From 24abcb98d4281dcf857cb08a86a58af286a2f94a Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 5 Jan 2012 20:40:15 +0200 Subject: Numerous improvements to the Oracle (oci8) driver and DB_driver --- system/database/DB_driver.php | 242 ++++------ system/database/drivers/oci8/oci8_driver.php | 82 +--- system/database/drivers/oci8/oci8_forge.php | 45 +- system/database/drivers/oci8/oci8_result.php | 624 ++++++++++++++++++++++++-- system/database/drivers/oci8/oci8_utility.php | 36 +- 5 files changed, 741 insertions(+), 288 deletions(-) (limited to 'system') diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php index 661b42ced..41d170875 100644 --- a/system/database/DB_driver.php +++ b/system/database/DB_driver.php @@ -1,13 +1,13 @@ -_db_set_charset($this->char_set, $this->dbcollat)) { @@ -227,10 +222,9 @@ class CI_DB_driver { /** * The name of the platform in use (mysql, mssql, etc...) * - * @access public * @return string */ - function platform() + public function platform() { return $this->dbdriver; } @@ -241,10 +235,9 @@ class CI_DB_driver { * Database Version Number. Returns a string containing the * version of the database being used * - * @access public * @return string */ - function version() + public function version() { if (FALSE === ($sql = $this->_version())) { @@ -281,12 +274,11 @@ class CI_DB_driver { * FALSE upon failure, and if the $db_debug variable is set to TRUE * will raise an error. * - * @access public * @param string An SQL query string * @param array An array of binding data * @return mixed */ - function query($sql, $binds = FALSE, $return_object = TRUE) + public function query($sql, $binds = FALSE, $return_object = TRUE) { if ($sql == '') { @@ -410,23 +402,21 @@ class CI_DB_driver { } // Load and instantiate the result driver - $driver = $this->load_rdriver(); $RES = new $driver(); - $RES->conn_id = $this->conn_id; - $RES->result_id = $this->result_id; + $RES->conn_id = $this->conn_id; + $RES->result_id = $this->result_id; if ($this->dbdriver == 'oci8') { $RES->stmt_id = $this->stmt_id; - $RES->curs_id = NULL; + $RES->curs_id = $this->curs_id; $RES->limit_used = $this->limit_used; + // Passing the next one by reference to make sure it's updated, if needed: + $RES->commit_mode = &$this->_commit; $this->stmt_id = FALSE; } - // oci8 vars must be set before calling this - $RES->num_rows = $RES->num_rows(); - // Is query caching enabled? If so, we'll serialize the // result object and save it to a cache file. if ($this->cache_on == TRUE AND $this->_cache_init()) @@ -438,9 +428,9 @@ class CI_DB_driver { // result object, so we'll have to compile the data // and save it) $CR = new CI_DB_result(); - $CR->num_rows = $RES->num_rows(); $CR->result_object = $RES->result_object(); $CR->result_array = $RES->result_array(); + $CR->num_rows = $RES->num_rows(); // Reset these since cached objects can not utilize resource IDs. $CR->conn_id = NULL; @@ -457,10 +447,9 @@ class CI_DB_driver { /** * Load the result drivers * - * @access public * @return string the name of the result class */ - function load_rdriver() + public function load_rdriver() { $driver = 'CI_DB_'.$this->dbdriver.'_result'; @@ -481,11 +470,10 @@ class CI_DB_driver { * we only use it when running transaction commands since they do * not require all the features of the main query() function. * - * @access public * @param string the sql query * @return mixed */ - function simple_query($sql) + public function simple_query($sql) { if ( ! $this->conn_id) { @@ -504,7 +492,7 @@ class CI_DB_driver { * @access public * @return void */ - function trans_off() + public function trans_off() { $this->trans_enabled = FALSE; } @@ -521,7 +509,7 @@ class CI_DB_driver { * @access public * @return void */ - function trans_strict($mode = TRUE) + public function trans_strict($mode = TRUE) { $this->trans_strict = is_bool($mode) ? $mode : TRUE; } @@ -531,10 +519,9 @@ class CI_DB_driver { /** * Start Transaction * - * @access public * @return void */ - function trans_start($test_mode = FALSE) + public function trans_start($test_mode = FALSE) { if ( ! $this->trans_enabled) { @@ -557,10 +544,9 @@ class CI_DB_driver { /** * Complete Transaction * - * @access public * @return bool */ - function trans_complete() + public function trans_complete() { if ( ! $this->trans_enabled) { @@ -604,10 +590,9 @@ class CI_DB_driver { /** * Lets you retrieve the transaction flag to determine if it has failed * - * @access public * @return bool */ - function trans_status() + public function trans_status() { return $this->_trans_status; } @@ -617,12 +602,11 @@ class CI_DB_driver { /** * Compile Bindings * - * @access public * @param string the sql statement * @param array an array of bind data * @return string */ - function compile_binds($sql, $binds) + public function compile_binds($sql, $binds) { if (strpos($sql, $this->bind_marker) === FALSE) { @@ -660,11 +644,10 @@ class CI_DB_driver { /** * Determines if a query is a "write" type. * - * @access public * @param string An SQL query string * @return boolean */ - function is_write_type($sql) + public function is_write_type($sql) { if ( ! preg_match('/^\s*"?(SET|INSERT|UPDATE|DELETE|REPLACE|CREATE|DROP|TRUNCATE|LOAD DATA|COPY|ALTER|GRANT|REVOKE|LOCK|UNLOCK)\s+/i', $sql)) { @@ -678,11 +661,10 @@ class CI_DB_driver { /** * Calculate the aggregate query elapsed time * - * @access public * @param integer The number of decimal places * @return integer */ - function elapsed_time($decimals = 6) + public function elapsed_time($decimals = 6) { return number_format($this->benchmark, $decimals); } @@ -692,10 +674,9 @@ class CI_DB_driver { /** * Returns the total number of queries * - * @access public * @return integer */ - function total_queries() + public function total_queries() { return $this->query_count; } @@ -705,10 +686,9 @@ class CI_DB_driver { /** * Returns the last query that was executed * - * @access public * @return void */ - function last_query() + public function last_query() { return end($this->queries); } @@ -721,11 +701,10 @@ class CI_DB_driver { * Escapes data based on type * Sets boolean and null types * - * @access public * @param string * @return mixed */ - function escape($str) + public function escape($str) { if (is_string($str)) { @@ -751,11 +730,10 @@ class CI_DB_driver { * Calls the individual driver for platform * specific escaping for LIKE conditions * - * @access public * @param string * @return mixed */ - function escape_like_str($str) + public function escape_like_str($str) { return $this->escape_str($str, TRUE); } @@ -768,11 +746,10 @@ class CI_DB_driver { * Retrieves the primary key. It assumes that the row in the first * position is the primary key * - * @access public * @param string the table name * @return string */ - function primary($table = '') + public function primary($table = '') { $fields = $this->list_fields($table); @@ -789,10 +766,9 @@ class CI_DB_driver { /** * Returns an array of table names * - * @access public * @return array */ - function list_tables($constrain_by_prefix = FALSE) + public function list_tables($constrain_by_prefix = FALSE) { // Is there a cached result? if (isset($this->data_cache['table_names'])) @@ -835,12 +811,12 @@ class CI_DB_driver { /** * Determine if a particular table exists - * @access public + * * @return boolean */ - function table_exists($table_name) + public function table_exists($table_name) { - return ( ! in_array($this->_protect_identifiers($table_name, TRUE, FALSE, FALSE), $this->list_tables())) ? FALSE : TRUE; + return in_array($this->_protect_identifiers($table_name, TRUE, FALSE, FALSE), $this->list_tables()); } // -------------------------------------------------------------------- @@ -848,11 +824,10 @@ class CI_DB_driver { /** * Fetch MySQL Field Names * - * @access public * @param string the table name * @return array */ - function list_fields($table = '') + public function list_fields($table = '') { // Is there a cached result? if (isset($this->data_cache['field_names'][$table])) @@ -901,14 +876,14 @@ class CI_DB_driver { /** * Determine if a particular field exists - * @access public + * * @param string * @param string * @return boolean */ - function field_exists($field_name, $table_name) + public function field_exists($field_name, $table_name) { - return ( ! in_array($field_name, $this->list_fields($table_name))) ? FALSE : TRUE; + return in_array($field_name, $this->list_fields($table_name)); } // -------------------------------------------------------------------- @@ -916,11 +891,10 @@ class CI_DB_driver { /** * Returns an object with field data * - * @access public * @param string the table name * @return object */ - function field_data($table = '') + public function field_data($table = '') { if ($table == '') { @@ -932,7 +906,6 @@ class CI_DB_driver { } $query = $this->query($this->_field_data($this->_protect_identifiers($table, TRUE, NULL, FALSE))); - return $query->field_data(); } @@ -941,12 +914,11 @@ class CI_DB_driver { /** * Generate an insert string * - * @access public * @param string the table upon which the query will be performed * @param array an associative array data of key/values * @return string */ - function insert_string($table, $data) + public function insert_string($table, $data) { $fields = array(); $values = array(); @@ -965,13 +937,12 @@ class CI_DB_driver { /** * Generate an update string * - * @access public * @param string the table upon which the query will be performed * @param array an associative array data of key/values * @param mixed the "where" statement * @return string */ - function update_string($table, $data, $where) + public function update_string($table, $data, $where) { if ($where == '') { @@ -1018,19 +989,12 @@ class CI_DB_driver { /** * Tests whether the string has an SQL operator * - * @access private * @param string * @return bool */ - function _has_operator($str) + protected function _has_operator($str) { - $str = trim($str); - if ( ! preg_match("/(\s|<|>|!|=|is null|is not null)/i", $str)) - { - return FALSE; - } - - return TRUE; + return (bool) preg_match('/(\s|<|>|!|=|is null|is not null)/i', trim($str)); } // -------------------------------------------------------------------- @@ -1038,12 +1002,11 @@ class CI_DB_driver { /** * Enables a native PHP function to be run, using a platform agnostic wrapper. * - * @access public * @param string the function name * @param mixed any parameters needed by the function * @return mixed */ - function call_function($function) + public function call_function($function) { $driver = ($this->dbdriver == 'postgre') ? 'pg_' : $this->dbdriver.'_'; @@ -1080,11 +1043,10 @@ class CI_DB_driver { /** * Set Cache Directory Path * - * @access public * @param string the path to the cache directory * @return void */ - function cache_set_path($path = '') + public function cache_set_path($path = '') { $this->cachedir = $path; } @@ -1094,13 +1056,11 @@ class CI_DB_driver { /** * Enable Query Caching * - * @access public * @return void */ - function cache_on() + public function cache_on() { - $this->cache_on = TRUE; - return TRUE; + return $this->cache_on = TRUE; } // -------------------------------------------------------------------- @@ -1108,13 +1068,11 @@ class CI_DB_driver { /** * Disable Query Caching * - * @access public * @return void */ - function cache_off() + public function cache_off() { - $this->cache_on = FALSE; - return FALSE; + return $this->cache_on = FALSE; } @@ -1123,10 +1081,9 @@ class CI_DB_driver { /** * Delete the cache files associated with a particular URI * - * @access public * @return void */ - function cache_delete($segment_one = '', $segment_two = '') + public function cache_delete($segment_one = '', $segment_two = '') { if ( ! $this->_cache_init()) { @@ -1140,10 +1097,9 @@ class CI_DB_driver { /** * Delete All cache files * - * @access public * @return void */ - function cache_delete_all() + public function cache_delete_all() { if ( ! $this->_cache_init()) { @@ -1158,22 +1114,18 @@ class CI_DB_driver { /** * Initialize the Cache Class * - * @access private * @return void */ - function _cache_init() + private function _cache_init() { if (is_object($this->CACHE) AND class_exists('CI_DB_Cache')) { return TRUE; } - if ( ! class_exists('CI_DB_Cache')) + if ( ! class_exists('CI_DB_Cache') AND ! @include(BASEPATH.'database/DB_cache.php')) { - if ( ! @include(BASEPATH.'database/DB_cache.php')) - { - return $this->cache_off(); - } + return $this->cache_off(); } $this->CACHE = new CI_DB_Cache($this); // pass db object to support multiple db connections and returned db objects @@ -1185,10 +1137,9 @@ class CI_DB_driver { /** * Close DB Connection * - * @access public * @return void */ - function close() + public function close() { if (is_resource($this->conn_id) OR is_object($this->conn_id)) { @@ -1202,13 +1153,12 @@ class CI_DB_driver { /** * Display an error message * - * @access public * @param string the error message * @param string any "swap" values * @param boolean whether to localize the message * @return string sends the application/error_db.php template */ - function display_error($error = '', $swap = '', $native = FALSE) + public function display_error($error = '', $swap = '', $native = FALSE) { $LANG =& load_class('Lang', 'core'); $LANG->load('db'); @@ -1254,11 +1204,10 @@ class CI_DB_driver { * * This function adds backticks if appropriate based on db type * - * @access private * @param mixed the item to escape * @return mixed the item with backticks */ - function protect_identifiers($item, $prefix_single = FALSE) + public function protect_identifiers($item, $prefix_single = FALSE) { return $this->_protect_identifiers($item, $prefix_single); } @@ -1285,14 +1234,14 @@ class CI_DB_driver { * insert the table prefix (if it exists) in the proper position, and escape only * the correct identifiers. * - * @access private + * @access public (DB Forge needs it to be public!) * @param string * @param bool * @param mixed * @param bool * @return string */ - function _protect_identifiers($item, $prefix_single = FALSE, $protect_identifiers = NULL, $field_exists = TRUE) + public function _protect_identifiers($item, $prefix_single = FALSE, $protect_identifiers = NULL, $field_exists = TRUE) { if ( ! is_bool($protect_identifiers)) { @@ -1440,6 +1389,5 @@ class CI_DB_driver { } - /* End of file DB_driver.php */ /* Location: ./system/database/DB_driver.php */ diff --git a/system/database/drivers/oci8/oci8_driver.php b/system/database/drivers/oci8/oci8_driver.php index c6621901b..cc9557e7d 100644 --- a/system/database/drivers/oci8/oci8_driver.php +++ b/system/database/drivers/oci8/oci8_driver.php @@ -1,13 +1,13 @@ -stmt_id = FALSE; $this->_set_stmt_id($sql); oci_set_prefetch($this->stmt_id, 1000); @@ -187,7 +181,6 @@ class CI_DB_oci8_driver extends CI_DB { /** * Generate a statement ID * - * @access private * @param string an SQL query * @return none */ @@ -206,7 +199,6 @@ class CI_DB_oci8_driver extends CI_DB { * * If needed, each database adapter can prep the query string * - * @access private called by execute() * @param string an SQL query * @return string */ @@ -220,7 +212,6 @@ class CI_DB_oci8_driver extends CI_DB { /** * getCursor. Returns a cursor from the datbase * - * @access public * @return cursor id */ public function get_cursor() @@ -234,7 +225,6 @@ class CI_DB_oci8_driver extends CI_DB { /** * Stored Procedure. Executes a stored procedure * - * @access public * @param package package stored procedure is in * @param procedure stored procedure to execute * @param params array of parameters @@ -287,7 +277,6 @@ class CI_DB_oci8_driver extends CI_DB { /** * Bind parameters * - * @access private * @return none */ private function _bind_params($params) @@ -316,7 +305,6 @@ class CI_DB_oci8_driver extends CI_DB { /** * Begin Transaction * - * @access public * @return bool */ public function trans_begin($test_mode = FALSE) @@ -337,7 +325,7 @@ class CI_DB_oci8_driver extends CI_DB { // even if the queries produce a successful result. $this->_trans_failure = ($test_mode === TRUE) ? TRUE : FALSE; - $this->_commit = OCI_DEFAULT; + $this->_commit = (is_php('5.3.2')) ? OCI_NO_AUTO_COMMIT : OCI_DEFAULT; return TRUE; } @@ -346,7 +334,6 @@ class CI_DB_oci8_driver extends CI_DB { /** * Commit Transaction * - * @access public * @return bool */ public function trans_commit() @@ -362,9 +349,8 @@ class CI_DB_oci8_driver extends CI_DB { return TRUE; } - $ret = oci_commit($this->conn_id); $this->_commit = OCI_COMMIT_ON_SUCCESS; - return $ret; + return oci_commit($this->conn_id); } // -------------------------------------------------------------------- @@ -372,7 +358,6 @@ class CI_DB_oci8_driver extends CI_DB { /** * Rollback Transaction * - * @access public * @return bool */ public function trans_rollback() @@ -388,9 +373,8 @@ class CI_DB_oci8_driver extends CI_DB { return TRUE; } - $ret = oci_rollback($this->conn_id); $this->_commit = OCI_COMMIT_ON_SUCCESS; - return $ret; + return oci_rollback($this->conn_id); } // -------------------------------------------------------------------- @@ -398,7 +382,6 @@ class CI_DB_oci8_driver extends CI_DB { /** * Escape String * - * @access public * @param string * @param bool whether or not the string will be used in a LIKE condition * @return string @@ -434,7 +417,6 @@ class CI_DB_oci8_driver extends CI_DB { /** * Affected Rows * - * @access public * @return integer */ public function affected_rows() @@ -447,7 +429,6 @@ class CI_DB_oci8_driver extends CI_DB { /** * Insert ID * - * @access public * @return integer */ public function insert_id() @@ -464,7 +445,6 @@ class CI_DB_oci8_driver extends CI_DB { * Generates a platform-specific query string that counts all records in * the specified database * - * @access public * @param string * @return string */ @@ -494,7 +474,6 @@ class CI_DB_oci8_driver extends CI_DB { * * Generates a platform-specific query string so that the table names can be fetched * - * @access protected * @param boolean * @return string */ @@ -517,7 +496,6 @@ class CI_DB_oci8_driver extends CI_DB { * * Generates a platform-specific query string so that the column names can be fetched * - * @access protected * @param string the table name * @return string */ @@ -533,7 +511,6 @@ class CI_DB_oci8_driver extends CI_DB { * * Generates a platform-specific query so that the column data can be retrieved * - * @access public * @param string the table name * @return object */ @@ -547,7 +524,6 @@ class CI_DB_oci8_driver extends CI_DB { /** * The error message string * - * @access protected * @return string */ protected function _error_message() @@ -562,7 +538,6 @@ class CI_DB_oci8_driver extends CI_DB { /** * The error message number * - * @access protected * @return integer */ protected function _error_number() @@ -579,7 +554,6 @@ class CI_DB_oci8_driver extends CI_DB { * * This function escapes column and table names * - * @access protected * @param string * @return string */ @@ -622,7 +596,6 @@ class CI_DB_oci8_driver extends CI_DB { * This function implicitly groups FROM tables so there is no confusion * about operator precedence in harmony with SQL standards * - * @access protected * @param type * @return type */ @@ -643,7 +616,6 @@ class CI_DB_oci8_driver extends CI_DB { * * Generates a platform-specific insert string from the supplied data * - * @access public * @param string the table name * @param array the insert keys * @param array the insert values @@ -688,7 +660,6 @@ class CI_DB_oci8_driver extends CI_DB { * * Generates a platform-specific update string from the supplied data * - * @access protected * @param string the table name * @param array the update data * @param array the where clause @@ -705,12 +676,10 @@ class CI_DB_oci8_driver extends CI_DB { $limit = ( ! $limit) ? '' : ' LIMIT '.$limit; - $orderby = (count($orderby) >= 1)?' ORDER BY '.implode(", ", $orderby):''; - - $sql = "UPDATE ".$table." SET ".implode(', ', $valstr); - - $sql .= ($where != '' AND count($where) >=1) ? " WHERE ".implode(" ", $where) : ''; + $orderby = (count($orderby) > 0) ? ' ORDER BY '.implode(', ', $orderby) : ''; + $sql = 'UPDATE '.$table.' SET '.implode(', ', $valstr); + $sql .= ($where != '' AND count($where) > 0) ? ' WHERE '.implode(' ', $where) : ''; $sql .= $orderby.$limit; return $sql; @@ -725,7 +694,6 @@ class CI_DB_oci8_driver extends CI_DB { * If the database does not support the truncate() command * This function maps to "DELETE FROM table" * - * @access protected * @param string the table name * @return string */ @@ -741,7 +709,6 @@ class CI_DB_oci8_driver extends CI_DB { * * Generates a platform-specific delete string from the supplied data * - * @access protected * @param string the table name * @param array the where clause * @param string the limit clause @@ -775,7 +742,6 @@ class CI_DB_oci8_driver extends CI_DB { * * Generates a platform-specific LIMIT clause * - * @access protected * @param string the sql query string * @param integer the number of rows to limit the query to * @param integer the offset value @@ -802,7 +768,6 @@ class CI_DB_oci8_driver extends CI_DB { /** * Close DB Connection * - * @access protected * @param resource * @return void */ @@ -811,10 +776,7 @@ class CI_DB_oci8_driver extends CI_DB { @oci_close($conn_id); } - } - - /* End of file oci8_driver.php */ /* Location: ./system/database/drivers/oci8/oci8_driver.php */ diff --git a/system/database/drivers/oci8/oci8_forge.php b/system/database/drivers/oci8/oci8_forge.php index b4a24cdca..6975f2a5f 100644 --- a/system/database/drivers/oci8/oci8_forge.php +++ b/system/database/drivers/oci8/oci8_forge.php @@ -1,13 +1,13 @@ -db->_protect_identifiers($field); - - $sql .= ' '.$attributes['TYPE']; + $sql .= "\n\t".$this->db->_protect_identifiers($field).' '.$attributes['TYPE']; if (array_key_exists('CONSTRAINT', $attributes)) { @@ -127,11 +124,6 @@ class CI_DB_oci8_forge extends CI_DB_forge { { $sql .= ' NOT NULL'; } - - if (array_key_exists('AUTO_INCREMENT', $attributes) && $attributes['AUTO_INCREMENT'] === TRUE) - { - $sql .= ' AUTO_INCREMENT'; - } } // don't add a comma on the end of the last field @@ -174,12 +166,11 @@ class CI_DB_oci8_forge extends CI_DB_forge { /** * Drop Table * - * @access private - * @return bool + * @return string */ - function _drop_table($table) + public function _drop_table($table) { - return FALSE; + return 'DROP TABLE ' . $this->db->_protect_identifiers($table); } // -------------------------------------------------------------------- @@ -190,7 +181,6 @@ class CI_DB_oci8_forge extends CI_DB_forge { * Generates a platform-specific query so that a table can be altered * Called by add_column(), drop_column(), and column_alter(), * - * @access private * @param string the ALTER type (ADD, DROP, CHANGE) * @param string the column name * @param string the table name @@ -198,9 +188,9 @@ class CI_DB_oci8_forge extends CI_DB_forge { * @param string the default value * @param boolean should 'NOT NULL' be added * @param string the field after which we should add the new field - * @return object + * @return string */ - function _alter_table($alter_type, $table, $column_name, $column_definition = '', $default_value = '', $null = '', $after_field = '') + public function _alter_table($alter_type, $table, $column_name, $column_definition = '', $default_value = '', $null = '', $after_field = '') { $sql = 'ALTER TABLE '.$this->db->_protect_identifiers($table)." $alter_type ".$this->db->_protect_identifiers($column_name); @@ -242,12 +232,11 @@ class CI_DB_oci8_forge extends CI_DB_forge { * * Generates a platform-specific query so that a table can be renamed * - * @access private * @param string the old table name * @param string the new table name * @return string */ - function _rename_table($table_name, $new_table_name) + public function _rename_table($table_name, $new_table_name) { $sql = 'ALTER TABLE '.$this->db->_protect_identifiers($table_name)." RENAME TO ".$this->db->_protect_identifiers($new_table_name); return $sql; @@ -257,4 +246,4 @@ class CI_DB_oci8_forge extends CI_DB_forge { } /* End of file oci8_forge.php */ -/* Location: ./system/database/drivers/oci8/oci8_forge.php */ \ No newline at end of file +/* Location: ./system/database/drivers/oci8/oci8_forge.php */ diff --git a/system/database/drivers/oci8/oci8_result.php b/system/database/drivers/oci8/oci8_result.php index 0f69fa9ef..cbf4bec52 100644 --- a/system/database/drivers/oci8/oci8_result.php +++ b/system/database/drivers/oci8/oci8_result.php @@ -1,13 +1,13 @@ -num_rows === 0 && count($this->result_array()) > 0) + if ( ! is_int($this->num_rows)) { - $this->num_rows = count($this->result_array()); - @oci_execute($this->stmt_id, OCI_DEFAULT); - - if ($this->curs_id) + if (count($this->result_array) > 0) + { + return $this->num_rows = count($this->result_array); + } + elseif (count($this->result_object) > 0) { - @oci_execute($this->curs_id, OCI_DEFAULT); + return $this->num_rows = count($this->result_array); } + + return $this->num_rows = count($this->result_array()); } return $this->num_rows; @@ -73,7 +82,6 @@ class CI_DB_oci8_result extends CI_DB_result { /** * Number of fields in the result set * - * @access public * @return integer */ public function num_fields() @@ -83,7 +91,7 @@ class CI_DB_oci8_result extends CI_DB_result { // if we used a limit we subtract it if ($this->limit_used) { - $count = $count - 1; + return $count - 1; } return $count; @@ -96,7 +104,6 @@ class CI_DB_oci8_result extends CI_DB_result { * * Generates an array of column names * - * @access public * @return array */ public function list_fields() @@ -116,7 +123,6 @@ class CI_DB_oci8_result extends CI_DB_result { * * Generates an array of objects containing field meta-data * - * @access public * @return array */ public function field_data() @@ -140,7 +146,7 @@ class CI_DB_oci8_result extends CI_DB_result { /** * Free the result * - * @return null + * @return void */ public function free_result() { @@ -149,6 +155,17 @@ class CI_DB_oci8_result extends CI_DB_result { oci_free_statement($this->result_id); $this->result_id = FALSE; } + + if (is_resource($this->stmt_id)) + { + oci_free_statement($this->stmt_id); + } + + if (is_resource($this->curs_id)) + { + oci_cancel($this->curs_id); + $this->curs_id = NULL; + } } // -------------------------------------------------------------------- @@ -158,7 +175,6 @@ class CI_DB_oci8_result extends CI_DB_result { * * Returns the result set as an array * - * @access protected * @return array */ protected function _fetch_assoc() @@ -174,22 +190,47 @@ class CI_DB_oci8_result extends CI_DB_result { * * Returns the result set as an object * - * @access protected * @return object */ protected function _fetch_object() { $id = ($this->curs_id) ? $this->curs_id : $this->stmt_id; - return @oci_fetch_object($id); + return oci_fetch_object($id); + } + + // -------------------------------------------------------------------- + + /* Query result + * + * Acts as a wrapper for result_array(), result_object() + * and custom_result_object(). + * + * @param string ('object', 'array' or a custom class name) + * @return array + */ + + public function result($type = 'object') + { + if ($type === 'object') + { + return $this->result_object(); + } + elseif ($type === 'array') + { + return $this->result_array(); + } + else + { + return $this->custom_result_object($type); + } } // -------------------------------------------------------------------- /** - * Query result. "array" version. + * Query result. "array" version. * - * @access public - * @return array + * @return array */ public function result_array() { @@ -197,14 +238,488 @@ class CI_DB_oci8_result extends CI_DB_result { { return $this->result_array; } + elseif (count($this->result_object) > 0) + { + for ($i = 0, $c = count($this->result_object); $i < $c; $i++) + { + $this->result_array[$i] = (array) $this->result_object[$i]; + } + + return $this->result_array; + } + elseif (is_array($this->row_data)) + { + if (count($this->row_data) === 0) + { + return $this->result_array; + } + else + { + $row_index = count($this->row_data); + } + } + else + { + $row_index = 0; + $this->row_data = array(); + } $row = NULL; while ($row = $this->_fetch_assoc()) { - $this->result_array[] = $row; + $this->row_data[$row_index++] = $row; + } + + // Un-comment the following line, in case it becomes needed + // $this->_data_seek(); + return $this->result_array = $this->row_data; + } + + // -------------------------------------------------------------------- + + /** + * Query result. "object" version. + * + * @return array + */ + public function result_object() + { + if (count($this->result_object) > 0) + { + return $this->result_object; + } + elseif (count($this->result_array) > 0) + { + for ($i = 0, $c = count($this->result_array); $i < $c; $i++) + { + $this->result_object[] = (object) $this->result_array[$i]; + } + + return $this->result_object; + } + elseif (is_array($this->row_data)) + { + if (count($this->row_data) === 0) + { + return $this->result_object; + } + else + { + $row_index = count($this->row_data); + for ($i = 0; $i < $row_index; $i++) + { + $this->result_object[$i] = (object) $this->row_data[$i]; + } + } + } + else + { + $row_index = 0; + $this->row_data = array(); + } + + $row = NULL; + while ($row = $this->_fetch_object()) + { + $this->row_data[$row_index] = (array) $row; + $this->result_object[$row_index++] = $row; + } + + // Un-comment the following line, in case it becomes needed + // $this->_data_seek(); + return $this->result_object; + } + + // -------------------------------------------------------------------- + + /** + * Query result. Custom object version. + * + * @param string class name used to instantiate rows to + * @return array + */ + public function custom_result_object($class_name) + { + if (array_key_exists($class_name, $this->custom_result_object)) + { + return $this->custom_result_object[$class_name]; + } + + if ( ! class_exists($class_name) OR $this->result_id === FALSE OR $this->num_rows() === 0) + { + return array(); + } + + // add the data to the object + $result_object = array(); + $data = NULL; + + /* First check if we don't already have the data. + * If so - pass by reference, as we don't know how + * large it might be and we don't want 1000 row + * sets being copied. + */ + if (count($this->result_array) > 0) + { + $data = &$this->result_array; + } + elseif (count($this->result_object) > 0) + { + $data = &$this->result_object; + } + + if ( ! is_null($data)) + { + for ($i = 0, $c = count($data); $i < $c; $i++) + { + $result_object[$i] = new $class_name(); + foreach ($data[$i] as $key => $value) + { + $result_object[$i]->$key = $value; + } + } + } + else + { + // No prefetched result set + if (is_array($this->row_data)) + { + $row_index = count($this->row_data); + if ($row_index === 0) + { + return array(); + } + else + { + for ($i = 0; $i < $row_index; $i++) + { + $result_object[$i] = new $class_name(); + foreach ($this->row_data[$i] as $key => $value) + { + $result_object[$i]->$key = $value; + } + } + } + } + else + { + $row_index = 0; + $this->row_data = array(); + } + + while ($row = $this->_fetch_assoc()) + { + $data = new $class_name(); + foreach ($row as $key => $value) + { + $data->$key = $value; + } + + $this->row_data[$row_index] = $row; + $result_object[$row_index++] = $data; + } + // Un-comment the following line, in case it becomes needed + // $this->_data_seek(); + } + + /* As described for the num_rows() method - there's no easy + * way to get the number of rows selected. Our work-around + * solution (as in here as well) first checks if result_array + * or result_object exist and returns their count. It doesn't + * however check for a custom_object_result, so - do it here. + */ + if ( ! is_int($this->num_rows)) + { + $this->num_rows = count($result_object); + } + + // Cache and return the array + return $this->custom_result_object[$class_name] = $result_object; + } + + // -------------------------------------------------------------------- + + /* Single row result. + * + * Acts as a wrapper for row_object(), row_array() + * and custom_row_object(). Also used by first_row(), next_row() + * and previous_row(). + * + * @param int row index + * @param string ('object', 'array' or a custom class name) + * @return mixed whatever was passed to the second parameter + */ + + public function row($n = 0, $type = 'object') + { + if ($type === 'object') return $this->row_object($n); + elseif ($type === 'array') return $this->row_array($n); + else return $this->custom_row_object($n, $type); + } + + // -------------------------------------------------------------------- + + /* Single row result. Array version. + * + * @param int row index + * @return array + */ + + public function row_array($n = 0) + { + // Make sure $n is not a string + if ( ! is_int($n)) + { + $n = (int) $n; } - return $this->result_array; + /* If row_data is initialized, it means that we've already tried + * (at least) to fetch some data, so ... check if we already have + * this row. + */ + if (is_array($this->row_data)) + { + /* If we already have row_data[$n] - return it. + * + * If we enter the elseif, there's a number of reasons to + * return an empty array: + * + * - count($this->row_data) === 0 means there are no results + * - num_rows being set, result_array and/or result_object + * having count() > 0 means that we've already fetched all + * data and $n is greater than our highest row index available + * - $n < $this->current_row means that if such row existed, + * we would've already returned it, therefore $n is an + * invalid index + */ + if (isset($this->row_data[$n])) // We already have this row + { + $this->current_row = $n; + return $this->row_data[$n]; + } + elseif (count($this->row_data) === 0 OR is_int($this->num_rows) + OR count($this->result_array) > 0 OR count($this->result_object) > 0 + OR $n < $this->current_row) + { + // No such row exists + return array(); + } + + // Get the next row index that would actually need to be fetched + $current_row = ($this->current_row < count($this->row_data)) ? count($this->row_data) : $this->current_row + 1; + } + else + { + $current_row = $this->current_row = 0; + $this->row_data = array(); + } + + /* Fetch more data, if available + * + * NOTE: Operator precedence is important here, if you change + * 'AND' with '&&' - it WILL BREAK the results, as + * $row will be assigned the scalar value of both + * expressions! + */ + while ($row = $this->_fetch_assoc() AND $current_row <= $n) + { + $this->row_data[$current_row++] = $row; + } + + // This would mean that there's no (more) data to fetch + if ( ! is_array($this->row_data) OR ! isset($this->row_data[$n])) + { + // Cache what we already have + if (is_array($this->row_data)) + { + $this->num_rows = count($this->row_data); + /* Usually, row_data could have less elements than result_array, + * but at this point - they should be exactly the same. + */ + $this->result_array = $this->row_data; + } + else + { + $this->num_rows = 0; + } + + return array(); + } + + $this->current_row = $n; + return $this->row_data[$n]; + } + + // -------------------------------------------------------------------- + + /* Single row result. Object version. + * + * @param int row index + * @return mixed object if row found; empty array if not + */ + public function row_object($n = 0) + { + // Make sure $n is not a string + if ( ! is_int($n)) + { + $n = (int) $n; + } + /* Logic here is exactly the same as in row_array, + * except we have to cast row_data[$n] to an object. + * + * If we already have result_object though - we can + * directly return from it. + */ + if (isset($this->result_object[$n])) + { + $this->current_row = $n; + // Set this, if not already done. + if ( ! is_int($this->num_rows)) + { + $this->num_rows = count($this->result_object); + } + + return $this->result_object[$n]; + } + + $row = $this->row_array($n); + // Cast only if the row exists + if (count($row) > 0) + { + $this->current_row = $n; + return (object) $row; + } + + return array(); + } + + // -------------------------------------------------------------------- + + /* Single row result. Custom object version. + * + * @param int row index + * @param string custom class name + * @return mixed custom object if row found; empty array otherwise + */ + + public function custom_row_object($n = 0, $class_name) + { + // Make sure $n is not a string + if ( ! is_int($n)) + { + $n = (int) $n; + } + + if (array_key_exists($class_name, $this->custom_result_object)) + { + /* We already have a the whole result set with this class_name, + * return the specified row if it exists, and an empty array if + * it doesn't. + */ + if (isset($this->custom_result_object[$class_name][$n])) + { + $this->current_row = $n; + return $this->custom_result_object[$class_name][$n]; + } + else + { + return array(); + } + } + elseif ( ! class_exists($class_name)) // No such class exists + { + return array(); + } + + $row = $this->row_array($n); + // An array would mean that the row doesn't exist + if (is_array($row)) + { + return $row; + } + + // Convert to the desired class and return + $row_object = new $class_name(); + foreach ($row as $key => $value) + { + $row_object->$key = $value; + } + + $this->current_row = $n; + return $row_object; + } + + // -------------------------------------------------------------------- + + /* First row result. + * + * @param string ('object', 'array' or a custom class name) + * @return mixed whatever was passed to the second parameter + */ + + public function first_row($type = 'object') + { + return $this->row(0, $type); + } + + // -------------------------------------------------------------------- + + /* Last row result. + * + * @param string ('object', 'array' or a custom class name) + * @return mixed whatever was passed to the second parameter + */ + public function last_row($type = 'object') + { + $result = &$this->result($type); + if ( ! isset($this->num_rows)) + { + $this->num_rows = count($result); + } + $this->current_row = $this->num_rows - 1; + return $result[$this->current_row]; + } + + // -------------------------------------------------------------------- + + /* Next row result. + * + * @param string ('object', 'array' or a custom class name) + * @return mixed whatever was passed to the second parameter + */ + public function next_row($type = 'object') + { + if (is_array($this->row_data)) + { + $count = count($this->row_data); + if ($this->current_row > $count OR ($this->current_row === 0 && $count === 0)) + { + $n = $count; + } + else + { + $n = $this->current_row + 1; + } + } + else + { + $n = 0; + } + + return $this->row($n, $type); + } + + // -------------------------------------------------------------------- + + /* Previous row result. + * + * @param string ('object', 'array' or a custom class name) + * @return mixed whatever was passed to the second parameter + */ + public function previous_row($type = 'object') + { + $n = ($this->current_row !== 0) ? $this->current_row - 1 : 0; + return $this->row($n, $type); } // -------------------------------------------------------------------- @@ -212,20 +727,59 @@ class CI_DB_oci8_result extends CI_DB_result { /** * Data Seek * - * Moves the internal pointer to the desired offset. We call + * Moves the internal pointer to the desired offset. We call * this internally before fetching results to make sure the - * result set starts at zero + * result set starts at zero. * - * @access protected - * @return array + * Oracle's PHP extension doesn't have an easy way of doing this + * and the only workaround is to (re)execute the statement or cursor + * in order to go to the first (zero) index of the result set. + * Then, we would need to "dummy" fetch ($n - 1) rows to get to the + * right one. + * + * This is as ridiculous as it sounds and it's the reason why every + * other method that is fetching data tries to use an already "cached" + * result set. Keeping this just in case it becomes needed at + * some point in the future, but it will only work for resetting the + * pointer to zero. + * + * @return bool */ - protected function _data_seek($n = 0) + protected function _data_seek() { - return FALSE; // Not needed + /* The PHP manual says that if OCI_NO_AUTO_COMMIT mode + * is used, and oci_rollback() and/or oci_commit() are + * not subsequently called - this will cause an unnecessary + * rollback to be triggered at the end of the script execution. + * + * Therefore we'll try to avoid using that mode flag + * if we're not currently in the middle of a transaction. + */ + if ($this->commit_mode !== OCI_COMMIT_ON_SUCCESS) + { + $result = @oci_execute($this->stmt_id, $this->commit_mode); + } + else + { + $result = @oci_execute($this->stmt_id); + } + + if ($result && $this->curs_id) + { + if ($this->commit_mode !== OCI_COMMIT_ON_SUCCESS) + { + return @oci_execute($this->curs_id, $this->commit_mode); + } + else + { + return @oci_execute($this->curs_id); + } + } + + return $result; } } - /* End of file oci8_result.php */ /* Location: ./system/database/drivers/oci8/oci8_result.php */ diff --git a/system/database/drivers/oci8/oci8_utility.php b/system/database/drivers/oci8/oci8_utility.php index d60f98bc4..317ff91eb 100644 --- a/system/database/drivers/oci8/oci8_utility.php +++ b/system/database/drivers/oci8/oci8_utility.php @@ -1,13 +1,13 @@ -db->display_error('db_unsuported_feature'); } + } /* End of file oci8_utility.php */ -/* Location: ./system/database/drivers/oci8/oci8_utility.php */ \ No newline at end of file +/* Location: ./system/database/drivers/oci8/oci8_utility.php */ -- cgit v1.2.3-24-g4f1b From 7b62bff30cd80b6ddde4489f8a59948766334c20 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 5 Jan 2012 20:43:57 +0200 Subject: Fix a method description --- system/database/DB_driver.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'system') diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php index 41d170875..e667c25d3 100644 --- a/system/database/DB_driver.php +++ b/system/database/DB_driver.php @@ -822,7 +822,7 @@ class CI_DB_driver { // -------------------------------------------------------------------- /** - * Fetch MySQL Field Names + * Fetch Field Names * * @param string the table name * @return array -- cgit v1.2.3-24-g4f1b From 6ea08e60670e4bb7ce184b695d515626d472489d Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 5 Jan 2012 21:43:17 +0200 Subject: Fix issue 413 --- system/database/drivers/oci8/oci8_driver.php | 29 ++++++++++++++++++++++++---- 1 file changed, 25 insertions(+), 4 deletions(-) (limited to 'system') diff --git a/system/database/drivers/oci8/oci8_driver.php b/system/database/drivers/oci8/oci8_driver.php index cc9557e7d..dea08ffe4 100644 --- a/system/database/drivers/oci8/oci8_driver.php +++ b/system/database/drivers/oci8/oci8_driver.php @@ -528,8 +528,7 @@ class CI_DB_oci8_driver extends CI_DB { */ protected function _error_message() { - // If the error was during connection, no conn_id should be passed - $error = is_resource($this->conn_id) ? oci_error($this->conn_id) : oci_error(); + $error = self::_get_error_data(); return $error['message']; } @@ -542,13 +541,35 @@ class CI_DB_oci8_driver extends CI_DB { */ protected function _error_number() { - // Same as _error_message() - $error = is_resource($this->conn_id) ? oci_error($this->conn_id) : oci_error(); + $error = self::_get_error_data(); return $error['code']; } // -------------------------------------------------------------------- + /* Get error data + * + * Used by _error_message() and _error_number() + * + * @return array + */ + private function _get_error_data() + { + $res = NULL; + foreach (array('curs_id', 'stmt_id', 'conn_id') as $key) + { + if (is_resource($this->$key)) + { + $res = $key; + break; + } + } + + return ( ! is_null($res)) ? oci_error($res) : oci_error(); + } + + // -------------------------------------------------------------------- + /** * Escape the SQL Identifiers * -- cgit v1.2.3-24-g4f1b From 6684ce5c7957b1095ad137faa981e80723f5e848 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 5 Jan 2012 22:05:14 +0200 Subject: Really fix error handling :) --- system/database/drivers/oci8/oci8_driver.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'system') diff --git a/system/database/drivers/oci8/oci8_driver.php b/system/database/drivers/oci8/oci8_driver.php index dea08ffe4..f520f7c76 100644 --- a/system/database/drivers/oci8/oci8_driver.php +++ b/system/database/drivers/oci8/oci8_driver.php @@ -560,7 +560,7 @@ class CI_DB_oci8_driver extends CI_DB { { if (is_resource($this->$key)) { - $res = $key; + $res = $this->$key; break; } } -- cgit v1.2.3-24-g4f1b From 4921fed6c17a54efd4fac0bed4d058463bd9b601 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Sat, 7 Jan 2012 01:28:07 +0200 Subject: Improve the smiley, string & text helpers --- system/helpers/smiley_helper.php | 97 ++++++++++++---------------- system/helpers/string_helper.php | 81 +++++++++--------------- system/helpers/text_helper.php | 133 +++++++++++++++++++-------------------- 3 files changed, 134 insertions(+), 177 deletions(-) (limited to 'system') diff --git a/system/helpers/smiley_helper.php b/system/helpers/smiley_helper.php index 700f4486c..bc265e552 100644 --- a/system/helpers/smiley_helper.php +++ b/system/helpers/smiley_helper.php @@ -1,13 +1,13 @@ - $id) { - foreach ($alias as $name => $id) - { - $m[] = '"'.$name.'" : "'.$id.'"'; - } + $m[] = '"'.$name.'" : "'.$id.'"'; } + } - $m = '{'.implode(',', $m).'}'; + $m = '{'.implode(',', $m).'}'; - $r .= <</*'; - } - else - { - return $r; - } + return ($inline) ? '' : $r; } } @@ -154,12 +145,9 @@ if ( ! function_exists('get_clickable_smileys')) $smileys = $alias; } - if ( ! is_array($smileys)) + if ( ! is_array($smileys) && FALSE === ($smileys = _get_smiley_array())) { - if (FALSE === ($smileys = _get_smiley_array())) - { - return $smileys; - } + return $smileys; } // Add a trailing slash to the file path if needed @@ -178,7 +166,6 @@ if ( ! function_exists('get_clickable_smileys')) } $link[] = "\"".$smileys[$key][3]."\""; - $used[$smileys[$key][0]] = TRUE; } @@ -207,16 +194,13 @@ if ( ! function_exists('parse_smileys')) return $str; } - if ( ! is_array($smileys)) + if ( ! is_array($smileys) && FALSE === ($smileys = _get_smiley_array())) { - if (FALSE === ($smileys = _get_smiley_array())) - { - return $str; - } + return $str; } // Add a trailing slash to the file path if needed - $image_url = preg_replace("/(.+?)\/*$/", "\\1/", $image_url); + $image_url = rtrim($image_url, '/').'/'; foreach ($smileys as $key => $val) { @@ -249,7 +233,7 @@ if ( ! function_exists('_get_smiley_array')) { include(APPPATH.'config/smileys.php'); } - + if (isset($smileys) AND is_array($smileys)) { return $smileys; @@ -288,6 +272,5 @@ EOF; } } - /* End of file smiley_helper.php */ -/* Location: ./system/helpers/smiley_helper.php */ \ No newline at end of file +/* Location: ./system/helpers/smiley_helper.php */ diff --git a/system/helpers/string_helper.php b/system/helpers/string_helper.php index 04d51c2f9..654f721b0 100644 --- a/system/helpers/string_helper.php +++ b/system/helpers/string_helper.php @@ -1,13 +1,13 @@ -load->helper('security'); - - return do_hash(uniqid(mt_rand(), TRUE), 'sha1'); - break; + case 'basic': return mt_rand(); + case 'alnum': + case 'numeric': + case 'nozero': + case 'alpha': + switch ($type) + { + case 'alpha': $pool = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'; + break; + case 'alnum': $pool = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'; + break; + case 'numeric': $pool = '0123456789'; + break; + case 'nozero': $pool = '123456789'; + break; + } + return substr(str_shuffle(str_repeat($pool, ceil($len/strlen($pool)))),0,$len); + case 'unique': + case 'md5': return md5(uniqid(mt_rand())); + case 'encrypt': + case 'sha1': + $CI =& get_instance(); + $CI->load->helper('security'); + return do_hash(uniqid(mt_rand(), TRUE), 'sha1'); } } } @@ -262,7 +245,6 @@ if ( ! function_exists('random_string')) function increment_string($str, $separator = '_', $first = 1) { preg_match('/(.+)'.$separator.'([0-9]+)$/', $str, $match); - return isset($match[2]) ? $match[1].$separator.($match[2] + 1) : $str.$separator.$first; } @@ -311,6 +293,5 @@ if ( ! function_exists('repeater')) } } - /* End of file string_helper.php */ -/* Location: ./system/helpers/string_helper.php */ \ No newline at end of file +/* Location: ./system/helpers/string_helper.php */ diff --git a/system/helpers/text_helper.php b/system/helpers/text_helper.php index 842a31d75..562270f96 100644 --- a/system/helpers/text_helper.php +++ b/system/helpers/text_helper.php @@ -1,13 +1,13 @@ -","\"", "'", "-"), - $str); + return str_replace(array('&', '<', '>', '"', ''', '-'), + array('&', '<', '>', '"', "'", '-'), + $str); } return $str; @@ -294,42 +294,38 @@ if ( ! function_exists('highlight_code')) { function highlight_code($str) { - // The highlight string function encodes and highlights - // brackets so we need them to start raw - $str = str_replace(array('<', '>'), array('<', '>'), $str); - - // Replace any existing PHP tags to temporary markers so they don't accidentally - // break the string out of PHP, and thus, thwart the highlighting. - - $str = str_replace(array('', '<%', '%>', '\\', ''), - array('phptagopen', 'phptagclose', 'asptagopen', 'asptagclose', 'backslashtmp', 'scriptclose'), $str); + /* The highlight string function encodes and highlights + * brackets so we need them to start raw. + * + * Also replace any existing PHP tags to temporary markers + * so they don't accidentally break the string out of PHP, + * and thus, thwart the highlighting. + */ + $str = str_replace(array('<', '>', '', '<%', '%>', '\\', ''), + array('<', '>', 'phptagopen', 'phptagclose', 'asptagopen', 'asptagclose', 'backslashtmp', 'scriptclose'), + $str); // The highlight_string function requires that the text be surrounded // by PHP tags, which we will remove later - $str = ''; // tags - // so we'll replace them with tags. - - if (abs(PHP_VERSION) < 5) - { - $str = str_replace(array(''), array(''), $str); - $str = preg_replace('#color="(.*?)"#', 'style="color: \\1"', $str); - } + $str = highlight_string('', TRUE); // Remove our artificially added PHP, and the syntax highlighting that came with it - $str = preg_replace('/<\?php( | )/i', '', $str); - $str = preg_replace('/(.*?)\?><\/span>\n<\/span>\n<\/code>/is', "$1\n\n", $str); - $str = preg_replace('/<\/span>/i', '', $str); + $str = preg_replace(array( + '/<\?php( | )/i', + '/(.*?)\?><\/span>\n<\/span>\n<\/code>/is', + '/<\/span>/i' + ), + array( + '', + "$1\n\n", + '' + ), + $str); // Replace our markers back to PHP tags. - $str = str_replace(array('phptagopen', 'phptagclose', 'asptagopen', 'asptagclose', 'backslashtmp', 'scriptclose'), - array('<?', '?>', '<%', '%>', '\\', '</script>'), $str); - - return $str; + return str_replace(array('phptagopen', 'phptagclose', 'asptagopen', 'asptagclose', 'backslashtmp', 'scriptclose'), + array('<?', '?>', '<%', '%>', '\\', '</script>'), + $str); } } @@ -414,12 +410,14 @@ if ( ! function_exists('word_wrap')) { function word_wrap($str, $charlim = '76') { - // Se the character limit + // Set the character limit if ( ! is_numeric($charlim)) + { $charlim = 76; + } // Reduce multiple spaces - $str = preg_replace("| +|", " ", $str); + $str = preg_replace('| +|', ' ', $str); // Standardize newlines if (strpos($str, "\r") !== FALSE) @@ -430,22 +428,22 @@ if ( ! function_exists('word_wrap')) // If the current word is surrounded by {unwrap} tags we'll // strip the entire chunk and replace it with a marker. $unwrap = array(); - if (preg_match_all("|(\{unwrap\}.+?\{/unwrap\})|s", $str, $matches)) + if (preg_match_all('|(\{unwrap\}.+?\{/unwrap\})|s', $str, $matches)) { - for ($i = 0; $i < count($matches['0']); $i++) + for ($i = 0, $c = count($matches[0]); $i < $c; $i++) { - $unwrap[] = $matches['1'][$i]; - $str = str_replace($matches['1'][$i], "{{unwrapped".$i."}}", $str); + $unwrap[] = $matches[1][$i]; + $str = str_replace($matches[1][$i], '{{unwrapped'.$i.'}}', $str); } } // Use PHP's native function to do the initial wordwrap. // We set the cut flag to FALSE so that any individual words that are - // too long get left alone. In the next step we'll deal with them. + // too long get left alone. In the next step we'll deal with them. $str = wordwrap($str, $charlim, "\n", FALSE); // Split the string into individual lines of text and cycle through them - $output = ""; + $output = ''; foreach (explode("\n", $str) as $line) { // Is the line within the allowed character count? @@ -460,7 +458,7 @@ if ( ! function_exists('word_wrap')) while ((strlen($line)) > $charlim) { // If the over-length word is a URL we won't wrap it - if (preg_match("!\[url.+\]|://|wwww.!", $line)) + if (preg_match('!\[url.+\]|://|wwww.!', $line)) { break; } @@ -474,14 +472,12 @@ if ( ! function_exists('word_wrap')) // word into smaller chunks so we'll add it back to our current line if ($temp != '') { - $output .= $temp."\n".$line; + $output .= $temp."\n".$line."\n"; } else { - $output .= $line; + $output .= $line."\n"; } - - $output .= "\n"; } // Put our markers back @@ -489,14 +485,12 @@ if ( ! function_exists('word_wrap')) { foreach ($unwrap as $key => $val) { - $output = str_replace("{{unwrapped".$key."}}", $val, $output); + $output = str_replace('{{unwrapped'.$key.'}}', $val, $output); } } - // Remove the unwrap tags - $output = str_replace(array('{unwrap}', '{/unwrap}'), '', $output); - - return $output; + // Remove the unwrap tags and return + return str_replace(array('{unwrap}', '{/unwrap}'), '', $output); } } @@ -527,7 +521,6 @@ if ( ! function_exists('ellipsize')) } $beg = substr($str, 0, floor($max_length * $position)); - $position = ($position > 1) ? 1 : $position; if ($position === 1) @@ -544,4 +537,4 @@ if ( ! function_exists('ellipsize')) } /* End of file text_helper.php */ -/* Location: ./system/helpers/text_helper.php */ \ No newline at end of file +/* Location: ./system/helpers/text_helper.php */ -- cgit v1.2.3-24-g4f1b From fc443553248af8ac0c1cbb635fe9cbb70fdf7b82 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Sat, 7 Jan 2012 02:14:55 +0200 Subject: Remove quotes around an integer value --- system/helpers/text_helper.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'system') diff --git a/system/helpers/text_helper.php b/system/helpers/text_helper.php index 562270f96..3a847f29b 100644 --- a/system/helpers/text_helper.php +++ b/system/helpers/text_helper.php @@ -408,7 +408,7 @@ if ( ! function_exists('convert_accented_characters')) */ if ( ! function_exists('word_wrap')) { - function word_wrap($str, $charlim = '76') + function word_wrap($str, $charlim = 76) { // Set the character limit if ( ! is_numeric($charlim)) -- cgit v1.2.3-24-g4f1b From cb324bd9268fc6b0c93fd22545bd989771d68b04 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Sun, 8 Jan 2012 07:06:35 +0200 Subject: Some more misc. stuff --- system/helpers/smiley_helper.php | 2 -- system/helpers/string_helper.php | 17 +++++++++-------- system/helpers/text_helper.php | 8 +++----- 3 files changed, 12 insertions(+), 15 deletions(-) (limited to 'system') diff --git a/system/helpers/smiley_helper.php b/system/helpers/smiley_helper.php index bc265e552..03f3ee287 100644 --- a/system/helpers/smiley_helper.php +++ b/system/helpers/smiley_helper.php @@ -25,8 +25,6 @@ * @filesource */ -// ------------------------------------------------------------------------ - /** * CodeIgniter Smiley Helpers * diff --git a/system/helpers/string_helper.php b/system/helpers/string_helper.php index 654f721b0..fcdb0aa84 100644 --- a/system/helpers/string_helper.php +++ b/system/helpers/string_helper.php @@ -25,8 +25,6 @@ * @filesource */ -// ------------------------------------------------------------------------ - /** * CodeIgniter String Helpers * @@ -153,7 +151,7 @@ if ( ! function_exists('reduce_double_slashes')) { function reduce_double_slashes($str) { - return preg_replace("#(^|[^:])//+#", "\\1/", $str); + return preg_replace('#(^|[^:])//+#', '\\1/', $str); } } @@ -181,7 +179,6 @@ if ( ! function_exists('reduce_multiples')) function reduce_multiples($str, $character = ',', $trim = FALSE) { $str = preg_replace('#'.preg_quote($character, '#').'{2,}#', $character, $str); - return ($trim === TRUE) ? trim($str, $character) : $str; } } @@ -211,13 +208,17 @@ if ( ! function_exists('random_string')) case 'alpha': switch ($type) { - case 'alpha': $pool = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'; + case 'alpha': + $pool = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'; break; - case 'alnum': $pool = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'; + case 'alnum': + $pool = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'; break; - case 'numeric': $pool = '0123456789'; + case 'numeric': + $pool = '0123456789'; break; - case 'nozero': $pool = '123456789'; + case 'nozero': + $pool = '123456789'; break; } return substr(str_shuffle(str_repeat($pool, ceil($len/strlen($pool)))),0,$len); diff --git a/system/helpers/text_helper.php b/system/helpers/text_helper.php index 3a847f29b..cef32847d 100644 --- a/system/helpers/text_helper.php +++ b/system/helpers/text_helper.php @@ -25,8 +25,6 @@ * @filesource */ -// ------------------------------------------------------------------------ - /** * CodeIgniter Text Helpers * @@ -93,7 +91,7 @@ if ( ! function_exists('character_limiter')) return $str; } - $str = preg_replace("/\s+/", ' ', str_replace(array("\r\n", "\r", "\n"), ' ', $str)); + $str = preg_replace('/\s+/', ' ', str_replace(array("\r\n", "\r", "\n"), ' ', $str)); if (strlen($str) <= $n) { @@ -108,7 +106,7 @@ if ( ! function_exists('character_limiter')) if (strlen($out) >= $n) { $out = trim($out); - return (strlen($out) == strlen($str)) ? $out : $out.$end_char; + return (strlen($out) === strlen($str)) ? $out : $out.$end_char; } } } @@ -354,7 +352,7 @@ if ( ! function_exists('highlight_phrase')) if ($phrase != '') { - return preg_replace('/('.preg_quote($phrase, '/').')/i', $tag_open."\\1".$tag_close, $str); + return preg_replace('/('.preg_quote($phrase, '/').')/i', $tag_open.'\\1'.$tag_close, $str); } return $str; -- cgit v1.2.3-24-g4f1b From 901573ce19e905ce28a3f3345c33dedf9c703cd4 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Wed, 11 Jan 2012 01:40:48 +0200 Subject: Fix issue 863 --- system/libraries/Form_validation.php | 122 +++++++++++------------------------ 1 file changed, 38 insertions(+), 84 deletions(-) (limited to 'system') diff --git a/system/libraries/Form_validation.php b/system/libraries/Form_validation.php index 0a6a2af0d..78b1ae016 100644 --- a/system/libraries/Form_validation.php +++ b/system/libraries/Form_validation.php @@ -25,8 +25,6 @@ * @filesource */ -// ------------------------------------------------------------------------ - /** * Form Validation Class * @@ -48,9 +46,6 @@ class CI_Form_validation { protected $error_string = ''; protected $_safe_form_data = FALSE; - /** - * Constructor - */ public function __construct($rules = array()) { $this->CI =& get_instance(); @@ -67,7 +62,7 @@ class CI_Form_validation { mb_internal_encoding($this->CI->config->item('charset')); } - log_message('debug', "Form Validation Class Initialized"); + log_message('debug', 'Form Validation Class Initialized'); } // -------------------------------------------------------------------- @@ -179,7 +174,6 @@ class CI_Form_validation { } $this->_error_messages = array_merge($this->_error_messages, $lang); - return $this; } @@ -198,7 +192,6 @@ class CI_Form_validation { { $this->_error_prefix = $prefix; $this->_error_suffix = $suffix; - return $this; } @@ -313,10 +306,10 @@ class CI_Form_validation { $this->set_rules($this->_config_rules); } - // We're we able to set the rules correctly? + // Were we able to set the rules correctly? if (count($this->_field_data) === 0) { - log_message('debug', "Unable to find validation rules"); + log_message('debug', 'Unable to find validation rules'); return FALSE; } } @@ -330,17 +323,13 @@ class CI_Form_validation { { // Fetch the data from the corresponding $_POST array and cache it in the _field_data array. // Depending on whether the field name is an array or a string will determine where we get it from. - if ($row['is_array'] === TRUE) { $this->_field_data[$field]['postdata'] = $this->_reduce_array($_POST, $row['keys']); } - else + elseif (isset($_POST[$field]) AND $_POST[$field] != '') { - if (isset($_POST[$field]) AND $_POST[$field] != "") - { - $this->_field_data[$field]['postdata'] = $_POST[$field]; - } + $this->_field_data[$field]['postdata'] = $_POST[$field]; } $this->_execute($row, explode('|', $row['rules']), $this->_field_data[$field]['postdata']); @@ -348,7 +337,6 @@ class CI_Form_validation { // Did we end up with any errors? $total_errors = count($this->_error_array); - if ($total_errors > 0) { $this->_safe_form_data = TRUE; @@ -462,14 +450,12 @@ class CI_Form_validation { return; } - // -------------------------------------------------------------------- - // If the field is blank, but NOT required, no further tests are necessary $callback = FALSE; if ( ! in_array('required', $rules) AND is_null($postdata)) { // Before we bail out, does the rule contain a callback? - if (preg_match("/(callback_\w+(\[.*?\])?)/", implode(' ', $rules), $match)) + if (preg_match('/(callback_\w+(\[.*?\])?)/', implode(' ', $rules), $match)) { $callback = TRUE; $rules = (array('1' => $match[1])); @@ -480,8 +466,6 @@ class CI_Form_validation { } } - // -------------------------------------------------------------------- - // Isset Test. Typically this rule will only apply to checkboxes. if (is_null($postdata) AND $callback === FALSE) { @@ -543,11 +527,9 @@ class CI_Form_validation { $postdata = $this->_field_data[$row['field']]['postdata']; } - // -------------------------------------------------------------------- - // Is the rule a callback? $callback = FALSE; - if (substr($rule, 0, 9) == 'callback_') + if (strpos($rule, 'callback_') === 0) { $rule = substr($rule, 9); $callback = TRUE; @@ -556,7 +538,7 @@ class CI_Form_validation { // Strip the parameter (if exists) from the rule // Rules can contain a parameter: max_length[5] $param = FALSE; - if (preg_match("/(.*?)\[(.*)\]/", $rule, $match)) + if (preg_match('/(.*?)\[(.*)\]/', $rule, $match)) { $rule = $match[1]; $param = $match[2]; @@ -567,11 +549,14 @@ class CI_Form_validation { { if ( ! method_exists($this->CI, $rule)) { - continue; + log_message('debug', 'Unable to find callback validation rule: '.$rule); + $result = FALSE; + } + else + { + // Run the function and grab the result + $result = $this->CI->$rule($postdata, $param); } - - // Run the function and grab the result - $result = $this->CI->$rule($postdata, $param); // Re-assign the result to the master data array if ($_in_array === TRUE) @@ -610,13 +595,14 @@ class CI_Form_validation { } else { - log_message('debug', "Unable to find validation rule: ".$rule); + log_message('debug', 'Unable to find validation rule: '.$rule); + $result = FALSE; } - - continue; } - - $result = $this->$rule($postdata, $param); + else + { + $result = $this->$rule($postdata, $param); + } if ($_in_array === TRUE) { @@ -628,7 +614,7 @@ class CI_Form_validation { } } - // Did the rule test negatively? If so, grab the error. + // Did the rule test negatively? If so, grab the error. if ($result === FALSE) { if ( ! isset($this->_error_messages[$rule])) @@ -644,7 +630,7 @@ class CI_Form_validation { } // Is the parameter we are inserting into the error message the name - // of another field? If so we need to grab its "field label" + // of another field? If so we need to grab its "field label" if (isset($this->_field_data[$param], $this->_field_data[$param]['label'])) { $param = $this->_translate_fieldname($this->_field_data[$param]['label']); @@ -678,7 +664,7 @@ class CI_Form_validation { { // Do we need to translate the field name? // We look for the prefix lang: to determine this - if (substr($fieldname, 0, 5) === 'lang:') + if (strpos($fieldname, 'lang:') === 0) { // Grab the variable $line = substr($fieldname, 5); @@ -738,15 +724,10 @@ class CI_Form_validation { { if ( ! isset($this->_field_data[$field]) OR ! isset($this->_field_data[$field]['postdata'])) { - if ($default === TRUE AND count($this->_field_data) === 0) - { - return ' selected="selected"'; - } - return ''; + return ($default === TRUE AND count($this->_field_data) === 0) ? ' selected="selected"' : ''; } $field = $this->_field_data[$field]['postdata']; - if (is_array($field)) { if ( ! in_array($value, $field)) @@ -754,12 +735,9 @@ class CI_Form_validation { return ''; } } - else + elseif (($field == '' OR $value == '') OR ($field != $value)) { - if (($field == '' OR $value == '') OR ($field != $value)) - { - return ''; - } + return ''; } return ' selected="selected"'; @@ -781,15 +759,10 @@ class CI_Form_validation { { if ( ! isset($this->_field_data[$field]) OR ! isset($this->_field_data[$field]['postdata'])) { - if ($default === TRUE AND count($this->_field_data) === 0) - { - return ' checked="checked"'; - } - return ''; + return ($default === TRUE AND count($this->_field_data) === 0) ? ' checked="checked"' : ''; } $field = $this->_field_data[$field]['postdata']; - if (is_array($field)) { if ( ! in_array($value, $field)) @@ -797,12 +770,9 @@ class CI_Form_validation { return ''; } } - else + elseif (($field == '' OR $value == '') OR ($field != $value)) { - if (($field == '' OR $value == '') OR ($field != $value)) - { - return ''; - } + return ''; } return ' checked="checked"'; @@ -869,9 +839,7 @@ class CI_Form_validation { return FALSE; } - $field = $_POST[$field]; - - return ($str === $field); + return ($str === $_POST[$field]); } // -------------------------------------------------------------------- @@ -908,7 +876,7 @@ class CI_Form_validation { */ public function min_length($str, $val) { - if (preg_match("/[^0-9]/", $val)) + if (preg_match('/[^0-9]/', $val)) { return FALSE; } @@ -932,7 +900,7 @@ class CI_Form_validation { */ public function max_length($str, $val) { - if (preg_match("/[^0-9]/", $val)) + if (preg_match('/[^0-9]/', $val)) { return FALSE; } @@ -956,7 +924,7 @@ class CI_Form_validation { */ public function exact_length($str, $val) { - if (preg_match("/[^0-9]/", $val)) + if (preg_match('/[^0-9]/', $val)) { return FALSE; } @@ -1076,19 +1044,6 @@ class CI_Form_validation { // -------------------------------------------------------------------- - /** - * Is Numeric - * - * @param string - * @return bool - */ - public function is_numeric($str) - { - return is_numeric($str); - } - - // -------------------------------------------------------------------- - /** * Integer * @@ -1217,7 +1172,7 @@ class CI_Form_validation { return $data; } - return str_replace(array("'", '"', '<', '>'), array("'", """, '<', '>'), stripslashes($data)); + return str_replace(array("'", '"', '<', '>'), array(''', '"', '<', '>'), stripslashes($data)); } // -------------------------------------------------------------------- @@ -1230,14 +1185,14 @@ class CI_Form_validation { */ public function prep_url($str = '') { - if ($str == 'http://' OR $str == '') + if ($str === 'http://' OR $str == '') { return ''; } - if (substr($str, 0, 7) !== 'http://' && substr($str, 0, 8) !== 'https://') + if (strpos($str, 'http://') !== 0 && strpos($str, 'https://') !== 0) { - $str = 'http://'.$str; + return 'http://'.$str; } return $str; @@ -1283,7 +1238,6 @@ class CI_Form_validation { } } -// END Form Validation Class /* End of file Form_validation.php */ /* Location: ./system/libraries/Form_validation.php */ -- cgit v1.2.3-24-g4f1b From cde43687ef19aa23ee6796925270961b760369f3 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Fri, 13 Jan 2012 20:16:35 +0200 Subject: Allow native PHP functions used as rules to accept an additional parameter --- system/libraries/Form_validation.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'system') diff --git a/system/libraries/Form_validation.php b/system/libraries/Form_validation.php index 78b1ae016..9aa07a1a8 100644 --- a/system/libraries/Form_validation.php +++ b/system/libraries/Form_validation.php @@ -582,7 +582,7 @@ class CI_Form_validation { // Users can use any native PHP function call that has one param. if (function_exists($rule)) { - $result = $rule($postdata); + $result = ($param !== FALSE) ? $rule($postdata, $param) : $rule($postdata); if ($_in_array === TRUE) { -- cgit v1.2.3-24-g4f1b From aa786c93e48f3081da9aa6d9d13e5857565a1070 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Mon, 16 Jan 2012 12:14:45 +0200 Subject: Additional clean-up --- system/database/drivers/oci8/oci8_driver.php | 188 +++++++++++--------------- system/database/drivers/oci8/oci8_forge.php | 86 +++--------- system/database/drivers/oci8/oci8_result.php | 71 +++------- system/database/drivers/oci8/oci8_utility.php | 4 +- 4 files changed, 123 insertions(+), 226 deletions(-) (limited to 'system') diff --git a/system/database/drivers/oci8/oci8_driver.php b/system/database/drivers/oci8/oci8_driver.php index f520f7c76..2a5149f9e 100644 --- a/system/database/drivers/oci8/oci8_driver.php +++ b/system/database/drivers/oci8/oci8_driver.php @@ -9,7 +9,7 @@ * Licensed under the Open Software License version 3.0 * * This source file is subject to the Open Software License (OSL 3.0) that is - * bundled with this package in the files license.txt / license.rst. It is + * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: * http://opensource.org/licenses/OSL-3.0 * If you did not receive a copy of the license and are unable to obtain it @@ -25,8 +25,6 @@ * @filesource */ -// ------------------------------------------------------------------------ - /** * oci8 Database Adapter Class * @@ -84,7 +82,7 @@ class CI_DB_oci8_driver extends CI_DB { /** * Non-persistent database connection * - * @return resource + * @return resource */ public function db_connect() { @@ -96,7 +94,7 @@ class CI_DB_oci8_driver extends CI_DB { /** * Persistent database connection * - * @return resource + * @return resource */ public function db_pconnect() { @@ -124,7 +122,7 @@ class CI_DB_oci8_driver extends CI_DB { /** * Select the database * - * @return resource + * @return resource */ public function db_select() { @@ -152,7 +150,7 @@ class CI_DB_oci8_driver extends CI_DB { /** * Version number query string * - * @return string + * @return string */ protected function _version() { @@ -164,8 +162,8 @@ class CI_DB_oci8_driver extends CI_DB { /** * Execute the query * - * @param string an SQL query - * @return resource + * @param string an SQL query + * @return resource */ protected function _execute($sql) { @@ -181,8 +179,8 @@ class CI_DB_oci8_driver extends CI_DB { /** * Generate a statement ID * - * @param string an SQL query - * @return none + * @param string an SQL query + * @return void */ private function _set_stmt_id($sql) { @@ -199,8 +197,8 @@ class CI_DB_oci8_driver extends CI_DB { * * If needed, each database adapter can prep the query string * - * @param string an SQL query - * @return string + * @param string an SQL query + * @return string */ private function _prep_query($sql) { @@ -210,14 +208,13 @@ class CI_DB_oci8_driver extends CI_DB { // -------------------------------------------------------------------- /** - * getCursor. Returns a cursor from the datbase + * getCursor. Returns a cursor from the database * - * @return cursor id + * @return resource cursor id */ public function get_cursor() { - $this->curs_id = oci_new_cursor($this->conn_id); - return $this->curs_id; + return $this->curs_id = oci_new_cursor($this->conn_id); } // -------------------------------------------------------------------- @@ -225,19 +222,19 @@ class CI_DB_oci8_driver extends CI_DB { /** * Stored Procedure. Executes a stored procedure * - * @param package package stored procedure is in - * @param procedure stored procedure to execute - * @param params array of parameters - * @return array + * @param string package name in which the stored procedure is in + * @param string stored procedure name to execute + * @param array parameters + * @return mixed * * params array keys * * KEY OPTIONAL NOTES - * name no the name of the parameter should be in : format - * value no the value of the parameter. If this is an OUT or IN OUT parameter, - * this should be a reference to a variable - * type yes the type of the parameter - * length yes the max size of the parameter + * name no the name of the parameter should be in : format + * value no the value of the parameter. If this is an OUT or IN OUT parameter, + * this should be a reference to a variable + * type yes the type of the parameter + * length yes the max size of the parameter */ public function stored_procedure($package, $procedure, $params) { @@ -252,24 +249,24 @@ class CI_DB_oci8_driver extends CI_DB { } // build the query string - $sql = "begin $package.$procedure("; + $sql = "BEGIN {$package}.{$procedure}("; $have_cursor = FALSE; foreach ($params as $param) { - $sql .= $param['name'] . ","; + $sql .= $param['name'].','; if (array_key_exists('type', $param) && ($param['type'] === OCI_B_CURSOR)) { $have_cursor = TRUE; } } - $sql = trim($sql, ",") . "); end;"; + $sql = trim($sql, ',') . '); END;'; $this->stmt_id = FALSE; $this->_set_stmt_id($sql); $this->_bind_params($params); - $this->query($sql, FALSE, $have_cursor); + return $this->query($sql, FALSE, $have_cursor); } // -------------------------------------------------------------------- @@ -277,7 +274,7 @@ class CI_DB_oci8_driver extends CI_DB { /** * Bind parameters * - * @return none + * @return void */ private function _bind_params($params) { @@ -382,9 +379,9 @@ class CI_DB_oci8_driver extends CI_DB { /** * Escape String * - * @param string + * @param string * @param bool whether or not the string will be used in a LIKE condition - * @return string + * @return string */ public function escape_str($str, $like = FALSE) { @@ -398,15 +395,14 @@ class CI_DB_oci8_driver extends CI_DB { return $str; } - $str = remove_invisible_characters($str); - $str = str_replace("'", "''", $str); + $str = str_replace("'", "''", remove_invisible_characters($str)); // escape LIKE condition wildcards if ($like === TRUE) { - $str = str_replace( array('%', '_', $this->_like_escape_chr), - array($this->_like_escape_chr.'%', $this->_like_escape_chr.'_', $this->_like_escape_chr.$this->_like_escape_chr), - $str); + return str_replace(array('%', '_', $this->_like_escape_chr), + array($this->_like_escape_chr.'%', $this->_like_escape_chr.'_', $this->_like_escape_chr.$this->_like_escape_chr), + $str); } return $str; @@ -417,7 +413,7 @@ class CI_DB_oci8_driver extends CI_DB { /** * Affected Rows * - * @return integer + * @return int */ public function affected_rows() { @@ -429,7 +425,7 @@ class CI_DB_oci8_driver extends CI_DB { /** * Insert ID * - * @return integer + * @return int */ public function insert_id() { @@ -445,8 +441,8 @@ class CI_DB_oci8_driver extends CI_DB { * Generates a platform-specific query string that counts all records in * the specified database * - * @param string - * @return string + * @param string + * @return int */ public function count_all($table = '') { @@ -455,7 +451,7 @@ class CI_DB_oci8_driver extends CI_DB { return 0; } - $query = $this->query($this->_count_string . $this->_protect_identifiers('numrows') . " FROM " . $this->_protect_identifiers($table, TRUE, NULL, FALSE)); + $query = $this->query($this->_count_string.$this->_protect_identifiers('numrows').' FROM '.$this->_protect_identifiers($table, TRUE, NULL, FALSE)); if ($query == FALSE) { @@ -474,16 +470,16 @@ class CI_DB_oci8_driver extends CI_DB { * * Generates a platform-specific query string so that the table names can be fetched * - * @param boolean + * @param bool * @return string */ protected function _list_tables($prefix_limit = FALSE) { - $sql = "SELECT TABLE_NAME FROM ALL_TABLES"; + $sql = 'SELECT TABLE_NAME FROM ALL_TABLES'; if ($prefix_limit !== FALSE AND $this->dbprefix != '') { - $sql .= " WHERE TABLE_NAME LIKE '".$this->escape_like_str($this->dbprefix)."%' ".sprintf($this->_like_escape_str, $this->_like_escape_chr); + return $sql." WHERE TABLE_NAME LIKE '".$this->escape_like_str($this->dbprefix)."%' ".sprintf($this->_like_escape_str, $this->_like_escape_chr); } return $sql; @@ -496,12 +492,12 @@ class CI_DB_oci8_driver extends CI_DB { * * Generates a platform-specific query string so that the column names can be fetched * - * @param string the table name - * @return string + * @param string the table name + * @return string */ protected function _list_columns($table = '') { - return "SELECT COLUMN_NAME FROM all_tab_columns WHERE table_name = '$table'"; + return 'SELECT COLUMN_NAME FROM all_tab_columns WHERE table_name = \''.$table.'\''; } // -------------------------------------------------------------------- @@ -511,12 +507,12 @@ class CI_DB_oci8_driver extends CI_DB { * * Generates a platform-specific query so that the column data can be retrieved * - * @param string the table name - * @return object + * @param string the table name + * @return string */ protected function _field_data($table) { - return "SELECT * FROM ".$table." where rownum = 1"; + return 'SELECT * FROM '.$table.' WHERE rownum = 1'; } // -------------------------------------------------------------------- @@ -524,7 +520,7 @@ class CI_DB_oci8_driver extends CI_DB { /** * The error message string * - * @return string + * @return string */ protected function _error_message() { @@ -537,7 +533,7 @@ class CI_DB_oci8_driver extends CI_DB { /** * The error message number * - * @return integer + * @return int */ protected function _error_number() { @@ -589,24 +585,20 @@ class CI_DB_oci8_driver extends CI_DB { { if (strpos($item, '.'.$id) !== FALSE) { - $str = $this->_escape_char. str_replace('.', $this->_escape_char.'.', $item); + $item = str_replace('.', $this->_escape_char.'.', $item); // remove duplicates if the user already included the escape - return preg_replace('/['.$this->_escape_char.']+/', $this->_escape_char, $str); + return preg_replace('/['.$this->_escape_char.']+/', $this->_escape_char, $this->_escape_char.$item); } } if (strpos($item, '.') !== FALSE) { - $str = $this->_escape_char.str_replace('.', $this->_escape_char.'.'.$this->_escape_char, $item).$this->_escape_char; - } - else - { - $str = $this->_escape_char.$item.$this->_escape_char; + $item = str_replace('.', $this->_escape_char.'.'.$this->_escape_char, $item); } // remove duplicates if the user already included the escape - return preg_replace('/['.$this->_escape_char.']+/', $this->_escape_char, $str); + return preg_replace('/['.$this->_escape_char.']+/', $this->_escape_char, $this->_escape_char.$item.$this->_escape_char); } // -------------------------------------------------------------------- @@ -617,8 +609,8 @@ class CI_DB_oci8_driver extends CI_DB { * This function implicitly groups FROM tables so there is no confusion * about operator precedence in harmony with SQL standards * - * @param type - * @return type + * @param array + * @return string */ protected function _from_tables($tables) { @@ -637,14 +629,14 @@ class CI_DB_oci8_driver extends CI_DB { * * Generates a platform-specific insert string from the supplied data * - * @param string the table name - * @param array the insert keys - * @param array the insert values - * @return string + * @param string the table name + * @param array the insert keys + * @param array the insert values + * @return string */ protected function _insert($table, $keys, $values) { - return "INSERT INTO ".$table." (".implode(', ', $keys).") VALUES (".implode(', ', $values).")"; + return 'INSERT INTO '.$table.' ('.implode(', ', $keys).') VALUES ('.implode(', ', $values).')'; } // -------------------------------------------------------------------- @@ -666,12 +658,10 @@ class CI_DB_oci8_driver extends CI_DB { for ($i = 0, $c = count($values); $i < $c; $i++) { - $sql .= ' INTO ' . $table . ' (' . $keys . ') VALUES ' . $values[$i] . "\n"; + $sql .= ' INTO '.$table.' ('.$keys.') VALUES '.$values[$i].'\n'; } - $sql .= 'SELECT * FROM dual'; - - return $sql; + return $sql.'SELECT * FROM dual'; } // -------------------------------------------------------------------- @@ -692,18 +682,13 @@ class CI_DB_oci8_driver extends CI_DB { { foreach ($values as $key => $val) { - $valstr[] = $key." = ".$val; + $valstr[] = $key.' = '.$val; } - $limit = ( ! $limit) ? '' : ' LIMIT '.$limit; - - $orderby = (count($orderby) > 0) ? ' ORDER BY '.implode(', ', $orderby) : ''; - - $sql = 'UPDATE '.$table.' SET '.implode(', ', $valstr); - $sql .= ($where != '' AND count($where) > 0) ? ' WHERE '.implode(' ', $where) : ''; - $sql .= $orderby.$limit; - - return $sql; + return 'UPDATE '.$table.' SET '.implode(', ', $valstr) + .(($where != '' && count($where) > 0) ? ' WHERE '.implode(' ', $where) : '') + .(count($orderby) > 0 ? ' ORDER BY '.implode(', ', $orderby) : '') + .( ! $limit ? '' : ' LIMIT '.$limit); } // -------------------------------------------------------------------- @@ -720,7 +705,7 @@ class CI_DB_oci8_driver extends CI_DB { */ protected function _truncate($table) { - return "TRUNCATE TABLE ".$table; + return 'TRUNCATE TABLE '.$table; } // -------------------------------------------------------------------- @@ -738,22 +723,18 @@ class CI_DB_oci8_driver extends CI_DB { protected function _delete($table, $where = array(), $like = array(), $limit = FALSE) { $conditions = ''; - if (count($where) > 0 OR count($like) > 0) { - $conditions = "\nWHERE "; - $conditions .= implode("\n", $this->ar_where); + $conditions = "\nWHERE ".implode("\n", $this->ar_where); if (count($where) > 0 && count($like) > 0) { - $conditions .= " AND "; + $conditions .= ' AND '; } $conditions .= implode("\n", $like); } - $limit = ( ! $limit) ? '' : ' LIMIT '.$limit; - - return "DELETE FROM ".$table.$conditions.$limit; + return 'DELETE FROM '.$table.$conditions.( ! $limit ? '' : ' LIMIT '.$limit); } // -------------------------------------------------------------------- @@ -763,25 +744,16 @@ class CI_DB_oci8_driver extends CI_DB { * * Generates a platform-specific LIMIT clause * - * @param string the sql query string - * @param integer the number of rows to limit the query to - * @param integer the offset value - * @return string + * @param string the sql query string + * @param int the number of rows to limit the query to + * @param int the offset value + * @return string */ protected function _limit($sql, $limit, $offset) { - $limit = $offset + $limit; - $newsql = "SELECT * FROM (select inner_query.*, rownum rnum FROM ($sql) inner_query WHERE rownum < $limit)"; - - if ($offset != 0) - { - $newsql .= " WHERE rnum >= $offset"; - } - - // remember that we used limits $this->limit_used = TRUE; - - return $newsql; + return 'SELECT * FROM (SELECT inner_query.*, rownum rnum FROM ('.$sql.') inner_query WHERE rownum < '.($offset + $limit).')' + .($offset != 0 ? ' WHERE rnum >= '.$offset : ''); } // -------------------------------------------------------------------- @@ -789,8 +761,8 @@ class CI_DB_oci8_driver extends CI_DB { /** * Close DB Connection * - * @param resource - * @return void + * @param resource + * @return void */ protected function _close($conn_id) { diff --git a/system/database/drivers/oci8/oci8_forge.php b/system/database/drivers/oci8/oci8_forge.php index 6975f2a5f..6b9a8e8fd 100644 --- a/system/database/drivers/oci8/oci8_forge.php +++ b/system/database/drivers/oci8/oci8_forge.php @@ -9,7 +9,7 @@ * Licensed under the Open Software License version 3.0 * * This source file is subject to the Open Software License (OSL 3.0) that is - * bundled with this package in the files license.txt / license.rst. It is + * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: * http://opensource.org/licenses/OSL-3.0 * If you did not receive a copy of the license and are unable to obtain it @@ -25,8 +25,6 @@ * @filesource */ -// ------------------------------------------------------------------------ - /** * Oracle Forge Class * @@ -71,7 +69,7 @@ class CI_DB_oci8_forge extends CI_DB_forge { * @param array the fields * @param mixed primary key(s) * @param mixed key(s) - * @param boolean should 'IF NOT EXISTS' be added to the SQL + * @param bool should 'IF NOT EXISTS' be added to the SQL * @return string */ public function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists) @@ -83,7 +81,7 @@ class CI_DB_oci8_forge extends CI_DB_forge { $sql .= 'IF NOT EXISTS '; } - $sql .= $this->db->_escape_identifiers($table)." ("; + $sql .= $this->db->_escape_identifiers($table).' ('; $current_field_count = 0; foreach ($fields as $field=>$attributes) @@ -93,37 +91,17 @@ class CI_DB_oci8_forge extends CI_DB_forge { // entered the field information, so we'll simply add it to the list if (is_numeric($field)) { - $sql .= "\n\t$attributes"; + $sql .= "\n\t".$attributes; } else { $attributes = array_change_key_case($attributes, CASE_UPPER); - $sql .= "\n\t".$this->db->_protect_identifiers($field).' '.$attributes['TYPE']; - - if (array_key_exists('CONSTRAINT', $attributes)) - { - $sql .= '('.$attributes['CONSTRAINT'].')'; - } - - if (array_key_exists('UNSIGNED', $attributes) && $attributes['UNSIGNED'] === TRUE) - { - $sql .= ' UNSIGNED'; - } - - if (array_key_exists('DEFAULT', $attributes)) - { - $sql .= ' DEFAULT \''.$attributes['DEFAULT'].'\''; - } - - if (array_key_exists('NULL', $attributes) && $attributes['NULL'] === TRUE) - { - $sql .= ' NULL'; - } - else - { - $sql .= ' NOT NULL'; - } + $sql .= "\n\t".$this->db->_protect_identifiers($field).' '.$attributes['TYPE'] + .(array_key_exists('CONSTRAINT', $attributes) ? '('.$attributes['CONSTRAINT'].')' : '') + .((array_key_exists('UNSIGNED', $attributes) && $attributes['UNSIGNED'] === TRUE) ? ' UNSIGNED' : '') + .(array_key_exists('DEFAULT', $attributes) ? ' DEFAULT \''.$attributes['DEFAULT'].'\'' : '') + .((array_key_exists('NULL', $attributes) && $attributes['NULL'] === TRUE) ? ' NULL' : ' NOT NULL'); } // don't add a comma on the end of the last field @@ -136,7 +114,7 @@ class CI_DB_oci8_forge extends CI_DB_forge { if (count($primary_keys) > 0) { $primary_keys = $this->db->_protect_identifiers($primary_keys); - $sql .= ",\n\tPRIMARY KEY (" . implode(', ', $primary_keys) . ")"; + $sql .= ",\n\tPRIMARY KEY (".implode(', ', $primary_keys).')'; } if (is_array($keys) && count($keys) > 0) @@ -152,13 +130,11 @@ class CI_DB_oci8_forge extends CI_DB_forge { $key = array($this->db->_protect_identifiers($key)); } - $sql .= ",\n\tUNIQUE COLUMNS (" . implode(', ', $key) . ")"; + $sql .= ",\n\tUNIQUE COLUMNS (".implode(', ', $key).')'; } } - $sql .= "\n)"; - - return $sql; + return $sql."\n)"; } // -------------------------------------------------------------------- @@ -170,7 +146,7 @@ class CI_DB_oci8_forge extends CI_DB_forge { */ public function _drop_table($table) { - return 'DROP TABLE ' . $this->db->_protect_identifiers($table); + return 'DROP TABLE '.$this->db->_protect_identifiers($table); } // -------------------------------------------------------------------- @@ -186,42 +162,24 @@ class CI_DB_oci8_forge extends CI_DB_forge { * @param string the table name * @param string the column definition * @param string the default value - * @param boolean should 'NOT NULL' be added + * @param bool should 'NOT NULL' be added * @param string the field after which we should add the new field * @return string */ public function _alter_table($alter_type, $table, $column_name, $column_definition = '', $default_value = '', $null = '', $after_field = '') { - $sql = 'ALTER TABLE '.$this->db->_protect_identifiers($table)." $alter_type ".$this->db->_protect_identifiers($column_name); + $sql = 'ALTER TABLE '.$this->db->_protect_identifiers($table).' '.$alter_type.' '.$this->db->_protect_identifiers($column_name); // DROP has everything it needs now. - if ($alter_type == 'DROP') + if ($alter_type === 'DROP') { return $sql; } - $sql .= " $column_definition"; - - if ($default_value != '') - { - $sql .= " DEFAULT \"$default_value\""; - } - - if ($null === NULL) - { - $sql .= ' NULL'; - } - else - { - $sql .= ' NOT NULL'; - } - - if ($after_field != '') - { - $sql .= ' AFTER ' . $this->db->_protect_identifiers($after_field); - } - - return $sql; + return $sql.' '.$column_definition + .($default_value != '' ? ' DEFAULT "'.$default_value.'"' : '') + .($null === NULL ? ' NULL' : ' NOT NULL') + .($after_field != '' ? ' AFTER '.$this->db->_protect_identifiers($after_field) : ''); } @@ -238,11 +196,9 @@ class CI_DB_oci8_forge extends CI_DB_forge { */ public function _rename_table($table_name, $new_table_name) { - $sql = 'ALTER TABLE '.$this->db->_protect_identifiers($table_name)." RENAME TO ".$this->db->_protect_identifiers($new_table_name); - return $sql; + return 'ALTER TABLE '.$this->db->_protect_identifiers($table_name).' RENAME TO '.$this->db->_protect_identifiers($new_table_name); } - } /* End of file oci8_forge.php */ diff --git a/system/database/drivers/oci8/oci8_result.php b/system/database/drivers/oci8/oci8_result.php index cbf4bec52..fad2465df 100644 --- a/system/database/drivers/oci8/oci8_result.php +++ b/system/database/drivers/oci8/oci8_result.php @@ -9,7 +9,7 @@ * Licensed under the Open Software License version 3.0 * * This source file is subject to the Open Software License (OSL 3.0) that is - * bundled with this package in the files license.txt / license.rst. It is + * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: * http://opensource.org/licenses/OSL-3.0 * If you did not receive a copy of the license and are unable to obtain it @@ -25,8 +25,6 @@ * @filesource */ -// ------------------------------------------------------------------------ - /** * oci8 Result Class * @@ -56,7 +54,7 @@ class CI_DB_oci8_result extends CI_DB_result { * Oracle doesn't have a graceful way to return the number of rows * so we have to use what amounts to a hack. * - * @return integer + * @return int */ public function num_rows() { @@ -82,19 +80,14 @@ class CI_DB_oci8_result extends CI_DB_result { /** * Number of fields in the result set * - * @return integer + * @return int */ public function num_fields() { $count = @oci_num_fields($this->stmt_id); // if we used a limit we subtract it - if ($this->limit_used) - { - return $count - 1; - } - - return $count; + return ($this->limit_used) ? $count - 1 : $count; } // -------------------------------------------------------------------- @@ -123,17 +116,17 @@ class CI_DB_oci8_result extends CI_DB_result { * * Generates an array of objects containing field meta-data * - * @return array + * @return array */ public function field_data() { $retval = array(); for ($c = 1, $fieldCount = $this->num_fields(); $c <= $fieldCount; $c++) { - $F = new stdClass(); - $F->name = oci_field_name($this->stmt_id, $c); - $F->type = oci_field_type($this->stmt_id, $c); - $F->max_length = oci_field_size($this->stmt_id, $c); + $F = new stdClass(); + $F->name = oci_field_name($this->stmt_id, $c); + $F->type = oci_field_type($this->stmt_id, $c); + $F->max_length = oci_field_size($this->stmt_id, $c); $retval[] = $F; } @@ -175,7 +168,7 @@ class CI_DB_oci8_result extends CI_DB_result { * * Returns the result set as an array * - * @return array + * @return array */ protected function _fetch_assoc() { @@ -190,7 +183,7 @@ class CI_DB_oci8_result extends CI_DB_result { * * Returns the result set as an object * - * @return object + * @return object */ protected function _fetch_object() { @@ -200,33 +193,6 @@ class CI_DB_oci8_result extends CI_DB_result { // -------------------------------------------------------------------- - /* Query result - * - * Acts as a wrapper for result_array(), result_object() - * and custom_result_object(). - * - * @param string ('object', 'array' or a custom class name) - * @return array - */ - - public function result($type = 'object') - { - if ($type === 'object') - { - return $this->result_object(); - } - elseif ($type === 'array') - { - return $this->result_array(); - } - else - { - return $this->custom_result_object($type); - } - } - - // -------------------------------------------------------------------- - /** * Query result. "array" version. * @@ -452,9 +418,16 @@ class CI_DB_oci8_result extends CI_DB_result { public function row($n = 0, $type = 'object') { - if ($type === 'object') return $this->row_object($n); - elseif ($type === 'array') return $this->row_array($n); - else return $this->custom_row_object($n, $type); + if ($type === 'object') + { + return $this->row_object($n); + } + elseif ($type === 'array') + { + return $this->row_array($n); + } + + return $this->custom_row_object($n, $type); } // -------------------------------------------------------------------- @@ -464,7 +437,6 @@ class CI_DB_oci8_result extends CI_DB_result { * @param int row index * @return array */ - public function row_array($n = 0) { // Make sure $n is not a string @@ -656,7 +628,6 @@ class CI_DB_oci8_result extends CI_DB_result { * @param string ('object', 'array' or a custom class name) * @return mixed whatever was passed to the second parameter */ - public function first_row($type = 'object') { return $this->row(0, $type); diff --git a/system/database/drivers/oci8/oci8_utility.php b/system/database/drivers/oci8/oci8_utility.php index 317ff91eb..38d870aa6 100644 --- a/system/database/drivers/oci8/oci8_utility.php +++ b/system/database/drivers/oci8/oci8_utility.php @@ -9,7 +9,7 @@ * Licensed under the Open Software License version 3.0 * * This source file is subject to the Open Software License (OSL 3.0) that is - * bundled with this package in the files license.txt / license.rst. It is + * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: * http://opensource.org/licenses/OSL-3.0 * If you did not receive a copy of the license and are unable to obtain it @@ -25,8 +25,6 @@ * @filesource */ -// ------------------------------------------------------------------------ - /** * Oracle Utility Class * -- cgit v1.2.3-24-g4f1b From 8ae24c57a1240a5a5e3fbd5755227e5d42b75390 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Mon, 16 Jan 2012 13:05:23 +0200 Subject: Add SQLite3 database driver --- system/database/DB_driver.php | 2 +- system/database/drivers/sqlite3/index.html | 10 + system/database/drivers/sqlite3/sqlite3_driver.php | 591 ++++++++++++++++++++ system/database/drivers/sqlite3/sqlite3_forge.php | 223 ++++++++ system/database/drivers/sqlite3/sqlite3_result.php | 617 +++++++++++++++++++++ .../database/drivers/sqlite3/sqlite3_utility.php | 102 ++++ 6 files changed, 1544 insertions(+), 1 deletion(-) create mode 100644 system/database/drivers/sqlite3/index.html create mode 100644 system/database/drivers/sqlite3/sqlite3_driver.php create mode 100644 system/database/drivers/sqlite3/sqlite3_forge.php create mode 100644 system/database/drivers/sqlite3/sqlite3_result.php create mode 100644 system/database/drivers/sqlite3/sqlite3_utility.php (limited to 'system') diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php index 661b42ced..43c201ef6 100644 --- a/system/database/DB_driver.php +++ b/system/database/DB_driver.php @@ -257,7 +257,7 @@ class CI_DB_driver { // Some DBs have functions that return the version, and don't run special // SQL queries per se. In these instances, just return the result. - $driver_version_exceptions = array('oci8', 'sqlite', 'cubrid', 'pdo'); + $driver_version_exceptions = array('oci8', 'sqlite', 'sqlite3', 'cubrid', 'pdo'); if (in_array($this->dbdriver, $driver_version_exceptions)) { diff --git a/system/database/drivers/sqlite3/index.html b/system/database/drivers/sqlite3/index.html new file mode 100644 index 000000000..c942a79ce --- /dev/null +++ b/system/database/drivers/sqlite3/index.html @@ -0,0 +1,10 @@ + + + 403 Forbidden + + + +

Directory access is forbidden.

+ + + \ No newline at end of file diff --git a/system/database/drivers/sqlite3/sqlite3_driver.php b/system/database/drivers/sqlite3/sqlite3_driver.php new file mode 100644 index 000000000..b82ae1ecd --- /dev/null +++ b/system/database/drivers/sqlite3/sqlite3_driver.php @@ -0,0 +1,591 @@ +password) + ? new SQLite3($this->database) + : new SQLite3($this->database, SQLITE3_OPEN_READWRITE | SQLITE3_OPEN_CREATE, $this->password); + } + catch (Exception $e) + { + return FALSE; + } + } + + // -------------------------------------------------------------------- + + /** + * Persistent database connection + * + * @return object type SQLite3 + */ + public function db_pconnect() + { + log_message('debug', 'SQLite3 doesn\'t support persistent connections'); + return $this->db_pconnect(); + } + + // -------------------------------------------------------------------- + + /** + * Reconnect + * + * Keep / reestablish the db connection if no queries have been + * sent for a length of time exceeding the server's idle timeout + * + * @return void + */ + public function reconnect() + { + // Not supported + } + + // -------------------------------------------------------------------- + + /** + * Select the database + * + * @return bool + */ + public function db_select() + { + // Not needed, in SQLite every pseudo-connection is a database + return TRUE; + } + + // -------------------------------------------------------------------- + + /** + * Set client character set + * + * @param string + * @param string + * @return bool + */ + public function db_set_charset($charset, $collation) + { + // Not (natively) supported + return TRUE; + } + + // -------------------------------------------------------------------- + + /** + * Version number query string + * + * @return string + */ + protected function _version() + { + return implode(' (', $this->conn_id->version()).')'; + } + + // -------------------------------------------------------------------- + + /** + * Execute the query + * + * @param string an SQL query + * @return mixed SQLite3Result object or bool + */ + protected function _execute($sql) + { + if ( ! preg_match('/^(SELECT|EXPLAIN).+$/i', ltrim($sql))) + { + return $this->conn_id->exec($sql); + } + + // TODO: Implement use of SQLite3::querySingle(), if needed + // TODO: Use $this->_prep_query(), if needed + return $this->conn_id->query($sql); + } + + // -------------------------------------------------------------------- + + /** + * Prep the query + * + * If needed, each database adapter can prep the query string + * + * @param string an SQL query + * @return string + */ + private function _prep_query($sql) + { + return $this->conn_id->prepare($sql); + } + + // -------------------------------------------------------------------- + + /** + * Begin Transaction + * + * @return bool + */ + public function trans_begin($test_mode = FALSE) + { + if ( ! $this->trans_enabled) + { + return TRUE; + } + + // When transactions are nested we only begin/commit/rollback the outermost ones + if ($this->_trans_depth > 0) + { + return TRUE; + } + + // Reset the transaction failure flag. + // If the $test_mode flag is set to TRUE transactions will be rolled back + // even if the queries produce a successful result. + $this->_trans_failure = ($test_mode === TRUE); + + return $this->conn_id->exec('BEGIN TRANSACTION'); + } + + // -------------------------------------------------------------------- + + /** + * Commit Transaction + * + * @return bool + */ + public function trans_commit() + { + if ( ! $this->trans_enabled) + { + return TRUE; + } + + // When transactions are nested we only begin/commit/rollback the outermost ones + if ($this->_trans_depth > 0) + { + return TRUE; + } + + return $this->conn_id->exec('END TRANSACTION'); + } + + // -------------------------------------------------------------------- + + /** + * Rollback Transaction + * + * @return bool + */ + public function trans_rollback() + { + if ( ! $this->trans_enabled) + { + return TRUE; + } + + // When transactions are nested we only begin/commit/rollback the outermost ones + if ($this->_trans_depth > 0) + { + return TRUE; + } + + return $this->conn_id->exec('ROLLBACK'); + } + + // -------------------------------------------------------------------- + + /** + * Escape String + * + * @param string + * @param bool whether or not the string will be used in a LIKE condition + * @return string + */ + public function escape_str($str, $like = FALSE) + { + if (is_array($str)) + { + foreach ($str as $key => $val) + { + $str[$key] = $this->escape_str($val, $like); + } + + return $str; + } + + $str = $this->conn_id->escapeString(remove_invisible_characters($str)); + + // escape LIKE condition wildcards + if ($like === TRUE) + { + return str_replace(array('%', '_', $this->_like_escape_chr), + array($this->_like_escape_chr.'%', $this->_like_escape_chr.'_', $this->_like_escape_chr.$this->_like_escape_chr), + $str); + } + + return $str; + } + + // -------------------------------------------------------------------- + + /** + * Affected Rows + * + * @return int + */ + public function affected_rows() + { + return $this->conn_id->changes(); + } + + // -------------------------------------------------------------------- + + /** + * Insert ID + * + * @return int + */ + public function insert_id() + { + return $this->conn_id->lastInsertRowID(); + } + + // -------------------------------------------------------------------- + + /** + * "Count All" query + * + * Generates a platform-specific query string that counts all records in + * the specified database + * + * @param string + * @return int + */ + public function count_all($table = '') + { + if ($table == '') + { + return 0; + } + + $result = $this->conn_id->querySingle($this->_count_string.$this->_protect_identifiers('numrows') + .' FROM '.$this->_protect_identifiers($table, TRUE, NULL, FALSE)); + + return empty($result) ? 0 : (int) $result; + } + + // -------------------------------------------------------------------- + + /** + * Show table query + * + * Generates a platform-specific query string so that the table names can be fetched + * + * @param bool + * @return string + */ + protected function _list_tables($prefix_limit = FALSE) + { + return 'SELECT "NAME" FROM "SQLITE_MASTER" WHERE "TYPE" = \'table\'' + .(($prefix_limit !== FALSE && $this->dbprefix != '') + ? ' AND "NAME" LIKE \''.$this->escape_like_str($this->dbprefix).'%\' '.sprintf($this->_like_escape_str, $this->_like_escape_chr) + : ''); + } + + // -------------------------------------------------------------------- + + /** + * Show column query + * + * Generates a platform-specific query string so that the column names can be fetched + * + * @param string the table name + * @return string + */ + protected function _list_columns($table = '') + { + // Not supported + return FALSE; + } + + // -------------------------------------------------------------------- + + /** + * Field data query + * + * Generates a platform-specific query so that the column data can be retrieved + * + * @param string the table name + * @return string + */ + protected function _field_data($table) + { + return 'SELECT * FROM '.$table.' LIMIT 0,1'; + } + + // -------------------------------------------------------------------- + + /** + * The error message string + * + * @return string + */ + protected function _error_message() + { + return $this->conn_id->lastErrorMsg(); + } + + // -------------------------------------------------------------------- + + /** + * The error message number + * + * @return int + */ + protected function _error_number() + { + return $this->conn_id->lastErrorCode(); + } + + // -------------------------------------------------------------------- + + /** + * Escape the SQL Identifiers + * + * This function escapes column and table names + * + * @param string + * @return string + */ + protected function _escape_identifiers($item) + { + if ($this->_escape_char == '') + { + return $item; + } + + foreach ($this->_reserved_identifiers as $id) + { + if (strpos($item, '.'.$id) !== FALSE) + { + $item = str_replace('.', $this->_escape_char.'.', $item); + + // remove duplicates if the user already included the escape + return preg_replace('/['.$this->_escape_char.']+/', $this->_escape_char, $this->_escape_char.$item); + } + } + + if (strpos($item, '.') !== FALSE) + { + $item = str_replace('.', $this->_escape_char.'.'.$this->_escape_char, $item); + } + + // remove duplicates if the user already included the escape + return preg_replace('/['.$this->_escape_char.']+/', $this->_escape_char, $this->_escape_char.$item.$this->_escape_char); + } + + // -------------------------------------------------------------------- + + /** + * From Tables + * + * This function implicitly groups FROM tables so there is no confusion + * about operator precedence in harmony with SQL standards + * + * @param string + * @return string + */ + protected function _from_tables($tables) + { + if ( ! is_array($tables)) + { + $tables = array($tables); + } + + return '('.implode(', ', $tables).')'; + } + + // -------------------------------------------------------------------- + + /** + * Insert statement + * + * Generates a platform-specific insert string from the supplied data + * + * @param string the table name + * @param array the insert keys + * @param array the insert values + * @return string + */ + protected function _insert($table, $keys, $values) + { + return 'INSERT INTO '.$table.' ('.implode(', ', $keys).') VALUES ('.implode(', ', $values).')'; + } + + // -------------------------------------------------------------------- + + /** + * Update statement + * + * Generates a platform-specific update string from the supplied data + * + * @param string the table name + * @param array the update data + * @param array the where clause + * @param array the orderby clause + * @param array the limit clause + * @return string + */ + protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE) + { + foreach ($values as $key => $val) + { + $valstr[] = $key.' = '.$val; + } + + return 'UPDATE '.$table.' SET '.implode(', ', $valstr) + .(($where != '' && count($where) > 0) ? ' WHERE '.implode(' ', $where) : '') + .(count($orderby) > 0 ? ' ORDER BY '.implode(', ', $orderby) : '') + .( ! $limit ? '' : ' LIMIT '.$limit); + } + + // -------------------------------------------------------------------- + + /** + * Truncate statement + * + * Generates a platform-specific truncate string from the supplied data + * If the database does not support the truncate() command, then + * this method maps to "DELETE FROM table" + * + * @param string the table name + * @return string + */ + protected function _truncate($table) + { + return $this->_delete($table); + } + + // -------------------------------------------------------------------- + + /** + * Delete statement + * + * Generates a platform-specific delete string from the supplied data + * + * @param string the table name + * @param array the where clause + * @param string the limit clause + * @return string + */ + protected function _delete($table, $where = array(), $like = array(), $limit = FALSE) + { + $conditions = ''; + if (count($where) > 0 OR count($like) > 0) + { + $conditions .= "\nWHERE ".implode("\n", $this->ar_where); + + if (count($where) > 0 && count($like) > 0) + { + $conditions .= ' AND '; + } + $conditions .= implode("\n", $like); + } + + return 'DELETE FROM '.$table.$conditions.( ! $limit ? '' : ' LIMIT '.$limit); + } + + // -------------------------------------------------------------------- + + /** + * Limit string + * + * Generates a platform-specific LIMIT clause + * + * @param string the sql query string + * @param int the number of rows to limit the query to + * @param int the offset value + * @return string + */ + protected function _limit($sql, $limit, $offset) + { + return $sql.($offset ? $offset.',' : '').$limit; + } + + // -------------------------------------------------------------------- + + /** + * Close DB Connection + * + * @return void + */ + protected function _close() + { + $this->conn_id->close(); + } + +} + +/* End of file sqlite3_driver.php */ +/* Location: ./system/database/drivers/sqlite3/sqlite3_driver.php */ diff --git a/system/database/drivers/sqlite3/sqlite3_forge.php b/system/database/drivers/sqlite3/sqlite3_forge.php new file mode 100644 index 000000000..07c25515a --- /dev/null +++ b/system/database/drivers/sqlite3/sqlite3_forge.php @@ -0,0 +1,223 @@ +db->database)) + { + // We need to close the pseudo-connection first + $this->db->close(); + if ( ! @unlink($this->db->database)) + { + return $this->db->db_debug ? $this->db->display_error('db_unable_to_drop') : FALSE; + } + + return TRUE; + } + + return $this->db->db_debug ? $this->db->display_error('db_unable_to_drop') : FALSE; + } + + // -------------------------------------------------------------------- + + /** + * Create Table + * + * @param string the table name + * @param array the fields + * @param mixed primary key(s) + * @param mixed key(s) + * @param bool should 'IF NOT EXISTS' be added to the SQL + * @return bool + */ + public function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists) + { + $sql = 'CREATE TABLE '; + + // IF NOT EXISTS added to SQLite in 3.3.0 + if ($if_not_exists === TRUE && version_compare($this->db->version(), '3.3.0', '>=') === TRUE) + { + $sql .= 'IF NOT EXISTS '; + } + + $sql .= $this->db->_escape_identifiers($table).'('; + $current_field_count = 0; + + foreach ($fields as $field=>$attributes) + { + // Numeric field names aren't allowed in databases, so if the key is + // numeric, we know it was assigned by PHP and the developer manually + // entered the field information, so we'll simply add it to the list + if (is_numeric($field)) + { + $sql .= "\n\t".$attributes; + } + else + { + $attributes = array_change_key_case($attributes, CASE_UPPER); + + $sql .= "\n\t".$this->db->_protect_identifiers($field) + .' '.$attributes['TYPE'] + .(array_key_exists('CONSTRAINT', $attributes) ? '('.$attributes['CONSTRAINT'].')' : '') + .((array_key_exists('UNSIGNED', $attributes) && $attributes['UNSIGNED'] === TRUE) ? ' UNSIGNED' : '') + .(array_key_exists('DEFAULT', $attributes) ? ' DEFAULT \''.$attributes['DEFAULT'].'\'' : '') + .((array_key_exists('NULL', $attributes) && $attributes['NULL'] === TRUE) ? ' NULL' : ' NOT NULL') + .((array_key_exists('AUTO_INCREMENT', $attributes) && $attributes['AUTO_INCREMENT'] === TRUE) ? ' AUTO_INCREMENT' : ''); + } + + // don't add a comma on the end of the last field + if (++$current_field_count < count($fields)) + { + $sql .= ','; + } + } + + if (count($primary_keys) > 0) + { + $primary_keys = $this->db->_protect_identifiers($primary_keys); + $sql .= ",\n\tPRIMARY KEY (".implode(', ', $primary_keys).')'; + } + + if (is_array($keys) && count($keys) > 0) + { + foreach ($keys as $key) + { + if (is_array($key)) + { + $key = $this->db->_protect_identifiers($key); + } + else + { + $key = array($this->db->_protect_identifiers($key)); + } + + $sql .= ",\n\tUNIQUE (".implode(', ', $key).')'; + } + } + + return $sql."\n)"; + } + + // -------------------------------------------------------------------- + + /** + * Drop Table + * + * @param string the table name + * @return string + */ + public function _drop_table($table) + { + return 'DROP TABLE '.$table.' IF EXISTS'; + } + + // -------------------------------------------------------------------- + + /** + * Alter table query + * + * Generates a platform-specific query so that a table can be altered + * Called by add_column(), drop_column(), and column_alter(), + * + * @param string the ALTER type (ADD, DROP, CHANGE) + * @param string the column name + * @param string the table name + * @param string the column definition + * @param string the default value + * @param bool should 'NOT NULL' be added + * @param string the field after which we should add the new field + * @return string + */ + public function _alter_table($alter_type, $table, $column_name, $column_definition = '', $default_value = '', $null = '', $after_field = '') + { + /* SQLite only supports adding new columns and it does + * NOT support the AFTER statement. Each new column will + * be added as the last one in the table. + */ + if ($alter_type !== 'ADD COLUMN') + { + // Not supported + return FALSE; + } + + return 'ALTER TABLE '.$this->db->_protect_identifiers($table).' '.$alter_type.' '.$this->db->_protect_identifiers($column_name) + .' '.$column_definition + .($default_value != '' ? ' DEFAULT '.$default_value : '') + // If NOT NULL is specified, the field must have a DEFAULT value other than NULL + .(($null !== NULL && $default_value !== 'NULL') ? ' NOT NULL' : ' NULL'); + } + + // -------------------------------------------------------------------- + + /** + * Rename a table + * + * Generates a platform-specific query so that a table can be renamed + * + * @param string the old table name + * @param string the new table name + * @return string + */ + public function _rename_table($table_name, $new_table_name) + { + return 'ALTER TABLE '.$this->db->_protect_identifiers($table_name).' RENAME TO '.$this->db->_protect_identifiers($new_table_name); + } +} + +/* End of file sqlite3_forge.php */ +/* Location: ./system/database/drivers/sqlite3/sqlite3_forge.php */ diff --git a/system/database/drivers/sqlite3/sqlite3_result.php b/system/database/drivers/sqlite3/sqlite3_result.php new file mode 100644 index 000000000..7b1b4502a --- /dev/null +++ b/system/database/drivers/sqlite3/sqlite3_result.php @@ -0,0 +1,617 @@ +num_rows) + ? $this->num_rows + : $this->num_rows = count($this->result_array()); + } + + // -------------------------------------------------------------------- + + /** + * Number of fields in the result set + * + * @return int + */ + public function num_fields() + { + return ( ! is_int($this->_num_fields)) + ? $this->_num_fields = $this->result_id->numColumns() + : $this->_num_fields; + } + + // -------------------------------------------------------------------- + + /** + * Fetch Field Names + * + * Generates an array of column names + * + * @return array + */ + public function list_fields() + { + $field_names = array(); + for ($i = 0, $c = $this->num_fields(); $i < $this->num_fields(); $i++) + { + $field_names[] = $this->result_id->columnName($i); + } + + return $field_names; + } + + // -------------------------------------------------------------------- + + /** + * Field data + * + * Generates an array of objects containing field meta-data + * + * @return array + */ + public function field_data() + { + $retval = array(); + for ($i = 0, $c = $this->num_fields(); $i < $this->num_fields(); $i++) + { + $retval[$i] = new stdClass(); + $retval[$i]->name = $this->result_id->columnName($i); + $retval[$i]->type = 'varchar'; + $retval[$i]->max_length = 0; + $retval[$i]->primary_key = 0; + $retval[$i]->default = ''; + } + + return $retval; + } + + // -------------------------------------------------------------------- + + /** + * Free the result + * + * @return void + */ + public function free_result() + { + if (is_object($this->result_id)) + { + $this->result_id->finalize(); + $this->result_id = NULL; + } + } + + // -------------------------------------------------------------------- + + /** + * Result - associative array + * + * Returns the result set as an array + * + * @return array + */ + protected function _fetch_assoc() + { + return $this->result_id->fetchArray(SQLITE3_ASSOC); + } + + // -------------------------------------------------------------------- + + /** + * Result - object + * + * Returns the result set as an object + * + * @access private + * @return object + */ + protected function _fetch_object() + { + // No native support for fetching as an object + $row = $this->_fetch_assoc(); + return ($row !== FALSE) ? (object) $row : FALSE; + } + + // -------------------------------------------------------------------- + + /** + * Query result. "array" version. + * + * return array + */ + public function result_array() + { + if (count($this->result_array) > 0) + { + return $this->result_array; + } + elseif (is_array($this->row_data)) + { + if (count($this->row_data) === 0) + { + return $this->result_array; + } + else + { + $row_index = count($this->row_data); + } + } + else + { + $row_index = 0; + $this->row_data = array(); + } + + $row = NULL; + while ($row = $this->_fetch_assoc()) + { + $this->row_data[$row_index++] = $row; + } + + // Un-comment the following line, in case it becomes needed + // $this->_data_seek(); + return $this->result_array = $this->row_data; + } + + // -------------------------------------------------------------------- + + /** + * Query result. "object" version. + * + * @return array + */ + public function result_object() + { + if (count($this->result_object) > 0) + { + return $this->result_object; + } + elseif (count($this->result_array) > 0) + { + for ($i = 0, $c = count($this->result_array); $i < $c; $i++) + { + $this->result_object[] = (object) $this->result_array[$i]; + } + + return $this->result_object; + } + elseif (is_array($this->row_data)) + { + if (count($this->row_data) === 0) + { + return $this->result_object; + } + else + { + $row_index = count($this->row_data); + for ($i = 0; $i < $row_index; $i++) + { + $this->result_object[$i] = (object) $this->row_data[$i]; + } + } + } + else + { + $row_index = 0; + $this->row_data = array(); + } + + $row = NULL; + while ($row = $this->_fetch_assoc()) + { + $this->row_data[$row_index] = $row; + $this->result_object[$row_index++] = (object) $row; + } + + $this->result_array = $this->row_data; + + /* As described for the num_rows() method - there's no easy + * way to get the number of rows selected. Our work-around + * solution (as in here as well) first checks if result_array + * exists and returns its count. It doesn't however check for + * custom_object_result, so - do it here. + */ + if ( ! is_int($this->num_rows)) + { + $this->num_rows = count($this->result_object); + } + + // Un-comment the following line, in case it becomes needed + // $this->_data_seek(); + return $this->result_object; + } + + // -------------------------------------------------------------------- + + /** + * Query result. Custom object version. + * + * @param string class name used to instantiate rows to + * @return array + */ + public function custom_result_object($class_name) + { + if (array_key_exists($class_name, $this->custom_result_object)) + { + return $this->custom_result_object[$class_name]; + } + + if ( ! class_exists($class_name) OR ! is_object($this->result_id) OR $this->num_rows() === 0) + { + return array(); + } + + /* Even if result_array hasn't been set prior to custom_result_object being called, + * num_rows() has done it. + */ + $data = &$this->result_array; + + $result_object = array(); + for ($i = 0, $c = count($data); $i < $c; $i++) + { + $result_object[$i] = new $class_name(); + foreach ($data[$i] as $key => $value) + { + $result_object[$i]->$key = $value; + } + } + + /* As described for the num_rows() method - there's no easy + * way to get the number of rows selected. Our work-around + * solution (as in here as well) first checks if result_array + * exists and returns its count. It doesn't however check for + * custom_object_result, so - do it here. + */ + if ( ! is_int($this->num_rows)) + { + $this->num_rows = count($result_object); + } + + // Cache and return the array + return $this->custom_result_object[$class_name] = $result_object; + } + + // -------------------------------------------------------------------- + + /* Single row result. + * + * Acts as a wrapper for row_object(), row_array() + * and custom_row_object(). Also used by first_row(), next_row() + * and previous_row(). + * + * @param int row index + * @param string ('object', 'array' or a custom class name) + * @return mixed whatever was passed to the second parameter + */ + public function row($n = 0, $type = 'object') + { + if ($type === 'object') + { + return $this->row_object($n); + } + elseif ($type === 'array') + { + return $this->row_array($n); + } + + return $this->custom_row_object($n, $type); + } + + // -------------------------------------------------------------------- + + /* Single row result. Array version. + * + * @param int row index + * @return array + */ + public function row_array($n = 0) + { + // Make sure $n is not a string + if ( ! is_int($n)) + { + $n = (int) $n; + } + + /* If row_data is initialized, it means that we've already tried + * (at least) to fetch some data, so ... check if we already have + * this row. + */ + if (is_array($this->row_data)) + { + /* If we already have row_data[$n] - return it. + * + * If we enter the elseif, there's a number of reasons to + * return an empty array: + * + * - count($this->row_data) === 0 means there are no results + * - num_rows being set or result_array having count() > 0 means + * that we've already fetched all data and $n is greater than + * our highest row index available + * - $n < $this->current_row means that if such row existed, + * we would've already returned it, therefore $n is an + * invalid index + */ + if (isset($this->row_data[$n])) // We already have this row + { + $this->current_row = $n; + return $this->row_data[$n]; + } + elseif (count($this->row_data) === 0 OR is_int($this->num_rows) + OR count($this->result_array) > 0 OR $n < $this->current_row) + { + // No such row exists + return array(); + } + + // Get the next row index that would actually need to be fetched + $current_row = ($this->current_row < count($this->row_data)) ? count($this->row_data) : $this->current_row + 1; + } + else + { + $current_row = $this->current_row = 0; + $this->row_data = array(); + } + + /* Fetch more data, if available + * + * NOTE: Operator precedence is important here, if you change + * 'AND' with '&&' - it WILL BREAK the results, as + * $row will be assigned the scalar value of both + * expressions! + */ + while ($row = $this->_fetch_assoc() AND $current_row <= $n) + { + $this->row_data[$current_row++] = $row; + } + + // This would mean that there's no (more) data to fetch + if ( ! is_array($this->row_data) OR ! isset($this->row_data[$n])) + { + // Cache what we already have + if (is_array($this->row_data)) + { + $this->num_rows = count($this->row_data); + /* Usually, row_data could have less elements than result_array, + * but at this point - they should be exactly the same. + */ + $this->result_array = $this->row_data; + } + else + { + $this->num_rows = 0; + } + + return array(); + } + + $this->current_row = $n; + return $this->row_data[$n]; + } + + // -------------------------------------------------------------------- + + /* Single row result. Object version. + * + * @param int row index + * @return mixed object if row found; empty array if not + */ + public function row_object($n = 0) + { + // Make sure $n is not a string + if ( ! is_int($n)) + { + $n = (int) $n; + } + + /* Logic here is exactly the same as in row_array, + * except we have to cast row_data[$n] to an object. + * + * If we already have result_object though - we can + * directly return from it. + */ + if (isset($this->result_object[$n])) + { + $this->current_row = $n; + return $this->result_object[$n]; + } + + $row = $this->row_array($n); + // Cast only if the row exists + if (count($row) > 0) + { + $this->current_row = $n; + return (object) $row; + } + + return array(); + } + + // -------------------------------------------------------------------- + + /* Single row result. Custom object version. + * + * @param int row index + * @param string custom class name + * @return mixed custom object if row found; empty array otherwise + */ + public function custom_row_object($n = 0, $class_name) + { + // Make sure $n is not a string + if ( ! is_int($n)) + { + $n = (int) $n; + } + + if (array_key_exists($class_name, $this->custom_result_object)) + { + /* We already have a the whole result set with this class_name, + * return the specified row if it exists, and an empty array if + * it doesn't. + */ + if (isset($this->custom_result_object[$class_name][$n])) + { + $this->current_row = $n; + return $this->custom_result_object[$class_name][$n]; + } + else + { + return array(); + } + } + elseif ( ! class_exists($class_name)) // No such class exists + { + return array(); + } + + $row = $this->row_array($n); + // An array would mean that the row doesn't exist + if (is_array($row)) + { + return $row; + } + + // Convert to the desired class and return + $row_object = new $class_name(); + foreach ($row as $key => $value) + { + $row_object->$key = $value; + } + + $this->current_row = $n; + return $row_object; + } + + // -------------------------------------------------------------------- + + /* First row result. + * + * @param string ('object', 'array' or a custom class name) + * @return mixed whatever was passed to the second parameter + */ + public function first_row($type = 'object') + { + return $this->row(0, $type); + } + + // -------------------------------------------------------------------- + + /* Last row result. + * + * @param string ('object', 'array' or a custom class name) + * @return mixed whatever was passed to the second parameter + */ + public function last_row($type = 'object') + { + $result = &$this->result($type); + if ( ! isset($this->num_rows)) + { + $this->num_rows = count($result); + } + $this->current_row = $this->num_rows - 1; + return $result[$this->current_row]; + } + + // -------------------------------------------------------------------- + + /* Next row result. + * + * @param string ('object', 'array' or a custom class name) + * @return mixed whatever was passed to the second parameter + */ + public function next_row($type = 'object') + { + if (is_array($this->row_data)) + { + $count = count($this->row_data); + $n = ($this->current_row > $count OR ($this->current_row === 0 && $count === 0)) ? $count : $this->current_row + 1; + } + else + { + $n = 0; + } + + return $this->row($n, $type); + } + + // -------------------------------------------------------------------- + + /* Previous row result. + * + * @param string ('object', 'array' or a custom class name) + * @return mixed whatever was passed to the second parameter + */ + public function previous_row($type = 'object') + { + $n = ($this->current_row !== 0) ? $this->current_row - 1 : 0; + return $this->row($n, $type); + } + + // -------------------------------------------------------------------- + + /** + * Data Seek + * + * Moves the internal pointer to the desired offset. We call + * this internally before fetching results to make sure the + * result set starts at zero + * + * @return array + */ + public function _data_seek($n = 0) + { + // Only resetting to the start of the result set is supported + return $this->result_id->reset(); + } + +} + +/* End of file sqlite3_result.php */ +/* Location: ./system/database/drivers/sqlite3/sqlite3_result.php */ diff --git a/system/database/drivers/sqlite3/sqlite3_utility.php b/system/database/drivers/sqlite3/sqlite3_utility.php new file mode 100644 index 000000000..eae652582 --- /dev/null +++ b/system/database/drivers/sqlite3/sqlite3_utility.php @@ -0,0 +1,102 @@ +db_debug) + { + return $this->db->display_error('db_unsuported_feature'); + } + } + + // -------------------------------------------------------------------- + + /** + * Optimize table query + * + * Is optimization even supported in SQLite? + * + * @param string the table name + * @return bool + */ + public function _optimize_table($table) + { + // Not supported + return FALSE; + } + + // -------------------------------------------------------------------- + + /** + * Repair table query + * + * Are table repairs even supported in SQLite? + * + * @param string the table name + * @return object + */ + public function _repair_table($table) + { + // Not supported + return FALSE; + } + + // -------------------------------------------------------------------- + + /** + * SQLite Export + * + * @param array Preferences + * @return mixed + */ + public function _backup($params = array()) + { + // Not supported + return $this->db->display_error('db_unsuported_feature'); + } +} + +/* End of file sqlite3_utility.php */ +/* Location: ./system/database/drivers/sqlite3/sqlite3_utility.php */ -- cgit v1.2.3-24-g4f1b From 5cbecb3865c84967692324f283b0bebd7c8efb38 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Mon, 16 Jan 2012 13:08:24 +0200 Subject: Add a comment for CI_DB_sqlite3_result::num_rows() --- system/database/drivers/sqlite3/sqlite3_result.php | 3 +++ 1 file changed, 3 insertions(+) (limited to 'system') diff --git a/system/database/drivers/sqlite3/sqlite3_result.php b/system/database/drivers/sqlite3/sqlite3_result.php index 7b1b4502a..c9876fe69 100644 --- a/system/database/drivers/sqlite3/sqlite3_result.php +++ b/system/database/drivers/sqlite3/sqlite3_result.php @@ -49,6 +49,9 @@ class CI_DB_sqlite3_result extends CI_DB_result { */ public function num_rows() { + /* The SQLite3 driver doesn't have a graceful way to do this, + * so we'll have to do it on our own. + */ return is_int($this->num_rows) ? $this->num_rows : $this->num_rows = count($this->result_array()); -- cgit v1.2.3-24-g4f1b From b5e6f11002a08d29bd0faa2c6c5c437cf9e49523 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Mon, 16 Jan 2012 13:25:07 +0200 Subject: Removed some unneeded code and fixed a possible bug --- system/database/drivers/oci8/oci8_result.php | 77 ++++------------------------ 1 file changed, 10 insertions(+), 67 deletions(-) (limited to 'system') diff --git a/system/database/drivers/oci8/oci8_result.php b/system/database/drivers/oci8/oci8_result.php index fad2465df..e6e932175 100644 --- a/system/database/drivers/oci8/oci8_result.php +++ b/system/database/drivers/oci8/oci8_result.php @@ -66,7 +66,7 @@ class CI_DB_oci8_result extends CI_DB_result { } elseif (count($this->result_object) > 0) { - return $this->num_rows = count($this->result_array); + return $this->num_rows = count($this->result_object); } return $this->num_rows = count($this->result_array()); @@ -316,12 +316,10 @@ class CI_DB_oci8_result extends CI_DB_result { return array(); } - // add the data to the object - $result_object = array(); - $data = NULL; - - /* First check if we don't already have the data. - * If so - pass by reference, as we don't know how + /* Even if we didn't have result_array or result_object + * set prior to custom_result_object() being called, + * num_rows() has already done so. + * Pass by reference, as we don't know how * large it might be and we don't want 1000 row * sets being copied. */ @@ -334,70 +332,15 @@ class CI_DB_oci8_result extends CI_DB_result { $data = &$this->result_object; } - if ( ! is_null($data)) + $result_object = array(); + for ($i = 0, $c = count($data); $i < $c; $i++) { - for ($i = 0, $c = count($data); $i < $c; $i++) + $result_object[$i] = new $class_name(); + foreach ($data[$i] as $key => $value) { - $result_object[$i] = new $class_name(); - foreach ($data[$i] as $key => $value) - { - $result_object[$i]->$key = $value; - } + $result_object[$i]->$key = $value; } } - else - { - // No prefetched result set - if (is_array($this->row_data)) - { - $row_index = count($this->row_data); - if ($row_index === 0) - { - return array(); - } - else - { - for ($i = 0; $i < $row_index; $i++) - { - $result_object[$i] = new $class_name(); - foreach ($this->row_data[$i] as $key => $value) - { - $result_object[$i]->$key = $value; - } - } - } - } - else - { - $row_index = 0; - $this->row_data = array(); - } - - while ($row = $this->_fetch_assoc()) - { - $data = new $class_name(); - foreach ($row as $key => $value) - { - $data->$key = $value; - } - - $this->row_data[$row_index] = $row; - $result_object[$row_index++] = $data; - } - // Un-comment the following line, in case it becomes needed - // $this->_data_seek(); - } - - /* As described for the num_rows() method - there's no easy - * way to get the number of rows selected. Our work-around - * solution (as in here as well) first checks if result_array - * or result_object exist and returns their count. It doesn't - * however check for a custom_object_result, so - do it here. - */ - if ( ! is_int($this->num_rows)) - { - $this->num_rows = count($result_object); - } // Cache and return the array return $this->custom_result_object[$class_name] = $result_object; -- cgit v1.2.3-24-g4f1b From 0f2ec5bde259b67f66cc353692d71d8a47f71b01 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Mon, 16 Jan 2012 14:02:24 +0200 Subject: convert_accented_characters() to include foreign_chars.php only when needed --- system/helpers/text_helper.php | 25 +++++++++++++++---------- 1 file changed, 15 insertions(+), 10 deletions(-) (limited to 'system') diff --git a/system/helpers/text_helper.php b/system/helpers/text_helper.php index cef32847d..8e308b722 100644 --- a/system/helpers/text_helper.php +++ b/system/helpers/text_helper.php @@ -372,18 +372,23 @@ if ( ! function_exists('convert_accented_characters')) { function convert_accented_characters($str) { - if (defined('ENVIRONMENT') AND is_file(APPPATH.'config/'.ENVIRONMENT.'/foreign_chars.php')) - { - include(APPPATH.'config/'.ENVIRONMENT.'/foreign_chars.php'); - } - elseif (is_file(APPPATH.'config/foreign_chars.php')) - { - include(APPPATH.'config/foreign_chars.php'); - } + global $foreign_characters; - if ( ! isset($foreign_characters)) + if ( ! isset($foreign_characters) OR ! is_array($foreign_characters)) { - return $str; + if (defined('ENVIRONMENT') AND is_file(APPPATH.'config/'.ENVIRONMENT.'/foreign_chars.php')) + { + include(APPPATH.'config/'.ENVIRONMENT.'/foreign_chars.php'); + } + elseif (is_file(APPPATH.'config/foreign_chars.php')) + { + include(APPPATH.'config/foreign_chars.php'); + } + + if ( ! isset($foreign_characters) OR ! is_array($foreign_chars)) + { + return $str; + } } return preg_replace(array_keys($foreign_characters), array_values($foreign_characters), $str); -- cgit v1.2.3-24-g4f1b From 53921cab6f979bedef6deb837aea54f354b1f7e6 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Mon, 16 Jan 2012 14:35:22 +0200 Subject: Replaced a method with a variable --- system/database/drivers/sqlite3/sqlite3_result.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'system') diff --git a/system/database/drivers/sqlite3/sqlite3_result.php b/system/database/drivers/sqlite3/sqlite3_result.php index c9876fe69..e8e3706cd 100644 --- a/system/database/drivers/sqlite3/sqlite3_result.php +++ b/system/database/drivers/sqlite3/sqlite3_result.php @@ -83,7 +83,7 @@ class CI_DB_sqlite3_result extends CI_DB_result { public function list_fields() { $field_names = array(); - for ($i = 0, $c = $this->num_fields(); $i < $this->num_fields(); $i++) + for ($i = 0, $c = $this->num_fields(); $i < $c; $i++) { $field_names[] = $this->result_id->columnName($i); } -- cgit v1.2.3-24-g4f1b From 09375d71aa933ac6ba3665f7ccc6949840177ade Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 19 Jan 2012 14:57:46 +0200 Subject: Some more cleaning --- system/helpers/smiley_helper.php | 39 ++++++++++++--------------------------- system/helpers/string_helper.php | 32 +++++++++++++++----------------- system/helpers/text_helper.php | 8 ++++---- 3 files changed, 31 insertions(+), 48 deletions(-) (limited to 'system') diff --git a/system/helpers/smiley_helper.php b/system/helpers/smiley_helper.php index 03f3ee287..d2b8936ae 100644 --- a/system/helpers/smiley_helper.php +++ b/system/helpers/smiley_helper.php @@ -9,7 +9,7 @@ * Licensed under the Open Software License version 3.0 * * This source file is subject to the Open Software License (OSL 3.0) that is - * bundled with this package in the files license.txt / license.rst. It is + * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: * http://opensource.org/licenses/OSL-3.0 * If you did not receive a copy of the license and are unable to obtain it @@ -40,7 +40,7 @@ /** * Smiley Javascript * - * Returns the javascript required for the smiley insertion. Optionally takes + * Returns the javascript required for the smiley insertion. Optionally takes * an array of aliases to loosely couple the smiley array to the view. * * @access public @@ -105,14 +105,11 @@ if ( ! function_exists('smiley_js')) } EOF; } - else + elseif (is_array($alias)) { - if (is_array($alias)) + foreach ($alias as $name => $id) { - foreach ($alias as $name => $id) - { - $r .= 'smiley_map["'.$name.'"] = "'.$id.'";'."\n"; - } + $r .= 'smiley_map["'.$name.'"] = "'.$id."\";\n"; } } @@ -137,13 +134,11 @@ if ( ! function_exists('get_clickable_smileys')) function get_clickable_smileys($image_url, $alias = '', $smileys = NULL) { // For backward compatibility with js_insert_smiley - if (is_array($alias)) { $smileys = $alias; } - - if ( ! is_array($smileys) && FALSE === ($smileys = _get_smiley_array())) + elseif (FALSE === ($smileys = _get_smiley_array())) { return $smileys; } @@ -155,7 +150,7 @@ if ( ! function_exists('get_clickable_smileys')) foreach ($smileys as $key => $val) { // Keep duplicates from being used, which can happen if the - // mapping array contains multiple identical replacements. For example: + // mapping array contains multiple identical replacements. For example: // :-) and :) might be replaced with the same image so both smileys // will be in the array. if (isset($used[$smileys[$key][0]])) @@ -163,7 +158,7 @@ if ( ! function_exists('get_clickable_smileys')) continue; } - $link[] = "\"".$smileys[$key][3]."\""; + $link[] = ''.$smileys[$key][3].''; $used[$smileys[$key][0]] = TRUE; } @@ -187,12 +182,7 @@ if ( ! function_exists('parse_smileys')) { function parse_smileys($str = '', $image_url = '', $smileys = NULL) { - if ($image_url == '') - { - return $str; - } - - if ( ! is_array($smileys) && FALSE === ($smileys = _get_smiley_array())) + if ($image_url == '' OR ( ! is_array($smileys) && FALSE === ($smileys = _get_smiley_array()))) { return $str; } @@ -202,7 +192,7 @@ if ( ! function_exists('parse_smileys')) foreach ($smileys as $key => $val) { - $str = str_replace($key, "\"".$smileys[$key][3]."\"", $str); + $str = str_replace($key, ''.$smileys[$key][3].'', $str); } return $str; @@ -223,7 +213,7 @@ if ( ! function_exists('_get_smiley_array')) { function _get_smiley_array() { - if (defined('ENVIRONMENT') AND file_exists(APPPATH.'config/'.ENVIRONMENT.'/smileys.php')) + if (defined('ENVIRONMENT') && file_exists(APPPATH.'config/'.ENVIRONMENT.'/smileys.php')) { include(APPPATH.'config/'.ENVIRONMENT.'/smileys.php'); } @@ -232,12 +222,7 @@ if ( ! function_exists('_get_smiley_array')) include(APPPATH.'config/smileys.php'); } - if (isset($smileys) AND is_array($smileys)) - { - return $smileys; - } - - return FALSE; + return (isset($smileys) && is_array($smileys)) ? $smileys : FALSE; } } diff --git a/system/helpers/string_helper.php b/system/helpers/string_helper.php index fcdb0aa84..d0948800b 100644 --- a/system/helpers/string_helper.php +++ b/system/helpers/string_helper.php @@ -9,7 +9,7 @@ * Licensed under the Open Software License version 3.0 * * This source file is subject to the Open Software License (OSL 3.0) that is - * bundled with this package in the files license.txt / license.rst. It is + * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: * http://opensource.org/licenses/OSL-3.0 * If you did not receive a copy of the license and are unable to obtain it @@ -75,16 +75,14 @@ if ( ! function_exists('strip_slashes')) { function strip_slashes($str) { - if (is_array($str)) + if ( ! is_array($str)) { - foreach ($str as $key => $val) - { - $str[$key] = strip_slashes($val); - } + return stripslashes($str); } - else + + foreach ($str as $key => $val) { - return stripslashes($str); + $str[$key] = strip_slashes($val); } return $str; @@ -192,7 +190,7 @@ if ( ! function_exists('reduce_multiples')) * * @access public * @param string type of random string. basic, alpha, alunum, numeric, nozero, unique, md5, encrypt and sha1 - * @param integer number of characters + * @param int number of characters * @return string */ if ( ! function_exists('random_string')) @@ -238,10 +236,10 @@ if ( ! function_exists('random_string')) /** * Add's _1 to a string or increment the ending number to allow _2, _3, etc * - * @param string $str required - * @param string $separator What should the duplicate number be appended with - * @param string $first Which number should be used for the first dupe increment - * @return string + * @param string $str required + * @param string $separator What should the duplicate number be appended with + * @param string $first Which number should be used for the first dupe increment + * @return string */ function increment_string($str, $separator = '_', $first = 1) { @@ -254,10 +252,10 @@ function increment_string($str, $separator = '_', $first = 1) /** * Alternator * - * Allows strings to be alternated. See docs... + * Allows strings to be alternated. See docs... * * @access public - * @param string (as many parameters as needed) + * @param string (as many parameters as needed) * @return string */ if ( ! function_exists('alternator')) @@ -283,14 +281,14 @@ if ( ! function_exists('alternator')) * * @access public * @param string - * @param integer number of repeats + * @param int number of repeats * @return string */ if ( ! function_exists('repeater')) { function repeater($data, $num = 1) { - return (($num > 0) ? str_repeat($data, $num) : ''); + return ($num > 0) ? str_repeat($data, $num) : ''; } } diff --git a/system/helpers/text_helper.php b/system/helpers/text_helper.php index 8e308b722..2d6da73ac 100644 --- a/system/helpers/text_helper.php +++ b/system/helpers/text_helper.php @@ -9,7 +9,7 @@ * Licensed under the Open Software License version 3.0 * * This source file is subject to the Open Software License (OSL 3.0) that is - * bundled with this package in the files license.txt / license.rst. It is + * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: * http://opensource.org/licenses/OSL-3.0 * If you did not receive a copy of the license and are unable to obtain it @@ -73,7 +73,7 @@ if ( ! function_exists('word_limiter')) /** * Character Limiter * - * Limits the string based on the character count. Preserves complete words + * Limits the string based on the character count. Preserves complete words * so the character count may not be exactly as specified. * * @access public @@ -376,7 +376,7 @@ if ( ! function_exists('convert_accented_characters')) if ( ! isset($foreign_characters) OR ! is_array($foreign_characters)) { - if (defined('ENVIRONMENT') AND is_file(APPPATH.'config/'.ENVIRONMENT.'/foreign_chars.php')) + if (defined('ENVIRONMENT') && is_file(APPPATH.'config/'.ENVIRONMENT.'/foreign_chars.php')) { include(APPPATH.'config/'.ENVIRONMENT.'/foreign_chars.php'); } @@ -400,7 +400,7 @@ if ( ! function_exists('convert_accented_characters')) /** * Word Wrap * - * Wraps text at the specified character. Maintains the integrity of words. + * Wraps text at the specified character. Maintains the integrity of words. * Anything placed between {unwrap}{/unwrap} will not be word wrapped, nor * will URLs. * -- cgit v1.2.3-24-g4f1b From e35d7789a24e811bc147bc56c7a1d79904900b01 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 19 Jan 2012 15:56:20 +0200 Subject: Some more cleaning --- system/database/drivers/oci8/oci8_driver.php | 17 +++-------------- system/database/drivers/oci8/oci8_result.php | 3 +-- 2 files changed, 4 insertions(+), 16 deletions(-) (limited to 'system') diff --git a/system/database/drivers/oci8/oci8_driver.php b/system/database/drivers/oci8/oci8_driver.php index 2a5149f9e..f4b899cf3 100644 --- a/system/database/drivers/oci8/oci8_driver.php +++ b/system/database/drivers/oci8/oci8_driver.php @@ -46,7 +46,6 @@ * permit access to oracle databases * * @author Kelly McArdle - * */ class CI_DB_oci8_driver extends CI_DB { @@ -249,7 +248,7 @@ class CI_DB_oci8_driver extends CI_DB { } // build the query string - $sql = "BEGIN {$package}.{$procedure}("; + $sql = 'BEGIN '.$package.'.'.$procedure.'('; $have_cursor = FALSE; foreach ($params as $param) @@ -359,13 +358,8 @@ class CI_DB_oci8_driver extends CI_DB { */ public function trans_rollback() { - if ( ! $this->trans_enabled) - { - return TRUE; - } - // When transactions are nested we only begin/commit/rollback the outermost ones - if ($this->_trans_depth > 0) + if ( ! $this->trans_enabled OR $this->_trans_depth > 0) { return TRUE; } @@ -614,12 +608,7 @@ class CI_DB_oci8_driver extends CI_DB { */ protected function _from_tables($tables) { - if ( ! is_array($tables)) - { - $tables = array($tables); - } - - return implode(', ', $tables); + return is_array($tables) ? implode(', ', $tables) : $tables; } // -------------------------------------------------------------------- diff --git a/system/database/drivers/oci8/oci8_result.php b/system/database/drivers/oci8/oci8_result.php index e6e932175..0e0fe059d 100644 --- a/system/database/drivers/oci8/oci8_result.php +++ b/system/database/drivers/oci8/oci8_result.php @@ -194,7 +194,7 @@ class CI_DB_oci8_result extends CI_DB_result { // -------------------------------------------------------------------- /** - * Query result. "array" version. + * Query result. Array version. * * @return array */ @@ -516,7 +516,6 @@ class CI_DB_oci8_result extends CI_DB_result { * @param string custom class name * @return mixed custom object if row found; empty array otherwise */ - public function custom_row_object($n = 0, $class_name) { // Make sure $n is not a string -- cgit v1.2.3-24-g4f1b From 72d7a6e2cbf1bd797bab7b14912a207f4522953a Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 19 Jan 2012 16:02:32 +0200 Subject: Some cleaning --- system/database/drivers/sqlite3/sqlite3_driver.php | 21 +++------------------ 1 file changed, 3 insertions(+), 18 deletions(-) (limited to 'system') diff --git a/system/database/drivers/sqlite3/sqlite3_driver.php b/system/database/drivers/sqlite3/sqlite3_driver.php index b82ae1ecd..8a7dbe1f1 100644 --- a/system/database/drivers/sqlite3/sqlite3_driver.php +++ b/system/database/drivers/sqlite3/sqlite3_driver.php @@ -188,13 +188,8 @@ class CI_DB_sqlite3_driver extends CI_DB { */ public function trans_begin($test_mode = FALSE) { - if ( ! $this->trans_enabled) - { - return TRUE; - } - // When transactions are nested we only begin/commit/rollback the outermost ones - if ($this->_trans_depth > 0) + if ( ! $this->trans_enabled OR $this->_trans_depth > 0) { return TRUE; } @@ -216,13 +211,8 @@ class CI_DB_sqlite3_driver extends CI_DB { */ public function trans_commit() { - if ( ! $this->trans_enabled) - { - return TRUE; - } - // When transactions are nested we only begin/commit/rollback the outermost ones - if ($this->_trans_depth > 0) + if ( ! $this->trans_enabled OR $this->_trans_depth > 0) { return TRUE; } @@ -239,13 +229,8 @@ class CI_DB_sqlite3_driver extends CI_DB { */ public function trans_rollback() { - if ( ! $this->trans_enabled) - { - return TRUE; - } - // When transactions are nested we only begin/commit/rollback the outermost ones - if ($this->_trans_depth > 0) + if ( ! $this->trans_enabled OR $this->_trans_depth > 0) { return TRUE; } -- cgit v1.2.3-24-g4f1b From 1ab62aedc09cc75ac5619d5e881076cc9ca5e090 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Fri, 20 Jan 2012 13:04:10 +0200 Subject: Replaced AND with && --- system/database/DB_driver.php | 53 +++++++++++++--------------- system/database/drivers/oci8/oci8_driver.php | 2 +- system/database/drivers/oci8/oci8_result.php | 1 - 3 files changed, 25 insertions(+), 31 deletions(-) (limited to 'system') diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php index e667c25d3..7f5ec1e20 100644 --- a/system/database/DB_driver.php +++ b/system/database/DB_driver.php @@ -106,7 +106,7 @@ class CI_DB_driver { * Initialize Database Settings * * @param mixed - * @return void + * @return bool */ public function initialize() { @@ -198,7 +198,7 @@ class CI_DB_driver { * * @param string * @param string - * @return resource + * @return bool */ public function db_set_charset($charset, $collation) { @@ -292,15 +292,15 @@ class CI_DB_driver { } // Verify table prefix and replace if necessary - if ( ($this->dbprefix != '' AND $this->swap_pre != '') AND ($this->dbprefix != $this->swap_pre) ) + if (($this->dbprefix != '' && $this->swap_pre != '') && ($this->dbprefix != $this->swap_pre)) { - $sql = preg_replace("/(\W)".$this->swap_pre."(\S+?)/", "\\1".$this->dbprefix."\\2", $sql); + $sql = preg_replace('/(\W)'.$this->swap_pre.'(\S+?)/', '\\1'.$this->dbprefix.'\\2', $sql); } // Is query caching enabled? If the query is a "read type" // we will load the caching class and return the previously // cached query if it exists - if ($this->cache_on == TRUE AND stristr($sql, 'SELECT')) + if ($this->cache_on == TRUE && stristr($sql, 'SELECT')) { if ($this->_cache_init()) { @@ -385,7 +385,7 @@ class CI_DB_driver { { // If caching is enabled we'll auto-cleanup any // existing files related to this particular URI - if ($this->cache_on == TRUE AND $this->cache_autodel == TRUE AND $this->_cache_init()) + if ($this->cache_on == TRUE && $this->cache_autodel == TRUE && $this->_cache_init()) { $this->CACHE->delete(); } @@ -419,7 +419,7 @@ class CI_DB_driver { // Is query caching enabled? If so, we'll serialize the // result object and save it to a cache file. - if ($this->cache_on == TRUE AND $this->_cache_init()) + if ($this->cache_on == TRUE && $this->_cache_init()) { // We'll create a new instance of the result object // only without the platform specific driver since @@ -489,7 +489,6 @@ class CI_DB_driver { * Disable Transactions * This permits transactions to be disabled at run-time. * - * @access public * @return void */ public function trans_off() @@ -501,12 +500,12 @@ class CI_DB_driver { /** * Enable/disable Transaction Strict Mode + * * When strict mode is enabled, if you are running multiple groups of * transactions, if one group fails all groups will be rolled back. * If strict mode is disabled, each group is treated autonomously, meaning * a failure of one group will not affect any others * - * @access public * @return void */ public function trans_strict($mode = TRUE) @@ -645,15 +644,11 @@ class CI_DB_driver { * Determines if a query is a "write" type. * * @param string An SQL query string - * @return boolean + * @return bool */ public function is_write_type($sql) { - if ( ! preg_match('/^\s*"?(SET|INSERT|UPDATE|DELETE|REPLACE|CREATE|DROP|TRUNCATE|LOAD DATA|COPY|ALTER|GRANT|REVOKE|LOCK|UNLOCK)\s+/i', $sql)) - { - return FALSE; - } - return TRUE; + return (bool) preg_match('/^\s*"?(SET|INSERT|UPDATE|DELETE|REPLACE|CREATE|DROP|TRUNCATE|LOAD DATA|COPY|ALTER|GRANT|REVOKE|LOCK|UNLOCK)\s+/i', $sql); } // -------------------------------------------------------------------- @@ -661,8 +656,8 @@ class CI_DB_driver { /** * Calculate the aggregate query elapsed time * - * @param integer The number of decimal places - * @return integer + * @param int The number of decimal places + * @return string */ public function elapsed_time($decimals = 6) { @@ -743,7 +738,7 @@ class CI_DB_driver { /** * Primary * - * Retrieves the primary key. It assumes that the row in the first + * Retrieves the primary key. It assumes that the row in the first * position is the primary key * * @param string the table name @@ -946,7 +941,7 @@ class CI_DB_driver { { if ($where == '') { - return false; + return FALSE; } $fields = array(); @@ -1118,12 +1113,12 @@ class CI_DB_driver { */ private function _cache_init() { - if (is_object($this->CACHE) AND class_exists('CI_DB_Cache')) + if (is_object($this->CACHE) && class_exists('CI_DB_Cache')) { return TRUE; } - if ( ! class_exists('CI_DB_Cache') AND ! @include(BASEPATH.'database/DB_cache.php')) + if ( ! class_exists('CI_DB_Cache') && ! @include(BASEPATH.'database/DB_cache.php')) { return $this->cache_off(); } @@ -1221,7 +1216,7 @@ class CI_DB_driver { * a couple functions in this class. * It takes a column or table name (optionally with an alias) and inserts * the table prefix onto it. Some logic is necessary in order to deal with - * column names that include the path. Consider a query like this: + * column names that include the path. Consider a query like this: * * SELECT * FROM hostname.database.table.column AS c FROM hostname.database.table * @@ -1289,7 +1284,7 @@ class CI_DB_driver { $parts = explode('.', $item); // Does the first segment of the exploded item match - // one of the aliases previously identified? If so, + // one of the aliases previously identified? If so, // we have nothing more to do other than escape the item if (in_array($parts[0], $this->ar_aliased_tables)) { @@ -1308,7 +1303,7 @@ class CI_DB_driver { return $item.$alias; } - // Is there a table prefix defined in the config file? If not, no need to do anything + // Is there a table prefix defined in the config file? If not, no need to do anything if ($this->dbprefix != '') { // We now add the table prefix based on some logic. @@ -1341,7 +1336,7 @@ class CI_DB_driver { // Verify table prefix and replace if necessary if ($this->swap_pre != '' && strncmp($parts[$i], $this->swap_pre, strlen($this->swap_pre)) === 0) { - $parts[$i] = preg_replace("/^".$this->swap_pre."(\S+?)/", $this->dbprefix."\\1", $parts[$i]); + $parts[$i] = preg_replace('/^'.$this->swap_pre.'(\S+?)/', $this->dbprefix.'\\1', $parts[$i]); } // We only add the table prefix if it does not already exist @@ -1362,23 +1357,23 @@ class CI_DB_driver { return $item.$alias; } - // Is there a table prefix? If not, no need to insert it + // Is there a table prefix? If not, no need to insert it if ($this->dbprefix != '') { // Verify table prefix and replace if necessary if ($this->swap_pre != '' && strncmp($item, $this->swap_pre, strlen($this->swap_pre)) === 0) { - $item = preg_replace("/^".$this->swap_pre."(\S+?)/", $this->dbprefix."\\1", $item); + $item = preg_replace('/^'.$this->swap_pre.'(\S+?)/', $this->dbprefix.'\\1', $item); } // Do we prefix an item with no segments? - if ($prefix_single == TRUE AND substr($item, 0, strlen($this->dbprefix)) != $this->dbprefix) + if ($prefix_single == TRUE && substr($item, 0, strlen($this->dbprefix)) != $this->dbprefix) { $item = $this->dbprefix.$item; } } - if ($protect_identifiers === TRUE AND ! in_array($item, $this->_reserved_identifiers)) + if ($protect_identifiers === TRUE && ! in_array($item, $this->_reserved_identifiers)) { $item = $this->_escape_identifiers($item); } diff --git a/system/database/drivers/oci8/oci8_driver.php b/system/database/drivers/oci8/oci8_driver.php index f4b899cf3..76aca9a66 100644 --- a/system/database/drivers/oci8/oci8_driver.php +++ b/system/database/drivers/oci8/oci8_driver.php @@ -471,7 +471,7 @@ class CI_DB_oci8_driver extends CI_DB { { $sql = 'SELECT TABLE_NAME FROM ALL_TABLES'; - if ($prefix_limit !== FALSE AND $this->dbprefix != '') + if ($prefix_limit !== FALSE && $this->dbprefix != '') { return $sql." WHERE TABLE_NAME LIKE '".$this->escape_like_str($this->dbprefix)."%' ".sprintf($this->_like_escape_str, $this->_like_escape_chr); } diff --git a/system/database/drivers/oci8/oci8_result.php b/system/database/drivers/oci8/oci8_result.php index 0e0fe059d..221ab2c5f 100644 --- a/system/database/drivers/oci8/oci8_result.php +++ b/system/database/drivers/oci8/oci8_result.php @@ -358,7 +358,6 @@ class CI_DB_oci8_result extends CI_DB_result { * @param string ('object', 'array' or a custom class name) * @return mixed whatever was passed to the second parameter */ - public function row($n = 0, $type = 'object') { if ($type === 'object') -- cgit v1.2.3-24-g4f1b From 6de924ce72797a1a8d8d8104f767f42c24e929c3 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Fri, 20 Jan 2012 13:18:18 +0200 Subject: Replace AND with && --- system/libraries/Form_validation.php | 22 +++++++++++----------- 1 file changed, 11 insertions(+), 11 deletions(-) (limited to 'system') diff --git a/system/libraries/Form_validation.php b/system/libraries/Form_validation.php index 9aa07a1a8..34b7b646d 100644 --- a/system/libraries/Form_validation.php +++ b/system/libraries/Form_validation.php @@ -9,7 +9,7 @@ * Licensed under the Open Software License version 3.0 * * This source file is subject to the Open Software License (OSL 3.0) that is - * bundled with this package in the files license.txt / license.rst. It is + * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: * http://opensource.org/licenses/OSL-3.0 * If you did not receive a copy of the license and are unable to obtain it @@ -297,7 +297,7 @@ class CI_Form_validation { // Is there a validation rule for the particular URI being accessed? $uri = ($group == '') ? trim($this->CI->uri->ruri_string(), '/') : $group; - if ($uri != '' AND isset($this->_config_rules[$uri])) + if ($uri != '' && isset($this->_config_rules[$uri])) { $this->set_rules($this->_config_rules[$uri]); } @@ -327,7 +327,7 @@ class CI_Form_validation { { $this->_field_data[$field]['postdata'] = $this->_reduce_array($_POST, $row['keys']); } - elseif (isset($_POST[$field]) AND $_POST[$field] != '') + elseif (isset($_POST[$field]) && $_POST[$field] != '') { $this->_field_data[$field]['postdata'] = $_POST[$field]; } @@ -373,7 +373,7 @@ class CI_Form_validation { /** * Re-populate the _POST array with our finalized and processed data * - * @return null + * @return void */ protected function _reset_post_array() { @@ -452,7 +452,7 @@ class CI_Form_validation { // If the field is blank, but NOT required, no further tests are necessary $callback = FALSE; - if ( ! in_array('required', $rules) AND is_null($postdata)) + if ( ! in_array('required', $rules) && is_null($postdata)) { // Before we bail out, does the rule contain a callback? if (preg_match('/(callback_\w+(\[.*?\])?)/', implode(' ', $rules), $match)) @@ -467,7 +467,7 @@ class CI_Form_validation { } // Isset Test. Typically this rule will only apply to checkboxes. - if (is_null($postdata) AND $callback === FALSE) + if (is_null($postdata) && $callback === FALSE) { if (in_array('isset', $rules, TRUE) OR in_array('required', $rules)) { @@ -510,7 +510,7 @@ class CI_Form_validation { // We set the $postdata variable with the current data in our master array so that // each cycle of the loop is dealing with the processed data from the last cycle - if ($row['is_array'] == TRUE AND is_array($this->_field_data[$row['field']]['postdata'])) + if ($row['is_array'] == TRUE && is_array($this->_field_data[$row['field']]['postdata'])) { // We shouldn't need this safety, but just in case there isn't an array index // associated with this cycle we'll bail out @@ -569,7 +569,7 @@ class CI_Form_validation { } // If the field isn't required and we just processed a callback we'll move on... - if ( ! in_array('required', $rules, TRUE) AND $result !== FALSE) + if ( ! in_array('required', $rules, TRUE) && $result !== FALSE) { continue; } @@ -724,7 +724,7 @@ class CI_Form_validation { { if ( ! isset($this->_field_data[$field]) OR ! isset($this->_field_data[$field]['postdata'])) { - return ($default === TRUE AND count($this->_field_data) === 0) ? ' selected="selected"' : ''; + return ($default === TRUE && count($this->_field_data) === 0) ? ' selected="selected"' : ''; } $field = $this->_field_data[$field]['postdata']; @@ -759,7 +759,7 @@ class CI_Form_validation { { if ( ! isset($this->_field_data[$field]) OR ! isset($this->_field_data[$field]['postdata'])) { - return ($default === TRUE AND count($this->_field_data) === 0) ? ' checked="checked"' : ''; + return ($default === TRUE && count($this->_field_data) === 0) ? ' checked="checked"' : ''; } $field = $this->_field_data[$field]['postdata']; @@ -1125,7 +1125,7 @@ class CI_Form_validation { */ public function is_natural_no_zero($str) { - return ($str != 0 AND preg_match('/^[0-9]+$/', $str)); + return ($str != 0 && preg_match('/^[0-9]+$/', $str)); } // -------------------------------------------------------------------- -- cgit v1.2.3-24-g4f1b From 342a466b4739b9c3dd05c417d1ae56f0ca14fd8d Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Tue, 24 Jan 2012 15:24:00 +0200 Subject: Revert a space in the license agreement :) --- system/database/drivers/oci8/oci8_driver.php | 2 +- system/database/drivers/oci8/oci8_forge.php | 2 +- system/database/drivers/oci8/oci8_result.php | 2 +- system/database/drivers/oci8/oci8_utility.php | 2 +- 4 files changed, 4 insertions(+), 4 deletions(-) (limited to 'system') diff --git a/system/database/drivers/oci8/oci8_driver.php b/system/database/drivers/oci8/oci8_driver.php index 76aca9a66..58d9b9ba3 100644 --- a/system/database/drivers/oci8/oci8_driver.php +++ b/system/database/drivers/oci8/oci8_driver.php @@ -9,7 +9,7 @@ * Licensed under the Open Software License version 3.0 * * This source file is subject to the Open Software License (OSL 3.0) that is - * bundled with this package in the files license.txt / license.rst. It is + * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: * http://opensource.org/licenses/OSL-3.0 * If you did not receive a copy of the license and are unable to obtain it diff --git a/system/database/drivers/oci8/oci8_forge.php b/system/database/drivers/oci8/oci8_forge.php index 6b9a8e8fd..35587a9cc 100644 --- a/system/database/drivers/oci8/oci8_forge.php +++ b/system/database/drivers/oci8/oci8_forge.php @@ -9,7 +9,7 @@ * Licensed under the Open Software License version 3.0 * * This source file is subject to the Open Software License (OSL 3.0) that is - * bundled with this package in the files license.txt / license.rst. It is + * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: * http://opensource.org/licenses/OSL-3.0 * If you did not receive a copy of the license and are unable to obtain it diff --git a/system/database/drivers/oci8/oci8_result.php b/system/database/drivers/oci8/oci8_result.php index 221ab2c5f..7781b5bbd 100644 --- a/system/database/drivers/oci8/oci8_result.php +++ b/system/database/drivers/oci8/oci8_result.php @@ -9,7 +9,7 @@ * Licensed under the Open Software License version 3.0 * * This source file is subject to the Open Software License (OSL 3.0) that is - * bundled with this package in the files license.txt / license.rst. It is + * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: * http://opensource.org/licenses/OSL-3.0 * If you did not receive a copy of the license and are unable to obtain it diff --git a/system/database/drivers/oci8/oci8_utility.php b/system/database/drivers/oci8/oci8_utility.php index 38d870aa6..3fee6a1b6 100644 --- a/system/database/drivers/oci8/oci8_utility.php +++ b/system/database/drivers/oci8/oci8_utility.php @@ -9,7 +9,7 @@ * Licensed under the Open Software License version 3.0 * * This source file is subject to the Open Software License (OSL 3.0) that is - * bundled with this package in the files license.txt / license.rst. It is + * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: * http://opensource.org/licenses/OSL-3.0 * If you did not receive a copy of the license and are unable to obtain it -- cgit v1.2.3-24-g4f1b From f20fb98b36cba430e20eea931e9be392031923ea Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Tue, 24 Jan 2012 15:26:01 +0200 Subject: Revert a space in the license agreement :) --- system/database/drivers/sqlite3/sqlite3_driver.php | 2 +- system/database/drivers/sqlite3/sqlite3_forge.php | 2 +- system/database/drivers/sqlite3/sqlite3_result.php | 2 +- system/database/drivers/sqlite3/sqlite3_utility.php | 2 +- 4 files changed, 4 insertions(+), 4 deletions(-) (limited to 'system') diff --git a/system/database/drivers/sqlite3/sqlite3_driver.php b/system/database/drivers/sqlite3/sqlite3_driver.php index 8a7dbe1f1..b14e06c5d 100644 --- a/system/database/drivers/sqlite3/sqlite3_driver.php +++ b/system/database/drivers/sqlite3/sqlite3_driver.php @@ -9,7 +9,7 @@ * Licensed under the Open Software License version 3.0 * * This source file is subject to the Open Software License (OSL 3.0) that is - * bundled with this package in the files license.txt / license.rst. It is + * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: * http://opensource.org/licenses/OSL-3.0 * If you did not receive a copy of the license and are unable to obtain it diff --git a/system/database/drivers/sqlite3/sqlite3_forge.php b/system/database/drivers/sqlite3/sqlite3_forge.php index 07c25515a..a94970180 100644 --- a/system/database/drivers/sqlite3/sqlite3_forge.php +++ b/system/database/drivers/sqlite3/sqlite3_forge.php @@ -9,7 +9,7 @@ * Licensed under the Open Software License version 3.0 * * This source file is subject to the Open Software License (OSL 3.0) that is - * bundled with this package in the files license.txt / license.rst. It is + * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: * http://opensource.org/licenses/OSL-3.0 * If you did not receive a copy of the license and are unable to obtain it diff --git a/system/database/drivers/sqlite3/sqlite3_result.php b/system/database/drivers/sqlite3/sqlite3_result.php index e8e3706cd..acda28e6a 100644 --- a/system/database/drivers/sqlite3/sqlite3_result.php +++ b/system/database/drivers/sqlite3/sqlite3_result.php @@ -9,7 +9,7 @@ * Licensed under the Open Software License version 3.0 * * This source file is subject to the Open Software License (OSL 3.0) that is - * bundled with this package in the files license.txt / license.rst. It is + * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: * http://opensource.org/licenses/OSL-3.0 * If you did not receive a copy of the license and are unable to obtain it diff --git a/system/database/drivers/sqlite3/sqlite3_utility.php b/system/database/drivers/sqlite3/sqlite3_utility.php index eae652582..bc9898ee4 100644 --- a/system/database/drivers/sqlite3/sqlite3_utility.php +++ b/system/database/drivers/sqlite3/sqlite3_utility.php @@ -9,7 +9,7 @@ * Licensed under the Open Software License version 3.0 * * This source file is subject to the Open Software License (OSL 3.0) that is - * bundled with this package in the files license.txt / license.rst. It is + * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: * http://opensource.org/licenses/OSL-3.0 * If you did not receive a copy of the license and are unable to obtain it -- cgit v1.2.3-24-g4f1b From c5a1f93ef25c99df4035ef7182a6200b91afabab Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Tue, 24 Jan 2012 15:29:02 +0200 Subject: Revert a space in the license agreement :) --- system/helpers/smiley_helper.php | 2 +- system/helpers/string_helper.php | 2 +- system/helpers/text_helper.php | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-) (limited to 'system') diff --git a/system/helpers/smiley_helper.php b/system/helpers/smiley_helper.php index d2b8936ae..cb902114e 100644 --- a/system/helpers/smiley_helper.php +++ b/system/helpers/smiley_helper.php @@ -9,7 +9,7 @@ * Licensed under the Open Software License version 3.0 * * This source file is subject to the Open Software License (OSL 3.0) that is - * bundled with this package in the files license.txt / license.rst. It is + * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: * http://opensource.org/licenses/OSL-3.0 * If you did not receive a copy of the license and are unable to obtain it diff --git a/system/helpers/string_helper.php b/system/helpers/string_helper.php index d0948800b..0d1018f53 100644 --- a/system/helpers/string_helper.php +++ b/system/helpers/string_helper.php @@ -9,7 +9,7 @@ * Licensed under the Open Software License version 3.0 * * This source file is subject to the Open Software License (OSL 3.0) that is - * bundled with this package in the files license.txt / license.rst. It is + * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: * http://opensource.org/licenses/OSL-3.0 * If you did not receive a copy of the license and are unable to obtain it diff --git a/system/helpers/text_helper.php b/system/helpers/text_helper.php index 2d6da73ac..37b5d3178 100644 --- a/system/helpers/text_helper.php +++ b/system/helpers/text_helper.php @@ -9,7 +9,7 @@ * Licensed under the Open Software License version 3.0 * * This source file is subject to the Open Software License (OSL 3.0) that is - * bundled with this package in the files license.txt / license.rst. It is + * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: * http://opensource.org/licenses/OSL-3.0 * If you did not receive a copy of the license and are unable to obtain it -- cgit v1.2.3-24-g4f1b From b998f3e820c724f16f3b700f094c875af1d28c0f Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Tue, 24 Jan 2012 15:31:26 +0200 Subject: Revert a space in the license agreement :) --- system/libraries/Form_validation.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'system') diff --git a/system/libraries/Form_validation.php b/system/libraries/Form_validation.php index 34b7b646d..20f1faf27 100644 --- a/system/libraries/Form_validation.php +++ b/system/libraries/Form_validation.php @@ -9,7 +9,7 @@ * Licensed under the Open Software License version 3.0 * * This source file is subject to the Open Software License (OSL 3.0) that is - * bundled with this package in the files license.txt / license.rst. It is + * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: * http://opensource.org/licenses/OSL-3.0 * If you did not receive a copy of the license and are unable to obtain it -- cgit v1.2.3-24-g4f1b From a3ed086e74f6ea2fc8a529e02e509bbf91dd13c5 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Wed, 25 Jan 2012 14:46:52 +0200 Subject: Remove an access description line and switch private to protected --- system/database/drivers/sqlite3/sqlite3_driver.php | 2 +- system/database/drivers/sqlite3/sqlite3_result.php | 1 - 2 files changed, 1 insertion(+), 2 deletions(-) (limited to 'system') diff --git a/system/database/drivers/sqlite3/sqlite3_driver.php b/system/database/drivers/sqlite3/sqlite3_driver.php index b14e06c5d..2e6589b52 100644 --- a/system/database/drivers/sqlite3/sqlite3_driver.php +++ b/system/database/drivers/sqlite3/sqlite3_driver.php @@ -174,7 +174,7 @@ class CI_DB_sqlite3_driver extends CI_DB { * @param string an SQL query * @return string */ - private function _prep_query($sql) + protected function _prep_query($sql) { return $this->conn_id->prepare($sql); } diff --git a/system/database/drivers/sqlite3/sqlite3_result.php b/system/database/drivers/sqlite3/sqlite3_result.php index acda28e6a..c88696328 100644 --- a/system/database/drivers/sqlite3/sqlite3_result.php +++ b/system/database/drivers/sqlite3/sqlite3_result.php @@ -153,7 +153,6 @@ class CI_DB_sqlite3_result extends CI_DB_result { * * Returns the result set as an object * - * @access private * @return object */ protected function _fetch_object() -- cgit v1.2.3-24-g4f1b From af5d5586a5040de24335e483edb17a2657ddeb21 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Wed, 25 Jan 2012 21:34:47 +0200 Subject: Improve the base database driver class --- system/database/DB_driver.php | 502 ++++++++++++++++-------------------------- 1 file changed, 189 insertions(+), 313 deletions(-) (limited to 'system') diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php index 661b42ced..d9d83d55d 100644 --- a/system/database/DB_driver.php +++ b/system/database/DB_driver.php @@ -1,13 +1,13 @@ -conn_id) OR is_object($this->conn_id)) + /* If an established connection is available, then there's + * no need to connect and select the database. + * + * Depending on the database driver, conn_id can be either + * boolean TRUE, a resource or an object. + */ + if ($this->conn_id) { return TRUE; } @@ -126,7 +123,7 @@ class CI_DB_driver { // Connect to the database and set the connection ID $this->conn_id = ($this->pconnect == FALSE) ? $this->db_connect() : $this->db_pconnect(); - // No connection resource? Check if there is a failover else throw an error + // No connection resource? Check if there is a failover else throw an error if ( ! $this->conn_id) { // Check if there is a failover set @@ -200,12 +197,11 @@ class CI_DB_driver { /** * Set client character set * - * @access public * @param string * @param string - * @return resource + * @return bool */ - function db_set_charset($charset, $collation) + public function db_set_charset($charset, $collation) { if ( ! $this->_db_set_charset($this->char_set, $this->dbcollat)) { @@ -227,10 +223,9 @@ class CI_DB_driver { /** * The name of the platform in use (mysql, mssql, etc...) * - * @access public * @return string */ - function platform() + public function platform() { return $this->dbdriver; } @@ -238,21 +233,16 @@ class CI_DB_driver { // -------------------------------------------------------------------- /** - * Database Version Number. Returns a string containing the + * Database Version Number. Returns a string containing the * version of the database being used * - * @access public * @return string */ - function version() + public function version() { if (FALSE === ($sql = $this->_version())) { - if ($this->db_debug) - { - return $this->display_error('db_unsupported_function'); - } - return FALSE; + return ($this->db_debug) ? $this->display_error('db_unsupported_function') : FALSE; } // Some DBs have functions that return the version, and don't run special @@ -266,7 +256,8 @@ class CI_DB_driver { else { $query = $this->query($sql); - return $query->row('ver'); + $query = $query->row(); + return $query->ver; } } @@ -281,42 +272,34 @@ class CI_DB_driver { * FALSE upon failure, and if the $db_debug variable is set to TRUE * will raise an error. * - * @access public * @param string An SQL query string * @param array An array of binding data * @return mixed */ - function query($sql, $binds = FALSE, $return_object = TRUE) + public function query($sql, $binds = FALSE, $return_object = TRUE) { if ($sql == '') { log_message('error', 'Invalid query: '.$sql); - if ($this->db_debug) - { - return $this->display_error('db_invalid_query'); - } - return FALSE; + return ($this->db_debug) ? $this->display_error('db_invalid_query') : FALSE; } // Verify table prefix and replace if necessary - if ( ($this->dbprefix != '' AND $this->swap_pre != '') AND ($this->dbprefix != $this->swap_pre) ) + if ( ($this->dbprefix != '' && $this->swap_pre != '') && ($this->dbprefix != $this->swap_pre) ) { - $sql = preg_replace("/(\W)".$this->swap_pre."(\S+?)/", "\\1".$this->dbprefix."\\2", $sql); + $sql = preg_replace('/(\W)'.$this->swap_pre.'(\S+?)/', '\\1'.$this->dbprefix.'\\2', $sql); } - // Is query caching enabled? If the query is a "read type" + // Is query caching enabled? If the query is a "read type" // we will load the caching class and return the previously // cached query if it exists - if ($this->cache_on == TRUE AND stristr($sql, 'SELECT')) + if ($this->cache_on == TRUE && stripos($sql, 'SELECT') !== FALSE && $this->_cache_init()) { - if ($this->_cache_init()) + $this->load_rdriver(); + if (FALSE !== ($cache = $this->CACHE->read($sql))) { - $this->load_rdriver(); - if (FALSE !== ($cache = $this->CACHE->read($sql))) - { - return $cache; - } + return $cache; } } @@ -326,7 +309,7 @@ class CI_DB_driver { $sql = $this->compile_binds($sql, $binds); } - // Save the query for debugging + // Save the query for debugging if ($this->save_queries == TRUE) { $this->queries[] = $sql; @@ -357,19 +340,13 @@ class CI_DB_driver { if ($this->db_debug) { // We call this function in order to roll-back queries - // if transactions are enabled. If we don't call this here + // if transactions are enabled. If we don't call this here // the error message will trigger an exit, causing the // transactions to remain in limbo. $this->trans_complete(); // Display errors - return $this->display_error( - array( - 'Error Number: '.$error_no, - $error_msg, - $sql - ) - ); + return $this->display_error(array('Error Number: '.$error_no, $error_msg, $sql)); } return FALSE; @@ -393,7 +370,7 @@ class CI_DB_driver { { // If caching is enabled we'll auto-cleanup any // existing files related to this particular URI - if ($this->cache_on == TRUE AND $this->cache_autodel == TRUE AND $this->_cache_init()) + if ($this->cache_on == TRUE && $this->cache_autodel == TRUE && $this->_cache_init()) { $this->CACHE->delete(); } @@ -410,13 +387,12 @@ class CI_DB_driver { } // Load and instantiate the result driver - - $driver = $this->load_rdriver(); - $RES = new $driver(); + $driver = $this->load_rdriver(); + $RES = new $driver(); $RES->conn_id = $this->conn_id; $RES->result_id = $this->result_id; - if ($this->dbdriver == 'oci8') + if ($this->dbdriver === 'oci8') { $RES->stmt_id = $this->stmt_id; $RES->curs_id = NULL; @@ -427,9 +403,9 @@ class CI_DB_driver { // oci8 vars must be set before calling this $RES->num_rows = $RES->num_rows(); - // Is query caching enabled? If so, we'll serialize the + // Is query caching enabled? If so, we'll serialize the // result object and save it to a cache file. - if ($this->cache_on == TRUE AND $this->_cache_init()) + if ($this->cache_on == TRUE && $this->_cache_init()) { // We'll create a new instance of the result object // only without the platform specific driver since @@ -438,9 +414,9 @@ class CI_DB_driver { // result object, so we'll have to compile the data // and save it) $CR = new CI_DB_result(); - $CR->num_rows = $RES->num_rows(); $CR->result_object = $RES->result_object(); $CR->result_array = $RES->result_array(); + $CR->num_rows = $RES->num_rows(); // Reset these since cached objects can not utilize resource IDs. $CR->conn_id = NULL; @@ -457,10 +433,9 @@ class CI_DB_driver { /** * Load the result drivers * - * @access public * @return string the name of the result class */ - function load_rdriver() + public function load_rdriver() { $driver = 'CI_DB_'.$this->dbdriver.'_result'; @@ -477,15 +452,14 @@ class CI_DB_driver { /** * Simple Query - * This is a simplified version of the query() function. Internally + * This is a simplified version of the query() function. Internally * we only use it when running transaction commands since they do * not require all the features of the main query() function. * - * @access public * @param string the sql query * @return mixed */ - function simple_query($sql) + public function simple_query($sql) { if ( ! $this->conn_id) { @@ -501,10 +475,9 @@ class CI_DB_driver { * Disable Transactions * This permits transactions to be disabled at run-time. * - * @access public * @return void */ - function trans_off() + public function trans_off() { $this->trans_enabled = FALSE; } @@ -518,10 +491,9 @@ class CI_DB_driver { * If strict mode is disabled, each group is treated autonomously, meaning * a failure of one group will not affect any others * - * @access public * @return void */ - function trans_strict($mode = TRUE) + public function trans_strict($mode = TRUE) { $this->trans_strict = is_bool($mode) ? $mode : TRUE; } @@ -531,10 +503,9 @@ class CI_DB_driver { /** * Start Transaction * - * @access public * @return void */ - function trans_start($test_mode = FALSE) + public function trans_start($test_mode = FALSE) { if ( ! $this->trans_enabled) { @@ -557,10 +528,9 @@ class CI_DB_driver { /** * Complete Transaction * - * @access public * @return bool */ - function trans_complete() + public function trans_complete() { if ( ! $this->trans_enabled) { @@ -604,10 +574,9 @@ class CI_DB_driver { /** * Lets you retrieve the transaction flag to determine if it has failed * - * @access public * @return bool */ - function trans_status() + public function trans_status() { return $this->_trans_status; } @@ -617,12 +586,11 @@ class CI_DB_driver { /** * Compile Bindings * - * @access public * @param string the sql statement * @param array an array of bind data * @return string */ - function compile_binds($sql, $binds) + public function compile_binds($sql, $binds) { if (strpos($sql, $this->bind_marker) === FALSE) { @@ -639,7 +607,8 @@ class CI_DB_driver { // The count of bind should be 1 less then the count of segments // If there are more bind arguments trim it down - if (count($binds) >= count($segments)) { + if (count($binds) >= count($segments)) + { $binds = array_slice($binds, 0, count($segments)-1); } @@ -648,8 +617,7 @@ class CI_DB_driver { $i = 0; foreach ($binds as $bind) { - $result .= $this->escape($bind); - $result .= $segments[++$i]; + $result .= $this->escape($bind).$segments[++$i]; } return $result; @@ -660,17 +628,12 @@ class CI_DB_driver { /** * Determines if a query is a "write" type. * - * @access public * @param string An SQL query string - * @return boolean + * @return bool */ - function is_write_type($sql) + public function is_write_type($sql) { - if ( ! preg_match('/^\s*"?(SET|INSERT|UPDATE|DELETE|REPLACE|CREATE|DROP|TRUNCATE|LOAD DATA|COPY|ALTER|GRANT|REVOKE|LOCK|UNLOCK)\s+/i', $sql)) - { - return FALSE; - } - return TRUE; + return (bool) preg_match('/^\s*"?(SET|INSERT|UPDATE|DELETE|REPLACE|CREATE|DROP|TRUNCATE|LOAD DATA|COPY|ALTER|GRANT|REVOKE|LOCK|UNLOCK)\s+/i', $sql); } // -------------------------------------------------------------------- @@ -678,11 +641,10 @@ class CI_DB_driver { /** * Calculate the aggregate query elapsed time * - * @access public - * @param integer The number of decimal places - * @return integer + * @param int The number of decimal places + * @return int */ - function elapsed_time($decimals = 6) + public function elapsed_time($decimals = 6) { return number_format($this->benchmark, $decimals); } @@ -692,10 +654,9 @@ class CI_DB_driver { /** * Returns the total number of queries * - * @access public - * @return integer + * @return int */ - function total_queries() + public function total_queries() { return $this->query_count; } @@ -705,10 +666,9 @@ class CI_DB_driver { /** * Returns the last query that was executed * - * @access public - * @return void + * @return string */ - function last_query() + public function last_query() { return end($this->queries); } @@ -721,23 +681,22 @@ class CI_DB_driver { * Escapes data based on type * Sets boolean and null types * - * @access public * @param string * @return mixed */ - function escape($str) + public function escape($str) { if (is_string($str)) { - $str = "'".$this->escape_str($str)."'"; + return "'".$this->escape_str($str)."'"; } elseif (is_bool($str)) { - $str = ($str === FALSE) ? 0 : 1; + return ($str === FALSE) ? 0 : 1; } elseif (is_null($str)) { - $str = 'NULL'; + return 'NULL'; } return $str; @@ -751,11 +710,10 @@ class CI_DB_driver { * Calls the individual driver for platform * specific escaping for LIKE conditions * - * @access public * @param string * @return mixed */ - function escape_like_str($str) + public function escape_like_str($str) { return $this->escape_str($str, TRUE); } @@ -765,23 +723,16 @@ class CI_DB_driver { /** * Primary * - * Retrieves the primary key. It assumes that the row in the first + * Retrieves the primary key. It assumes that the row in the first * position is the primary key * - * @access public * @param string the table name * @return string */ - function primary($table = '') + public function primary($table = '') { $fields = $this->list_fields($table); - - if ( ! is_array($fields)) - { - return FALSE; - } - - return current($fields); + return is_array($fields) ? current($fields) : FALSE; } // -------------------------------------------------------------------- @@ -789,10 +740,9 @@ class CI_DB_driver { /** * Returns an array of table names * - * @access public * @return array */ - function list_tables($constrain_by_prefix = FALSE) + public function list_tables($constrain_by_prefix = FALSE) { // Is there a cached result? if (isset($this->data_cache['table_names'])) @@ -802,32 +752,17 @@ class CI_DB_driver { if (FALSE === ($sql = $this->_list_tables($constrain_by_prefix))) { - if ($this->db_debug) - { - return $this->display_error('db_unsupported_function'); - } - return FALSE; + return ($this->db_debug) ? $this->display_error('db_unsupported_function') : FALSE; } - $retval = array(); + $this->data_cache['table_names'] = array(); $query = $this->query($sql); - if ($query->num_rows() > 0) + foreach ($query->result_array() as $row) { - foreach ($query->result_array() as $row) - { - if (isset($row['TABLE_NAME'])) - { - $retval[] = $row['TABLE_NAME']; - } - else - { - $retval[] = array_shift($row); - } - } + $this->data_cache['table_names'][] = isset($row['TABLE_NAME']) ? $row['TABLE_NAME'] : array_shift($row); } - $this->data_cache['table_names'] = $retval; return $this->data_cache['table_names']; } @@ -835,12 +770,12 @@ class CI_DB_driver { /** * Determine if a particular table exists - * @access public - * @return boolean + * + * @return bool */ - function table_exists($table_name) + public function table_exists($table_name) { - return ( ! in_array($this->_protect_identifiers($table_name, TRUE, FALSE, FALSE), $this->list_tables())) ? FALSE : TRUE; + return in_array($this->_protect_identifiers($table_name, TRUE, FALSE, FALSE), $this->list_tables()); } // -------------------------------------------------------------------- @@ -848,11 +783,10 @@ class CI_DB_driver { /** * Fetch MySQL Field Names * - * @access public * @param string the table name * @return array */ - function list_fields($table = '') + public function list_fields($table = '') { // Is there a cached result? if (isset($this->data_cache['field_names'][$table])) @@ -862,38 +796,22 @@ class CI_DB_driver { if ($table == '') { - if ($this->db_debug) - { - return $this->display_error('db_field_param_missing'); - } - return FALSE; + return ($this->db_debug) ? $this->display_error('db_field_param_missing') : FALSE; } if (FALSE === ($sql = $this->_list_columns($table))) { - if ($this->db_debug) - { - return $this->display_error('db_unsupported_function'); - } - return FALSE; + return ($this->db_debug) ? $this->display_error('db_unsupported_function') : FALSE; } $query = $this->query($sql); + $this->data_cache['field_names'][$table] = array(); - $retval = array(); foreach ($query->result_array() as $row) { - if (isset($row['COLUMN_NAME'])) - { - $retval[] = $row['COLUMN_NAME']; - } - else - { - $retval[] = current($row); - } + $this->data_cache['field_names'][$table][] = isset($row['COLUMN_NAME']) ? $row['COLUMN_NAME'] : current($row); } - $this->data_cache['field_names'][$table] = $retval; return $this->data_cache['field_names'][$table]; } @@ -901,14 +819,14 @@ class CI_DB_driver { /** * Determine if a particular field exists - * @access public + * * @param string * @param string - * @return boolean + * @return bool */ - function field_exists($field_name, $table_name) + public function field_exists($field_name, $table_name) { - return ( ! in_array($field_name, $this->list_fields($table_name))) ? FALSE : TRUE; + return in_array($field_name, $this->list_fields($table_name)); } // -------------------------------------------------------------------- @@ -916,23 +834,17 @@ class CI_DB_driver { /** * Returns an object with field data * - * @access public * @param string the table name - * @return object + * @return mixed */ - function field_data($table = '') + public function field_data($table = '') { if ($table == '') { - if ($this->db_debug) - { - return $this->display_error('db_field_param_missing'); - } - return FALSE; + return ($this->db_debug) ? $this->display_error('db_field_param_missing') : FALSE; } $query = $this->query($this->_field_data($this->_protect_identifiers($table, TRUE, NULL, FALSE))); - return $query->field_data(); } @@ -941,15 +853,13 @@ class CI_DB_driver { /** * Generate an insert string * - * @access public * @param string the table upon which the query will be performed * @param array an associative array data of key/values * @return string */ - function insert_string($table, $data) + public function insert_string($table, $data) { - $fields = array(); - $values = array(); + $fields = $values = array(); foreach ($data as $key => $val) { @@ -965,17 +875,16 @@ class CI_DB_driver { /** * Generate an update string * - * @access public * @param string the table upon which the query will be performed * @param array an associative array data of key/values * @param mixed the "where" statement * @return string */ - function update_string($table, $data, $where) + public function update_string($table, $data, $where) { if ($where == '') { - return false; + return FALSE; } $fields = array(); @@ -993,7 +902,7 @@ class CI_DB_driver { $dest = array(); foreach ($where as $key => $val) { - $prefix = (count($dest) == 0) ? '' : ' AND '; + $prefix = (count($dest) === 0) ? '' : ' AND '; $key = $this->_protect_identifiers($key); if ($val !== '') @@ -1018,19 +927,12 @@ class CI_DB_driver { /** * Tests whether the string has an SQL operator * - * @access private * @param string * @return bool */ - function _has_operator($str) + protected function _has_operator($str) { - $str = trim($str); - if ( ! preg_match("/(\s|<|>|!|=|is null|is not null)/i", $str)) - { - return FALSE; - } - - return TRUE; + return (bool) preg_match('/(\s|<|>|!|=|is null|is not null)/i', trim($str)); } // -------------------------------------------------------------------- @@ -1038,12 +940,11 @@ class CI_DB_driver { /** * Enables a native PHP function to be run, using a platform agnostic wrapper. * - * @access public * @param string the function name * @param mixed any parameters needed by the function * @return mixed */ - function call_function($function) + public function call_function($function) { $driver = ($this->dbdriver == 'postgre') ? 'pg_' : $this->dbdriver.'_'; @@ -1054,25 +955,12 @@ class CI_DB_driver { if ( ! function_exists($function)) { - if ($this->db_debug) - { - return $this->display_error('db_unsupported_function'); - } - return FALSE; + return ($this->db_debug) ? $this->display_error('db_unsupported_function') : FALSE; } - else - { - $args = (func_num_args() > 1) ? array_splice(func_get_args(), 1) : null; - if (is_null($args)) - { - return call_user_func($function); - } - else - { - return call_user_func_array($function, $args); - } - } + return (func_num_args() > 1) + ? call_user_func_array($function, array_splice(func_get_args(), 1)) + : call_user_func($function); } // -------------------------------------------------------------------- @@ -1080,11 +968,10 @@ class CI_DB_driver { /** * Set Cache Directory Path * - * @access public * @param string the path to the cache directory * @return void */ - function cache_set_path($path = '') + public function cache_set_path($path = '') { $this->cachedir = $path; } @@ -1094,13 +981,11 @@ class CI_DB_driver { /** * Enable Query Caching * - * @access public - * @return void + * @return bool cache_on value */ - function cache_on() + public function cache_on() { - $this->cache_on = TRUE; - return TRUE; + return $this->cache_on = TRUE; } // -------------------------------------------------------------------- @@ -1108,13 +993,11 @@ class CI_DB_driver { /** * Disable Query Caching * - * @access public - * @return void + * @return bool cache_on value */ - function cache_off() + public function cache_off() { - $this->cache_on = FALSE; - return FALSE; + return $this->cache_on = FALSE; } @@ -1123,15 +1006,15 @@ class CI_DB_driver { /** * Delete the cache files associated with a particular URI * - * @access public - * @return void + * @return bool */ - function cache_delete($segment_one = '', $segment_two = '') + public function cache_delete($segment_one = '', $segment_two = '') { if ( ! $this->_cache_init()) { return FALSE; } + return $this->CACHE->delete($segment_one, $segment_two); } @@ -1140,10 +1023,9 @@ class CI_DB_driver { /** * Delete All cache files * - * @access public - * @return void + * @return bool */ - function cache_delete_all() + public function cache_delete_all() { if ( ! $this->_cache_init()) { @@ -1158,23 +1040,21 @@ class CI_DB_driver { /** * Initialize the Cache Class * - * @access private * @return void */ - function _cache_init() + protected function _cache_init() { - if (is_object($this->CACHE) AND class_exists('CI_DB_Cache')) + if (class_exists('CI_DB_Cache')) { - return TRUE; - } - - if ( ! class_exists('CI_DB_Cache')) - { - if ( ! @include(BASEPATH.'database/DB_cache.php')) + if (is_object($this->CACHE)) { - return $this->cache_off(); + return TRUE; } } + elseif ( ! @include_once(BASEPATH.'database/DB_cache.php')) + { + return $this->cache_off(); + } $this->CACHE = new CI_DB_Cache($this); // pass db object to support multiple db connections and returned db objects return TRUE; @@ -1185,16 +1065,15 @@ class CI_DB_driver { /** * Close DB Connection * - * @access public * @return void */ - function close() + public function close() { - if (is_resource($this->conn_id) OR is_object($this->conn_id)) + if ($this->conn_id) { $this->_close($this->conn_id); + $this->conn_id = FALSE; } - $this->conn_id = FALSE; } // -------------------------------------------------------------------- @@ -1202,13 +1081,12 @@ class CI_DB_driver { /** * Display an error message * - * @access public * @param string the error message * @param string any "swap" values - * @param boolean whether to localize the message + * @param bool whether to localize the message * @return string sends the application/error_db.php template */ - function display_error($error = '', $swap = '', $native = FALSE) + public function display_error($error = '', $swap = '', $native = FALSE) { $LANG =& load_class('Lang', 'core'); $LANG->load('db'); @@ -1227,9 +1105,7 @@ class CI_DB_driver { // Find the most likely culprit of the error by going through // the backtrace until the source file is no longer in the // database folder. - $trace = debug_backtrace(); - foreach ($trace as $call) { if (isset($call['file']) && strpos($call['file'], BASEPATH.'database') === FALSE) @@ -1237,7 +1113,6 @@ class CI_DB_driver { // Found it - use a relative path for safety $message[] = 'Filename: '.str_replace(array(BASEPATH, APPPATH), '', $call['file']); $message[] = 'Line Number: '.$call['line']; - break; } } @@ -1254,11 +1129,10 @@ class CI_DB_driver { * * This function adds backticks if appropriate based on db type * - * @access private * @param mixed the item to escape * @return mixed the item with backticks */ - function protect_identifiers($item, $prefix_single = FALSE) + public function protect_identifiers($item, $prefix_single = FALSE) { return $this->_protect_identifiers($item, $prefix_single); } @@ -1271,8 +1145,8 @@ class CI_DB_driver { * This function is used extensively by the Active Record class, and by * a couple functions in this class. * It takes a column or table name (optionally with an alias) and inserts - * the table prefix onto it. Some logic is necessary in order to deal with - * column names that include the path. Consider a query like this: + * the table prefix onto it. Some logic is necessary in order to deal with + * column names that include the path. Consider a query like this: * * SELECT * FROM hostname.database.table.column AS c FROM hostname.database.table * @@ -1285,14 +1159,16 @@ class CI_DB_driver { * insert the table prefix (if it exists) in the proper position, and escape only * the correct identifiers. * - * @access private + * NOTE: This is used by DB_forge drivers and therefore needs to be public. + * (until a better solution is implemented) + * * @param string * @param bool * @param mixed * @param bool * @return string */ - function _protect_identifiers($item, $prefix_single = FALSE, $protect_identifiers = NULL, $field_exists = TRUE) + public function _protect_identifiers($item, $prefix_single = FALSE, $protect_identifiers = NULL, $field_exists = TRUE) { if ( ! is_bool($protect_identifiers)) { @@ -1302,7 +1178,6 @@ class CI_DB_driver { if (is_array($item)) { $escaped_array = array(); - foreach ($item as $k => $v) { $escaped_array[$this->_protect_identifiers($k)] = $this->_protect_identifiers($v); @@ -1316,16 +1191,19 @@ class CI_DB_driver { // If the item has an alias declaration we remove it and set it aside. // Basically we remove everything to the right of the first space - $alias = ''; if (strpos($item, ' ') !== FALSE) { - $alias = strstr($item, " "); + $alias = strstr($item, ' '); $item = substr($item, 0, - strlen($alias)); } + else + { + $alias = ''; + } // This is basically a bug fix for queries that use MAX, MIN, etc. // If a parenthesis is found we know that we do not need to - // escape the data or add a prefix. There's probably a more graceful + // escape the data or add a prefix. There's probably a more graceful // way to deal with this, but I'm not thinking of it -- Rick if (strpos($item, '(') !== FALSE) { @@ -1340,7 +1218,7 @@ class CI_DB_driver { $parts = explode('.', $item); // Does the first segment of the exploded item match - // one of the aliases previously identified? If so, + // one of the aliases previously identified? If so, // we have nothing more to do other than escape the item if (in_array($parts[0], $this->ar_aliased_tables)) { @@ -1356,10 +1234,11 @@ class CI_DB_driver { $item = implode('.', $parts); } + return $item.$alias; } - // Is there a table prefix defined in the config file? If not, no need to do anything + // Is there a table prefix defined in the config file? If not, no need to do anything if ($this->dbprefix != '') { // We now add the table prefix based on some logic. @@ -1390,13 +1269,12 @@ class CI_DB_driver { } // Verify table prefix and replace if necessary - if ($this->swap_pre != '' && strncmp($parts[$i], $this->swap_pre, strlen($this->swap_pre)) === 0) + if ($this->swap_pre != '' && strpos($parts[$i], $this->swap_pre) === 0) { - $parts[$i] = preg_replace("/^".$this->swap_pre."(\S+?)/", $this->dbprefix."\\1", $parts[$i]); + $parts[$i] = preg_replace('/^'.$this->swap_pre.'(\S+?)/', $this->dbprefix.'\\1', $parts[$i]); } - // We only add the table prefix if it does not already exist - if (substr($parts[$i], 0, strlen($this->dbprefix)) != $this->dbprefix) + elseif (strpos($parts[$i], $this->dbprefix) !== 0) { $parts[$i] = $this->dbprefix.$parts[$i]; } @@ -1417,19 +1295,18 @@ class CI_DB_driver { if ($this->dbprefix != '') { // Verify table prefix and replace if necessary - if ($this->swap_pre != '' && strncmp($item, $this->swap_pre, strlen($this->swap_pre)) === 0) + if ($this->swap_pre != '' && strpos($item, $this->swap_pre) === 0) { - $item = preg_replace("/^".$this->swap_pre."(\S+?)/", $this->dbprefix."\\1", $item); + $item = preg_replace('/^'.$this->swap_pre.'(\S+?)/', $this->dbprefix.'\\1', $item); } - // Do we prefix an item with no segments? - if ($prefix_single == TRUE AND substr($item, 0, strlen($this->dbprefix)) != $this->dbprefix) + elseif ($prefix_single == TRUE && strpos($item, $this->dbprefix) !== 0) { $item = $this->dbprefix.$item; } } - if ($protect_identifiers === TRUE AND ! in_array($item, $this->_reserved_identifiers)) + if ($protect_identifiers === TRUE && ! in_array($item, $this->_reserved_identifiers)) { $item = $this->_escape_identifiers($item); } @@ -1440,6 +1317,5 @@ class CI_DB_driver { } - /* End of file DB_driver.php */ /* Location: ./system/database/DB_driver.php */ -- cgit v1.2.3-24-g4f1b From a5f2f694c6fb0cf3286a4ae44af47ac77684a36a Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Wed, 25 Jan 2012 21:44:56 +0200 Subject: Pass CI_DB_driver::curs_id to CI_DB_oci8_result ... --- system/database/DB_driver.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'system') diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php index d9d83d55d..117db68e8 100644 --- a/system/database/DB_driver.php +++ b/system/database/DB_driver.php @@ -395,7 +395,7 @@ class CI_DB_driver { if ($this->dbdriver === 'oci8') { $RES->stmt_id = $this->stmt_id; - $RES->curs_id = NULL; + $RES->curs_id = $this->curs_id; $RES->limit_used = $this->limit_used; $this->stmt_id = FALSE; } -- cgit v1.2.3-24-g4f1b From 4da24f8f1137afbaa2ec51d9c9fb635df1481472 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Wed, 25 Jan 2012 21:54:23 +0200 Subject: Improve the MSSQL database driver --- system/database/drivers/mssql/mssql_driver.php | 242 +++++++++--------------- system/database/drivers/mssql/mssql_forge.php | 134 ++++--------- system/database/drivers/mssql/mssql_result.php | 50 ++--- system/database/drivers/mssql/mssql_utility.php | 38 ++-- 4 files changed, 164 insertions(+), 300 deletions(-) (limited to 'system') diff --git a/system/database/drivers/mssql/mssql_driver.php b/system/database/drivers/mssql/mssql_driver.php index 2a1098932..9cabe87be 100644 --- a/system/database/drivers/mssql/mssql_driver.php +++ b/system/database/drivers/mssql/mssql_driver.php @@ -1,13 +1,13 @@ -port != '') { @@ -80,10 +77,9 @@ class CI_DB_mssql_driver extends CI_DB { /** * Persistent database connection * - * @access private called by the base class * @return resource */ - function db_pconnect() + public function db_pconnect() { if ($this->port != '') { @@ -101,12 +97,11 @@ class CI_DB_mssql_driver extends CI_DB { * Keep / reestablish the db connection if no queries have been * sent for a length of time exceeding the server's idle timeout * - * @access public * @return void */ - function reconnect() + public function reconnect() { - // not implemented in MSSQL + // Not supported in MSSQL } // -------------------------------------------------------------------- @@ -114,10 +109,9 @@ class CI_DB_mssql_driver extends CI_DB { /** * Select the database * - * @access private called by the base class - * @return resource + * @return bool */ - function db_select() + public function db_select() { // Note: The brackets are required in the event that the DB name // contains reserved characters @@ -129,14 +123,13 @@ class CI_DB_mssql_driver extends CI_DB { /** * Set client character set * - * @access public * @param string * @param string - * @return resource + * @return bool */ - function db_set_charset($charset, $collation) + public function db_set_charset($charset, $collation) { - // @todo - add support if needed + // Not supported in MSSQL return TRUE; } @@ -145,14 +138,12 @@ class CI_DB_mssql_driver extends CI_DB { /** * Execute the query * - * @access private called by the base class * @param string an SQL query - * @return resource + * @return mixed resource if rows are returned, bool otherwise */ - function _execute($sql) + protected function _execute($sql) { - $sql = $this->_prep_query($sql); - return @mssql_query($sql, $this->conn_id); + return @mssql_query($this->_prep_query($sql), $this->conn_id); } // -------------------------------------------------------------------- @@ -162,11 +153,10 @@ class CI_DB_mssql_driver extends CI_DB { * * If needed, each database adapter can prep the query string * - * @access private called by execute() * @param string an SQL query * @return string */ - function _prep_query($sql) + protected function _prep_query($sql) { return $sql; } @@ -176,18 +166,12 @@ class CI_DB_mssql_driver extends CI_DB { /** * Begin Transaction * - * @access public * @return bool */ - function trans_begin($test_mode = FALSE) + public function trans_begin($test_mode = FALSE) { - if ( ! $this->trans_enabled) - { - return TRUE; - } - // When transactions are nested we only begin/commit/rollback the outermost ones - if ($this->_trans_depth > 0) + if ( ! $this->trans_enabled OR $this->_trans_depth > 0) { return TRUE; } @@ -195,10 +179,9 @@ class CI_DB_mssql_driver extends CI_DB { // Reset the transaction failure flag. // If the $test_mode flag is set to TRUE transactions will be rolled back // even if the queries produce a successful result. - $this->_trans_failure = ($test_mode === TRUE) ? TRUE : FALSE; + $this->_trans_failure = ($test_mode === TRUE); - $this->simple_query('BEGIN TRAN'); - return TRUE; + return $this->simple_query('BEGIN TRAN'); } // -------------------------------------------------------------------- @@ -206,24 +189,17 @@ class CI_DB_mssql_driver extends CI_DB { /** * Commit Transaction * - * @access public * @return bool */ - function trans_commit() + public function trans_commit() { - if ( ! $this->trans_enabled) - { - return TRUE; - } - // When transactions are nested we only begin/commit/rollback the outermost ones - if ($this->_trans_depth > 0) + if ( ! $this->trans_enabled OR $this->_trans_depth > 0) { return TRUE; } - $this->simple_query('COMMIT TRAN'); - return TRUE; + return $this->simple_query('COMMIT TRAN'); } // -------------------------------------------------------------------- @@ -231,24 +207,17 @@ class CI_DB_mssql_driver extends CI_DB { /** * Rollback Transaction * - * @access public * @return bool */ - function trans_rollback() + public function trans_rollback() { - if ( ! $this->trans_enabled) - { - return TRUE; - } - // When transactions are nested we only begin/commit/rollback the outermost ones - if ($this->_trans_depth > 0) + if ( ! $this->trans_enabled OR $this->_trans_depth > 0) { return TRUE; } - $this->simple_query('ROLLBACK TRAN'); - return TRUE; + return $this->simple_query('ROLLBACK TRAN'); } // -------------------------------------------------------------------- @@ -256,12 +225,11 @@ class CI_DB_mssql_driver extends CI_DB { /** * Escape String * - * @access public * @param string * @param bool whether or not the string will be used in a LIKE condition * @return string */ - function escape_str($str, $like = FALSE) + public function escape_str($str, $like = FALSE) { if (is_array($str)) { @@ -279,7 +247,7 @@ class CI_DB_mssql_driver extends CI_DB { // escape LIKE condition wildcards if ($like === TRUE) { - $str = str_replace( + return str_replace( array($this->_like_escape_chr, '%', '_'), array($this->_like_escape_chr.$this->_like_escape_chr, $this->_like_escape_chr.'%', $this->_like_escape_chr.'_'), $str @@ -294,10 +262,9 @@ class CI_DB_mssql_driver extends CI_DB { /** * Affected Rows * - * @access public - * @return integer + * @return int */ - function affected_rows() + public function affected_rows() { return @mssql_rows_affected($this->conn_id); } @@ -309,13 +276,14 @@ class CI_DB_mssql_driver extends CI_DB { * * Returns the last id created in the Identity column. * - * @access public - * @return integer + * @return int */ - function insert_id() + public function insert_id() { - $ver = self::_parse_major_version($this->version()); - $sql = ($ver >= 8 ? "SELECT SCOPE_IDENTITY() AS last_id" : "SELECT @@IDENTITY AS last_id"); + $sql = (self::_parse_major_version($this->version()) > 7) + ? 'SELECT SCOPE_IDENTITY() AS last_id' + : 'SELECT @@IDENTITY AS last_id'; + $query = $this->query($sql); $row = $query->row(); return $row->last_id; @@ -329,11 +297,10 @@ class CI_DB_mssql_driver extends CI_DB { * Grabs the major version number from the * database server version string passed in. * - * @access private - * @param string $version - * @return int16 major version number + * @param string $version + * @return int major version number */ - function _parse_major_version($version) + private function _parse_major_version($version) { preg_match('/([0-9]+)\.([0-9]+)\.([0-9]+)/', $version, $ver_info); return $ver_info[1]; // return the major version b/c that's all we're interested in. @@ -344,12 +311,11 @@ class CI_DB_mssql_driver extends CI_DB { /** * Version number query string * - * @access public - * @return string + * @return string */ - function _version() + protected function _version() { - return "SELECT @@VERSION AS ver"; + return 'SELECT @@VERSION AS ver'; } // -------------------------------------------------------------------- @@ -360,19 +326,17 @@ class CI_DB_mssql_driver extends CI_DB { * Generates a platform-specific query string that counts all records in * the specified database * - * @access public * @param string * @return string */ - function count_all($table = '') + public function count_all($table = '') { if ($table == '') { return 0; } - $query = $this->query($this->_count_string . $this->_protect_identifiers('numrows') . " FROM " . $this->_protect_identifiers($table, TRUE, NULL, FALSE)); - + $query = $this->query($this->_count_string.$this->_protect_identifiers('numrows').' FROM '.$this->_protect_identifiers($table, TRUE, NULL, FALSE)); if ($query->num_rows() == 0) { return 0; @@ -390,11 +354,10 @@ class CI_DB_mssql_driver extends CI_DB { * * Generates a platform-specific query string so that the table names can be fetched * - * @access private - * @param boolean + * @param bool * @return string */ - function _list_tables($prefix_limit = FALSE) + protected function _list_tables($prefix_limit = FALSE) { $sql = "SELECT name FROM sysobjects WHERE type = 'U' ORDER BY name"; @@ -415,11 +378,10 @@ class CI_DB_mssql_driver extends CI_DB { * * Generates a platform-specific query string so that the column names can be fetched * - * @access private * @param string the table name * @return string */ - function _list_columns($table = '') + protected function _list_columns($table = '') { return "SELECT * FROM INFORMATION_SCHEMA.Columns WHERE TABLE_NAME = '".$table."'"; } @@ -431,13 +393,12 @@ class CI_DB_mssql_driver extends CI_DB { * * Generates a platform-specific query so that the column data can be retrieved * - * @access public * @param string the table name - * @return object + * @return string */ - function _field_data($table) + protected function _field_data($table) { - return "SELECT TOP 1 * FROM ".$table; + return 'SELECT TOP 1 * FROM '.$table; } // -------------------------------------------------------------------- @@ -445,10 +406,9 @@ class CI_DB_mssql_driver extends CI_DB { /** * The error message string * - * @access private * @return string */ - function _error_message() + protected function _error_message() { return mssql_get_last_message(); } @@ -458,12 +418,11 @@ class CI_DB_mssql_driver extends CI_DB { /** * The error message number * - * @access private - * @return integer + * @return string */ - function _error_number() + protected function _error_number() { - // Are error numbers supported? + // Not supported in MSSQL return ''; } @@ -474,11 +433,10 @@ class CI_DB_mssql_driver extends CI_DB { * * This function escapes column and table names * - * @access private * @param string * @return string */ - function _escape_identifiers($item) + protected function _escape_identifiers($item) { if ($this->_escape_char == '') { @@ -489,24 +447,20 @@ class CI_DB_mssql_driver extends CI_DB { { if (strpos($item, '.'.$id) !== FALSE) { - $str = $this->_escape_char. str_replace('.', $this->_escape_char.'.', $item); + $item = str_replace('.', $this->_escape_char.'.', $item); // remove duplicates if the user already included the escape - return preg_replace('/['.$this->_escape_char.']+/', $this->_escape_char, $str); + return preg_replace('/['.$this->_escape_char.']+/', $this->_escape_char, $this->_escape_char.$item); } } if (strpos($item, '.') !== FALSE) { - $str = $this->_escape_char.str_replace('.', $this->_escape_char.'.'.$this->_escape_char, $item).$this->_escape_char; - } - else - { - $str = $this->_escape_char.$item.$this->_escape_char; + $item = str_replace('.', $this->_escape_char.'.'.$this->_escape_char, $item); } // remove duplicates if the user already included the escape - return preg_replace('/['.$this->_escape_char.']+/', $this->_escape_char, $str); + return preg_replace('/['.$this->_escape_char.']+/', $this->_escape_char, $this->_escape_char.$item.$this->_escape_char); } // -------------------------------------------------------------------- @@ -517,11 +471,10 @@ class CI_DB_mssql_driver extends CI_DB { * This function implicitly groups FROM tables so there is no confusion * about operator precedence in harmony with SQL standards * - * @access public - * @param type - * @return type + * @param array + * @return string */ - function _from_tables($tables) + protected function _from_tables($tables) { if ( ! is_array($tables)) { @@ -538,15 +491,14 @@ class CI_DB_mssql_driver extends CI_DB { * * Generates a platform-specific insert string from the supplied data * - * @access public * @param string the table name * @param array the insert keys * @param array the insert values * @return string */ - function _insert($table, $keys, $values) + protected function _insert($table, $keys, $values) { - return "INSERT INTO ".$table." (".implode(', ', $keys).") VALUES (".implode(', ', $values).")"; + return 'INSERT INTO '.$table.' ('.implode(', ', $keys).') VALUES ('.implode(', ', $values).')'; } // -------------------------------------------------------------------- @@ -556,7 +508,6 @@ class CI_DB_mssql_driver extends CI_DB { * * Generates a platform-specific update string from the supplied data * - * @access public * @param string the table name * @param array the update data * @param array the where clause @@ -564,24 +515,17 @@ class CI_DB_mssql_driver extends CI_DB { * @param array the limit clause * @return string */ - function _update($table, $values, $where, $orderby = array(), $limit = FALSE) + protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE) { foreach ($values as $key => $val) { - $valstr[] = $key." = ".$val; + $valstr[] = $key.' = '.$val; } - $limit = ( ! $limit) ? '' : ' LIMIT '.$limit; - - $orderby = (count($orderby) >= 1)?' ORDER BY '.implode(", ", $orderby):''; - - $sql = "UPDATE ".$table." SET ".implode(', ', $valstr); - - $sql .= ($where != '' AND count($where) >=1) ? " WHERE ".implode(" ", $where) : ''; - - $sql .= $orderby.$limit; - - return $sql; + return 'UPDATE '.$table.' SET '.implode(', ', $valstr) + .(($where != '' && count($where) > 0) ? ' WHERE '.implode(' ', $where) : '') + .(count($orderby) > 0 ? ' ORDER BY '.implode(', ', $orderby) : '') + .( ! $limit ? '' : ' LIMIT '.$limit); } @@ -594,13 +538,12 @@ class CI_DB_mssql_driver extends CI_DB { * If the database does not support the truncate() command * This function maps to "DELETE FROM table" * - * @access public * @param string the table name * @return string */ - function _truncate($table) + protected function _truncate($table) { - return "TRUNCATE ".$table; + return 'TRUNCATE '.$table; } // -------------------------------------------------------------------- @@ -610,31 +553,26 @@ class CI_DB_mssql_driver extends CI_DB { * * Generates a platform-specific delete string from the supplied data * - * @access public * @param string the table name * @param array the where clause * @param string the limit clause * @return string */ - function _delete($table, $where = array(), $like = array(), $limit = FALSE) + protected function _delete($table, $where = array(), $like = array(), $limit = FALSE) { $conditions = ''; - if (count($where) > 0 OR count($like) > 0) { - $conditions = "\nWHERE "; - $conditions .= implode("\n", $this->ar_where); + $conditions .= "\nWHERE ".implode("\n", $this->ar_where); if (count($where) > 0 && count($like) > 0) { - $conditions .= " AND "; + $conditions .= ' AND '; } $conditions .= implode("\n", $like); } - $limit = ( ! $limit) ? '' : ' LIMIT '.$limit; - - return "DELETE FROM ".$table.$conditions.$limit; + return 'DELETE FROM '.$table.$conditions.( ! $limit ? '' : ' LIMIT '.$limit); } // -------------------------------------------------------------------- @@ -644,17 +582,14 @@ class CI_DB_mssql_driver extends CI_DB { * * Generates a platform-specific LIMIT clause * - * @access public * @param string the sql query string * @param integer the number of rows to limit the query to * @param integer the offset value * @return string */ - function _limit($sql, $limit, $offset) + protected function _limit($sql, $limit, $offset) { - $i = $limit + $offset; - - return preg_replace('/(^\SELECT (DISTINCT)?)/i','\\1 TOP '.$i.' ', $sql); + return preg_replace('/(^\SELECT (DISTINCT)?)/i','\\1 TOP '.($limit + $offset).' ', $sql); } // -------------------------------------------------------------------- @@ -662,18 +597,15 @@ class CI_DB_mssql_driver extends CI_DB { /** * Close DB Connection * - * @access public * @param resource * @return void */ - function _close($conn_id) + protected function _close($conn_id) { @mssql_close($conn_id); } } - - /* End of file mssql_driver.php */ -/* Location: ./system/database/drivers/mssql/mssql_driver.php */ \ No newline at end of file +/* Location: ./system/database/drivers/mssql/mssql_driver.php */ diff --git a/system/database/drivers/mssql/mssql_forge.php b/system/database/drivers/mssql/mssql_forge.php index dd8aa3448..65513f437 100644 --- a/system/database/drivers/mssql/mssql_forge.php +++ b/system/database/drivers/mssql/mssql_forge.php @@ -1,13 +1,13 @@ -db->_escape_identifiers($table); + return 'DROP TABLE '.$this->db->_escape_identifiers($table); } // -------------------------------------------------------------------- @@ -80,15 +76,14 @@ class CI_DB_mssql_forge extends CI_DB_forge { /** * Create Table * - * @access private * @param string the table name * @param array the fields * @param mixed primary key(s) * @param mixed key(s) * @param boolean should 'IF NOT EXISTS' be added to the SQL - * @return bool + * @return string */ - function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists) + public function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists) { $sql = 'CREATE TABLE '; @@ -97,7 +92,7 @@ class CI_DB_mssql_forge extends CI_DB_forge { $sql .= 'IF NOT EXISTS '; } - $sql .= $this->db->_escape_identifiers($table)." ("; + $sql .= $this->db->_escape_identifiers($table).'('; $current_field_count = 0; foreach ($fields as $field=>$attributes) @@ -107,44 +102,19 @@ class CI_DB_mssql_forge extends CI_DB_forge { // entered the field information, so we'll simply add it to the list if (is_numeric($field)) { - $sql .= "\n\t$attributes"; + $sql .= "\n\t".$attributes; } else { $attributes = array_change_key_case($attributes, CASE_UPPER); - $sql .= "\n\t".$this->db->_protect_identifiers($field); - - $sql .= ' '.$attributes['TYPE']; - - if (array_key_exists('CONSTRAINT', $attributes)) - { - $sql .= '('.$attributes['CONSTRAINT'].')'; - } - - if (array_key_exists('UNSIGNED', $attributes) && $attributes['UNSIGNED'] === TRUE) - { - $sql .= ' UNSIGNED'; - } - - if (array_key_exists('DEFAULT', $attributes)) - { - $sql .= ' DEFAULT \''.$attributes['DEFAULT'].'\''; - } - - if (array_key_exists('NULL', $attributes) && $attributes['NULL'] === TRUE) - { - $sql .= ' NULL'; - } - else - { - $sql .= ' NOT NULL'; - } - - if (array_key_exists('AUTO_INCREMENT', $attributes) && $attributes['AUTO_INCREMENT'] === TRUE) - { - $sql .= ' AUTO_INCREMENT'; - } + $sql .= "\n\t".$this->db->protect_identifiers($field) + .' '.$attributes['TYPE'] + .(array_key_exists('CONSTRAINT', $attributes) ? '('.$attributes['CONSTRAINT'].')' : '') + .((array_key_exists('UNSIGNED', $attributes) && $attributes['UNSIGNED'] === TRUE) ? ' UNSIGNED' : '') + .(array_key_exists('DEFAULT', $attributes) ? ' DEFAULT \''.$attributes['DEFAULT'].'\'' : '') + .((array_key_exists('NULL', $attributes) && $attributes['NULL'] === TRUE) ? ' NULL' : ' NOT NULL') + .((array_key_exists('AUTO_INCREMENT', $attributes) && $attributes['AUTO_INCREMENT'] === TRUE) ? ' AUTO_INCREMENT' : ''); } // don't add a comma on the end of the last field @@ -156,8 +126,8 @@ class CI_DB_mssql_forge extends CI_DB_forge { if (count($primary_keys) > 0) { - $primary_keys = $this->db->_protect_identifiers($primary_keys); - $sql .= ",\n\tPRIMARY KEY (" . implode(', ', $primary_keys) . ")"; + $primary_keys = $this->db->protect_identifiers($primary_keys); + $sql .= ",\n\tPRIMARY KEY (".implode(', ', $primary_keys).')'; } if (is_array($keys) && count($keys) > 0) @@ -166,20 +136,18 @@ class CI_DB_mssql_forge extends CI_DB_forge { { if (is_array($key)) { - $key = $this->db->_protect_identifiers($key); + $key = $this->db->protect_identifiers($key); } else { - $key = array($this->db->_protect_identifiers($key)); + $key = array($this->db->protect_identifiers($key)); } - $sql .= ",\n\tFOREIGN KEY (" . implode(', ', $key) . ")"; + $sql .= ",\n\tFOREIGN KEY (".implode(', ', $key).')'; } } - $sql .= "\n)"; - - return $sql; + return $sql."\n)"; } // -------------------------------------------------------------------- @@ -190,7 +158,6 @@ class CI_DB_mssql_forge extends CI_DB_forge { * Generates a platform-specific query so that a table can be altered * Called by add_column(), drop_column(), and column_alter(), * - * @access private * @param string the ALTER type (ADD, DROP, CHANGE) * @param string the column name * @param string the table name @@ -200,39 +167,20 @@ class CI_DB_mssql_forge extends CI_DB_forge { * @param string the field after which we should add the new field * @return object */ - function _alter_table($alter_type, $table, $column_name, $column_definition = '', $default_value = '', $null = '', $after_field = '') + public function _alter_table($alter_type, $table, $column_name, $column_definition = '', $default_value = '', $null = '', $after_field = '') { - $sql = 'ALTER TABLE '.$this->db->_protect_identifiers($table)." $alter_type ".$this->db->_protect_identifiers($column_name); + $sql = 'ALTER TABLE '.$this->db->protect_identifiers($table).' '.$alter_type.' '.$this->db->protect_identifiers($column_name); // DROP has everything it needs now. - if ($alter_type == 'DROP') + if ($alter_type === 'DROP') { return $sql; } - $sql .= " $column_definition"; - - if ($default_value != '') - { - $sql .= " DEFAULT \"$default_value\""; - } - - if ($null === NULL) - { - $sql .= ' NULL'; - } - else - { - $sql .= ' NOT NULL'; - } - - if ($after_field != '') - { - $sql .= ' AFTER ' . $this->db->_protect_identifiers($after_field); - } - - return $sql; - + return $sql.' '.$column_definition + .($default_value != '' ? ' DEFAULT "'.$default_value.'"' : '') + .($null === NULL ? ' NULL' : ' NOT NULL') + .($after_field != '' ? ' AFTER '.$this->db->protect_identifiers($after_field) : ''); } // -------------------------------------------------------------------- @@ -242,19 +190,17 @@ class CI_DB_mssql_forge extends CI_DB_forge { * * Generates a platform-specific query so that a table can be renamed * - * @access private * @param string the old table name * @param string the new table name * @return string */ - function _rename_table($table_name, $new_table_name) + public function _rename_table($table_name, $new_table_name) { // I think this syntax will work, but can find little documentation on renaming tables in MSSQL - $sql = 'ALTER TABLE '.$this->db->_protect_identifiers($table_name)." RENAME TO ".$this->db->_protect_identifiers($new_table_name); - return $sql; + return 'ALTER TABLE '.$this->db->protect_identifiers($table_name).' RENAME TO '.$this->db->protect_identifiers($new_table_name); } } /* End of file mssql_forge.php */ -/* Location: ./system/database/drivers/mssql/mssql_forge.php */ \ No newline at end of file +/* Location: ./system/database/drivers/mssql/mssql_forge.php */ diff --git a/system/database/drivers/mssql/mssql_result.php b/system/database/drivers/mssql/mssql_result.php index bba2e6243..579cd3de7 100644 --- a/system/database/drivers/mssql/mssql_result.php +++ b/system/database/drivers/mssql/mssql_result.php @@ -1,13 +1,13 @@ -result_id); } @@ -54,10 +51,9 @@ class CI_DB_mssql_result extends CI_DB_result { /** * Number of fields in the result set * - * @access public - * @return integer + * @return int */ - function num_fields() + public function num_fields() { return @mssql_num_fields($this->result_id); } @@ -69,10 +65,9 @@ class CI_DB_mssql_result extends CI_DB_result { * * Generates an array of column names * - * @access public * @return array */ - function list_fields() + public function list_fields() { $field_names = array(); while ($field = mssql_fetch_field($this->result_id)) @@ -90,20 +85,19 @@ class CI_DB_mssql_result extends CI_DB_result { * * Generates an array of objects containing field meta-data * - * @access public * @return array */ - function field_data() + public function field_data() { $retval = array(); while ($field = mssql_fetch_field($this->result_id)) { - $F = new stdClass(); - $F->name = $field->name; - $F->type = $field->type; + $F = new stdClass(); + $F->name = $field->name; + $F->type = $field->type; $F->max_length = $field->max_length; $F->primary_key = 0; - $F->default = ''; + $F->default = ''; $retval[] = $F; } @@ -116,9 +110,9 @@ class CI_DB_mssql_result extends CI_DB_result { /** * Free the result * - * @return null + * @return void */ - function free_result() + public function free_result() { if (is_resource($this->result_id)) { @@ -132,14 +126,13 @@ class CI_DB_mssql_result extends CI_DB_result { /** * Data Seek * - * Moves the internal pointer to the desired offset. We call + * Moves the internal pointer to the desired offset. We call * this internally before fetching results to make sure the * result set starts at zero * - * @access private * @return array */ - function _data_seek($n = 0) + public function _data_seek($n = 0) { return mssql_data_seek($this->result_id, $n); } @@ -151,10 +144,9 @@ class CI_DB_mssql_result extends CI_DB_result { * * Returns the result set as an array * - * @access private * @return array */ - function _fetch_assoc() + protected function _fetch_assoc() { return mssql_fetch_assoc($this->result_id); } @@ -166,16 +158,14 @@ class CI_DB_mssql_result extends CI_DB_result { * * Returns the result set as an object * - * @access private * @return object */ - function _fetch_object() + protected function _fetch_object() { return mssql_fetch_object($this->result_id); } } - /* End of file mssql_result.php */ -/* Location: ./system/database/drivers/mssql/mssql_result.php */ \ No newline at end of file +/* Location: ./system/database/drivers/mssql/mssql_result.php */ diff --git a/system/database/drivers/mssql/mssql_utility.php b/system/database/drivers/mssql/mssql_utility.php index be6ed5bb0..11a1b3ad0 100644 --- a/system/database/drivers/mssql/mssql_utility.php +++ b/system/database/drivers/mssql/mssql_utility.php @@ -1,13 +1,13 @@ -db->protect_identifiers($table).' REORGANIZE'; } // -------------------------------------------------------------------- @@ -70,13 +67,13 @@ class CI_DB_mssql_utility extends CI_DB_utility { * * Generates a platform-specific query so that a table can be repaired * - * @access private * @param string the table name - * @return object + * @return bool */ - function _repair_table($table) + public function _repair_table($table) { - return FALSE; // Is this supported in MS SQL? + // Not supported in MSSQL + return FALSE; } // -------------------------------------------------------------------- @@ -84,11 +81,10 @@ class CI_DB_mssql_utility extends CI_DB_utility { /** * MSSQL Export * - * @access private * @param array Preferences - * @return mixed + * @return bool */ - function _backup($params = array()) + public function _backup($params = array()) { // Currently unsupported return $this->db->display_error('db_unsuported_feature'); @@ -97,4 +93,4 @@ class CI_DB_mssql_utility extends CI_DB_utility { } /* End of file mssql_utility.php */ -/* Location: ./system/database/drivers/mssql/mssql_utility.php */ \ No newline at end of file +/* Location: ./system/database/drivers/mssql/mssql_utility.php */ -- cgit v1.2.3-24-g4f1b From 12567e8263be2d007dc50fc94e7456c7183f8098 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Wed, 25 Jan 2012 22:50:33 +0200 Subject: Add better key/index detection for list_tables() and list_fields() --- system/database/DB_driver.php | 50 +++++++++++++++++++++++++++++++++++++++++-- 1 file changed, 48 insertions(+), 2 deletions(-) (limited to 'system') diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php index 117db68e8..eb6ab7430 100644 --- a/system/database/DB_driver.php +++ b/system/database/DB_driver.php @@ -760,7 +760,30 @@ class CI_DB_driver { foreach ($query->result_array() as $row) { - $this->data_cache['table_names'][] = isset($row['TABLE_NAME']) ? $row['TABLE_NAME'] : array_shift($row); + // Do we know from which column to get the table name? + if ( ! isset($key)) + { + if (array_key_exists('table_name', $row)) + { + $key = 'table_name'; + } + elseif (array_key_exists('TABLE_NAME', $row)) + { + $key = 'TABLE_NAME'; + } + else + { + /* We have no other choice but to just get the first element's key. + * Due to array_shift() accepting it's argument by reference, if + * E_STRICT is on, this would trigger a warning. So we'll have to + * assign it first. + */ + $key = array_keys($row); + $key = array_shift($key); + } + } + + $this->data_cache['table_names'][] = $row[$key]; } return $this->data_cache['table_names']; @@ -809,7 +832,30 @@ class CI_DB_driver { foreach ($query->result_array() as $row) { - $this->data_cache['field_names'][$table][] = isset($row['COLUMN_NAME']) ? $row['COLUMN_NAME'] : current($row); + // Do we know from where to get the column's name? + if ( ! isset($key)) + { + if (array_key_exists('column_name', $row)) + { + $key = 'column_name'; + } + elseif (array_key_exists('COLUMN_NAME', $row)) + { + $key = 'COLUMN_NAME'; + } + else + { + /* We have no other choice but to just get the first element's key. + * Due to array_shift() accepting it's argument by reference, if + * E_STRICT is on, this would trigger a warning. So we'll have to + * assign it first. + */ + $key = array_keys($row); + $key = array_shift($key); + } + } + + $this->data_cache['field_names'][$table][] = $row[$key]; } return $this->data_cache['field_names'][$table]; -- cgit v1.2.3-24-g4f1b From dd7242b9e78f5ca9e56ffe239c14918903d34cd8 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 26 Jan 2012 00:43:38 +0200 Subject: Switch a few properties from public to protected --- system/database/drivers/mssql/mssql_driver.php | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) (limited to 'system') diff --git a/system/database/drivers/mssql/mssql_driver.php b/system/database/drivers/mssql/mssql_driver.php index 9cabe87be..267c16171 100644 --- a/system/database/drivers/mssql/mssql_driver.php +++ b/system/database/drivers/mssql/mssql_driver.php @@ -43,19 +43,19 @@ class CI_DB_mssql_driver extends CI_DB { public $dbdriver = 'mssql'; // The character used for escaping - public $_escape_char = ''; + protected $_escape_char = ''; // clause and character used for LIKE escape sequences - public $_like_escape_str = ' ESCAPE \'%s\' '; - public $_like_escape_chr = '!'; + protected $_like_escape_str = ' ESCAPE \'%s\' '; + protected $_like_escape_chr = '!'; /** * The syntax to count rows is slightly different across different * database engines, so this string appears in each driver and is * used for the count_all() and count_all_results() methods. */ - public $_count_string = 'SELECT COUNT(*) AS '; - public $_random_keyword = ' NEWID()'; + protected $_count_string = 'SELECT COUNT(*) AS '; + protected $_random_keyword = ' NEWID()'; /** * Non-persistent database connection -- cgit v1.2.3-24-g4f1b From 3318ab87718775289264c5f42edfd9f912632dd8 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 26 Jan 2012 01:59:08 +0200 Subject: Make _escape_identifiers() public, so DB_forge can use it --- system/database/drivers/mssql/mssql_driver.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'system') diff --git a/system/database/drivers/mssql/mssql_driver.php b/system/database/drivers/mssql/mssql_driver.php index 267c16171..22ed0478e 100644 --- a/system/database/drivers/mssql/mssql_driver.php +++ b/system/database/drivers/mssql/mssql_driver.php @@ -436,7 +436,7 @@ class CI_DB_mssql_driver extends CI_DB { * @param string * @return string */ - protected function _escape_identifiers($item) + public function _escape_identifiers($item) { if ($this->_escape_char == '') { -- cgit v1.2.3-24-g4f1b From 4a31568b2eb410dd153a3636da13d62e9cbfd41a Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 26 Jan 2012 02:03:10 +0200 Subject: DB forge escaping related --- system/database/drivers/oci8/oci8_driver.php | 2 +- system/database/drivers/oci8/oci8_forge.php | 16 ++++++++-------- 2 files changed, 9 insertions(+), 9 deletions(-) (limited to 'system') diff --git a/system/database/drivers/oci8/oci8_driver.php b/system/database/drivers/oci8/oci8_driver.php index 58d9b9ba3..9fce18674 100644 --- a/system/database/drivers/oci8/oci8_driver.php +++ b/system/database/drivers/oci8/oci8_driver.php @@ -568,7 +568,7 @@ class CI_DB_oci8_driver extends CI_DB { * @param string * @return string */ - protected function _escape_identifiers($item) + public function _escape_identifiers($item) { if ($this->_escape_char == '') { diff --git a/system/database/drivers/oci8/oci8_forge.php b/system/database/drivers/oci8/oci8_forge.php index 35587a9cc..661ec3a40 100644 --- a/system/database/drivers/oci8/oci8_forge.php +++ b/system/database/drivers/oci8/oci8_forge.php @@ -97,7 +97,7 @@ class CI_DB_oci8_forge extends CI_DB_forge { { $attributes = array_change_key_case($attributes, CASE_UPPER); - $sql .= "\n\t".$this->db->_protect_identifiers($field).' '.$attributes['TYPE'] + $sql .= "\n\t".$this->db->protect_identifiers($field).' '.$attributes['TYPE'] .(array_key_exists('CONSTRAINT', $attributes) ? '('.$attributes['CONSTRAINT'].')' : '') .((array_key_exists('UNSIGNED', $attributes) && $attributes['UNSIGNED'] === TRUE) ? ' UNSIGNED' : '') .(array_key_exists('DEFAULT', $attributes) ? ' DEFAULT \''.$attributes['DEFAULT'].'\'' : '') @@ -113,7 +113,7 @@ class CI_DB_oci8_forge extends CI_DB_forge { if (count($primary_keys) > 0) { - $primary_keys = $this->db->_protect_identifiers($primary_keys); + $primary_keys = $this->db->protect_identifiers($primary_keys); $sql .= ",\n\tPRIMARY KEY (".implode(', ', $primary_keys).')'; } @@ -123,11 +123,11 @@ class CI_DB_oci8_forge extends CI_DB_forge { { if (is_array($key)) { - $key = $this->db->_protect_identifiers($key); + $key = $this->db->protect_identifiers($key); } else { - $key = array($this->db->_protect_identifiers($key)); + $key = array($this->db->protect_identifiers($key)); } $sql .= ",\n\tUNIQUE COLUMNS (".implode(', ', $key).')'; @@ -146,7 +146,7 @@ class CI_DB_oci8_forge extends CI_DB_forge { */ public function _drop_table($table) { - return 'DROP TABLE '.$this->db->_protect_identifiers($table); + return 'DROP TABLE '.$this->db->protect_identifiers($table); } // -------------------------------------------------------------------- @@ -168,7 +168,7 @@ class CI_DB_oci8_forge extends CI_DB_forge { */ public function _alter_table($alter_type, $table, $column_name, $column_definition = '', $default_value = '', $null = '', $after_field = '') { - $sql = 'ALTER TABLE '.$this->db->_protect_identifiers($table).' '.$alter_type.' '.$this->db->_protect_identifiers($column_name); + $sql = 'ALTER TABLE '.$this->db->protect_identifiers($table).' '.$alter_type.' '.$this->db->protect_identifiers($column_name); // DROP has everything it needs now. if ($alter_type === 'DROP') @@ -179,7 +179,7 @@ class CI_DB_oci8_forge extends CI_DB_forge { return $sql.' '.$column_definition .($default_value != '' ? ' DEFAULT "'.$default_value.'"' : '') .($null === NULL ? ' NULL' : ' NOT NULL') - .($after_field != '' ? ' AFTER '.$this->db->_protect_identifiers($after_field) : ''); + .($after_field != '' ? ' AFTER '.$this->db->protect_identifiers($after_field) : ''); } @@ -196,7 +196,7 @@ class CI_DB_oci8_forge extends CI_DB_forge { */ public function _rename_table($table_name, $new_table_name) { - return 'ALTER TABLE '.$this->db->_protect_identifiers($table_name).' RENAME TO '.$this->db->_protect_identifiers($new_table_name); + return 'ALTER TABLE '.$this->db->protect_identifiers($table_name).' RENAME TO '.$this->db->protect_identifiers($new_table_name); } } -- cgit v1.2.3-24-g4f1b From 0e8968ab7c309d17cd61079f7554ced1411a8792 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 26 Jan 2012 02:04:37 +0200 Subject: Improve the SQLSRV (MSSQL) database driver --- system/database/DB_driver.php | 2 +- system/database/drivers/sqlsrv/sqlsrv_driver.php | 285 +++++++++------------- system/database/drivers/sqlsrv/sqlsrv_forge.php | 138 ++++------- system/database/drivers/sqlsrv/sqlsrv_result.php | 62 ++--- system/database/drivers/sqlsrv/sqlsrv_utility.php | 39 ++- 5 files changed, 207 insertions(+), 319 deletions(-) (limited to 'system') diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php index 661b42ced..82e5d0486 100644 --- a/system/database/DB_driver.php +++ b/system/database/DB_driver.php @@ -257,7 +257,7 @@ class CI_DB_driver { // Some DBs have functions that return the version, and don't run special // SQL queries per se. In these instances, just return the result. - $driver_version_exceptions = array('oci8', 'sqlite', 'cubrid', 'pdo'); + $driver_version_exceptions = array('oci8', 'sqlite', 'cubrid', 'pdo', 'sqlsrv'); if (in_array($this->dbdriver, $driver_version_exceptions)) { diff --git a/system/database/drivers/sqlsrv/sqlsrv_driver.php b/system/database/drivers/sqlsrv/sqlsrv_driver.php index 6fd52ef70..cdd178261 100644 --- a/system/database/drivers/sqlsrv/sqlsrv_driver.php +++ b/system/database/drivers/sqlsrv/sqlsrv_driver.php @@ -1,13 +1,13 @@ -char_set)) ? 'UTF-8' : $this->char_set; $connection = array( - 'UID' => empty($this->username) ? '' : $this->username, - 'PWD' => empty($this->password) ? '' : $this->password, - 'Database' => $this->database, - 'ConnectionPooling' => $pooling ? 1 : 0, + 'UID' => empty($this->username) ? '' : $this->username, + 'PWD' => empty($this->password) ? '' : $this->password, + 'Database' => $this->database, + 'ConnectionPooling' => $pooling ? 1 : 0, 'CharacterSet' => $character_set, - 'ReturnDatesAsStrings' => 1 + 'ReturnDatesAsStrings' => 1 ); - - // If the username and password are both empty, assume this is a + + // If the username and password are both empty, assume this is a // 'Windows Authentication Mode' connection. - if(empty($connection['UID']) && empty($connection['PWD'])) { + if (empty($connection['UID']) && empty($connection['PWD'])) + { unset($connection['UID'], $connection['PWD']); } @@ -93,10 +91,9 @@ class CI_DB_sqlsrv_driver extends CI_DB { /** * Persistent database connection * - * @access private called by the base class * @return resource */ - function db_pconnect() + public function db_pconnect() { return $this->db_connect(TRUE); } @@ -109,12 +106,11 @@ class CI_DB_sqlsrv_driver extends CI_DB { * Keep / reestablish the db connection if no queries have been * sent for a length of time exceeding the server's idle timeout * - * @access public * @return void */ - function reconnect() + public function reconnect() { - // not implemented in MSSQL + // Not supported in MSSQL } // -------------------------------------------------------------------- @@ -122,10 +118,9 @@ class CI_DB_sqlsrv_driver extends CI_DB { /** * Select the database * - * @access private called by the base class * @return resource */ - function db_select() + public function db_select() { return $this->_execute('USE ' . $this->database); } @@ -135,14 +130,13 @@ class CI_DB_sqlsrv_driver extends CI_DB { /** * Set client character set * - * @access public * @param string * @param string - * @return resource + * @return bool */ - function db_set_charset($charset, $collation) + public function db_set_charset($charset, $collation) { - // @todo - add support if needed + // This is done upon connect return TRUE; } @@ -151,17 +145,13 @@ class CI_DB_sqlsrv_driver extends CI_DB { /** * Execute the query * - * @access private called by the base class * @param string an SQL query * @return resource */ - function _execute($sql) + protected function _execute($sql) { - $sql = $this->_prep_query($sql); - return sqlsrv_query($this->conn_id, $sql, null, array( - 'Scrollable' => SQLSRV_CURSOR_STATIC, - 'SendStreamParamsAtExec' => true - )); + return sqlsrv_query($this->conn_id, $this->_prep_query($sql), NULL, + array('Scrollable' => SQLSRV_CURSOR_STATIC, 'SendStreamParamsAtExec' => TRUE)); } // -------------------------------------------------------------------- @@ -171,11 +161,10 @@ class CI_DB_sqlsrv_driver extends CI_DB { * * If needed, each database adapter can prep the query string * - * @access private called by execute() * @param string an SQL query * @return string */ - function _prep_query($sql) + protected function _prep_query($sql) { return $sql; } @@ -185,18 +174,12 @@ class CI_DB_sqlsrv_driver extends CI_DB { /** * Begin Transaction * - * @access public * @return bool */ - function trans_begin($test_mode = FALSE) + public function trans_begin($test_mode = FALSE) { - if ( ! $this->trans_enabled) - { - return TRUE; - } - // When transactions are nested we only begin/commit/rollback the outermost ones - if ($this->_trans_depth > 0) + if ( ! $this->trans_enabled OR $this->_trans_depth > 0) { return TRUE; } @@ -204,7 +187,7 @@ class CI_DB_sqlsrv_driver extends CI_DB { // Reset the transaction failure flag. // If the $test_mode flag is set to TRUE transactions will be rolled back // even if the queries produce a successful result. - $this->_trans_failure = ($test_mode === TRUE) ? TRUE : FALSE; + $this->_trans_failure = ($test_mode === TRUE); return sqlsrv_begin_transaction($this->conn_id); } @@ -214,18 +197,12 @@ class CI_DB_sqlsrv_driver extends CI_DB { /** * Commit Transaction * - * @access public * @return bool */ - function trans_commit() + public function trans_commit() { - if ( ! $this->trans_enabled) - { - return TRUE; - } - // When transactions are nested we only begin/commit/rollback the outermost ones - if ($this->_trans_depth > 0) + if ( ! $this->trans_enabled OR $this->_trans_depth > 0) { return TRUE; } @@ -238,18 +215,12 @@ class CI_DB_sqlsrv_driver extends CI_DB { /** * Rollback Transaction * - * @access public * @return bool */ - function trans_rollback() + public function trans_rollback() { - if ( ! $this->trans_enabled) - { - return TRUE; - } - // When transactions are nested we only begin/commit/rollback the outermost ones - if ($this->_trans_depth > 0) + if ( ! $this->trans_enabled OR $this->_trans_depth > 0) { return TRUE; } @@ -262,12 +233,11 @@ class CI_DB_sqlsrv_driver extends CI_DB { /** * Escape String * - * @access public * @param string * @param bool whether or not the string will be used in a LIKE condition * @return string */ - function escape_str($str, $like = FALSE) + public function escape_str($str, $like = FALSE) { // Escape single quotes return str_replace("'", "''", $str); @@ -278,10 +248,9 @@ class CI_DB_sqlsrv_driver extends CI_DB { /** * Affected Rows * - * @access public - * @return integer + * @return int */ - function affected_rows() + public function affected_rows() { return @sqlrv_rows_affected($this->conn_id); } @@ -293,30 +262,13 @@ class CI_DB_sqlsrv_driver extends CI_DB { * * Returns the last id created in the Identity column. * - * @access public - * @return integer - */ - function insert_id() - { - return $this->query('select @@IDENTITY as insert_id')->row('insert_id'); - } - - // -------------------------------------------------------------------- - - /** - * Parse major version - * - * Grabs the major version number from the - * database server version string passed in. - * - * @access private - * @param string $version - * @return int16 major version number + * @return int */ - function _parse_major_version($version) + public function insert_id() { - preg_match('/([0-9]+)\.([0-9]+)\.([0-9]+)/', $version, $ver_info); - return $ver_info[1]; // return the major version b/c that's all we're interested in. + $query = $this->query('SELECT @@IDENTITY AS insert_id'); + $query = $query->row(); + return $query->insert_id; } // -------------------------------------------------------------------- @@ -324,13 +276,12 @@ class CI_DB_sqlsrv_driver extends CI_DB { /** * Version number query string * - * @access public - * @return string + * @return string */ - function _version() + protected function _version() { $info = sqlsrv_server_info($this->conn_id); - return sprintf("select '%s' as ver", $info['SQLServerVersion']); + return $info['SQLServerVersion']; } // -------------------------------------------------------------------- @@ -341,23 +292,25 @@ class CI_DB_sqlsrv_driver extends CI_DB { * Generates a platform-specific query string that counts all records in * the specified database * - * @access public * @param string - * @return string + * @return int */ - function count_all($table = '') + public function count_all($table = '') { if ($table == '') - return '0'; - - $query = $this->query("SELECT COUNT(*) AS numrows FROM " . $this->dbprefix . $table); - - if ($query->num_rows() == 0) - return '0'; - - $row = $query->row(); + { + return 0; + } + + $query = $this->query('SELECT COUNT(*) AS numrows FROM '.$this->dbprefix.$table); + if ($query->num_rows() === 0) + { + return 0; + } + + $query = $query->row(); $this->_reset_select(); - return $row->numrows; + return (int) $query->numrows; } // -------------------------------------------------------------------- @@ -367,11 +320,10 @@ class CI_DB_sqlsrv_driver extends CI_DB { * * Generates a platform-specific query string so that the table names can be fetched * - * @access private - * @param boolean + * @param bool * @return string */ - function _list_tables($prefix_limit = FALSE) + protected function _list_tables($prefix_limit = FALSE) { return "SELECT name FROM sysobjects WHERE type = 'U' ORDER BY name"; } @@ -383,11 +335,10 @@ class CI_DB_sqlsrv_driver extends CI_DB { * * Generates a platform-specific query string so that the column names can be fetched * - * @access private * @param string the table name * @return string */ - function _list_columns($table = '') + protected function _list_columns($table = '') { return "SELECT * FROM INFORMATION_SCHEMA.Columns WHERE TABLE_NAME = '".$this->_escape_table($table)."'"; } @@ -399,13 +350,12 @@ class CI_DB_sqlsrv_driver extends CI_DB { * * Generates a platform-specific query so that the column data can be retrieved * - * @access public * @param string the table name * @return object */ - function _field_data($table) + protected function _field_data($table) { - return "SELECT TOP 1 * FROM " . $this->_escape_table($table); + return 'SELECT TOP 1 * FROM '.$this->_escape_table($table); } // -------------------------------------------------------------------- @@ -413,13 +363,18 @@ class CI_DB_sqlsrv_driver extends CI_DB { /** * The error message string * - * @access private * @return string */ - function _error_message() + protected function _error_message() { - $error = array_shift(sqlsrv_errors()); - return !empty($error['message']) ? $error['message'] : null; + $error = sqlsrv_errors(); + if ( ! is_array($error)) + { + return ''; + } + + $error = array_shift($error); + return isset($error['message']) ? $error['message'] : ''; } // -------------------------------------------------------------------- @@ -427,13 +382,29 @@ class CI_DB_sqlsrv_driver extends CI_DB { /** * The error message number * - * @access private - * @return integer + * @return string */ - function _error_number() + protected function _error_number() { - $error = array_shift(sqlsrv_errors()); - return isset($error['SQLSTATE']) ? $error['SQLSTATE'] : null; + $error = sqlsrv_errors(); + if ( ! is_array($error)) + { + return ''; + } + elseif (isset($error['SQLSTATE'], $error['code'])) + { + return $error['SQLSTATE'].'/'.$error['code']; + } + elseif (isset($error['SQLSTATE'])) + { + return $error['SQLSTATE']; + } + elseif (isset($error['code'])) + { + return $error['code']; + } + + return ''; } // -------------------------------------------------------------------- @@ -444,26 +415,23 @@ class CI_DB_sqlsrv_driver extends CI_DB { * This function adds backticks if the table name has a period * in it. Some DBs will get cranky unless periods are escaped * - * @access private * @param string the table name * @return string */ - function _escape_table($table) + protected function _escape_table($table) { return $table; - } - + } /** * Escape the SQL Identifiers * * This function escapes column and table names * - * @access private * @param string * @return string */ - function _escape_identifiers($item) + public function _escape_identifiers($item) { return $item; } @@ -476,11 +444,10 @@ class CI_DB_sqlsrv_driver extends CI_DB { * This function implicitly groups FROM tables so there is no confusion * about operator precedence in harmony with SQL standards * - * @access public - * @param type - * @return type + * @param array + * @return string */ - function _from_tables($tables) + protected function _from_tables($tables) { if ( ! is_array($tables)) { @@ -497,15 +464,14 @@ class CI_DB_sqlsrv_driver extends CI_DB { * * Generates a platform-specific insert string from the supplied data * - * @access public * @param string the table name * @param array the insert keys * @param array the insert values * @return string */ - function _insert($table, $keys, $values) - { - return "INSERT INTO ".$this->_escape_table($table)." (".implode(', ', $keys).") VALUES (".implode(', ', $values).")"; + protected function _insert($table, $keys, $values) + { + return 'INSERT INTO '.$this->_escape_table($table).' ('.implode(', ', $keys).') VALUES ('.implode(', ', $values).')'; } // -------------------------------------------------------------------- @@ -515,7 +481,6 @@ class CI_DB_sqlsrv_driver extends CI_DB { * * Generates a platform-specific update string from the supplied data * - * @access public * @param string the table name * @param array the update data * @param array the where clause @@ -523,16 +488,16 @@ class CI_DB_sqlsrv_driver extends CI_DB { * @param array the limit clause * @return string */ - function _update($table, $values, $where) + protected function _update($table, $values, $where) { - foreach($values as $key => $val) + foreach ($values as $key => $val) { - $valstr[] = $key." = ".$val; + $valstr[] = $key.' = '.$val; } - - return "UPDATE ".$this->_escape_table($table)." SET ".implode(', ', $valstr)." WHERE ".implode(" ", $where); + + return 'UPDATE '.$this->_escape_table($table).' SET '.implode(', ', $valstr).' WHERE '.implode(' ', $where); } - + // -------------------------------------------------------------------- /** @@ -542,13 +507,12 @@ class CI_DB_sqlsrv_driver extends CI_DB { * If the database does not support the truncate() command * This function maps to "DELETE FROM table" * - * @access public * @param string the table name * @return string */ - function _truncate($table) + protected function _truncate($table) { - return "TRUNCATE ".$table; + return 'TRUNCATE '.$table; } // -------------------------------------------------------------------- @@ -558,15 +522,14 @@ class CI_DB_sqlsrv_driver extends CI_DB { * * Generates a platform-specific delete string from the supplied data * - * @access public * @param string the table name * @param array the where clause * @param string the limit clause * @return string */ - function _delete($table, $where) + protected function _delete($table, $where) { - return "DELETE FROM ".$this->_escape_table($table)." WHERE ".implode(" ", $where); + return 'DELETE FROM '.$this->_escape_table($table).' WHERE '.implode(' ', $where); } // -------------------------------------------------------------------- @@ -576,17 +539,14 @@ class CI_DB_sqlsrv_driver extends CI_DB { * * Generates a platform-specific LIMIT clause * - * @access public * @param string the sql query string * @param integer the number of rows to limit the query to * @param integer the offset value * @return string */ - function _limit($sql, $limit, $offset) + protected function _limit($sql, $limit, $offset) { - $i = $limit + $offset; - - return preg_replace('/(^\SELECT (DISTINCT)?)/i','\\1 TOP '.$i.' ', $sql); + return preg_replace('/(^\SELECT (DISTINCT)?)/i','\\1 TOP '.($limit + $offset).' ', $sql); } // -------------------------------------------------------------------- @@ -594,18 +554,15 @@ class CI_DB_sqlsrv_driver extends CI_DB { /** * Close DB Connection * - * @access public * @param resource * @return void */ - function _close($conn_id) + protected function _close($conn_id) { @sqlsrv_close($conn_id); } } - - -/* End of file mssql_driver.php */ -/* Location: ./system/database/drivers/mssql/mssql_driver.php */ \ No newline at end of file +/* End of file sqlsrv_driver.php */ +/* Location: ./system/database/drivers/sqlsrv/sqlsrv_driver.php */ diff --git a/system/database/drivers/sqlsrv/sqlsrv_forge.php b/system/database/drivers/sqlsrv/sqlsrv_forge.php index 2a7766927..1367ddc77 100644 --- a/system/database/drivers/sqlsrv/sqlsrv_forge.php +++ b/system/database/drivers/sqlsrv/sqlsrv_forge.php @@ -1,13 +1,13 @@ -db->_escape_identifiers($table); + return 'DROP TABLE '.$this->db->_escape_identifiers($table); } // -------------------------------------------------------------------- @@ -80,15 +76,14 @@ class CI_DB_sqlsrv_forge extends CI_DB_forge { /** * Create Table * - * @access private * @param string the table name * @param array the fields * @param mixed primary key(s) * @param mixed key(s) - * @param boolean should 'IF NOT EXISTS' be added to the SQL - * @return bool + * @param bool should 'IF NOT EXISTS' be added to the SQL + * @return string */ - function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists) + public function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists) { $sql = 'CREATE TABLE '; @@ -97,54 +92,29 @@ class CI_DB_sqlsrv_forge extends CI_DB_forge { $sql .= 'IF NOT EXISTS '; } - $sql .= $this->db->_escape_identifiers($table)." ("; + $sql .= $this->db->_escape_identifiers($table).' ('; $current_field_count = 0; - foreach ($fields as $field=>$attributes) + foreach ($fields as $field => $attributes) { // Numeric field names aren't allowed in databases, so if the key is // numeric, we know it was assigned by PHP and the developer manually // entered the field information, so we'll simply add it to the list if (is_numeric($field)) { - $sql .= "\n\t$attributes"; + $sql .= "\n\t".$attributes; } else { $attributes = array_change_key_case($attributes, CASE_UPPER); - $sql .= "\n\t".$this->db->_protect_identifiers($field); - - $sql .= ' '.$attributes['TYPE']; - - if (array_key_exists('CONSTRAINT', $attributes)) - { - $sql .= '('.$attributes['CONSTRAINT'].')'; - } - - if (array_key_exists('UNSIGNED', $attributes) && $attributes['UNSIGNED'] === TRUE) - { - $sql .= ' UNSIGNED'; - } - - if (array_key_exists('DEFAULT', $attributes)) - { - $sql .= ' DEFAULT \''.$attributes['DEFAULT'].'\''; - } - - if (array_key_exists('NULL', $attributes) && $attributes['NULL'] === TRUE) - { - $sql .= ' NULL'; - } - else - { - $sql .= ' NOT NULL'; - } - - if (array_key_exists('AUTO_INCREMENT', $attributes) && $attributes['AUTO_INCREMENT'] === TRUE) - { - $sql .= ' AUTO_INCREMENT'; - } + $sql .= "\n\t".$this->db->protect_identifiers($field) + .' '.$attributes['TYPE'] + .(array_key_exists('CONSTRAINT', $attributes) ? '('.$attributes['CONSTRAINT'].')' : '') + .((array_key_exists('UNSIGNED', $attributes) && $attributes['UNSIGNED'] === TRUE) ? ' UNSIGNED' : '') + .(array_key_exists('DEFAULT', $attributes) ? ' DEFAULT \''.$attributes['DEFAULT'].'\'' : '') + .((array_key_exists('NULL', $attributes) && $attributes['NULL'] === TRUE) ? ' NULL' : ' NOT NULL') + .((array_key_exists('AUTO_INCREMENT', $attributes) && $attributes['AUTO_INCREMENT'] === TRUE) ? ' AUTO_INCREMENT' : ''); } // don't add a comma on the end of the last field @@ -156,8 +126,8 @@ class CI_DB_sqlsrv_forge extends CI_DB_forge { if (count($primary_keys) > 0) { - $primary_keys = $this->db->_protect_identifiers($primary_keys); - $sql .= ",\n\tPRIMARY KEY (" . implode(', ', $primary_keys) . ")"; + $primary_keys = $this->db->protect_identifiers($primary_keys); + $sql .= ",\n\tPRIMARY KEY (".implode(', ', $primary_keys).')'; } if (is_array($keys) && count($keys) > 0) @@ -166,20 +136,18 @@ class CI_DB_sqlsrv_forge extends CI_DB_forge { { if (is_array($key)) { - $key = $this->db->_protect_identifiers($key); + $key = $this->db->protect_identifiers($key); } else { - $key = array($this->db->_protect_identifiers($key)); + $key = array($this->db->protect_identifiers($key)); } - $sql .= ",\n\tFOREIGN KEY (" . implode(', ', $key) . ")"; + $sql .= ",\n\tFOREIGN KEY (".implode(', ', $key).')'; } } - $sql .= "\n)"; - - return $sql; + return $sql."\n)"; } // -------------------------------------------------------------------- @@ -190,7 +158,6 @@ class CI_DB_sqlsrv_forge extends CI_DB_forge { * Generates a platform-specific query so that a table can be altered * Called by add_column(), drop_column(), and column_alter(), * - * @access private * @param string the ALTER type (ADD, DROP, CHANGE) * @param string the column name * @param string the table name @@ -200,9 +167,9 @@ class CI_DB_sqlsrv_forge extends CI_DB_forge { * @param string the field after which we should add the new field * @return object */ - function _alter_table($alter_type, $table, $column_name, $column_definition = '', $default_value = '', $null = '', $after_field = '') + public function _alter_table($alter_type, $table, $column_name, $column_definition = '', $default_value = '', $null = '', $after_field = '') { - $sql = 'ALTER TABLE '.$this->db->_protect_identifiers($table)." $alter_type ".$this->db->_protect_identifiers($column_name); + $sql = 'ALTER TABLE '.$this->db->_protect_identifiers($table).' '.$alter_type.' '.$this->db->_protect_identifiers($column_name); // DROP has everything it needs now. if ($alter_type == 'DROP') @@ -210,29 +177,10 @@ class CI_DB_sqlsrv_forge extends CI_DB_forge { return $sql; } - $sql .= " $column_definition"; - - if ($default_value != '') - { - $sql .= " DEFAULT \"$default_value\""; - } - - if ($null === NULL) - { - $sql .= ' NULL'; - } - else - { - $sql .= ' NOT NULL'; - } - - if ($after_field != '') - { - $sql .= ' AFTER ' . $this->db->_protect_identifiers($after_field); - } - - return $sql; - + return $sql.' '.$column_definition + .($default_value != '' ? ' DEFAULT "'.$default_value.'"' : '') + .($null === NULL ? ' NULL' : ' NOT NULL') + .($after_field != '' ? ' AFTER '.$this->db->protect_identifiers($after_field) : ''); } // -------------------------------------------------------------------- @@ -242,19 +190,17 @@ class CI_DB_sqlsrv_forge extends CI_DB_forge { * * Generates a platform-specific query so that a table can be renamed * - * @access private * @param string the old table name * @param string the new table name * @return string */ - function _rename_table($table_name, $new_table_name) + public function _rename_table($table_name, $new_table_name) { // I think this syntax will work, but can find little documentation on renaming tables in MSSQL - $sql = 'ALTER TABLE '.$this->db->_protect_identifiers($table_name)." RENAME TO ".$this->db->_protect_identifiers($new_table_name); - return $sql; + return 'ALTER TABLE '.$this->db->protect_identifiers($table_name).' RENAME TO '.$this->db->protect_identifiers($new_table_name); } } -/* End of file mssql_forge.php */ -/* Location: ./system/database/drivers/mssql/mssql_forge.php */ \ No newline at end of file +/* End of file sqlsrv_forge.php */ +/* Location: ./system/database/drivers/sqlsrv/sqlsrv_forge.php */ diff --git a/system/database/drivers/sqlsrv/sqlsrv_result.php b/system/database/drivers/sqlsrv/sqlsrv_result.php index 1ee19c2d1..c5f9093db 100644 --- a/system/database/drivers/sqlsrv/sqlsrv_result.php +++ b/system/database/drivers/sqlsrv/sqlsrv_result.php @@ -1,13 +1,13 @@ -result_id); } @@ -54,10 +51,9 @@ class CI_DB_sqlsrv_result extends CI_DB_result { /** * Number of fields in the result set * - * @access public - * @return integer + * @return int */ - function num_fields() + public function num_fields() { return @sqlsrv_num_fields($this->result_id); } @@ -69,17 +65,16 @@ class CI_DB_sqlsrv_result extends CI_DB_result { * * Generates an array of column names * - * @access public * @return array */ - function list_fields() + public function list_fields() { $field_names = array(); - foreach(sqlsrv_field_metadata($this->result_id) as $offset => $field) + foreach (sqlsrv_field_metadata($this->result_id) as $offset => $field) { $field_names[] = $field['Name']; } - + return $field_names; } @@ -90,24 +85,23 @@ class CI_DB_sqlsrv_result extends CI_DB_result { * * Generates an array of objects containing field meta-data * - * @access public * @return array */ - function field_data() + public function field_data() { $retval = array(); - foreach(sqlsrv_field_metadata($this->result_id) as $offset => $field) + foreach (sqlsrv_field_metadata($this->result_id) as $offset => $field) { - $F = new stdClass(); - $F->name = $field['Name']; - $F->type = $field['Type']; + $F = new stdClass(); + $F->name = $field['Name']; + $F->type = $field['Type']; $F->max_length = $field['Size']; $F->primary_key = 0; - $F->default = ''; - + $F->default = ''; + $retval[] = $F; } - + return $retval; } @@ -116,9 +110,9 @@ class CI_DB_sqlsrv_result extends CI_DB_result { /** * Free the result * - * @return null + * @return void */ - function free_result() + public function free_result() { if (is_resource($this->result_id)) { @@ -136,10 +130,9 @@ class CI_DB_sqlsrv_result extends CI_DB_result { * this internally before fetching results to make sure the * result set starts at zero * - * @access private - * @return array + * @return void */ - function _data_seek($n = 0) + protected function _data_seek($n = 0) { // Not implemented } @@ -151,10 +144,9 @@ class CI_DB_sqlsrv_result extends CI_DB_result { * * Returns the result set as an array * - * @access private * @return array */ - function _fetch_assoc() + protected function _fetch_assoc() { return sqlsrv_fetch_array($this->result_id, SQLSRV_FETCH_ASSOC); } @@ -166,16 +158,14 @@ class CI_DB_sqlsrv_result extends CI_DB_result { * * Returns the result set as an object * - * @access private * @return object */ - function _fetch_object() + protected function _fetch_object() { return sqlsrv_fetch_object($this->result_id); } } - -/* End of file mssql_result.php */ -/* Location: ./system/database/drivers/mssql/mssql_result.php */ \ No newline at end of file +/* End of file sqlsrv_result.php */ +/* Location: ./system/database/drivers/sqlsrv/sqlsrv_result.php */ diff --git a/system/database/drivers/sqlsrv/sqlsrv_utility.php b/system/database/drivers/sqlsrv/sqlsrv_utility.php index e96df96f9..d2a421208 100644 --- a/system/database/drivers/sqlsrv/sqlsrv_utility.php +++ b/system/database/drivers/sqlsrv/sqlsrv_utility.php @@ -1,13 +1,13 @@ -db->protect_identifiers($table).' REORGANIZE'; } // -------------------------------------------------------------------- @@ -70,13 +66,13 @@ class CI_DB_sqlsrv_utility extends CI_DB_utility { * * Generates a platform-specific query so that a table can be repaired * - * @access private * @param string the table name - * @return object + * @return bool */ - function _repair_table($table) + public function _repair_table($table) { - return FALSE; // Is this supported in MS SQL? + // Not supported in MSSQL + return FALSE; } // -------------------------------------------------------------------- @@ -84,11 +80,10 @@ class CI_DB_sqlsrv_utility extends CI_DB_utility { /** * MSSQL Export * - * @access private * @param array Preferences - * @return mixed + * @return bool */ - function _backup($params = array()) + public function _backup($params = array()) { // Currently unsupported return $this->db->display_error('db_unsuported_feature'); @@ -96,5 +91,5 @@ class CI_DB_sqlsrv_utility extends CI_DB_utility { } -/* End of file mssql_utility.php */ -/* Location: ./system/database/drivers/mssql/mssql_utility.php */ \ No newline at end of file +/* End of file sqlsrv_utility.php */ +/* Location: ./system/database/drivers/sqlsrv/sqlsrv_utility.php */ -- cgit v1.2.3-24-g4f1b From cb9f361feb5f60191fc14a19f23aa0ba2bf91c37 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 26 Jan 2012 02:06:48 +0200 Subject: DB forge escaping related --- system/database/drivers/sqlite3/sqlite3_driver.php | 12 ++++++------ system/database/drivers/sqlite3/sqlite3_forge.php | 12 ++++++------ 2 files changed, 12 insertions(+), 12 deletions(-) (limited to 'system') diff --git a/system/database/drivers/sqlite3/sqlite3_driver.php b/system/database/drivers/sqlite3/sqlite3_driver.php index 2e6589b52..eb9a8f526 100644 --- a/system/database/drivers/sqlite3/sqlite3_driver.php +++ b/system/database/drivers/sqlite3/sqlite3_driver.php @@ -43,19 +43,19 @@ class CI_DB_sqlite3_driver extends CI_DB { public $dbdriver = 'sqlite3'; // The character used for escaping - public $_escape_char = '"'; + protected $_escape_char = '"'; // clause and character used for LIKE escape sequences - public $_like_escape_str = ' ESCAPE \'%s\' '; - public $_like_escape_chr = '!'; + protected $_like_escape_str = ' ESCAPE \'%s\' '; + protected $_like_escape_chr = '!'; /** * The syntax to count rows is slightly different across different * database engines, so this string appears in each driver and is * used for the count_all() and count_all_results() functions. */ - public $_count_string = 'SELECT COUNT(*) AS '; - public $_random_keyword = ' RANDOM()'; + protected $_count_string = 'SELECT COUNT(*) AS '; + protected $_random_keyword = ' RANDOM()'; /** * Non-persistent database connection @@ -403,7 +403,7 @@ class CI_DB_sqlite3_driver extends CI_DB { * @param string * @return string */ - protected function _escape_identifiers($item) + public function _escape_identifiers($item) { if ($this->_escape_char == '') { diff --git a/system/database/drivers/sqlite3/sqlite3_forge.php b/system/database/drivers/sqlite3/sqlite3_forge.php index a94970180..6398e48cd 100644 --- a/system/database/drivers/sqlite3/sqlite3_forge.php +++ b/system/database/drivers/sqlite3/sqlite3_forge.php @@ -111,7 +111,7 @@ class CI_DB_sqlite3_forge extends CI_DB_forge { { $attributes = array_change_key_case($attributes, CASE_UPPER); - $sql .= "\n\t".$this->db->_protect_identifiers($field) + $sql .= "\n\t".$this->db->protect_identifiers($field) .' '.$attributes['TYPE'] .(array_key_exists('CONSTRAINT', $attributes) ? '('.$attributes['CONSTRAINT'].')' : '') .((array_key_exists('UNSIGNED', $attributes) && $attributes['UNSIGNED'] === TRUE) ? ' UNSIGNED' : '') @@ -129,7 +129,7 @@ class CI_DB_sqlite3_forge extends CI_DB_forge { if (count($primary_keys) > 0) { - $primary_keys = $this->db->_protect_identifiers($primary_keys); + $primary_keys = $this->db->protect_identifiers($primary_keys); $sql .= ",\n\tPRIMARY KEY (".implode(', ', $primary_keys).')'; } @@ -139,11 +139,11 @@ class CI_DB_sqlite3_forge extends CI_DB_forge { { if (is_array($key)) { - $key = $this->db->_protect_identifiers($key); + $key = $this->db->protect_identifiers($key); } else { - $key = array($this->db->_protect_identifiers($key)); + $key = array($this->db->protect_identifiers($key)); } $sql .= ",\n\tUNIQUE (".implode(', ', $key).')'; @@ -195,7 +195,7 @@ class CI_DB_sqlite3_forge extends CI_DB_forge { return FALSE; } - return 'ALTER TABLE '.$this->db->_protect_identifiers($table).' '.$alter_type.' '.$this->db->_protect_identifiers($column_name) + return 'ALTER TABLE '.$this->db->protect_identifiers($table).' '.$alter_type.' '.$this->db->protect_identifiers($column_name) .' '.$column_definition .($default_value != '' ? ' DEFAULT '.$default_value : '') // If NOT NULL is specified, the field must have a DEFAULT value other than NULL @@ -215,7 +215,7 @@ class CI_DB_sqlite3_forge extends CI_DB_forge { */ public function _rename_table($table_name, $new_table_name) { - return 'ALTER TABLE '.$this->db->_protect_identifiers($table_name).' RENAME TO '.$this->db->_protect_identifiers($new_table_name); + return 'ALTER TABLE '.$this->db->protect_identifiers($table_name).' RENAME TO '.$this->db->protect_identifiers($new_table_name); } } -- cgit v1.2.3-24-g4f1b From b7a47a7b934b2771561c1cefcfc74aeada90e352 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 26 Jan 2012 02:13:33 +0200 Subject: A minor improvement to insert_id() --- system/database/drivers/mssql/mssql_driver.php | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) (limited to 'system') diff --git a/system/database/drivers/mssql/mssql_driver.php b/system/database/drivers/mssql/mssql_driver.php index 22ed0478e..4d29920d6 100644 --- a/system/database/drivers/mssql/mssql_driver.php +++ b/system/database/drivers/mssql/mssql_driver.php @@ -280,13 +280,13 @@ class CI_DB_mssql_driver extends CI_DB { */ public function insert_id() { - $sql = (self::_parse_major_version($this->version()) > 7) + $query = (self::_parse_major_version($this->version()) > 7) ? 'SELECT SCOPE_IDENTITY() AS last_id' : 'SELECT @@IDENTITY AS last_id'; - $query = $this->query($sql); - $row = $query->row(); - return $row->last_id; + $query = $this->query($query); + $query = $query->row(); + return $query->last_id; } // -------------------------------------------------------------------- -- cgit v1.2.3-24-g4f1b From f32110a952f8e1f58c4c0f13715681c248bc8ace Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 26 Jan 2012 11:04:11 +0200 Subject: Fix a comment typo --- system/database/DB_driver.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'system') diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php index eb6ab7430..113c3d3fe 100644 --- a/system/database/DB_driver.php +++ b/system/database/DB_driver.php @@ -74,7 +74,7 @@ class CI_DB_driver { protected $_protect_identifiers = TRUE; protected $_reserved_identifiers = array('*'); // Identifiers that should NOT be escaped - // These are use with Oracle + // These are used with Oracle public $stmt_id; public $curs_id; public $limit_used; -- cgit v1.2.3-24-g4f1b From d90387867fbc8e1d10058cf65805a7ae5c8cbaeb Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 26 Jan 2012 12:38:49 +0200 Subject: Improve the SQLite database driver --- system/database/drivers/sqlite/sqlite_driver.php | 238 ++++++++-------------- system/database/drivers/sqlite/sqlite_forge.php | 151 ++++---------- system/database/drivers/sqlite/sqlite_result.php | 76 +++---- system/database/drivers/sqlite/sqlite_utility.php | 37 ++-- 4 files changed, 171 insertions(+), 331 deletions(-) (limited to 'system') diff --git a/system/database/drivers/sqlite/sqlite_driver.php b/system/database/drivers/sqlite/sqlite_driver.php index 28c3caecd..96458e032 100644 --- a/system/database/drivers/sqlite/sqlite_driver.php +++ b/system/database/drivers/sqlite/sqlite_driver.php @@ -1,13 +1,13 @@ -database, FILE_WRITE_MODE, $error)) { @@ -89,10 +84,9 @@ class CI_DB_sqlite_driver extends CI_DB { /** * Persistent database connection * - * @access private called by the base class * @return resource */ - function db_pconnect() + public function db_pconnect() { if ( ! $conn_id = @sqlite_popen($this->database, FILE_WRITE_MODE, $error)) { @@ -117,12 +111,11 @@ class CI_DB_sqlite_driver extends CI_DB { * Keep / reestablish the db connection if no queries have been * sent for a length of time exceeding the server's idle timeout * - * @access public * @return void */ - function reconnect() + public function reconnect() { - // not implemented in SQLite + // Not supported in SQLite } // -------------------------------------------------------------------- @@ -130,11 +123,11 @@ class CI_DB_sqlite_driver extends CI_DB { /** * Select the database * - * @access private called by the base class - * @return resource + * @return bool */ - function db_select() + public function db_select() { + // Not needed, in SQLite every pseudo-connection is a database return TRUE; } @@ -143,14 +136,13 @@ class CI_DB_sqlite_driver extends CI_DB { /** * Set client character set * - * @access public * @param string * @param string - * @return resource + * @return bool */ - function db_set_charset($charset, $collation) + public function db_set_charset($charset, $collation) { - // @todo - add support if needed + // Not supported return TRUE; } @@ -159,10 +151,9 @@ class CI_DB_sqlite_driver extends CI_DB { /** * Version number query string * - * @access public * @return string */ - function _version() + public function _version() { return sqlite_libversion(); } @@ -172,13 +163,18 @@ class CI_DB_sqlite_driver extends CI_DB { /** * Execute the query * - * @access private called by the base class * @param string an SQL query * @return resource */ - function _execute($sql) + protected function _execute($sql) { $sql = $this->_prep_query($sql); + + if ( ! preg_match('/^(SELECT|EXPLAIN).+$/i', ltrim($sql))) + { + return @sqlite_exec($this->conn_id, $sql); + } + return @sqlite_query($this->conn_id, $sql); } @@ -189,11 +185,10 @@ class CI_DB_sqlite_driver extends CI_DB { * * If needed, each database adapter can prep the query string * - * @access private called by execute() * @param string an SQL query * @return string */ - function _prep_query($sql) + protected function _prep_query($sql) { return $sql; } @@ -203,18 +198,12 @@ class CI_DB_sqlite_driver extends CI_DB { /** * Begin Transaction * - * @access public * @return bool */ - function trans_begin($test_mode = FALSE) + public function trans_begin($test_mode = FALSE) { - if ( ! $this->trans_enabled) - { - return TRUE; - } - // When transactions are nested we only begin/commit/rollback the outermost ones - if ($this->_trans_depth > 0) + if ( ! $this->trans_enabled OR $this->_trans_depth > 0) { return TRUE; } @@ -222,7 +211,7 @@ class CI_DB_sqlite_driver extends CI_DB { // Reset the transaction failure flag. // If the $test_mode flag is set to TRUE transactions will be rolled back // even if the queries produce a successful result. - $this->_trans_failure = ($test_mode === TRUE) ? TRUE : FALSE; + $this->_trans_failure = ($test_mode === TRUE); $this->simple_query('BEGIN TRANSACTION'); return TRUE; @@ -233,18 +222,12 @@ class CI_DB_sqlite_driver extends CI_DB { /** * Commit Transaction * - * @access public * @return bool */ - function trans_commit() + public function trans_commit() { - if ( ! $this->trans_enabled) - { - return TRUE; - } - // When transactions are nested we only begin/commit/rollback the outermost ones - if ($this->_trans_depth > 0) + if ( ! $this->trans_enabled OR $this->_trans_depth > 0) { return TRUE; } @@ -258,18 +241,12 @@ class CI_DB_sqlite_driver extends CI_DB { /** * Rollback Transaction * - * @access public * @return bool */ - function trans_rollback() + public function trans_rollback() { - if ( ! $this->trans_enabled) - { - return TRUE; - } - // When transactions are nested we only begin/commit/rollback the outermost ones - if ($this->_trans_depth > 0) + if ( ! $this->trans_enabled OR $this->_trans_depth > 0) { return TRUE; } @@ -283,12 +260,11 @@ class CI_DB_sqlite_driver extends CI_DB { /** * Escape String * - * @access public * @param string * @param bool whether or not the string will be used in a LIKE condition * @return string */ - function escape_str($str, $like = FALSE) + public function escape_str($str, $like = FALSE) { if (is_array($str)) { @@ -305,9 +281,9 @@ class CI_DB_sqlite_driver extends CI_DB { // escape LIKE condition wildcards if ($like === TRUE) { - $str = str_replace( array('%', '_', $this->_like_escape_chr), - array($this->_like_escape_chr.'%', $this->_like_escape_chr.'_', $this->_like_escape_chr.$this->_like_escape_chr), - $str); + return str_replace(array('%', '_', $this->_like_escape_chr), + array($this->_like_escape_chr.'%', $this->_like_escape_chr.'_', $this->_like_escape_chr.$this->_like_escape_chr), + $str); } return $str; @@ -318,10 +294,9 @@ class CI_DB_sqlite_driver extends CI_DB { /** * Affected Rows * - * @access public - * @return integer + * @return int */ - function affected_rows() + public function affected_rows() { return sqlite_changes($this->conn_id); } @@ -331,10 +306,9 @@ class CI_DB_sqlite_driver extends CI_DB { /** * Insert ID * - * @access public - * @return integer + * @return int */ - function insert_id() + public function insert_id() { return @sqlite_last_insert_rowid($this->conn_id); } @@ -347,27 +321,25 @@ class CI_DB_sqlite_driver extends CI_DB { * Generates a platform-specific query string that counts all records in * the specified database * - * @access public * @param string - * @return string + * @return int */ - function count_all($table = '') + public function count_all($table = '') { if ($table == '') { return 0; } - $query = $this->query($this->_count_string . $this->_protect_identifiers('numrows') . " FROM " . $this->_protect_identifiers($table, TRUE, NULL, FALSE)); - + $query = $this->query($this->_count_string.$this->_protect_identifiers('numrows').' FROM '.$this->_protect_identifiers($table, TRUE, NULL, FALSE)); if ($query->num_rows() == 0) { return 0; } - $row = $query->row(); + $query = $query->row(); $this->_reset_select(); - return (int) $row->numrows; + return (int) $query->numrows; } // -------------------------------------------------------------------- @@ -377,18 +349,18 @@ class CI_DB_sqlite_driver extends CI_DB { * * Generates a platform-specific query string so that the table names can be fetched * - * @access private - * @param boolean + * @param bool * @return string */ - function _list_tables($prefix_limit = FALSE) + protected function _list_tables($prefix_limit = FALSE) { - $sql = "SELECT name from sqlite_master WHERE type='table'"; + $sql = "SELECT name FROM sqlite_master WHERE type='table'"; - if ($prefix_limit !== FALSE AND $this->dbprefix != '') + if ($prefix_limit !== FALSE && $this->dbprefix != '') { - $sql .= " AND 'name' LIKE '".$this->escape_like_str($this->dbprefix)."%' ".sprintf($this->_like_escape_str, $this->_like_escape_chr); + return $sql." AND 'name' LIKE '".$this->escape_like_str($this->dbprefix)."%' ".sprintf($this->_like_escape_str, $this->_like_escape_chr); } + return $sql; } @@ -399,11 +371,10 @@ class CI_DB_sqlite_driver extends CI_DB { * * Generates a platform-specific query string so that the column names can be fetched * - * @access public * @param string the table name - * @return string + * @return bool */ - function _list_columns($table = '') + protected function _list_columns($table = '') { // Not supported return FALSE; @@ -416,13 +387,12 @@ class CI_DB_sqlite_driver extends CI_DB { * * Generates a platform-specific query so that the column data can be retrieved * - * @access public * @param string the table name - * @return object + * @return string */ - function _field_data($table) + protected function _field_data($table) { - return "SELECT * FROM ".$table." LIMIT 1"; + return 'SELECT * FROM '.$table.' LIMIT 1'; } // -------------------------------------------------------------------- @@ -430,10 +400,9 @@ class CI_DB_sqlite_driver extends CI_DB { /** * The error message string * - * @access private * @return string */ - function _error_message() + protected function _error_message() { return sqlite_error_string(sqlite_last_error($this->conn_id)); } @@ -443,10 +412,9 @@ class CI_DB_sqlite_driver extends CI_DB { /** * The error message number * - * @access private - * @return integer + * @return int */ - function _error_number() + protected function _error_number() { return sqlite_last_error($this->conn_id); } @@ -458,11 +426,10 @@ class CI_DB_sqlite_driver extends CI_DB { * * This function escapes column and table names * - * @access private * @param string * @return string */ - function _escape_identifiers($item) + public function _escape_identifiers($item) { if ($this->_escape_char == '') { @@ -473,24 +440,20 @@ class CI_DB_sqlite_driver extends CI_DB { { if (strpos($item, '.'.$id) !== FALSE) { - $str = $this->_escape_char. str_replace('.', $this->_escape_char.'.', $item); + $item = str_replace('.', $this->_escape_char.'.', $item); // remove duplicates if the user already included the escape - return preg_replace('/['.$this->_escape_char.']+/', $this->_escape_char, $str); + return preg_replace('/['.$this->_escape_char.']+/', $this->_escape_char, $this->_escape_char.$item); } } if (strpos($item, '.') !== FALSE) { - $str = $this->_escape_char.str_replace('.', $this->_escape_char.'.'.$this->_escape_char, $item).$this->_escape_char; - } - else - { - $str = $this->_escape_char.$item.$this->_escape_char; + $item = str_replace('.', $this->_escape_char.'.'.$this->_escape_char, $item); } // remove duplicates if the user already included the escape - return preg_replace('/['.$this->_escape_char.']+/', $this->_escape_char, $str); + return preg_replace('/['.$this->_escape_char.']+/', $this->_escape_char, $this->_escape_char.$item.$this->_escape_char); } // -------------------------------------------------------------------- @@ -501,11 +464,10 @@ class CI_DB_sqlite_driver extends CI_DB { * This function implicitly groups FROM tables so there is no confusion * about operator precedence in harmony with SQL standards * - * @access public * @param type * @return type */ - function _from_tables($tables) + protected function _from_tables($tables) { if ( ! is_array($tables)) { @@ -522,15 +484,14 @@ class CI_DB_sqlite_driver extends CI_DB { * * Generates a platform-specific insert string from the supplied data * - * @access public * @param string the table name * @param array the insert keys * @param array the insert values * @return string */ - function _insert($table, $keys, $values) + protected function _insert($table, $keys, $values) { - return "INSERT INTO ".$table." (".implode(', ', $keys).") VALUES (".implode(', ', $values).")"; + return 'INSERT INTO '.$table.' ('.implode(', ', $keys).') VALUES ('.implode(', ', $values).')'; } // -------------------------------------------------------------------- @@ -540,7 +501,6 @@ class CI_DB_sqlite_driver extends CI_DB { * * Generates a platform-specific update string from the supplied data * - * @access public * @param string the table name * @param array the update data * @param array the where clause @@ -548,24 +508,17 @@ class CI_DB_sqlite_driver extends CI_DB { * @param array the limit clause * @return string */ - function _update($table, $values, $where, $orderby = array(), $limit = FALSE) + protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE) { foreach ($values as $key => $val) { - $valstr[] = $key." = ".$val; + $valstr[] = $key.' = '.$val; } - $limit = ( ! $limit) ? '' : ' LIMIT '.$limit; - - $orderby = (count($orderby) >= 1)?' ORDER BY '.implode(", ", $orderby):''; - - $sql = "UPDATE ".$table." SET ".implode(', ', $valstr); - - $sql .= ($where != '' AND count($where) >=1) ? " WHERE ".implode(" ", $where) : ''; - - $sql .= $orderby.$limit; - - return $sql; + return 'UPDATE '.$table.' SET '.implode(', ', $valstr) + .(($where != '' && count($where) > 0) ? ' WHERE '.implode(' ', $where) : '') + .(count($orderby) > 0 ? ' ORDER BY '.implode(', ', $orderby) : '') + .( ! $limit ? '' : ' LIMIT '.$limit); } @@ -578,11 +531,10 @@ class CI_DB_sqlite_driver extends CI_DB { * If the database does not support the truncate() command * This function maps to "DELETE FROM table" * - * @access public * @param string the table name * @return string */ - function _truncate($table) + protected function _truncate($table) { return $this->_delete($table); } @@ -594,31 +546,27 @@ class CI_DB_sqlite_driver extends CI_DB { * * Generates a platform-specific delete string from the supplied data * - * @access public * @param string the table name * @param array the where clause * @param string the limit clause * @return string */ - function _delete($table, $where = array(), $like = array(), $limit = FALSE) + protected function _delete($table, $where = array(), $like = array(), $limit = FALSE) { $conditions = ''; if (count($where) > 0 OR count($like) > 0) { - $conditions = "\nWHERE "; - $conditions .= implode("\n", $this->ar_where); + $conditions = "\nWHERE ".implode("\n", $this->ar_where); if (count($where) > 0 && count($like) > 0) { - $conditions .= " AND "; + $conditions .= ' AND '; } $conditions .= implode("\n", $like); } - $limit = ( ! $limit) ? '' : ' LIMIT '.$limit; - - return "DELETE FROM ".$table.$conditions.$limit; + return 'DELETE FROM '.$table.$conditions.( ! $limit ? '' : ' LIMIT '.$limit); } // -------------------------------------------------------------------- @@ -628,24 +576,14 @@ class CI_DB_sqlite_driver extends CI_DB { * * Generates a platform-specific LIMIT clause * - * @access public * @param string the sql query string - * @param integer the number of rows to limit the query to - * @param integer the offset value + * @param int the number of rows to limit the query to + * @param int the offset value * @return string */ - function _limit($sql, $limit, $offset) + protected function _limit($sql, $limit, $offset) { - if ($offset == 0) - { - $offset = ''; - } - else - { - $offset .= ", "; - } - - return $sql."LIMIT ".$offset.$limit; + return $sql.'LIMIT '.($offset == 0 ? '' : ', ').$limit; } // -------------------------------------------------------------------- @@ -653,11 +591,10 @@ class CI_DB_sqlite_driver extends CI_DB { /** * Close DB Connection * - * @access public * @param resource * @return void */ - function _close($conn_id) + protected function _close($conn_id) { @sqlite_close($conn_id); } @@ -665,6 +602,5 @@ class CI_DB_sqlite_driver extends CI_DB { } - /* End of file sqlite_driver.php */ -/* Location: ./system/database/drivers/sqlite/sqlite_driver.php */ \ No newline at end of file +/* Location: ./system/database/drivers/sqlite/sqlite_driver.php */ diff --git a/system/database/drivers/sqlite/sqlite_forge.php b/system/database/drivers/sqlite/sqlite_forge.php index 2b723be0b..8bf1f2595 100644 --- a/system/database/drivers/sqlite/sqlite_forge.php +++ b/system/database/drivers/sqlite/sqlite_forge.php @@ -1,13 +1,13 @@ -db->database) OR ! @unlink($this->db->database)) { - if ($this->db->db_debug) - { - return $this->db->display_error('db_unable_to_drop'); - } - return FALSE; + return ($this->db->db_debug) ? $this->db->display_error('db_unable_to_drop') : FALSE; } + return TRUE; } // -------------------------------------------------------------------- @@ -76,15 +69,14 @@ class CI_DB_sqlite_forge extends CI_DB_forge { /** * Create Table * - * @access private * @param string the table name * @param array the fields * @param mixed primary key(s) * @param mixed key(s) - * @param boolean should 'IF NOT EXISTS' be added to the SQL + * @param bool should 'IF NOT EXISTS' be added to the SQL * @return bool */ - function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists) + public function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists) { $sql = 'CREATE TABLE '; @@ -94,54 +86,29 @@ class CI_DB_sqlite_forge extends CI_DB_forge { $sql .= 'IF NOT EXISTS '; } - $sql .= $this->db->_escape_identifiers($table)."("; + $sql .= $this->db->_escape_identifiers($table).'('; $current_field_count = 0; - foreach ($fields as $field=>$attributes) + foreach ($fields as $field => $attributes) { // Numeric field names aren't allowed in databases, so if the key is // numeric, we know it was assigned by PHP and the developer manually // entered the field information, so we'll simply add it to the list if (is_numeric($field)) { - $sql .= "\n\t$attributes"; + $sql .= "\n\t".$attributes; } else { $attributes = array_change_key_case($attributes, CASE_UPPER); - $sql .= "\n\t".$this->db->_protect_identifiers($field); - - $sql .= ' '.$attributes['TYPE']; - - if (array_key_exists('CONSTRAINT', $attributes)) - { - $sql .= '('.$attributes['CONSTRAINT'].')'; - } - - if (array_key_exists('UNSIGNED', $attributes) && $attributes['UNSIGNED'] === TRUE) - { - $sql .= ' UNSIGNED'; - } - - if (array_key_exists('DEFAULT', $attributes)) - { - $sql .= ' DEFAULT \''.$attributes['DEFAULT'].'\''; - } - - if (array_key_exists('NULL', $attributes) && $attributes['NULL'] === TRUE) - { - $sql .= ' NULL'; - } - else - { - $sql .= ' NOT NULL'; - } - - if (array_key_exists('AUTO_INCREMENT', $attributes) && $attributes['AUTO_INCREMENT'] === TRUE) - { - $sql .= ' AUTO_INCREMENT'; - } + $sql .= "\n\t".$this->db->protect_identifiers($field) + .' '.$attributes['TYPE'] + .(array_key_exists('CONSTRAINT', $attributes) ? '('.$attributes['CONSTRAINT'].')' : '') + .((array_key_exists('UNSIGNED', $attributes) && $attributes['UNSIGNED'] === TRUE) ? ' UNSIGNED' : '') + .(array_key_exists('DEFAULT', $attributes) ? ' DEFAULT \''.$attributes['DEFAULT'].'\'' : '') + .((array_key_exists('NULL', $attributes) && $attributes['NULL'] === TRUE) ? ' NULL' : ' NOT NULL') + .((array_key_exists('AUTO_INCREMENT', $attributes) && $attributes['AUTO_INCREMENT'] === TRUE) ? ' AUTO_INCREMENT' : ''); } // don't add a comma on the end of the last field @@ -153,8 +120,7 @@ class CI_DB_sqlite_forge extends CI_DB_forge { if (count($primary_keys) > 0) { - $primary_keys = $this->db->_protect_identifiers($primary_keys); - $sql .= ",\n\tPRIMARY KEY (" . implode(', ', $primary_keys) . ")"; + $sql .= ",\n\tPRIMARY KEY (".implode(', ', $this->db->protect_identifiers($primary_keys)).')'; } if (is_array($keys) && count($keys) > 0) @@ -163,20 +129,18 @@ class CI_DB_sqlite_forge extends CI_DB_forge { { if (is_array($key)) { - $key = $this->db->_protect_identifiers($key); + $key = $this->db->protect_identifiers($key); } else { - $key = array($this->db->_protect_identifiers($key)); + $key = array($this->db->protect_identifiers($key)); } - $sql .= ",\n\tUNIQUE (" . implode(', ', $key) . ")"; + $sql .= ",\n\tUNIQUE (".implode(', ', $key).')'; } } - $sql .= "\n)"; - - return $sql; + return $sql."\n)"; } // -------------------------------------------------------------------- @@ -184,18 +148,11 @@ class CI_DB_sqlite_forge extends CI_DB_forge { /** * Drop Table * - * Unsupported feature in SQLite - * - * @access private - * @return bool + * @return string */ - function _drop_table($table) + public function _drop_table($table) { - if ($this->db->db_debug) - { - return $this->db->display_error('db_unsuported_feature'); - } - return array(); + return 'DROP TABLE '.$table.' IF EXISTS'; } // -------------------------------------------------------------------- @@ -206,7 +163,6 @@ class CI_DB_sqlite_forge extends CI_DB_forge { * Generates a platform-specific query so that a table can be altered * Called by add_column(), drop_column(), and column_alter(), * - * @access private * @param string the ALTER type (ADD, DROP, CHANGE) * @param string the column name * @param string the table name @@ -214,44 +170,25 @@ class CI_DB_sqlite_forge extends CI_DB_forge { * @param string the default value * @param boolean should 'NOT NULL' be added * @param string the field after which we should add the new field - * @return object + * @return string */ - function _alter_table($alter_type, $table, $column_name, $column_definition = '', $default_value = '', $null = '', $after_field = '') + public function _alter_table($alter_type, $table, $column_name, $column_definition = '', $default_value = '', $null = '', $after_field = '') { - $sql = 'ALTER TABLE '.$this->db->_protect_identifiers($table)." $alter_type ".$this->db->_protect_identifiers($column_name); - - // DROP has everything it needs now. - if ($alter_type == 'DROP') + /* SQLite only supports adding new columns and it does + * NOT support the AFTER statement. Each new column will + * be added as the last one in the table. + */ + if ($alter_type !== 'ADD COLUMN') { - // SQLite does not support dropping columns - // http://www.sqlite.org/omitted.html - // http://www.sqlite.org/faq.html#q11 + // Not supported return FALSE; } - $sql .= " $column_definition"; - - if ($default_value != '') - { - $sql .= " DEFAULT \"$default_value\""; - } - - if ($null === NULL) - { - $sql .= ' NULL'; - } - else - { - $sql .= ' NOT NULL'; - } - - if ($after_field != '') - { - $sql .= ' AFTER ' . $this->db->_protect_identifiers($after_field); - } - - return $sql; - + return 'ALTER TABLE '.$this->db->protect_identifiers($table).' '.$alter_type.' '.$this->db->protect_identifiers($column_name) + .' '.$column_definition + .($default_value != '' ? ' DEFAULT "'.$default_value.'"' : '') + // If NOT NULL is specified, the field must have a DEFAULT value other than NULL + .(($null !== NULL && $default_value !== 'NULL') ? ' NOT NULL' : ' NULL'); } // -------------------------------------------------------------------- @@ -261,17 +198,15 @@ class CI_DB_sqlite_forge extends CI_DB_forge { * * Generates a platform-specific query so that a table can be renamed * - * @access private * @param string the old table name * @param string the new table name * @return string */ - function _rename_table($table_name, $new_table_name) + public function _rename_table($table_name, $new_table_name) { - $sql = 'ALTER TABLE '.$this->db->_protect_identifiers($table_name)." RENAME TO ".$this->db->_protect_identifiers($new_table_name); - return $sql; + return 'ALTER TABLE '.$this->db->protect_identifiers($table_name).' RENAME TO '.$this->db->protect_identifiers($new_table_name); } } /* End of file sqlite_forge.php */ -/* Location: ./system/database/drivers/sqlite/sqlite_forge.php */ \ No newline at end of file +/* Location: ./system/database/drivers/sqlite/sqlite_forge.php */ diff --git a/system/database/drivers/sqlite/sqlite_result.php b/system/database/drivers/sqlite/sqlite_result.php index 74c0dc549..91fe57ae1 100644 --- a/system/database/drivers/sqlite/sqlite_result.php +++ b/system/database/drivers/sqlite/sqlite_result.php @@ -1,13 +1,13 @@ -result_id); } @@ -54,10 +51,9 @@ class CI_DB_sqlite_result extends CI_DB_result { /** * Number of fields in the result set * - * @access public - * @return integer + * @return int */ - function num_fields() + public function num_fields() { return @sqlite_num_fields($this->result_id); } @@ -69,13 +65,12 @@ class CI_DB_sqlite_result extends CI_DB_result { * * Generates an array of column names * - * @access public * @return array */ - function list_fields() + public function list_fields() { $field_names = array(); - for ($i = 0; $i < $this->num_fields(); $i++) + for ($i = 0, $c = $this->num_fields(); $i < $c; $i++) { $field_names[] = sqlite_field_name($this->result_id, $i); } @@ -90,22 +85,19 @@ class CI_DB_sqlite_result extends CI_DB_result { * * Generates an array of objects containing field meta-data * - * @access public * @return array */ - function field_data() + public function field_data() { $retval = array(); - for ($i = 0; $i < $this->num_fields(); $i++) + for ($i = 0, $c = $this->num_fields(); $i < $c; $i++) { - $F = new stdClass(); - $F->name = sqlite_field_name($this->result_id, $i); - $F->type = 'varchar'; - $F->max_length = 0; - $F->primary_key = 0; - $F->default = ''; - - $retval[] = $F; + $retval[$i] = new stdClass(); + $retval[$i]->name = sqlite_field_name($this->result_id, $i); + $retval[$i]->type = 'varchar'; + $retval[$i]->max_length = 0; + $retval[$i]->primary_key = 0; + $retval[$i]->default = ''; } return $retval; @@ -116,11 +108,11 @@ class CI_DB_sqlite_result extends CI_DB_result { /** * Free the result * - * @return null + * @return void */ - function free_result() + public function free_result() { - // Not implemented in SQLite + // Not supported in SQLite } // -------------------------------------------------------------------- @@ -128,14 +120,13 @@ class CI_DB_sqlite_result extends CI_DB_result { /** * Data Seek * - * Moves the internal pointer to the desired offset. We call + * Moves the internal pointer to the desired offset. We call * this internally before fetching results to make sure the * result set starts at zero * - * @access private * @return array */ - function _data_seek($n = 0) + protected function _data_seek($n = 0) { return sqlite_seek($this->result_id, $n); } @@ -147,10 +138,9 @@ class CI_DB_sqlite_result extends CI_DB_result { * * Returns the result set as an array * - * @access private * @return array */ - function _fetch_assoc() + protected function _fetch_assoc() { return sqlite_fetch_array($this->result_id); } @@ -162,30 +152,20 @@ class CI_DB_sqlite_result extends CI_DB_result { * * Returns the result set as an object * - * @access private * @return object */ - function _fetch_object() + protected function _fetch_object() { if (function_exists('sqlite_fetch_object')) { return sqlite_fetch_object($this->result_id); } - else - { - $arr = sqlite_fetch_array($this->result_id, SQLITE_ASSOC); - if (is_array($arr)) - { - $obj = (object) $arr; - return $obj; - } else { - return NULL; - } - } + + $arr = sqlite_fetch_array($this->result_id, SQLITE_ASSOC); + return is_array($arr) ? (object) $arr : FALSE; } } - /* End of file sqlite_result.php */ -/* Location: ./system/database/drivers/sqlite/sqlite_result.php */ \ No newline at end of file +/* Location: ./system/database/drivers/sqlite/sqlite_result.php */ diff --git a/system/database/drivers/sqlite/sqlite_utility.php b/system/database/drivers/sqlite/sqlite_utility.php index f00687e38..358fe747f 100644 --- a/system/database/drivers/sqlite/sqlite_utility.php +++ b/system/database/drivers/sqlite/sqlite_utility.php @@ -1,13 +1,13 @@ -db_debug) - { - return $this->db->display_error('db_unsuported_feature'); - } - return array(); + return ($this->db_debug) ? $this->db->display_error('db_unsuported_feature') : FALSE; } // -------------------------------------------------------------------- @@ -61,14 +54,12 @@ class CI_DB_sqlite_utility extends CI_DB_utility { /** * Optimize table query * - * Is optimization even supported in SQLite? - * - * @access private * @param string the table name - * @return object + * @return bool */ - function _optimize_table($table) + public function _optimize_table($table) { + // Not supported return FALSE; } @@ -77,14 +68,13 @@ class CI_DB_sqlite_utility extends CI_DB_utility { /** * Repair table query * - * Are table repairs even supported in SQLite? * - * @access private * @param string the table name - * @return object + * @return bool */ - function _repair_table($table) + public function _repair_table($table) { + // Not supported return FALSE; } @@ -93,11 +83,10 @@ class CI_DB_sqlite_utility extends CI_DB_utility { /** * SQLite Export * - * @access private * @param array Preferences * @return mixed */ - function _backup($params = array()) + public function _backup($params = array()) { // Currently unsupported return $this->db->display_error('db_unsuported_feature'); @@ -105,4 +94,4 @@ class CI_DB_sqlite_utility extends CI_DB_utility { } /* End of file sqlite_utility.php */ -/* Location: ./system/database/drivers/sqlite/sqlite_utility.php */ \ No newline at end of file +/* Location: ./system/database/drivers/sqlite/sqlite_utility.php */ -- cgit v1.2.3-24-g4f1b From 7f55d6133b70346a428ae481d1fe57bf4d4d2320 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 26 Jan 2012 13:44:28 +0200 Subject: Improve the CUBRID database driver --- system/database/drivers/cubrid/cubrid_driver.php | 284 ++++++++-------------- system/database/drivers/cubrid/cubrid_forge.php | 136 ++++------- system/database/drivers/cubrid/cubrid_result.php | 68 ++---- system/database/drivers/cubrid/cubrid_utility.php | 35 +-- 4 files changed, 183 insertions(+), 340 deletions(-) (limited to 'system') diff --git a/system/database/drivers/cubrid/cubrid_driver.php b/system/database/drivers/cubrid/cubrid_driver.php index cde719eae..1cfaf3e42 100644 --- a/system/database/drivers/cubrid/cubrid_driver.php +++ b/system/database/drivers/cubrid/cubrid_driver.php @@ -1,13 +1,13 @@ -port == '') { - $this->port = self::DEFAULT_PORT; + // Default CUBRID broker port + $this->port = 33000; } + } + /** + * Non-persistent database connection + * + * @return resource + */ + public function db_connect() + { $conn = cubrid_connect($this->hostname, $this->port, $this->database, $this->username, $this->password); if ($conn) @@ -112,7 +109,7 @@ class CI_DB_cubrid_driver extends CI_DB { * @access private called by the base class * @return resource */ - function db_pconnect() + public function db_pconnect() { return $this->db_connect(); } @@ -125,10 +122,9 @@ class CI_DB_cubrid_driver extends CI_DB { * Keep / reestablish the db connection if no queries have been * sent for a length of time exceeding the server's idle timeout * - * @access public * @return void */ - function reconnect() + public function reconnect() { if (cubrid_ping($this->conn_id) === FALSE) { @@ -141,10 +137,9 @@ class CI_DB_cubrid_driver extends CI_DB { /** * Select the database * - * @access private called by the base class * @return resource */ - function db_select() + public function db_select() { // In CUBRID there is no need to select a database as the database // is chosen at the connection time. @@ -158,12 +153,11 @@ class CI_DB_cubrid_driver extends CI_DB { /** * Set client character set * - * @access public * @param string * @param string - * @return resource + * @return bool */ - function db_set_charset($charset, $collation) + public function db_set_charset($charset, $collation) { // In CUBRID, there is no need to set charset or collation. // This is why returning true will allow the application continue @@ -176,16 +170,10 @@ class CI_DB_cubrid_driver extends CI_DB { /** * Version number query string * - * @access public * @return string */ - function _version() + protected function _version() { - // To obtain the CUBRID Server version, no need to run the SQL query. - // CUBRID PHP API provides a function to determin this value. - // This is why we also need to add 'cubrid' value to the list of - // $driver_version_exceptions array in DB_driver class in - // version() function. return cubrid_get_server_info($this->conn_id); } @@ -194,11 +182,10 @@ class CI_DB_cubrid_driver extends CI_DB { /** * Execute the query * - * @access private called by the base class * @param string an SQL query * @return resource */ - function _execute($sql) + protected function _execute($sql) { $sql = $this->_prep_query($sql); return @cubrid_query($sql, $this->conn_id); @@ -211,11 +198,10 @@ class CI_DB_cubrid_driver extends CI_DB { * * If needed, each database adapter can prep the query string * - * @access private called by execute() * @param string an SQL query * @return string */ - function _prep_query($sql) + protected function _prep_query($sql) { // No need to prepare return $sql; @@ -226,18 +212,12 @@ class CI_DB_cubrid_driver extends CI_DB { /** * Begin Transaction * - * @access public * @return bool */ - function trans_begin($test_mode = FALSE) + public function trans_begin($test_mode = FALSE) { - if ( ! $this->trans_enabled) - { - return TRUE; - } - // When transactions are nested we only begin/commit/rollback the outermost ones - if ($this->_trans_depth > 0) + if ( ! $this->trans_enabled OR $this->_trans_depth > 0) { return TRUE; } @@ -245,7 +225,7 @@ class CI_DB_cubrid_driver extends CI_DB { // Reset the transaction failure flag. // If the $test_mode flag is set to TRUE transactions will be rolled back // even if the queries produce a successful result. - $this->_trans_failure = ($test_mode === TRUE) ? TRUE : FALSE; + $this->_trans_failure = ($test_mode === TRUE); if (cubrid_get_autocommit($this->conn_id)) { @@ -260,18 +240,12 @@ class CI_DB_cubrid_driver extends CI_DB { /** * Commit Transaction * - * @access public * @return bool */ - function trans_commit() + public function trans_commit() { - if ( ! $this->trans_enabled) - { - return TRUE; - } - // When transactions are nested we only begin/commit/rollback the outermost ones - if ($this->_trans_depth > 0) + if ( ! $this->trans_enabled OR $this->_trans_depth > 0) { return TRUE; } @@ -291,18 +265,12 @@ class CI_DB_cubrid_driver extends CI_DB { /** * Rollback Transaction * - * @access public * @return bool */ - function trans_rollback() + public function trans_rollback() { - if ( ! $this->trans_enabled) - { - return TRUE; - } - // When transactions are nested we only begin/commit/rollback the outermost ones - if ($this->_trans_depth > 0) + if ( ! $this->trans_enabled OR $this->_trans_depth > 0) { return TRUE; } @@ -322,12 +290,11 @@ class CI_DB_cubrid_driver extends CI_DB { /** * Escape String * - * @access public * @param string * @param bool whether or not the string will be used in a LIKE condition * @return string */ - function escape_str($str, $like = FALSE) + public function escape_str($str, $like = FALSE) { if (is_array($str)) { @@ -339,7 +306,7 @@ class CI_DB_cubrid_driver extends CI_DB { return $str; } - if (function_exists('cubrid_real_escape_string') AND is_resource($this->conn_id)) + if (function_exists('cubrid_real_escape_string') && is_resource($this->conn_id)) { $str = cubrid_real_escape_string($str, $this->conn_id); } @@ -351,7 +318,7 @@ class CI_DB_cubrid_driver extends CI_DB { // escape LIKE condition wildcards if ($like === TRUE) { - $str = str_replace(array('%', '_'), array('\\%', '\\_'), $str); + return str_replace(array('%', '_'), array('\\%', '\\_'), $str); } return $str; @@ -362,10 +329,9 @@ class CI_DB_cubrid_driver extends CI_DB { /** * Affected Rows * - * @access public - * @return integer + * @return int */ - function affected_rows() + public function affected_rows() { return @cubrid_affected_rows($this->conn_id); } @@ -375,10 +341,9 @@ class CI_DB_cubrid_driver extends CI_DB { /** * Insert ID * - * @access public - * @return integer + * @return int */ - function insert_id() + public function insert_id() { return @cubrid_insert_id($this->conn_id); } @@ -391,27 +356,24 @@ class CI_DB_cubrid_driver extends CI_DB { * Generates a platform-specific query string that counts all records in * the specified table * - * @access public * @param string - * @return string + * @return int */ - function count_all($table = '') + public function count_all($table = '') { if ($table == '') { return 0; } - - $query = $this->query($this->_count_string . $this->_protect_identifiers('numrows') . " FROM " . $this->_protect_identifiers($table, TRUE, NULL, FALSE)); - + $query = $this->query($this->_count_string.$this->_protect_identifiers('numrows').' FROM '.$this->_protect_identifiers($table, TRUE, NULL, FALSE)); if ($query->num_rows() == 0) { return 0; } - $row = $query->row(); + $query = $query->row(); $this->_reset_select(); - return (int) $row->numrows; + return (int) $query->numrows; } // -------------------------------------------------------------------- @@ -421,17 +383,16 @@ class CI_DB_cubrid_driver extends CI_DB { * * Generates a platform-specific query string so that the table names can be fetched * - * @access private * @param boolean * @return string */ - function _list_tables($prefix_limit = FALSE) + protected function _list_tables($prefix_limit = FALSE) { - $sql = "SHOW TABLES"; + $sql = 'SHOW TABLES'; - if ($prefix_limit !== FALSE AND $this->dbprefix != '') + if ($prefix_limit !== FALSE && $this->dbprefix != '') { - $sql .= " LIKE '".$this->escape_like_str($this->dbprefix)."%'"; + return $sql." LIKE '".$this->escape_like_str($this->dbprefix)."%'"; } return $sql; @@ -444,13 +405,12 @@ class CI_DB_cubrid_driver extends CI_DB { * * Generates a platform-specific query string so that the column names can be fetched * - * @access public * @param string the table name * @return string */ - function _list_columns($table = '') + protected function _list_columns($table = '') { - return "SHOW COLUMNS FROM ".$this->_protect_identifiers($table, TRUE, NULL, FALSE); + return 'SHOW COLUMNS FROM '.$this->_protect_identifiers($table, TRUE, NULL, FALSE); } // -------------------------------------------------------------------- @@ -460,13 +420,12 @@ class CI_DB_cubrid_driver extends CI_DB { * * Generates a platform-specific query so that the column data can be retrieved * - * @access public * @param string the table name - * @return object + * @return string */ - function _field_data($table) + protected function _field_data($table) { - return "SELECT * FROM ".$table." LIMIT 1"; + return 'SELECT * FROM '.$table.' LIMIT 1'; } // -------------------------------------------------------------------- @@ -474,10 +433,9 @@ class CI_DB_cubrid_driver extends CI_DB { /** * The error message string * - * @access private * @return string */ - function _error_message() + protected function _error_message() { return cubrid_error($this->conn_id); } @@ -487,10 +445,9 @@ class CI_DB_cubrid_driver extends CI_DB { /** * The error message number * - * @access private - * @return integer + * @return int */ - function _error_number() + protected function _error_number() { return cubrid_errno($this->conn_id); } @@ -502,11 +459,10 @@ class CI_DB_cubrid_driver extends CI_DB { * * This function escapes column and table names * - * @access private * @param string * @return string */ - function _escape_identifiers($item) + public function _escape_identifiers($item) { if ($this->_escape_char == '') { @@ -517,24 +473,20 @@ class CI_DB_cubrid_driver extends CI_DB { { if (strpos($item, '.'.$id) !== FALSE) { - $str = $this->_escape_char. str_replace('.', $this->_escape_char.'.', $item); + $item = str_replace('.', $this->_escape_char.'.', $item); // remove duplicates if the user already included the escape - return preg_replace('/['.$this->_escape_char.']+/', $this->_escape_char, $str); + return preg_replace('/['.$this->_escape_char.']+/', $this->_escape_char, $this->_escape_char.$item); } } if (strpos($item, '.') !== FALSE) { - $str = $this->_escape_char.str_replace('.', $this->_escape_char.'.'.$this->_escape_char, $item).$this->_escape_char; - } - else - { - $str = $this->_escape_char.$item.$this->_escape_char; + $item = str_replace('.', $this->_escape_char.'.'.$this->_escape_char, $item); } // remove duplicates if the user already included the escape - return preg_replace('/['.$this->_escape_char.']+/', $this->_escape_char, $str); + return preg_replace('/['.$this->_escape_char.']+/', $this->_escape_char, $this->_escape_char.$item.$this->_escape_char); } // -------------------------------------------------------------------- @@ -545,11 +497,10 @@ class CI_DB_cubrid_driver extends CI_DB { * This function implicitly groups FROM tables so there is no confusion * about operator precedence in harmony with SQL standards * - * @access public - * @param type - * @return type + * @param string the table name + * @return string */ - function _from_tables($tables) + protected function _from_tables($tables) { if ( ! is_array($tables)) { @@ -566,15 +517,14 @@ class CI_DB_cubrid_driver extends CI_DB { * * Generates a platform-specific insert string from the supplied data * - * @access public * @param string the table name * @param array the insert keys * @param array the insert values * @return string */ - function _insert($table, $keys, $values) + protected function _insert($table, $keys, $values) { - return "INSERT INTO ".$table." (\"".implode('", "', $keys)."\") VALUES (".implode(', ', $values).")"; + return 'INSERT INTO '.$table.' ("'.implode('", "', $keys).'") VALUES ('.implode(', ', $values).')'; } // -------------------------------------------------------------------- @@ -585,15 +535,14 @@ class CI_DB_cubrid_driver extends CI_DB { * * Generates a platform-specific replace string from the supplied data * - * @access public * @param string the table name * @param array the insert keys * @param array the insert values * @return string */ - function _replace($table, $keys, $values) + protected function _replace($table, $keys, $values) { - return "REPLACE INTO ".$table." (\"".implode('", "', $keys)."\") VALUES (".implode(', ', $values).")"; + return 'REPLACE INTO '.$table.' ("'.implode('", "', $keys).'") VALUES ('.implode(', ', $values).')'; } // -------------------------------------------------------------------- @@ -603,26 +552,23 @@ class CI_DB_cubrid_driver extends CI_DB { * * Generates a platform-specific insert string from the supplied data * - * @access public * @param string the table name * @param array the insert keys * @param array the insert values * @return string */ - function _insert_batch($table, $keys, $values) + protected function _insert_batch($table, $keys, $values) { - return "INSERT INTO ".$table." (\"".implode('", "', $keys)."\") VALUES ".implode(', ', $values); + return 'INSERT INTO '.$table.' ("'.implode('", "', $keys).'") VALUES '.implode(', ', $values); } // -------------------------------------------------------------------- - /** * Update statement * * Generates a platform-specific update string from the supplied data * - * @access public * @param string the table name * @param array the update data * @param array the where clause @@ -630,24 +576,17 @@ class CI_DB_cubrid_driver extends CI_DB { * @param array the limit clause * @return string */ - function _update($table, $values, $where, $orderby = array(), $limit = FALSE) + protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE) { foreach ($values as $key => $val) { $valstr[] = sprintf('"%s" = %s', $key, $val); } - $limit = ( ! $limit) ? '' : ' LIMIT '.$limit; - - $orderby = (count($orderby) >= 1)?' ORDER BY '.implode(", ", $orderby):''; - - $sql = "UPDATE ".$table." SET ".implode(', ', $valstr); - - $sql .= ($where != '' AND count($where) >=1) ? " WHERE ".implode(" ", $where) : ''; - - $sql .= $orderby.$limit; - - return $sql; + return 'UPDATE '.$table.' SET '.implode(', ', $valstr) + .(($where != '' && count($where) > 0) ? ' WHERE '.implode(' ', $where) : '') + .(count($orderby) > 0 ? ' ORDER BY '.implode(', ', $orderby) : '') + .( ! $limit ? '' : ' LIMIT '.$limit); } // -------------------------------------------------------------------- @@ -658,16 +597,15 @@ class CI_DB_cubrid_driver extends CI_DB { * * Generates a platform-specific batch update string from the supplied data * - * @access public * @param string the table name * @param array the update data * @param array the where clause * @return string */ - function _update_batch($table, $values, $index, $where = NULL) + protected function _update_batch($table, $values, $index, $where = NULL) { $ids = array(); - $where = ($where != '' AND count($where) >=1) ? implode(" ", $where).' AND ' : ''; + $where = ($where != '' && count($where) > 0) ? implode(' ', $where).' AND ' : ''; foreach ($values as $key => $val) { @@ -682,30 +620,23 @@ class CI_DB_cubrid_driver extends CI_DB { } } - $sql = "UPDATE ".$table." SET "; + $sql = 'UPDATE '.$table.' SET '; $cases = ''; foreach ($final as $k => $v) { - $cases .= $k.' = CASE '."\n"; - foreach ($v as $row) - { - $cases .= $row."\n"; - } - - $cases .= 'ELSE '.$k.' END, '; + $cases .= $k." = CASE \n" + .implode("\n", $v) + .'ELSE '.$k.' END, '; } - $sql .= substr($cases, 0, -2); - - $sql .= ' WHERE '.$where.$index.' IN ('.implode(',', $ids).')'; - - return $sql; + return $sql.substr($cases, 0, -2) + .' WHERE '.(($where != '' && count($where) > 0) ? implode(' ', $where).' AND ' : '') + .$index.' IN ('.implode(',', $ids).')'; } // -------------------------------------------------------------------- - /** * Truncate statement * @@ -713,13 +644,12 @@ class CI_DB_cubrid_driver extends CI_DB { * If the database does not support the truncate() command * This function maps to "DELETE FROM table" * - * @access public * @param string the table name * @return string */ - function _truncate($table) + protected function _truncate($table) { - return "TRUNCATE ".$table; + return 'TRUNCATE '.$table; } // -------------------------------------------------------------------- @@ -729,31 +659,27 @@ class CI_DB_cubrid_driver extends CI_DB { * * Generates a platform-specific delete string from the supplied data * - * @access public * @param string the table name * @param array the where clause * @param string the limit clause * @return string */ - function _delete($table, $where = array(), $like = array(), $limit = FALSE) + protected function _delete($table, $where = array(), $like = array(), $limit = FALSE) { $conditions = ''; if (count($where) > 0 OR count($like) > 0) { - $conditions = "\nWHERE "; - $conditions .= implode("\n", $this->ar_where); + $conditions = "\nWHERE ".implode("\n", $this->ar_where); if (count($where) > 0 && count($like) > 0) { - $conditions .= " AND "; + $conditions .= ' AND '; } $conditions .= implode("\n", $like); } - $limit = ( ! $limit) ? '' : ' LIMIT '.$limit; - - return "DELETE FROM ".$table.$conditions.$limit; + return 'DELETE FROM '.$table.$conditions.( ! $limit ? '' : ' LIMIT '.$limit); } // -------------------------------------------------------------------- @@ -763,24 +689,14 @@ class CI_DB_cubrid_driver extends CI_DB { * * Generates a platform-specific LIMIT clause * - * @access public * @param string the sql query string - * @param integer the number of rows to limit the query to - * @param integer the offset value + * @param int the number of rows to limit the query to + * @param int the offset value * @return string */ - function _limit($sql, $limit, $offset) + protected function _limit($sql, $limit, $offset) { - if ($offset == 0) - { - $offset = ''; - } - else - { - $offset .= ", "; - } - - return $sql."LIMIT ".$offset.$limit; + return $sql.'LIMIT '.($offset == 0 ? '' : ', ').$limit; } // -------------------------------------------------------------------- @@ -788,17 +704,15 @@ class CI_DB_cubrid_driver extends CI_DB { /** * Close DB Connection * - * @access public * @param resource * @return void */ - function _close($conn_id) + protected function _close($conn_id) { @cubrid_close($conn_id); } } - /* End of file cubrid_driver.php */ -/* Location: ./system/database/drivers/cubrid/cubrid_driver.php */ \ No newline at end of file +/* Location: ./system/database/drivers/cubrid/cubrid_driver.php */ diff --git a/system/database/drivers/cubrid/cubrid_forge.php b/system/database/drivers/cubrid/cubrid_forge.php index 85e740057..ce5aa2098 100644 --- a/system/database/drivers/cubrid/cubrid_forge.php +++ b/system/database/drivers/cubrid/cubrid_forge.php @@ -1,13 +1,13 @@ -$attributes) + foreach ($fields as $field => $attributes) { // Numeric field names aren't allowed in databases, so if the key is // numeric, we know it was assigned by PHP and the developer manually // entered the field information, so we'll simply add it to the list if (is_numeric($field)) { - $sql .= "\n\t$attributes"; + $sql .= "\n\t".$attributes; } else { $attributes = array_change_key_case($attributes, CASE_UPPER); - $sql .= "\n\t\"" . $this->db->_protect_identifiers($field) . "\""; - - if (array_key_exists('NAME', $attributes)) - { - $sql .= ' '.$this->db->_protect_identifiers($attributes['NAME']).' '; - } + $sql .= "\n\t\"".$this->db->protect_identifiers($field).'"' + .(array_key_exists('NAME', $attributes) ? ' '.$this->db->protect_identifiers($attributes['NAME']).' ' : ''); if (array_key_exists('TYPE', $attributes)) { @@ -113,9 +104,8 @@ class CI_DB_cubrid_forge extends CI_DB_forge { case 'numeric': $sql .= '('.implode(',', $attributes['CONSTRAINT']).')'; break; - case 'enum': // As of version 8.4.0 CUBRID does not support - // enum data type. - break; + case 'enum': // As of version 8.4.0 CUBRID does not support enum data type + break; case 'set': $sql .= '("'.implode('","', $attributes['CONSTRAINT']).'")'; break; @@ -125,36 +115,19 @@ class CI_DB_cubrid_forge extends CI_DB_forge { } } + /* As of version 8.4.0 CUBRID does not support UNSIGNED INTEGER data type. + * Will be supported in the next release as a part of MySQL Compatibility. + * if (array_key_exists('UNSIGNED', $attributes) && $attributes['UNSIGNED'] === TRUE) { - //$sql .= ' UNSIGNED'; - // As of version 8.4.0 CUBRID does not support UNSIGNED INTEGER data type. - // Will be supported in the next release as a part of MySQL Compatibility. - } - - if (array_key_exists('DEFAULT', $attributes)) - { - $sql .= ' DEFAULT \''.$attributes['DEFAULT'].'\''; - } - - if (array_key_exists('NULL', $attributes) && $attributes['NULL'] === TRUE) - { - $sql .= ' NULL'; - } - else - { - $sql .= ' NOT NULL'; + $sql .= ' UNSIGNED'; } + */ - if (array_key_exists('AUTO_INCREMENT', $attributes) && $attributes['AUTO_INCREMENT'] === TRUE) - { - $sql .= ' AUTO_INCREMENT'; - } - - if (array_key_exists('UNIQUE', $attributes) && $attributes['UNIQUE'] === TRUE) - { - $sql .= ' UNIQUE'; - } + $sql .= (array_key_exists('DEFAULT', $attributes) ? " DEFAULT '".$attributes['DEFAULT']."'" : '') + .((array_key_exists('NULL', $attributes) && $attributes['NULL'] === TRUE) ? ' NULL' : ' NOT NULL') + .((array_key_exists('AUTO_INCREMENT', $attributes) && $attributes['AUTO_INCREMENT'] === TRUE) ? ' AUTO_INCREMENT' : '') + .((array_key_exists('UNIQUE', $attributes) && $attributes['UNIQUE'] === TRUE) ? ' UNIQUE' : ''); } // don't add a comma on the end of the last field @@ -172,7 +145,6 @@ class CI_DB_cubrid_forge extends CI_DB_forge { /** * Create Table * - * @access private * @param string the table name * @param mixed the fields * @param mixed primary key(s) @@ -180,28 +152,24 @@ class CI_DB_cubrid_forge extends CI_DB_forge { * @param boolean should 'IF NOT EXISTS' be added to the SQL * @return bool */ - function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists) + public function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists) { $sql = 'CREATE TABLE '; + /* As of version 8.4.0 CUBRID does not support this SQL syntax. if ($if_not_exists === TRUE) { - //$sql .= 'IF NOT EXISTS '; - // As of version 8.4.0 CUBRID does not support this SQL syntax. + $sql .= 'IF NOT EXISTS '; } + */ - $sql .= $this->db->_escape_identifiers($table)." ("; - - $sql .= $this->_process_fields($fields); + $sql .= $this->db->_escape_identifiers($table).' ('.$this->_process_fields($fields); // If there is a PK defined if (count($primary_keys) > 0) { - $key_name = "pk_" . $table . "_" . - $this->db->_protect_identifiers(implode('_', $primary_keys)); - - $primary_keys = $this->db->_protect_identifiers($primary_keys); - $sql .= ",\n\tCONSTRAINT " . $key_name . " PRIMARY KEY(" . implode(', ', $primary_keys) . ")"; + $key_name = 'pk_'.$table.'_'.$this->db->protect_identifiers(implode('_', $primary_keys)); + $sql .= ",\n\tCONSTRAINT ".$key_name.' PRIMARY KEY('.implode(', ', $this->db->protect_identifiers($primary_keys)).')'; } if (is_array($keys) && count($keys) > 0) @@ -210,22 +178,20 @@ class CI_DB_cubrid_forge extends CI_DB_forge { { if (is_array($key)) { - $key_name = $this->db->_protect_identifiers(implode('_', $key)); - $key = $this->db->_protect_identifiers($key); + $key_name = $this->db->protect_identifiers(implode('_', $key)); + $key = $this->db->protect_identifiers($key); } else { - $key_name = $this->db->_protect_identifiers($key); + $key_name = $this->db->protect_identifiers($key); $key = array($key_name); } - - $sql .= ",\n\tKEY \"{$key_name}\" (" . implode(', ', $key) . ")"; + + $sql .= ",\n\tKEY ".$key_name.' ('.implode(', ', $key).')'; } } - $sql .= "\n);"; - - return $sql; + return $sql."\n);"; } // -------------------------------------------------------------------- @@ -233,12 +199,11 @@ class CI_DB_cubrid_forge extends CI_DB_forge { /** * Drop Table * - * @access private * @return string */ - function _drop_table($table) + public function _drop_table($table) { - return "DROP TABLE IF EXISTS ".$this->db->_escape_identifiers($table); + return 'DROP TABLE IF EXISTS '.$this->db->_escape_identifiers($table); } // -------------------------------------------------------------------- @@ -249,31 +214,24 @@ class CI_DB_cubrid_forge extends CI_DB_forge { * Generates a platform-specific query so that a table can be altered * Called by add_column(), drop_column(), and column_alter(), * - * @access private * @param string the ALTER type (ADD, DROP, CHANGE) * @param string the column name * @param array fields * @param string the field after which we should add the new field - * @return object + * @return string */ - function _alter_table($alter_type, $table, $fields, $after_field = '') + public function _alter_table($alter_type, $table, $fields, $after_field = '') { - $sql = 'ALTER TABLE '.$this->db->_protect_identifiers($table)." $alter_type "; + $sql = 'ALTER TABLE '.$this->db->protect_identifiers($table).' '.$alter_type.' '; // DROP has everything it needs now. - if ($alter_type == 'DROP') - { - return $sql.$this->db->_protect_identifiers($fields); - } - - $sql .= $this->_process_fields($fields); - - if ($after_field != '') + if ($alter_type === 'DROP') { - $sql .= ' AFTER ' . $this->db->_protect_identifiers($after_field); + return $sql.$this->db->protect_identifiers($fields); } - return $sql; + return $sql.$this->_process_fields($fields) + .($after_field != '' ? ' AFTER '.$this->db->protect_identifiers($after_field) : ''); } // -------------------------------------------------------------------- @@ -283,18 +241,16 @@ class CI_DB_cubrid_forge extends CI_DB_forge { * * Generates a platform-specific query so that a table can be renamed * - * @access private * @param string the old table name * @param string the new table name * @return string */ - function _rename_table($table_name, $new_table_name) + public function _rename_table($table_name, $new_table_name) { - $sql = 'RENAME TABLE '.$this->db->_protect_identifiers($table_name)." AS ".$this->db->_protect_identifiers($new_table_name); - return $sql; + return 'RENAME TABLE '.$this->db->protect_identifiers($table_name).' AS '.$this->db->protect_identifiers($new_table_name); } } /* End of file cubrid_forge.php */ -/* Location: ./system/database/drivers/cubrid/cubrid_forge.php */ \ No newline at end of file +/* Location: ./system/database/drivers/cubrid/cubrid_forge.php */ diff --git a/system/database/drivers/cubrid/cubrid_result.php b/system/database/drivers/cubrid/cubrid_result.php index 4c0fede10..7a72cdde4 100644 --- a/system/database/drivers/cubrid/cubrid_result.php +++ b/system/database/drivers/cubrid/cubrid_result.php @@ -1,13 +1,13 @@ -result_id); } @@ -54,10 +51,9 @@ class CI_DB_cubrid_result extends CI_DB_result { /** * Number of fields in the result set * - * @access public - * @return integer + * @return int */ - function num_fields() + public function num_fields() { return @cubrid_num_fields($this->result_id); } @@ -69,10 +65,9 @@ class CI_DB_cubrid_result extends CI_DB_result { * * Generates an array of column names * - * @access public * @return array */ - function list_fields() + public function list_fields() { return cubrid_column_names($this->result_id); } @@ -84,21 +79,18 @@ class CI_DB_cubrid_result extends CI_DB_result { * * Generates an array of objects containing field meta-data * - * @access public * @return array */ - function field_data() + public function field_data() { - $retval = array(); - - $tablePrimaryKeys = array(); + $retval = $tablePrimaryKeys = array(); while ($field = cubrid_fetch_field($this->result_id)) { - $F = new stdClass(); - $F->name = $field->name; - $F->type = $field->type; - $F->default = $field->def; + $F = new stdClass(); + $F->name = $field->name; + $F->type = $field->type; + $F->default = $field->def; $F->max_length = $field->max_length; // At this moment primary_key property is not returned when @@ -115,19 +107,18 @@ class CI_DB_cubrid_result extends CI_DB_result { // The query will search for exact single columns, thus // compound PK is not supported. $res = cubrid_query($this->conn_id, - "SELECT COUNT(*) FROM db_index WHERE class_name = '" . $field->table . - "' AND is_primary_key = 'YES' AND index_name = 'pk_" . - $field->table . "_" . $field->name . "'" - ); + "SELECT COUNT(*) FROM db_index WHERE class_name = '".$field->table + ."' AND is_primary_key = 'YES' AND index_name = 'pk_".$field->table.'_'.$field->name."'" + ); if ($res) { $row = cubrid_fetch_array($res, CUBRID_NUM); - $F->primary_key = ($row[0] > 0 ? 1 : null); + $F->primary_key = ($row[0] > 0 ? 1 : NULL); } else { - $F->primary_key = null; + $F->primary_key = NULL; } if (is_resource($res)) @@ -147,13 +138,12 @@ class CI_DB_cubrid_result extends CI_DB_result { /** * Free the result * - * @return null + * @return void */ - function free_result() + public function free_result() { - if(is_resource($this->result_id) || - get_resource_type($this->result_id) == "Unknown" && - preg_match('/Resource id #/', strval($this->result_id))) + if (is_resource($this->result_id) OR + (get_resource_type($this->result_id) === 'Unknown' && preg_match('/Resource id #/', strval($this->result_id)))) { cubrid_close_request($this->result_id); $this->result_id = FALSE; @@ -169,10 +159,9 @@ class CI_DB_cubrid_result extends CI_DB_result { * this internally before fetching results to make sure the * result set starts at zero * - * @access private * @return array */ - function _data_seek($n = 0) + protected function _data_seek($n = 0) { return cubrid_data_seek($this->result_id, $n); } @@ -184,10 +173,9 @@ class CI_DB_cubrid_result extends CI_DB_result { * * Returns the result set as an array * - * @access private * @return array */ - function _fetch_assoc() + protected function _fetch_assoc() { return cubrid_fetch_assoc($this->result_id); } @@ -199,16 +187,14 @@ class CI_DB_cubrid_result extends CI_DB_result { * * Returns the result set as an object * - * @access private * @return object */ - function _fetch_object() + protected function _fetch_object() { return cubrid_fetch_object($this->result_id); } } - /* End of file cubrid_result.php */ -/* Location: ./system/database/drivers/cubrid/cubrid_result.php */ \ No newline at end of file +/* Location: ./system/database/drivers/cubrid/cubrid_result.php */ diff --git a/system/database/drivers/cubrid/cubrid_utility.php b/system/database/drivers/cubrid/cubrid_utility.php index 750c0d8dd..dbfbe5f6b 100644 --- a/system/database/drivers/cubrid/cubrid_utility.php +++ b/system/database/drivers/cubrid/cubrid_utility.php @@ -1,13 +1,13 @@ -conn_id) - { - return "SELECT '" . $this->database . "'"; - } - else - { - return FALSE; - } + return "SELECT '".$this->database."'"; } // -------------------------------------------------------------------- @@ -66,12 +56,11 @@ class CI_DB_cubrid_utility extends CI_DB_utility { * * Generates a platform-specific query so that a table can be optimized * - * @access private * @param string the table name - * @return object + * @return bool * @link http://www.cubrid.org/manual/840/en/Optimize%20Database */ - function _optimize_table($table) + public function _optimize_table($table) { // No SQL based support in CUBRID as of version 8.4.0. Database or // table optimization can be performed using CUBRID Manager @@ -86,12 +75,11 @@ class CI_DB_cubrid_utility extends CI_DB_utility { * * Generates a platform-specific query so that a table can be repaired * - * @access private * @param string the table name - * @return object + * @return bool * @link http://www.cubrid.org/manual/840/en/Checking%20Database%20Consistency */ - function _repair_table($table) + public function _repair_table($table) { // Not supported in CUBRID as of version 8.4.0. Database or // table consistency can be checked using CUBRID Manager @@ -103,11 +91,10 @@ class CI_DB_cubrid_utility extends CI_DB_utility { /** * CUBRID Export * - * @access private * @param array Preferences * @return mixed */ - function _backup($params = array()) + public function _backup($params = array()) { // No SQL based support in CUBRID as of version 8.4.0. Database or // table backup can be performed using CUBRID Manager @@ -117,4 +104,4 @@ class CI_DB_cubrid_utility extends CI_DB_utility { } /* End of file cubrid_utility.php */ -/* Location: ./system/database/drivers/cubrid/cubrid_utility.php */ \ No newline at end of file +/* Location: ./system/database/drivers/cubrid/cubrid_utility.php */ -- cgit v1.2.3-24-g4f1b From 69a6093da35640482a8394ca66686e045304b0e3 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 26 Jan 2012 14:04:06 +0200 Subject: Replace array_key_exists() with isset() and ! empty() --- system/database/drivers/cubrid/cubrid_forge.php | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) (limited to 'system') diff --git a/system/database/drivers/cubrid/cubrid_forge.php b/system/database/drivers/cubrid/cubrid_forge.php index ce5aa2098..d277ca394 100644 --- a/system/database/drivers/cubrid/cubrid_forge.php +++ b/system/database/drivers/cubrid/cubrid_forge.php @@ -89,13 +89,13 @@ class CI_DB_cubrid_forge extends CI_DB_forge { $attributes = array_change_key_case($attributes, CASE_UPPER); $sql .= "\n\t\"".$this->db->protect_identifiers($field).'"' - .(array_key_exists('NAME', $attributes) ? ' '.$this->db->protect_identifiers($attributes['NAME']).' ' : ''); + .(isset($attributes['NAME']) ? ' '.$this->db->protect_identifiers($attributes['NAME']).' ' : ''); - if (array_key_exists('TYPE', $attributes)) + if ( ! empty($attributes['TYPE'])) { $sql .= ' '.$attributes['TYPE']; - if (array_key_exists('CONSTRAINT', $attributes)) + if (isset($attributes['CONSTRAINT'])) { switch ($attributes['TYPE']) { @@ -118,16 +118,16 @@ class CI_DB_cubrid_forge extends CI_DB_forge { /* As of version 8.4.0 CUBRID does not support UNSIGNED INTEGER data type. * Will be supported in the next release as a part of MySQL Compatibility. * - if (array_key_exists('UNSIGNED', $attributes) && $attributes['UNSIGNED'] === TRUE) + if (isset($attributes['UNSIGNED']) && $attributes['UNSIGNED'] === TRUE) { $sql .= ' UNSIGNED'; } */ - $sql .= (array_key_exists('DEFAULT', $attributes) ? " DEFAULT '".$attributes['DEFAULT']."'" : '') - .((array_key_exists('NULL', $attributes) && $attributes['NULL'] === TRUE) ? ' NULL' : ' NOT NULL') - .((array_key_exists('AUTO_INCREMENT', $attributes) && $attributes['AUTO_INCREMENT'] === TRUE) ? ' AUTO_INCREMENT' : '') - .((array_key_exists('UNIQUE', $attributes) && $attributes['UNIQUE'] === TRUE) ? ' UNIQUE' : ''); + $sql .= (isset($attributes['DEFAULT']) ? " DEFAULT '".$attributes['DEFAULT']."'" : '') + .((isset($attributes['NULL']) && $attributes['NULL'] === TRUE) ? ' NULL' : ' NOT NULL') + .((isset($attributes['AUTO_INCREMENT']) && $attributes['AUTO_INCREMENT'] === TRUE) ? ' AUTO_INCREMENT' : '') + .((isset($attributes['UNIQUE']) && $attributes['UNIQUE'] === TRUE) ? ' UNIQUE' : ''); } // don't add a comma on the end of the last field -- cgit v1.2.3-24-g4f1b From fb86295d7d49e7ddfba266fe9f7305fb44708d4f Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 26 Jan 2012 14:08:47 +0200 Subject: Replace array_key_exists() with isset() and ! empty() --- system/database/drivers/mssql/mssql_forge.php | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) (limited to 'system') diff --git a/system/database/drivers/mssql/mssql_forge.php b/system/database/drivers/mssql/mssql_forge.php index 65513f437..231284c7c 100644 --- a/system/database/drivers/mssql/mssql_forge.php +++ b/system/database/drivers/mssql/mssql_forge.php @@ -110,11 +110,11 @@ class CI_DB_mssql_forge extends CI_DB_forge { $sql .= "\n\t".$this->db->protect_identifiers($field) .' '.$attributes['TYPE'] - .(array_key_exists('CONSTRAINT', $attributes) ? '('.$attributes['CONSTRAINT'].')' : '') - .((array_key_exists('UNSIGNED', $attributes) && $attributes['UNSIGNED'] === TRUE) ? ' UNSIGNED' : '') - .(array_key_exists('DEFAULT', $attributes) ? ' DEFAULT \''.$attributes['DEFAULT'].'\'' : '') - .((array_key_exists('NULL', $attributes) && $attributes['NULL'] === TRUE) ? ' NULL' : ' NOT NULL') - .((array_key_exists('AUTO_INCREMENT', $attributes) && $attributes['AUTO_INCREMENT'] === TRUE) ? ' AUTO_INCREMENT' : ''); + .(isset($attributes['CONSTRAINT']) ? '('.$attributes['CONSTRAINT'].')' : '') + .((isset($attributes['UNSIGNED']) && $attributes['UNSIGNED'] === TRUE) ? ' UNSIGNED' : '') + .(isset($attributes['DEFAULT']) ? ' DEFAULT \''.$attributes['DEFAULT'].'\'' : '') + .((isset($attributes['NULL']) && $attributes['NULL'] === TRUE) ? ' NULL' : ' NOT NULL') + .((isset($attributes['AUTO_INCREMENT']) && $attributes['AUTO_INCREMENT'] === TRUE) ? ' AUTO_INCREMENT' : ''); } // don't add a comma on the end of the last field -- cgit v1.2.3-24-g4f1b From 85facfa42793cce480d2f49696c2d3e3096763f0 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 26 Jan 2012 14:12:14 +0200 Subject: Replace array_key_exists() with isset() and ! empty() --- system/database/drivers/oci8/oci8_driver.php | 2 +- system/database/drivers/oci8/oci8_forge.php | 8 ++++---- 2 files changed, 5 insertions(+), 5 deletions(-) (limited to 'system') diff --git a/system/database/drivers/oci8/oci8_driver.php b/system/database/drivers/oci8/oci8_driver.php index 9fce18674..700cde4b8 100644 --- a/system/database/drivers/oci8/oci8_driver.php +++ b/system/database/drivers/oci8/oci8_driver.php @@ -255,7 +255,7 @@ class CI_DB_oci8_driver extends CI_DB { { $sql .= $param['name'].','; - if (array_key_exists('type', $param) && ($param['type'] === OCI_B_CURSOR)) + if (isset($param['type']) && $param['type'] === OCI_B_CURSOR) { $have_cursor = TRUE; } diff --git a/system/database/drivers/oci8/oci8_forge.php b/system/database/drivers/oci8/oci8_forge.php index 661ec3a40..1dcc346d2 100644 --- a/system/database/drivers/oci8/oci8_forge.php +++ b/system/database/drivers/oci8/oci8_forge.php @@ -98,10 +98,10 @@ class CI_DB_oci8_forge extends CI_DB_forge { $attributes = array_change_key_case($attributes, CASE_UPPER); $sql .= "\n\t".$this->db->protect_identifiers($field).' '.$attributes['TYPE'] - .(array_key_exists('CONSTRAINT', $attributes) ? '('.$attributes['CONSTRAINT'].')' : '') - .((array_key_exists('UNSIGNED', $attributes) && $attributes['UNSIGNED'] === TRUE) ? ' UNSIGNED' : '') - .(array_key_exists('DEFAULT', $attributes) ? ' DEFAULT \''.$attributes['DEFAULT'].'\'' : '') - .((array_key_exists('NULL', $attributes) && $attributes['NULL'] === TRUE) ? ' NULL' : ' NOT NULL'); + .(isset($attributes['CONSTRAINT']) ? '('.$attributes['CONSTRAINT'].')' : '') + .((isset($attributes['UNSIGNED']) && $attributes['UNSIGNED'] === TRUE) ? ' UNSIGNED' : '') + .(isset($attributes['DEFAULT']) ? ' DEFAULT \''.$attributes['DEFAULT'].'\'' : '') + .((isset($attributes['NULL']) && $attributes['NULL'] === TRUE) ? ' NULL' : ' NOT NULL'); } // don't add a comma on the end of the last field -- cgit v1.2.3-24-g4f1b From 20ebf1459b6dc1449a545156b70e7cb2932fa9eb Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 26 Jan 2012 14:14:02 +0200 Subject: Replace array_key_exists() with isset() and ! empty() --- system/database/drivers/sqlite/sqlite_forge.php | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) (limited to 'system') diff --git a/system/database/drivers/sqlite/sqlite_forge.php b/system/database/drivers/sqlite/sqlite_forge.php index 8bf1f2595..5339f6e3e 100644 --- a/system/database/drivers/sqlite/sqlite_forge.php +++ b/system/database/drivers/sqlite/sqlite_forge.php @@ -104,11 +104,11 @@ class CI_DB_sqlite_forge extends CI_DB_forge { $sql .= "\n\t".$this->db->protect_identifiers($field) .' '.$attributes['TYPE'] - .(array_key_exists('CONSTRAINT', $attributes) ? '('.$attributes['CONSTRAINT'].')' : '') - .((array_key_exists('UNSIGNED', $attributes) && $attributes['UNSIGNED'] === TRUE) ? ' UNSIGNED' : '') - .(array_key_exists('DEFAULT', $attributes) ? ' DEFAULT \''.$attributes['DEFAULT'].'\'' : '') - .((array_key_exists('NULL', $attributes) && $attributes['NULL'] === TRUE) ? ' NULL' : ' NOT NULL') - .((array_key_exists('AUTO_INCREMENT', $attributes) && $attributes['AUTO_INCREMENT'] === TRUE) ? ' AUTO_INCREMENT' : ''); + .(isset($attributes['CONSTRAINT']) ? '('.$attributes['CONSTRAINT'].')' : '') + .((isset($attributes['UNSIGNED']) && $attributes['UNSIGNED'] === TRUE) ? ' UNSIGNED' : '') + .(isset($attributes['DEFAULT']) ? ' DEFAULT \''.$attributes['DEFAULT'].'\'' : '') + .((isset($attributes['NULL']) && $attributes['NULL'] === TRUE) ? ' NULL' : ' NOT NULL') + .((isset($attributes['AUTO_INCREMENT']) && $attributes['AUTO_INCREMENT'] === TRUE) ? ' AUTO_INCREMENT' : ''); } // don't add a comma on the end of the last field -- cgit v1.2.3-24-g4f1b From 79f675446b29a0006ea090ed03ed721fb18c5dc5 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 26 Jan 2012 14:15:53 +0200 Subject: Replace array_key_exists() with isset() --- system/database/drivers/sqlite3/sqlite3_forge.php | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) (limited to 'system') diff --git a/system/database/drivers/sqlite3/sqlite3_forge.php b/system/database/drivers/sqlite3/sqlite3_forge.php index 6398e48cd..43f08ed7a 100644 --- a/system/database/drivers/sqlite3/sqlite3_forge.php +++ b/system/database/drivers/sqlite3/sqlite3_forge.php @@ -113,11 +113,11 @@ class CI_DB_sqlite3_forge extends CI_DB_forge { $sql .= "\n\t".$this->db->protect_identifiers($field) .' '.$attributes['TYPE'] - .(array_key_exists('CONSTRAINT', $attributes) ? '('.$attributes['CONSTRAINT'].')' : '') - .((array_key_exists('UNSIGNED', $attributes) && $attributes['UNSIGNED'] === TRUE) ? ' UNSIGNED' : '') - .(array_key_exists('DEFAULT', $attributes) ? ' DEFAULT \''.$attributes['DEFAULT'].'\'' : '') - .((array_key_exists('NULL', $attributes) && $attributes['NULL'] === TRUE) ? ' NULL' : ' NOT NULL') - .((array_key_exists('AUTO_INCREMENT', $attributes) && $attributes['AUTO_INCREMENT'] === TRUE) ? ' AUTO_INCREMENT' : ''); + .(isset($attributes['CONSTRAINT']) ? '('.$attributes['CONSTRAINT'].')' : '') + .((isset($attributes['UNSIGNED']) && $attributes['UNSIGNED'] === TRUE) ? ' UNSIGNED' : '') + .(isset($attributes['DEFAULT']) ? ' DEFAULT \''.$attributes['DEFAULT'].'\'' : '') + .((isset($attributes['NULL']) && $attributes['NULL'] === TRUE) ? ' NULL' : ' NOT NULL') + .((isset($attributes['AUTO_INCREMENT']) && $attributes['AUTO_INCREMENT'] === TRUE) ? ' AUTO_INCREMENT' : ''); } // don't add a comma on the end of the last field -- cgit v1.2.3-24-g4f1b From 684ee3a330c90744b249b48212d85dfe4d3b1caf Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 26 Jan 2012 14:17:39 +0200 Subject: Replace array_key_exists() with isset() --- system/database/drivers/sqlsrv/sqlsrv_forge.php | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) (limited to 'system') diff --git a/system/database/drivers/sqlsrv/sqlsrv_forge.php b/system/database/drivers/sqlsrv/sqlsrv_forge.php index 1367ddc77..c0271f671 100644 --- a/system/database/drivers/sqlsrv/sqlsrv_forge.php +++ b/system/database/drivers/sqlsrv/sqlsrv_forge.php @@ -110,11 +110,11 @@ class CI_DB_sqlsrv_forge extends CI_DB_forge { $sql .= "\n\t".$this->db->protect_identifiers($field) .' '.$attributes['TYPE'] - .(array_key_exists('CONSTRAINT', $attributes) ? '('.$attributes['CONSTRAINT'].')' : '') - .((array_key_exists('UNSIGNED', $attributes) && $attributes['UNSIGNED'] === TRUE) ? ' UNSIGNED' : '') - .(array_key_exists('DEFAULT', $attributes) ? ' DEFAULT \''.$attributes['DEFAULT'].'\'' : '') - .((array_key_exists('NULL', $attributes) && $attributes['NULL'] === TRUE) ? ' NULL' : ' NOT NULL') - .((array_key_exists('AUTO_INCREMENT', $attributes) && $attributes['AUTO_INCREMENT'] === TRUE) ? ' AUTO_INCREMENT' : ''); + .(isset($attributes['CONSTRAINT']) ? '('.$attributes['CONSTRAINT'].')' : '') + .((isset($attributes['UNSIGNED']) && $attributes['UNSIGNED'] === TRUE) ? ' UNSIGNED' : '') + .(isset($attributes['DEFAULT']) ? ' DEFAULT \''.$attributes['DEFAULT'].'\'' : '') + .((isset($attributes['NULL']) && $attributes['NULL'] === TRUE) ? ' NULL' : ' NOT NULL') + .((isset($attributes['AUTO_INCREMENT']) && $attributes['AUTO_INCREMENT'] === TRUE) ? ' AUTO_INCREMENT' : ''); } // don't add a comma on the end of the last field -- cgit v1.2.3-24-g4f1b From c6953f4077fe3ee394abb37eaa0575527bd013cc Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 26 Jan 2012 14:43:16 +0200 Subject: Fix _limit() --- system/database/drivers/cubrid/cubrid_driver.php | 2 +- system/database/drivers/cubrid/cubrid_forge.php | 10 +++++----- 2 files changed, 6 insertions(+), 6 deletions(-) (limited to 'system') diff --git a/system/database/drivers/cubrid/cubrid_driver.php b/system/database/drivers/cubrid/cubrid_driver.php index 1cfaf3e42..b89746b7d 100644 --- a/system/database/drivers/cubrid/cubrid_driver.php +++ b/system/database/drivers/cubrid/cubrid_driver.php @@ -696,7 +696,7 @@ class CI_DB_cubrid_driver extends CI_DB { */ protected function _limit($sql, $limit, $offset) { - return $sql.'LIMIT '.($offset == 0 ? '' : ', ').$limit; + return $sql.'LIMIT '.($offset == 0 ? '' : $offset.', ').$limit; } // -------------------------------------------------------------------- diff --git a/system/database/drivers/cubrid/cubrid_forge.php b/system/database/drivers/cubrid/cubrid_forge.php index d277ca394..4b1c2839a 100644 --- a/system/database/drivers/cubrid/cubrid_forge.php +++ b/system/database/drivers/cubrid/cubrid_forge.php @@ -89,13 +89,13 @@ class CI_DB_cubrid_forge extends CI_DB_forge { $attributes = array_change_key_case($attributes, CASE_UPPER); $sql .= "\n\t\"".$this->db->protect_identifiers($field).'"' - .(isset($attributes['NAME']) ? ' '.$this->db->protect_identifiers($attributes['NAME']).' ' : ''); + .( ! empty($attributes['NAME']) ? ' '.$this->db->protect_identifiers($attributes['NAME']).' ' : ''); if ( ! empty($attributes['TYPE'])) { $sql .= ' '.$attributes['TYPE']; - if (isset($attributes['CONSTRAINT'])) + if ( ! empty($attributes['CONSTRAINT'])) { switch ($attributes['TYPE']) { @@ -125,9 +125,9 @@ class CI_DB_cubrid_forge extends CI_DB_forge { */ $sql .= (isset($attributes['DEFAULT']) ? " DEFAULT '".$attributes['DEFAULT']."'" : '') - .((isset($attributes['NULL']) && $attributes['NULL'] === TRUE) ? ' NULL' : ' NOT NULL') - .((isset($attributes['AUTO_INCREMENT']) && $attributes['AUTO_INCREMENT'] === TRUE) ? ' AUTO_INCREMENT' : '') - .((isset($attributes['UNIQUE']) && $attributes['UNIQUE'] === TRUE) ? ' UNIQUE' : ''); + .(( ! empty($attributes['NULL']) && $attributes['NULL'] === TRUE) ? ' NULL' : ' NOT NULL') + .(( ! empty($attributes['AUTO_INCREMENT']) && $attributes['AUTO_INCREMENT'] === TRUE) ? ' AUTO_INCREMENT' : '') + .(( ! empty($attributes['UNIQUE']) && $attributes['UNIQUE'] === TRUE) ? ' UNIQUE' : ''); } // don't add a comma on the end of the last field -- cgit v1.2.3-24-g4f1b From b537c4d32d109cef2ddf541aa976c3e96736bf06 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 26 Jan 2012 14:45:45 +0200 Subject: Fix _limit() --- system/database/drivers/sqlite/sqlite_driver.php | 2 +- system/database/drivers/sqlite/sqlite_forge.php | 8 ++++---- 2 files changed, 5 insertions(+), 5 deletions(-) (limited to 'system') diff --git a/system/database/drivers/sqlite/sqlite_driver.php b/system/database/drivers/sqlite/sqlite_driver.php index 96458e032..119722d2f 100644 --- a/system/database/drivers/sqlite/sqlite_driver.php +++ b/system/database/drivers/sqlite/sqlite_driver.php @@ -583,7 +583,7 @@ class CI_DB_sqlite_driver extends CI_DB { */ protected function _limit($sql, $limit, $offset) { - return $sql.'LIMIT '.($offset == 0 ? '' : ', ').$limit; + return $sql.'LIMIT '.($offset == 0 ? '' : $offset.', ').$limit; } // -------------------------------------------------------------------- diff --git a/system/database/drivers/sqlite/sqlite_forge.php b/system/database/drivers/sqlite/sqlite_forge.php index 5339f6e3e..99766878b 100644 --- a/system/database/drivers/sqlite/sqlite_forge.php +++ b/system/database/drivers/sqlite/sqlite_forge.php @@ -104,11 +104,11 @@ class CI_DB_sqlite_forge extends CI_DB_forge { $sql .= "\n\t".$this->db->protect_identifiers($field) .' '.$attributes['TYPE'] - .(isset($attributes['CONSTRAINT']) ? '('.$attributes['CONSTRAINT'].')' : '') - .((isset($attributes['UNSIGNED']) && $attributes['UNSIGNED'] === TRUE) ? ' UNSIGNED' : '') + .( ! empty($attributes['CONSTRAINT']) ? '('.$attributes['CONSTRAINT'].')' : '') + .(( ! empty($attributes['UNSIGNED']) && $attributes['UNSIGNED'] === TRUE) ? ' UNSIGNED' : '') .(isset($attributes['DEFAULT']) ? ' DEFAULT \''.$attributes['DEFAULT'].'\'' : '') - .((isset($attributes['NULL']) && $attributes['NULL'] === TRUE) ? ' NULL' : ' NOT NULL') - .((isset($attributes['AUTO_INCREMENT']) && $attributes['AUTO_INCREMENT'] === TRUE) ? ' AUTO_INCREMENT' : ''); + .(( ! empty($attributes['NULL']) && $attributes['NULL'] === TRUE) ? ' NULL' : ' NOT NULL') + .(( ! empty($attributes['AUTO_INCREMENT']) && $attributes['AUTO_INCREMENT'] === TRUE) ? ' AUTO_INCREMENT' : ''); } // don't add a comma on the end of the last field -- cgit v1.2.3-24-g4f1b From fe3428ae6c3a563e2ada653e3d099231827c2c3d Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 26 Jan 2012 14:47:29 +0200 Subject: Another minor improvement --- system/database/drivers/sqlite3/sqlite3_forge.php | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) (limited to 'system') diff --git a/system/database/drivers/sqlite3/sqlite3_forge.php b/system/database/drivers/sqlite3/sqlite3_forge.php index 43f08ed7a..68da7627e 100644 --- a/system/database/drivers/sqlite3/sqlite3_forge.php +++ b/system/database/drivers/sqlite3/sqlite3_forge.php @@ -113,11 +113,11 @@ class CI_DB_sqlite3_forge extends CI_DB_forge { $sql .= "\n\t".$this->db->protect_identifiers($field) .' '.$attributes['TYPE'] - .(isset($attributes['CONSTRAINT']) ? '('.$attributes['CONSTRAINT'].')' : '') - .((isset($attributes['UNSIGNED']) && $attributes['UNSIGNED'] === TRUE) ? ' UNSIGNED' : '') + .( ! empty($attributes['CONSTRAINT']) ? '('.$attributes['CONSTRAINT'].')' : '') + .(( ! empty($attributes['UNSIGNED']) && $attributes['UNSIGNED'] === TRUE) ? ' UNSIGNED' : '') .(isset($attributes['DEFAULT']) ? ' DEFAULT \''.$attributes['DEFAULT'].'\'' : '') - .((isset($attributes['NULL']) && $attributes['NULL'] === TRUE) ? ' NULL' : ' NOT NULL') - .((isset($attributes['AUTO_INCREMENT']) && $attributes['AUTO_INCREMENT'] === TRUE) ? ' AUTO_INCREMENT' : ''); + .(( ! empty($attributes['NULL']) && $attributes['NULL'] === TRUE) ? ' NULL' : ' NOT NULL') + .(( ! empty($attributes['AUTO_INCREMENT']) && $attributes['AUTO_INCREMENT'] === TRUE) ? ' AUTO_INCREMENT' : ''); } // don't add a comma on the end of the last field -- cgit v1.2.3-24-g4f1b From 993f932cb27f68ac4a3272502a823af0835b291c Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 26 Jan 2012 14:49:23 +0200 Subject: Another minor improvement and fix a possible false-positive --- system/database/drivers/sqlsrv/sqlsrv_driver.php | 2 +- system/database/drivers/sqlsrv/sqlsrv_forge.php | 8 ++++---- 2 files changed, 5 insertions(+), 5 deletions(-) (limited to 'system') diff --git a/system/database/drivers/sqlsrv/sqlsrv_driver.php b/system/database/drivers/sqlsrv/sqlsrv_driver.php index cdd178261..0c24ef38f 100644 --- a/system/database/drivers/sqlsrv/sqlsrv_driver.php +++ b/system/database/drivers/sqlsrv/sqlsrv_driver.php @@ -303,7 +303,7 @@ class CI_DB_sqlsrv_driver extends CI_DB { } $query = $this->query('SELECT COUNT(*) AS numrows FROM '.$this->dbprefix.$table); - if ($query->num_rows() === 0) + if ($query->num_rows() == 0) { return 0; } diff --git a/system/database/drivers/sqlsrv/sqlsrv_forge.php b/system/database/drivers/sqlsrv/sqlsrv_forge.php index c0271f671..3beb86b4e 100644 --- a/system/database/drivers/sqlsrv/sqlsrv_forge.php +++ b/system/database/drivers/sqlsrv/sqlsrv_forge.php @@ -110,11 +110,11 @@ class CI_DB_sqlsrv_forge extends CI_DB_forge { $sql .= "\n\t".$this->db->protect_identifiers($field) .' '.$attributes['TYPE'] - .(isset($attributes['CONSTRAINT']) ? '('.$attributes['CONSTRAINT'].')' : '') - .((isset($attributes['UNSIGNED']) && $attributes['UNSIGNED'] === TRUE) ? ' UNSIGNED' : '') + .( ! empty($attributes['CONSTRAINT']) ? '('.$attributes['CONSTRAINT'].')' : '') + .(( ! empty($attributes['UNSIGNED']) && $attributes['UNSIGNED'] === TRUE) ? ' UNSIGNED' : '') .(isset($attributes['DEFAULT']) ? ' DEFAULT \''.$attributes['DEFAULT'].'\'' : '') - .((isset($attributes['NULL']) && $attributes['NULL'] === TRUE) ? ' NULL' : ' NOT NULL') - .((isset($attributes['AUTO_INCREMENT']) && $attributes['AUTO_INCREMENT'] === TRUE) ? ' AUTO_INCREMENT' : ''); + .(( ! empty($attributes['NULL']) && $attributes['NULL'] === TRUE) ? ' NULL' : ' NOT NULL') + .(( ! empty($attributes['AUTO_INCREMENT']) && $attributes['AUTO_INCREMENT'] === TRUE) ? ' AUTO_INCREMENT' : ''); } // don't add a comma on the end of the last field -- cgit v1.2.3-24-g4f1b From b76029d8be1f2d98f1668d61e7f7ac3d9274b8f3 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 26 Jan 2012 15:13:19 +0200 Subject: Improve the ODBC database driver --- system/database/drivers/odbc/odbc_driver.php | 220 +++++++++----------------- system/database/drivers/odbc/odbc_forge.php | 143 +++++------------ system/database/drivers/odbc/odbc_result.php | 129 +++++++-------- system/database/drivers/odbc/odbc_utility.php | 44 ++---- 4 files changed, 185 insertions(+), 351 deletions(-) (limited to 'system') diff --git a/system/database/drivers/odbc/odbc_driver.php b/system/database/drivers/odbc/odbc_driver.php index 6ba39f0cd..a674c390e 100644 --- a/system/database/drivers/odbc/odbc_driver.php +++ b/system/database/drivers/odbc/odbc_driver.php @@ -1,13 +1,13 @@ -hostname, $this->username, $this->password); } @@ -83,10 +79,9 @@ class CI_DB_odbc_driver extends CI_DB { /** * Persistent database connection * - * @access private called by the base class * @return resource */ - function db_pconnect() + public function db_pconnect() { return @odbc_pconnect($this->hostname, $this->username, $this->password); } @@ -99,10 +94,9 @@ class CI_DB_odbc_driver extends CI_DB { * Keep / reestablish the db connection if no queries have been * sent for a length of time exceeding the server's idle timeout * - * @access public * @return void */ - function reconnect() + public function reconnect() { // not implemented in odbc } @@ -112,10 +106,9 @@ class CI_DB_odbc_driver extends CI_DB { /** * Select the database * - * @access private called by the base class * @return resource */ - function db_select() + public function db_select() { // Not needed for ODBC return TRUE; @@ -126,12 +119,11 @@ class CI_DB_odbc_driver extends CI_DB { /** * Set client character set * - * @access public * @param string * @param string - * @return resource + * @return bool */ - function db_set_charset($charset, $collation) + public function db_set_charset($charset, $collation) { // @todo - add support if needed return TRUE; @@ -142,12 +134,11 @@ class CI_DB_odbc_driver extends CI_DB { /** * Version number query string * - * @access public * @return string */ - function _version() + protected function _version() { - return "SELECT version() AS ver"; + return 'SELECT version() AS ver'; } // -------------------------------------------------------------------- @@ -155,14 +146,12 @@ class CI_DB_odbc_driver extends CI_DB { /** * Execute the query * - * @access private called by the base class * @param string an SQL query * @return resource */ - function _execute($sql) + protected function _execute($sql) { - $sql = $this->_prep_query($sql); - return @odbc_exec($this->conn_id, $sql); + return @odbc_exec($this->conn_id, $this->_prep_query($sql)); } // -------------------------------------------------------------------- @@ -172,11 +161,10 @@ class CI_DB_odbc_driver extends CI_DB { * * If needed, each database adapter can prep the query string * - * @access private called by execute() * @param string an SQL query * @return string */ - function _prep_query($sql) + protected function _prep_query($sql) { return $sql; } @@ -186,18 +174,12 @@ class CI_DB_odbc_driver extends CI_DB { /** * Begin Transaction * - * @access public * @return bool */ - function trans_begin($test_mode = FALSE) + public function trans_begin($test_mode = FALSE) { - if ( ! $this->trans_enabled) - { - return TRUE; - } - // When transactions are nested we only begin/commit/rollback the outermost ones - if ($this->_trans_depth > 0) + if ( ! $this->trans_enabled OR $this->_trans_depth > 0) { return TRUE; } @@ -205,7 +187,7 @@ class CI_DB_odbc_driver extends CI_DB { // Reset the transaction failure flag. // If the $test_mode flag is set to TRUE transactions will be rolled back // even if the queries produce a successful result. - $this->_trans_failure = ($test_mode === TRUE) ? TRUE : FALSE; + $this->_trans_failure = ($test_mode === TRUE); return odbc_autocommit($this->conn_id, FALSE); } @@ -215,18 +197,12 @@ class CI_DB_odbc_driver extends CI_DB { /** * Commit Transaction * - * @access public * @return bool */ - function trans_commit() + public function trans_commit() { - if ( ! $this->trans_enabled) - { - return TRUE; - } - // When transactions are nested we only begin/commit/rollback the outermost ones - if ($this->_trans_depth > 0) + if ( ! $this->trans_enabled OR $this->_trans_depth > 0) { return TRUE; } @@ -241,18 +217,12 @@ class CI_DB_odbc_driver extends CI_DB { /** * Rollback Transaction * - * @access public * @return bool */ - function trans_rollback() + public function trans_rollback() { - if ( ! $this->trans_enabled) - { - return TRUE; - } - // When transactions are nested we only begin/commit/rollback the outermost ones - if ($this->_trans_depth > 0) + if ( ! $this->trans_enabled OR $this->_trans_depth > 0) { return TRUE; } @@ -267,12 +237,11 @@ class CI_DB_odbc_driver extends CI_DB { /** * Escape String * - * @access public * @param string * @param bool whether or not the string will be used in a LIKE condition * @return string */ - function escape_str($str, $like = FALSE) + public function escape_str($str, $like = FALSE) { if (is_array($str)) { @@ -290,9 +259,9 @@ class CI_DB_odbc_driver extends CI_DB { // escape LIKE condition wildcards if ($like === TRUE) { - $str = str_replace( array('%', '_', $this->_like_escape_chr), - array($this->_like_escape_chr.'%', $this->_like_escape_chr.'_', $this->_like_escape_chr.$this->_like_escape_chr), - $str); + return str_replace(array('%', '_', $this->_like_escape_chr), + array($this->_like_escape_chr.'%', $this->_like_escape_chr.'_', $this->_like_escape_chr.$this->_like_escape_chr), + $str); } return $str; @@ -303,10 +272,9 @@ class CI_DB_odbc_driver extends CI_DB { /** * Affected Rows * - * @access public - * @return integer + * @return int */ - function affected_rows() + public function affected_rows() { return @odbc_num_rows($this->conn_id); } @@ -316,10 +284,9 @@ class CI_DB_odbc_driver extends CI_DB { /** * Insert ID * - * @access public - * @return integer + * @return int */ - function insert_id() + public function insert_id() { return @odbc_insert_id($this->conn_id); } @@ -332,27 +299,26 @@ class CI_DB_odbc_driver extends CI_DB { * Generates a platform-specific query string that counts all records in * the specified database * - * @access public * @param string - * @return string + * @return int */ - function count_all($table = '') + public function count_all($table = '') { if ($table == '') { return 0; } - $query = $this->query($this->_count_string . $this->_protect_identifiers('numrows') . " FROM " . $this->_protect_identifiers($table, TRUE, NULL, FALSE)); + $query = $this->query($this->_count_string.$this->_protect_identifiers('numrows').' FROM '.$this->_protect_identifiers($table, TRUE, NULL, FALSE)); if ($query->num_rows() == 0) { return 0; } - $row = $query->row(); + $query = $query->row(); $this->_reset_select(); - return (int) $row->numrows; + return (int) $query->numrows; } // -------------------------------------------------------------------- @@ -366,11 +332,11 @@ class CI_DB_odbc_driver extends CI_DB { * @param boolean * @return string */ - function _list_tables($prefix_limit = FALSE) + protected function _list_tables($prefix_limit = FALSE) { - $sql = "SHOW TABLES FROM `".$this->database."`"; + $sql = 'SHOW TABLES FROM `'.$this->database.'`'; - if ($prefix_limit !== FALSE AND $this->dbprefix != '') + if ($prefix_limit !== FALSE && $this->dbprefix != '') { //$sql .= " LIKE '".$this->escape_like_str($this->dbprefix)."%' ".sprintf($this->_like_escape_str, $this->_like_escape_chr); return FALSE; // not currently supported @@ -386,13 +352,12 @@ class CI_DB_odbc_driver extends CI_DB { * * Generates a platform-specific query string so that the column names can be fetched * - * @access public * @param string the table name * @return string */ - function _list_columns($table = '') + protected function _list_columns($table = '') { - return "SHOW COLUMNS FROM ".$table; + return 'SHOW COLUMNS FROM '.$table; } // -------------------------------------------------------------------- @@ -402,13 +367,12 @@ class CI_DB_odbc_driver extends CI_DB { * * Generates a platform-specific query so that the column data can be retrieved * - * @access public * @param string the table name - * @return object + * @return string */ - function _field_data($table) + protected function _field_data($table) { - return "SELECT TOP 1 FROM ".$table; + return 'SELECT TOP 1 FROM '.$table; } // -------------------------------------------------------------------- @@ -416,10 +380,9 @@ class CI_DB_odbc_driver extends CI_DB { /** * The error message string * - * @access private * @return string */ - function _error_message() + protected function _error_message() { return odbc_errormsg($this->conn_id); } @@ -429,10 +392,9 @@ class CI_DB_odbc_driver extends CI_DB { /** * The error message number * - * @access private - * @return integer + * @return int */ - function _error_number() + protected function _error_number() { return odbc_error($this->conn_id); } @@ -444,11 +406,10 @@ class CI_DB_odbc_driver extends CI_DB { * * This function escapes column and table names * - * @access private * @param string * @return string */ - function _escape_identifiers($item) + public function _escape_identifiers($item) { if ($this->_escape_char == '') { @@ -459,24 +420,20 @@ class CI_DB_odbc_driver extends CI_DB { { if (strpos($item, '.'.$id) !== FALSE) { - $str = $this->_escape_char. str_replace('.', $this->_escape_char.'.', $item); + $item = str_replace('.', $this->_escape_char.'.', $item); // remove duplicates if the user already included the escape - return preg_replace('/['.$this->_escape_char.']+/', $this->_escape_char, $str); + return preg_replace('/['.$this->_escape_char.']+/', $this->_escape_char, $this->_escape_char.$item); } } if (strpos($item, '.') !== FALSE) { - $str = $this->_escape_char.str_replace('.', $this->_escape_char.'.'.$this->_escape_char, $item).$this->_escape_char; - } - else - { - $str = $this->_escape_char.$item.$this->_escape_char; + $item = str_replace('.', $this->_escape_char.'.'.$this->_escape_char, $item); } // remove duplicates if the user already included the escape - return preg_replace('/['.$this->_escape_char.']+/', $this->_escape_char, $str); + return preg_replace('/['.$this->_escape_char.']+/', $this->_escape_char, $this->_escape_char.$item.$this->_escape_char); } // -------------------------------------------------------------------- @@ -487,11 +444,10 @@ class CI_DB_odbc_driver extends CI_DB { * This function implicitly groups FROM tables so there is no confusion * about operator precedence in harmony with SQL standards * - * @access public - * @param type - * @return type + * @param string the table name + * @return string */ - function _from_tables($tables) + protected function _from_tables($tables) { if ( ! is_array($tables)) { @@ -508,15 +464,14 @@ class CI_DB_odbc_driver extends CI_DB { * * Generates a platform-specific insert string from the supplied data * - * @access public * @param string the table name * @param array the insert keys * @param array the insert values * @return string */ - function _insert($table, $keys, $values) + protected function _insert($table, $keys, $values) { - return "INSERT INTO ".$table." (".implode(', ', $keys).") VALUES (".implode(', ', $values).")"; + return 'INSERT INTO '.$table.' ('.implode(', ', $keys).') VALUES ('.implode(', ', $values).')'; } // -------------------------------------------------------------------- @@ -526,7 +481,6 @@ class CI_DB_odbc_driver extends CI_DB { * * Generates a platform-specific update string from the supplied data * - * @access public * @param string the table name * @param array the update data * @param array the where clause @@ -534,24 +488,17 @@ class CI_DB_odbc_driver extends CI_DB { * @param array the limit clause * @return string */ - function _update($table, $values, $where, $orderby = array(), $limit = FALSE) + protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE) { foreach ($values as $key => $val) { - $valstr[] = $key." = ".$val; + $valstr[] = $key.' = '.$val; } - $limit = ( ! $limit) ? '' : ' LIMIT '.$limit; - - $orderby = (count($orderby) >= 1)?' ORDER BY '.implode(", ", $orderby):''; - - $sql = "UPDATE ".$table." SET ".implode(', ', $valstr); - - $sql .= ($where != '' AND count($where) >=1) ? " WHERE ".implode(" ", $where) : ''; - - $sql .= $orderby.$limit; - - return $sql; + return 'UPDATE '.$table.' SET '.implode(', ', $valstr) + .(($where != '' && count($where) > 0) ? ' WHERE '.implode(' ', $where) : '') + .(count($orderby) > 0 ? ' ORDER BY '.implode(', ', $orderby) : '') + .( ! $limit ? '' : ' LIMIT '.$limit); } @@ -564,11 +511,10 @@ class CI_DB_odbc_driver extends CI_DB { * If the database does not support the truncate() command * This function maps to "DELETE FROM table" * - * @access public * @param string the table name * @return string */ - function _truncate($table) + protected function _truncate($table) { return $this->_delete($table); } @@ -580,31 +526,27 @@ class CI_DB_odbc_driver extends CI_DB { * * Generates a platform-specific delete string from the supplied data * - * @access public * @param string the table name * @param array the where clause * @param string the limit clause * @return string */ - function _delete($table, $where = array(), $like = array(), $limit = FALSE) + protected function _delete($table, $where = array(), $like = array(), $limit = FALSE) { $conditions = ''; if (count($where) > 0 OR count($like) > 0) { - $conditions = "\nWHERE "; - $conditions .= implode("\n", $this->ar_where); + $conditions = "\nWHERE ".implode("\n", $this->ar_where); if (count($where) > 0 && count($like) > 0) { - $conditions .= " AND "; + $conditions .= ' AND '; } $conditions .= implode("\n", $like); } - $limit = ( ! $limit) ? '' : ' LIMIT '.$limit; - - return "DELETE FROM ".$table.$conditions.$limit; + return 'DELETE FROM '.$table.$conditions.( ! $limit ? '' : ' LIMIT '.$limit); } // -------------------------------------------------------------------- @@ -614,16 +556,14 @@ class CI_DB_odbc_driver extends CI_DB { * * Generates a platform-specific LIMIT clause * - * @access public * @param string the sql query string - * @param integer the number of rows to limit the query to - * @param integer the offset value + * @param int the number of rows to limit the query to + * @param int the offset value * @return string */ - function _limit($sql, $limit, $offset) + protected function _limit($sql, $limit, $offset) { - // Does ODBC doesn't use the LIMIT clause? - return $sql; + return $sql.($offset == 0 ? '' : $offset.', ').$limit; } // -------------------------------------------------------------------- @@ -631,19 +571,15 @@ class CI_DB_odbc_driver extends CI_DB { /** * Close DB Connection * - * @access public * @param resource * @return void */ - function _close($conn_id) + protected function _close($conn_id) { @odbc_close($conn_id); } - } - - /* End of file odbc_driver.php */ -/* Location: ./system/database/drivers/odbc/odbc_driver.php */ \ No newline at end of file +/* Location: ./system/database/drivers/odbc/odbc_driver.php */ diff --git a/system/database/drivers/odbc/odbc_forge.php b/system/database/drivers/odbc/odbc_forge.php index e0ec687c8..49e5c3e72 100644 --- a/system/database/drivers/odbc/odbc_forge.php +++ b/system/database/drivers/odbc/odbc_forge.php @@ -1,13 +1,13 @@ -db->db_debug) - { - return $this->db->display_error('db_unsuported_feature'); - } - return FALSE; + return ($this->db->db_debug) ? $this->db->display_error('db_unsuported_feature') : FALSE; } // -------------------------------------------------------------------- @@ -59,19 +52,14 @@ class CI_DB_odbc_forge extends CI_DB_forge { /** * Drop database * - * @access private * @param string the database name * @return bool */ - function _drop_database($name) + public function _drop_database($name) { // ODBC has no "drop database" command since it's // designed to connect to an existing database - if ($this->db->db_debug) - { - return $this->db->display_error('db_unsuported_feature'); - } - return FALSE; + return ($this->db->db_debug) ? $this->db->display_error('db_unsuported_feature') : FALSE; } // -------------------------------------------------------------------- @@ -79,7 +67,6 @@ class CI_DB_odbc_forge extends CI_DB_forge { /** * Create Table * - * @access private * @param string the table name * @param array the fields * @param mixed primary key(s) @@ -87,7 +74,7 @@ class CI_DB_odbc_forge extends CI_DB_forge { * @param boolean should 'IF NOT EXISTS' be added to the SQL * @return bool */ - function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists) + public function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists) { $sql = 'CREATE TABLE '; @@ -96,54 +83,29 @@ class CI_DB_odbc_forge extends CI_DB_forge { $sql .= 'IF NOT EXISTS '; } - $sql .= $this->db->_escape_identifiers($table)." ("; + $sql .= $this->db->_escape_identifiers($table).' ('; $current_field_count = 0; - foreach ($fields as $field=>$attributes) + foreach ($fields as $field => $attributes) { // Numeric field names aren't allowed in databases, so if the key is // numeric, we know it was assigned by PHP and the developer manually // entered the field information, so we'll simply add it to the list if (is_numeric($field)) { - $sql .= "\n\t$attributes"; + $sql .= "\n\t".$attributes; } else { $attributes = array_change_key_case($attributes, CASE_UPPER); - $sql .= "\n\t".$this->db->_protect_identifiers($field); - - $sql .= ' '.$attributes['TYPE']; - - if (array_key_exists('CONSTRAINT', $attributes)) - { - $sql .= '('.$attributes['CONSTRAINT'].')'; - } - - if (array_key_exists('UNSIGNED', $attributes) && $attributes['UNSIGNED'] === TRUE) - { - $sql .= ' UNSIGNED'; - } - - if (array_key_exists('DEFAULT', $attributes)) - { - $sql .= ' DEFAULT \''.$attributes['DEFAULT'].'\''; - } - - if (array_key_exists('NULL', $attributes) && $attributes['NULL'] === TRUE) - { - $sql .= ' NULL'; - } - else - { - $sql .= ' NOT NULL'; - } - - if (array_key_exists('AUTO_INCREMENT', $attributes) && $attributes['AUTO_INCREMENT'] === TRUE) - { - $sql .= ' AUTO_INCREMENT'; - } + $sql .= "\n\t".$this->db->protect_identifiers($field) + .' '.$attributes['TYPE'] + .( ! empty($attributes['CONSTRAINT']) ? '('.$attributes['CONSTRAINT'].')' : '') + .(( ! empty($attributes['UNSIGNED']) && $attributes['UNSIGNED'] === TRUE) ? ' UNSIGNED' : '') + .(isset($attributes['DEFAULT'], $attributes) ? " DEFAULT '".$attributes['DEFAULT']."'" : '') + .(( ! empty($attributes['NULL']) && $attributes['NULL'] === TRUE) ? ' NULL' : ' NOT NULL') + .(( ! empty($attributes['AUTO_INCREMENT']) && $attributes['AUTO_INCREMENT'] === TRUE) ? ' AUTO_INCREMENT' : ''); } // don't add a comma on the end of the last field @@ -155,8 +117,7 @@ class CI_DB_odbc_forge extends CI_DB_forge { if (count($primary_keys) > 0) { - $primary_keys = $this->db->_protect_identifiers($primary_keys); - $sql .= ",\n\tPRIMARY KEY (" . implode(', ', $primary_keys) . ")"; + $sql .= ",\n\tPRIMARY KEY (".implode(', ', $this->protect_identifiers($primary_keys)).')'; } if (is_array($keys) && count($keys) > 0) @@ -165,20 +126,18 @@ class CI_DB_odbc_forge extends CI_DB_forge { { if (is_array($key)) { - $key = $this->db->_protect_identifiers($key); + $key = $this->db->protect_identifiers($key); } else { - $key = array($this->db->_protect_identifiers($key)); + $key = array($this->db->protect_identifiers($key)); } - $sql .= ",\n\tFOREIGN KEY (" . implode(', ', $key) . ")"; + $sql .= ",\n\tFOREIGN KEY (".implode(', ', $key).')'; } } - $sql .= "\n)"; - - return $sql; + return $sql."\n)"; } // -------------------------------------------------------------------- @@ -186,17 +145,12 @@ class CI_DB_odbc_forge extends CI_DB_forge { /** * Drop Table * - * @access private * @return bool */ - function _drop_table($table) + public function _drop_table($table) { // Not a supported ODBC feature - if ($this->db->db_debug) - { - return $this->db->display_error('db_unsuported_feature'); - } - return FALSE; + return ($this->db->db_debug) ? $this->db->display_error('db_unsuported_feature') : FALSE; } // -------------------------------------------------------------------- @@ -207,49 +161,29 @@ class CI_DB_odbc_forge extends CI_DB_forge { * Generates a platform-specific query so that a table can be altered * Called by add_column(), drop_column(), and column_alter(), * - * @access private * @param string the ALTER type (ADD, DROP, CHANGE) * @param string the column name * @param string the table name * @param string the column definition * @param string the default value - * @param boolean should 'NOT NULL' be added + * @param bool should 'NOT NULL' be added * @param string the field after which we should add the new field - * @return object + * @return string */ - function _alter_table($alter_type, $table, $column_name, $column_definition = '', $default_value = '', $null = '', $after_field = '') + public function _alter_table($alter_type, $table, $column_name, $column_definition = '', $default_value = '', $null = '', $after_field = '') { - $sql = 'ALTER TABLE '.$this->db->_protect_identifiers($table)." $alter_type ".$this->db->_protect_identifiers($column_name); + $sql = 'ALTER TABLE '.$this->db->protect_identifiers($table).' '.$alter_type.' '.$this->db->protect_identifiers($column_name); // DROP has everything it needs now. - if ($alter_type == 'DROP') + if ($alter_type === 'DROP') { return $sql; } - $sql .= " $column_definition"; - - if ($default_value != '') - { - $sql .= " DEFAULT \"$default_value\""; - } - - if ($null === NULL) - { - $sql .= ' NULL'; - } - else - { - $sql .= ' NOT NULL'; - } - - if ($after_field != '') - { - $sql .= ' AFTER ' . $this->db->_protect_identifiers($after_field); - } - - return $sql; - + return $sql.' '.$column_definition + .($default_value != '' ? ' DEFAULT "'.$default_value.'"' : '') + .($null === NULL ? ' NULL' : ' NOT NULL') + .($after_field != '' ? ' AFTER '.$this->db->protect_identifiers($after_field) : ''); } @@ -260,19 +194,16 @@ class CI_DB_odbc_forge extends CI_DB_forge { * * Generates a platform-specific query so that a table can be renamed * - * @access private * @param string the old table name * @param string the new table name * @return string */ - function _rename_table($table_name, $new_table_name) + public function _rename_table($table_name, $new_table_name) { - $sql = 'ALTER TABLE '.$this->db->_protect_identifiers($table_name)." RENAME TO ".$this->db->_protect_identifiers($new_table_name); - return $sql; + return 'ALTER TABLE '.$this->db->protect_identifiers($table_name).' RENAME TO '.$this->db->protect_identifiers($new_table_name); } - } /* End of file odbc_forge.php */ -/* Location: ./system/database/drivers/odbc/odbc_forge.php */ \ No newline at end of file +/* Location: ./system/database/drivers/odbc/odbc_forge.php */ diff --git a/system/database/drivers/odbc/odbc_result.php b/system/database/drivers/odbc/odbc_result.php index ba660856e..509c77a1b 100644 --- a/system/database/drivers/odbc/odbc_result.php +++ b/system/database/drivers/odbc/odbc_result.php @@ -1,13 +1,13 @@ -result_id); } - // -------------------------------------------------------------------- - /** * Number of fields in the result set * - * @access public - * @return integer + * @return int */ - function num_fields() + public function num_fields() { return @odbc_num_fields($this->result_id); } @@ -69,13 +63,12 @@ class CI_DB_odbc_result extends CI_DB_result { * * Generates an array of column names * - * @access public * @return array */ - function list_fields() + public function list_fields() { $field_names = array(); - for ($i = 0; $i < $this->num_fields(); $i++) + for ($i = 0, $c = $this->num_fields(); $i < $c; $i++) { $field_names[] = odbc_field_name($this->result_id, $i); } @@ -90,22 +83,19 @@ class CI_DB_odbc_result extends CI_DB_result { * * Generates an array of objects containing field meta-data * - * @access public * @return array */ - function field_data() + public function field_data() { $retval = array(); - for ($i = 0; $i < $this->num_fields(); $i++) + for ($i = 0, $c = $this->num_fields(); $i < $c; $i++) { - $F = new stdClass(); - $F->name = odbc_field_name($this->result_id, $i); - $F->type = odbc_field_type($this->result_id, $i); - $F->max_length = odbc_field_len($this->result_id, $i); - $F->primary_key = 0; - $F->default = ''; - - $retval[] = $F; + $retval[$i] = new stdClass(); + $retval[$i]->name = odbc_field_name($this->result_id, $i); + $retval[$i]->type = odbc_field_type($this->result_id, $i); + $retval[$i]->max_length = odbc_field_len($this->result_id, $i); + $retval[$i]->primary_key = 0; + $retval[$i]->default = ''; } return $retval; @@ -116,9 +106,9 @@ class CI_DB_odbc_result extends CI_DB_result { /** * Free the result * - * @return null + * @return void */ - function free_result() + public function free_result() { if (is_resource($this->result_id)) { @@ -132,15 +122,15 @@ class CI_DB_odbc_result extends CI_DB_result { /** * Data Seek * - * Moves the internal pointer to the desired offset. We call + * Moves the internal pointer to the desired offset. We call * this internally before fetching results to make sure the * result set starts at zero * - * @access private * @return array */ - function _data_seek($n = 0) + protected function _data_seek($n = 0) { + // Not supported return FALSE; } @@ -151,19 +141,13 @@ class CI_DB_odbc_result extends CI_DB_result { * * Returns the result set as an array * - * @access private * @return array */ - function _fetch_assoc() + protected function _fetch_assoc() { - if (function_exists('odbc_fetch_object')) - { - return odbc_fetch_array($this->result_id); - } - else - { - return $this->_odbc_fetch_array($this->result_id); - } + return function_exists('odbc_fetch_object') + ? odbc_fetch_array($this->result_id) + : $this->_odbc_fetch_array($this->result_id); } // -------------------------------------------------------------------- @@ -173,40 +157,38 @@ class CI_DB_odbc_result extends CI_DB_result { * * Returns the result set as an object * - * @access private * @return object */ - function _fetch_object() + protected function _fetch_object() { - if (function_exists('odbc_fetch_object')) - { - return odbc_fetch_object($this->result_id); - } - else - { - return $this->_odbc_fetch_object($this->result_id); - } + return function_exists('odbc_fetch_object') + ? odbc_fetch_object($this->result_id) + : $this->_odbc_fetch_object($this->result_id); } - /** * Result - object * * subsititutes the odbc_fetch_object function when * not available (odbc_fetch_object requires unixODBC) * - * @access private * @return object */ - function _odbc_fetch_object(& $odbc_result) { + private function _odbc_fetch_object(& $odbc_result) + { $rs = array(); - $rs_obj = FALSE; - if (odbc_fetch_into($odbc_result, $rs)) { - foreach ($rs as $k=>$v) { - $field_name= odbc_field_name($odbc_result, $k+1); - $rs_obj->$field_name = $v; - } + if ( ! odbc_fetch_into($odbc_result, $rs)) + { + return FALSE; } + + $rs_obj = new stdClass(); + foreach ($rs as $k => $v) + { + $field_name = odbc_field_name($odbc_result, $k+1); + $rs_obj->$field_name = $v; + } + return $rs_obj; } @@ -217,24 +199,27 @@ class CI_DB_odbc_result extends CI_DB_result { * subsititutes the odbc_fetch_array function when * not available (odbc_fetch_array requires unixODBC) * - * @access private * @return array */ - function _odbc_fetch_array(& $odbc_result) { + private function _odbc_fetch_array(& $odbc_result) + { $rs = array(); - $rs_assoc = FALSE; - if (odbc_fetch_into($odbc_result, $rs)) { - $rs_assoc=array(); - foreach ($rs as $k=>$v) { - $field_name= odbc_field_name($odbc_result, $k+1); - $rs_assoc[$field_name] = $v; - } + if ( ! odbc_fetch_into($odbc_result, $rs)) + { + return FALSE; + } + + $rs_assoc = array(); + foreach ($rs as $k => $v) + { + $field_name = odbc_field_name($odbc_result, $k+1); + $rs_assoc[$field_name] = $v; } + return $rs_assoc; } } - /* End of file odbc_result.php */ -/* Location: ./system/database/drivers/odbc/odbc_result.php */ \ No newline at end of file +/* Location: ./system/database/drivers/odbc/odbc_result.php */ diff --git a/system/database/drivers/odbc/odbc_utility.php b/system/database/drivers/odbc/odbc_utility.php index bae3fe853..e71bc5a03 100644 --- a/system/database/drivers/odbc/odbc_utility.php +++ b/system/database/drivers/odbc/odbc_utility.php @@ -1,13 +1,13 @@ -db->db_debug) - { - return $this->db->display_error('db_unsuported_feature'); - } - return FALSE; + return ($this->db->db_debug) ? $this->db->display_error('db_unsuported_feature') : FALSE; } // -------------------------------------------------------------------- @@ -59,18 +52,13 @@ class CI_DB_odbc_utility extends CI_DB_utility { * * Generates a platform-specific query so that a table can be optimized * - * @access private * @param string the table name - * @return object + * @return bool */ - function _optimize_table($table) + public function _optimize_table($table) { // Not a supported ODBC feature - if ($this->db->db_debug) - { - return $this->db->display_error('db_unsuported_feature'); - } - return FALSE; + return ($this->db->db_debug) ? $this->db->display_error('db_unsuported_feature') : FALSE; } // -------------------------------------------------------------------- @@ -80,18 +68,13 @@ class CI_DB_odbc_utility extends CI_DB_utility { * * Generates a platform-specific query so that a table can be repaired * - * @access private * @param string the table name - * @return object + * @return bool */ - function _repair_table($table) + public function _repair_table($table) { // Not a supported ODBC feature - if ($this->db->db_debug) - { - return $this->db->display_error('db_unsuported_feature'); - } - return FALSE; + return ($this->db->db_debug) ? $this->db->display_error('db_unsuported_feature') : FALSE; } // -------------------------------------------------------------------- @@ -99,11 +82,10 @@ class CI_DB_odbc_utility extends CI_DB_utility { /** * ODBC Export * - * @access private * @param array Preferences * @return mixed */ - function _backup($params = array()) + public function _backup($params = array()) { // Currently unsupported return $this->db->display_error('db_unsuported_feature'); @@ -112,4 +94,4 @@ class CI_DB_odbc_utility extends CI_DB_utility { } /* End of file odbc_utility.php */ -/* Location: ./system/database/drivers/odbc/odbc_utility.php */ \ No newline at end of file +/* Location: ./system/database/drivers/odbc/odbc_utility.php */ -- cgit v1.2.3-24-g4f1b From 214583f1ba4c026141e595dac5868d5074095a7e Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 26 Jan 2012 16:39:09 +0200 Subject: Improve the PostgreSQL database driver --- system/database/drivers/postgre/postgre_driver.php | 357 ++++++++++----------- system/database/drivers/postgre/postgre_forge.php | 136 +++----- system/database/drivers/postgre/postgre_result.php | 60 ++-- .../database/drivers/postgre/postgre_utility.php | 33 +- 4 files changed, 257 insertions(+), 329 deletions(-) (limited to 'system') diff --git a/system/database/drivers/postgre/postgre_driver.php b/system/database/drivers/postgre/postgre_driver.php index 42329bded..8b8f33371 100644 --- a/system/database/drivers/postgre/postgre_driver.php +++ b/system/database/drivers/postgre/postgre_driver.php @@ -1,13 +1,13 @@ - 'host', - 'port' => 'port', - 'database' => 'dbname', - 'username' => 'user', - 'password' => 'password' - ); - - $connect_string = ""; + 'hostname' => 'host', + 'port' => 'port', + 'database' => 'dbname', + 'username' => 'user', + 'password' => 'password' + ); + foreach ($components as $key => $val) { if (isset($this->$key) && $this->$key != '') { - $connect_string .= " $val=".$this->$key; + $this->_pg_dsn .= $val.'='.$this->$key.' '; } } - return trim($connect_string); + + if (strlen($this->_pg_dsn) > 0) + { + $this->_pg_dsn = rtrim($this->_pg_dsn); + } } // -------------------------------------------------------------------- @@ -90,12 +97,17 @@ class CI_DB_postgre_driver extends CI_DB { /** * Non-persistent database connection * - * @access private called by the base class * @return resource */ - function db_connect() + public function db_connect() { - return @pg_connect($this->_connect_string()); + $ret = @pg_connect($this->_pg_dsn); + if (is_resource($ret) && $this->char_set != '') + { + pg_set_client_encoding($ret, $this->char_set); + } + + return $ret; } // -------------------------------------------------------------------- @@ -103,12 +115,17 @@ class CI_DB_postgre_driver extends CI_DB { /** * Persistent database connection * - * @access private called by the base class * @return resource */ - function db_pconnect() + public function db_pconnect() { - return @pg_pconnect($this->_connect_string()); + $ret = @pg_pconnect($this->_pg_dsn); + if (is_resource($ret) && $this->char_set != '') + { + pg_set_client_encoding($ret, $this->char_set); + } + + return $ret; } // -------------------------------------------------------------------- @@ -119,10 +136,9 @@ class CI_DB_postgre_driver extends CI_DB { * Keep / reestablish the db connection if no queries have been * sent for a length of time exceeding the server's idle timeout * - * @access public * @return void */ - function reconnect() + public function reconnect() { if (pg_ping($this->conn_id) === FALSE) { @@ -135,10 +151,9 @@ class CI_DB_postgre_driver extends CI_DB { /** * Select the database * - * @access private called by the base class * @return resource */ - function db_select() + public function db_select() { // Not needed for Postgre so we'll return TRUE return TRUE; @@ -149,15 +164,35 @@ class CI_DB_postgre_driver extends CI_DB { /** * Set client character set * - * @access public * @param string * @param string - * @return resource + * @return bool */ - function db_set_charset($charset, $collation) + public function db_set_charset($charset, $collation) { - // @todo - add support if needed - return TRUE; + return (pg_set_client_encoding($this->conn_id, $charset) === 0); + } + + // -------------------------------------------------------------------- + + /** + * Database version + * + * This method overrides the one from the base class, as if PHP was + * compiled with PostgreSQL version >= 7.4 libraries, we have a native + * function to get the server's version. + * + * @return string + */ + + public function version() + { + $version = pg_version($this->conn_id); + + /* If we don't have the server version string - fall back to + * the base driver class' method + */ + return isset($version['server']) ? $version['server'] : parent::version(); } // -------------------------------------------------------------------- @@ -165,12 +200,11 @@ class CI_DB_postgre_driver extends CI_DB { /** * Version number query string * - * @access public * @return string */ - function _version() + protected function _version() { - return "SELECT version() AS ver"; + return 'SELECT version() AS ver'; } // -------------------------------------------------------------------- @@ -178,14 +212,12 @@ class CI_DB_postgre_driver extends CI_DB { /** * Execute the query * - * @access private called by the base class * @param string an SQL query * @return resource */ - function _execute($sql) + protected function _execute($sql) { - $sql = $this->_prep_query($sql); - return @pg_query($this->conn_id, $sql); + return @pg_query($this->conn_id, $this->_prep_query($sql)); } // -------------------------------------------------------------------- @@ -195,11 +227,10 @@ class CI_DB_postgre_driver extends CI_DB { * * If needed, each database adapter can prep the query string * - * @access private called by execute() * @param string an SQL query * @return string */ - function _prep_query($sql) + protected function _prep_query($sql) { return $sql; } @@ -209,18 +240,13 @@ class CI_DB_postgre_driver extends CI_DB { /** * Begin Transaction * - * @access public + * @param bool * @return bool */ - function trans_begin($test_mode = FALSE) + public function trans_begin($test_mode = FALSE) { - if ( ! $this->trans_enabled) - { - return TRUE; - } - // When transactions are nested we only begin/commit/rollback the outermost ones - if ($this->_trans_depth > 0) + if ( ! $this->trans_enabled OR $this->_trans_depth > 0) { return TRUE; } @@ -228,9 +254,9 @@ class CI_DB_postgre_driver extends CI_DB { // Reset the transaction failure flag. // If the $test_mode flag is set to TRUE transactions will be rolled back // even if the queries produce a successful result. - $this->_trans_failure = ($test_mode === TRUE) ? TRUE : FALSE; + $this->_trans_failure = ($test_mode === TRUE); - return @pg_exec($this->conn_id, "begin"); + return (bool) @pg_query($this->conn_id, 'BEGIN'); } // -------------------------------------------------------------------- @@ -238,23 +264,17 @@ class CI_DB_postgre_driver extends CI_DB { /** * Commit Transaction * - * @access public * @return bool */ - function trans_commit() + public function trans_commit() { - if ( ! $this->trans_enabled) - { - return TRUE; - } - // When transactions are nested we only begin/commit/rollback the outermost ones - if ($this->_trans_depth > 0) + if ( ! $this->trans_enabled OR $this->_trans_depth > 0) { return TRUE; } - return @pg_exec($this->conn_id, "commit"); + return (bool) @pg_query($this->conn_id, 'COMMIT'); } // -------------------------------------------------------------------- @@ -262,23 +282,17 @@ class CI_DB_postgre_driver extends CI_DB { /** * Rollback Transaction * - * @access public * @return bool */ - function trans_rollback() + public function trans_rollback() { - if ( ! $this->trans_enabled) - { - return TRUE; - } - // When transactions are nested we only begin/commit/rollback the outermost ones - if ($this->_trans_depth > 0) + if ( ! $this->trans_enabled OR $this->_trans_depth > 0) { return TRUE; } - return @pg_exec($this->conn_id, "rollback"); + return (bool) @pg_query($this->conn_id, 'ROLLBACK'); } // -------------------------------------------------------------------- @@ -286,12 +300,11 @@ class CI_DB_postgre_driver extends CI_DB { /** * Escape String * - * @access public * @param string * @param bool whether or not the string will be used in a LIKE condition * @return string */ - function escape_str($str, $like = FALSE) + public function escape_str($str, $like = FALSE) { if (is_array($str)) { @@ -308,9 +321,9 @@ class CI_DB_postgre_driver extends CI_DB { // escape LIKE condition wildcards if ($like === TRUE) { - $str = str_replace( array('%', '_', $this->_like_escape_chr), - array($this->_like_escape_chr.'%', $this->_like_escape_chr.'_', $this->_like_escape_chr.$this->_like_escape_chr), - $str); + return str_replace(array('%', '_', $this->_like_escape_chr), + array($this->_like_escape_chr.'%', $this->_like_escape_chr.'_', $this->_like_escape_chr.$this->_like_escape_chr), + $str); } return $str; @@ -321,10 +334,9 @@ class CI_DB_postgre_driver extends CI_DB { /** * Affected Rows * - * @access public - * @return integer + * @return int */ - function affected_rows() + public function affected_rows() { return @pg_affected_rows($this->result_id); } @@ -334,40 +346,45 @@ class CI_DB_postgre_driver extends CI_DB { /** * Insert ID * - * @access public - * @return integer + * @return int */ - function insert_id() + public function insert_id() { - $v = $this->_version(); - $v = $v['server']; + $v = pg_version($this->conn_id); + $v = isset($v['server']) ? $v['server'] : 0; // 'server' key is only available since PosgreSQL 7.4 - $table = func_num_args() > 0 ? func_get_arg(0) : NULL; - $column = func_num_args() > 1 ? func_get_arg(1) : NULL; + $table = (func_num_args() > 0) ? func_get_arg(0) : NULL; + $column = (func_num_args() > 1) ? func_get_arg(1) : NULL; if ($table == NULL && $v >= '8.1') { - $sql='SELECT LASTVAL() as ins_id'; - } - elseif ($table != NULL && $column != NULL && $v >= '8.0') - { - $sql = sprintf("SELECT pg_get_serial_sequence('%s','%s') as seq", $table, $column); - $query = $this->query($sql); - $row = $query->row(); - $sql = sprintf("SELECT CURRVAL('%s') as ins_id", $row->seq); + $sql = 'SELECT LASTVAL() AS ins_id'; } elseif ($table != NULL) { - // seq_name passed in table parameter - $sql = sprintf("SELECT CURRVAL('%s') as ins_id", $table); + if ($column != NULL && $v >= '8.0') + { + $sql = 'SELECT pg_get_serial_sequence(\''.$table."', '".$column."') AS seq"; + $query = $this->query($sql); + $query = $query->row(); + $seq = $query->seq; + } + else + { + // seq_name passed in table parameter + $seq = $table; + } + + $sql = 'SELECT CURRVAL(\''.$seq."') AS ins_id"; } else { return pg_last_oid($this->result_id); } + $query = $this->query($sql); - $row = $query->row(); - return $row->ins_id; + $query = $query->row(); + return (int) $query->ins_id; } // -------------------------------------------------------------------- @@ -378,27 +395,25 @@ class CI_DB_postgre_driver extends CI_DB { * Generates a platform-specific query string that counts all records in * the specified database * - * @access public * @param string * @return string */ - function count_all($table = '') + public function count_all($table = '') { if ($table == '') { return 0; } - $query = $this->query($this->_count_string . $this->_protect_identifiers('numrows') . " FROM " . $this->_protect_identifiers($table, TRUE, NULL, FALSE)); - + $query = $this->query($this->_count_string.$this->_protect_identifiers('numrows').' FROM '.$this->_protect_identifiers($table, TRUE, NULL, FALSE)); if ($query->num_rows() == 0) { return 0; } - $row = $query->row(); + $query = $query->row(); $this->_reset_select(); - return (int) $row->numrows; + return (int) $query->numrows; } // -------------------------------------------------------------------- @@ -408,17 +423,16 @@ class CI_DB_postgre_driver extends CI_DB { * * Generates a platform-specific query string so that the table names can be fetched * - * @access private - * @param boolean + * @param bool * @return string */ - function _list_tables($prefix_limit = FALSE) + protected function _list_tables($prefix_limit = FALSE) { $sql = "SELECT table_name FROM information_schema.tables WHERE table_schema = 'public'"; - if ($prefix_limit !== FALSE AND $this->dbprefix != '') + if ($prefix_limit !== FALSE && $this->dbprefix != '') { - $sql .= " AND table_name LIKE '".$this->escape_like_str($this->dbprefix)."%' ".sprintf($this->_like_escape_str, $this->_like_escape_chr); + return $sql." AND table_name LIKE '".$this->escape_like_str($this->dbprefix)."%' ".sprintf($this->_like_escape_str, $this->_like_escape_chr); } return $sql; @@ -431,13 +445,12 @@ class CI_DB_postgre_driver extends CI_DB { * * Generates a platform-specific query string so that the column names can be fetched * - * @access public * @param string the table name * @return string */ - function _list_columns($table = '') + protected function _list_columns($table = '') { - return "SELECT column_name FROM information_schema.columns WHERE table_name ='".$table."'"; + return "SELECT column_name FROM information_schema.columns WHERE table_name = '".$table."'"; } // -------------------------------------------------------------------- @@ -447,13 +460,12 @@ class CI_DB_postgre_driver extends CI_DB { * * Generates a platform-specific query so that the column data can be retrieved * - * @access public * @param string the table name - * @return object + * @return string */ - function _field_data($table) + protected function _field_data($table) { - return "SELECT * FROM ".$table." LIMIT 1"; + return 'SELECT * FROM '.$table.' LIMIT 1'; } // -------------------------------------------------------------------- @@ -461,10 +473,9 @@ class CI_DB_postgre_driver extends CI_DB { /** * The error message string * - * @access private * @return string */ - function _error_message() + protected function _error_message() { return pg_last_error($this->conn_id); } @@ -474,11 +485,11 @@ class CI_DB_postgre_driver extends CI_DB { /** * The error message number * - * @access private - * @return integer + * @return string */ - function _error_number() + protected function _error_number() { + // Not supported in Postgre return ''; } @@ -489,11 +500,10 @@ class CI_DB_postgre_driver extends CI_DB { * * This function escapes column and table names * - * @access private * @param string * @return string */ - function _escape_identifiers($item) + public function _escape_identifiers($item) { if ($this->_escape_char == '') { @@ -504,24 +514,20 @@ class CI_DB_postgre_driver extends CI_DB { { if (strpos($item, '.'.$id) !== FALSE) { - $str = $this->_escape_char. str_replace('.', $this->_escape_char.'.', $item); + $item = str_replace('.', $this->_escape_char.'.', $item); // remove duplicates if the user already included the escape - return preg_replace('/['.$this->_escape_char.']+/', $this->_escape_char, $str); + return preg_replace('/['.$this->_escape_char.']+/', $this->_escape_char, $this->_escape_char.$item); } } if (strpos($item, '.') !== FALSE) { - $str = $this->_escape_char.str_replace('.', $this->_escape_char.'.'.$this->_escape_char, $item).$this->_escape_char; - } - else - { - $str = $this->_escape_char.$item.$this->_escape_char; + $item = str_replace('.', $this->_escape_char.'.'.$this->_escape_char, $item); } // remove duplicates if the user already included the escape - return preg_replace('/['.$this->_escape_char.']+/', $this->_escape_char, $str); + return preg_replace('/['.$this->_escape_char.']+/', $this->_escape_char, $this->_escape_char.$item.$this->_escape_char); } // -------------------------------------------------------------------- @@ -532,11 +538,10 @@ class CI_DB_postgre_driver extends CI_DB { * This function implicitly groups FROM tables so there is no confusion * about operator precedence in harmony with SQL standards * - * @access public - * @param type - * @return type + * @param string table name + * @return string */ - function _from_tables($tables) + protected function _from_tables($tables) { if ( ! is_array($tables)) { @@ -553,15 +558,14 @@ class CI_DB_postgre_driver extends CI_DB { * * Generates a platform-specific insert string from the supplied data * - * @access public * @param string the table name * @param array the insert keys * @param array the insert values * @return string */ - function _insert($table, $keys, $values) + protected function _insert($table, $keys, $values) { - return "INSERT INTO ".$table." (".implode(', ', $keys).") VALUES (".implode(', ', $values).")"; + return 'INSERT INTO '.$table.' ('.implode(', ', $keys).') VALUES ('.implode(', ', $values).')'; } // -------------------------------------------------------------------- @@ -571,15 +575,14 @@ class CI_DB_postgre_driver extends CI_DB { * * Generates a platform-specific insert string from the supplied data * - * @access public * @param string the table name * @param array the insert keys * @param array the insert values * @return string */ - function _insert_batch($table, $keys, $values) + protected function _insert_batch($table, $keys, $values) { - return "INSERT INTO ".$table." (".implode(', ', $keys).") VALUES ".implode(', ', $values); + return 'INSERT INTO '.$table.' ('.implode(', ', $keys).') VALUES '.implode(', ', $values); } // -------------------------------------------------------------------- @@ -589,7 +592,6 @@ class CI_DB_postgre_driver extends CI_DB { * * Generates a platform-specific update string from the supplied data * - * @access public * @param string the table name * @param array the update data * @param array the where clause @@ -597,24 +599,17 @@ class CI_DB_postgre_driver extends CI_DB { * @param array the limit clause * @return string */ - function _update($table, $values, $where, $orderby = array(), $limit = FALSE) + protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE) { foreach ($values as $key => $val) { - $valstr[] = $key." = ".$val; + $valstr[] = $key.' = '.$val; } - $limit = ( ! $limit) ? '' : ' LIMIT '.$limit; - - $orderby = (count($orderby) >= 1)?' ORDER BY '.implode(", ", $orderby):''; - - $sql = "UPDATE ".$table." SET ".implode(', ', $valstr); - - $sql .= ($where != '' AND count($where) >=1) ? " WHERE ".implode(" ", $where) : ''; - - $sql .= $orderby.$limit; - - return $sql; + return 'UPDATE '.$table.' SET '.implode(', ', $valstr) + .(($where != '' && count($where) > 0) ? ' WHERE '.implode(' ', $where) : '') + .(count($orderby) > 0 ? ' ORDER BY '.implode(', ', $orderby) : '') + .( ! $limit ? '' : ' LIMIT '.$limit); } // -------------------------------------------------------------------- @@ -626,13 +621,12 @@ class CI_DB_postgre_driver extends CI_DB { * If the database does not support the truncate() command * This function maps to "DELETE FROM table" * - * @access public * @param string the table name * @return string */ - function _truncate($table) + protected function _truncate($table) { - return "TRUNCATE ".$table; + return 'TRUNCATE '.$table; } // -------------------------------------------------------------------- @@ -642,31 +636,27 @@ class CI_DB_postgre_driver extends CI_DB { * * Generates a platform-specific delete string from the supplied data * - * @access public * @param string the table name * @param array the where clause * @param string the limit clause * @return string */ - function _delete($table, $where = array(), $like = array(), $limit = FALSE) + protected function _delete($table, $where = array(), $like = array(), $limit = FALSE) { $conditions = ''; if (count($where) > 0 OR count($like) > 0) { - $conditions = "\nWHERE "; - $conditions .= implode("\n", $this->ar_where); + $conditions = "\nWHERE ".implode("\n", $this->ar_where); if (count($where) > 0 && count($like) > 0) { - $conditions .= " AND "; + $conditions .= ' AND '; } $conditions .= implode("\n", $like); } - $limit = ( ! $limit) ? '' : ' LIMIT '.$limit; - - return "DELETE FROM ".$table.$conditions.$limit; + return 'DELETE FROM '.$table.$conditions.( ! $limit ? '' : ' LIMIT '.$limit); } // -------------------------------------------------------------------- @@ -675,22 +665,14 @@ class CI_DB_postgre_driver extends CI_DB { * * Generates a platform-specific LIMIT clause * - * @access public * @param string the sql query string - * @param integer the number of rows to limit the query to - * @param integer the offset value + * @param int the number of rows to limit the query to + * @param int the offset value * @return string */ - function _limit($sql, $limit, $offset) + protected function _limit($sql, $limit, $offset) { - $sql .= "LIMIT ".$limit; - - if ($offset > 0) - { - $sql .= " OFFSET ".$offset; - } - - return $sql; + return $sql.' LIMIT '.$limit.($offset == 0 ? '' : ' OFFSET '.$offset); } // -------------------------------------------------------------------- @@ -698,18 +680,15 @@ class CI_DB_postgre_driver extends CI_DB { /** * Close DB Connection * - * @access public * @param resource * @return void */ - function _close($conn_id) + protected function _close($conn_id) { @pg_close($conn_id); } - } - /* End of file postgre_driver.php */ -/* Location: ./system/database/drivers/postgre/postgre_driver.php */ \ No newline at end of file +/* Location: ./system/database/drivers/postgre/postgre_driver.php */ diff --git a/system/database/drivers/postgre/postgre_forge.php b/system/database/drivers/postgre/postgre_forge.php index 756fd347a..5af834b8d 100644 --- a/system/database/drivers/postgre/postgre_forge.php +++ b/system/database/drivers/postgre/postgre_forge.php @@ -1,13 +1,13 @@ -$attributes) + foreach ($fields as $field => $attributes) { // Numeric field names aren't allowed in databases, so if the key is // numeric, we know it was assigned by PHP and the developer manually // entered the field information, so we'll simply add it to the list if (is_numeric($field)) { - $sql .= "\n\t$attributes"; + $sql .= "\n\t".$attributes; } else { - $attributes = array_change_key_case($attributes, CASE_UPPER); - - $sql .= "\n\t".$this->db->_protect_identifiers($field); + $sql .= "\n\t".$this->db->protect_identifiers($field); - $is_unsigned = (array_key_exists('UNSIGNED', $attributes) && $attributes['UNSIGNED'] === TRUE); + $attributes = array_change_key_case($attributes, CASE_UPPER); + $is_unsigned = ( ! empty($attributes['UNSIGNED']) && $attributes['UNSIGNED'] === TRUE); // Convert datatypes to be PostgreSQL-compatible switch (strtoupper($attributes['TYPE'])) @@ -122,44 +117,24 @@ class CI_DB_postgre_forge extends CI_DB_forge { case 'BLOB': $attributes['TYPE'] = 'BYTEA'; break; + default: + break; } // If this is an auto-incrementing primary key, use the serial data type instead - if (in_array($field, $primary_keys) && array_key_exists('AUTO_INCREMENT', $attributes) - && $attributes['AUTO_INCREMENT'] === TRUE) - { - $sql .= ' SERIAL'; - } - else - { - $sql .= ' '.$attributes['TYPE']; - } + $sql .= (in_array($field, $primary_keys) && ! empty($attributes['AUTO_INCREMENT']) && $attributes['AUTO_INCREMENT'] === TRUE) + ? ' SERIAL' : ' '.$attributes['TYPE']; // Modified to prevent constraints with integer data types - if (array_key_exists('CONSTRAINT', $attributes) && strpos($attributes['TYPE'], 'INT') === false) + if ( ! empty($attributes['CONSTRAINT']) && strpos($attributes['TYPE'], 'INT') === FALSE) { $sql .= '('.$attributes['CONSTRAINT'].')'; } - if (array_key_exists('DEFAULT', $attributes)) - { - $sql .= ' DEFAULT \''.$attributes['DEFAULT'].'\''; - } - - if (array_key_exists('NULL', $attributes) && $attributes['NULL'] === TRUE) - { - $sql .= ' NULL'; - } - else - { - $sql .= ' NOT NULL'; - } - - // Added new attribute to create unqite fields. Also works with MySQL - if (array_key_exists('UNIQUE', $attributes) && $attributes['UNIQUE'] === TRUE) - { - $sql .= ' UNIQUE'; - } + $sql .= (isset($attributes['DEFAULT']) ? " DEFAULT '".$attributes['DEFAULT']."'" : '') + .(( ! empty($attributes['NULL']) && $attributes['NULL'] === TRUE) ? ' NULL' : ' NOT NULL') + // Added new attribute to create unqite fields. Also works with MySQL + .(( ! empty($attributes['UNIQUE']) && $attributes['UNIQUE'] === TRUE) ? ' UNIQUE' : ''); } // don't add a comma on the end of the last field @@ -168,7 +143,7 @@ class CI_DB_postgre_forge extends CI_DB_forge { $sql .= ','; } } - + return $sql; } @@ -177,15 +152,14 @@ class CI_DB_postgre_forge extends CI_DB_forge { /** * Create Table * - * @access private * @param string the table name * @param array the fields * @param mixed primary key(s) * @param mixed key(s) - * @param boolean should 'IF NOT EXISTS' be added to the SQL + * @param bool should 'IF NOT EXISTS' be added to the SQL * @return bool */ - function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists) + public function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists) { $sql = 'CREATE TABLE '; @@ -198,18 +172,17 @@ class CI_DB_postgre_forge extends CI_DB_forge { } } - $sql .= $this->db->_escape_identifiers($table)." ("; - $sql .= $this->_process_fields($fields, $primary_keys); + $sql .= $this->db->_escape_identifiers($table).' ('.$this->_process_fields($fields, $primary_keys); if (count($primary_keys) > 0) { - // Something seems to break when passing an array to _protect_identifiers() + // Something seems to break when passing an array to protect_identifiers() foreach ($primary_keys as $index => $key) { - $primary_keys[$index] = $this->db->_protect_identifiers($key); + $primary_keys[$index] = $this->db->protect_identifiers($key); } - $sql .= ",\n\tPRIMARY KEY (" . implode(', ', $primary_keys) . ")"; + $sql .= ",\n\tPRIMARY KEY (".implode(', ', $primary_keys).')'; } $sql .= "\n);"; @@ -220,16 +193,16 @@ class CI_DB_postgre_forge extends CI_DB_forge { { if (is_array($key)) { - $key = $this->db->_protect_identifiers($key); + $key = $this->db->protect_identifiers($key); } else { - $key = array($this->db->_protect_identifiers($key)); + $key = array($this->db->protect_identifiers($key)); } foreach ($key as $field) { - $sql .= "CREATE INDEX " . $table . "_" . str_replace(array('"', "'"), '', $field) . "_index ON $table ($field); "; + $sql .= 'CREATE INDEX '.$table.'_'.str_replace(array('"', "'"), '', $field).'_index ON '.$table.' ('.$field.'); '; } } } @@ -241,10 +214,13 @@ class CI_DB_postgre_forge extends CI_DB_forge { /** * Drop Table + * + * @param string table name + * @return string */ - function _drop_table($table) + public function _drop_table($table) { - return "DROP TABLE IF EXISTS ".$this->db->_escape_identifiers($table)." CASCADE"; + return 'DROP TABLE IF EXISTS '.$this->db->_escape_identifiers($table).' CASCADE'; } // -------------------------------------------------------------------- @@ -255,34 +231,27 @@ class CI_DB_postgre_forge extends CI_DB_forge { * Generates a platform-specific query so that a table can be altered * Called by add_column(), drop_column(), and column_alter(), * - * @access private * @param string the ALTER type (ADD, DROP, CHANGE) * @param string the column name * @param string the table name * @param string the column definition * @param string the default value - * @param boolean should 'NOT NULL' be added + * @param bool should 'NOT NULL' be added * @param string the field after which we should add the new field - * @return object + * @return string */ - function _alter_table($alter_type, $table, $fields, $after_field = '') + public function _alter_table($alter_type, $table, $fields, $after_field = '') { - $sql = 'ALTER TABLE '.$this->db->_protect_identifiers($table)." $alter_type "; + $sql = 'ALTER TABLE '.$this->db->protect_identifiers($table).' '.$alter_type.' '; // DROP has everything it needs now. - if ($alter_type == 'DROP') + if ($alter_type === 'DROP') { - return $sql.$this->db->_protect_identifiers($fields); + return $sql.$this->db->protect_identifiers($fields); } - $sql .= $this->_process_fields($fields); - - if ($after_field != '') - { - $sql .= ' AFTER ' . $this->db->_protect_identifiers($after_field); - } - - return $sql; + return $sql.$this->_process_fields($fields) + .($after_field != '' ? ' AFTER '.$this->db->protect_identifiers($after_field) : ''); } // -------------------------------------------------------------------- @@ -292,17 +261,16 @@ class CI_DB_postgre_forge extends CI_DB_forge { * * Generates a platform-specific query so that a table can be renamed * - * @access private * @param string the old table name * @param string the new table name * @return string */ - function _rename_table($table_name, $new_table_name) + public function _rename_table($table_name, $new_table_name) { - $sql = 'ALTER TABLE '.$this->db->_protect_identifiers($table_name)." RENAME TO ".$this->db->_protect_identifiers($new_table_name); - return $sql; + return 'ALTER TABLE '.$this->db->protect_identifiers($table_name).' RENAME TO '.$this->db->protect_identifiers($new_table_name); } + } /* End of file postgre_forge.php */ -/* Location: ./system/database/drivers/postgre/postgre_forge.php */ \ No newline at end of file +/* Location: ./system/database/drivers/postgre/postgre_forge.php */ diff --git a/system/database/drivers/postgre/postgre_result.php b/system/database/drivers/postgre/postgre_result.php index 9161bf955..2cfa997e7 100644 --- a/system/database/drivers/postgre/postgre_result.php +++ b/system/database/drivers/postgre/postgre_result.php @@ -1,13 +1,13 @@ -result_id); } @@ -54,10 +51,9 @@ class CI_DB_postgre_result extends CI_DB_result { /** * Number of fields in the result set * - * @access public - * @return integer + * @return int */ - function num_fields() + public function num_fields() { return @pg_num_fields($this->result_id); } @@ -69,13 +65,12 @@ class CI_DB_postgre_result extends CI_DB_result { * * Generates an array of column names * - * @access public * @return array */ - function list_fields() + public function list_fields() { $field_names = array(); - for ($i = 0; $i < $this->num_fields(); $i++) + for ($i = 0, $c = $this->num_fields(); $i < $c; $i++) { $field_names[] = pg_field_name($this->result_id, $i); } @@ -90,22 +85,19 @@ class CI_DB_postgre_result extends CI_DB_result { * * Generates an array of objects containing field meta-data * - * @access public * @return array */ - function field_data() + public function field_data() { $retval = array(); - for ($i = 0; $i < $this->num_fields(); $i++) + for ($i = 0, $c = $this->num_fields(); $i < $c; $i++) { - $F = new stdClass(); - $F->name = pg_field_name($this->result_id, $i); - $F->type = pg_field_type($this->result_id, $i); - $F->max_length = pg_field_size($this->result_id, $i); - $F->primary_key = 0; - $F->default = ''; - - $retval[] = $F; + $retval[$i] = new stdClass(); + $retval[$i]->name = pg_field_name($this->result_id, $i); + $retval[$i]->type = pg_field_type($this->result_id, $i); + $retval[$i]->max_length = pg_field_size($this->result_id, $i); + $retval[$i]->primary_key = 0; + $retval[$i]->default = ''; } return $retval; @@ -116,9 +108,9 @@ class CI_DB_postgre_result extends CI_DB_result { /** * Free the result * - * @return null + * @return void */ - function free_result() + public function free_result() { if (is_resource($this->result_id)) { @@ -132,14 +124,13 @@ class CI_DB_postgre_result extends CI_DB_result { /** * Data Seek * - * Moves the internal pointer to the desired offset. We call + * Moves the internal pointer to the desired offset. We call * this internally before fetching results to make sure the * result set starts at zero * - * @access private * @return array */ - function _data_seek($n = 0) + protected function _data_seek($n = 0) { return pg_result_seek($this->result_id, $n); } @@ -151,10 +142,9 @@ class CI_DB_postgre_result extends CI_DB_result { * * Returns the result set as an array * - * @access private * @return array */ - function _fetch_assoc() + protected function _fetch_assoc() { return pg_fetch_assoc($this->result_id); } @@ -166,16 +156,14 @@ class CI_DB_postgre_result extends CI_DB_result { * * Returns the result set as an object * - * @access private * @return object */ - function _fetch_object() + protected function _fetch_object() { return pg_fetch_object($this->result_id); } } - /* End of file postgre_result.php */ -/* Location: ./system/database/drivers/postgre/postgre_result.php */ \ No newline at end of file +/* Location: ./system/database/drivers/postgre/postgre_result.php */ diff --git a/system/database/drivers/postgre/postgre_utility.php b/system/database/drivers/postgre/postgre_utility.php index dffd8c549..c175a382b 100644 --- a/system/database/drivers/postgre/postgre_utility.php +++ b/system/database/drivers/postgre/postgre_utility.php @@ -1,13 +1,13 @@ -db->display_error('db_unsuported_feature'); } } - /* End of file postgre_utility.php */ -/* Location: ./system/database/drivers/postgre/postgre_utility.php */ \ No newline at end of file +/* Location: ./system/database/drivers/postgre/postgre_utility.php */ -- cgit v1.2.3-24-g4f1b From ca7e5f1eb15408b9d71e55d9a0e54b96f5ddc6aa Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 26 Jan 2012 17:58:28 +0200 Subject: Call parent::__construct() in our constructor --- system/database/drivers/cubrid/cubrid_driver.php | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'system') diff --git a/system/database/drivers/cubrid/cubrid_driver.php b/system/database/drivers/cubrid/cubrid_driver.php index b89746b7d..d1fc5f0fa 100644 --- a/system/database/drivers/cubrid/cubrid_driver.php +++ b/system/database/drivers/cubrid/cubrid_driver.php @@ -57,8 +57,10 @@ class CI_DB_cubrid_driver extends CI_DB { protected $_count_string = 'SELECT COUNT(*) AS '; protected $_random_keyword = ' RAND()'; // database specific random keyword - public function __construct() + public function __construct($params) { + parent::__construct($params); + // If no port is defined by the user, use the default value if ($this->port == '') { -- cgit v1.2.3-24-g4f1b From c25c3d3d61ff38a348224252c1b3c9041e50ac32 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Fri, 27 Jan 2012 11:35:30 +0200 Subject: Remove an empty line :) --- system/database/drivers/postgre/postgre_driver.php | 1 - 1 file changed, 1 deletion(-) (limited to 'system') diff --git a/system/database/drivers/postgre/postgre_driver.php b/system/database/drivers/postgre/postgre_driver.php index 8b8f33371..4e35cd6d7 100644 --- a/system/database/drivers/postgre/postgre_driver.php +++ b/system/database/drivers/postgre/postgre_driver.php @@ -184,7 +184,6 @@ class CI_DB_postgre_driver extends CI_DB { * * @return string */ - public function version() { $version = pg_version($this->conn_id); -- cgit v1.2.3-24-g4f1b From 8d5b24a8c55dc1ae7721e10de094c4aba2ca7eae Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Fri, 27 Jan 2012 14:37:38 +0200 Subject: Fix issue #128 --- system/core/Lang.php | 23 ++++++++++++----------- 1 file changed, 12 insertions(+), 11 deletions(-) (limited to 'system') diff --git a/system/core/Lang.php b/system/core/Lang.php index c40a6856e..d68c04812 100755 --- a/system/core/Lang.php +++ b/system/core/Lang.php @@ -25,8 +25,6 @@ * @filesource */ -// ------------------------------------------------------------------------ - /** * Language Class * @@ -74,22 +72,20 @@ class CI_Lang { if ($add_suffix == TRUE) { - $langfile = str_replace('_lang.', '', $langfile).'_lang'; + $langfile = str_replace('_lang', '', $langfile).'_lang'; } $langfile .= '.php'; - if (in_array($langfile, $this->is_loaded, TRUE)) + if ($idiom == '') { - return; + $config =& get_config(); + $idiom = ( ! empty($config['language'])) ? $config['language'] : 'english'; } - $config =& get_config(); - - if ($idiom == '') + if ($return == FALSE && isset($this->is_loaded[$langfile]) && $this->is_loaded[$langfile] === $idiom) { - $deft_lang = ( ! isset($config['language'])) ? 'english' : $config['language']; - $idiom = ($deft_lang == '') ? 'english' : $deft_lang; + return; } // Determine where the language file is and load it @@ -121,6 +117,11 @@ class CI_Lang { if ( ! isset($lang) OR ! is_array($lang)) { log_message('error', 'Language file contains no data: language/'.$idiom.'/'.$langfile); + + if ($return == TRUE) + { + return array(); + } return; } @@ -129,7 +130,7 @@ class CI_Lang { return $lang; } - $this->is_loaded[] = $langfile; + $this->is_loaded[$langfile] = $idiom; $this->language = array_merge($this->language, $lang); unset($lang); -- cgit v1.2.3-24-g4f1b From 65571d9d9684573887dc4a481b44f33b13584059 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Fri, 27 Jan 2012 14:51:58 +0200 Subject: Remove an unnecessary unset() --- system/core/Lang.php | 1 - 1 file changed, 1 deletion(-) (limited to 'system') diff --git a/system/core/Lang.php b/system/core/Lang.php index d68c04812..711ccab70 100755 --- a/system/core/Lang.php +++ b/system/core/Lang.php @@ -132,7 +132,6 @@ class CI_Lang { $this->is_loaded[$langfile] = $idiom; $this->language = array_merge($this->language, $lang); - unset($lang); log_message('debug', 'Language file loaded: language/'.$idiom.'/'.$langfile); return TRUE; -- cgit v1.2.3-24-g4f1b From 7719a037c4648be714ebe577aa38acba012f7d90 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Fri, 27 Jan 2012 21:05:55 +0200 Subject: Switch _process_fields() from private to protected --- system/database/drivers/cubrid/cubrid_forge.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'system') diff --git a/system/database/drivers/cubrid/cubrid_forge.php b/system/database/drivers/cubrid/cubrid_forge.php index 4b1c2839a..8423180e9 100644 --- a/system/database/drivers/cubrid/cubrid_forge.php +++ b/system/database/drivers/cubrid/cubrid_forge.php @@ -70,7 +70,7 @@ class CI_DB_cubrid_forge extends CI_DB_forge { * @param mixed the fields * @return string */ - private function _process_fields($fields) + protected function _process_fields($fields) { $current_field_count = 0; $sql = ''; -- cgit v1.2.3-24-g4f1b From a7c0656a530ca405d2ed18b8e9bd252975bb8505 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Fri, 27 Jan 2012 21:18:48 +0200 Subject: Removed a few more unnecessary lines --- system/database/DB_driver.php | 11 ++--------- 1 file changed, 2 insertions(+), 9 deletions(-) (limited to 'system') diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php index 03fc8a698..39eb1cc8a 100644 --- a/system/database/DB_driver.php +++ b/system/database/DB_driver.php @@ -180,12 +180,7 @@ class CI_DB_driver { else { // We've selected the DB. Now we set the character set - if ( ! $this->db_set_charset($this->char_set, $this->dbcollat)) - { - return FALSE; - } - - return TRUE; + return $this->db_set_charset($this->char_set, $this->dbcollat); } } @@ -247,9 +242,7 @@ class CI_DB_driver { // Some DBs have functions that return the version, and don't run special // SQL queries per se. In these instances, just return the result. - $driver_version_exceptions = array('oci8', 'sqlite', 'cubrid', 'pdo', 'mysqli'); - - if (in_array($this->dbdriver, $driver_version_exceptions)) + if (in_array($this->dbdriver, array('oci8', 'sqlite', 'cubrid', 'pdo', 'mysqli')) { return $sql; } -- cgit v1.2.3-24-g4f1b From 569091cf6ad7101059e6a4ffbd93f227aad9937f Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 9 Feb 2012 00:16:17 +0200 Subject: Revert CI_DB_driver changes (see #971) --- system/database/DB_driver.php | 287 +++++++++++++++++++++++++----------------- 1 file changed, 171 insertions(+), 116 deletions(-) (limited to 'system') diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php index a30c8226d..daca08f0f 100644 --- a/system/database/DB_driver.php +++ b/system/database/DB_driver.php @@ -1,13 +1,13 @@ -_db_set_charset($this->char_set, $this->dbcollat)) { @@ -222,9 +227,10 @@ class CI_DB_driver { /** * The name of the platform in use (mysql, mssql, etc...) * + * @access public * @return string */ - public function platform() + function platform() { return $this->dbdriver; } @@ -235,9 +241,10 @@ class CI_DB_driver { * Database Version Number. Returns a string containing the * version of the database being used * + * @access public * @return string */ - public function version() + function version() { if (FALSE === ($sql = $this->_version())) { @@ -274,11 +281,12 @@ class CI_DB_driver { * FALSE upon failure, and if the $db_debug variable is set to TRUE * will raise an error. * + * @access public * @param string An SQL query string * @param array An array of binding data * @return mixed */ - public function query($sql, $binds = FALSE, $return_object = TRUE) + function query($sql, $binds = FALSE, $return_object = TRUE) { if ($sql == '') { @@ -292,15 +300,15 @@ class CI_DB_driver { } // Verify table prefix and replace if necessary - if (($this->dbprefix != '' && $this->swap_pre != '') && ($this->dbprefix != $this->swap_pre)) + if ( ($this->dbprefix != '' AND $this->swap_pre != '') AND ($this->dbprefix != $this->swap_pre) ) { - $sql = preg_replace('/(\W)'.$this->swap_pre.'(\S+?)/', '\\1'.$this->dbprefix.'\\2', $sql); + $sql = preg_replace("/(\W)".$this->swap_pre."(\S+?)/", "\\1".$this->dbprefix."\\2", $sql); } // Is query caching enabled? If the query is a "read type" // we will load the caching class and return the previously // cached query if it exists - if ($this->cache_on == TRUE && stristr($sql, 'SELECT')) + if ($this->cache_on == TRUE AND stristr($sql, 'SELECT')) { if ($this->_cache_init()) { @@ -385,7 +393,7 @@ class CI_DB_driver { { // If caching is enabled we'll auto-cleanup any // existing files related to this particular URI - if ($this->cache_on == TRUE && $this->cache_autodel == TRUE && $this->_cache_init()) + if ($this->cache_on == TRUE AND $this->cache_autodel == TRUE AND $this->_cache_init()) { $this->CACHE->delete(); } @@ -404,10 +412,10 @@ class CI_DB_driver { // Load and instantiate the result driver $driver = $this->load_rdriver(); $RES = new $driver(); - $RES->conn_id = $this->conn_id; - $RES->result_id = $this->result_id; + $RES->conn_id = $this->conn_id; + $RES->result_id = $this->result_id; - if ($this->dbdriver == 'oci8') + if ($this->dbdriver === 'oci8') { $RES->stmt_id = $this->stmt_id; $RES->curs_id = $this->curs_id; @@ -419,7 +427,7 @@ class CI_DB_driver { // Is query caching enabled? If so, we'll serialize the // result object and save it to a cache file. - if ($this->cache_on == TRUE && $this->_cache_init()) + if ($this->cache_on == TRUE AND $this->_cache_init()) { // We'll create a new instance of the result object // only without the platform specific driver since @@ -447,9 +455,10 @@ class CI_DB_driver { /** * Load the result drivers * + * @access public * @return string the name of the result class */ - public function load_rdriver() + function load_rdriver() { $driver = 'CI_DB_'.$this->dbdriver.'_result'; @@ -470,10 +479,11 @@ class CI_DB_driver { * we only use it when running transaction commands since they do * not require all the features of the main query() function. * + * @access public * @param string the sql query * @return mixed */ - public function simple_query($sql) + function simple_query($sql) { if ( ! $this->conn_id) { @@ -489,9 +499,10 @@ class CI_DB_driver { * Disable Transactions * This permits transactions to be disabled at run-time. * + * @access public * @return void */ - public function trans_off() + function trans_off() { $this->trans_enabled = FALSE; } @@ -500,15 +511,15 @@ class CI_DB_driver { /** * Enable/disable Transaction Strict Mode - * * When strict mode is enabled, if you are running multiple groups of * transactions, if one group fails all groups will be rolled back. * If strict mode is disabled, each group is treated autonomously, meaning * a failure of one group will not affect any others * + * @access public * @return void */ - public function trans_strict($mode = TRUE) + function trans_strict($mode = TRUE) { $this->trans_strict = is_bool($mode) ? $mode : TRUE; } @@ -518,9 +529,10 @@ class CI_DB_driver { /** * Start Transaction * + * @access public * @return void */ - public function trans_start($test_mode = FALSE) + function trans_start($test_mode = FALSE) { if ( ! $this->trans_enabled) { @@ -543,9 +555,10 @@ class CI_DB_driver { /** * Complete Transaction * + * @access public * @return bool */ - public function trans_complete() + function trans_complete() { if ( ! $this->trans_enabled) { @@ -589,9 +602,10 @@ class CI_DB_driver { /** * Lets you retrieve the transaction flag to determine if it has failed * + * @access public * @return bool */ - public function trans_status() + function trans_status() { return $this->_trans_status; } @@ -601,11 +615,12 @@ class CI_DB_driver { /** * Compile Bindings * + * @access public * @param string the sql statement * @param array an array of bind data * @return string */ - public function compile_binds($sql, $binds) + function compile_binds($sql, $binds) { if (strpos($sql, $this->bind_marker) === FALSE) { @@ -643,12 +658,17 @@ class CI_DB_driver { /** * Determines if a query is a "write" type. * + * @access public * @param string An SQL query string - * @return bool + * @return boolean */ - public function is_write_type($sql) + function is_write_type($sql) { - return (bool) preg_match('/^\s*"?(SET|INSERT|UPDATE|DELETE|REPLACE|CREATE|DROP|TRUNCATE|LOAD DATA|COPY|ALTER|GRANT|REVOKE|LOCK|UNLOCK)\s+/i', $sql); + if ( ! preg_match('/^\s*"?(SET|INSERT|UPDATE|DELETE|REPLACE|CREATE|DROP|TRUNCATE|LOAD DATA|COPY|ALTER|GRANT|REVOKE|LOCK|UNLOCK)\s+/i', $sql)) + { + return FALSE; + } + return TRUE; } // -------------------------------------------------------------------- @@ -656,10 +676,11 @@ class CI_DB_driver { /** * Calculate the aggregate query elapsed time * - * @param int The number of decimal places - * @return string + * @access public + * @param integer The number of decimal places + * @return integer */ - public function elapsed_time($decimals = 6) + function elapsed_time($decimals = 6) { return number_format($this->benchmark, $decimals); } @@ -669,9 +690,10 @@ class CI_DB_driver { /** * Returns the total number of queries * + * @access public * @return integer */ - public function total_queries() + function total_queries() { return $this->query_count; } @@ -681,9 +703,10 @@ class CI_DB_driver { /** * Returns the last query that was executed * + * @access public * @return void */ - public function last_query() + function last_query() { return end($this->queries); } @@ -696,10 +719,11 @@ class CI_DB_driver { * Escapes data based on type * Sets boolean and null types * + * @access public * @param string * @return mixed */ - public function escape($str) + function escape($str) { if (is_string($str)) { @@ -725,10 +749,11 @@ class CI_DB_driver { * Calls the individual driver for platform * specific escaping for LIKE conditions * + * @access public * @param string * @return mixed */ - public function escape_like_str($str) + function escape_like_str($str) { return $this->escape_str($str, TRUE); } @@ -738,13 +763,14 @@ class CI_DB_driver { /** * Primary * - * Retrieves the primary key. It assumes that the row in the first + * Retrieves the primary key. It assumes that the row in the first * position is the primary key * + * @access public * @param string the table name * @return string */ - public function primary($table = '') + function primary($table = '') { $fields = $this->list_fields($table); @@ -761,9 +787,10 @@ class CI_DB_driver { /** * Returns an array of table names * + * @access public * @return array */ - public function list_tables($constrain_by_prefix = FALSE) + function list_tables($constrain_by_prefix = FALSE) { // Is there a cached result? if (isset($this->data_cache['table_names'])) @@ -806,23 +833,24 @@ class CI_DB_driver { /** * Determine if a particular table exists - * + * @access public * @return boolean */ - public function table_exists($table_name) + function table_exists($table_name) { - return in_array($this->_protect_identifiers($table_name, TRUE, FALSE, FALSE), $this->list_tables()); + return ( ! in_array($this->_protect_identifiers($table_name, TRUE, FALSE, FALSE), $this->list_tables())) ? FALSE : TRUE; } // -------------------------------------------------------------------- /** - * Fetch Field Names + * Fetch MySQL Field Names * + * @access public * @param string the table name * @return array */ - public function list_fields($table = '') + function list_fields($table = '') { // Is there a cached result? if (isset($this->data_cache['field_names'][$table])) @@ -871,14 +899,14 @@ class CI_DB_driver { /** * Determine if a particular field exists - * + * @access public * @param string * @param string * @return boolean */ - public function field_exists($field_name, $table_name) + function field_exists($field_name, $table_name) { - return in_array($field_name, $this->list_fields($table_name)); + return ( ! in_array($field_name, $this->list_fields($table_name))) ? FALSE : TRUE; } // -------------------------------------------------------------------- @@ -886,10 +914,11 @@ class CI_DB_driver { /** * Returns an object with field data * + * @access public * @param string the table name * @return object */ - public function field_data($table = '') + function field_data($table = '') { if ($table == '') { @@ -901,6 +930,7 @@ class CI_DB_driver { } $query = $this->query($this->_field_data($this->_protect_identifiers($table, TRUE, NULL, FALSE))); + return $query->field_data(); } @@ -909,11 +939,12 @@ class CI_DB_driver { /** * Generate an insert string * + * @access public * @param string the table upon which the query will be performed * @param array an associative array data of key/values * @return string */ - public function insert_string($table, $data) + function insert_string($table, $data) { $fields = array(); $values = array(); @@ -932,16 +963,17 @@ class CI_DB_driver { /** * Generate an update string * + * @access public * @param string the table upon which the query will be performed * @param array an associative array data of key/values * @param mixed the "where" statement * @return string */ - public function update_string($table, $data, $where) + function update_string($table, $data, $where) { if ($where == '') { - return FALSE; + return false; } $fields = array(); @@ -984,12 +1016,19 @@ class CI_DB_driver { /** * Tests whether the string has an SQL operator * + * @access private * @param string * @return bool */ - protected function _has_operator($str) + function _has_operator($str) { - return (bool) preg_match('/(\s|<|>|!|=|is null|is not null)/i', trim($str)); + $str = trim($str); + if ( ! preg_match("/(\s|<|>|!|=|is null|is not null)/i", $str)) + { + return FALSE; + } + + return TRUE; } // -------------------------------------------------------------------- @@ -997,11 +1036,12 @@ class CI_DB_driver { /** * Enables a native PHP function to be run, using a platform agnostic wrapper. * + * @access public * @param string the function name * @param mixed any parameters needed by the function * @return mixed */ - public function call_function($function) + function call_function($function) { $driver = ($this->dbdriver == 'postgre') ? 'pg_' : $this->dbdriver.'_'; @@ -1038,10 +1078,11 @@ class CI_DB_driver { /** * Set Cache Directory Path * + * @access public * @param string the path to the cache directory * @return void */ - public function cache_set_path($path = '') + function cache_set_path($path = '') { $this->cachedir = $path; } @@ -1051,11 +1092,13 @@ class CI_DB_driver { /** * Enable Query Caching * + * @access public * @return void */ - public function cache_on() + function cache_on() { - return $this->cache_on = TRUE; + $this->cache_on = TRUE; + return TRUE; } // -------------------------------------------------------------------- @@ -1063,11 +1106,13 @@ class CI_DB_driver { /** * Disable Query Caching * + * @access public * @return void */ - public function cache_off() + function cache_off() { - return $this->cache_on = FALSE; + $this->cache_on = FALSE; + return FALSE; } @@ -1076,9 +1121,10 @@ class CI_DB_driver { /** * Delete the cache files associated with a particular URI * + * @access public * @return void */ - public function cache_delete($segment_one = '', $segment_two = '') + function cache_delete($segment_one = '', $segment_two = '') { if ( ! $this->_cache_init()) { @@ -1092,9 +1138,10 @@ class CI_DB_driver { /** * Delete All cache files * + * @access public * @return void */ - public function cache_delete_all() + function cache_delete_all() { if ( ! $this->_cache_init()) { @@ -1109,18 +1156,22 @@ class CI_DB_driver { /** * Initialize the Cache Class * + * @access private * @return void */ - private function _cache_init() + function _cache_init() { - if (is_object($this->CACHE) && class_exists('CI_DB_Cache')) + if (is_object($this->CACHE) AND class_exists('CI_DB_Cache')) { return TRUE; } - if ( ! class_exists('CI_DB_Cache') && ! @include(BASEPATH.'database/DB_cache.php')) + if ( ! class_exists('CI_DB_Cache')) { - return $this->cache_off(); + if ( ! @include(BASEPATH.'database/DB_cache.php')) + { + return $this->cache_off(); + } } $this->CACHE = new CI_DB_Cache($this); // pass db object to support multiple db connections and returned db objects @@ -1132,9 +1183,10 @@ class CI_DB_driver { /** * Close DB Connection * + * @access public * @return void */ - public function close() + function close() { if (is_resource($this->conn_id) OR is_object($this->conn_id)) { @@ -1148,12 +1200,13 @@ class CI_DB_driver { /** * Display an error message * + * @access public * @param string the error message * @param string any "swap" values * @param boolean whether to localize the message * @return string sends the application/error_db.php template */ - public function display_error($error = '', $swap = '', $native = FALSE) + function display_error($error = '', $swap = '', $native = FALSE) { $LANG =& load_class('Lang', 'core'); $LANG->load('db'); @@ -1199,10 +1252,11 @@ class CI_DB_driver { * * This function adds backticks if appropriate based on db type * + * @access private * @param mixed the item to escape * @return mixed the item with backticks */ - public function protect_identifiers($item, $prefix_single = FALSE) + function protect_identifiers($item, $prefix_single = FALSE) { return $this->_protect_identifiers($item, $prefix_single); } @@ -1216,7 +1270,7 @@ class CI_DB_driver { * a couple functions in this class. * It takes a column or table name (optionally with an alias) and inserts * the table prefix onto it. Some logic is necessary in order to deal with - * column names that include the path. Consider a query like this: + * column names that include the path. Consider a query like this: * * SELECT * FROM hostname.database.table.column AS c FROM hostname.database.table * @@ -1229,14 +1283,14 @@ class CI_DB_driver { * insert the table prefix (if it exists) in the proper position, and escape only * the correct identifiers. * - * @access public (DB Forge needs it to be public!) + * @access private * @param string * @param bool * @param mixed * @param bool * @return string */ - public function _protect_identifiers($item, $prefix_single = FALSE, $protect_identifiers = NULL, $field_exists = TRUE) + function _protect_identifiers($item, $prefix_single = FALSE, $protect_identifiers = NULL, $field_exists = TRUE) { if ( ! is_bool($protect_identifiers)) { @@ -1284,7 +1338,7 @@ class CI_DB_driver { $parts = explode('.', $item); // Does the first segment of the exploded item match - // one of the aliases previously identified? If so, + // one of the aliases previously identified? If so, // we have nothing more to do other than escape the item if (in_array($parts[0], $this->ar_aliased_tables)) { @@ -1303,7 +1357,7 @@ class CI_DB_driver { return $item.$alias; } - // Is there a table prefix defined in the config file? If not, no need to do anything + // Is there a table prefix defined in the config file? If not, no need to do anything if ($this->dbprefix != '') { // We now add the table prefix based on some logic. @@ -1336,7 +1390,7 @@ class CI_DB_driver { // Verify table prefix and replace if necessary if ($this->swap_pre != '' && strncmp($parts[$i], $this->swap_pre, strlen($this->swap_pre)) === 0) { - $parts[$i] = preg_replace('/^'.$this->swap_pre.'(\S+?)/', $this->dbprefix.'\\1', $parts[$i]); + $parts[$i] = preg_replace("/^".$this->swap_pre."(\S+?)/", $this->dbprefix."\\1", $parts[$i]); } // We only add the table prefix if it does not already exist @@ -1357,23 +1411,23 @@ class CI_DB_driver { return $item.$alias; } - // Is there a table prefix? If not, no need to insert it + // Is there a table prefix? If not, no need to insert it if ($this->dbprefix != '') { // Verify table prefix and replace if necessary if ($this->swap_pre != '' && strncmp($item, $this->swap_pre, strlen($this->swap_pre)) === 0) { - $item = preg_replace('/^'.$this->swap_pre.'(\S+?)/', $this->dbprefix.'\\1', $item); + $item = preg_replace("/^".$this->swap_pre."(\S+?)/", $this->dbprefix."\\1", $item); } // Do we prefix an item with no segments? - if ($prefix_single == TRUE && substr($item, 0, strlen($this->dbprefix)) != $this->dbprefix) + if ($prefix_single == TRUE AND substr($item, 0, strlen($this->dbprefix)) != $this->dbprefix) { $item = $this->dbprefix.$item; } } - if ($protect_identifiers === TRUE && ! in_array($item, $this->_reserved_identifiers)) + if ($protect_identifiers === TRUE AND ! in_array($item, $this->_reserved_identifiers)) { $item = $this->_escape_identifiers($item); } @@ -1384,5 +1438,6 @@ class CI_DB_driver { } + /* End of file DB_driver.php */ /* Location: ./system/database/DB_driver.php */ -- cgit v1.2.3-24-g4f1b From d33e24c2a649420d420ad9b11efb1bbf2421114c Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Sun, 12 Feb 2012 03:23:07 +0200 Subject: Add SQLite escape character --- system/database/drivers/sqlite/sqlite_driver.php | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'system') diff --git a/system/database/drivers/sqlite/sqlite_driver.php b/system/database/drivers/sqlite/sqlite_driver.php index 119722d2f..25e012bf0 100644 --- a/system/database/drivers/sqlite/sqlite_driver.php +++ b/system/database/drivers/sqlite/sqlite_driver.php @@ -43,7 +43,7 @@ class CI_DB_sqlite_driver extends CI_DB { public $dbdriver = 'sqlite'; // The character used to escape with - not needed for SQLite - protected $_escape_char = ''; + protected $_escape_char = '"'; // clause and character used for LIKE escape sequences protected $_like_escape_str = ' ESCAPE \'%s\' '; @@ -338,7 +338,7 @@ class CI_DB_sqlite_driver extends CI_DB { } $query = $query->row(); - $this->_reset_select(); + $this->_data_seek(0); return (int) $query->numrows; } -- cgit v1.2.3-24-g4f1b From 7e93489fed826286abe2d0b5abd65badc13beab9 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Sun, 12 Feb 2012 03:29:06 +0200 Subject: Fix issue #81 --- system/database/drivers/odbc/odbc_result.php | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'system') diff --git a/system/database/drivers/odbc/odbc_result.php b/system/database/drivers/odbc/odbc_result.php index 509c77a1b..115ba665c 100644 --- a/system/database/drivers/odbc/odbc_result.php +++ b/system/database/drivers/odbc/odbc_result.php @@ -145,7 +145,7 @@ class CI_DB_odbc_result extends CI_DB_result { */ protected function _fetch_assoc() { - return function_exists('odbc_fetch_object') + return function_exists('odbc_fetch_array') ? odbc_fetch_array($this->result_id) : $this->_odbc_fetch_array($this->result_id); } @@ -185,7 +185,7 @@ class CI_DB_odbc_result extends CI_DB_result { $rs_obj = new stdClass(); foreach ($rs as $k => $v) { - $field_name = odbc_field_name($odbc_result, $k+1); + $field_name = odbc_field_name($odbc_result, $k); $rs_obj->$field_name = $v; } @@ -212,7 +212,7 @@ class CI_DB_odbc_result extends CI_DB_result { $rs_assoc = array(); foreach ($rs as $k => $v) { - $field_name = odbc_field_name($odbc_result, $k+1); + $field_name = odbc_field_name($odbc_result, $k); $rs_assoc[$field_name] = $v; } -- cgit v1.2.3-24-g4f1b From 574c85df35b68251c178510649b88b61eb84a43d Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Sun, 12 Feb 2012 20:40:53 +0200 Subject: Improve custom_result_object() method --- system/database/drivers/oci8/oci8_result.php | 11 +++++------ 1 file changed, 5 insertions(+), 6 deletions(-) (limited to 'system') diff --git a/system/database/drivers/oci8/oci8_result.php b/system/database/drivers/oci8/oci8_result.php index 7781b5bbd..ce6aa996f 100644 --- a/system/database/drivers/oci8/oci8_result.php +++ b/system/database/drivers/oci8/oci8_result.php @@ -306,7 +306,7 @@ class CI_DB_oci8_result extends CI_DB_result { */ public function custom_result_object($class_name) { - if (array_key_exists($class_name, $this->custom_result_object)) + if (isset($this->custom_result_object[$class_name])) { return $this->custom_result_object[$class_name]; } @@ -332,18 +332,17 @@ class CI_DB_oci8_result extends CI_DB_result { $data = &$this->result_object; } - $result_object = array(); + $this->custom_result_object[$class_name] = array(); for ($i = 0, $c = count($data); $i < $c; $i++) { - $result_object[$i] = new $class_name(); + $this->custom_result_object[$class_name][$i] = new $class_name(); foreach ($data[$i] as $key => $value) { - $result_object[$i]->$key = $value; + $this->custom_result_object[$class_name][$i]->$key = $value; } } - // Cache and return the array - return $this->custom_result_object[$class_name] = $result_object; + return $this->custom_result_object[$class_name]; } // -------------------------------------------------------------------- -- cgit v1.2.3-24-g4f1b From 74e5098bfb433b013bd4e3c95a23f5df43351469 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Sun, 12 Feb 2012 20:46:10 +0200 Subject: Replace a few spaces with a tab --- system/database/drivers/oci8/oci8_result.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'system') diff --git a/system/database/drivers/oci8/oci8_result.php b/system/database/drivers/oci8/oci8_result.php index ce6aa996f..ff6f7a405 100644 --- a/system/database/drivers/oci8/oci8_result.php +++ b/system/database/drivers/oci8/oci8_result.php @@ -343,7 +343,7 @@ class CI_DB_oci8_result extends CI_DB_result { } return $this->custom_result_object[$class_name]; - } + } // -------------------------------------------------------------------- -- cgit v1.2.3-24-g4f1b From bd601d3d18531fa543ee57befac7cba6739c419b Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Sun, 12 Feb 2012 21:16:51 +0200 Subject: Added port handling support for UNIX systems and moved it to the constructor --- system/database/drivers/mssql/mssql_driver.php | 20 ++++++++++---------- 1 file changed, 10 insertions(+), 10 deletions(-) (limited to 'system') diff --git a/system/database/drivers/mssql/mssql_driver.php b/system/database/drivers/mssql/mssql_driver.php index 611a4afba..c273323d8 100644 --- a/system/database/drivers/mssql/mssql_driver.php +++ b/system/database/drivers/mssql/mssql_driver.php @@ -57,6 +57,16 @@ class CI_DB_mssql_driver extends CI_DB { protected $_count_string = 'SELECT COUNT(*) AS '; protected $_random_keyword = ' NEWID()'; + public function __construct($params) + { + parent::__construct($params); + + if ( ! empty($this->port) && ctype_digit($this->port)) + { + $this->hostname .= (DIRECTORY_SEPARATOR === '\\' ? ',' : ':').$this->port; + } + } + /** * Non-persistent database connection * @@ -64,11 +74,6 @@ class CI_DB_mssql_driver extends CI_DB { */ public function db_connect() { - if ($this->port != '') - { - $this->hostname .= ','.$this->port; - } - return @mssql_connect($this->hostname, $this->username, $this->password); } @@ -81,11 +86,6 @@ class CI_DB_mssql_driver extends CI_DB { */ public function db_pconnect() { - if ($this->port != '') - { - $this->hostname .= ','.$this->port; - } - return @mssql_pconnect($this->hostname, $this->username, $this->password); } -- cgit v1.2.3-24-g4f1b From a64c61a77b0e1fb23d2063d4f54fef64c93e7e36 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Sun, 12 Feb 2012 22:26:46 +0200 Subject: Improve DSN string support --- system/database/drivers/postgre/postgre_driver.php | 63 +++++++++++++++------- 1 file changed, 44 insertions(+), 19 deletions(-) (limited to 'system') diff --git a/system/database/drivers/postgre/postgre_driver.php b/system/database/drivers/postgre/postgre_driver.php index 4779799a4..89c0cd0c9 100644 --- a/system/database/drivers/postgre/postgre_driver.php +++ b/system/database/drivers/postgre/postgre_driver.php @@ -56,9 +56,6 @@ class CI_DB_postgre_driver extends CI_DB { protected $_count_string = 'SELECT COUNT(*) AS '; protected $_random_keyword = ' RANDOM()'; // database specific random keyword - // Postgre-specific properties - protected $_pg_dsn; - /** * Constructor * @@ -70,26 +67,54 @@ class CI_DB_postgre_driver extends CI_DB { { parent::__construct($params); - $components = array( - 'hostname' => 'host', - 'port' => 'port', - 'database' => 'dbname', - 'username' => 'user', - 'password' => 'password' - ); + if ( ! empty($this->dsn)) + { + return; + } - foreach ($components as $key => $val) + $this->dsn === '' OR $this->dsn = ''; + + if (strpos($this->hostname, '/') !== FALSE) { - if (isset($this->$key) && $this->$key != '') - { - $this->_pg_dsn .= $val.'='.$this->$key.' '; - } + // If UNIX sockets are used, we shouldn't set a port + $this->port = ''; } - if (strlen($this->_pg_dsn) > 0) + $this->hostname === '' OR $this->dsn = 'host='.$this->hostname; + + if ( ! empty($this->port) && ctype_digit($this->port)) { - $this->_pg_dsn = rtrim($this->_pg_dsn); + $this->dsn .= 'host='.$this->port.' '; } + + if ($this->username !== '') + { + $this->dsn .= 'username='.$this->username.' '; + + /* An empty password is valid! + * + * $db['password'] = NULL must be done in order to ignore it. + */ + $this->password === NULL OR $this->dsn .= "password='".$this->password."' "; + } + + $this->database === '' OR $this->dsn .= 'dbname='.$this->database.' '; + + /* We don't have these options as elements in our standard configuration + * array, but they might be set by parse_url() if the configuration was + * provided via string. Example: + * + * postgre://username:password@localhost:5432/database?connect_timeout=5&sslmode=1 + */ + foreach (array('connect_timeout', 'options', 'sslmode', 'service') as $key) + { + if (isset($this->$key) && is_string($this->key) && $this->key !== '') + { + $this->dsn .= $key."='".$this->key."' "; + } + } + + $this->dsn = rtrim($this->dsn); } // -------------------------------------------------------------------- @@ -101,7 +126,7 @@ class CI_DB_postgre_driver extends CI_DB { */ public function db_connect() { - $ret = @pg_connect($this->_pg_dsn); + $ret = @pg_connect($this->dsn); if (is_resource($ret) && $this->char_set != '') { pg_set_client_encoding($ret, $this->char_set); @@ -119,7 +144,7 @@ class CI_DB_postgre_driver extends CI_DB { */ public function db_pconnect() { - $ret = @pg_pconnect($this->_pg_dsn); + $ret = @pg_pconnect($this->dsn); if (is_resource($ret) && $this->char_set != '') { pg_set_client_encoding($ret, $this->char_set); -- cgit v1.2.3-24-g4f1b From 2854724143db31f3bb0821c168314de51480bd43 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Sun, 12 Feb 2012 22:30:14 +0200 Subject: Use protect_identifiers() instead of _escape_identifiers() in CI_DB_postgre_forge --- system/database/drivers/postgre/postgre_forge.php | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'system') diff --git a/system/database/drivers/postgre/postgre_forge.php b/system/database/drivers/postgre/postgre_forge.php index f9c79bf29..6030adf38 100644 --- a/system/database/drivers/postgre/postgre_forge.php +++ b/system/database/drivers/postgre/postgre_forge.php @@ -172,7 +172,7 @@ class CI_DB_postgre_forge extends CI_DB_forge { } } - $sql .= $this->db->_escape_identifiers($table).' ('.$this->_process_fields($fields, $primary_keys); + $sql .= $this->db->protect_identifiers($table).' ('.$this->_process_fields($fields, $primary_keys); if (count($primary_keys) > 0) { @@ -220,7 +220,7 @@ class CI_DB_postgre_forge extends CI_DB_forge { */ public function _drop_table($table) { - return 'DROP TABLE IF EXISTS '.$this->db->_escape_identifiers($table).' CASCADE'; + return 'DROP TABLE IF EXISTS '.$this->db->protect_identifiers($table).' CASCADE'; } // -------------------------------------------------------------------- -- cgit v1.2.3-24-g4f1b From 2e430a3f3b160641c36037fbaf92457e0b3bb51e Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Sun, 12 Feb 2012 23:37:58 +0200 Subject: Added CUBRID DSN string & persistent connections support --- system/database/drivers/cubrid/cubrid_driver.php | 104 +++++++++++++---------- system/database/drivers/cubrid/cubrid_forge.php | 4 +- 2 files changed, 60 insertions(+), 48 deletions(-) (limited to 'system') diff --git a/system/database/drivers/cubrid/cubrid_driver.php b/system/database/drivers/cubrid/cubrid_driver.php index d1fc5f0fa..f7dec72de 100644 --- a/system/database/drivers/cubrid/cubrid_driver.php +++ b/system/database/drivers/cubrid/cubrid_driver.php @@ -57,15 +57,21 @@ class CI_DB_cubrid_driver extends CI_DB { protected $_count_string = 'SELECT COUNT(*) AS '; protected $_random_keyword = ' RAND()'; // database specific random keyword + // CUBRID-specific properties + public $auto_commit = TRUE; + public function __construct($params) { parent::__construct($params); - // If no port is defined by the user, use the default value - if ($this->port == '') + if (preg_match('/^CUBRID:[^:]+(:[0-9][1-9]{0,4})?:[^:]+:[^:]*:[^:]*:(\?.+)?$/', $this->dsn, $matches)) { - // Default CUBRID broker port - $this->port = 33000; + preg_match('/autocommit=on/', $matches[2], $matches) OR $this->auto_commit = FALSE; + } + else + { + // If no port is defined by the user, use the default value + $this->port == '' OR $this->port = 33000; } } @@ -76,44 +82,62 @@ class CI_DB_cubrid_driver extends CI_DB { */ public function db_connect() { - $conn = cubrid_connect($this->hostname, $this->port, $this->database, $this->username, $this->password); - - if ($conn) - { - // Check if a user wants to run queries in dry, i.e. run the - // queries but not commit them. - if (isset($this->auto_commit) && ! $this->auto_commit) - { - cubrid_set_autocommit($conn, CUBRID_AUTOCOMMIT_FALSE); - } - else - { - cubrid_set_autocommit($conn, CUBRID_AUTOCOMMIT_TRUE); - $this->auto_commit = TRUE; - } - } - - return $conn; + return $this->_cubrid_connect(); } // -------------------------------------------------------------------- /** * Persistent database connection + * * In CUBRID persistent DB connection is supported natively in CUBRID * engine which can be configured in the CUBRID Broker configuration * file by setting the CCI_PCONNECT parameter to ON. In that case, all * connections established between the client application and the - * server will become persistent. This is calling the same - * @cubrid_connect function will establish persisten connection - * considering that the CCI_PCONNECT is ON. + * server will become persistent. * - * @access private called by the base class * @return resource */ public function db_pconnect() { - return $this->db_connect(); + return $this->_cubrid_connect(TRUE); + } + + // -------------------------------------------------------------------- + + /** + * CUBRID connection + * + * A CUBRID-specific method to create a connection to the database. + * Except for determining if a persistent connection should be used, + * the rest of the logic is the same for db_connect() and db_pconnect(). + * + * @param bool + * @return resource + */ + protected function _cubrid_connect($persistent = FALSE) + { + if (preg_match('/^CUBRID:[^:]+(:[0-9][1-9]{0,4})?:[^:]+:([^:]*):([^:]*):(\?.+)?$/', $this->dsn, $matches)) + { + $conn_id = ($matches[2] === '' && $matches[3] === '' && $this->username !== '' && $this->password !== '') + ? cubrid_connect_with_url($this->dsn, $this->username, $this->password) + : cubrid_connect_with_url($this->dsn); + } + else + { + $_temp = ($persistent !== TRUE) ? 'cubrid_connect' : 'cubrid_pconnect'; + $conn_id = ($this->username !== '') + ? $_temp($this->hostname, $this->port, $this->database, $this->username, $this->password) + : $_temp($this->hostname, $this->port, $this->database); + } + + if ($conn_id) + { + $_temp = ($this->auto_commit) ? CUBRID_AUTOCOMMIT_TRUE : CUBRID_AUTOCOMMIT_FALSE; + cubrid_set_autocommit($conn_id, $_temp); + } + + return $conn_id; } // -------------------------------------------------------------------- @@ -161,9 +185,7 @@ class CI_DB_cubrid_driver extends CI_DB { */ public function db_set_charset($charset, $collation) { - // In CUBRID, there is no need to set charset or collation. - // This is why returning true will allow the application continue - // its normal process. + // Not supported in CUBRID return TRUE; } @@ -189,8 +211,7 @@ class CI_DB_cubrid_driver extends CI_DB { */ protected function _execute($sql) { - $sql = $this->_prep_query($sql); - return @cubrid_query($sql, $this->conn_id); + return @cubrid_query($this->_prep_query($sql), $this->conn_id); } // -------------------------------------------------------------------- @@ -205,7 +226,6 @@ class CI_DB_cubrid_driver extends CI_DB { */ protected function _prep_query($sql) { - // No need to prepare return $sql; } @@ -385,7 +405,7 @@ class CI_DB_cubrid_driver extends CI_DB { * * Generates a platform-specific query string so that the table names can be fetched * - * @param boolean + * @param bool * @return string */ protected function _list_tables($prefix_limit = FALSE) @@ -607,8 +627,6 @@ class CI_DB_cubrid_driver extends CI_DB { protected function _update_batch($table, $values, $index, $where = NULL) { $ids = array(); - $where = ($where != '' && count($where) > 0) ? implode(' ', $where).' AND ' : ''; - foreach ($values as $key => $val) { $ids[] = $val[$index]; @@ -622,9 +640,7 @@ class CI_DB_cubrid_driver extends CI_DB { } } - $sql = 'UPDATE '.$table.' SET '; $cases = ''; - foreach ($final as $k => $v) { $cases .= $k." = CASE \n" @@ -632,7 +648,7 @@ class CI_DB_cubrid_driver extends CI_DB { .'ELSE '.$k.' END, '; } - return $sql.substr($cases, 0, -2) + return 'UPDATE '.$table.' SET '.substr($cases, 0, -2) .' WHERE '.(($where != '' && count($where) > 0) ? implode(' ', $where).' AND ' : '') .$index.' IN ('.implode(',', $ids).')'; } @@ -672,13 +688,9 @@ class CI_DB_cubrid_driver extends CI_DB { if (count($where) > 0 OR count($like) > 0) { - $conditions = "\nWHERE ".implode("\n", $this->ar_where); - - if (count($where) > 0 && count($like) > 0) - { - $conditions .= ' AND '; - } - $conditions .= implode("\n", $like); + $conditions = "\nWHERE ".implode("\n", $where) + .((count($where) > 0 && count($like) > 0) ? ' AND ' : '') + .implode("\n", $like); } return 'DELETE FROM '.$table.$conditions.( ! $limit ? '' : ' LIMIT '.$limit); diff --git a/system/database/drivers/cubrid/cubrid_forge.php b/system/database/drivers/cubrid/cubrid_forge.php index 8423180e9..11143a05f 100644 --- a/system/database/drivers/cubrid/cubrid_forge.php +++ b/system/database/drivers/cubrid/cubrid_forge.php @@ -163,7 +163,7 @@ class CI_DB_cubrid_forge extends CI_DB_forge { } */ - $sql .= $this->db->_escape_identifiers($table).' ('.$this->_process_fields($fields); + $sql .= $this->db->protect_identifiers($table).' ('.$this->_process_fields($fields); // If there is a PK defined if (count($primary_keys) > 0) @@ -203,7 +203,7 @@ class CI_DB_cubrid_forge extends CI_DB_forge { */ public function _drop_table($table) { - return 'DROP TABLE IF EXISTS '.$this->db->_escape_identifiers($table); + return 'DROP TABLE IF EXISTS '.$this->db->protect_identifiers($table); } // -------------------------------------------------------------------- -- cgit v1.2.3-24-g4f1b From dad61c273c1ce3553196883bf10633fcab868b17 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Mon, 13 Feb 2012 01:08:06 +0200 Subject: Add DSN string support --- system/database/drivers/oci8/oci8_driver.php | 87 +++++++++++++++++++++++++++- 1 file changed, 85 insertions(+), 2 deletions(-) (limited to 'system') diff --git a/system/database/drivers/oci8/oci8_driver.php b/system/database/drivers/oci8/oci8_driver.php index 700cde4b8..06acbbb67 100644 --- a/system/database/drivers/oci8/oci8_driver.php +++ b/system/database/drivers/oci8/oci8_driver.php @@ -78,6 +78,85 @@ class CI_DB_oci8_driver extends CI_DB { // throw off num_fields later public $limit_used; + public function __construct($params) + { + parent::__construct($params); + + $valid_dsns = array( + // Easy Connect string - Oracle 10g+ + 'ec' => '/^(\/\/)?[a-z0-9.:_-]+(:[1-9][0-9]{0,4})?(\/[a-z0-9$_]+)?(:[^/])?(\/[a-z0-9$_]+)?$/i', + 'tns' => '/^\(DESCRIPTION=(\(.+\)){2,}\)$/', // TNS + 'in' => '/^[a-z0-9$_]+$/i' // Instance name (defined in tnsnames.ora) + ); + + /* Space characters don't have any effect when actually + * connecting, but can be a hassle while validating the DSN. + */ + $this->dsn = str_replace(array("\n", "\r", "\t", ' '), '', $this->dsn); + + if ($this->dsn !== '') + { + foreach ($valid_dsns as $regexp) + { + if (preg_match($regexp, $this->dsn)) + { + return; + } + } + } + + // Legacy support for TNS in the hostname configuration field + $this->hostname = str_replace(array("\n", "\r", "\t", ' '), '', $this->hostname); + if (preg_match($valid_dsns['tns'], $this->hostname)) + { + $this->dsn = $this->hostname; + return; + } + elseif ($this->hostname !== '' && strpos($this->hostname, '/') === FALSE && strpos($this->hostname, ':') === FALSE + && (( ! empty($this->port) && ctype_digit($this->port)) OR $this->database !== '')) + { + /* If the hostname field isn't empty, doesn't contain + * ':' and/or '/' and if port and/or database aren't + * empty, then the hostname field is most likely indeed + * just a hostname. Therefore we'll try and build an + * Easy Connect string from these 3 settings, assuming + * that the database field is a service name. + */ + $this->dsn = $this->hostname + .(( ! empty($this->port) && ctype_digit($this->port)) ? ':'.$this->port : '') + .($this->database !== '' ? '/'.ltrim($this->database, '/') : ''); + + if (preg_match($valid_dsns['ec'], $this->dsn)) + { + return; + } + } + + /* At this point, we can only try and validate the hostname and + * database fields separately as DSNs. + */ + if (preg_match($valid_dsns['ec'], $this->hostname) OR preg_match($valid_dsns['in'], $this->hostname)) + { + $this->dsn = $this->hostname; + return; + } + + $this->database = str_replace(array("\n", "\r", "\t", ' '), '', $this->database); + foreach ($valid_dsns as $regexp) + { + if (preg_match($regexp, $this->database)) + { + return; + } + } + + /* Well - OK, an empty string should work as well. + * PHP will try to use environment variables to + * determine which Oracle instance to connect to. + */ + $this->dsn = ''; + } + /** * Non-persistent database connection * @@ -85,7 +164,9 @@ class CI_DB_oci8_driver extends CI_DB { */ public function db_connect() { - return @oci_connect($this->username, $this->password, $this->hostname, $this->char_set); + return ( ! empty($this->char_set)) + ? @oci_connect($this->username, $this->password, $this->dsn, $this->char_set) + : @oci_connect($this->username, $this->password, $this->dsn); } // -------------------------------------------------------------------- @@ -97,7 +178,9 @@ class CI_DB_oci8_driver extends CI_DB { */ public function db_pconnect() { - return @oci_pconnect($this->username, $this->password, $this->hostname, $this->char_set); + return ( ! empty($this->char_set)) + ? @oci_pconnect($this->username, $this->password, $this->dsn, $this->char_set) + : @oci_pconnect($this->username, $this->password, $this->dsn); } // -------------------------------------------------------------------- -- cgit v1.2.3-24-g4f1b From 45ba4f73a13660fa05f30d2ec21965620b0e5be5 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Mon, 13 Feb 2012 01:24:39 +0200 Subject: Fix a possible bug in DB() and renamed a variable --- system/database/DB.php | 23 +++++++++++++---------- system/database/DB_driver.php | 1 + 2 files changed, 14 insertions(+), 10 deletions(-) (limited to 'system') diff --git a/system/database/DB.php b/system/database/DB.php index d06ffb40e..8f9cb3743 100755 --- a/system/database/DB.php +++ b/system/database/DB.php @@ -74,24 +74,24 @@ function &DB($params = '', $active_record_override = NULL) * parameter. DSNs must have this prototype: * $dsn = 'driver://username:password@hostname/database'; */ - if (($dns = @parse_url($params)) === FALSE) + if (($dsn = @parse_url($params)) === FALSE) { show_error('Invalid DB Connection String'); } $params = array( - 'dbdriver' => $dns['scheme'], - 'hostname' => (isset($dns['host'])) ? rawurldecode($dns['host']) : '', - 'port' => (isset($dns['port'])) ? rawurldecode($dns['port']) : '', - 'username' => (isset($dns['user'])) ? rawurldecode($dns['user']) : '', - 'password' => (isset($dns['pass'])) ? rawurldecode($dns['pass']) : '', - 'database' => (isset($dns['path'])) ? rawurldecode(substr($dns['path'], 1)) : '' + 'dbdriver' => $dsn['scheme'], + 'hostname' => (isset($dsn['host'])) ? rawurldecode($dsn['host']) : '', + 'port' => (isset($dsn['port'])) ? rawurldecode($dsn['port']) : '', + 'username' => (isset($dsn['user'])) ? rawurldecode($dsn['user']) : '', + 'password' => (isset($dsn['pass'])) ? rawurldecode($dsn['pass']) : '', + 'database' => (isset($dsn['path'])) ? rawurldecode(substr($dsn['path'], 1)) : '' ); // were additional config items set? - if (isset($dns['query'])) + if (isset($dsn['query'])) { - parse_str($dns['query'], $extra); + parse_str($dsn['query'], $extra); foreach ($extra as $key => $val) { // booleans please @@ -104,7 +104,10 @@ function &DB($params = '', $active_record_override = NULL) $val = FALSE; } - $params[$key] = $val; + if ( ! isset($params[$key])) + { + $params[$key] = $val; + } } } } diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php index c4aa0beaf..30149193a 100644 --- a/system/database/DB_driver.php +++ b/system/database/DB_driver.php @@ -40,6 +40,7 @@ */ class CI_DB_driver { + public $dsn; public $username; public $password; public $hostname; -- cgit v1.2.3-24-g4f1b From 46f6dbc6a60e37ad1b88458f8cdfd3e1d1d94f5e Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Mon, 13 Feb 2012 01:39:53 +0200 Subject: Added DSN string support --- system/database/drivers/odbc/odbc_driver.php | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) (limited to 'system') diff --git a/system/database/drivers/odbc/odbc_driver.php b/system/database/drivers/odbc/odbc_driver.php index a674c390e..c9aaa6e68 100644 --- a/system/database/drivers/odbc/odbc_driver.php +++ b/system/database/drivers/odbc/odbc_driver.php @@ -62,6 +62,12 @@ class CI_DB_odbc_driver extends CI_DB { parent::__construct($params); $this->_random_keyword = ' RND('.time().')'; // database specific random keyword + + // Legacy support for DSN in the hostname field + if ($this->dsn == '') + { + $this->dsn = $this->hostname; + } } /** @@ -71,7 +77,7 @@ class CI_DB_odbc_driver extends CI_DB { */ public function db_connect() { - return @odbc_connect($this->hostname, $this->username, $this->password); + return @odbc_connect($this->dsn, $this->username, $this->password); } // -------------------------------------------------------------------- @@ -83,7 +89,7 @@ class CI_DB_odbc_driver extends CI_DB { */ public function db_pconnect() { - return @odbc_pconnect($this->hostname, $this->username, $this->password); + return @odbc_pconnect($this->dsn, $this->username, $this->password); } // -------------------------------------------------------------------- -- cgit v1.2.3-24-g4f1b From 36cd531e9874d32a272088838055bdd56045c41b Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Mon, 13 Feb 2012 01:40:55 +0200 Subject: Fix auto_commit initialization --- system/database/drivers/cubrid/cubrid_driver.php | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'system') diff --git a/system/database/drivers/cubrid/cubrid_driver.php b/system/database/drivers/cubrid/cubrid_driver.php index f7dec72de..a0d874a8c 100644 --- a/system/database/drivers/cubrid/cubrid_driver.php +++ b/system/database/drivers/cubrid/cubrid_driver.php @@ -66,7 +66,10 @@ class CI_DB_cubrid_driver extends CI_DB { if (preg_match('/^CUBRID:[^:]+(:[0-9][1-9]{0,4})?:[^:]+:[^:]*:[^:]*:(\?.+)?$/', $this->dsn, $matches)) { - preg_match('/autocommit=on/', $matches[2], $matches) OR $this->auto_commit = FALSE; + if (preg_match('/autocommit=off/', $matches[2], $matches)) + { + $this->auto_commit = FALSE; + } } else { -- cgit v1.2.3-24-g4f1b From fe4b4e9d5f5c19da77c8e675f33f030766019ac3 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Mon, 13 Feb 2012 05:40:25 +0200 Subject: Fix pconnect with DSN --- system/database/drivers/cubrid/cubrid_driver.php | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'system') diff --git a/system/database/drivers/cubrid/cubrid_driver.php b/system/database/drivers/cubrid/cubrid_driver.php index a0d874a8c..8d5344af9 100644 --- a/system/database/drivers/cubrid/cubrid_driver.php +++ b/system/database/drivers/cubrid/cubrid_driver.php @@ -122,9 +122,10 @@ class CI_DB_cubrid_driver extends CI_DB { { if (preg_match('/^CUBRID:[^:]+(:[0-9][1-9]{0,4})?:[^:]+:([^:]*):([^:]*):(\?.+)?$/', $this->dsn, $matches)) { + $_temp = ($persistent !== TRUE) ? 'cubrid_connect_with_url' : 'cubrid_pconnect_with_url'; $conn_id = ($matches[2] === '' && $matches[3] === '' && $this->username !== '' && $this->password !== '') - ? cubrid_connect_with_url($this->dsn, $this->username, $this->password) - : cubrid_connect_with_url($this->dsn); + ? $_temp($this->dsn, $this->username, $this->password) + : $_temp($this->dsn); } else { -- cgit v1.2.3-24-g4f1b From fcd1f474a253cbe6e764a5c39cf5e58493670f60 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Mon, 13 Feb 2012 09:30:16 +0200 Subject: Fix Easy Connect string regexp and give TNS priority over it --- system/database/drivers/oci8/oci8_driver.php | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'system') diff --git a/system/database/drivers/oci8/oci8_driver.php b/system/database/drivers/oci8/oci8_driver.php index 06acbbb67..3c70ccd9f 100644 --- a/system/database/drivers/oci8/oci8_driver.php +++ b/system/database/drivers/oci8/oci8_driver.php @@ -83,9 +83,9 @@ class CI_DB_oci8_driver extends CI_DB { parent::__construct($params); $valid_dsns = array( - // Easy Connect string - Oracle 10g+ - 'ec' => '/^(\/\/)?[a-z0-9.:_-]+(:[1-9][0-9]{0,4})?(\/[a-z0-9$_]+)?(:[^/])?(\/[a-z0-9$_]+)?$/i', 'tns' => '/^\(DESCRIPTION=(\(.+\)){2,}\)$/', // TNS + // Easy Connect string (Oracle 10g+) + 'ec' => '/^(\/\/)?[a-z0-9.:_-]+(:[1-9][0-9]{0,4})?(\/[a-z0-9$_]+)?(:[^\/])?(\/[a-z0-9$_]+)?$/i', 'in' => '/^[a-z0-9$_]+$/i' // Instance name (defined in tnsnames.ora) ); -- cgit v1.2.3-24-g4f1b From d0b256f96d81d5577c619c3912db9a0e79a43b6c Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Mon, 13 Feb 2012 12:20:11 +0200 Subject: Revert fix for #81 - it actually breaks things --- system/database/drivers/odbc/odbc_result.php | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'system') diff --git a/system/database/drivers/odbc/odbc_result.php b/system/database/drivers/odbc/odbc_result.php index 115ba665c..06d99226e 100644 --- a/system/database/drivers/odbc/odbc_result.php +++ b/system/database/drivers/odbc/odbc_result.php @@ -185,7 +185,7 @@ class CI_DB_odbc_result extends CI_DB_result { $rs_obj = new stdClass(); foreach ($rs as $k => $v) { - $field_name = odbc_field_name($odbc_result, $k); + $field_name = odbc_field_name($odbc_result, $k+1); $rs_obj->$field_name = $v; } @@ -212,7 +212,7 @@ class CI_DB_odbc_result extends CI_DB_result { $rs_assoc = array(); foreach ($rs as $k => $v) { - $field_name = odbc_field_name($odbc_result, $k); + $field_name = odbc_field_name($odbc_result, $k+1); $rs_assoc[$field_name] = $v; } -- cgit v1.2.3-24-g4f1b From 8ad2ec7b0a8e6ea385b13ad2fd782fe775ef92db Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Mon, 13 Feb 2012 12:25:42 +0200 Subject: Fix issue #1036 --- system/database/DB_driver.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'system') diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php index 30149193a..a3171e395 100644 --- a/system/database/DB_driver.php +++ b/system/database/DB_driver.php @@ -627,7 +627,7 @@ class CI_DB_driver { */ public function is_write_type($sql) { - return (bool) preg_match('/^\s*"?(SET|INSERT|UPDATE|DELETE|REPLACE|CREATE|DROP|TRUNCATE|LOAD DATA|COPY|ALTER|GRANT|REVOKE|LOCK|UNLOCK)\s+/i', $sql); + return (bool) preg_match('/^\s*"?(SET|INSERT|UPDATE|DELETE|REPLACE|CREATE|DROP|TRUNCATE|LOAD DATA|COPY|ALTER|RENAME|GRANT|REVOKE|LOCK|UNLOCK)\s+/i', $sql); } // -------------------------------------------------------------------- -- cgit v1.2.3-24-g4f1b From cac407d6399e9325454b48418cf3fce873ce1b14 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Tue, 14 Feb 2012 11:45:36 +0200 Subject: Replace a preg_match() with stripos() --- system/database/drivers/cubrid/cubrid_driver.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'system') diff --git a/system/database/drivers/cubrid/cubrid_driver.php b/system/database/drivers/cubrid/cubrid_driver.php index 8d5344af9..147e463ce 100644 --- a/system/database/drivers/cubrid/cubrid_driver.php +++ b/system/database/drivers/cubrid/cubrid_driver.php @@ -66,7 +66,7 @@ class CI_DB_cubrid_driver extends CI_DB { if (preg_match('/^CUBRID:[^:]+(:[0-9][1-9]{0,4})?:[^:]+:[^:]*:[^:]*:(\?.+)?$/', $this->dsn, $matches)) { - if (preg_match('/autocommit=off/', $matches[2], $matches)) + if (stripos($matches[2], 'autocommit=off') !== FALSE) { $this->auto_commit = FALSE; } -- cgit v1.2.3-24-g4f1b From bb8a68344931fc4621b8c3a173a7dcd572890fd8 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Tue, 14 Feb 2012 12:17:13 +0200 Subject: Fix issue #81 --- system/database/drivers/odbc/odbc_result.php | 22 ++++++++++++++-------- 1 file changed, 14 insertions(+), 8 deletions(-) (limited to 'system') diff --git a/system/database/drivers/odbc/odbc_result.php b/system/database/drivers/odbc/odbc_result.php index 06d99226e..320b9327c 100644 --- a/system/database/drivers/odbc/odbc_result.php +++ b/system/database/drivers/odbc/odbc_result.php @@ -67,13 +67,19 @@ class CI_DB_odbc_result extends CI_DB_result { */ public function list_fields() { - $field_names = array(); - for ($i = 0, $c = $this->num_fields(); $i < $c; $i++) + $num_fields = $this->num_fields(); + if ($num_fields > 0) { - $field_names[] = odbc_field_name($this->result_id, $i); + $field_names = array(); + for ($i = 1; $i <= $num_fields; $i++) + { + $field_names[] = odbc_field_name($this->result_id, $i); + } + + return $field_names; } - return $field_names; + return array(); } // -------------------------------------------------------------------- @@ -88,12 +94,12 @@ class CI_DB_odbc_result extends CI_DB_result { public function field_data() { $retval = array(); - for ($i = 0, $c = $this->num_fields(); $i < $c; $i++) + for ($i = 0, $odbc_index = 1, $c = $this->num_fields(); $i < $c; $i++, $odbc_index++) { $retval[$i] = new stdClass(); - $retval[$i]->name = odbc_field_name($this->result_id, $i); - $retval[$i]->type = odbc_field_type($this->result_id, $i); - $retval[$i]->max_length = odbc_field_len($this->result_id, $i); + $retval[$i]->name = odbc_field_name($this->result_id, $odbc_index); + $retval[$i]->type = odbc_field_type($this->result_id, $odbc_index); + $retval[$i]->max_length = odbc_field_len($this->result_id, $odbc_index); $retval[$i]->primary_key = 0; $retval[$i]->default = ''; } -- cgit v1.2.3-24-g4f1b From 394a3f171c72176d3e31a2562e604a26a703f957 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Wed, 15 Feb 2012 14:35:11 +0200 Subject: Add improvements from @CUBRID's implementation --- system/database/drivers/cubrid/cubrid_driver.php | 33 +++++++------- system/database/drivers/cubrid/cubrid_forge.php | 26 ++++++----- system/database/drivers/cubrid/cubrid_result.php | 54 +++++------------------ system/database/drivers/cubrid/cubrid_utility.php | 11 ++--- 4 files changed, 46 insertions(+), 78 deletions(-) (limited to 'system') diff --git a/system/database/drivers/cubrid/cubrid_driver.php b/system/database/drivers/cubrid/cubrid_driver.php index 147e463ce..aa8e997ce 100644 --- a/system/database/drivers/cubrid/cubrid_driver.php +++ b/system/database/drivers/cubrid/cubrid_driver.php @@ -43,7 +43,7 @@ class CI_DB_cubrid_driver extends CI_DB { public $dbdriver = 'cubrid'; // The character used for escaping - no need in CUBRID - protected $_escape_char = ''; + protected $_escape_char = '`'; // clause and character used for LIKE escape sequences - not used in CUBRID protected $_like_escape_str = ''; @@ -135,12 +135,6 @@ class CI_DB_cubrid_driver extends CI_DB { : $_temp($this->hostname, $this->port, $this->database); } - if ($conn_id) - { - $_temp = ($this->auto_commit) ? CUBRID_AUTOCOMMIT_TRUE : CUBRID_AUTOCOMMIT_FALSE; - cubrid_set_autocommit($conn_id, $_temp); - } - return $conn_id; } @@ -332,7 +326,9 @@ class CI_DB_cubrid_driver extends CI_DB { return $str; } - if (function_exists('cubrid_real_escape_string') && is_resource($this->conn_id)) + if (function_exists('cubrid_real_escape_string') && + (is_resource($this->conn_id) + OR (get_resource_type($this->conn_id) === 'Unknown' && preg_match('/Resource id #/', strval($this->conn_id))))) { $str = cubrid_real_escape_string($str, $this->conn_id); } @@ -359,7 +355,7 @@ class CI_DB_cubrid_driver extends CI_DB { */ public function affected_rows() { - return @cubrid_affected_rows($this->conn_id); + return @cubrid_affected_rows(); } // -------------------------------------------------------------------- @@ -550,7 +546,7 @@ class CI_DB_cubrid_driver extends CI_DB { */ protected function _insert($table, $keys, $values) { - return 'INSERT INTO '.$table.' ("'.implode('", "', $keys).'") VALUES ('.implode(', ', $values).')'; + return 'INSERT INTO '.$table.' ('.implode(', ', $keys).') VALUES ('.implode(', ', $values).')'; } // -------------------------------------------------------------------- @@ -568,7 +564,7 @@ class CI_DB_cubrid_driver extends CI_DB { */ protected function _replace($table, $keys, $values) { - return 'REPLACE INTO '.$table.' ("'.implode('", "', $keys).'") VALUES ('.implode(', ', $values).')'; + return 'REPLACE INTO '.$table.' ('.implode(', ', $keys).') VALUES ('.implode(', ', $values).')'; } // -------------------------------------------------------------------- @@ -585,7 +581,7 @@ class CI_DB_cubrid_driver extends CI_DB { */ protected function _insert_batch($table, $keys, $values) { - return 'INSERT INTO '.$table.' ("'.implode('", "', $keys).'") VALUES '.implode(', ', $values); + return 'INSERT INTO '.$table.' ('.implode(', ', $keys).') VALUES '.implode(', ', $values); } // -------------------------------------------------------------------- @@ -602,15 +598,20 @@ class CI_DB_cubrid_driver extends CI_DB { * @param array the limit clause * @return string */ - protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE) + protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE, $like = array()) { foreach ($values as $key => $val) { - $valstr[] = sprintf('"%s" = %s', $key, $val); + $valstr[] = $key.' = '.$val; + } + + $where = ($where != '' && count($where) > 0) ? ' WHERE '.implode(' ', $where) : ''; + if (count($like) > 0) + { + $where .= ($where === '' ? ' WHERE ' : ' AND ').implode(' ', $like); } - return 'UPDATE '.$table.' SET '.implode(', ', $valstr) - .(($where != '' && count($where) > 0) ? ' WHERE '.implode(' ', $where) : '') + return 'UPDATE '.$table.' SET '.implode(', ', $valstr).$where .(count($orderby) > 0 ? ' ORDER BY '.implode(', ', $orderby) : '') .( ! $limit ? '' : ' LIMIT '.$limit); } diff --git a/system/database/drivers/cubrid/cubrid_forge.php b/system/database/drivers/cubrid/cubrid_forge.php index 11143a05f..5f7985705 100644 --- a/system/database/drivers/cubrid/cubrid_forge.php +++ b/system/database/drivers/cubrid/cubrid_forge.php @@ -21,7 +21,7 @@ * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) * @link http://codeigniter.com - * @since Version 1.0 + * @since Version 3.0 * @filesource */ @@ -42,8 +42,8 @@ class CI_DB_cubrid_forge extends CI_DB_forge { */ public function _create_database($name) { - // CUBRID does not allow to create a database in SQL. The GUI tools - // have to be used for this purpose. + // CUBRID does not allow to create a database in SQL. GUI or + // command line tools have to be used for this purpose. return FALSE; } @@ -57,8 +57,8 @@ class CI_DB_cubrid_forge extends CI_DB_forge { */ public function _drop_database($name) { - // CUBRID does not allow to drop a database in SQL. The GUI tools - // have to be used for this purpose. + // CUBRID does not allow to drop a database in SQL. GUI or + // command line tools have to be used for this purpose. return FALSE; } @@ -88,7 +88,7 @@ class CI_DB_cubrid_forge extends CI_DB_forge { { $attributes = array_change_key_case($attributes, CASE_UPPER); - $sql .= "\n\t\"".$this->db->protect_identifiers($field).'"' + $sql .= "\n\t".$this->db->protect_identifiers($field) .( ! empty($attributes['NAME']) ? ' '.$this->db->protect_identifiers($attributes['NAME']).' ' : ''); if ( ! empty($attributes['TYPE'])) @@ -104,7 +104,9 @@ class CI_DB_cubrid_forge extends CI_DB_forge { case 'numeric': $sql .= '('.implode(',', $attributes['CONSTRAINT']).')'; break; - case 'enum': // As of version 8.4.0 CUBRID does not support enum data type + case 'enum': + // Will be supported in the future as part a part of + // MySQL compatibility features. break; case 'set': $sql .= '("'.implode('","', $attributes['CONSTRAINT']).'")'; @@ -115,7 +117,7 @@ class CI_DB_cubrid_forge extends CI_DB_forge { } } - /* As of version 8.4.0 CUBRID does not support UNSIGNED INTEGER data type. + /* As of version 8.4.1 CUBRID does not support UNSIGNED INTEGER data type. * Will be supported in the next release as a part of MySQL Compatibility. * if (isset($attributes['UNSIGNED']) && $attributes['UNSIGNED'] === TRUE) @@ -156,7 +158,7 @@ class CI_DB_cubrid_forge extends CI_DB_forge { { $sql = 'CREATE TABLE '; - /* As of version 8.4.0 CUBRID does not support this SQL syntax. + /* As of version 8.4.1 CUBRID does not support this SQL syntax. if ($if_not_exists === TRUE) { $sql .= 'IF NOT EXISTS '; @@ -168,7 +170,7 @@ class CI_DB_cubrid_forge extends CI_DB_forge { // If there is a PK defined if (count($primary_keys) > 0) { - $key_name = 'pk_'.$table.'_'.$this->db->protect_identifiers(implode('_', $primary_keys)); + $key_name = $this->db->protect_identifiers('pk_'.$table.'_'.implode('_', $primary_keys)); $sql .= ",\n\tCONSTRAINT ".$key_name.' PRIMARY KEY('.implode(', ', $this->db->protect_identifiers($primary_keys)).')'; } @@ -178,12 +180,12 @@ class CI_DB_cubrid_forge extends CI_DB_forge { { if (is_array($key)) { - $key_name = $this->db->protect_identifiers(implode('_', $key)); + $key_name = $this->db->protect_identifiers('idx_'.$table.implode('_', $key)); $key = $this->db->protect_identifiers($key); } else { - $key_name = $this->db->protect_identifiers($key); + $key_name = $this->db->protect_identifiers('idx_'.$table.$key); $key = array($key_name); } diff --git a/system/database/drivers/cubrid/cubrid_result.php b/system/database/drivers/cubrid/cubrid_result.php index 7a72cdde4..3351b3430 100644 --- a/system/database/drivers/cubrid/cubrid_result.php +++ b/system/database/drivers/cubrid/cubrid_result.php @@ -83,51 +83,21 @@ class CI_DB_cubrid_result extends CI_DB_result { */ public function field_data() { - $retval = $tablePrimaryKeys = array(); + $retval = array(); + $i = 0; while ($field = cubrid_fetch_field($this->result_id)) { - $F = new stdClass(); - $F->name = $field->name; - $F->type = $field->type; - $F->default = $field->def; - $F->max_length = $field->max_length; - - // At this moment primary_key property is not returned when - // cubrid_fetch_field is called. The following code will - // provide a patch for it. primary_key property will be added - // in the next release. - - // TODO: later version of CUBRID will provide primary_key - // property. - // When PK is defined in CUBRID, an index is automatically - // created in the db_index system table in the form of - // pk_tblname_fieldname. So the following will count how many - // columns are there which satisfy this format. - // The query will search for exact single columns, thus - // compound PK is not supported. - $res = cubrid_query($this->conn_id, - "SELECT COUNT(*) FROM db_index WHERE class_name = '".$field->table - ."' AND is_primary_key = 'YES' AND index_name = 'pk_".$field->table.'_'.$field->name."'" - ); - - if ($res) - { - $row = cubrid_fetch_array($res, CUBRID_NUM); - $F->primary_key = ($row[0] > 0 ? 1 : NULL); - } - else - { - $F->primary_key = NULL; - } - - if (is_resource($res)) - { - cubrid_close_request($res); - $this->result_id = FALSE; - } - - $retval[] = $F; + $retval[$i] = new stdClass(); + $retval[$i]->name = $field->name; + // CUBRID returns type as e.g. varchar(100), + // so we need to remove all digits and brackets. + $retval[$i]->type = preg_replace('/[\d()]/', '', $field->type); + $retval[$i]->default = $field->def; + // Use CUBRID's native API to obtain column's max_length, + // otherwise $field->max_length has incorrect info + $retval[$i]->max_length = cubrid_field_len($this->result_id, $i); + $retval[$i++]->primary_key = $field->primary_key; } return $retval; diff --git a/system/database/drivers/cubrid/cubrid_utility.php b/system/database/drivers/cubrid/cubrid_utility.php index dbfbe5f6b..ab9056ffb 100644 --- a/system/database/drivers/cubrid/cubrid_utility.php +++ b/system/database/drivers/cubrid/cubrid_utility.php @@ -21,7 +21,7 @@ * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) * @link http://codeigniter.com - * @since Version 1.0 + * @since Version 3.0 * @filesource */ @@ -39,14 +39,9 @@ class CI_DB_cubrid_utility extends CI_DB_utility { * * @return array */ - public function _list_databases() + public function list_databases() { - // CUBRID does not allow to see the list of all databases on the - // server. It is the way its architecture is designed. Every - // database is independent and isolated. - // For this reason we can return only the name of the currect - // connected database. - return "SELECT '".$this->database."'"; + return $this->data_cache['db_names'] = cubrid_list_dbs($this->db->conn_id); } // -------------------------------------------------------------------- -- cgit v1.2.3-24-g4f1b From cf63120a60da9485ab1f94bc58b5d62e6b05a0fd Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 16 Feb 2012 11:36:28 +0200 Subject: A change in the class descriptions --- system/database/drivers/cubrid/cubrid_driver.php | 2 +- system/database/drivers/cubrid/cubrid_forge.php | 2 +- system/database/drivers/cubrid/cubrid_result.php | 2 +- system/database/drivers/cubrid/cubrid_utility.php | 2 +- 4 files changed, 4 insertions(+), 4 deletions(-) (limited to 'system') diff --git a/system/database/drivers/cubrid/cubrid_driver.php b/system/database/drivers/cubrid/cubrid_driver.php index aa8e997ce..1dc7a454b 100644 --- a/system/database/drivers/cubrid/cubrid_driver.php +++ b/system/database/drivers/cubrid/cubrid_driver.php @@ -21,7 +21,7 @@ * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) * @link http://codeigniter.com - * @since Version 2.0.2 + * @since Version 2.1 * @filesource */ diff --git a/system/database/drivers/cubrid/cubrid_forge.php b/system/database/drivers/cubrid/cubrid_forge.php index 5f7985705..048a0597b 100644 --- a/system/database/drivers/cubrid/cubrid_forge.php +++ b/system/database/drivers/cubrid/cubrid_forge.php @@ -21,7 +21,7 @@ * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) * @link http://codeigniter.com - * @since Version 3.0 + * @since Version 2.1 * @filesource */ diff --git a/system/database/drivers/cubrid/cubrid_result.php b/system/database/drivers/cubrid/cubrid_result.php index 3351b3430..453954754 100644 --- a/system/database/drivers/cubrid/cubrid_result.php +++ b/system/database/drivers/cubrid/cubrid_result.php @@ -21,7 +21,7 @@ * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) * @link http://codeigniter.com - * @since Version 2.0.2 + * @since Version 2.1 * @filesource */ diff --git a/system/database/drivers/cubrid/cubrid_utility.php b/system/database/drivers/cubrid/cubrid_utility.php index ab9056ffb..9819abd08 100644 --- a/system/database/drivers/cubrid/cubrid_utility.php +++ b/system/database/drivers/cubrid/cubrid_utility.php @@ -21,7 +21,7 @@ * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) * @link http://codeigniter.com - * @since Version 3.0 + * @since Version 2.1 * @filesource */ -- cgit v1.2.3-24-g4f1b From 7efad20597ef7e06f8cf837a9f40918d2d3f2727 Mon Sep 17 00:00:00 2001 From: Jamie Rumbelow Date: Sun, 19 Feb 2012 12:37:00 +0000 Subject: Renaming Active Record to Query Builder across the system --- system/core/Loader.php | 10 +- system/database/DB.php | 18 +- system/database/DB_active_rec.php | 2217 -------------------- system/database/DB_driver.php | 4 +- system/database/DB_query_builder.php | 2217 ++++++++++++++++++++ system/database/drivers/cubrid/cubrid_driver.php | 4 +- system/database/drivers/mssql/mssql_driver.php | 4 +- system/database/drivers/mysql/mysql_driver.php | 4 +- system/database/drivers/mysqli/mysqli_driver.php | 4 +- system/database/drivers/oci8/oci8_driver.php | 4 +- system/database/drivers/odbc/odbc_driver.php | 4 +- system/database/drivers/pdo/pdo_driver.php | 4 +- system/database/drivers/postgre/postgre_driver.php | 4 +- system/database/drivers/sqlite/sqlite_driver.php | 4 +- system/database/drivers/sqlsrv/sqlsrv_driver.php | 2 +- 15 files changed, 2252 insertions(+), 2252 deletions(-) delete mode 100644 system/database/DB_active_rec.php create mode 100644 system/database/DB_query_builder.php (limited to 'system') diff --git a/system/core/Loader.php b/system/core/Loader.php index 12daaa928..750e8cdd6 100644 --- a/system/core/Loader.php +++ b/system/core/Loader.php @@ -315,16 +315,16 @@ class CI_Loader { * * @param string the DB credentials * @param bool whether to return the DB object - * @param bool whether to enable active record (this allows us to override the config setting) + * @param bool whether to enable query builder (this allows us to override the config setting) * @return object */ - public function database($params = '', $return = FALSE, $active_record = NULL) + public function database($params = '', $return = FALSE, $query_builder = NULL) { // Grab the super object $CI =& get_instance(); // Do we even need to load the database class? - if (class_exists('CI_DB') AND $return == FALSE AND $active_record == NULL AND isset($CI->db) AND is_object($CI->db)) + if (class_exists('CI_DB') AND $return == FALSE AND $query_builder == NULL AND isset($CI->db) AND is_object($CI->db)) { return FALSE; } @@ -333,7 +333,7 @@ class CI_Loader { if ($return === TRUE) { - return DB($params, $active_record); + return DB($params, $query_builder); } // Initialize the db variable. Needed to prevent @@ -341,7 +341,7 @@ class CI_Loader { $CI->db = ''; // Load the DB class - $CI->db =& DB($params, $active_record); + $CI->db =& DB($params, $query_builder); } // -------------------------------------------------------------------- diff --git a/system/database/DB.php b/system/database/DB.php index d06ffb40e..9ce6103ca 100755 --- a/system/database/DB.php +++ b/system/database/DB.php @@ -32,9 +32,9 @@ * @author EllisLab Dev Team * @link http://codeigniter.com/user_guide/database/ * @param string - * @param bool Determines if active record should be used or not + * @param bool Determines if query builder should be used or not */ -function &DB($params = '', $active_record_override = NULL) +function &DB($params = '', $query_builder_override = NULL) { // Load the DB config file if a DSN string wasn't passed if (is_string($params) AND strpos($params, '://') === FALSE) @@ -115,22 +115,22 @@ function &DB($params = '', $active_record_override = NULL) show_error('You have not selected a database type to connect to.'); } - // Load the DB classes. Note: Since the active record class is optional + // Load the DB classes. Note: Since the query builder class is optional // we need to dynamically create a class that extends proper parent class - // based on whether we're using the active record class or not. - if ($active_record_override !== NULL) + // based on whether we're using the query builder class or not. + if ($query_builder_override !== NULL) { - $active_record = $active_record_override; + $query_builder = $query_builder_override; } require_once(BASEPATH.'database/DB_driver.php'); - if ( ! isset($active_record) OR $active_record == TRUE) + if ( ! isset($query_builder) OR $query_builder == TRUE) { - require_once(BASEPATH.'database/DB_active_rec.php'); + require_once(BASEPATH.'database/DB_query_builder.php'); if ( ! class_exists('CI_DB')) { - class CI_DB extends CI_DB_active_record { } + class CI_DB extends CI_DB_query_builder { } } } elseif ( ! class_exists('CI_DB')) diff --git a/system/database/DB_active_rec.php b/system/database/DB_active_rec.php deleted file mode 100644 index 424735157..000000000 --- a/system/database/DB_active_rec.php +++ /dev/null @@ -1,2217 +0,0 @@ -ar_select[] = $val; - $this->ar_no_escape[] = $escape; - - if ($this->ar_caching === TRUE) - { - $this->ar_cache_select[] = $val; - $this->ar_cache_exists[] = 'select'; - $this->ar_cache_no_escape[] = $escape; - } - } - } - - return $this; - } - - // -------------------------------------------------------------------- - - /** - * Select Max - * - * Generates a SELECT MAX(field) portion of a query - * - * @param string the field - * @param string an alias - * @return object - */ - public function select_max($select = '', $alias = '') - { - return $this->_max_min_avg_sum($select, $alias, 'MAX'); - } - - // -------------------------------------------------------------------- - - /** - * Select Min - * - * Generates a SELECT MIN(field) portion of a query - * - * @param string the field - * @param string an alias - * @return object - */ - public function select_min($select = '', $alias = '') - { - return $this->_max_min_avg_sum($select, $alias, 'MIN'); - } - - // -------------------------------------------------------------------- - - /** - * Select Average - * - * Generates a SELECT AVG(field) portion of a query - * - * @param string the field - * @param string an alias - * @return object - */ - public function select_avg($select = '', $alias = '') - { - return $this->_max_min_avg_sum($select, $alias, 'AVG'); - } - - // -------------------------------------------------------------------- - - /** - * Select Sum - * - * Generates a SELECT SUM(field) portion of a query - * - * @param string the field - * @param string an alias - * @return object - */ - public function select_sum($select = '', $alias = '') - { - return $this->_max_min_avg_sum($select, $alias, 'SUM'); - } - - // -------------------------------------------------------------------- - - /** - * Processing Function for the four functions above: - * - * select_max() - * select_min() - * select_avg() - * select_sum() - * - * @param string the field - * @param string an alias - * @return object - */ - protected function _max_min_avg_sum($select = '', $alias = '', $type = 'MAX') - { - if ( ! is_string($select) OR $select == '') - { - $this->display_error('db_invalid_query'); - } - - $type = strtoupper($type); - - if ( ! in_array($type, array('MAX', 'MIN', 'AVG', 'SUM'))) - { - show_error('Invalid function type: '.$type); - } - - if ($alias == '') - { - $alias = $this->_create_alias_from_table(trim($select)); - } - - $sql = $this->_protect_identifiers($type.'('.trim($select).')').' AS '.$this->_protect_identifiers(trim($alias)); - $this->ar_select[] = $sql; - - if ($this->ar_caching === TRUE) - { - $this->ar_cache_select[] = $sql; - $this->ar_cache_exists[] = 'select'; - } - - return $this; - } - - // -------------------------------------------------------------------- - - /** - * Determines the alias name based on the table - * - * @param string - * @return string - */ - protected function _create_alias_from_table($item) - { - if (strpos($item, '.') !== FALSE) - { - return end(explode('.', $item)); - } - - return $item; - } - - // -------------------------------------------------------------------- - - /** - * DISTINCT - * - * Sets a flag which tells the query string compiler to add DISTINCT - * - * @param bool - * @return object - */ - public function distinct($val = TRUE) - { - $this->ar_distinct = (is_bool($val)) ? $val : TRUE; - return $this; - } - - // -------------------------------------------------------------------- - - /** - * From - * - * Generates the FROM portion of the query - * - * @param mixed can be a string or array - * @return object - */ - public function from($from) - { - foreach ((array)$from as $val) - { - if (strpos($val, ',') !== FALSE) - { - foreach (explode(',', $val) as $v) - { - $v = trim($v); - $this->_track_aliases($v); - $v = $this->ar_from[] = $this->_protect_identifiers($v, TRUE, NULL, FALSE); - - if ($this->ar_caching === TRUE) - { - $this->ar_cache_from[] = $v; - $this->ar_cache_exists[] = 'from'; - } - } - } - else - { - $val = trim($val); - - // Extract any aliases that might exist. We use this information - // in the _protect_identifiers to know whether to add a table prefix - $this->_track_aliases($val); - $this->ar_from[] = $val = $this->_protect_identifiers($val, TRUE, NULL, FALSE); - - if ($this->ar_caching === TRUE) - { - $this->ar_cache_from[] = $val; - $this->ar_cache_exists[] = 'from'; - } - } - } - - return $this; - } - - // -------------------------------------------------------------------- - - /** - * Join - * - * Generates the JOIN portion of the query - * - * @param string - * @param string the join condition - * @param string the type of join - * @return object - */ - public function join($table, $cond, $type = '') - { - if ($type != '') - { - $type = strtoupper(trim($type)); - - if ( ! in_array($type, array('LEFT', 'RIGHT', 'OUTER', 'INNER', 'LEFT OUTER', 'RIGHT OUTER'))) - { - $type = ''; - } - else - { - $type .= ' '; - } - } - - // Extract any aliases that might exist. We use this information - // in the _protect_identifiers to know whether to add a table prefix - $this->_track_aliases($table); - - // Strip apart the condition and protect the identifiers - if (preg_match('/([\w\.]+)([\W\s]+)(.+)/', $cond, $match)) - { - $cond = $this->_protect_identifiers($match[1]).$match[2].$this->_protect_identifiers($match[3]); - } - - // Assemble the JOIN statement - $this->ar_join[] = $join = $type.'JOIN '.$this->_protect_identifiers($table, TRUE, NULL, FALSE).' ON '.$cond; - - if ($this->ar_caching === TRUE) - { - $this->ar_cache_join[] = $join; - $this->ar_cache_exists[] = 'join'; - } - - return $this; - } - - // -------------------------------------------------------------------- - - /** - * Where - * - * Generates the WHERE portion of the query. Separates - * multiple calls with AND - * - * @param mixed - * @param mixed - * @return object - */ - public function where($key, $value = NULL, $escape = TRUE) - { - return $this->_where($key, $value, 'AND ', $escape); - } - - // -------------------------------------------------------------------- - - /** - * OR Where - * - * Generates the WHERE portion of the query. Separates - * multiple calls with OR - * - * @param mixed - * @param mixed - * @return object - */ - public function or_where($key, $value = NULL, $escape = TRUE) - { - return $this->_where($key, $value, 'OR ', $escape); - } - - // -------------------------------------------------------------------- - - /** - * Where - * - * Called by where() or or_where() - * - * @param mixed - * @param mixed - * @param string - * @return object - */ - protected function _where($key, $value = NULL, $type = 'AND ', $escape = NULL) - { - $type = $this->_group_get_type($type); - - if ( ! is_array($key)) - { - $key = array($key => $value); - } - - // If the escape value was not set will will base it on the global setting - if ( ! is_bool($escape)) - { - $escape = $this->_protect_identifiers; - } - - foreach ($key as $k => $v) - { - $prefix = (count($this->ar_where) === 0 AND count($this->ar_cache_where) === 0) ? '' : $type; - - if (is_null($v) && ! $this->_has_operator($k)) - { - // value appears not to have been set, assign the test to IS NULL - $k .= ' IS NULL'; - } - - if ( ! is_null($v)) - { - if ($escape === TRUE) - { - $k = $this->_protect_identifiers($k, FALSE, $escape); - $v = ' '.$this->escape($v); - } - - if ( ! $this->_has_operator($k)) - { - $k .= ' = '; - } - } - else - { - $k = $this->_protect_identifiers($k, FALSE, $escape); - } - - $this->ar_where[] = $prefix.$k.$v; - if ($this->ar_caching === TRUE) - { - $this->ar_cache_where[] = $prefix.$k.$v; - $this->ar_cache_exists[] = 'where'; - } - - } - - return $this; - } - - // -------------------------------------------------------------------- - - /** - * Where_in - * - * Generates a WHERE field IN ('item', 'item') SQL query joined with - * AND if appropriate - * - * @param string The field to search - * @param array The values searched on - * @return object - */ - public function where_in($key = NULL, $values = NULL) - { - return $this->_where_in($key, $values); - } - - // -------------------------------------------------------------------- - - /** - * Where_in_or - * - * Generates a WHERE field IN ('item', 'item') SQL query joined with - * OR if appropriate - * - * @param string The field to search - * @param array The values searched on - * @return object - */ - public function or_where_in($key = NULL, $values = NULL) - { - return $this->_where_in($key, $values, FALSE, 'OR '); - } - - // -------------------------------------------------------------------- - - /** - * Where_not_in - * - * Generates a WHERE field NOT IN ('item', 'item') SQL query joined - * with AND if appropriate - * - * @param string The field to search - * @param array The values searched on - * @return object - */ - public function where_not_in($key = NULL, $values = NULL) - { - return $this->_where_in($key, $values, TRUE); - } - - // -------------------------------------------------------------------- - - /** - * Where_not_in_or - * - * Generates a WHERE field NOT IN ('item', 'item') SQL query joined - * with OR if appropriate - * - * @param string The field to search - * @param array The values searched on - * @return object - */ - public function or_where_not_in($key = NULL, $values = NULL) - { - return $this->_where_in($key, $values, TRUE, 'OR '); - } - - // -------------------------------------------------------------------- - - /** - * Where_in - * - * Called by where_in, where_in_or, where_not_in, where_not_in_or - * - * @param string The field to search - * @param array The values searched on - * @param boolean If the statement would be IN or NOT IN - * @param string - * @return object - */ - protected function _where_in($key = NULL, $values = NULL, $not = FALSE, $type = 'AND ') - { - if ($key === NULL OR $values === NULL) - { - return; - } - - $type = $this->_group_get_type($type); - - if ( ! is_array($values)) - { - $values = array($values); - } - - $not = ($not) ? ' NOT' : ''; - - foreach ($values as $value) - { - $this->ar_wherein[] = $this->escape($value); - } - - $prefix = (count($this->ar_where) === 0) ? '' : $type; - $this->ar_where[] = $where_in = $prefix.$this->_protect_identifiers($key).$not.' IN ('.implode(', ', $this->ar_wherein).') '; - - if ($this->ar_caching === TRUE) - { - $this->ar_cache_where[] = $where_in; - $this->ar_cache_exists[] = 'where'; - } - - // reset the array for multiple calls - $this->ar_wherein = array(); - return $this; - } - - // -------------------------------------------------------------------- - - /** - * Like - * - * Generates a %LIKE% portion of the query. Separates - * multiple calls with AND - * - * @param mixed - * @param mixed - * @return object - */ - public function like($field, $match = '', $side = 'both') - { - return $this->_like($field, $match, 'AND ', $side); - } - - // -------------------------------------------------------------------- - - /** - * Not Like - * - * Generates a NOT LIKE portion of the query. Separates - * multiple calls with AND - * - * @param mixed - * @param mixed - * @return object - */ - public function not_like($field, $match = '', $side = 'both') - { - return $this->_like($field, $match, 'AND ', $side, 'NOT'); - } - - // -------------------------------------------------------------------- - - /** - * OR Like - * - * Generates a %LIKE% portion of the query. Separates - * multiple calls with OR - * - * @param mixed - * @param mixed - * @return object - */ - public function or_like($field, $match = '', $side = 'both') - { - return $this->_like($field, $match, 'OR ', $side); - } - - // -------------------------------------------------------------------- - - /** - * OR Not Like - * - * Generates a NOT LIKE portion of the query. Separates - * multiple calls with OR - * - * @param mixed - * @param mixed - * @return object - */ - public function or_not_like($field, $match = '', $side = 'both') - { - return $this->_like($field, $match, 'OR ', $side, 'NOT'); - } - - // -------------------------------------------------------------------- - - /** - * Like - * - * Called by like() or orlike() - * - * @param mixed - * @param mixed - * @param string - * @return object - */ - protected function _like($field, $match = '', $type = 'AND ', $side = 'both', $not = '') - { - $type = $this->_group_get_type($type); - - if ( ! is_array($field)) - { - $field = array($field => $match); - } - - foreach ($field as $k => $v) - { - $k = $this->_protect_identifiers($k); - $prefix = (count($this->ar_like) === 0) ? '' : $type; - $v = $this->escape_like_str($v); - - if ($side === 'none') - { - $like_statement = $prefix." $k $not LIKE '{$v}'"; - } - elseif ($side === 'before') - { - $like_statement = $prefix." $k $not LIKE '%{$v}'"; - } - elseif ($side === 'after') - { - $like_statement = $prefix." $k $not LIKE '{$v}%'"; - } - else - { - $like_statement = $prefix." $k $not LIKE '%{$v}%'"; - } - - // some platforms require an escape sequence definition for LIKE wildcards - if ($this->_like_escape_str != '') - { - $like_statement = $like_statement.sprintf($this->_like_escape_str, $this->_like_escape_chr); - } - - $this->ar_like[] = $like_statement; - if ($this->ar_caching === TRUE) - { - $this->ar_cache_like[] = $like_statement; - $this->ar_cache_exists[] = 'like'; - } - - } - - return $this; - } - - // -------------------------------------------------------------------- - - /** - * Starts a query group. - * - * @param string (Internal use only) - * @param string (Internal use only) - * @return object - */ - public function group_start($not = '', $type = 'AND ') - { - $type = $this->_group_get_type($type); - $this->ar_where_group_started = TRUE; - $prefix = (count($this->ar_where) === 0 AND count($this->ar_cache_where) === 0) ? '' : $type; - $this->ar_where[] = $value = $prefix.$not.str_repeat(' ', ++$this->ar_where_group_count).' ('; - - if ($this->ar_caching) - { - $this->ar_cache_where[] = $value; - } - - return $this; - } - - // -------------------------------------------------------------------- - - /** - * Starts a query group, but ORs the group - * - * @return object - */ - public function or_group_start() - { - return $this->group_start('', 'OR '); - } - - // -------------------------------------------------------------------- - - /** - * Starts a query group, but NOTs the group - * - * @return object - */ - public function not_group_start() - { - return $this->group_start('NOT ', 'AND '); - } - - // -------------------------------------------------------------------- - - /** - * Starts a query group, but OR NOTs the group - * - * @return object - */ - public function or_not_group_start() - { - return $this->group_start('NOT ', 'OR '); - } - - // -------------------------------------------------------------------- - - /** - * Ends a query group - * - * @return object - */ - public function group_end() - { - $this->ar_where_group_started = FALSE; - $this->ar_where[] = $value = str_repeat(' ', $this->ar_where_group_count--) . ')'; - - if ($this->ar_caching) - { - $this->ar_cache_where[] = $value; - } - - return $this; - } - - // -------------------------------------------------------------------- - - /** - * Group_get_type - * - * Called by group_start(), _like(), _where() and _where_in() - * - * @param string - * @return string - */ - protected function _group_get_type($type) - { - if ($this->ar_where_group_started) - { - $type = ''; - $this->ar_where_group_started = FALSE; - } - - return $type; - } - - // -------------------------------------------------------------------- - - /** - * GROUP BY - * - * @param string - * @return object - */ - public function group_by($by) - { - if (is_string($by)) - { - $by = explode(',', $by); - } - - foreach ($by as $val) - { - $val = trim($val); - - if ($val != '') - { - $this->ar_groupby[] = $val = $this->_protect_identifiers($val); - - if ($this->ar_caching === TRUE) - { - $this->ar_cache_groupby[] = $val; - $this->ar_cache_exists[] = 'groupby'; - } - } - } - - return $this; - } - - // -------------------------------------------------------------------- - - /** - * Sets the HAVING value - * - * Separates multiple calls with AND - * - * @param string - * @param string - * @return object - */ - public function having($key, $value = '', $escape = TRUE) - { - return $this->_having($key, $value, 'AND ', $escape); - } - - // -------------------------------------------------------------------- - - /** - * Sets the OR HAVING value - * - * Separates multiple calls with OR - * - * @param string - * @param string - * @return object - */ - public function or_having($key, $value = '', $escape = TRUE) - { - return $this->_having($key, $value, 'OR ', $escape); - } - - // -------------------------------------------------------------------- - - /** - * Sets the HAVING values - * - * Called by having() or or_having() - * - * @param string - * @param string - * @return object - */ - protected function _having($key, $value = '', $type = 'AND ', $escape = TRUE) - { - if ( ! is_array($key)) - { - $key = array($key => $value); - } - - foreach ($key as $k => $v) - { - $prefix = (count($this->ar_having) === 0) ? '' : $type; - - if ($escape === TRUE) - { - $k = $this->_protect_identifiers($k); - } - - if ( ! $this->_has_operator($k)) - { - $k .= ' = '; - } - - if ($v != '') - { - $v = ' '.$this->escape($v); - } - - $this->ar_having[] = $prefix.$k.$v; - if ($this->ar_caching === TRUE) - { - $this->ar_cache_having[] = $prefix.$k.$v; - $this->ar_cache_exists[] = 'having'; - } - } - - return $this; - } - - // -------------------------------------------------------------------- - - /** - * Sets the ORDER BY value - * - * @param string - * @param string direction: asc or desc - * @param bool enable field name escaping - * @return object - */ - public function order_by($orderby, $direction = '', $escape = TRUE) - { - if (strtolower($direction) === 'random') - { - $orderby = ''; // Random results want or don't need a field name - $direction = $this->_random_keyword; - } - elseif (trim($direction) != '') - { - $direction = (in_array(strtoupper(trim($direction)), array('ASC', 'DESC'), TRUE)) ? ' '.$direction : ' ASC'; - } - - - if ((strpos($orderby, ',') !== FALSE) && $escape === TRUE) - { - $temp = array(); - foreach (explode(',', $orderby) as $part) - { - $part = trim($part); - if ( ! in_array($part, $this->ar_aliased_tables)) - { - $part = $this->_protect_identifiers(trim($part)); - } - - $temp[] = $part; - } - - $orderby = implode(', ', $temp); - } - elseif ($direction != $this->_random_keyword) - { - if ($escape === TRUE) - { - $orderby = $this->_protect_identifiers($orderby); - } - } - - $this->ar_orderby[] = $orderby_statement = $orderby.$direction; - - if ($this->ar_caching === TRUE) - { - $this->ar_cache_orderby[] = $orderby_statement; - $this->ar_cache_exists[] = 'orderby'; - } - - return $this; - } - - // -------------------------------------------------------------------- - - /** - * Sets the LIMIT value - * - * @param integer the limit value - * @param integer the offset value - * @return object - */ - public function limit($value, $offset = NULL) - { - $this->ar_limit = (int) $value; - - if ( ! is_null($offset)) - { - $this->ar_offset = (int) $offset; - } - - return $this; - } - - // -------------------------------------------------------------------- - - /** - * Sets the OFFSET value - * - * @param integer the offset value - * @return object - */ - public function offset($offset) - { - $this->ar_offset = (int) $offset; - return $this; - } - - // -------------------------------------------------------------------- - - /** - * The "set" function. Allows key/value pairs to be set for inserting or updating - * - * @param mixed - * @param string - * @param boolean - * @return object - */ - public function set($key, $value = '', $escape = TRUE) - { - $key = $this->_object_to_array($key); - - if ( ! is_array($key)) - { - $key = array($key => $value); - } - - foreach ($key as $k => $v) - { - if ($escape === FALSE) - { - $this->ar_set[$this->_protect_identifiers($k)] = $v; - } - else - { - $this->ar_set[$this->_protect_identifiers($k, FALSE, TRUE)] = $this->escape($v); - } - } - - return $this; - } - - // -------------------------------------------------------------------- - - /** - * Get SELECT query string - * - * Compiles a SELECT query string and returns the sql. - * - * @access public - * @param string the table name to select from (optional) - * @param boolean TRUE: resets AR values; FALSE: leave AR vaules alone - * @return string - */ - public function get_compiled_select($table = '', $reset = TRUE) - { - if ($table != '') - { - $this->_track_aliases($table); - $this->from($table); - } - - $select = $this->_compile_select(); - - if ($reset === TRUE) - { - $this->_reset_select(); - } - - return $select; - } - - // -------------------------------------------------------------------- - - /** - * Get - * - * Compiles the select statement based on the other functions called - * and runs the query - * - * @param string the table - * @param string the limit clause - * @param string the offset clause - * @return object - */ - public function get($table = '', $limit = null, $offset = null) - { - if ($table != '') - { - $this->_track_aliases($table); - $this->from($table); - } - - if ( ! is_null($limit)) - { - $this->limit($limit, $offset); - } - - $result = $this->query($this->_compile_select()); - $this->_reset_select(); - return $result; - } - - /** - * "Count All Results" query - * - * Generates a platform-specific query string that counts all records - * returned by an Active Record query. - * - * @param string - * @return string - */ - public function count_all_results($table = '') - { - if ($table != '') - { - $this->_track_aliases($table); - $this->from($table); - } - - $result = $this->query($this->_compile_select($this->_count_string.$this->_protect_identifiers('numrows'))); - $this->_reset_select(); - - if ($result->num_rows() === 0) - { - return 0; - } - - $row = $result->row(); - return (int) $row->numrows; - } - // -------------------------------------------------------------------- - - /** - * Get_Where - * - * Allows the where clause, limit and offset to be added directly - * - * @param string the where clause - * @param string the limit clause - * @param string the offset clause - * @return object - */ - public function get_where($table = '', $where = null, $limit = null, $offset = null) - { - if ($table != '') - { - $this->from($table); - } - - if ( ! is_null($where)) - { - $this->where($where); - } - - if ( ! is_null($limit)) - { - $this->limit($limit, $offset); - } - - $result = $this->query($this->_compile_select()); - $this->_reset_select(); - return $result; - } - - // -------------------------------------------------------------------- - - /** - * Insert_Batch - * - * Compiles batch insert strings and runs the queries - * - * @param string the table to retrieve the results from - * @param array an associative array of insert values - * @return object - */ - public function insert_batch($table = '', $set = NULL) - { - if ( ! is_null($set)) - { - $this->set_insert_batch($set); - } - - if (count($this->ar_set) === 0) - { - if ($this->db_debug) - { - // No valid data array. Folds in cases where keys and values did not match up - return $this->display_error('db_must_use_set'); - } - return FALSE; - } - - if ($table == '') - { - if ( ! isset($this->ar_from[0])) - { - return ($this->db_debug) ? $this->display_error('db_must_set_table') : FALSE; - } - - $table = $this->ar_from[0]; - } - - // Batch this baby - for ($i = 0, $total = count($this->ar_set); $i < $total; $i += 100) - { - $this->query($this->_insert_batch($this->_protect_identifiers($table, TRUE, NULL, FALSE), $this->ar_keys, array_slice($this->ar_set, $i, 100))); - } - - $this->_reset_write(); - return TRUE; - } - - // -------------------------------------------------------------------- - - /** - * The "set_insert_batch" function. Allows key/value pairs to be set for batch inserts - * - * @param mixed - * @param string - * @param boolean - * @return object - */ - public function set_insert_batch($key, $value = '', $escape = TRUE) - { - $key = $this->_object_to_array_batch($key); - - if ( ! is_array($key)) - { - $key = array($key => $value); - } - - $keys = array_keys(current($key)); - sort($keys); - - foreach ($key as $row) - { - if (count(array_diff($keys, array_keys($row))) > 0 OR count(array_diff(array_keys($row), $keys)) > 0) - { - // batch function above returns an error on an empty array - $this->ar_set[] = array(); - return; - } - - ksort($row); // puts $row in the same order as our keys - - if ($escape === FALSE) - { - $this->ar_set[] = '('.implode(',', $row).')'; - } - else - { - $clean = array(); - foreach ($row as $value) - { - $clean[] = $this->escape($value); - } - - $this->ar_set[] = '('.implode(',', $clean).')'; - } - } - - foreach ($keys as $k) - { - $this->ar_keys[] = $this->_protect_identifiers($k); - } - - return $this; - } - - // -------------------------------------------------------------------- - - /** - * Get INSERT query string - * - * Compiles an insert query and returns the sql - * - * @access public - * @param string the table to insert into - * @param boolean TRUE: reset AR values; FALSE: leave AR values alone - * @return string - */ - public function get_compiled_insert($table = '', $reset = TRUE) - { - if ($this->_validate_insert($table) === FALSE) - { - return FALSE; - } - - $sql = $this->_insert( - $this->_protect_identifiers( - $this->ar_from[0], TRUE, NULL, FALSE - ), - array_keys($this->ar_set), - array_values($this->ar_set) - ); - - if ($reset === TRUE) - { - $this->_reset_write(); - } - - return $sql; - } - - // -------------------------------------------------------------------- - - /** - * Insert - * - * Compiles an insert string and runs the query - * - * @access public - * @param string the table to insert data into - * @param array an associative array of insert values - * @return object - */ - public function insert($table = '', $set = NULL) - { - if ( ! is_null($set)) - { - $this->set($set); - } - - if ($this->_validate_insert($table) === FALSE) - { - return FALSE; - } - - $sql = $this->_insert( - $this->_protect_identifiers( - $this->ar_from[0], TRUE, NULL, FALSE - ), - array_keys($this->ar_set), - array_values($this->ar_set) - ); - - $this->_reset_write(); - return $this->query($sql); - } - - // -------------------------------------------------------------------- - - /** - * Validate Insert - * - * This method is used by both insert() and get_compiled_insert() to - * validate that the there data is actually being set and that table - * has been chosen to be inserted into. - * - * @access public - * @param string the table to insert data into - * @return string - */ - protected function _validate_insert($table = '') - { - if (count($this->ar_set) === 0) - { - return ($this->db_debug) ? $this->display_error('db_must_use_set') : FALSE; - } - - if ($table == '') - { - if ( ! isset($this->ar_from[0])) - { - return ($this->db_debug) ? $this->display_error('db_must_set_table') : FALSE; - } - } - else - { - $this->ar_from[0] = $table; - } - - return TRUE; - } - - // -------------------------------------------------------------------- - - /** - * Replace - * - * Compiles an replace into string and runs the query - * - * @param string the table to replace data into - * @param array an associative array of insert values - * @return object - */ - public function replace($table = '', $set = NULL) - { - if ( ! is_null($set)) - { - $this->set($set); - } - - if (count($this->ar_set) === 0) - { - return ($this->db_debug) ? $this->display_error('db_must_use_set') : FALSE; - } - - if ($table == '') - { - if ( ! isset($this->ar_from[0])) - { - return ($this->db_debug) ? $this->display_error('db_must_set_table') : FALSE; - } - - $table = $this->ar_from[0]; - } - - $sql = $this->_replace($this->_protect_identifiers($table, TRUE, NULL, FALSE), array_keys($this->ar_set), array_values($this->ar_set)); - $this->_reset_write(); - return $this->query($sql); - } - - // -------------------------------------------------------------------- - - /** - * Get UPDATE query string - * - * Compiles an update query and returns the sql - * - * @access public - * @param string the table to update - * @param boolean TRUE: reset AR values; FALSE: leave AR values alone - * @return string - */ - public function get_compiled_update($table = '', $reset = TRUE) - { - // Combine any cached components with the current statements - $this->_merge_cache(); - - if ($this->_validate_update($table) === FALSE) - { - return FALSE; - } - - $sql = $this->_update($this->_protect_identifiers($this->ar_from[0], TRUE, NULL, FALSE), $this->ar_set, $this->ar_where, $this->ar_orderby, $this->ar_limit); - - if ($reset === TRUE) - { - $this->_reset_write(); - } - - return $sql; - } - - // -------------------------------------------------------------------- - - /** - * Update - * - * Compiles an update string and runs the query - * - * @param string the table to retrieve the results from - * @param array an associative array of update values - * @param mixed the where clause - * @return object - */ - public function update($table = '', $set = NULL, $where = NULL, $limit = NULL) - { - // Combine any cached components with the current statements - $this->_merge_cache(); - - if ( ! is_null($set)) - { - $this->set($set); - } - - if ($this->_validate_update($table) === FALSE) - { - return FALSE; - } - - if ($where != NULL) - { - $this->where($where); - } - - if ($limit != NULL) - { - $this->limit($limit); - } - - $sql = $this->_update($this->_protect_identifiers($this->ar_from[0], TRUE, NULL, FALSE), $this->ar_set, $this->ar_where, $this->ar_orderby, $this->ar_limit, $this->ar_like); - $this->_reset_write(); - return $this->query($sql); - } - - // -------------------------------------------------------------------- - - /** - * Validate Update - * - * This method is used by both update() and get_compiled_update() to - * validate that data is actually being set and that a table has been - * chosen to be update. - * - * @access public - * @param string the table to update data on - * @return bool - */ - protected function _validate_update($table = '') - { - if (count($this->ar_set) == 0) - { - return ($this->db_debug) ? $this->display_error('db_must_use_set') : FALSE; - } - - if ($table == '') - { - if ( ! isset($this->ar_from[0])) - { - return ($this->db_debug) ? $this->display_error('db_must_set_table') : FALSE; - } - } - else - { - $this->ar_from[0] = $table; - } - - return TRUE; - } - - // -------------------------------------------------------------------- - - /** - * Update_Batch - * - * Compiles an update string and runs the query - * - * @param string the table to retrieve the results from - * @param array an associative array of update values - * @param string the where key - * @return bool - */ - public function update_batch($table = '', $set = NULL, $index = NULL) - { - // Combine any cached components with the current statements - $this->_merge_cache(); - - if (is_null($index)) - { - return ($this->db_debug) ? $this->display_error('db_must_use_index') : FALSE; - } - - if ( ! is_null($set)) - { - $this->set_update_batch($set, $index); - } - - if (count($this->ar_set) === 0) - { - return ($this->db_debug) ? $this->display_error('db_must_use_set') : FALSE; - } - - if ($table == '') - { - if ( ! isset($this->ar_from[0])) - { - return ($this->db_debug) ? $this->display_error('db_must_set_table') : FALSE; - } - - $table = $this->ar_from[0]; - } - - // Batch this baby - for ($i = 0, $total = count($this->ar_set); $i < $total; $i += 100) - { - $this->query($this->_update_batch($this->_protect_identifiers($table, TRUE, NULL, FALSE), array_slice($this->ar_set, $i, 100), $this->_protect_identifiers($index), $this->ar_where)); - } - - $this->_reset_write(); - return TRUE; - } - - // -------------------------------------------------------------------- - - /** - * The "set_update_batch" function. Allows key/value pairs to be set for batch updating - * - * @param array - * @param string - * @param boolean - * @return object - */ - public function set_update_batch($key, $index = '', $escape = TRUE) - { - $key = $this->_object_to_array_batch($key); - - if ( ! is_array($key)) - { - // @todo error - } - - foreach ($key as $k => $v) - { - $index_set = FALSE; - $clean = array(); - foreach ($v as $k2 => $v2) - { - if ($k2 == $index) - { - $index_set = TRUE; - } - else - { - $not[] = $k.'-'.$v; - } - - $clean[$this->_protect_identifiers($k2)] = ($escape === FALSE) ? $v2 : $this->escape($v2); - } - - if ($index_set == FALSE) - { - return $this->display_error('db_batch_missing_index'); - } - - $this->ar_set[] = $clean; - } - - return $this; - } - - // -------------------------------------------------------------------- - - /** - * Empty Table - * - * Compiles a delete string and runs "DELETE FROM table" - * - * @param string the table to empty - * @return object - */ - public function empty_table($table = '') - { - if ($table == '') - { - if ( ! isset($this->ar_from[0])) - { - return ($this->db_debug) ? $this->display_error('db_must_set_table') : FALSE; - } - - $table = $this->ar_from[0]; - } - else - { - $table = $this->_protect_identifiers($table, TRUE, NULL, FALSE); - } - - $sql = $this->_delete($table); - $this->_reset_write(); - return $this->query($sql); - } - - // -------------------------------------------------------------------- - - /** - * Truncate - * - * Compiles a truncate string and runs the query - * If the database does not support the truncate() command - * This function maps to "DELETE FROM table" - * - * @param string the table to truncate - * @return object - */ - public function truncate($table = '') - { - if ($table == '') - { - if ( ! isset($this->ar_from[0])) - { - return ($this->db_debug) ? $this->display_error('db_must_set_table') : FALSE; - } - - $table = $this->ar_from[0]; - } - else - { - $table = $this->_protect_identifiers($table, TRUE, NULL, FALSE); - } - - $sql = $this->_truncate($table); - $this->_reset_write(); - return $this->query($sql); - } - - // -------------------------------------------------------------------- - - /** - * Get DELETE query string - * - * Compiles a delete query string and returns the sql - * - * @access public - * @param string the table to delete from - * @param boolean TRUE: reset AR values; FALSE: leave AR values alone - * @return string - */ - public function get_compiled_delete($table = '', $reset = TRUE) - { - $this->return_delete_sql = TRUE; - $sql = $this->delete($table, '', NULL, $reset); - $this->return_delete_sql = FALSE; - return $sql; - } - - // -------------------------------------------------------------------- - - /** - * Delete - * - * Compiles a delete string and runs the query - * - * @param mixed the table(s) to delete from. String or array - * @param mixed the where clause - * @param mixed the limit clause - * @param boolean - * @return object - */ - public function delete($table = '', $where = '', $limit = NULL, $reset_data = TRUE) - { - // Combine any cached components with the current statements - $this->_merge_cache(); - - if ($table == '') - { - if ( ! isset($this->ar_from[0])) - { - return ($this->db_debug) ? $this->display_error('db_must_set_table') : FALSE; - } - - $table = $this->ar_from[0]; - } - elseif (is_array($table)) - { - foreach ($table as $single_table) - { - $this->delete($single_table, $where, $limit, FALSE); - } - - $this->_reset_write(); - return; - } - else - { - $table = $this->_protect_identifiers($table, TRUE, NULL, FALSE); - } - - if ($where != '') - { - $this->where($where); - } - - if ($limit != NULL) - { - $this->limit($limit); - } - - if (count($this->ar_where) === 0 && count($this->ar_wherein) === 0 && count($this->ar_like) === 0) - { - return ($this->db_debug) ? $this->display_error('db_del_must_use_where') : FALSE; - } - - $sql = $this->_delete($table, $this->ar_where, $this->ar_like, $this->ar_limit); - if ($reset_data) - { - $this->_reset_write(); - } - - return ($this->return_delete_sql === TRUE) ? $sql : $this->query($sql); - } - - // -------------------------------------------------------------------- - - /** - * DB Prefix - * - * Prepends a database prefix if one exists in configuration - * - * @param string the table - * @return string - */ - public function dbprefix($table = '') - { - if ($table == '') - { - $this->display_error('db_table_name_required'); - } - - return $this->dbprefix.$table; - } - - // -------------------------------------------------------------------- - - /** - * Set DB Prefix - * - * Set's the DB Prefix to something new without needing to reconnect - * - * @param string the prefix - * @return string - */ - public function set_dbprefix($prefix = '') - { - return $this->dbprefix = $prefix; - } - - // -------------------------------------------------------------------- - - /** - * Track Aliases - * - * Used to track SQL statements written with aliased tables. - * - * @param string The table to inspect - * @return string - */ - protected function _track_aliases($table) - { - if (is_array($table)) - { - foreach ($table as $t) - { - $this->_track_aliases($t); - } - return; - } - - // Does the string contain a comma? If so, we need to separate - // the string into discreet statements - if (strpos($table, ',') !== FALSE) - { - return $this->_track_aliases(explode(',', $table)); - } - - // if a table alias is used we can recognize it by a space - if (strpos($table, ' ') !== FALSE) - { - // if the alias is written with the AS keyword, remove it - $table = preg_replace('/ AS /i', ' ', $table); - - // Grab the alias - $table = trim(strrchr($table, ' ')); - - // Store the alias, if it doesn't already exist - if ( ! in_array($table, $this->ar_aliased_tables)) - { - $this->ar_aliased_tables[] = $table; - } - } - } - - // -------------------------------------------------------------------- - - /** - * Compile the SELECT statement - * - * Generates a query string based on which functions were used. - * Should not be called directly. The get() function calls it. - * - * @return string - */ - protected function _compile_select($select_override = FALSE) - { - // Combine any cached components with the current statements - $this->_merge_cache(); - - // Write the "select" portion of the query - if ($select_override !== FALSE) - { - $sql = $select_override; - } - else - { - $sql = ( ! $this->ar_distinct) ? 'SELECT ' : 'SELECT DISTINCT '; - - if (count($this->ar_select) === 0) - { - $sql .= '*'; - } - else - { - // Cycle through the "select" portion of the query and prep each column name. - // The reason we protect identifiers here rather then in the select() function - // is because until the user calls the from() function we don't know if there are aliases - foreach ($this->ar_select as $key => $val) - { - $no_escape = isset($this->ar_no_escape[$key]) ? $this->ar_no_escape[$key] : NULL; - $this->ar_select[$key] = $this->_protect_identifiers($val, FALSE, $no_escape); - } - - $sql .= implode(', ', $this->ar_select); - } - } - - // Write the "FROM" portion of the query - if (count($this->ar_from) > 0) - { - $sql .= "\nFROM ".$this->_from_tables($this->ar_from); - } - - // Write the "JOIN" portion of the query - if (count($this->ar_join) > 0) - { - $sql .= "\n".implode("\n", $this->ar_join); - } - - // Write the "WHERE" portion of the query - if (count($this->ar_where) > 0 OR count($this->ar_like) > 0) - { - $sql .= "\nWHERE "; - } - - $sql .= implode("\n", $this->ar_where); - - // Write the "LIKE" portion of the query - if (count($this->ar_like) > 0) - { - if (count($this->ar_where) > 0) - { - $sql .= "\nAND "; - } - - $sql .= implode("\n", $this->ar_like); - } - - // Write the "GROUP BY" portion of the query - if (count($this->ar_groupby) > 0) - { - $sql .= "\nGROUP BY ".implode(', ', $this->ar_groupby); - } - - // Write the "HAVING" portion of the query - if (count($this->ar_having) > 0) - { - $sql .= "\nHAVING ".implode("\n", $this->ar_having); - } - - // Write the "ORDER BY" portion of the query - if (count($this->ar_orderby) > 0) - { - $sql .= "\nORDER BY ".implode(', ', $this->ar_orderby); - if ($this->ar_order !== FALSE) - { - $sql .= ($this->ar_order == 'desc') ? ' DESC' : ' ASC'; - } - } - - // Write the "LIMIT" portion of the query - if (is_numeric($this->ar_limit)) - { - return $this->_limit($sql."\n", $this->ar_limit, $this->ar_offset); - } - - return $sql; - } - - // -------------------------------------------------------------------- - - /** - * Object to Array - * - * Takes an object as input and converts the class variables to array key/vals - * - * @param object - * @return array - */ - public function _object_to_array($object) - { - if ( ! is_object($object)) - { - return $object; - } - - $array = array(); - foreach (get_object_vars($object) as $key => $val) - { - // There are some built in keys we need to ignore for this conversion - if ( ! is_object($val) && ! is_array($val) && $key != '_parent_name') - { - $array[$key] = $val; - } - } - - return $array; - } - - // -------------------------------------------------------------------- - - /** - * Object to Array - * - * Takes an object as input and converts the class variables to array key/vals - * - * @param object - * @return array - */ - public function _object_to_array_batch($object) - { - if ( ! is_object($object)) - { - return $object; - } - - $array = array(); - $out = get_object_vars($object); - $fields = array_keys($out); - - foreach ($fields as $val) - { - // There are some built in keys we need to ignore for this conversion - if ($val !== '_parent_name') - { - $i = 0; - foreach ($out[$val] as $data) - { - $array[$i++][$val] = $data; - } - } - } - - return $array; - } - - // -------------------------------------------------------------------- - - /** - * Start Cache - * - * Starts AR caching - * - * @return void - */ - public function start_cache() - { - $this->ar_caching = TRUE; - } - - // -------------------------------------------------------------------- - - /** - * Stop Cache - * - * Stops AR caching - * - * @return void - */ - public function stop_cache() - { - $this->ar_caching = FALSE; - } - - // -------------------------------------------------------------------- - - /** - * Flush Cache - * - * Empties the AR cache - * - * @access public - * @return void - */ - public function flush_cache() - { - $this->_reset_run(array( - 'ar_cache_select' => array(), - 'ar_cache_from' => array(), - 'ar_cache_join' => array(), - 'ar_cache_where' => array(), - 'ar_cache_like' => array(), - 'ar_cache_groupby' => array(), - 'ar_cache_having' => array(), - 'ar_cache_orderby' => array(), - 'ar_cache_set' => array(), - 'ar_cache_exists' => array(), - 'ar_cache_no_escape' => array() - )); - } - - // -------------------------------------------------------------------- - - /** - * Merge Cache - * - * When called, this function merges any cached AR arrays with - * locally called ones. - * - * @return void - */ - protected function _merge_cache() - { - if (count($this->ar_cache_exists) === 0) - { - return; - } - - foreach ($this->ar_cache_exists as $val) - { - $ar_variable = 'ar_'.$val; - $ar_cache_var = 'ar_cache_'.$val; - - if (count($this->$ar_cache_var) === 0) - { - continue; - } - - $this->$ar_variable = array_unique(array_merge($this->$ar_cache_var, $this->$ar_variable)); - } - - // If we are "protecting identifiers" we need to examine the "from" - // portion of the query to determine if there are any aliases - if ($this->_protect_identifiers === TRUE AND count($this->ar_cache_from) > 0) - { - $this->_track_aliases($this->ar_from); - } - - $this->ar_no_escape = $this->ar_cache_no_escape; - } - - // -------------------------------------------------------------------- - - /** - * Reset Active Record values. - * - * Publicly-visible method to reset the AR values. - * - * @return void - */ - public function reset_query() - { - $this->_reset_select(); - $this->_reset_write(); - } - - // -------------------------------------------------------------------- - - /** - * Resets the active record values. Called by the get() function - * - * @param array An array of fields to reset - * @return void - */ - protected function _reset_run($ar_reset_items) - { - foreach ($ar_reset_items as $item => $default_value) - { - if ( ! in_array($item, $this->ar_store_array)) - { - $this->$item = $default_value; - } - } - } - - // -------------------------------------------------------------------- - - /** - * Resets the active record values. Called by the get() function - * - * @return void - */ - protected function _reset_select() - { - $this->_reset_run(array( - 'ar_select' => array(), - 'ar_from' => array(), - 'ar_join' => array(), - 'ar_where' => array(), - 'ar_like' => array(), - 'ar_groupby' => array(), - 'ar_having' => array(), - 'ar_orderby' => array(), - 'ar_wherein' => array(), - 'ar_aliased_tables' => array(), - 'ar_no_escape' => array(), - 'ar_distinct' => FALSE, - 'ar_limit' => FALSE, - 'ar_offset' => FALSE, - 'ar_order' => FALSE - ) - ); - } - - // -------------------------------------------------------------------- - - /** - * Resets the active record "write" values. - * - * Called by the insert() update() insert_batch() update_batch() and delete() functions - * - * @return void - */ - protected function _reset_write() - { - $this->_reset_run(array( - 'ar_set' => array(), - 'ar_from' => array(), - 'ar_where' => array(), - 'ar_like' => array(), - 'ar_orderby' => array(), - 'ar_keys' => array(), - 'ar_limit' => FALSE, - 'ar_order' => FALSE - ) - ); - } - -} - -/* End of file DB_active_rec.php */ -/* Location: ./system/database/DB_active_rec.php */ diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php index b829bbe46..339226cbb 100644 --- a/system/database/DB_driver.php +++ b/system/database/DB_driver.php @@ -1270,7 +1270,7 @@ class CI_DB_driver { /** * Protect Identifiers * - * This function is used extensively by the Active Record class, and by + * This function is used extensively by the Query Builder class, and by * a couple functions in this class. * It takes a column or table name (optionally with an alias) and inserts * the table prefix onto it. Some logic is necessary in order to deal with @@ -1344,7 +1344,7 @@ class CI_DB_driver { // Does the first segment of the exploded item match // one of the aliases previously identified? If so, // we have nothing more to do other than escape the item - if (in_array($parts[0], $this->ar_aliased_tables)) + if (in_array($parts[0], $this->qb_aliased_tables)) { if ($protect_identifiers === TRUE) { diff --git a/system/database/DB_query_builder.php b/system/database/DB_query_builder.php new file mode 100644 index 000000000..b6ad0f3d8 --- /dev/null +++ b/system/database/DB_query_builder.php @@ -0,0 +1,2217 @@ +qb_select[] = $val; + $this->qb_no_escape[] = $escape; + + if ($this->qb_caching === TRUE) + { + $this->qb_cache_select[] = $val; + $this->qb_cache_exists[] = 'select'; + $this->qb_cache_no_escape[] = $escape; + } + } + } + + return $this; + } + + // -------------------------------------------------------------------- + + /** + * Select Max + * + * Generates a SELECT MAX(field) portion of a query + * + * @param string the field + * @param string an alias + * @return object + */ + public function select_max($select = '', $alias = '') + { + return $this->_max_min_avg_sum($select, $alias, 'MAX'); + } + + // -------------------------------------------------------------------- + + /** + * Select Min + * + * Generates a SELECT MIN(field) portion of a query + * + * @param string the field + * @param string an alias + * @return object + */ + public function select_min($select = '', $alias = '') + { + return $this->_max_min_avg_sum($select, $alias, 'MIN'); + } + + // -------------------------------------------------------------------- + + /** + * Select Average + * + * Generates a SELECT AVG(field) portion of a query + * + * @param string the field + * @param string an alias + * @return object + */ + public function select_avg($select = '', $alias = '') + { + return $this->_max_min_avg_sum($select, $alias, 'AVG'); + } + + // -------------------------------------------------------------------- + + /** + * Select Sum + * + * Generates a SELECT SUM(field) portion of a query + * + * @param string the field + * @param string an alias + * @return object + */ + public function select_sum($select = '', $alias = '') + { + return $this->_max_min_avg_sum($select, $alias, 'SUM'); + } + + // -------------------------------------------------------------------- + + /** + * Processing Function for the four functions above: + * + * select_max() + * select_min() + * select_avg() + * select_sum() + * + * @param string the field + * @param string an alias + * @return object + */ + protected function _max_min_avg_sum($select = '', $alias = '', $type = 'MAX') + { + if ( ! is_string($select) OR $select == '') + { + $this->display_error('db_invalid_query'); + } + + $type = strtoupper($type); + + if ( ! in_array($type, array('MAX', 'MIN', 'AVG', 'SUM'))) + { + show_error('Invalid function type: '.$type); + } + + if ($alias == '') + { + $alias = $this->_create_alias_from_table(trim($select)); + } + + $sql = $this->_protect_identifiers($type.'('.trim($select).')').' AS '.$this->_protect_identifiers(trim($alias)); + $this->qb_select[] = $sql; + + if ($this->qb_caching === TRUE) + { + $this->qb_cache_select[] = $sql; + $this->qb_cache_exists[] = 'select'; + } + + return $this; + } + + // -------------------------------------------------------------------- + + /** + * Determines the alias name based on the table + * + * @param string + * @return string + */ + protected function _create_alias_from_table($item) + { + if (strpos($item, '.') !== FALSE) + { + return end(explode('.', $item)); + } + + return $item; + } + + // -------------------------------------------------------------------- + + /** + * DISTINCT + * + * Sets a flag which tells the query string compiler to add DISTINCT + * + * @param bool + * @return object + */ + public function distinct($val = TRUE) + { + $this->qb_distinct = (is_bool($val)) ? $val : TRUE; + return $this; + } + + // -------------------------------------------------------------------- + + /** + * From + * + * Generates the FROM portion of the query + * + * @param mixed can be a string or array + * @return object + */ + public function from($from) + { + foreach ((array)$from as $val) + { + if (strpos($val, ',') !== FALSE) + { + foreach (explode(',', $val) as $v) + { + $v = trim($v); + $this->_track_aliases($v); + $v = $this->qb_from[] = $this->_protect_identifiers($v, TRUE, NULL, FALSE); + + if ($this->qb_caching === TRUE) + { + $this->qb_cache_from[] = $v; + $this->qb_cache_exists[] = 'from'; + } + } + } + else + { + $val = trim($val); + + // Extract any aliases that might exist. We use this information + // in the _protect_identifiers to know whether to add a table prefix + $this->_track_aliases($val); + $this->qb_from[] = $val = $this->_protect_identifiers($val, TRUE, NULL, FALSE); + + if ($this->qb_caching === TRUE) + { + $this->qb_cache_from[] = $val; + $this->qb_cache_exists[] = 'from'; + } + } + } + + return $this; + } + + // -------------------------------------------------------------------- + + /** + * Join + * + * Generates the JOIN portion of the query + * + * @param string + * @param string the join condition + * @param string the type of join + * @return object + */ + public function join($table, $cond, $type = '') + { + if ($type != '') + { + $type = strtoupper(trim($type)); + + if ( ! in_array($type, array('LEFT', 'RIGHT', 'OUTER', 'INNER', 'LEFT OUTER', 'RIGHT OUTER'))) + { + $type = ''; + } + else + { + $type .= ' '; + } + } + + // Extract any aliases that might exist. We use this information + // in the _protect_identifiers to know whether to add a table prefix + $this->_track_aliases($table); + + // Strip apart the condition and protect the identifiers + if (preg_match('/([\w\.]+)([\W\s]+)(.+)/', $cond, $match)) + { + $cond = $this->_protect_identifiers($match[1]).$match[2].$this->_protect_identifiers($match[3]); + } + + // Assemble the JOIN statement + $this->qb_join[] = $join = $type.'JOIN '.$this->_protect_identifiers($table, TRUE, NULL, FALSE).' ON '.$cond; + + if ($this->qb_caching === TRUE) + { + $this->qb_cache_join[] = $join; + $this->qb_cache_exists[] = 'join'; + } + + return $this; + } + + // -------------------------------------------------------------------- + + /** + * Where + * + * Generates the WHERE portion of the query. Separates + * multiple calls with AND + * + * @param mixed + * @param mixed + * @return object + */ + public function where($key, $value = NULL, $escape = TRUE) + { + return $this->_where($key, $value, 'AND ', $escape); + } + + // -------------------------------------------------------------------- + + /** + * OR Where + * + * Generates the WHERE portion of the query. Separates + * multiple calls with OR + * + * @param mixed + * @param mixed + * @return object + */ + public function or_where($key, $value = NULL, $escape = TRUE) + { + return $this->_where($key, $value, 'OR ', $escape); + } + + // -------------------------------------------------------------------- + + /** + * Where + * + * Called by where() or or_where() + * + * @param mixed + * @param mixed + * @param string + * @return object + */ + protected function _where($key, $value = NULL, $type = 'AND ', $escape = NULL) + { + $type = $this->_group_get_type($type); + + if ( ! is_array($key)) + { + $key = array($key => $value); + } + + // If the escape value was not set will will base it on the global setting + if ( ! is_bool($escape)) + { + $escape = $this->_protect_identifiers; + } + + foreach ($key as $k => $v) + { + $prefix = (count($this->qb_where) === 0 AND count($this->qb_cache_where) === 0) ? '' : $type; + + if (is_null($v) && ! $this->_has_operator($k)) + { + // value appears not to have been set, assign the test to IS NULL + $k .= ' IS NULL'; + } + + if ( ! is_null($v)) + { + if ($escape === TRUE) + { + $k = $this->_protect_identifiers($k, FALSE, $escape); + $v = ' '.$this->escape($v); + } + + if ( ! $this->_has_operator($k)) + { + $k .= ' = '; + } + } + else + { + $k = $this->_protect_identifiers($k, FALSE, $escape); + } + + $this->qb_where[] = $prefix.$k.$v; + if ($this->qb_caching === TRUE) + { + $this->qb_cache_where[] = $prefix.$k.$v; + $this->qb_cache_exists[] = 'where'; + } + + } + + return $this; + } + + // -------------------------------------------------------------------- + + /** + * Where_in + * + * Generates a WHERE field IN ('item', 'item') SQL query joined with + * AND if appropriate + * + * @param string The field to search + * @param array The values searched on + * @return object + */ + public function where_in($key = NULL, $values = NULL) + { + return $this->_where_in($key, $values); + } + + // -------------------------------------------------------------------- + + /** + * Where_in_or + * + * Generates a WHERE field IN ('item', 'item') SQL query joined with + * OR if appropriate + * + * @param string The field to search + * @param array The values searched on + * @return object + */ + public function or_where_in($key = NULL, $values = NULL) + { + return $this->_where_in($key, $values, FALSE, 'OR '); + } + + // -------------------------------------------------------------------- + + /** + * Where_not_in + * + * Generates a WHERE field NOT IN ('item', 'item') SQL query joined + * with AND if appropriate + * + * @param string The field to search + * @param array The values searched on + * @return object + */ + public function where_not_in($key = NULL, $values = NULL) + { + return $this->_where_in($key, $values, TRUE); + } + + // -------------------------------------------------------------------- + + /** + * Where_not_in_or + * + * Generates a WHERE field NOT IN ('item', 'item') SQL query joined + * with OR if appropriate + * + * @param string The field to search + * @param array The values searched on + * @return object + */ + public function or_where_not_in($key = NULL, $values = NULL) + { + return $this->_where_in($key, $values, TRUE, 'OR '); + } + + // -------------------------------------------------------------------- + + /** + * Where_in + * + * Called by where_in, where_in_or, where_not_in, where_not_in_or + * + * @param string The field to search + * @param array The values searched on + * @param boolean If the statement would be IN or NOT IN + * @param string + * @return object + */ + protected function _where_in($key = NULL, $values = NULL, $not = FALSE, $type = 'AND ') + { + if ($key === NULL OR $values === NULL) + { + return; + } + + $type = $this->_group_get_type($type); + + if ( ! is_array($values)) + { + $values = array($values); + } + + $not = ($not) ? ' NOT' : ''; + + foreach ($values as $value) + { + $this->qb_wherein[] = $this->escape($value); + } + + $prefix = (count($this->qb_where) === 0) ? '' : $type; + $this->qb_where[] = $where_in = $prefix.$this->_protect_identifiers($key).$not.' IN ('.implode(', ', $this->qb_wherein).') '; + + if ($this->qb_caching === TRUE) + { + $this->qb_cache_where[] = $where_in; + $this->qb_cache_exists[] = 'where'; + } + + // reset the array for multiple calls + $this->qb_wherein = array(); + return $this; + } + + // -------------------------------------------------------------------- + + /** + * Like + * + * Generates a %LIKE% portion of the query. Separates + * multiple calls with AND + * + * @param mixed + * @param mixed + * @return object + */ + public function like($field, $match = '', $side = 'both') + { + return $this->_like($field, $match, 'AND ', $side); + } + + // -------------------------------------------------------------------- + + /** + * Not Like + * + * Generates a NOT LIKE portion of the query. Separates + * multiple calls with AND + * + * @param mixed + * @param mixed + * @return object + */ + public function not_like($field, $match = '', $side = 'both') + { + return $this->_like($field, $match, 'AND ', $side, 'NOT'); + } + + // -------------------------------------------------------------------- + + /** + * OR Like + * + * Generates a %LIKE% portion of the query. Separates + * multiple calls with OR + * + * @param mixed + * @param mixed + * @return object + */ + public function or_like($field, $match = '', $side = 'both') + { + return $this->_like($field, $match, 'OR ', $side); + } + + // -------------------------------------------------------------------- + + /** + * OR Not Like + * + * Generates a NOT LIKE portion of the query. Separates + * multiple calls with OR + * + * @param mixed + * @param mixed + * @return object + */ + public function or_not_like($field, $match = '', $side = 'both') + { + return $this->_like($field, $match, 'OR ', $side, 'NOT'); + } + + // -------------------------------------------------------------------- + + /** + * Like + * + * Called by like() or orlike() + * + * @param mixed + * @param mixed + * @param string + * @return object + */ + protected function _like($field, $match = '', $type = 'AND ', $side = 'both', $not = '') + { + $type = $this->_group_get_type($type); + + if ( ! is_array($field)) + { + $field = array($field => $match); + } + + foreach ($field as $k => $v) + { + $k = $this->_protect_identifiers($k); + $prefix = (count($this->qb_like) === 0) ? '' : $type; + $v = $this->escape_like_str($v); + + if ($side === 'none') + { + $like_statement = $prefix." $k $not LIKE '{$v}'"; + } + elseif ($side === 'before') + { + $like_statement = $prefix." $k $not LIKE '%{$v}'"; + } + elseif ($side === 'after') + { + $like_statement = $prefix." $k $not LIKE '{$v}%'"; + } + else + { + $like_statement = $prefix." $k $not LIKE '%{$v}%'"; + } + + // some platforms require an escape sequence definition for LIKE wildcards + if ($this->_like_escape_str != '') + { + $like_statement = $like_statement.sprintf($this->_like_escape_str, $this->_like_escape_chr); + } + + $this->qb_like[] = $like_statement; + if ($this->qb_caching === TRUE) + { + $this->qb_cache_like[] = $like_statement; + $this->qb_cache_exists[] = 'like'; + } + + } + + return $this; + } + + // -------------------------------------------------------------------- + + /** + * Starts a query group. + * + * @param string (Internal use only) + * @param string (Internal use only) + * @return object + */ + public function group_start($not = '', $type = 'AND ') + { + $type = $this->_group_get_type($type); + $this->qb_where_group_started = TRUE; + $prefix = (count($this->qb_where) === 0 AND count($this->qb_cache_where) === 0) ? '' : $type; + $this->qb_where[] = $value = $prefix.$not.str_repeat(' ', ++$this->qb_where_group_count).' ('; + + if ($this->qb_caching) + { + $this->qb_cache_where[] = $value; + } + + return $this; + } + + // -------------------------------------------------------------------- + + /** + * Starts a query group, but ORs the group + * + * @return object + */ + public function or_group_start() + { + return $this->group_start('', 'OR '); + } + + // -------------------------------------------------------------------- + + /** + * Starts a query group, but NOTs the group + * + * @return object + */ + public function not_group_start() + { + return $this->group_start('NOT ', 'AND '); + } + + // -------------------------------------------------------------------- + + /** + * Starts a query group, but OR NOTs the group + * + * @return object + */ + public function or_not_group_start() + { + return $this->group_start('NOT ', 'OR '); + } + + // -------------------------------------------------------------------- + + /** + * Ends a query group + * + * @return object + */ + public function group_end() + { + $this->qb_where_group_started = FALSE; + $this->qb_where[] = $value = str_repeat(' ', $this->qb_where_group_count--) . ')'; + + if ($this->qb_caching) + { + $this->qb_cache_where[] = $value; + } + + return $this; + } + + // -------------------------------------------------------------------- + + /** + * Group_get_type + * + * Called by group_start(), _like(), _where() and _where_in() + * + * @param string + * @return string + */ + protected function _group_get_type($type) + { + if ($this->qb_where_group_started) + { + $type = ''; + $this->qb_where_group_started = FALSE; + } + + return $type; + } + + // -------------------------------------------------------------------- + + /** + * GROUP BY + * + * @param string + * @return object + */ + public function group_by($by) + { + if (is_string($by)) + { + $by = explode(',', $by); + } + + foreach ($by as $val) + { + $val = trim($val); + + if ($val != '') + { + $this->qb_groupby[] = $val = $this->_protect_identifiers($val); + + if ($this->qb_caching === TRUE) + { + $this->qb_cache_groupby[] = $val; + $this->qb_cache_exists[] = 'groupby'; + } + } + } + + return $this; + } + + // -------------------------------------------------------------------- + + /** + * Sets the HAVING value + * + * Separates multiple calls with AND + * + * @param string + * @param string + * @return object + */ + public function having($key, $value = '', $escape = TRUE) + { + return $this->_having($key, $value, 'AND ', $escape); + } + + // -------------------------------------------------------------------- + + /** + * Sets the OR HAVING value + * + * Separates multiple calls with OR + * + * @param string + * @param string + * @return object + */ + public function or_having($key, $value = '', $escape = TRUE) + { + return $this->_having($key, $value, 'OR ', $escape); + } + + // -------------------------------------------------------------------- + + /** + * Sets the HAVING values + * + * Called by having() or or_having() + * + * @param string + * @param string + * @return object + */ + protected function _having($key, $value = '', $type = 'AND ', $escape = TRUE) + { + if ( ! is_array($key)) + { + $key = array($key => $value); + } + + foreach ($key as $k => $v) + { + $prefix = (count($this->qb_having) === 0) ? '' : $type; + + if ($escape === TRUE) + { + $k = $this->_protect_identifiers($k); + } + + if ( ! $this->_has_operator($k)) + { + $k .= ' = '; + } + + if ($v != '') + { + $v = ' '.$this->escape($v); + } + + $this->qb_having[] = $prefix.$k.$v; + if ($this->qb_caching === TRUE) + { + $this->qb_cache_having[] = $prefix.$k.$v; + $this->qb_cache_exists[] = 'having'; + } + } + + return $this; + } + + // -------------------------------------------------------------------- + + /** + * Sets the ORDER BY value + * + * @param string + * @param string direction: asc or desc + * @param bool enable field name escaping + * @return object + */ + public function order_by($orderby, $direction = '', $escape = TRUE) + { + if (strtolower($direction) === 'random') + { + $orderby = ''; // Random results want or don't need a field name + $direction = $this->_random_keyword; + } + elseif (trim($direction) != '') + { + $direction = (in_array(strtoupper(trim($direction)), array('ASC', 'DESC'), TRUE)) ? ' '.$direction : ' ASC'; + } + + + if ((strpos($orderby, ',') !== FALSE) && $escape === TRUE) + { + $temp = array(); + foreach (explode(',', $orderby) as $part) + { + $part = trim($part); + if ( ! in_array($part, $this->qb_aliased_tables)) + { + $part = $this->_protect_identifiers(trim($part)); + } + + $temp[] = $part; + } + + $orderby = implode(', ', $temp); + } + elseif ($direction != $this->_random_keyword) + { + if ($escape === TRUE) + { + $orderby = $this->_protect_identifiers($orderby); + } + } + + $this->qb_orderby[] = $orderby_statement = $orderby.$direction; + + if ($this->qb_caching === TRUE) + { + $this->qb_cache_orderby[] = $orderby_statement; + $this->qb_cache_exists[] = 'orderby'; + } + + return $this; + } + + // -------------------------------------------------------------------- + + /** + * Sets the LIMIT value + * + * @param integer the limit value + * @param integer the offset value + * @return object + */ + public function limit($value, $offset = NULL) + { + $this->qb_limit = (int) $value; + + if ( ! is_null($offset)) + { + $this->qb_offset = (int) $offset; + } + + return $this; + } + + // -------------------------------------------------------------------- + + /** + * Sets the OFFSET value + * + * @param integer the offset value + * @return object + */ + public function offset($offset) + { + $this->qb_offset = (int) $offset; + return $this; + } + + // -------------------------------------------------------------------- + + /** + * The "set" function. Allows key/value pairs to be set for inserting or updating + * + * @param mixed + * @param string + * @param boolean + * @return object + */ + public function set($key, $value = '', $escape = TRUE) + { + $key = $this->_object_to_array($key); + + if ( ! is_array($key)) + { + $key = array($key => $value); + } + + foreach ($key as $k => $v) + { + if ($escape === FALSE) + { + $this->qb_set[$this->_protect_identifiers($k)] = $v; + } + else + { + $this->qb_set[$this->_protect_identifiers($k, FALSE, TRUE)] = $this->escape($v); + } + } + + return $this; + } + + // -------------------------------------------------------------------- + + /** + * Get SELECT query string + * + * Compiles a SELECT query string and returns the sql. + * + * @access public + * @param string the table name to select from (optional) + * @param boolean TRUE: resets AR values; FALSE: leave AR vaules alone + * @return string + */ + public function get_compiled_select($table = '', $reset = TRUE) + { + if ($table != '') + { + $this->_track_aliases($table); + $this->from($table); + } + + $select = $this->_compile_select(); + + if ($reset === TRUE) + { + $this->_reset_select(); + } + + return $select; + } + + // -------------------------------------------------------------------- + + /** + * Get + * + * Compiles the select statement based on the other functions called + * and runs the query + * + * @param string the table + * @param string the limit clause + * @param string the offset clause + * @return object + */ + public function get($table = '', $limit = null, $offset = null) + { + if ($table != '') + { + $this->_track_aliases($table); + $this->from($table); + } + + if ( ! is_null($limit)) + { + $this->limit($limit, $offset); + } + + $result = $this->query($this->_compile_select()); + $this->_reset_select(); + return $result; + } + + /** + * "Count All Results" query + * + * Generates a platform-specific query string that counts all records + * returned by an Query Builder query. + * + * @param string + * @return string + */ + public function count_all_results($table = '') + { + if ($table != '') + { + $this->_track_aliases($table); + $this->from($table); + } + + $result = $this->query($this->_compile_select($this->_count_string.$this->_protect_identifiers('numrows'))); + $this->_reset_select(); + + if ($result->num_rows() === 0) + { + return 0; + } + + $row = $result->row(); + return (int) $row->numrows; + } + // -------------------------------------------------------------------- + + /** + * Get_Where + * + * Allows the where clause, limit and offset to be added directly + * + * @param string the where clause + * @param string the limit clause + * @param string the offset clause + * @return object + */ + public function get_where($table = '', $where = null, $limit = null, $offset = null) + { + if ($table != '') + { + $this->from($table); + } + + if ( ! is_null($where)) + { + $this->where($where); + } + + if ( ! is_null($limit)) + { + $this->limit($limit, $offset); + } + + $result = $this->query($this->_compile_select()); + $this->_reset_select(); + return $result; + } + + // -------------------------------------------------------------------- + + /** + * Insert_Batch + * + * Compiles batch insert strings and runs the queries + * + * @param string the table to retrieve the results from + * @param array an associative array of insert values + * @return object + */ + public function insert_batch($table = '', $set = NULL) + { + if ( ! is_null($set)) + { + $this->set_insert_batch($set); + } + + if (count($this->qb_set) === 0) + { + if ($this->db_debug) + { + // No valid data array. Folds in cases where keys and values did not match up + return $this->display_error('db_must_use_set'); + } + return FALSE; + } + + if ($table == '') + { + if ( ! isset($this->qb_from[0])) + { + return ($this->db_debug) ? $this->display_error('db_must_set_table') : FALSE; + } + + $table = $this->qb_from[0]; + } + + // Batch this baby + for ($i = 0, $total = count($this->qb_set); $i < $total; $i += 100) + { + $this->query($this->_insert_batch($this->_protect_identifiers($table, TRUE, NULL, FALSE), $this->qb_keys, array_slice($this->qb_set, $i, 100))); + } + + $this->_reset_write(); + return TRUE; + } + + // -------------------------------------------------------------------- + + /** + * The "set_insert_batch" function. Allows key/value pairs to be set for batch inserts + * + * @param mixed + * @param string + * @param boolean + * @return object + */ + public function set_insert_batch($key, $value = '', $escape = TRUE) + { + $key = $this->_object_to_array_batch($key); + + if ( ! is_array($key)) + { + $key = array($key => $value); + } + + $keys = array_keys(current($key)); + sort($keys); + + foreach ($key as $row) + { + if (count(array_diff($keys, array_keys($row))) > 0 OR count(array_diff(array_keys($row), $keys)) > 0) + { + // batch function above returns an error on an empty array + $this->qb_set[] = array(); + return; + } + + ksort($row); // puts $row in the same order as our keys + + if ($escape === FALSE) + { + $this->qb_set[] = '('.implode(',', $row).')'; + } + else + { + $clean = array(); + foreach ($row as $value) + { + $clean[] = $this->escape($value); + } + + $this->qb_set[] = '('.implode(',', $clean).')'; + } + } + + foreach ($keys as $k) + { + $this->qb_keys[] = $this->_protect_identifiers($k); + } + + return $this; + } + + // -------------------------------------------------------------------- + + /** + * Get INSERT query string + * + * Compiles an insert query and returns the sql + * + * @access public + * @param string the table to insert into + * @param boolean TRUE: reset AR values; FALSE: leave AR values alone + * @return string + */ + public function get_compiled_insert($table = '', $reset = TRUE) + { + if ($this->_validate_insert($table) === FALSE) + { + return FALSE; + } + + $sql = $this->_insert( + $this->_protect_identifiers( + $this->qb_from[0], TRUE, NULL, FALSE + ), + array_keys($this->qb_set), + array_values($this->qb_set) + ); + + if ($reset === TRUE) + { + $this->_reset_write(); + } + + return $sql; + } + + // -------------------------------------------------------------------- + + /** + * Insert + * + * Compiles an insert string and runs the query + * + * @access public + * @param string the table to insert data into + * @param array an associative array of insert values + * @return object + */ + public function insert($table = '', $set = NULL) + { + if ( ! is_null($set)) + { + $this->set($set); + } + + if ($this->_validate_insert($table) === FALSE) + { + return FALSE; + } + + $sql = $this->_insert( + $this->_protect_identifiers( + $this->qb_from[0], TRUE, NULL, FALSE + ), + array_keys($this->qb_set), + array_values($this->qb_set) + ); + + $this->_reset_write(); + return $this->query($sql); + } + + // -------------------------------------------------------------------- + + /** + * Validate Insert + * + * This method is used by both insert() and get_compiled_insert() to + * validate that the there data is actually being set and that table + * has been chosen to be inserted into. + * + * @access public + * @param string the table to insert data into + * @return string + */ + protected function _validate_insert($table = '') + { + if (count($this->qb_set) === 0) + { + return ($this->db_debug) ? $this->display_error('db_must_use_set') : FALSE; + } + + if ($table == '') + { + if ( ! isset($this->qb_from[0])) + { + return ($this->db_debug) ? $this->display_error('db_must_set_table') : FALSE; + } + } + else + { + $this->qb_from[0] = $table; + } + + return TRUE; + } + + // -------------------------------------------------------------------- + + /** + * Replace + * + * Compiles an replace into string and runs the query + * + * @param string the table to replace data into + * @param array an associative array of insert values + * @return object + */ + public function replace($table = '', $set = NULL) + { + if ( ! is_null($set)) + { + $this->set($set); + } + + if (count($this->qb_set) === 0) + { + return ($this->db_debug) ? $this->display_error('db_must_use_set') : FALSE; + } + + if ($table == '') + { + if ( ! isset($this->qb_from[0])) + { + return ($this->db_debug) ? $this->display_error('db_must_set_table') : FALSE; + } + + $table = $this->qb_from[0]; + } + + $sql = $this->_replace($this->_protect_identifiers($table, TRUE, NULL, FALSE), array_keys($this->qb_set), array_values($this->qb_set)); + $this->_reset_write(); + return $this->query($sql); + } + + // -------------------------------------------------------------------- + + /** + * Get UPDATE query string + * + * Compiles an update query and returns the sql + * + * @access public + * @param string the table to update + * @param boolean TRUE: reset AR values; FALSE: leave AR values alone + * @return string + */ + public function get_compiled_update($table = '', $reset = TRUE) + { + // Combine any cached components with the current statements + $this->_merge_cache(); + + if ($this->_validate_update($table) === FALSE) + { + return FALSE; + } + + $sql = $this->_update($this->_protect_identifiers($this->qb_from[0], TRUE, NULL, FALSE), $this->qb_set, $this->qb_where, $this->qb_orderby, $this->qb_limit); + + if ($reset === TRUE) + { + $this->_reset_write(); + } + + return $sql; + } + + // -------------------------------------------------------------------- + + /** + * Update + * + * Compiles an update string and runs the query + * + * @param string the table to retrieve the results from + * @param array an associative array of update values + * @param mixed the where clause + * @return object + */ + public function update($table = '', $set = NULL, $where = NULL, $limit = NULL) + { + // Combine any cached components with the current statements + $this->_merge_cache(); + + if ( ! is_null($set)) + { + $this->set($set); + } + + if ($this->_validate_update($table) === FALSE) + { + return FALSE; + } + + if ($where != NULL) + { + $this->where($where); + } + + if ($limit != NULL) + { + $this->limit($limit); + } + + $sql = $this->_update($this->_protect_identifiers($this->qb_from[0], TRUE, NULL, FALSE), $this->qb_set, $this->qb_where, $this->qb_orderby, $this->qb_limit, $this->qb_like); + $this->_reset_write(); + return $this->query($sql); + } + + // -------------------------------------------------------------------- + + /** + * Validate Update + * + * This method is used by both update() and get_compiled_update() to + * validate that data is actually being set and that a table has been + * chosen to be update. + * + * @access public + * @param string the table to update data on + * @return bool + */ + protected function _validate_update($table = '') + { + if (count($this->qb_set) == 0) + { + return ($this->db_debug) ? $this->display_error('db_must_use_set') : FALSE; + } + + if ($table == '') + { + if ( ! isset($this->qb_from[0])) + { + return ($this->db_debug) ? $this->display_error('db_must_set_table') : FALSE; + } + } + else + { + $this->qb_from[0] = $table; + } + + return TRUE; + } + + // -------------------------------------------------------------------- + + /** + * Update_Batch + * + * Compiles an update string and runs the query + * + * @param string the table to retrieve the results from + * @param array an associative array of update values + * @param string the where key + * @return bool + */ + public function update_batch($table = '', $set = NULL, $index = NULL) + { + // Combine any cached components with the current statements + $this->_merge_cache(); + + if (is_null($index)) + { + return ($this->db_debug) ? $this->display_error('db_must_use_index') : FALSE; + } + + if ( ! is_null($set)) + { + $this->set_update_batch($set, $index); + } + + if (count($this->qb_set) === 0) + { + return ($this->db_debug) ? $this->display_error('db_must_use_set') : FALSE; + } + + if ($table == '') + { + if ( ! isset($this->qb_from[0])) + { + return ($this->db_debug) ? $this->display_error('db_must_set_table') : FALSE; + } + + $table = $this->qb_from[0]; + } + + // Batch this baby + for ($i = 0, $total = count($this->qb_set); $i < $total; $i += 100) + { + $this->query($this->_update_batch($this->_protect_identifiers($table, TRUE, NULL, FALSE), array_slice($this->qb_set, $i, 100), $this->_protect_identifiers($index), $this->qb_where)); + } + + $this->_reset_write(); + return TRUE; + } + + // -------------------------------------------------------------------- + + /** + * The "set_update_batch" function. Allows key/value pairs to be set for batch updating + * + * @param array + * @param string + * @param boolean + * @return object + */ + public function set_update_batch($key, $index = '', $escape = TRUE) + { + $key = $this->_object_to_array_batch($key); + + if ( ! is_array($key)) + { + // @todo error + } + + foreach ($key as $k => $v) + { + $index_set = FALSE; + $clean = array(); + foreach ($v as $k2 => $v2) + { + if ($k2 == $index) + { + $index_set = TRUE; + } + else + { + $not[] = $k.'-'.$v; + } + + $clean[$this->_protect_identifiers($k2)] = ($escape === FALSE) ? $v2 : $this->escape($v2); + } + + if ($index_set == FALSE) + { + return $this->display_error('db_batch_missing_index'); + } + + $this->qb_set[] = $clean; + } + + return $this; + } + + // -------------------------------------------------------------------- + + /** + * Empty Table + * + * Compiles a delete string and runs "DELETE FROM table" + * + * @param string the table to empty + * @return object + */ + public function empty_table($table = '') + { + if ($table == '') + { + if ( ! isset($this->qb_from[0])) + { + return ($this->db_debug) ? $this->display_error('db_must_set_table') : FALSE; + } + + $table = $this->qb_from[0]; + } + else + { + $table = $this->_protect_identifiers($table, TRUE, NULL, FALSE); + } + + $sql = $this->_delete($table); + $this->_reset_write(); + return $this->query($sql); + } + + // -------------------------------------------------------------------- + + /** + * Truncate + * + * Compiles a truncate string and runs the query + * If the database does not support the truncate() command + * This function maps to "DELETE FROM table" + * + * @param string the table to truncate + * @return object + */ + public function truncate($table = '') + { + if ($table == '') + { + if ( ! isset($this->qb_from[0])) + { + return ($this->db_debug) ? $this->display_error('db_must_set_table') : FALSE; + } + + $table = $this->qb_from[0]; + } + else + { + $table = $this->_protect_identifiers($table, TRUE, NULL, FALSE); + } + + $sql = $this->_truncate($table); + $this->_reset_write(); + return $this->query($sql); + } + + // -------------------------------------------------------------------- + + /** + * Get DELETE query string + * + * Compiles a delete query string and returns the sql + * + * @access public + * @param string the table to delete from + * @param boolean TRUE: reset AR values; FALSE: leave AR values alone + * @return string + */ + public function get_compiled_delete($table = '', $reset = TRUE) + { + $this->return_delete_sql = TRUE; + $sql = $this->delete($table, '', NULL, $reset); + $this->return_delete_sql = FALSE; + return $sql; + } + + // -------------------------------------------------------------------- + + /** + * Delete + * + * Compiles a delete string and runs the query + * + * @param mixed the table(s) to delete from. String or array + * @param mixed the where clause + * @param mixed the limit clause + * @param boolean + * @return object + */ + public function delete($table = '', $where = '', $limit = NULL, $reset_data = TRUE) + { + // Combine any cached components with the current statements + $this->_merge_cache(); + + if ($table == '') + { + if ( ! isset($this->qb_from[0])) + { + return ($this->db_debug) ? $this->display_error('db_must_set_table') : FALSE; + } + + $table = $this->qb_from[0]; + } + elseif (is_array($table)) + { + foreach ($table as $single_table) + { + $this->delete($single_table, $where, $limit, FALSE); + } + + $this->_reset_write(); + return; + } + else + { + $table = $this->_protect_identifiers($table, TRUE, NULL, FALSE); + } + + if ($where != '') + { + $this->where($where); + } + + if ($limit != NULL) + { + $this->limit($limit); + } + + if (count($this->qb_where) === 0 && count($this->qb_wherein) === 0 && count($this->qb_like) === 0) + { + return ($this->db_debug) ? $this->display_error('db_del_must_use_where') : FALSE; + } + + $sql = $this->_delete($table, $this->qb_where, $this->qb_like, $this->qb_limit); + if ($reset_data) + { + $this->_reset_write(); + } + + return ($this->return_delete_sql === TRUE) ? $sql : $this->query($sql); + } + + // -------------------------------------------------------------------- + + /** + * DB Prefix + * + * Prepends a database prefix if one exists in configuration + * + * @param string the table + * @return string + */ + public function dbprefix($table = '') + { + if ($table == '') + { + $this->display_error('db_table_name_required'); + } + + return $this->dbprefix.$table; + } + + // -------------------------------------------------------------------- + + /** + * Set DB Prefix + * + * Set's the DB Prefix to something new without needing to reconnect + * + * @param string the prefix + * @return string + */ + public function set_dbprefix($prefix = '') + { + return $this->dbprefix = $prefix; + } + + // -------------------------------------------------------------------- + + /** + * Track Aliases + * + * Used to track SQL statements written with aliased tables. + * + * @param string The table to inspect + * @return string + */ + protected function _track_aliases($table) + { + if (is_array($table)) + { + foreach ($table as $t) + { + $this->_track_aliases($t); + } + return; + } + + // Does the string contain a comma? If so, we need to separate + // the string into discreet statements + if (strpos($table, ',') !== FALSE) + { + return $this->_track_aliases(explode(',', $table)); + } + + // if a table alias is used we can recognize it by a space + if (strpos($table, ' ') !== FALSE) + { + // if the alias is written with the AS keyword, remove it + $table = preg_replace('/ AS /i', ' ', $table); + + // Grab the alias + $table = trim(strrchr($table, ' ')); + + // Store the alias, if it doesn't already exist + if ( ! in_array($table, $this->qb_aliased_tables)) + { + $this->qb_aliased_tables[] = $table; + } + } + } + + // -------------------------------------------------------------------- + + /** + * Compile the SELECT statement + * + * Generates a query string based on which functions were used. + * Should not be called directly. The get() function calls it. + * + * @return string + */ + protected function _compile_select($select_override = FALSE) + { + // Combine any cached components with the current statements + $this->_merge_cache(); + + // Write the "select" portion of the query + if ($select_override !== FALSE) + { + $sql = $select_override; + } + else + { + $sql = ( ! $this->qb_distinct) ? 'SELECT ' : 'SELECT DISTINCT '; + + if (count($this->qb_select) === 0) + { + $sql .= '*'; + } + else + { + // Cycle through the "select" portion of the query and prep each column name. + // The reason we protect identifiers here rather then in the select() function + // is because until the user calls the from() function we don't know if there are aliases + foreach ($this->qb_select as $key => $val) + { + $no_escape = isset($this->qb_no_escape[$key]) ? $this->qb_no_escape[$key] : NULL; + $this->qb_select[$key] = $this->_protect_identifiers($val, FALSE, $no_escape); + } + + $sql .= implode(', ', $this->qb_select); + } + } + + // Write the "FROM" portion of the query + if (count($this->qb_from) > 0) + { + $sql .= "\nFROM ".$this->_from_tables($this->qb_from); + } + + // Write the "JOIN" portion of the query + if (count($this->qb_join) > 0) + { + $sql .= "\n".implode("\n", $this->qb_join); + } + + // Write the "WHERE" portion of the query + if (count($this->qb_where) > 0 OR count($this->qb_like) > 0) + { + $sql .= "\nWHERE "; + } + + $sql .= implode("\n", $this->qb_where); + + // Write the "LIKE" portion of the query + if (count($this->qb_like) > 0) + { + if (count($this->qb_where) > 0) + { + $sql .= "\nAND "; + } + + $sql .= implode("\n", $this->qb_like); + } + + // Write the "GROUP BY" portion of the query + if (count($this->qb_groupby) > 0) + { + $sql .= "\nGROUP BY ".implode(', ', $this->qb_groupby); + } + + // Write the "HAVING" portion of the query + if (count($this->qb_having) > 0) + { + $sql .= "\nHAVING ".implode("\n", $this->qb_having); + } + + // Write the "ORDER BY" portion of the query + if (count($this->qb_orderby) > 0) + { + $sql .= "\nORDER BY ".implode(', ', $this->qb_orderby); + if ($this->qb_order !== FALSE) + { + $sql .= ($this->qb_order == 'desc') ? ' DESC' : ' ASC'; + } + } + + // Write the "LIMIT" portion of the query + if (is_numeric($this->qb_limit)) + { + return $this->_limit($sql."\n", $this->qb_limit, $this->qb_offset); + } + + return $sql; + } + + // -------------------------------------------------------------------- + + /** + * Object to Array + * + * Takes an object as input and converts the class variables to array key/vals + * + * @param object + * @return array + */ + public function _object_to_array($object) + { + if ( ! is_object($object)) + { + return $object; + } + + $array = array(); + foreach (get_object_vars($object) as $key => $val) + { + // There are some built in keys we need to ignore for this conversion + if ( ! is_object($val) && ! is_array($val) && $key != '_parent_name') + { + $array[$key] = $val; + } + } + + return $array; + } + + // -------------------------------------------------------------------- + + /** + * Object to Array + * + * Takes an object as input and converts the class variables to array key/vals + * + * @param object + * @return array + */ + public function _object_to_array_batch($object) + { + if ( ! is_object($object)) + { + return $object; + } + + $array = array(); + $out = get_object_vars($object); + $fields = array_keys($out); + + foreach ($fields as $val) + { + // There are some built in keys we need to ignore for this conversion + if ($val !== '_parent_name') + { + $i = 0; + foreach ($out[$val] as $data) + { + $array[$i++][$val] = $data; + } + } + } + + return $array; + } + + // -------------------------------------------------------------------- + + /** + * Start Cache + * + * Starts AR caching + * + * @return void + */ + public function start_cache() + { + $this->qb_caching = TRUE; + } + + // -------------------------------------------------------------------- + + /** + * Stop Cache + * + * Stops AR caching + * + * @return void + */ + public function stop_cache() + { + $this->qb_caching = FALSE; + } + + // -------------------------------------------------------------------- + + /** + * Flush Cache + * + * Empties the AR cache + * + * @access public + * @return void + */ + public function flush_cache() + { + $this->_reset_run(array( + 'ar_cache_select' => array(), + 'ar_cache_from' => array(), + 'ar_cache_join' => array(), + 'ar_cache_where' => array(), + 'ar_cache_like' => array(), + 'ar_cache_groupby' => array(), + 'ar_cache_having' => array(), + 'ar_cache_orderby' => array(), + 'ar_cache_set' => array(), + 'ar_cache_exists' => array(), + 'ar_cache_no_escape' => array() + )); + } + + // -------------------------------------------------------------------- + + /** + * Merge Cache + * + * When called, this function merges any cached AR arrays with + * locally called ones. + * + * @return void + */ + protected function _merge_cache() + { + if (count($this->qb_cache_exists) === 0) + { + return; + } + + foreach ($this->qb_cache_exists as $val) + { + $qb_variable = 'ar_'.$val; + $qb_cache_var = 'ar_cache_'.$val; + + if (count($this->$qb_cache_var) === 0) + { + continue; + } + + $this->$qb_variable = array_unique(array_merge($this->$qb_cache_var, $this->$qb_variable)); + } + + // If we are "protecting identifiers" we need to examine the "from" + // portion of the query to determine if there are any aliases + if ($this->_protect_identifiers === TRUE AND count($this->qb_cache_from) > 0) + { + $this->_track_aliases($this->qb_from); + } + + $this->qb_no_escape = $this->qb_cache_no_escape; + } + + // -------------------------------------------------------------------- + + /** + * Reset Query Builder values. + * + * Publicly-visible method to reset the AR values. + * + * @return void + */ + public function reset_query() + { + $this->_reset_select(); + $this->_reset_write(); + } + + // -------------------------------------------------------------------- + + /** + * Resets the query builder values. Called by the get() function + * + * @param array An array of fields to reset + * @return void + */ + protected function _reset_run($qb_reset_items) + { + foreach ($qb_reset_items as $item => $default_value) + { + if ( ! in_array($item, $this->qb_store_array)) + { + $this->$item = $default_value; + } + } + } + + // -------------------------------------------------------------------- + + /** + * Resets the query builder values. Called by the get() function + * + * @return void + */ + protected function _reset_select() + { + $this->_reset_run(array( + 'ar_select' => array(), + 'ar_from' => array(), + 'ar_join' => array(), + 'ar_where' => array(), + 'ar_like' => array(), + 'ar_groupby' => array(), + 'ar_having' => array(), + 'ar_orderby' => array(), + 'ar_wherein' => array(), + 'ar_aliased_tables' => array(), + 'ar_no_escape' => array(), + 'ar_distinct' => FALSE, + 'ar_limit' => FALSE, + 'ar_offset' => FALSE, + 'ar_order' => FALSE + ) + ); + } + + // -------------------------------------------------------------------- + + /** + * Resets the query builder "write" values. + * + * Called by the insert() update() insert_batch() update_batch() and delete() functions + * + * @return void + */ + protected function _reset_write() + { + $this->_reset_run(array( + 'ar_set' => array(), + 'ar_from' => array(), + 'ar_where' => array(), + 'ar_like' => array(), + 'ar_orderby' => array(), + 'ar_keys' => array(), + 'ar_limit' => FALSE, + 'ar_order' => FALSE + ) + ); + } + +} + +/* End of file DB_query_builder.php */ +/* Location: ./system/database/DB_query_builder.php */ diff --git a/system/database/drivers/cubrid/cubrid_driver.php b/system/database/drivers/cubrid/cubrid_driver.php index cde719eae..ccabb3b4b 100644 --- a/system/database/drivers/cubrid/cubrid_driver.php +++ b/system/database/drivers/cubrid/cubrid_driver.php @@ -31,7 +31,7 @@ * CUBRID Database Adapter Class * * Note: _DB is an extender class that the app controller - * creates dynamically based on whether the active record + * creates dynamically based on whether the query builder * class is being used or not. * * @package CodeIgniter @@ -742,7 +742,7 @@ class CI_DB_cubrid_driver extends CI_DB { if (count($where) > 0 OR count($like) > 0) { $conditions = "\nWHERE "; - $conditions .= implode("\n", $this->ar_where); + $conditions .= implode("\n", $this->qb_where); if (count($where) > 0 && count($like) > 0) { diff --git a/system/database/drivers/mssql/mssql_driver.php b/system/database/drivers/mssql/mssql_driver.php index 2a1098932..b809241b4 100644 --- a/system/database/drivers/mssql/mssql_driver.php +++ b/system/database/drivers/mssql/mssql_driver.php @@ -31,7 +31,7 @@ * MS SQL Database Adapter Class * * Note: _DB is an extender class that the app controller - * creates dynamically based on whether the active record + * creates dynamically based on whether the query builder * class is being used or not. * * @package CodeIgniter @@ -623,7 +623,7 @@ class CI_DB_mssql_driver extends CI_DB { if (count($where) > 0 OR count($like) > 0) { $conditions = "\nWHERE "; - $conditions .= implode("\n", $this->ar_where); + $conditions .= implode("\n", $this->qb_where); if (count($where) > 0 && count($like) > 0) { diff --git a/system/database/drivers/mysql/mysql_driver.php b/system/database/drivers/mysql/mysql_driver.php index 067710ff0..9b5e331b8 100644 --- a/system/database/drivers/mysql/mysql_driver.php +++ b/system/database/drivers/mysql/mysql_driver.php @@ -29,7 +29,7 @@ * MySQL Database Adapter Class * * Note: _DB is an extender class that the app controller - * creates dynamically based on whether the active record + * creates dynamically based on whether the query builder * class is being used or not. * * @package CodeIgniter @@ -646,7 +646,7 @@ class CI_DB_mysql_driver extends CI_DB { if (count($where) > 0 OR count($like) > 0) { - $conditions = "\nWHERE ".implode("\n", $this->ar_where); + $conditions = "\nWHERE ".implode("\n", $this->qb_where); if (count($where) > 0 && count($like) > 0) { diff --git a/system/database/drivers/mysqli/mysqli_driver.php b/system/database/drivers/mysqli/mysqli_driver.php index a79b2a4ad..f2d679f43 100644 --- a/system/database/drivers/mysqli/mysqli_driver.php +++ b/system/database/drivers/mysqli/mysqli_driver.php @@ -29,7 +29,7 @@ * MySQLi Database Adapter Class * * Note: _DB is an extender class that the app controller - * creates dynamically based on whether the active record + * creates dynamically based on whether the query builder * class is being used or not. * * @package CodeIgniter @@ -641,7 +641,7 @@ class CI_DB_mysqli_driver extends CI_DB { $conditions = ''; if (count($where) > 0 OR count($like) > 0) { - $conditions = "\nWHERE ".implode("\n", $this->ar_where); + $conditions = "\nWHERE ".implode("\n", $this->qb_where); if (count($where) > 0 && count($like) > 0) { diff --git a/system/database/drivers/oci8/oci8_driver.php b/system/database/drivers/oci8/oci8_driver.php index c6621901b..5fbc0a0a0 100644 --- a/system/database/drivers/oci8/oci8_driver.php +++ b/system/database/drivers/oci8/oci8_driver.php @@ -31,7 +31,7 @@ * oci8 Database Adapter Class * * Note: _DB is an extender class that the app controller - * creates dynamically based on whether the active record + * creates dynamically based on whether the query builder * class is being used or not. * * @package CodeIgniter @@ -754,7 +754,7 @@ class CI_DB_oci8_driver extends CI_DB { if (count($where) > 0 OR count($like) > 0) { $conditions = "\nWHERE "; - $conditions .= implode("\n", $this->ar_where); + $conditions .= implode("\n", $this->qb_where); if (count($where) > 0 && count($like) > 0) { diff --git a/system/database/drivers/odbc/odbc_driver.php b/system/database/drivers/odbc/odbc_driver.php index 6ba39f0cd..695d0080a 100644 --- a/system/database/drivers/odbc/odbc_driver.php +++ b/system/database/drivers/odbc/odbc_driver.php @@ -31,7 +31,7 @@ * ODBC Database Adapter Class * * Note: _DB is an extender class that the app controller - * creates dynamically based on whether the active record + * creates dynamically based on whether the query builder * class is being used or not. * * @package CodeIgniter @@ -593,7 +593,7 @@ class CI_DB_odbc_driver extends CI_DB { if (count($where) > 0 OR count($like) > 0) { $conditions = "\nWHERE "; - $conditions .= implode("\n", $this->ar_where); + $conditions .= implode("\n", $this->qb_where); if (count($where) > 0 && count($like) > 0) { diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php index de2b0abeb..77d9adf78 100644 --- a/system/database/drivers/pdo/pdo_driver.php +++ b/system/database/drivers/pdo/pdo_driver.php @@ -31,7 +31,7 @@ * PDO Database Adapter Class * * Note: _DB is an extender class that the app controller - * creates dynamically based on whether the active record + * creates dynamically based on whether the query builder * class is being used or not. * * @package CodeIgniter @@ -888,7 +888,7 @@ class CI_DB_pdo_driver extends CI_DB { if (count($where) > 0 OR count($like) > 0) { $conditions = "\nWHERE "; - $conditions .= implode("\n", $this->ar_where); + $conditions .= implode("\n", $this->qb_where); if (count($where) > 0 && count($like) > 0) { diff --git a/system/database/drivers/postgre/postgre_driver.php b/system/database/drivers/postgre/postgre_driver.php index 42329bded..3a172bc9e 100644 --- a/system/database/drivers/postgre/postgre_driver.php +++ b/system/database/drivers/postgre/postgre_driver.php @@ -31,7 +31,7 @@ * Postgre Database Adapter Class * * Note: _DB is an extender class that the app controller - * creates dynamically based on whether the active record + * creates dynamically based on whether the query builder * class is being used or not. * * @package CodeIgniter @@ -655,7 +655,7 @@ class CI_DB_postgre_driver extends CI_DB { if (count($where) > 0 OR count($like) > 0) { $conditions = "\nWHERE "; - $conditions .= implode("\n", $this->ar_where); + $conditions .= implode("\n", $this->qb_where); if (count($where) > 0 && count($like) > 0) { diff --git a/system/database/drivers/sqlite/sqlite_driver.php b/system/database/drivers/sqlite/sqlite_driver.php index 28c3caecd..3a7b7c673 100644 --- a/system/database/drivers/sqlite/sqlite_driver.php +++ b/system/database/drivers/sqlite/sqlite_driver.php @@ -33,7 +33,7 @@ * SQLite Database Adapter Class * * Note: _DB is an extender class that the app controller - * creates dynamically based on whether the active record + * creates dynamically based on whether the query builder * class is being used or not. * * @package CodeIgniter @@ -607,7 +607,7 @@ class CI_DB_sqlite_driver extends CI_DB { if (count($where) > 0 OR count($like) > 0) { $conditions = "\nWHERE "; - $conditions .= implode("\n", $this->ar_where); + $conditions .= implode("\n", $this->qb_where); if (count($where) > 0 && count($like) > 0) { diff --git a/system/database/drivers/sqlsrv/sqlsrv_driver.php b/system/database/drivers/sqlsrv/sqlsrv_driver.php index 6fd52ef70..a21009ad3 100644 --- a/system/database/drivers/sqlsrv/sqlsrv_driver.php +++ b/system/database/drivers/sqlsrv/sqlsrv_driver.php @@ -31,7 +31,7 @@ * SQLSRV Database Adapter Class * * Note: _DB is an extender class that the app controller - * creates dynamically based on whether the active record + * creates dynamically based on whether the query builder * class is being used or not. * * @package CodeIgniter -- cgit v1.2.3-24-g4f1b From ae123e0b3d749a13d8820d0a6b773ca25b0ed380 Mon Sep 17 00:00:00 2001 From: Jamie Rumbelow Date: Tue, 21 Feb 2012 16:39:56 +0000 Subject: Fixing an error in #1061 --- system/database/DB_query_builder.php | 50 ++++++++++++++++++------------------ 1 file changed, 25 insertions(+), 25 deletions(-) (limited to 'system') diff --git a/system/database/DB_query_builder.php b/system/database/DB_query_builder.php index b6ad0f3d8..fad879389 100644 --- a/system/database/DB_query_builder.php +++ b/system/database/DB_query_builder.php @@ -2103,8 +2103,8 @@ class CI_DB_query_builder extends CI_DB_driver { foreach ($this->qb_cache_exists as $val) { - $qb_variable = 'ar_'.$val; - $qb_cache_var = 'ar_cache_'.$val; + $qb_variable = 'qb_'.$val; + $qb_cache_var = 'qb_cache_'.$val; if (count($this->$qb_cache_var) === 0) { @@ -2168,21 +2168,21 @@ class CI_DB_query_builder extends CI_DB_driver { protected function _reset_select() { $this->_reset_run(array( - 'ar_select' => array(), - 'ar_from' => array(), - 'ar_join' => array(), - 'ar_where' => array(), - 'ar_like' => array(), - 'ar_groupby' => array(), - 'ar_having' => array(), - 'ar_orderby' => array(), - 'ar_wherein' => array(), - 'ar_aliased_tables' => array(), - 'ar_no_escape' => array(), - 'ar_distinct' => FALSE, - 'ar_limit' => FALSE, - 'ar_offset' => FALSE, - 'ar_order' => FALSE + 'qb_select' => array(), + 'qb_from' => array(), + 'qb_join' => array(), + 'qb_where' => array(), + 'qb_like' => array(), + 'qb_groupby' => array(), + 'qb_having' => array(), + 'qb_orderby' => array(), + 'qb_wherein' => array(), + 'qb_aliased_tables' => array(), + 'qb_no_escape' => array(), + 'qb_distinct' => FALSE, + 'qb_limit' => FALSE, + 'qb_offset' => FALSE, + 'qb_order' => FALSE ) ); } @@ -2199,14 +2199,14 @@ class CI_DB_query_builder extends CI_DB_driver { protected function _reset_write() { $this->_reset_run(array( - 'ar_set' => array(), - 'ar_from' => array(), - 'ar_where' => array(), - 'ar_like' => array(), - 'ar_orderby' => array(), - 'ar_keys' => array(), - 'ar_limit' => FALSE, - 'ar_order' => FALSE + 'qb_set' => array(), + 'qb_from' => array(), + 'qb_where' => array(), + 'qb_like' => array(), + 'qb_orderby' => array(), + 'qb_keys' => array(), + 'qb_limit' => FALSE, + 'qb_order' => FALSE ) ); } -- cgit v1.2.3-24-g4f1b From 08c7c62b57b0d6d8f126e8629b8e8da71bd9636f Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Tue, 28 Feb 2012 13:23:38 +0200 Subject: Fix escape_like_str() --- system/database/drivers/oci8/oci8_driver.php | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'system') diff --git a/system/database/drivers/oci8/oci8_driver.php b/system/database/drivers/oci8/oci8_driver.php index 3c70ccd9f..007e56a0b 100644 --- a/system/database/drivers/oci8/oci8_driver.php +++ b/system/database/drivers/oci8/oci8_driver.php @@ -477,8 +477,8 @@ class CI_DB_oci8_driver extends CI_DB { // escape LIKE condition wildcards if ($like === TRUE) { - return str_replace(array('%', '_', $this->_like_escape_chr), - array($this->_like_escape_chr.'%', $this->_like_escape_chr.'_', $this->_like_escape_chr.$this->_like_escape_chr), + return str_replace(array($this->_like_escape_chr.$this->_like_escape_chr, '%', '_'), + array($this->_like_escape_chr.$this->_like_escape_chr, $this->_like_escape_chr.'%', $this->_like_escape_chr.'_'), $str); } -- cgit v1.2.3-24-g4f1b From 78b24bfdaaea0f208802f36730c032e7ec98eb56 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Wed, 29 Feb 2012 16:43:57 +0200 Subject: Fix ODBC num_rows() for subdrivers that return -1 --- system/database/drivers/odbc/odbc_result.php | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-) (limited to 'system') diff --git a/system/database/drivers/odbc/odbc_result.php b/system/database/drivers/odbc/odbc_result.php index 320b9327c..e7cbc7af5 100644 --- a/system/database/drivers/odbc/odbc_result.php +++ b/system/database/drivers/odbc/odbc_result.php @@ -43,7 +43,18 @@ class CI_DB_odbc_result extends CI_DB_result { */ public function num_rows() { - return @odbc_num_rows($this->result_id); + if ($this->num_rows > 0) + { + return $this->num_rows; + } + + // Work-around for ODBC subdrivers that don't support num_rows() + if (($this->num_rows = @odbc_num_rows($this->result_id)) === -1) + { + return $this->num_rows = count($this->result_array()); + } + + return $this->num_rows; } /** -- cgit v1.2.3-24-g4f1b From 927e950cb9e01d02415e13a8fb13eb95ce4a31c6 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 1 Mar 2012 19:50:26 +0200 Subject: Remove SQLite3 db_set_charset() - no longer needed --- system/database/drivers/sqlite3/sqlite3_driver.php | 15 --------------- 1 file changed, 15 deletions(-) (limited to 'system') diff --git a/system/database/drivers/sqlite3/sqlite3_driver.php b/system/database/drivers/sqlite3/sqlite3_driver.php index eb9a8f526..1f2d8f0a0 100644 --- a/system/database/drivers/sqlite3/sqlite3_driver.php +++ b/system/database/drivers/sqlite3/sqlite3_driver.php @@ -119,21 +119,6 @@ class CI_DB_sqlite3_driver extends CI_DB { // -------------------------------------------------------------------- - /** - * Set client character set - * - * @param string - * @param string - * @return bool - */ - public function db_set_charset($charset, $collation) - { - // Not (natively) supported - return TRUE; - } - - // -------------------------------------------------------------------- - /** * Version number query string * -- cgit v1.2.3-24-g4f1b From a0c2785f91bc70fb4a0a02f1c9c28cb99c975457 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Fri, 2 Mar 2012 13:49:28 +0200 Subject: Change SQLite _execute() to use is_write_type() --- system/database/drivers/sqlite/sqlite_driver.php | 10 +++------- 1 file changed, 3 insertions(+), 7 deletions(-) (limited to 'system') diff --git a/system/database/drivers/sqlite/sqlite_driver.php b/system/database/drivers/sqlite/sqlite_driver.php index 20b05af0d..8116cfb18 100644 --- a/system/database/drivers/sqlite/sqlite_driver.php +++ b/system/database/drivers/sqlite/sqlite_driver.php @@ -154,13 +154,9 @@ class CI_DB_sqlite_driver extends CI_DB { protected function _execute($sql) { $sql = $this->_prep_query($sql); - - if ( ! preg_match('/^(SELECT|EXPLAIN).+$/i', ltrim($sql))) - { - return @sqlite_exec($this->conn_id, $sql); - } - - return @sqlite_query($this->conn_id, $sql); + return $this->is_write_type($sql) + ? @sqlite_exec($this->conn_id, $sql) + : @sqlite_query($this->conn_id, $sql); } // -------------------------------------------------------------------- -- cgit v1.2.3-24-g4f1b From a92c7cdeddd9f1b46a6c8f254b2949ad047bbc21 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Fri, 2 Mar 2012 13:51:22 +0200 Subject: Change SQLite3 _execute to use is_write_type() --- system/database/drivers/sqlite3/sqlite3_driver.php | 10 ++++------ 1 file changed, 4 insertions(+), 6 deletions(-) (limited to 'system') diff --git a/system/database/drivers/sqlite3/sqlite3_driver.php b/system/database/drivers/sqlite3/sqlite3_driver.php index 1f2d8f0a0..2af973875 100644 --- a/system/database/drivers/sqlite3/sqlite3_driver.php +++ b/system/database/drivers/sqlite3/sqlite3_driver.php @@ -139,14 +139,12 @@ class CI_DB_sqlite3_driver extends CI_DB { */ protected function _execute($sql) { - if ( ! preg_match('/^(SELECT|EXPLAIN).+$/i', ltrim($sql))) - { - return $this->conn_id->exec($sql); - } - // TODO: Implement use of SQLite3::querySingle(), if needed // TODO: Use $this->_prep_query(), if needed - return $this->conn_id->query($sql); + + return $this->is_write_type($sql) + ? $this->conn_id->exec($sql) + : $this->conn_id->query($sql); } // -------------------------------------------------------------------- -- cgit v1.2.3-24-g4f1b From a6a1496b27c87718106645b6f1438023a18ad40c Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Sat, 3 Mar 2012 03:57:26 +0200 Subject: Remove pg_set_client_encoding() from db_connect(), db_pconnect() --- system/database/drivers/postgre/postgre_driver.php | 16 ++-------------- 1 file changed, 2 insertions(+), 14 deletions(-) (limited to 'system') diff --git a/system/database/drivers/postgre/postgre_driver.php b/system/database/drivers/postgre/postgre_driver.php index ce5dc96c3..d8b43695c 100644 --- a/system/database/drivers/postgre/postgre_driver.php +++ b/system/database/drivers/postgre/postgre_driver.php @@ -126,13 +126,7 @@ class CI_DB_postgre_driver extends CI_DB { */ public function db_connect() { - $ret = @pg_connect($this->dsn); - if (is_resource($ret) && $this->char_set != '') - { - pg_set_client_encoding($ret, $this->char_set); - } - - return $ret; + return @pg_connect($this->dsn); } // -------------------------------------------------------------------- @@ -144,13 +138,7 @@ class CI_DB_postgre_driver extends CI_DB { */ public function db_pconnect() { - $ret = @pg_pconnect($this->dsn); - if (is_resource($ret) && $this->char_set != '') - { - pg_set_client_encoding($ret, $this->char_set); - } - - return $ret; + return @pg_pconnect($this->dsn); } // -------------------------------------------------------------------- -- cgit v1.2.3-24-g4f1b From 5d93e13326b86344610cf13008726e40bef0a5b8 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Tue, 6 Mar 2012 20:36:21 +0200 Subject: Revert a comment change --- system/database/DB_driver.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'system') diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php index 1dc80a104..482a6c8f3 100644 --- a/system/database/DB_driver.php +++ b/system/database/DB_driver.php @@ -854,7 +854,7 @@ class CI_DB_driver { * Returns an object with field data * * @param string the table name - * @return mixed + * @return object */ public function field_data($table = '') { -- cgit v1.2.3-24-g4f1b From 17c1bedbab426ce383138f2bc720a1134afbe475 Mon Sep 17 00:00:00 2001 From: Jamie Rumbelow Date: Tue, 6 Mar 2012 21:30:38 +0000 Subject: Updating a couple more references to the AR class in documentation [#1061] --- system/database/DB_driver.php | 2 +- system/database/DB_query_builder.php | 40 ++++++++++++++++++------------------ 2 files changed, 21 insertions(+), 21 deletions(-) (limited to 'system') diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php index e379755ed..6a20c001a 100644 --- a/system/database/DB_driver.php +++ b/system/database/DB_driver.php @@ -1351,7 +1351,7 @@ class CI_DB_driver { // -------------------------------------------------------------------- /** - * Dummy method that allows Active Record class to be disabled + * Dummy method that allows Query Builder class to be disabled * * This function is used extensively by every db driver. * diff --git a/system/database/DB_query_builder.php b/system/database/DB_query_builder.php index ab59462b1..8cbe7d9f9 100644 --- a/system/database/DB_query_builder.php +++ b/system/database/DB_query_builder.php @@ -1058,7 +1058,7 @@ class CI_DB_query_builder extends CI_DB_driver { * * @access public * @param string the table name to select from (optional) - * @param boolean TRUE: resets AR values; FALSE: leave AR vaules alone + * @param boolean TRUE: resets QB values; FALSE: leave QB vaules alone * @return string */ public function get_compiled_select($table = '', $reset = TRUE) @@ -1286,7 +1286,7 @@ class CI_DB_query_builder extends CI_DB_driver { * * @access public * @param string the table to insert into - * @param boolean TRUE: reset AR values; FALSE: leave AR values alone + * @param boolean TRUE: reset QB values; FALSE: leave QB values alone * @return string */ public function get_compiled_insert($table = '', $reset = TRUE) @@ -1431,7 +1431,7 @@ class CI_DB_query_builder extends CI_DB_driver { * * @access public * @param string the table to update - * @param boolean TRUE: reset AR values; FALSE: leave AR values alone + * @param boolean TRUE: reset QB values; FALSE: leave QB values alone * @return string */ public function get_compiled_update($table = '', $reset = TRUE) @@ -1705,7 +1705,7 @@ class CI_DB_query_builder extends CI_DB_driver { * * @access public * @param string the table to delete from - * @param boolean TRUE: reset AR values; FALSE: leave AR values alone + * @param boolean TRUE: reset QB values; FALSE: leave QB values alone * @return string */ public function get_compiled_delete($table = '', $reset = TRUE) @@ -2039,7 +2039,7 @@ class CI_DB_query_builder extends CI_DB_driver { /** * Start Cache * - * Starts AR caching + * Starts QB caching * * @return void */ @@ -2053,7 +2053,7 @@ class CI_DB_query_builder extends CI_DB_driver { /** * Stop Cache * - * Stops AR caching + * Stops QB caching * * @return void */ @@ -2067,7 +2067,7 @@ class CI_DB_query_builder extends CI_DB_driver { /** * Flush Cache * - * Empties the AR cache + * Empties the QB cache * * @access public * @return void @@ -2075,17 +2075,17 @@ class CI_DB_query_builder extends CI_DB_driver { public function flush_cache() { $this->_reset_run(array( - 'ar_cache_select' => array(), - 'ar_cache_from' => array(), - 'ar_cache_join' => array(), - 'ar_cache_where' => array(), - 'ar_cache_like' => array(), - 'ar_cache_groupby' => array(), - 'ar_cache_having' => array(), - 'ar_cache_orderby' => array(), - 'ar_cache_set' => array(), - 'ar_cache_exists' => array(), - 'ar_cache_no_escape' => array() + 'qb_cache_select' => array(), + 'qb_cache_from' => array(), + 'qb_cache_join' => array(), + 'qb_cache_where' => array(), + 'qb_cache_like' => array(), + 'qb_cache_groupby' => array(), + 'qb_cache_having' => array(), + 'qb_cache_orderby' => array(), + 'qb_cache_set' => array(), + 'qb_cache_exists' => array(), + 'qb_cache_no_escape' => array() )); } @@ -2094,7 +2094,7 @@ class CI_DB_query_builder extends CI_DB_driver { /** * Merge Cache * - * When called, this function merges any cached AR arrays with + * When called, this function merges any cached QB arrays with * locally called ones. * * @return void @@ -2134,7 +2134,7 @@ class CI_DB_query_builder extends CI_DB_driver { /** * Reset Query Builder values. * - * Publicly-visible method to reset the AR values. + * Publicly-visible method to reset the QB values. * * @return void */ -- cgit v1.2.3-24-g4f1b From 0c09299363bb27d6a115ee1377167a6bc71e09a7 Mon Sep 17 00:00:00 2001 From: Jamie Rumbelow Date: Tue, 6 Mar 2012 22:05:16 +0000 Subject: accounting for the rename of protect_identifiers --- system/database/DB_driver.php | 4 ++-- system/database/DB_query_builder.php | 44 ++++++++++++++++++------------------ 2 files changed, 24 insertions(+), 24 deletions(-) (limited to 'system') diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php index 6a20c001a..986916964 100644 --- a/system/database/DB_driver.php +++ b/system/database/DB_driver.php @@ -74,7 +74,7 @@ class CI_DB_driver { public $cache_autodel = FALSE; public $CACHE; // The cache class object - protected $_protect_identifiers = TRUE; + protected $protect_identifiers = TRUE; protected $_reserved_identifiers = array('*'); // Identifiers that should NOT be escaped public function __construct($params) @@ -1208,7 +1208,7 @@ class CI_DB_driver { { if ( ! is_bool($protect_identifiers)) { - $protect_identifiers = $this->_protect_identifiers; + $protect_identifiers = $this->protect_identifiers; } if (is_array($item)) diff --git a/system/database/DB_query_builder.php b/system/database/DB_query_builder.php index 8cbe7d9f9..7691d5eba 100644 --- a/system/database/DB_query_builder.php +++ b/system/database/DB_query_builder.php @@ -212,7 +212,7 @@ class CI_DB_query_builder extends CI_DB_driver { $alias = $this->_create_alias_from_table(trim($select)); } - $sql = $this->_protect_identifiers($type.'('.trim($select).')').' AS '.$this->_protect_identifiers(trim($alias)); + $sql = $this->protect_identifiers($type.'('.trim($select).')').' AS '.$this->protect_identifiers(trim($alias)); $this->qb_select[] = $sql; if ($this->qb_caching === TRUE) @@ -280,7 +280,7 @@ class CI_DB_query_builder extends CI_DB_driver { $v = trim($v); $this->_track_aliases($v); - $v = $this->qb_from[] = $this->_protect_identifiers($v, TRUE, NULL, FALSE); + $v = $this->qb_from[] = $this->protect_identifiers($v, TRUE, NULL, FALSE); if ($this->qb_caching === TRUE) { @@ -294,10 +294,10 @@ class CI_DB_query_builder extends CI_DB_driver { $val = trim($val); // Extract any aliases that might exist. We use this information - // in the _protect_identifiers to know whether to add a table prefix + // in the protect_identifiers to know whether to add a table prefix $this->_track_aliases($val); - $this->qb_from[] = $val = $this->_protect_identifiers($val, TRUE, NULL, FALSE); + $this->qb_from[] = $val = $this->protect_identifiers($val, TRUE, NULL, FALSE); if ($this->qb_caching === TRUE) { @@ -339,7 +339,7 @@ class CI_DB_query_builder extends CI_DB_driver { } // Extract any aliases that might exist. We use this information - // in the _protect_identifiers to know whether to add a table prefix + // in the protect_identifiers to know whether to add a table prefix $this->_track_aliases($table); // Strip apart the condition and protect the identifiers @@ -349,7 +349,7 @@ class CI_DB_query_builder extends CI_DB_driver { } // Assemble the JOIN statement - $this->qb_join[] = $join = $type.'JOIN '.$this->_protect_identifiers($table, TRUE, NULL, FALSE).' ON '.$cond; + $this->qb_join[] = $join = $type.'JOIN '.$this->protect_identifiers($table, TRUE, NULL, FALSE).' ON '.$cond; if ($this->qb_caching === TRUE) { @@ -418,7 +418,7 @@ class CI_DB_query_builder extends CI_DB_driver { // If the escape value was not set will will base it on the global setting if ( ! is_bool($escape)) { - $escape = $this->_protect_identifiers; + $escape = $this->protect_identifiers; } foreach ($key as $k => $v) @@ -564,7 +564,7 @@ class CI_DB_query_builder extends CI_DB_driver { } $prefix = (count($this->qb_where) === 0) ? '' : $type; - $this->qb_where[] = $where_in = $prefix.$this->_protect_identifiers($key).$not.' IN ('.implode(', ', $this->qb_wherein).') '; + $this->qb_where[] = $where_in = $prefix.$this->protect_identifiers($key).$not.' IN ('.implode(', ', $this->qb_wherein).') '; if ($this->qb_caching === TRUE) { @@ -668,7 +668,7 @@ class CI_DB_query_builder extends CI_DB_driver { foreach ($field as $k => $v) { - $k = $this->_protect_identifiers($k); + $k = $this->protect_identifiers($k); $prefix = (count($this->qb_like) === 0) ? '' : $type; $v = $this->escape_like_str($v); @@ -829,7 +829,7 @@ class CI_DB_query_builder extends CI_DB_driver { if ($val != '') { - $this->qb_groupby[] = $val = $this->_protect_identifiers($val); + $this->qb_groupby[] = $val = $this->protect_identifiers($val); if ($this->qb_caching === TRUE) { @@ -1038,11 +1038,11 @@ class CI_DB_query_builder extends CI_DB_driver { { if ($escape === FALSE) { - $this->qb_set[$this->_protect_identifiers($k)] = $v; + $this->qb_set[$this->protect_identifiers($k)] = $v; } else { - $this->qb_set[$this->_protect_identifiers($k, FALSE, TRUE)] = $this->escape($v); + $this->qb_set[$this->protect_identifiers($k, FALSE, TRUE)] = $this->escape($v); } } @@ -1213,7 +1213,7 @@ class CI_DB_query_builder extends CI_DB_driver { // Batch this baby for ($i = 0, $total = count($this->qb_set); $i < $total; $i += 100) { - $this->query($this->_insert_batch($this->_protect_identifiers($table, TRUE, NULL, FALSE), $this->qb_keys, array_slice($this->qb_set, $i, 100))); + $this->query($this->_insert_batch($this->protect_identifiers($table, TRUE, NULL, FALSE), $this->qb_keys, array_slice($this->qb_set, $i, 100))); } $this->_reset_write(); @@ -1271,7 +1271,7 @@ class CI_DB_query_builder extends CI_DB_driver { foreach ($keys as $k) { - $this->qb_keys[] = $this->_protect_identifiers($k); + $this->qb_keys[] = $this->protect_identifiers($k); } return $this; @@ -1297,7 +1297,7 @@ class CI_DB_query_builder extends CI_DB_driver { } $sql = $this->_insert( - $this->_protect_identifiers( + $this->protect_identifiers( $this->qb_from[0], TRUE, NULL, FALSE ), array_keys($this->qb_set), @@ -1337,7 +1337,7 @@ class CI_DB_query_builder extends CI_DB_driver { } $sql = $this->_insert( - $this->_protect_identifiers( + $this->protect_identifiers( $this->qb_from[0], TRUE, NULL, FALSE ), array_keys($this->qb_set), @@ -1416,7 +1416,7 @@ class CI_DB_query_builder extends CI_DB_driver { $table = $this->qb_from[0]; } - $sql = $this->_replace($this->_protect_identifiers($table, TRUE, NULL, FALSE), array_keys($this->qb_set), array_values($this->qb_set)); + $sql = $this->_replace($this->protect_identifiers($table, TRUE, NULL, FALSE), array_keys($this->qb_set), array_values($this->qb_set)); $this->_reset_write(); return $this->query($sql); @@ -1444,7 +1444,7 @@ class CI_DB_query_builder extends CI_DB_driver { return FALSE; } - $sql = $this->_update($this->_protect_identifiers($this->qb_from[0], TRUE, NULL, FALSE), $this->qb_set, $this->qb_where, $this->qb_orderby, $this->qb_limit); + $sql = $this->_update($this->protect_identifiers($this->qb_from[0], TRUE, NULL, FALSE), $this->qb_set, $this->qb_where, $this->qb_orderby, $this->qb_limit); if ($reset === TRUE) { @@ -1491,7 +1491,7 @@ class CI_DB_query_builder extends CI_DB_driver { $this->limit($limit); } - $sql = $this->_update($this->_protect_identifiers($this->qb_from[0], TRUE, NULL, FALSE), $this->qb_set, $this->qb_where, $this->qb_orderby, $this->qb_limit, $this->qb_like); + $sql = $this->_update($this->protect_identifiers($this->qb_from[0], TRUE, NULL, FALSE), $this->qb_set, $this->qb_where, $this->qb_orderby, $this->qb_limit, $this->qb_like); $this->_reset_write(); return $this->query($sql); @@ -1577,7 +1577,7 @@ class CI_DB_query_builder extends CI_DB_driver { // Batch this baby for ($i = 0, $total = count($this->qb_set); $i < $total; $i += 100) { - $this->query($this->_update_batch($this->_protect_identifiers($table, TRUE, NULL, FALSE), array_slice($this->qb_set, $i, 100), $this->_protect_identifiers($index), $this->qb_where)); + $this->query($this->_update_batch($this->protect_identifiers($table, TRUE, NULL, FALSE), array_slice($this->qb_set, $i, 100), $this->protect_identifiers($index), $this->qb_where)); } $this->_reset_write(); @@ -1898,7 +1898,7 @@ class CI_DB_query_builder extends CI_DB_driver { foreach ($this->qb_select as $key => $val) { $no_escape = isset($this->qb_no_escape[$key]) ? $this->qb_no_escape[$key] : NULL; - $this->qb_select[$key] = $this->_protect_identifiers($val, FALSE, $no_escape); + $this->qb_select[$key] = $this->protect_identifiers($val, FALSE, $no_escape); } $sql .= implode(', ', $this->qb_select); @@ -2121,7 +2121,7 @@ class CI_DB_query_builder extends CI_DB_driver { // If we are "protecting identifiers" we need to examine the "from" // portion of the query to determine if there are any aliases - if ($this->_protect_identifiers === TRUE AND count($this->qb_cache_from) > 0) + if ($this->protect_identifiers === TRUE AND count($this->qb_cache_from) > 0) { $this->_track_aliases($this->qb_from); } -- cgit v1.2.3-24-g4f1b From 0cd8c798de4b99b5ad41bacdeef77a4a7b815a03 Mon Sep 17 00:00:00 2001 From: Jamie Rumbelow Date: Thu, 8 Mar 2012 12:52:24 +0000 Subject: Just the method, not the property --- system/database/DB_driver.php | 2 +- system/database/DB_query_builder.php | 4 ++-- 2 files changed, 3 insertions(+), 3 deletions(-) (limited to 'system') diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php index 986916964..9e1c605ec 100644 --- a/system/database/DB_driver.php +++ b/system/database/DB_driver.php @@ -1208,7 +1208,7 @@ class CI_DB_driver { { if ( ! is_bool($protect_identifiers)) { - $protect_identifiers = $this->protect_identifiers; + $protect_identifiers = $this->_protect_identifiers; } if (is_array($item)) diff --git a/system/database/DB_query_builder.php b/system/database/DB_query_builder.php index 7691d5eba..8979dc15b 100644 --- a/system/database/DB_query_builder.php +++ b/system/database/DB_query_builder.php @@ -418,7 +418,7 @@ class CI_DB_query_builder extends CI_DB_driver { // If the escape value was not set will will base it on the global setting if ( ! is_bool($escape)) { - $escape = $this->protect_identifiers; + $escape = $this->_protect_identifiers; } foreach ($key as $k => $v) @@ -2121,7 +2121,7 @@ class CI_DB_query_builder extends CI_DB_driver { // If we are "protecting identifiers" we need to examine the "from" // portion of the query to determine if there are any aliases - if ($this->protect_identifiers === TRUE AND count($this->qb_cache_from) > 0) + if ($this->_protect_identifiers === TRUE AND count($this->qb_cache_from) > 0) { $this->_track_aliases($this->qb_from); } -- cgit v1.2.3-24-g4f1b From bcee50ff3247dee71d83bf273e52bc10096cd48c Mon Sep 17 00:00:00 2001 From: Jamie Rumbelow Date: Thu, 8 Mar 2012 13:00:15 +0000 Subject: missed one :bomb: --- system/database/DB_driver.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'system') diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php index 9e1c605ec..6a20c001a 100644 --- a/system/database/DB_driver.php +++ b/system/database/DB_driver.php @@ -74,7 +74,7 @@ class CI_DB_driver { public $cache_autodel = FALSE; public $CACHE; // The cache class object - protected $protect_identifiers = TRUE; + protected $_protect_identifiers = TRUE; protected $_reserved_identifiers = array('*'); // Identifiers that should NOT be escaped public function __construct($params) -- cgit v1.2.3-24-g4f1b From 5e18e891a14400a96f9b4af36925457b79b62005 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Fri, 9 Mar 2012 14:25:00 +0200 Subject: Fix an eventual issue with LIKE escaping --- system/database/drivers/odbc/odbc_driver.php | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) (limited to 'system') diff --git a/system/database/drivers/odbc/odbc_driver.php b/system/database/drivers/odbc/odbc_driver.php index 01515221b..47d3a340b 100644 --- a/system/database/drivers/odbc/odbc_driver.php +++ b/system/database/drivers/odbc/odbc_driver.php @@ -232,14 +232,13 @@ class CI_DB_odbc_driver extends CI_DB { return $str; } - // ODBC doesn't require escaping $str = remove_invisible_characters($str); // escape LIKE condition wildcards if ($like === TRUE) { - return str_replace(array('%', '_', $this->_like_escape_chr), - array($this->_like_escape_chr.'%', $this->_like_escape_chr.'_', $this->_like_escape_chr.$this->_like_escape_chr), + return str_replace(array($this->_like_escape_chr, '%', '_'), + array($this->_like_escape_chr.$this->_like_escape_chr, $this->_like_escape_chr.'%', $this->_like_escape_chr.'_'), $str); } -- cgit v1.2.3-24-g4f1b From 0aa9f2e86124194cd64fde098ba7a4169625d353 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Fri, 9 Mar 2012 14:55:20 +0200 Subject: _protect_identifiers() to protect_identifier() --- system/database/drivers/sqlite3/sqlite3_driver.php | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'system') diff --git a/system/database/drivers/sqlite3/sqlite3_driver.php b/system/database/drivers/sqlite3/sqlite3_driver.php index 0db366eb3..6affb8745 100644 --- a/system/database/drivers/sqlite3/sqlite3_driver.php +++ b/system/database/drivers/sqlite3/sqlite3_driver.php @@ -303,8 +303,8 @@ class CI_DB_sqlite3_driver extends CI_DB { return 0; } - $result = $this->conn_id->querySingle($this->_count_string.$this->_protect_identifiers('numrows') - .' FROM '.$this->_protect_identifiers($table, TRUE, NULL, FALSE)); + $result = $this->conn_id->querySingle($this->_count_string.$this->protect_identifiers('numrows') + .' FROM '.$this->protect_identifiers($table, TRUE, NULL, FALSE)); return empty($result) ? 0 : (int) $result; } -- cgit v1.2.3-24-g4f1b From 20bd7bc3f9e3c370954a0abead4f87043b99e040 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Mon, 12 Mar 2012 09:26:40 +0200 Subject: Fix _limit() --- system/database/drivers/sqlite3/sqlite3_driver.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'system') diff --git a/system/database/drivers/sqlite3/sqlite3_driver.php b/system/database/drivers/sqlite3/sqlite3_driver.php index 6affb8745..ae0091cea 100644 --- a/system/database/drivers/sqlite3/sqlite3_driver.php +++ b/system/database/drivers/sqlite3/sqlite3_driver.php @@ -544,7 +544,7 @@ class CI_DB_sqlite3_driver extends CI_DB { */ protected function _limit($sql, $limit, $offset) { - return $sql.($offset ? $offset.',' : '').$limit; + return $sql.' LIMIT '.($offset ? $offset.',' : '').$limit; } // -------------------------------------------------------------------- -- cgit v1.2.3-24-g4f1b From dc3de15b02eb768cf9e0a410b0d914523d019a67 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Mon, 12 Mar 2012 15:41:49 +0200 Subject: Fix escape_str() and change _prep_query() to just return the query --- system/database/drivers/sqlite3/sqlite3_driver.php | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) (limited to 'system') diff --git a/system/database/drivers/sqlite3/sqlite3_driver.php b/system/database/drivers/sqlite3/sqlite3_driver.php index ae0091cea..ed081102b 100644 --- a/system/database/drivers/sqlite3/sqlite3_driver.php +++ b/system/database/drivers/sqlite3/sqlite3_driver.php @@ -146,7 +146,6 @@ class CI_DB_sqlite3_driver extends CI_DB { protected function _execute($sql) { // TODO: Implement use of SQLite3::querySingle(), if needed - // TODO: Use $this->_prep_query(), if needed return $this->is_write_type($sql) ? $this->conn_id->exec($sql) @@ -165,7 +164,7 @@ class CI_DB_sqlite3_driver extends CI_DB { */ protected function _prep_query($sql) { - return $this->conn_id->prepare($sql); + return $sql; } // -------------------------------------------------------------------- @@ -253,8 +252,8 @@ class CI_DB_sqlite3_driver extends CI_DB { // escape LIKE condition wildcards if ($like === TRUE) { - return str_replace(array('%', '_', $this->_like_escape_chr), - array($this->_like_escape_chr.'%', $this->_like_escape_chr.'_', $this->_like_escape_chr.$this->_like_escape_chr), + return str_replace(array($this->_like_escape_chr, '%', '_'), + array($this->_like_escape_chr.$this->_like_escape_chr, $this->_like_escape_chr.'%', $this->_like_escape_chr.'_'), $str); } -- cgit v1.2.3-24-g4f1b From 75124a53cf54f2a8c094756f9189be9159957f28 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Tue, 13 Mar 2012 12:47:58 +0200 Subject: Some comments altered --- system/helpers/smiley_helper.php | 5 ----- system/helpers/string_helper.php | 20 +++++++------------- system/helpers/text_helper.php | 29 ++++++++++------------------- 3 files changed, 17 insertions(+), 37 deletions(-) (limited to 'system') diff --git a/system/helpers/smiley_helper.php b/system/helpers/smiley_helper.php index 83fb863df..bc592f74f 100644 --- a/system/helpers/smiley_helper.php +++ b/system/helpers/smiley_helper.php @@ -43,7 +43,6 @@ * Returns the javascript required for the smiley insertion. Optionally takes * an array of aliases to loosely couple the smiley array to the view. * - * @access public * @param mixed alias name or array of alias->field_id pairs * @param string field_id if alias name was passed in * @return array @@ -125,7 +124,6 @@ EOF; * Returns an array of image tag links that can be clicked to be inserted * into a form field. * - * @access public * @param string the URL to the folder containing the smiley images * @return array */ @@ -173,7 +171,6 @@ if ( ! function_exists('get_clickable_smileys')) * * Takes a string as input and swaps any contained smileys for the actual image * - * @access public * @param string the text to be parsed * @param string the URL to the folder containing the smiley images * @return string @@ -206,7 +203,6 @@ if ( ! function_exists('parse_smileys')) * * Fetches the config/smiley.php file * - * @access private * @return mixed */ if ( ! function_exists('_get_smiley_array')) @@ -235,7 +231,6 @@ if ( ! function_exists('_get_smiley_array')) * * DEPRECATED as of version 1.7.2, use smiley_js instead * - * @access public * @param string form name * @param string field name * @return string diff --git a/system/helpers/string_helper.php b/system/helpers/string_helper.php index 6573b9a5d..a53d1b88e 100644 --- a/system/helpers/string_helper.php +++ b/system/helpers/string_helper.php @@ -48,7 +48,6 @@ * * this/that/theother * - * @access public * @param string * @return string */ @@ -67,7 +66,6 @@ if ( ! function_exists('trim_slashes')) * * Removes slashes contained in a string or in an array * - * @access public * @param mixed string or array * @return mixed string or array */ @@ -96,7 +94,6 @@ if ( ! function_exists('strip_slashes')) * * Removes single and double quotes from a string * - * @access public * @param string * @return string */ @@ -115,7 +112,6 @@ if ( ! function_exists('strip_quotes')) * * Converts single and double quotes to entities * - * @access public * @param string * @return string */ @@ -141,7 +137,6 @@ if ( ! function_exists('quotes_to_entities')) * * http://www.some-site.com/index.php * - * @access public * @param string * @return string */ @@ -166,7 +161,6 @@ if ( ! function_exists('reduce_double_slashes')) * * Fred, Bill, Joe, Jimmy * - * @access public * @param string * @param string the character you wish to reduce * @param bool TRUE/FALSE - whether to trim the character from the beginning/end @@ -188,7 +182,6 @@ if ( ! function_exists('reduce_multiples')) * * Useful for generating passwords or hashes. * - * @access public * @param string type of random string. basic, alpha, alunum, numeric, nozero, unique, md5, encrypt and sha1 * @param int number of characters * @return string @@ -219,7 +212,7 @@ if ( ! function_exists('random_string')) $pool = '123456789'; break; } - return substr(str_shuffle(str_repeat($pool, ceil($len/strlen($pool)))),0,$len); + return substr(str_shuffle(str_repeat($pool, ceil($len / strlen($pool)))), 0, $len); case 'unique': case 'md5': return md5(uniqid(mt_rand())); case 'encrypt': @@ -241,10 +234,13 @@ if ( ! function_exists('random_string')) * @param string $first Which number should be used for the first dupe increment * @return string */ -function increment_string($str, $separator = '_', $first = 1) +if ( ! function_exists('increment_string')) { - preg_match('/(.+)'.$separator.'([0-9]+)$/', $str, $match); - return isset($match[2]) ? $match[1].$separator.($match[2] + 1) : $str.$separator.$first; + function increment_string($str, $separator = '_', $first = 1) + { + preg_match('/(.+)'.$separator.'([0-9]+)$/', $str, $match); + return isset($match[2]) ? $match[1].$separator.($match[2] + 1) : $str.$separator.$first; + } } // ------------------------------------------------------------------------ @@ -254,7 +250,6 @@ function increment_string($str, $separator = '_', $first = 1) * * Allows strings to be alternated. See docs... * - * @access public * @param string (as many parameters as needed) * @return string */ @@ -279,7 +274,6 @@ if ( ! function_exists('alternator')) /** * Repeater function * - * @access public * @param string * @param int number of repeats * @return string diff --git a/system/helpers/text_helper.php b/system/helpers/text_helper.php index bddb112b2..9a56159d9 100644 --- a/system/helpers/text_helper.php +++ b/system/helpers/text_helper.php @@ -42,9 +42,8 @@ * * Limits a string to X number of words. * - * @access public * @param string - * @param integer + * @param int * @param string the end character. Usually an ellipsis * @return string */ @@ -76,9 +75,8 @@ if ( ! function_exists('word_limiter')) * Limits the string based on the character count. Preserves complete words * so the character count may not be exactly as specified. * - * @access public * @param string - * @param integer + * @param int * @param string the end character. Usually an ellipsis * @return string */ @@ -119,7 +117,6 @@ if ( ! function_exists('character_limiter')) * * Converts High ascii text and MS Word special characters to character entities * - * @access public * @param string * @return string */ @@ -182,7 +179,6 @@ if ( ! function_exists('ascii_to_entities')) * * Converts character entities back to ASCII * - * @access public * @param string * @param bool * @return string @@ -238,7 +234,6 @@ if ( ! function_exists('entities_to_ascii')) * matched words will be converted to #### or to the replacement * word you've submitted. * - * @access public * @param string the text string * @param string the array of censoered words * @param string the optional replacement value @@ -284,7 +279,6 @@ if ( ! function_exists('word_censor')) * * Colorizes code strings * - * @access public * @param string the text string * @return string */ @@ -334,7 +328,6 @@ if ( ! function_exists('highlight_code')) * * Highlights a phrase within a text string * - * @access public * @param string the text string * @param string the phrase you'd like to highlight * @param string the openging tag to precede the phrase with @@ -364,7 +357,6 @@ if ( ! function_exists('highlight_phrase')) /** * Convert Accented Foreign Characters to ASCII * - * @access public * @param string the text string * @return string */ @@ -404,9 +396,8 @@ if ( ! function_exists('convert_accented_characters')) * Anything placed between {unwrap}{/unwrap} will not be word wrapped, nor * will URLs. * - * @access public * @param string the text string - * @param integer the number of characters to wrap at + * @param int the number of characters to wrap at * @return string */ if ( ! function_exists('word_wrap')) @@ -467,8 +458,8 @@ if ( ! function_exists('word_wrap')) } // Trim the word down - $temp .= substr($line, 0, $charlim-1); - $line = substr($line, $charlim-1); + $temp .= substr($line, 0, $charlim - 1); + $line = substr($line, $charlim - 1); } // If $temp contains data it means we had to split up an over-length @@ -504,11 +495,11 @@ if ( ! function_exists('word_wrap')) * * This function will strip tags from a string, split it at its max_length and ellipsize * - * @param string string to ellipsize - * @param integer max length of string - * @param mixed int (1|0) or float, .5, .2, etc for position to split - * @param string ellipsis ; Default '...' - * @return string ellipsized string + * @param string string to ellipsize + * @param int max length of string + * @param mixed int (1|0) or float, .5, .2, etc for position to split + * @param string ellipsis ; Default '...' + * @return string ellipsized string */ if ( ! function_exists('ellipsize')) { -- cgit v1.2.3-24-g4f1b From 1b5a85671bb28cdf87ef1c32c3d926a14a9409de Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Tue, 13 Mar 2012 13:13:43 +0200 Subject: Swtich _bind_params() from private to protected --- system/database/drivers/oci8/oci8_driver.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'system') diff --git a/system/database/drivers/oci8/oci8_driver.php b/system/database/drivers/oci8/oci8_driver.php index 8e9ba9e5a..6842ec650 100644 --- a/system/database/drivers/oci8/oci8_driver.php +++ b/system/database/drivers/oci8/oci8_driver.php @@ -345,7 +345,7 @@ class CI_DB_oci8_driver extends CI_DB { * * @return void */ - private function _bind_params($params) + protected function _bind_params($params) { if ( ! is_array($params) OR ! is_resource($this->stmt_id)) { -- cgit v1.2.3-24-g4f1b From 5688d58688318cecaf9decdde014635f3a27760f Mon Sep 17 00:00:00 2001 From: Matteo Mattei Date: Tue, 13 Mar 2012 19:29:29 +0100 Subject: Add support for buffer string email attachment. --- system/libraries/Email.php | 58 +++++++++++++++++++++++++++++++++++----------- 1 file changed, 44 insertions(+), 14 deletions(-) (limited to 'system') diff --git a/system/libraries/Email.php b/system/libraries/Email.php index f30fe40b6..aec4957de 100644 --- a/system/libraries/Email.php +++ b/system/libraries/Email.php @@ -83,6 +83,8 @@ class CI_Email { protected $_attach_name = array(); protected $_attach_type = array(); protected $_attach_disp = array(); + protected $_attach_source = array(); + protected $_attach_content = array(); protected $_protocols = array('mail', 'sendmail', 'smtp'); protected $_base_charsets = array('us-ascii', 'iso-2022-'); // 7-bit charsets (excluding language suffix) protected $_bit_depths = array('7bit', '8bit'); @@ -171,6 +173,8 @@ class CI_Email { $this->_attach_name = array(); $this->_attach_type = array(); $this->_attach_disp = array(); + $this->_attach_source = array(); + $this->_attach_content = array(); } return $this; @@ -411,6 +415,23 @@ class CI_Email { $this->_attach_name[] = array($filename, $newname); $this->_attach_type[] = $this->_mime_types(pathinfo($filename, PATHINFO_EXTENSION)); $this->_attach_disp[] = empty($disposition) ? 'attachment' : $disposition; // Can also be 'inline' Not sure if it matters + $this->_attach_source[] = 'file'; + return $this; + } + + /** + * Assign string attachments + * + * @param string + * @return object + */ + public function string_attach($str, $filename, $mime, $disposition = 'attachment') + { + $this->_attach_name[] = $filename; + $this->_attach_type[] = $mime; + $this->_attach_disp[] = $disposition; // Can also be 'inline' Not sure if it matters + $this->_attach_source[] = 'string'; + $this->_attach_content[] = $str; return $this; } @@ -1048,29 +1069,38 @@ class CI_Email { $filename = $this->_attach_name[$i][0]; $basename = (is_null($this->_attach_name[$i][1])) ? basename($filename) : $this->_attach_name[$i][1]; $ctype = $this->_attach_type[$i]; + $file_content = ''; - if ( ! file_exists($filename)) + if($this->_attach_source[$i] == 'file') { - $this->_set_error_message('lang:email_attachment_missing', $filename); - return FALSE; - } + if ( ! file_exists($filename)) + { + $this->_set_error_message('lang:email_attachment_missing', $filename); + return FALSE; + } + $file = filesize($filename) +1; + + if ( ! $fp = fopen($filename, FOPEN_READ)) + { + $this->_set_error_message('lang:email_attachment_unreadable', $filename); + return FALSE; + } + + $file_content = fread($fp, $file); + fclose($fp); + } + else + { + $file_content =& $this->_attach_content[$i]; + } $attachment[$z++] = "--".$this->_atc_boundary.$this->newline . "Content-type: ".$ctype."; " . "name=\"".$basename."\"".$this->newline . "Content-Disposition: ".$this->_attach_disp[$i].";".$this->newline . "Content-Transfer-Encoding: base64".$this->newline; - $file = filesize($filename) +1; - - if ( ! $fp = fopen($filename, FOPEN_READ)) - { - $this->_set_error_message('lang:email_attachment_unreadable', $filename); - return FALSE; - } - - $attachment[$z++] = chunk_split(base64_encode(fread($fp, $file))); - fclose($fp); + $attachment[$z++] = chunk_split(base64_encode($file_content)); } $body .= implode($this->newline, $attachment).$this->newline."--".$this->_atc_boundary."--"; -- cgit v1.2.3-24-g4f1b From 5a98a3dda56f6167f8241a7bc7d1c8784d98ccf9 Mon Sep 17 00:00:00 2001 From: Matteo Mattei Date: Thu, 15 Mar 2012 12:00:44 +0100 Subject: Email class: move string_attach() to attach() and add documentation --- system/libraries/Email.php | 24 +++--------------------- 1 file changed, 3 insertions(+), 21 deletions(-) (limited to 'system') diff --git a/system/libraries/Email.php b/system/libraries/Email.php index aec4957de..df03eaaf6 100644 --- a/system/libraries/Email.php +++ b/system/libraries/Email.php @@ -83,7 +83,6 @@ class CI_Email { protected $_attach_name = array(); protected $_attach_type = array(); protected $_attach_disp = array(); - protected $_attach_source = array(); protected $_attach_content = array(); protected $_protocols = array('mail', 'sendmail', 'smtp'); protected $_base_charsets = array('us-ascii', 'iso-2022-'); // 7-bit charsets (excluding language suffix) @@ -173,7 +172,6 @@ class CI_Email { $this->_attach_name = array(); $this->_attach_type = array(); $this->_attach_disp = array(); - $this->_attach_source = array(); $this->_attach_content = array(); } @@ -410,27 +408,11 @@ class CI_Email { * @param string * @return object */ - public function attach($filename, $disposition = '', $newname = NULL) + public function attach($filename, $str = '', $mime = '', $disposition = '', $newname = NULL) { $this->_attach_name[] = array($filename, $newname); - $this->_attach_type[] = $this->_mime_types(pathinfo($filename, PATHINFO_EXTENSION)); + $this->_attach_type[] = ($mime === '') ? $this->_mime_types(pathinfo($filename, PATHINFO_EXTENSION)) : $mime; $this->_attach_disp[] = empty($disposition) ? 'attachment' : $disposition; // Can also be 'inline' Not sure if it matters - $this->_attach_source[] = 'file'; - return $this; - } - - /** - * Assign string attachments - * - * @param string - * @return object - */ - public function string_attach($str, $filename, $mime, $disposition = 'attachment') - { - $this->_attach_name[] = $filename; - $this->_attach_type[] = $mime; - $this->_attach_disp[] = $disposition; // Can also be 'inline' Not sure if it matters - $this->_attach_source[] = 'string'; $this->_attach_content[] = $str; return $this; } @@ -1071,7 +1053,7 @@ class CI_Email { $ctype = $this->_attach_type[$i]; $file_content = ''; - if($this->_attach_source[$i] == 'file') + if ($this->_attach_content[$i] === '') { if ( ! file_exists($filename)) { -- cgit v1.2.3-24-g4f1b From df59c687a2243142e6da9d7b904523a1b91ca09b Mon Sep 17 00:00:00 2001 From: Matteo Mattei Date: Thu, 15 Mar 2012 16:03:58 +0100 Subject: Email class: adjust documentation and make the code backward compatible --- system/libraries/Email.php | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'system') diff --git a/system/libraries/Email.php b/system/libraries/Email.php index df03eaaf6..7320ea566 100644 --- a/system/libraries/Email.php +++ b/system/libraries/Email.php @@ -408,10 +408,10 @@ class CI_Email { * @param string * @return object */ - public function attach($filename, $str = '', $mime = '', $disposition = '', $newname = NULL) + public function attach($filename, $disposition = '', $str = '', $mime = '', $newname = NULL) { $this->_attach_name[] = array($filename, $newname); - $this->_attach_type[] = ($mime === '') ? $this->_mime_types(pathinfo($filename, PATHINFO_EXTENSION)) : $mime; + $this->_attach_type[] = ($mime == '') ? $this->_mime_types(pathinfo($filename, PATHINFO_EXTENSION)) : $mime; $this->_attach_disp[] = empty($disposition) ? 'attachment' : $disposition; // Can also be 'inline' Not sure if it matters $this->_attach_content[] = $str; return $this; -- cgit v1.2.3-24-g4f1b From fead0550fcef5681a8a031433232c03b9cc1218d Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Tue, 20 Mar 2012 15:23:06 +0200 Subject: Remove EOF newlines --- system/database/drivers/cubrid/cubrid_forge.php | 2 +- system/database/drivers/cubrid/cubrid_result.php | 2 +- system/database/drivers/cubrid/cubrid_utility.php | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-) (limited to 'system') diff --git a/system/database/drivers/cubrid/cubrid_forge.php b/system/database/drivers/cubrid/cubrid_forge.php index f0d9804cc..6b8097370 100644 --- a/system/database/drivers/cubrid/cubrid_forge.php +++ b/system/database/drivers/cubrid/cubrid_forge.php @@ -254,4 +254,4 @@ class CI_DB_cubrid_forge extends CI_DB_forge { } /* End of file cubrid_forge.php */ -/* Location: ./system/database/drivers/cubrid/cubrid_forge.php */ +/* Location: ./system/database/drivers/cubrid/cubrid_forge.php */ \ No newline at end of file diff --git a/system/database/drivers/cubrid/cubrid_result.php b/system/database/drivers/cubrid/cubrid_result.php index b954345c3..f891968d7 100644 --- a/system/database/drivers/cubrid/cubrid_result.php +++ b/system/database/drivers/cubrid/cubrid_result.php @@ -167,4 +167,4 @@ class CI_DB_cubrid_result extends CI_DB_result { } /* End of file cubrid_result.php */ -/* Location: ./system/database/drivers/cubrid/cubrid_result.php */ +/* Location: ./system/database/drivers/cubrid/cubrid_result.php */ \ No newline at end of file diff --git a/system/database/drivers/cubrid/cubrid_utility.php b/system/database/drivers/cubrid/cubrid_utility.php index c7c02a518..ead54f094 100644 --- a/system/database/drivers/cubrid/cubrid_utility.php +++ b/system/database/drivers/cubrid/cubrid_utility.php @@ -99,4 +99,4 @@ class CI_DB_cubrid_utility extends CI_DB_utility { } /* End of file cubrid_utility.php */ -/* Location: ./system/database/drivers/cubrid/cubrid_utility.php */ +/* Location: ./system/database/drivers/cubrid/cubrid_utility.php */ \ No newline at end of file -- cgit v1.2.3-24-g4f1b From 135efb258559114bccd43a5f486efc3d14797fda Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Tue, 20 Mar 2012 15:30:56 +0200 Subject: Remove EOF newlines --- system/database/drivers/postgre/postgre_driver.php | 2 +- system/database/drivers/postgre/postgre_forge.php | 2 +- system/database/drivers/postgre/postgre_result.php | 2 +- system/database/drivers/postgre/postgre_utility.php | 2 +- 4 files changed, 4 insertions(+), 4 deletions(-) (limited to 'system') diff --git a/system/database/drivers/postgre/postgre_driver.php b/system/database/drivers/postgre/postgre_driver.php index ab561add4..9680b3d96 100644 --- a/system/database/drivers/postgre/postgre_driver.php +++ b/system/database/drivers/postgre/postgre_driver.php @@ -686,4 +686,4 @@ class CI_DB_postgre_driver extends CI_DB { } /* End of file postgre_driver.php */ -/* Location: ./system/database/drivers/postgre/postgre_driver.php */ +/* Location: ./system/database/drivers/postgre/postgre_driver.php */ \ No newline at end of file diff --git a/system/database/drivers/postgre/postgre_forge.php b/system/database/drivers/postgre/postgre_forge.php index c98116ab6..ab9c95b89 100644 --- a/system/database/drivers/postgre/postgre_forge.php +++ b/system/database/drivers/postgre/postgre_forge.php @@ -273,4 +273,4 @@ class CI_DB_postgre_forge extends CI_DB_forge { } /* End of file postgre_forge.php */ -/* Location: ./system/database/drivers/postgre/postgre_forge.php */ +/* Location: ./system/database/drivers/postgre/postgre_forge.php */ \ No newline at end of file diff --git a/system/database/drivers/postgre/postgre_result.php b/system/database/drivers/postgre/postgre_result.php index 20c575fd8..394b8b6fd 100644 --- a/system/database/drivers/postgre/postgre_result.php +++ b/system/database/drivers/postgre/postgre_result.php @@ -166,4 +166,4 @@ class CI_DB_postgre_result extends CI_DB_result { } /* End of file postgre_result.php */ -/* Location: ./system/database/drivers/postgre/postgre_result.php */ +/* Location: ./system/database/drivers/postgre/postgre_result.php */ \ No newline at end of file diff --git a/system/database/drivers/postgre/postgre_utility.php b/system/database/drivers/postgre/postgre_utility.php index d2c0079c6..cf29201ff 100644 --- a/system/database/drivers/postgre/postgre_utility.php +++ b/system/database/drivers/postgre/postgre_utility.php @@ -86,4 +86,4 @@ class CI_DB_postgre_utility extends CI_DB_utility { } /* End of file postgre_utility.php */ -/* Location: ./system/database/drivers/postgre/postgre_utility.php */ +/* Location: ./system/database/drivers/postgre/postgre_utility.php */ \ No newline at end of file -- cgit v1.2.3-24-g4f1b From 19aee036c7b9ebc8919dd4d076dfd60fd50bd26f Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Tue, 20 Mar 2012 15:31:42 +0200 Subject: Remove EOF newlines --- system/database/drivers/odbc/odbc_driver.php | 2 +- system/database/drivers/odbc/odbc_forge.php | 2 +- system/database/drivers/odbc/odbc_result.php | 2 +- system/database/drivers/odbc/odbc_utility.php | 2 +- 4 files changed, 4 insertions(+), 4 deletions(-) (limited to 'system') diff --git a/system/database/drivers/odbc/odbc_driver.php b/system/database/drivers/odbc/odbc_driver.php index d0ad5a832..a7da487b8 100644 --- a/system/database/drivers/odbc/odbc_driver.php +++ b/system/database/drivers/odbc/odbc_driver.php @@ -549,4 +549,4 @@ class CI_DB_odbc_driver extends CI_DB { } /* End of file odbc_driver.php */ -/* Location: ./system/database/drivers/odbc/odbc_driver.php */ +/* Location: ./system/database/drivers/odbc/odbc_driver.php */ \ No newline at end of file diff --git a/system/database/drivers/odbc/odbc_forge.php b/system/database/drivers/odbc/odbc_forge.php index 162cef48c..26ff9a0fb 100644 --- a/system/database/drivers/odbc/odbc_forge.php +++ b/system/database/drivers/odbc/odbc_forge.php @@ -206,4 +206,4 @@ class CI_DB_odbc_forge extends CI_DB_forge { } /* End of file odbc_forge.php */ -/* Location: ./system/database/drivers/odbc/odbc_forge.php */ +/* Location: ./system/database/drivers/odbc/odbc_forge.php */ \ No newline at end of file diff --git a/system/database/drivers/odbc/odbc_result.php b/system/database/drivers/odbc/odbc_result.php index 04a7463a4..36473fc7e 100644 --- a/system/database/drivers/odbc/odbc_result.php +++ b/system/database/drivers/odbc/odbc_result.php @@ -313,4 +313,4 @@ class CI_DB_odbc_result extends CI_DB_result { } /* End of file odbc_result.php */ -/* Location: ./system/database/drivers/odbc/odbc_result.php */ +/* Location: ./system/database/drivers/odbc/odbc_result.php */ \ No newline at end of file diff --git a/system/database/drivers/odbc/odbc_utility.php b/system/database/drivers/odbc/odbc_utility.php index eab636122..f57ebdc9a 100644 --- a/system/database/drivers/odbc/odbc_utility.php +++ b/system/database/drivers/odbc/odbc_utility.php @@ -94,4 +94,4 @@ class CI_DB_odbc_utility extends CI_DB_utility { } /* End of file odbc_utility.php */ -/* Location: ./system/database/drivers/odbc/odbc_utility.php */ +/* Location: ./system/database/drivers/odbc/odbc_utility.php */ \ No newline at end of file -- cgit v1.2.3-24-g4f1b From 65b568fcd444fbeaf6fa9130289c254e34e5bbbd Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Tue, 20 Mar 2012 15:33:15 +0200 Subject: Remove EOF newlines --- system/database/DB.php | 2 +- system/database/DB_driver.php | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) (limited to 'system') diff --git a/system/database/DB.php b/system/database/DB.php index 8f9cb3743..e9d70ccc2 100755 --- a/system/database/DB.php +++ b/system/database/DB.php @@ -161,4 +161,4 @@ function &DB($params = '', $active_record_override = NULL) } /* End of file DB.php */ -/* Location: ./system/database/DB.php */ +/* Location: ./system/database/DB.php */ \ No newline at end of file diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php index 73f3e44d7..7fc569e9a 100644 --- a/system/database/DB_driver.php +++ b/system/database/DB_driver.php @@ -1327,4 +1327,4 @@ class CI_DB_driver { } /* End of file DB_driver.php */ -/* Location: ./system/database/DB_driver.php */ +/* Location: ./system/database/DB_driver.php */ \ No newline at end of file -- cgit v1.2.3-24-g4f1b From 35bbb1ab4f7ee09d75fb407c6d9d9637b4404698 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Tue, 20 Mar 2012 15:33:55 +0200 Subject: Remove EOF newlines --- system/database/DB.php | 2 +- system/database/DB_driver.php | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) (limited to 'system') diff --git a/system/database/DB.php b/system/database/DB.php index be6ee9c2f..7c12e562b 100755 --- a/system/database/DB.php +++ b/system/database/DB.php @@ -161,4 +161,4 @@ function &DB($params = '', $active_record_override = NULL) } /* End of file DB.php */ -/* Location: ./system/database/DB.php */ +/* Location: ./system/database/DB.php */ \ No newline at end of file diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php index 162d3bbb2..1fce76cb5 100644 --- a/system/database/DB_driver.php +++ b/system/database/DB_driver.php @@ -1327,4 +1327,4 @@ class CI_DB_driver { } /* End of file DB_driver.php */ -/* Location: ./system/database/DB_driver.php */ +/* Location: ./system/database/DB_driver.php */ \ No newline at end of file -- cgit v1.2.3-24-g4f1b From e79a3b134bb5268106d550934808dd9e404ca515 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Tue, 20 Mar 2012 15:41:22 +0200 Subject: Remove EOF newlines --- system/helpers/smiley_helper.php | 2 +- system/helpers/string_helper.php | 2 +- system/helpers/text_helper.php | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-) (limited to 'system') diff --git a/system/helpers/smiley_helper.php b/system/helpers/smiley_helper.php index bc592f74f..638100e9c 100644 --- a/system/helpers/smiley_helper.php +++ b/system/helpers/smiley_helper.php @@ -251,4 +251,4 @@ EOF; } /* End of file smiley_helper.php */ -/* Location: ./system/helpers/smiley_helper.php */ +/* Location: ./system/helpers/smiley_helper.php */ \ No newline at end of file diff --git a/system/helpers/string_helper.php b/system/helpers/string_helper.php index a53d1b88e..e570d5d01 100644 --- a/system/helpers/string_helper.php +++ b/system/helpers/string_helper.php @@ -287,4 +287,4 @@ if ( ! function_exists('repeater')) } /* End of file string_helper.php */ -/* Location: ./system/helpers/string_helper.php */ +/* Location: ./system/helpers/string_helper.php */ \ No newline at end of file diff --git a/system/helpers/text_helper.php b/system/helpers/text_helper.php index 9a56159d9..daf31c3d6 100644 --- a/system/helpers/text_helper.php +++ b/system/helpers/text_helper.php @@ -531,4 +531,4 @@ if ( ! function_exists('ellipsize')) } /* End of file text_helper.php */ -/* Location: ./system/helpers/text_helper.php */ +/* Location: ./system/helpers/text_helper.php */ \ No newline at end of file -- cgit v1.2.3-24-g4f1b From f944d3b50ad589aeb78fe04ceef9ebfe4c3bd692 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Tue, 20 Mar 2012 22:12:55 +0200 Subject: Remove unused _prep_query() method --- system/database/drivers/sqlite3/sqlite3_driver.php | 17 +---------------- system/database/drivers/sqlite3/sqlite3_forge.php | 2 +- system/database/drivers/sqlite3/sqlite3_result.php | 4 ++-- system/database/drivers/sqlite3/sqlite3_utility.php | 3 ++- 4 files changed, 6 insertions(+), 20 deletions(-) (limited to 'system') diff --git a/system/database/drivers/sqlite3/sqlite3_driver.php b/system/database/drivers/sqlite3/sqlite3_driver.php index ed081102b..a3f5191b4 100644 --- a/system/database/drivers/sqlite3/sqlite3_driver.php +++ b/system/database/drivers/sqlite3/sqlite3_driver.php @@ -154,21 +154,6 @@ class CI_DB_sqlite3_driver extends CI_DB { // -------------------------------------------------------------------- - /** - * Prep the query - * - * If needed, each database adapter can prep the query string - * - * @param string an SQL query - * @return string - */ - protected function _prep_query($sql) - { - return $sql; - } - - // -------------------------------------------------------------------- - /** * Begin Transaction * @@ -561,4 +546,4 @@ class CI_DB_sqlite3_driver extends CI_DB { } /* End of file sqlite3_driver.php */ -/* Location: ./system/database/drivers/sqlite3/sqlite3_driver.php */ +/* Location: ./system/database/drivers/sqlite3/sqlite3_driver.php */ \ No newline at end of file diff --git a/system/database/drivers/sqlite3/sqlite3_forge.php b/system/database/drivers/sqlite3/sqlite3_forge.php index 68da7627e..254db21d8 100644 --- a/system/database/drivers/sqlite3/sqlite3_forge.php +++ b/system/database/drivers/sqlite3/sqlite3_forge.php @@ -220,4 +220,4 @@ class CI_DB_sqlite3_forge extends CI_DB_forge { } /* End of file sqlite3_forge.php */ -/* Location: ./system/database/drivers/sqlite3/sqlite3_forge.php */ +/* Location: ./system/database/drivers/sqlite3/sqlite3_forge.php */ \ No newline at end of file diff --git a/system/database/drivers/sqlite3/sqlite3_result.php b/system/database/drivers/sqlite3/sqlite3_result.php index c88696328..ddf59dbd0 100644 --- a/system/database/drivers/sqlite3/sqlite3_result.php +++ b/system/database/drivers/sqlite3/sqlite3_result.php @@ -607,7 +607,7 @@ class CI_DB_sqlite3_result extends CI_DB_result { * * @return array */ - public function _data_seek($n = 0) + protected function _data_seek($n = 0) { // Only resetting to the start of the result set is supported return $this->result_id->reset(); @@ -616,4 +616,4 @@ class CI_DB_sqlite3_result extends CI_DB_result { } /* End of file sqlite3_result.php */ -/* Location: ./system/database/drivers/sqlite3/sqlite3_result.php */ +/* Location: ./system/database/drivers/sqlite3/sqlite3_result.php */ \ No newline at end of file diff --git a/system/database/drivers/sqlite3/sqlite3_utility.php b/system/database/drivers/sqlite3/sqlite3_utility.php index bc9898ee4..a4dc875e1 100644 --- a/system/database/drivers/sqlite3/sqlite3_utility.php +++ b/system/database/drivers/sqlite3/sqlite3_utility.php @@ -96,7 +96,8 @@ class CI_DB_sqlite3_utility extends CI_DB_utility { // Not supported return $this->db->display_error('db_unsuported_feature'); } + } /* End of file sqlite3_utility.php */ -/* Location: ./system/database/drivers/sqlite3/sqlite3_utility.php */ +/* Location: ./system/database/drivers/sqlite3/sqlite3_utility.php */ \ No newline at end of file -- cgit v1.2.3-24-g4f1b From 0fd760e9765ea6785b4bd59d65365a079717ca6a Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Fri, 23 Mar 2012 16:10:01 +0200 Subject: Remove no longer needed reconnect() method --- system/database/drivers/sqlite3/sqlite3_driver.php | 15 --------------- 1 file changed, 15 deletions(-) (limited to 'system') diff --git a/system/database/drivers/sqlite3/sqlite3_driver.php b/system/database/drivers/sqlite3/sqlite3_driver.php index a3f5191b4..39d1e2141 100644 --- a/system/database/drivers/sqlite3/sqlite3_driver.php +++ b/system/database/drivers/sqlite3/sqlite3_driver.php @@ -91,21 +91,6 @@ class CI_DB_sqlite3_driver extends CI_DB { // -------------------------------------------------------------------- - /** - * Reconnect - * - * Keep / reestablish the db connection if no queries have been - * sent for a length of time exceeding the server's idle timeout - * - * @return void - */ - public function reconnect() - { - // Not supported - } - - // -------------------------------------------------------------------- - /** * Select the database * -- cgit v1.2.3-24-g4f1b From c3b36f4c6b8e8b15c96d6653ebdf07c76eb57d9e Mon Sep 17 00:00:00 2001 From: Matteo Mattei Date: Mon, 26 Mar 2012 10:27:17 +0200 Subject: Centralize handling of attach() function for both real file and buffer string. Update documentation. --- system/libraries/Email.php | 10 ++++------ 1 file changed, 4 insertions(+), 6 deletions(-) (limited to 'system') diff --git a/system/libraries/Email.php b/system/libraries/Email.php index 7320ea566..7429035f8 100644 --- a/system/libraries/Email.php +++ b/system/libraries/Email.php @@ -83,7 +83,6 @@ class CI_Email { protected $_attach_name = array(); protected $_attach_type = array(); protected $_attach_disp = array(); - protected $_attach_content = array(); protected $_protocols = array('mail', 'sendmail', 'smtp'); protected $_base_charsets = array('us-ascii', 'iso-2022-'); // 7-bit charsets (excluding language suffix) protected $_bit_depths = array('7bit', '8bit'); @@ -172,7 +171,6 @@ class CI_Email { $this->_attach_name = array(); $this->_attach_type = array(); $this->_attach_disp = array(); - $this->_attach_content = array(); } return $this; @@ -408,12 +406,11 @@ class CI_Email { * @param string * @return object */ - public function attach($filename, $disposition = '', $str = '', $mime = '', $newname = NULL) + public function attach($filename, $disposition = '', $newname = NULL, $mime = '') { $this->_attach_name[] = array($filename, $newname); - $this->_attach_type[] = ($mime == '') ? $this->_mime_types(pathinfo($filename, PATHINFO_EXTENSION)) : $mime; $this->_attach_disp[] = empty($disposition) ? 'attachment' : $disposition; // Can also be 'inline' Not sure if it matters - $this->_attach_content[] = $str; + $this->_attach_type[] = $mime; return $this; } @@ -1053,7 +1050,7 @@ class CI_Email { $ctype = $this->_attach_type[$i]; $file_content = ''; - if ($this->_attach_content[$i] === '') + if ($this->_attach_type[$i] == '') { if ( ! file_exists($filename)) { @@ -1069,6 +1066,7 @@ class CI_Email { return FALSE; } + $ctype = $this->_mime_types(pathinfo($filename, PATHINFO_EXTENSION)); $file_content = fread($fp, $file); fclose($fp); } -- cgit v1.2.3-24-g4f1b From a11b16b1af42bbb4ffbc15eeee50a3d3ceb402d5 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Wed, 28 Mar 2012 12:22:04 +0300 Subject: Fix a CI_Loader::_ci_load_class() bug --- system/core/Loader.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'system') diff --git a/system/core/Loader.php b/system/core/Loader.php index 976a5a575..027ed20e5 100644 --- a/system/core/Loader.php +++ b/system/core/Loader.php @@ -1111,7 +1111,7 @@ class CI_Loader { } else { - $CI->$classvar = new $name; + $CI->$classvar = new $name(); } } -- cgit v1.2.3-24-g4f1b From 3b2587e1559d2cbe751d04f801f999ef3fa4e74c Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Wed, 28 Mar 2012 13:39:34 +0300 Subject: Added random ordering support for MSSQL and SQLSRV drivers and removed an unused method --- system/database/drivers/mssql/mssql_driver.php | 4 ++-- system/database/drivers/sqlsrv/sqlsrv_driver.php | 29 +++++------------------- 2 files changed, 8 insertions(+), 25 deletions(-) (limited to 'system') diff --git a/system/database/drivers/mssql/mssql_driver.php b/system/database/drivers/mssql/mssql_driver.php index 912808631..81af6cd72 100644 --- a/system/database/drivers/mssql/mssql_driver.php +++ b/system/database/drivers/mssql/mssql_driver.php @@ -52,10 +52,10 @@ class CI_DB_mssql_driver extends CI_DB { /** * The syntax to count rows is slightly different across different * database engines, so this string appears in each driver and is - * used for the count_all() and count_all_results() functions. + * used for the count_all() and count_all_results() methods. */ protected $_count_string = 'SELECT COUNT(*) AS '; - protected $_random_keyword = ' ASC'; // not currently supported + protected $_random_keyword = ' NEWID()'; /** * Non-persistent database connection diff --git a/system/database/drivers/sqlsrv/sqlsrv_driver.php b/system/database/drivers/sqlsrv/sqlsrv_driver.php index 9f2f88699..bb4f009bc 100644 --- a/system/database/drivers/sqlsrv/sqlsrv_driver.php +++ b/system/database/drivers/sqlsrv/sqlsrv_driver.php @@ -55,7 +55,7 @@ class CI_DB_sqlsrv_driver extends CI_DB { * used for the count_all() and count_all_results() functions. */ protected $_count_string = 'SELECT COUNT(*) AS '; - protected $_random_keyword = ' ASC'; // not currently supported + protected $_random_keyword = ' NEWID()'; // not currently supported /** * Non-persistent database connection @@ -68,12 +68,12 @@ class CI_DB_sqlsrv_driver extends CI_DB { $character_set = (0 === strcasecmp('utf8', $this->char_set)) ? 'UTF-8' : $this->char_set; $connection = array( - 'UID' => empty($this->username) ? '' : $this->username, - 'PWD' => empty($this->password) ? '' : $this->password, - 'Database' => $this->database, - 'ConnectionPooling' => $pooling ? 1 : 0, + 'UID' => empty($this->username) ? '' : $this->username, + 'PWD' => empty($this->password) ? '' : $this->password, + 'Database' => $this->database, + 'ConnectionPooling' => $pooling ? 1 : 0, 'CharacterSet' => $character_set, - 'ReturnDatesAsStrings' => 1 + 'ReturnDatesAsStrings' => 1 ); // If the username and password are both empty, assume this is a @@ -258,23 +258,6 @@ class CI_DB_sqlsrv_driver extends CI_DB { // -------------------------------------------------------------------- - /** - * Parse major version - * - * Grabs the major version number from the - * database server version string passed in. - * - * @param string $version - * @return int major version number - */ - protected function _parse_major_version($version) - { - preg_match('/([0-9]+)\.([0-9]+)\.([0-9]+)/', $version, $ver_info); - return $ver_info[1]; // return the major version b/c that's all we're interested in. - } - - // -------------------------------------------------------------------- - /** * Database version number * -- cgit v1.2.3-24-g4f1b From 8f50b6b36cb743be8b70809279e501c20b8e38e2 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Wed, 28 Mar 2012 14:12:09 +0300 Subject: Some minor style changes in the XMLRPC class --- system/libraries/Xmlrpc.php | 57 +++++++++++++++++++-------------------------- 1 file changed, 24 insertions(+), 33 deletions(-) (limited to 'system') diff --git a/system/libraries/Xmlrpc.php b/system/libraries/Xmlrpc.php index 32e2e523b..b6e6c810d 100644 --- a/system/libraries/Xmlrpc.php +++ b/system/libraries/Xmlrpc.php @@ -136,10 +136,9 @@ class CI_Xmlrpc { $this->initialize($config); - log_message('debug', "XML-RPC Class Initialized"); + log_message('debug', 'XML-RPC Class Initialized'); } - //------------------------------------- // Initialize Prefs //------------------------------------- @@ -163,7 +162,7 @@ class CI_Xmlrpc { // Take URL and parse it //------------------------------------- - public function server($url, $port=80) + public function server($url, $port = 80) { if (strpos($url, 'http') !== 0) { @@ -172,9 +171,9 @@ class CI_Xmlrpc { $parts = parse_url($url); - $path = ( ! isset($parts['path'])) ? '/' : $parts['path']; + $path = isset($parts['path']) ? $parts['path'] : '/'; - if (isset($parts['query']) && $parts['query'] != '') + if ( ! empty($parts['query'])) { $path .= '?'.$parts['query']; } @@ -244,7 +243,7 @@ class CI_Xmlrpc { { if (is_array($value) && array_key_exists(0, $value)) { - if ( ! isset($value[1]) OR ( ! isset($this->xmlrpcTypes[$value[1]]))) + if ( ! isset($value[1], $this->xmlrpcTypes[$value[1]])) { $temp = new XML_RPC_Values($value[0], (is_array($value[0]) ? 'array' : 'string')); } @@ -337,7 +336,6 @@ class CI_Xmlrpc { } // END XML_RPC Class - /** * XML-RPC Client class * @@ -355,7 +353,7 @@ class XML_RPC_Client extends CI_Xmlrpc public $timeout = 5; public $no_multicall = FALSE; - public function __construct($path, $server, $port=80) + public function __construct($path, $server, $port = 80) { parent::__construct(); @@ -383,7 +381,7 @@ class XML_RPC_Client extends CI_Xmlrpc if ( ! is_resource($fp)) { error_log($this->xmlrpcstr['http_error']); - $r = new XML_RPC_Response(0, $this->xmlrpcerr['http_error'],$this->xmlrpcstr['http_error']); + $r = new XML_RPC_Response(0, $this->xmlrpcerr['http_error'], $this->xmlrpcstr['http_error']); return $r; } @@ -394,12 +392,12 @@ class XML_RPC_Client extends CI_Xmlrpc } $r = "\r\n"; - $op = "POST {$this->path} HTTP/1.0$r" - . "Host: {$this->server}$r" - . "Content-Type: text/xml$r" - . "User-Agent: {$this->xmlrpcName}$r" - . "Content-Length: ".strlen($msg->payload)."$r$r" - . $msg->payload; + $op = 'POST '.$this->path.' HTTP/1.0'.$r + .'Host: '.$this->server.$r + .'Content-Type: text/xml'.$r + .'User-Agent: '.$this->xmlrpcName.$r + .'Content-Length: '.strlen($msg->payload).$r.$r + .$msg->payload; if ( ! fputs($fp, $op, strlen($op))) @@ -446,10 +444,10 @@ class XML_RPC_Response $this->errstr = htmlspecialchars($fstr, ENT_XML1 | ENT_NOQUOTES, 'UTF-8'); } } - else if ( ! is_object($val)) + elseif ( ! is_object($val)) { // programmer error, not an object - error_log("Invalid type '" . gettype($val) . "' (value: $val) passed to XML_RPC_Response. Defaulting to empty value."); + error_log("Invalid type '".gettype($val)."' (value: ".$val.') passed to XML_RPC_Response. Defaulting to empty value.'); $this->val = new XML_RPC_Values(); } else @@ -532,8 +530,6 @@ class XML_RPC_Response return $result; } - - //------------------------------------- // XML-RPC Object to PHP Types //------------------------------------- @@ -571,7 +567,6 @@ class XML_RPC_Response } } - //------------------------------------- // ISO-8601 time to server or UTC time //------------------------------------- @@ -605,7 +600,7 @@ class XML_RPC_Message extends CI_Xmlrpc public $params = array(); public $xh = array(); - public function __construct($method, $pars=0) + public function __construct($method, $pars = 0) { parent::__construct(); @@ -681,7 +676,7 @@ class XML_RPC_Message extends CI_Xmlrpc if (strncmp($data, 'HTTP', 4) === 0 && ! preg_match('/^HTTP\/[0-9\.]+ 200 /', $data)) { $errstr= substr($data, 0, strpos($data, "\n")-1); - $r = new XML_RPC_Response(0, $this->xmlrpcerr['http_error'], $this->xmlrpcstr['http_error']. ' (' . $errstr . ')'); + $r = new XML_RPC_Response(0, $this->xmlrpcerr['http_error'], $this->xmlrpcstr['http_error'].' (' . $errstr . ')'); return $r; } @@ -706,7 +701,6 @@ class XML_RPC_Message extends CI_Xmlrpc xml_set_character_data_handler($parser, 'character_data'); //xml_set_default_handler($parser, 'default_handler'); - //------------------------------------- // GET HEADERS //------------------------------------- @@ -765,14 +759,14 @@ class XML_RPC_Message extends CI_Xmlrpc if ($this->debug === TRUE) { - echo "
";
+			echo '
';
 
 			if (count($this->xh[$parser]['headers'] > 0))
 			{
 				echo "---HEADERS---\n";
 				foreach ($this->xh[$parser]['headers'] as $header)
 				{
-					echo "$header\n";
+					echo $header."\n";
 				}
 				echo "---END HEADERS---\n\n";
 			}
@@ -850,7 +844,7 @@ class XML_RPC_Message extends CI_Xmlrpc
 			if ( ! in_array($this->xh[$the_parser]['stack'][0], $this->valid_parents[$name], TRUE))
 			{
 				$this->xh[$the_parser]['isf'] = 2;
-				$this->xh[$the_parser]['isf_reason'] = "XML-RPC element $name cannot be child of ".$this->xh[$the_parser]['stack'][0];
+				$this->xh[$the_parser]['isf_reason'] = 'XML-RPC element $name cannot be child of '.$this->xh[$the_parser]['stack'][0];
 				return;
 			}
 		}
@@ -861,8 +855,7 @@ class XML_RPC_Message extends CI_Xmlrpc
 			case 'ARRAY':
 				// Creates array for child elements
 
-				$cur_val = array('value' => array(),
-								 'type'	 => $name);
+				$cur_val = array('value' => array(), 'type' => $name);
 
 				array_unshift($this->xh[$the_parser]['valuestack'], $cur_val);
 			break;
@@ -925,7 +918,6 @@ class XML_RPC_Message extends CI_Xmlrpc
 	}
 	// END
 
-
 	//-------------------------------------
 	//  End Element Handler
 	//-------------------------------------
@@ -996,7 +988,7 @@ class XML_RPC_Message extends CI_Xmlrpc
 					}
 					else
 					{
-						$this->xh[$the_parser]['value'] = (double)$this->xh[$the_parser]['ac'];
+						$this->xh[$the_parser]['value'] = (float) $this->xh[$the_parser]['ac'];
 					}
 				}
 				else
@@ -1145,7 +1137,6 @@ class XML_RPC_Message extends CI_Xmlrpc
 		return $parameters;
 	}
 
-
 	public function decode_message($param)
 	{
 		$kind = $param->kindOf();
@@ -1237,7 +1228,7 @@ class XML_RPC_Values extends CI_Xmlrpc
 
 		if ($type == $this->xmlrpcBoolean)
 		{
-			$val = (strcasecmp($val,'true') === 0 OR $val == 1 OR ($val == true && strcasecmp($val, 'false'))) ? 1 : 0;
+			$val = (strcasecmp($val,'true') === 0 OR $val == 1 OR ($val == TRUE && strcasecmp($val, 'false'))) ? 1 : 0;
 		}
 
 		if ($this->mytype == 2)
@@ -1383,4 +1374,4 @@ class XML_RPC_Values extends CI_Xmlrpc
 // END XML_RPC_Values Class
 
 /* End of file Xmlrpc.php */
-/* Location: ./system/libraries/Xmlrpc.php */
+/* Location: ./system/libraries/Xmlrpc.php */
\ No newline at end of file
-- 
cgit v1.2.3-24-g4f1b


From 6202a3c822a7b68040de2c5e0528bc1ec1c50758 Mon Sep 17 00:00:00 2001
From: Andrey Andreev 
Date: Wed, 28 Mar 2012 14:46:24 +0300
Subject: Some more unneeded brackets removed

---
 system/database/DB_driver.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'system')

diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php
index f0b8e7789..553f70c45 100644
--- a/system/database/DB_driver.php
+++ b/system/database/DB_driver.php
@@ -291,7 +291,7 @@ abstract class CI_DB_driver {
 		}
 
 		// Verify table prefix and replace if necessary
-		if ( ($this->dbprefix != '' && $this->swap_pre != '') && ($this->dbprefix != $this->swap_pre) )
+		if ($this->dbprefix != '' && $this->swap_pre != '' && $this->dbprefix != $this->swap_pre)
 		{
 			$sql = preg_replace('/(\W)'.$this->swap_pre.'(\S+?)/', '\\1'.$this->dbprefix.'\\2', $sql);
 		}
-- 
cgit v1.2.3-24-g4f1b


From 6781a5f64dc0c75110f3100eb281276f00fe9dbf Mon Sep 17 00:00:00 2001
From: Andrey Andreev 
Date: Wed, 28 Mar 2012 14:50:51 +0300
Subject: A replace array_key_exists() with isset()

---
 system/database/DB_driver.php | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

(limited to 'system')

diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php
index 553f70c45..d3359e13e 100644
--- a/system/database/DB_driver.php
+++ b/system/database/DB_driver.php
@@ -755,11 +755,11 @@ abstract class CI_DB_driver {
 			// Do we know from which column to get the table name?
 			if ( ! isset($key))
 			{
-				if (array_key_exists('table_name', $row))
+				if (isset($row['table_name']))
 				{
 					$key = 'table_name';
 				}
-				elseif (array_key_exists('TABLE_NAME', $row))
+				elseif (isset($row['TABLE_NAME']))
 				{
 					$key = 'TABLE_NAME';
 				}
@@ -827,11 +827,11 @@ abstract class CI_DB_driver {
 			// Do we know from where to get the column's name?
 			if ( ! isset($key))
 			{
-				if (array_key_exists('column_name', $row))
+				if (isset($row['column_name']))
 				{
 					$key = 'column_name';
 				}
-				elseif (array_key_exists('COLUMN_NAME', $row))
+				elseif (isset($row['COLUMN_NAME']))
 				{
 					$key = 'COLUMN_NAME';
 				}
-- 
cgit v1.2.3-24-g4f1b


From bee6644ce280d8e72cc2db23c86d5f5f6973acf3 Mon Sep 17 00:00:00 2001
From: Andrey Andreev 
Date: Wed, 28 Mar 2012 15:28:19 +0300
Subject: Add a dummy db_select() method to CI_DB_driver and remove it from
 drivers that don't have such functionality

---
 system/database/DB_driver.php                          | 16 +++++++++++++++-
 system/database/drivers/cubrid/cubrid_driver.php       | 16 ----------------
 system/database/drivers/interbase/interbase_driver.php | 13 -------------
 system/database/drivers/oci8/oci8_driver.php           | 13 -------------
 system/database/drivers/odbc/odbc_driver.php           | 13 -------------
 system/database/drivers/pdo/pdo_driver.php             | 13 -------------
 system/database/drivers/postgre/postgre_driver.php     | 13 -------------
 system/database/drivers/sqlite/sqlite_driver.php       | 12 ------------
 8 files changed, 15 insertions(+), 94 deletions(-)

(limited to 'system')

diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php
index d3359e13e..594fcced9 100644
--- a/system/database/DB_driver.php
+++ b/system/database/DB_driver.php
@@ -191,11 +191,25 @@ abstract class CI_DB_driver {
 
 	// --------------------------------------------------------------------
 
+	/**
+	 * Select database
+	 *
+	 * This is just a dummy method to allow drivers without such
+	 * functionality to not declare it, while others will override it.
+	 *
+	 * @return      bool
+	 */
+	public function db_select()
+	{
+		return TRUE;
+	}
+
+	// --------------------------------------------------------------------
+
 	/**
 	 * Set client character set
 	 *
 	 * @param	string
-	 * @param	string
 	 * @return	bool
 	 */
 	public function db_set_charset($charset)
diff --git a/system/database/drivers/cubrid/cubrid_driver.php b/system/database/drivers/cubrid/cubrid_driver.php
index bed3d8685..0f9c427e6 100644
--- a/system/database/drivers/cubrid/cubrid_driver.php
+++ b/system/database/drivers/cubrid/cubrid_driver.php
@@ -158,22 +158,6 @@ class CI_DB_cubrid_driver extends CI_DB {
 
 	// --------------------------------------------------------------------
 
-	/**
-	 * Select the database
-	 *
-	 * @return	resource
-	 */
-	public function db_select()
-	{
-		// In CUBRID there is no need to select a database as the database
-		// is chosen at the connection time.
-		// So, to determine if the database is "selected", all we have to
-		// do is ping the server and return that value.
-		return cubrid_ping($this->conn_id);
-	}
-
-	// --------------------------------------------------------------------
-
 	/**
 	 * Database version number
 	 *
diff --git a/system/database/drivers/interbase/interbase_driver.php b/system/database/drivers/interbase/interbase_driver.php
index d8b6ae571..6d3346292 100644
--- a/system/database/drivers/interbase/interbase_driver.php
+++ b/system/database/drivers/interbase/interbase_driver.php
@@ -84,19 +84,6 @@ class CI_DB_interbase_driver extends CI_DB {
 
 	// --------------------------------------------------------------------
 
-	/**
-	 * Select the database
-	 *
-	 * @return	bool
-	 */
-	public function db_select()
-	{
-		// Connection selects the database
-		return TRUE;
-	}
-
-	// --------------------------------------------------------------------
-
 	/**
 	 * Database version number
 	 *
diff --git a/system/database/drivers/oci8/oci8_driver.php b/system/database/drivers/oci8/oci8_driver.php
index 3bc8c114c..45b0198eb 100644
--- a/system/database/drivers/oci8/oci8_driver.php
+++ b/system/database/drivers/oci8/oci8_driver.php
@@ -185,19 +185,6 @@ class CI_DB_oci8_driver extends CI_DB {
 
 	// --------------------------------------------------------------------
 
-	/**
-	 * Select the database
-	 *
-	 * @return	resource
-	 */
-	public function db_select()
-	{
-		// Not in Oracle - schemas are actually usernames
-		return TRUE;
-	}
-
-	// --------------------------------------------------------------------
-
 	/**
 	 * Database version number
 	 *
diff --git a/system/database/drivers/odbc/odbc_driver.php b/system/database/drivers/odbc/odbc_driver.php
index ad773117f..ed901bd81 100644
--- a/system/database/drivers/odbc/odbc_driver.php
+++ b/system/database/drivers/odbc/odbc_driver.php
@@ -94,19 +94,6 @@ class CI_DB_odbc_driver extends CI_DB {
 
 	// --------------------------------------------------------------------
 
-	/**
-	 * Select the database
-	 *
-	 * @return	resource
-	 */
-	public function db_select()
-	{
-		// Not needed for ODBC
-		return TRUE;
-	}
-
-	// --------------------------------------------------------------------
-
 	/**
 	 * Execute the query
 	 *
diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php
index f336eb0ab..a9bed367e 100644
--- a/system/database/drivers/pdo/pdo_driver.php
+++ b/system/database/drivers/pdo/pdo_driver.php
@@ -246,19 +246,6 @@ class CI_DB_pdo_driver extends CI_DB {
 
 	// --------------------------------------------------------------------
 
-	/**
-	 * Select the database
-	 *
-	 * @return	resource
-	 */
-	public function db_select()
-	{
-		// Not needed for PDO
-		return TRUE;
-	}
-
-	// --------------------------------------------------------------------
-
 	/**
 	 * Database version number
 	 *
diff --git a/system/database/drivers/postgre/postgre_driver.php b/system/database/drivers/postgre/postgre_driver.php
index 3e2d05ce8..a033d74f3 100644
--- a/system/database/drivers/postgre/postgre_driver.php
+++ b/system/database/drivers/postgre/postgre_driver.php
@@ -161,19 +161,6 @@ class CI_DB_postgre_driver extends CI_DB {
 
 	// --------------------------------------------------------------------
 
-	/**
-	 * Select the database
-	 *
-	 * @return	resource
-	 */
-	public function db_select()
-	{
-		// Not needed for Postgre so we'll return TRUE
-		return TRUE;
-	}
-
-	// --------------------------------------------------------------------
-
 	/**
 	 * Set client character set
 	 *
diff --git a/system/database/drivers/sqlite/sqlite_driver.php b/system/database/drivers/sqlite/sqlite_driver.php
index 102c79bb3..ef543c9b5 100644
--- a/system/database/drivers/sqlite/sqlite_driver.php
+++ b/system/database/drivers/sqlite/sqlite_driver.php
@@ -105,18 +105,6 @@ class CI_DB_sqlite_driver extends CI_DB {
 
 	// --------------------------------------------------------------------
 
-	/**
-	 * Select the database
-	 *
-	 * @return	resource
-	 */
-	public function db_select()
-	{
-		return TRUE;
-	}
-
-	// --------------------------------------------------------------------
-
 	/**
 	 * Database version number
 	 *
-- 
cgit v1.2.3-24-g4f1b


From da44bacbad76b9a898accdd533b48c04c6b0b12f Mon Sep 17 00:00:00 2001
From: Andrey Andreev 
Date: Wed, 28 Mar 2012 15:45:18 +0300
Subject: Revert CI_DB_driver::_reset_select() to a regular method instead of
 abstract.abstract methods are required to be implemented by their child
 classes and this is not what's intended in our case.

---
 system/database/DB_driver.php | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'system')

diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php
index 594fcced9..45f17e8ec 100644
--- a/system/database/DB_driver.php
+++ b/system/database/DB_driver.php
@@ -1351,7 +1351,9 @@ abstract class CI_DB_driver {
 	 *
 	 * @return	void
 	 */
-	abstract protected function _reset_select();
+	protected function _reset_select()
+	{
+	}
 
 }
 
-- 
cgit v1.2.3-24-g4f1b


From a8a2e3325c128ccdc941daba3bba10b78bf2d098 Mon Sep 17 00:00:00 2001
From: Taufan Aditya 
Date: Thu, 29 Mar 2012 03:56:46 +0700
Subject: Travis setup and minor cleanup

---
 system/database/DB.php | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'system')

diff --git a/system/database/DB.php b/system/database/DB.php
index 96e495515..e9434231c 100755
--- a/system/database/DB.php
+++ b/system/database/DB.php
@@ -138,7 +138,12 @@ function &DB($params = '', $active_record_override = NULL)
 		class CI_DB extends CI_DB_driver { }
 	}
 
-	require_once(BASEPATH.'database/drivers/'.$params['dbdriver'].'/'.$params['dbdriver'].'_driver.php');
+	// Load the DB driver
+	$driver_file = BASEPATH.'database/drivers/'.$params['dbdriver'].'/'.$params['dbdriver'].'_driver.php';
+
+	if ( ! file_exists($driver_file)) show_error('Invalid DB driver');
+
+	require_once($driver_file);
 
 	// Instantiate the DB adapter
 	$driver = 'CI_DB_'.$params['dbdriver'].'_driver';
-- 
cgit v1.2.3-24-g4f1b


From 22b9e5f5a2a95b5ab0e77423c8807318b8c4b030 Mon Sep 17 00:00:00 2001
From: Andrey Andreev 
Date: Thu, 29 Mar 2012 11:30:33 +0300
Subject: Minor improvements to PostgreSQL and SQLite result classes

---
 system/database/drivers/postgre/postgre_result.php | 18 ++++-----
 system/database/drivers/sqlite/sqlite_result.php   | 46 ++++++----------------
 2 files changed, 20 insertions(+), 44 deletions(-)

(limited to 'system')

diff --git a/system/database/drivers/postgre/postgre_result.php b/system/database/drivers/postgre/postgre_result.php
index 8b22564b3..394b8b6fd 100644
--- a/system/database/drivers/postgre/postgre_result.php
+++ b/system/database/drivers/postgre/postgre_result.php
@@ -70,7 +70,7 @@ class CI_DB_postgre_result extends CI_DB_result {
 	public function list_fields()
 	{
 		$field_names = array();
-		for ($i = 0; $i < $this->num_fields(); $i++)
+		for ($i = 0, $c = $this->num_fields(); $i < $c; $i++)
 		{
 			$field_names[] = pg_field_name($this->result_id, $i);
 		}
@@ -90,16 +90,14 @@ class CI_DB_postgre_result extends CI_DB_result {
 	public function field_data()
 	{
 		$retval = array();
-		for ($i = 0; $i < $this->num_fields(); $i++)
+		for ($i = 0, $c = $this->num_fields(); $i < $c; $i++)
 		{
-			$F				= new stdClass();
-			$F->name		= pg_field_name($this->result_id, $i);
-			$F->type		= pg_field_type($this->result_id, $i);
-			$F->max_length	= pg_field_size($this->result_id, $i);
-			$F->primary_key = 0;
-			$F->default		= '';
-
-			$retval[] = $F;
+			$retval[$i]			= new stdClass();
+			$retval[$i]->name		= pg_field_name($this->result_id, $i);
+			$retval[$i]->type		= pg_field_type($this->result_id, $i);
+			$retval[$i]->max_length		= pg_field_size($this->result_id, $i);
+			$retval[$i]->primary_key	= 0;
+			$retval[$i]->default		= '';
 		}
 
 		return $retval;
diff --git a/system/database/drivers/sqlite/sqlite_result.php b/system/database/drivers/sqlite/sqlite_result.php
index b002aeff1..4af80abf7 100644
--- a/system/database/drivers/sqlite/sqlite_result.php
+++ b/system/database/drivers/sqlite/sqlite_result.php
@@ -70,9 +70,9 @@ class CI_DB_sqlite_result extends CI_DB_result {
 	public function list_fields()
 	{
 		$field_names = array();
-		for ($i = 0; $i < $this->num_fields(); $i++)
+		for ($i = 0, $c = $this->num_fields(); $i < $c; $i++)
 		{
-			$field_names[] = sqlite_field_name($this->result_id, $i);
+			$field_names[$i] = sqlite_field_name($this->result_id, $i);
 		}
 
 		return $field_names;
@@ -90,16 +90,14 @@ class CI_DB_sqlite_result extends CI_DB_result {
 	public function field_data()
 	{
 		$retval = array();
-		for ($i = 0; $i < $this->num_fields(); $i++)
+		for ($i = 0, $c = $this->num_fields(); $i < $c; $i++)
 		{
-			$F				= new stdClass();
-			$F->name		= sqlite_field_name($this->result_id, $i);
-			$F->type		= 'varchar';
-			$F->max_length	= 0;
-			$F->primary_key = 0;
-			$F->default		= '';
-
-			$retval[] = $F;
+			$retval[$i]			= new stdClass();
+			$retval[$i]->name		= sqlite_field_name($this->result_id, $i);
+			$retval[$i]->type		= 'varchar';
+			$retval[$i]->max_length		= 0;
+			$retval[$i]->primary_key	= 0;
+			$retval[$i]->default		= '';
 		}
 
 		return $retval;
@@ -107,18 +105,6 @@ class CI_DB_sqlite_result extends CI_DB_result {
 
 	// --------------------------------------------------------------------
 
-	/**
-	 * Free the result
-	 *
-	 * @return	void
-	 */
-	public function free_result()
-	{
-		// Not implemented in SQLite
-	}
-
-	// --------------------------------------------------------------------
-
 	/**
 	 * Data Seek
 	 *
@@ -162,17 +148,9 @@ class CI_DB_sqlite_result extends CI_DB_result {
 		{
 			return sqlite_fetch_object($this->result_id);
 		}
-		else
-		{
-			$arr = sqlite_fetch_array($this->result_id, SQLITE_ASSOC);
-			if (is_array($arr))
-			{
-				$obj = (object) $arr;
-				return $obj;
-			} else {
-				return NULL;
-			}
-		}
+
+		$arr = sqlite_fetch_array($this->result_id, SQLITE_ASSOC);
+		return is_array($arr) ? (object) $arr : FALSE;
 	}
 
 }
-- 
cgit v1.2.3-24-g4f1b


From 38b2a256758ee8184d354cbdb0eac467118af36b Mon Sep 17 00:00:00 2001
From: Andrey Andreev 
Date: Thu, 29 Mar 2012 11:35:32 +0300
Subject: Changed the dummy DB free_result() method to void (that's how it's
 implemented by all drivers) and some style/comment changes in DB_result

---
 system/database/DB_result.php | 21 ++++++++++-----------
 1 file changed, 10 insertions(+), 11 deletions(-)

(limited to 'system')

diff --git a/system/database/DB_result.php b/system/database/DB_result.php
index 04f964fb1..bb09c014c 100644
--- a/system/database/DB_result.php
+++ b/system/database/DB_result.php
@@ -57,7 +57,7 @@ class CI_DB_result {
 	 * Query result.  Acts as a wrapper function for the following functions.
 	 *
 	 * @param	string	can be "object" or "array"
-	 * @return	mixed	either a result object or array
+	 * @return	object
 	 */
 	public function result($type = 'object')
 	{
@@ -108,9 +108,9 @@ class CI_DB_result {
 	// --------------------------------------------------------------------
 
 	/**
-	 * Query result.  "object" version.
+	 * Query result. "object" version.
 	 *
-	 * @return	object
+	 * @return	array
 	 */
 	public function result_object()
 	{
@@ -224,7 +224,7 @@ class CI_DB_result {
 			return;
 		}
 
-		if ($key != '' AND ! is_null($value))
+		if ($key != '' && ! is_null($value))
 		{
 			$this->row_data[$key] = $value;
 		}
@@ -245,7 +245,7 @@ class CI_DB_result {
 			return $result;
 		}
 
-		if ($n != $this->current_row AND isset($result[$n]))
+		if ($n != $this->current_row && isset($result[$n]))
 		{
 			$this->current_row = $n;
 		}
@@ -266,7 +266,7 @@ class CI_DB_result {
 			return $result;
 		}
 
-		if ($n != $this->current_row AND isset($result[$n]))
+		if ($n != $this->current_row && isset($result[$n]))
 		{
 			$this->current_row = $n;
 		}
@@ -289,7 +289,7 @@ class CI_DB_result {
 			return $result;
 		}
 
-		if ($n != $this->current_row AND isset($result[$n]))
+		if ($n != $this->current_row && isset($result[$n]))
 		{
 			$this->current_row = $n;
 		}
@@ -297,7 +297,6 @@ class CI_DB_result {
 		return $result[$this->current_row];
 	}
 
-
 	// --------------------------------------------------------------------
 
 	/**
@@ -374,9 +373,9 @@ class CI_DB_result {
 	/**
 	 * The following functions are normally overloaded by the identically named
 	 * methods in the platform-specific driver -- except when query caching
-	 * is used.  When caching is enabled we do not load the other driver.
+	 * is used. When caching is enabled we do not load the other driver.
 	 * These functions are primarily here to prevent undefined function errors
-	 * when a cached result object is in use.  They are not otherwise fully
+	 * when a cached result object is in use. They are not otherwise fully
 	 * operational due to the unavailability of the database resource IDs with
 	 * cached results.
 	 */
@@ -384,7 +383,7 @@ class CI_DB_result {
 	public function num_fields() { return 0; }
 	public function list_fields() { return array(); }
 	public function field_data() { return array(); }
-	public function free_result() { return TRUE; }
+	public function free_result() { $this->result_id = FALSE; }
 	protected function _data_seek() { return TRUE; }
 	protected function _fetch_assoc() { return array(); }
 	protected function _fetch_object() { return array(); }
-- 
cgit v1.2.3-24-g4f1b


From f1bbb17cd8c12680a3f95b1dbdc8979246796684 Mon Sep 17 00:00:00 2001
From: Ryan Neufeld 
Date: Thu, 29 Mar 2012 08:24:01 -0700
Subject: Fix for Issue 88. _default_options does not exist in the
 Cache_memcahe driver

---
 system/libraries/Cache/drivers/Cache_memcached.php | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'system')

diff --git a/system/libraries/Cache/drivers/Cache_memcached.php b/system/libraries/Cache/drivers/Cache_memcached.php
index 1028c8fd5..4cd5f3d6f 100644
--- a/system/libraries/Cache/drivers/Cache_memcached.php
+++ b/system/libraries/Cache/drivers/Cache_memcached.php
@@ -189,17 +189,17 @@ class CI_Cache_memcached extends CI_Driver {
 		{
 			if ( ! array_key_exists('hostname', $cache_server))
 			{
-				$cache_server['hostname'] = $this->_default_options['default_host'];
+				$cache_server['hostname'] = $this->_memcache_conf['default']['default_host'];
 			}
 
 			if ( ! array_key_exists('port', $cache_server))
 			{
-				$cache_server['port'] = $this->_default_options['default_port'];
+				$cache_server['port'] = $this->_memcache_conf['default']['default_port'];
 			}
 
 			if ( ! array_key_exists('weight', $cache_server))
 			{
-				$cache_server['weight'] = $this->_default_options['default_weight'];
+				$cache_server['weight'] = $this->_memcache_conf['default']['default_weight'];
 			}
 
 			if (get_class($this->_memcached) == 'Memcache')
-- 
cgit v1.2.3-24-g4f1b


From ee2f5d08c64d96b7abc7195bcd1b6a3fd67b5b42 Mon Sep 17 00:00:00 2001
From: Taufan Aditya 
Date: Fri, 30 Mar 2012 06:29:11 +0700
Subject: Multi database setup

---
 system/database/DB.php | 10 +++-------
 1 file changed, 3 insertions(+), 7 deletions(-)

(limited to 'system')

diff --git a/system/database/DB.php b/system/database/DB.php
index e9434231c..0d81e40d3 100755
--- a/system/database/DB.php
+++ b/system/database/DB.php
@@ -92,16 +92,12 @@ function &DB($params = '', $active_record_override = NULL)
 		if (isset($dsn['query']))
 		{
 			parse_str($dsn['query'], $extra);
+
 			foreach ($extra as $key => $val)
 			{
-				// booleans please
-				if (strtoupper($val) === 'TRUE')
-				{
-					$val = TRUE;
-				}
-				elseif (strtoupper($val) === 'FALSE')
+				if (is_string($val) && in_array(strtoupper($val), array('TRUE', 'FALSE', 'NULL')))
 				{
-					$val = FALSE;
+					$val = var_export($val);
 				}
 
 				$params[$key] = $val;
-- 
cgit v1.2.3-24-g4f1b


From 52fe7bb68f9961cdd765dd38e54779ae3b66e586 Mon Sep 17 00:00:00 2001
From: Songpol Sripaoeiam 
Date: Sun, 1 Apr 2012 11:43:20 +0700
Subject: add function get_current_content_type to output class and user manual
 library

---
 system/core/Output.php | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

(limited to 'system')

diff --git a/system/core/Output.php b/system/core/Output.php
index 9bf818e88..673ceb0ee 100755
--- a/system/core/Output.php
+++ b/system/core/Output.php
@@ -220,6 +220,24 @@ class CI_Output {
 		$this->headers[] = array($header, TRUE);
 		return $this;
 	}
+	
+	// --------------------------------------------------------------------
+	
+	/**
+	 * Get Current Content Type Header
+	 * Return text/html if Content-Type is not set
+	 *
+	 * @return	string
+	 */
+	public function get_current_content_type()
+	{
+			foreach($this->headers as $header){
+				if(preg_match('/^Content-Type/', $header[0])){
+					return str_replace('Content-Type: ', '', $header[0]);
+				}
+			}
+			return 'text/html';
+	}
 
 	// --------------------------------------------------------------------
 
-- 
cgit v1.2.3-24-g4f1b


From b966701fad01c094199a89f7e4df72d981e5cf48 Mon Sep 17 00:00:00 2001
From: Songpol Sripaoeiam 
Date: Sun, 1 Apr 2012 17:13:44 +0700
Subject: bracket on a new line

Also add space after foreach

bracket on a new line... Also add a space after if

Follow up from https://github.com/EllisLab/CodeIgniter/pull/1234/files#r630522
---
 system/core/Output.php | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

(limited to 'system')

diff --git a/system/core/Output.php b/system/core/Output.php
index 673ceb0ee..c0de24bb9 100755
--- a/system/core/Output.php
+++ b/system/core/Output.php
@@ -231,12 +231,13 @@ class CI_Output {
 	 */
 	public function get_current_content_type()
 	{
-			foreach($this->headers as $header){
-				if(preg_match('/^Content-Type/', $header[0])){
-					return str_replace('Content-Type: ', '', $header[0]);
-				}
+		foreach ($this->headers as $header){
+			if (preg_match('/^Content-Type/', $header[0]))
+			{
+				return str_replace('Content-Type: ', '', $header[0]);
 			}
-			return 'text/html';
+		}
+		return 'text/html';
 	}
 
 	// --------------------------------------------------------------------
-- 
cgit v1.2.3-24-g4f1b


From 38c0a72169ffbf002c7f3c7fd3b4fd41f0d75f09 Mon Sep 17 00:00:00 2001
From: Songpol Sripao-eiam 
Date: Sun, 1 Apr 2012 20:10:35 +0700
Subject: Fix style coding

---
 system/core/Output.php | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'system')

diff --git a/system/core/Output.php b/system/core/Output.php
index c0de24bb9..ea39b0223 100755
--- a/system/core/Output.php
+++ b/system/core/Output.php
@@ -231,7 +231,8 @@ class CI_Output {
 	 */
 	public function get_current_content_type()
 	{
-		foreach ($this->headers as $header){
+		foreach ($this->headers as $header)
+		{
 			if (preg_match('/^Content-Type/', $header[0]))
 			{
 				return str_replace('Content-Type: ', '', $header[0]);
-- 
cgit v1.2.3-24-g4f1b


From 614db07c77e341bfe4bf92d7576f01a6cabd43ff Mon Sep 17 00:00:00 2001
From: Songpol Sripaoeiam 
Date: Tue, 3 Apr 2012 01:29:28 +0700
Subject: The current name is too wide change to get_content_type()consistent
 with set_content_type()

---
 system/core/Output.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'system')

diff --git a/system/core/Output.php b/system/core/Output.php
index ea39b0223..09d74f0c0 100755
--- a/system/core/Output.php
+++ b/system/core/Output.php
@@ -229,7 +229,7 @@ class CI_Output {
 	 *
 	 * @return	string
 	 */
-	public function get_current_content_type()
+	public function get_content_type()
 	{
 		foreach ($this->headers as $header)
 		{
-- 
cgit v1.2.3-24-g4f1b


From 00adf1d480f94692a625ec2165e0fcc9171c6e2f Mon Sep 17 00:00:00 2001
From: Andrey Andreev 
Date: Tue, 3 Apr 2012 12:30:50 +0300
Subject: Some improvements to the additions from pull #1234

---
 system/core/Output.php | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

(limited to 'system')

diff --git a/system/core/Output.php b/system/core/Output.php
index 09d74f0c0..01fd1d867 100755
--- a/system/core/Output.php
+++ b/system/core/Output.php
@@ -220,24 +220,24 @@ class CI_Output {
 		$this->headers[] = array($header, TRUE);
 		return $this;
 	}
-	
+
 	// --------------------------------------------------------------------
-	
+
 	/**
 	 * Get Current Content Type Header
-	 * Return text/html if Content-Type is not set
 	 *
-	 * @return	string
+	 * @return	string	'text/html', if not already set
 	 */
 	public function get_content_type()
 	{
-		foreach ($this->headers as $header)
+		for ($i = 0, $c = count($this->headers); $i < $c; $i++)
 		{
-			if (preg_match('/^Content-Type/', $header[0]))
+			if (preg_match('/^Content-Type:\s(.+)$/', $this->headers[$i][0], $matches))
 			{
-				return str_replace('Content-Type: ', '', $header[0]);
+				return $matches[1];
 			}
 		}
+
 		return 'text/html';
 	}
 
-- 
cgit v1.2.3-24-g4f1b


From d6057485408fab0caaca75ef78434d8077eaadd9 Mon Sep 17 00:00:00 2001
From: Andrey Andreev 
Date: Tue, 3 Apr 2012 14:07:31 +0300
Subject: Fix issue #14

---
 system/database/drivers/mysql/mysql_forge.php   | 2 +-
 system/database/drivers/mysqli/mysqli_forge.php | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

(limited to 'system')

diff --git a/system/database/drivers/mysql/mysql_forge.php b/system/database/drivers/mysql/mysql_forge.php
index 11172b41b..9e19de1bb 100644
--- a/system/database/drivers/mysql/mysql_forge.php
+++ b/system/database/drivers/mysql/mysql_forge.php
@@ -42,7 +42,7 @@ class CI_DB_mysql_forge extends CI_DB_forge {
 	 */
 	public function _create_database($name)
 	{
-		return 'CREATE DATABASE '.$name;
+		return 'CREATE DATABASE '.$name.' CHARACTER SET '.$this->db->char_set.' COLLATE '.$this->db->dbcollat;
 	}
 
 	// --------------------------------------------------------------------
diff --git a/system/database/drivers/mysqli/mysqli_forge.php b/system/database/drivers/mysqli/mysqli_forge.php
index 8cf0ae1fd..a1caf5cfb 100644
--- a/system/database/drivers/mysqli/mysqli_forge.php
+++ b/system/database/drivers/mysqli/mysqli_forge.php
@@ -42,7 +42,7 @@ class CI_DB_mysqli_forge extends CI_DB_forge {
 	 */
 	public function _create_database($name)
 	{
-		return 'CREATE DATABASE '.$name;
+		return 'CREATE DATABASE '.$name.' CHARACTER SET '.$this->db->char_set.' COLLATE '.$this->db->dbcollat;
 	}
 
 	// --------------------------------------------------------------------
-- 
cgit v1.2.3-24-g4f1b


From 443bbd96382552e8a7aea0f9dc7f1c90efc9b4e8 Mon Sep 17 00:00:00 2001
From: Andrey Andreev 
Date: Tue, 3 Apr 2012 15:49:11 +0300
Subject: Minor cleanup and style fixes in the Log and Javascript libraries

---
 system/libraries/Javascript.php | 41 +++++++++++++++--------------------------
 system/libraries/Log.php        | 17 ++++++-----------
 2 files changed, 21 insertions(+), 37 deletions(-)

(limited to 'system')

diff --git a/system/libraries/Javascript.php b/system/libraries/Javascript.php
index 9ba93000b..baa044117 100644
--- a/system/libraries/Javascript.php
+++ b/system/libraries/Javascript.php
@@ -25,8 +25,6 @@
  * @filesource
  */
 
-// ------------------------------------------------------------------------
-
 /**
  * Javascript Class
  *
@@ -46,7 +44,7 @@ class CI_Javascript {
 
 		foreach ($defaults as $key => $val)
 		{
-			if (isset($params[$key]) && $params[$key] !== "")
+			if (isset($params[$key]) && $params[$key] !== '')
 			{
 				$defaults[$key] = $params[$key];
 			}
@@ -61,7 +59,7 @@ class CI_Javascript {
 		// make js to refer to current library
 		$this->js =& $this->CI->$js_library_driver;
 
-		log_message('debug', "Javascript Class Initialized and loaded.  Driver used: $js_library_driver");
+		log_message('debug', 'Javascript Class Initialized and loaded. Driver used: '.$js_library_driver);
 	}
 
 	// --------------------------------------------------------------------
@@ -375,7 +373,6 @@ class CI_Javascript {
 	// Effects
 	// --------------------------------------------------------------------
 
-
 	/**
 	 * Add Class
 	 *
@@ -618,12 +615,9 @@ class CI_Javascript {
 		{
 			$this->_javascript_location = $external_file;
 		}
-		else
+		elseif ($this->CI->config->item('javascript_location') != '')
 		{
-			if ($this->CI->config->item('javascript_location') != '')
-			{
-				$this->_javascript_location = $this->CI->config->item('javascript_location');
-			}
+			$this->_javascript_location = $this->CI->config->item('javascript_location');
 		}
 
 		if ($relative === TRUE OR strncmp($external_file, 'http://', 7) === 0 OR strncmp($external_file, 'https://', 8) === 0)
@@ -656,7 +650,7 @@ class CI_Javascript {
 	public function inline($script, $cdata = TRUE)
 	{
 		return $this->_open_script()
-			. ($cdata ? "\n// \n" : "\n{$script}\n")
+			. ($cdata ? "\n// \n" : "\n".$script."\n")
 			. $this->_close_script();
 	}
 
@@ -673,7 +667,7 @@ class CI_Javascript {
 	protected function _open_script($src = '')
 	{
 		return '$extra";
+		return ''.$extra;
 	}
 
-
-	// --------------------------------------------------------------------
 	// --------------------------------------------------------------------
 	// AJAX-Y STUFF - still a testbed
 	// --------------------------------------------------------------------
-	// --------------------------------------------------------------------
 
 	/**
 	 * Update
@@ -751,9 +742,9 @@ class CI_Javascript {
 		$json = array();
 		$_is_assoc = TRUE;
 
-		if ( ! is_array($json_result) AND empty($json_result))
+		if ( ! is_array($json_result) && empty($json_result))
 		{
-			show_error("Generate JSON Failed - Illegal key, value pair.");
+			show_error('Generate JSON Failed - Illegal key, value pair.');
 		}
 		elseif ($match_array_type)
 		{
@@ -774,7 +765,7 @@ class CI_Javascript {
 
 		$json = implode(',', $json);
 
-		return $_is_assoc ? "{".$json."}" : "[".$json."]";
+		return $_is_assoc ? '{'.$json.'}' : '['.$json.']';
 
 	}
 
@@ -785,8 +776,8 @@ class CI_Javascript {
 	 *
 	 * Checks for an associative array
 	 *
-	 * @param	type
-	 * @return	type
+	 * @param	array
+	 * @return	bool
 	 */
 	protected function _is_associative_array($arr)
 	{
@@ -808,8 +799,8 @@ class CI_Javascript {
 	 *
 	 * Ensures a standard json value and escapes values
 	 *
-	 * @param	type
-	 * @return	type
+	 * @param	mixed
+	 * @return	string
 	 */
 	protected function _prep_args($result, $is_key = FALSE)
 	{
@@ -831,9 +822,7 @@ class CI_Javascript {
 		}
 	}
 
-	// --------------------------------------------------------------------
 }
-// END Javascript Class
 
 /* End of file Javascript.php */
-/* Location: ./system/libraries/Javascript.php */
+/* Location: ./system/libraries/Javascript.php */
\ No newline at end of file
diff --git a/system/libraries/Log.php b/system/libraries/Log.php
index 955277acc..66f9ebff9 100644
--- a/system/libraries/Log.php
+++ b/system/libraries/Log.php
@@ -25,8 +25,6 @@
  * @filesource
  */
 
-// ------------------------------------------------------------------------
-
 /**
  * Logging Class
  *
@@ -43,12 +41,9 @@ class CI_Log {
 	protected $_threshold_max	= 0;
 	protected $_threshold_array	= array();
 	protected $_date_fmt		= 'Y-m-d H:i:s';
-	protected $_enabled			= TRUE;
-	protected $_levels			= array('ERROR' => 1, 'DEBUG' => 2,  'INFO' => 3, 'ALL' => 4);
+	protected $_enabled		= TRUE;
+	protected $_levels		= array('ERROR' => 1, 'DEBUG' => 2,  'INFO' => 3, 'ALL' => 4);
 
-	/**
-	 * Constructor
-	 */
 	public function __construct()
 	{
 		$config =& get_config();
@@ -98,7 +93,7 @@ class CI_Log {
 		$level = strtoupper($level);
 
 		if (( ! isset($this->_levels[$level]) OR ($this->_levels[$level] > $this->_threshold))
-			AND ! isset($this->_threshold_array[$this->_levels[$level]]))
+			&& ! isset($this->_threshold_array[$this->_levels[$level]]))
 		{
 			return FALSE;
 		}
@@ -125,15 +120,15 @@ class CI_Log {
 		flock($fp, LOCK_UN);
 		fclose($fp);
 
-		if (isset($newfile) AND $newfile === TRUE)
+		if (isset($newfile) && $newfile === TRUE)
 		{
 			@chmod($filepath, FILE_WRITE_MODE);
 		}
+
 		return TRUE;
 	}
 
 }
-// END Log Class
 
 /* End of file Log.php */
-/* Location: ./system/libraries/Log.php */
+/* Location: ./system/libraries/Log.php */
\ No newline at end of file
-- 
cgit v1.2.3-24-g4f1b


From 1b815532378bd444347d1bc741771e13108147b6 Mon Sep 17 00:00:00 2001
From: Andrey Andreev 
Date: Tue, 3 Apr 2012 16:06:03 +0300
Subject: Minor cleanup and style fixes in the Unit_test and Image_lib
 libraries

---
 system/libraries/Image_lib.php  |  4 ++--
 system/libraries/Javascript.php |  4 ++--
 system/libraries/Unit_test.php  | 28 ++++++++++++----------------
 3 files changed, 16 insertions(+), 20 deletions(-)

(limited to 'system')

diff --git a/system/libraries/Image_lib.php b/system/libraries/Image_lib.php
index 86b77bf07..1ab8b23e0 100644
--- a/system/libraries/Image_lib.php
+++ b/system/libraries/Image_lib.php
@@ -251,7 +251,7 @@ class CI_Image_lib {
 		}
 		else
 		{
-			if (strpos($this->new_image, '/') === FALSE AND strpos($this->new_image, '\\') === FALSE)
+			if (strpos($this->new_image, '/') === FALSE && strpos($this->new_image, '\\') === FALSE)
 			{
 				$full_dest_path = str_replace('\\', '/', realpath($this->new_image));
 			}
@@ -1462,4 +1462,4 @@ class CI_Image_lib {
 }
 
 /* End of file Image_lib.php */
-/* Location: ./system/libraries/Image_lib.php */
+/* Location: ./system/libraries/Image_lib.php */
\ No newline at end of file
diff --git a/system/libraries/Javascript.php b/system/libraries/Javascript.php
index baa044117..629a3adfe 100644
--- a/system/libraries/Javascript.php
+++ b/system/libraries/Javascript.php
@@ -105,7 +105,7 @@ class CI_Javascript {
 	 *
 	 * @param	string	The element to attach the event to
 	 * @param	string	The code to execute
-	 * @param	boolean	whether or not to return false
+	 * @param	bool	whether or not to return false
 	 * @return	string
 	 */
 	public function click($element = 'this', $js = '', $ret_false = TRUE)
@@ -644,7 +644,7 @@ class CI_Javascript {
 	 * Outputs a 
-EOF;
-	}
-}
-
 /* End of file smiley_helper.php */
 /* Location: ./system/helpers/smiley_helper.php */
\ No newline at end of file
diff --git a/system/helpers/string_helper.php b/system/helpers/string_helper.php
index aed35c157..b42799a8e 100644
--- a/system/helpers/string_helper.php
+++ b/system/helpers/string_helper.php
@@ -37,22 +37,22 @@
 
 // ------------------------------------------------------------------------
 
-/**
- * Trim Slashes
- *
- * Removes any leading/trailing slashes from a string:
- *
- * /this/that/theother/
- *
- * becomes:
- *
- * this/that/theother
- *
- * @param	string
- * @return	string
- */
 if ( ! function_exists('trim_slashes'))
 {
+	/**
+	 * Trim Slashes
+	 *
+	 * Removes any leading/trailing slashes from a string:
+	 *
+	 * /this/that/theother/
+	 *
+	 * becomes:
+	 *
+	 * this/that/theother
+	 *
+	 * @param	string
+	 * @return	string
+	 */
 	function trim_slashes($str)
 	{
 		return trim($str, '/');
@@ -61,16 +61,16 @@ if ( ! function_exists('trim_slashes'))
 
 // ------------------------------------------------------------------------
 
-/**
- * Strip Slashes
- *
- * Removes slashes contained in a string or in an array
- *
- * @param	mixed	string or array
- * @return	mixed	string or array
- */
 if ( ! function_exists('strip_slashes'))
 {
+	/**
+	 * Strip Slashes
+	 *
+	 * Removes slashes contained in a string or in an array
+	 *
+	 * @param	mixed	string or array
+	 * @return	mixed	string or array
+	 */
 	function strip_slashes($str)
 	{
 		if (is_array($str))
@@ -91,16 +91,16 @@ if ( ! function_exists('strip_slashes'))
 
 // ------------------------------------------------------------------------
 
-/**
- * Strip Quotes
- *
- * Removes single and double quotes from a string
- *
- * @param	string
- * @return	string
- */
 if ( ! function_exists('strip_quotes'))
 {
+	/**
+	 * Strip Quotes
+	 *
+	 * Removes single and double quotes from a string
+	 *
+	 * @param	string
+	 * @return	string
+	 */
 	function strip_quotes($str)
 	{
 		return str_replace(array('"', "'"), '', $str);
@@ -109,16 +109,16 @@ if ( ! function_exists('strip_quotes'))
 
 // ------------------------------------------------------------------------
 
-/**
- * Quotes to Entities
- *
- * Converts single and double quotes to entities
- *
- * @param	string
- * @return	string
- */
 if ( ! function_exists('quotes_to_entities'))
 {
+	/**
+	 * Quotes to Entities
+	 *
+	 * Converts single and double quotes to entities
+	 *
+	 * @param	string
+	 * @return	string
+	 */
 	function quotes_to_entities($str)
 	{
 		return str_replace(array("\'","\"","'",'"'), array("'",""","'","""), $str);
@@ -127,23 +127,23 @@ if ( ! function_exists('quotes_to_entities'))
 
 // ------------------------------------------------------------------------
 
-/**
- * Reduce Double Slashes
- *
- * Converts double slashes in a string to a single slash,
- * except those found in http://
- *
- * http://www.some-site.com//index.php
- *
- * becomes:
- *
- * http://www.some-site.com/index.php
- *
- * @param	string
- * @return	string
- */
 if ( ! function_exists('reduce_double_slashes'))
 {
+	/**
+	 * Reduce Double Slashes
+	 *
+	 * Converts double slashes in a string to a single slash,
+	 * except those found in http://
+	 *
+	 * http://www.some-site.com//index.php
+	 *
+	 * becomes:
+	 *
+	 * http://www.some-site.com/index.php
+	 *
+	 * @param	string
+	 * @return	string
+	 */
 	function reduce_double_slashes($str)
 	{
 		return preg_replace('#(^|[^:])//+#', '\\1/', $str);
@@ -152,24 +152,24 @@ if ( ! function_exists('reduce_double_slashes'))
 
 // ------------------------------------------------------------------------
 
-/**
- * Reduce Multiples
- *
- * Reduces multiple instances of a particular character.  Example:
- *
- * Fred, Bill,, Joe, Jimmy
- *
- * becomes:
- *
- * Fred, Bill, Joe, Jimmy
- *
- * @param	string
- * @param	string	the character you wish to reduce
- * @param	bool	TRUE/FALSE - whether to trim the character from the beginning/end
- * @return	string
- */
 if ( ! function_exists('reduce_multiples'))
 {
+	/**
+	 * Reduce Multiples
+	 *
+	 * Reduces multiple instances of a particular character.  Example:
+	 *
+	 * Fred, Bill,, Joe, Jimmy
+	 *
+	 * becomes:
+	 *
+	 * Fred, Bill, Joe, Jimmy
+	 *
+	 * @param	string
+	 * @param	string	the character you wish to reduce
+	 * @param	bool	TRUE/FALSE - whether to trim the character from the beginning/end
+	 * @return	string
+	 */
 	function reduce_multiples($str, $character = ',', $trim = FALSE)
 	{
 		$str = preg_replace('#'.preg_quote($character, '#').'{2,}#', $character, $str);
@@ -185,17 +185,17 @@ if ( ! function_exists('reduce_multiples'))
 
 // ------------------------------------------------------------------------
 
-/**
- * Create a Random String
- *
- * Useful for generating passwords or hashes.
- *
- * @param	string	type of random string.  basic, alpha, alunum, numeric, nozero, unique, md5, encrypt and sha1
- * @param	int	number of characters
- * @return	string
- */
 if ( ! function_exists('random_string'))
 {
+	/**
+	 * Create a Random String
+	 *
+	 * Useful for generating passwords or hashes.
+	 *
+	 * @param	string	type of random string.  basic, alpha, alunum, numeric, nozero, unique, md5, encrypt and sha1
+	 * @param	int	number of characters
+	 * @return	string
+	 */
 	function random_string($type = 'alnum', $len = 8)
 	{
 		switch($type)
@@ -242,16 +242,16 @@ if ( ! function_exists('random_string'))
 
 // ------------------------------------------------------------------------
 
-/**
- * Add's _1 to a string or increment the ending number to allow _2, _3, etc
- *
- * @param	string	required
- * @param	string	What should the duplicate number be appended with
- * @param	string	Which number should be used for the first dupe increment
- * @return	string
- */
 if ( ! function_exists('increment_string'))
 {
+	/**
+	 * Add's _1 to a string or increment the ending number to allow _2, _3, etc
+	 *
+	 * @param	string	required
+	 * @param	string	What should the duplicate number be appended with
+	 * @param	string	Which number should be used for the first dupe increment
+	 * @return	string
+	 */
 	function increment_string($str, $separator = '_', $first = 1)
 	{
 		preg_match('/(.+)'.$separator.'([0-9]+)$/', $str, $match);
@@ -262,17 +262,17 @@ if ( ! function_exists('increment_string'))
 
 // ------------------------------------------------------------------------
 
-/**
- * Alternator
- *
- * Allows strings to be alternated. See docs...
- *
- * @param	string (as many parameters as needed)
- * @return	string
- */
 if ( ! function_exists('alternator'))
 {
-	function alternator()
+	/**
+	 * Alternator
+	 *
+	 * Allows strings to be alternated. See docs...
+	 *
+	 * @param	string (as many parameters as needed)
+	 * @return	string
+	 */
+	function alternator($args)
 	{
 		static $i;
 
@@ -288,15 +288,15 @@ if ( ! function_exists('alternator'))
 
 // ------------------------------------------------------------------------
 
-/**
- * Repeater function
- *
- * @param	string
- * @param	int	number of repeats
- * @return	string
- */
 if ( ! function_exists('repeater'))
 {
+	/**
+	 * Repeater function
+	 *
+	 * @param	string
+	 * @param	int	number of repeats
+	 * @return	string
+	 */
 	function repeater($data, $num = 1)
 	{
 		return ($num > 0) ? str_repeat($data, $num) : '';
diff --git a/system/helpers/text_helper.php b/system/helpers/text_helper.php
index cc501c334..f53b06b93 100644
--- a/system/helpers/text_helper.php
+++ b/system/helpers/text_helper.php
@@ -37,18 +37,18 @@
 
 // ------------------------------------------------------------------------
 
-/**
- * Word Limiter
- *
- * Limits a string to X number of words.
- *
- * @param	string
- * @param	int
- * @param	string	the end character. Usually an ellipsis
- * @return	string
- */
 if ( ! function_exists('word_limiter'))
 {
+	/**
+	 * Word Limiter
+	 *
+	 * Limits a string to X number of words.
+	 *
+	 * @param	string
+	 * @param	int
+	 * @param	string	the end character. Usually an ellipsis
+	 * @return	string
+	 */
 	function word_limiter($str, $limit = 100, $end_char = '…')
 	{
 		if (trim($str) == '')
@@ -69,19 +69,19 @@ if ( ! function_exists('word_limiter'))
 
 // ------------------------------------------------------------------------
 
-/**
- * Character Limiter
- *
- * Limits the string based on the character count.  Preserves complete words
- * so the character count may not be exactly as specified.
- *
- * @param	string
- * @param	int
- * @param	string	the end character. Usually an ellipsis
- * @return	string
- */
 if ( ! function_exists('character_limiter'))
 {
+	/**
+	 * Character Limiter
+	 *
+	 * Limits the string based on the character count.  Preserves complete words
+	 * so the character count may not be exactly as specified.
+	 *
+	 * @param	string
+	 * @param	int
+	 * @param	string	the end character. Usually an ellipsis
+	 * @return	string
+	 */
 	function character_limiter($str, $n = 500, $end_char = '…')
 	{
 		if (strlen($str) < $n)
@@ -112,16 +112,16 @@ if ( ! function_exists('character_limiter'))
 
 // ------------------------------------------------------------------------
 
-/**
- * High ASCII to Entities
- *
- * Converts High ascii text and MS Word special characters to character entities
- *
- * @param	string
- * @return	string
- */
 if ( ! function_exists('ascii_to_entities'))
 {
+	/**
+	 * High ASCII to Entities
+	 *
+	 * Converts High ascii text and MS Word special characters to character entities
+	 *
+	 * @param	string
+	 * @return	string
+	 */
 	function ascii_to_entities($str)
 	{
 		$count	= 1;
@@ -172,17 +172,17 @@ if ( ! function_exists('ascii_to_entities'))
 
 // ------------------------------------------------------------------------
 
-/**
- * Entities to ASCII
- *
- * Converts character entities back to ASCII
- *
- * @param	string
- * @param	bool
- * @return	string
- */
 if ( ! function_exists('entities_to_ascii'))
 {
+	/**
+	 * Entities to ASCII
+	 *
+	 * Converts character entities back to ASCII
+	 *
+	 * @param	string
+	 * @param	bool
+	 * @return	string
+	 */
 	function entities_to_ascii($str, $all = TRUE)
 	{
 		if (preg_match_all('/\&#(\d+)\;/', $str, $matches))
@@ -227,20 +227,20 @@ if ( ! function_exists('entities_to_ascii'))
 
 // ------------------------------------------------------------------------
 
-/**
- * Word Censoring Function
- *
- * Supply a string and an array of disallowed words and any
- * matched words will be converted to #### or to the replacement
- * word you've submitted.
- *
- * @param	string	the text string
- * @param	string	the array of censoered words
- * @param	string	the optional replacement value
- * @return	string
- */
 if ( ! function_exists('word_censor'))
 {
+	/**
+	 * Word Censoring Function
+	 *
+	 * Supply a string and an array of disallowed words and any
+	 * matched words will be converted to #### or to the replacement
+	 * word you've submitted.
+	 *
+	 * @param	string	the text string
+	 * @param	string	the array of censoered words
+	 * @param	string	the optional replacement value
+	 * @return	string
+	 */
 	function word_censor($str, $censored, $replacement = '')
 	{
 		if ( ! is_array($censored))
@@ -274,16 +274,16 @@ if ( ! function_exists('word_censor'))
 
 // ------------------------------------------------------------------------
 
-/**
- * Code Highlighter
- *
- * Colorizes code strings
- *
- * @param	string	the text string
- * @return	string
- */
 if ( ! function_exists('highlight_code'))
 {
+	/**
+	 * Code Highlighter
+	 *
+	 * Colorizes code strings
+	 *
+	 * @param	string	the text string
+	 * @return	string
+	 */
 	function highlight_code($str)
 	{
 		// The highlight string function encodes and highlights
@@ -317,19 +317,19 @@ if ( ! function_exists('highlight_code'))
 
 // ------------------------------------------------------------------------
 
-/**
- * Phrase Highlighter
- *
- * Highlights a phrase within a text string
- *
- * @param	string	the text string
- * @param	string	the phrase you'd like to highlight
- * @param	string	the openging tag to precede the phrase with
- * @param	string	the closing tag to end the phrase with
- * @return	string
- */
 if ( ! function_exists('highlight_phrase'))
 {
+	/**
+	 * Phrase Highlighter
+	 *
+	 * Highlights a phrase within a text string
+	 *
+	 * @param	string	the text string
+	 * @param	string	the phrase you'd like to highlight
+	 * @param	string	the openging tag to precede the phrase with
+	 * @param	string	the closing tag to end the phrase with
+	 * @return	string
+	 */
 	function highlight_phrase($str, $phrase, $tag_open = '', $tag_close = '')
 	{
 		if ($str == '')
@@ -348,14 +348,14 @@ if ( ! function_exists('highlight_phrase'))
 
 // ------------------------------------------------------------------------
 
-/**
- * Convert Accented Foreign Characters to ASCII
- *
- * @param	string	the text string
- * @return	string
- */
 if ( ! function_exists('convert_accented_characters'))
 {
+	/**
+	 * Convert Accented Foreign Characters to ASCII
+	 *
+	 * @param	string	the text string
+	 * @return	string
+	 */
 	function convert_accented_characters($str)
 	{
 		if (defined('ENVIRONMENT') && is_file(APPPATH.'config/'.ENVIRONMENT.'/foreign_chars.php'))
@@ -378,19 +378,19 @@ if ( ! function_exists('convert_accented_characters'))
 
 // ------------------------------------------------------------------------
 
-/**
- * Word Wrap
- *
- * Wraps text at the specified character.  Maintains the integrity of words.
- * Anything placed between {unwrap}{/unwrap} will not be word wrapped, nor
- * will URLs.
- *
- * @param	string	the text string
- * @param	int	the number of characters to wrap at
- * @return	string
- */
 if ( ! function_exists('word_wrap'))
 {
+	/**
+	 * Word Wrap
+	 *
+	 * Wraps text at the specified character.  Maintains the integrity of words.
+	 * Anything placed between {unwrap}{/unwrap} will not be word wrapped, nor
+	 * will URLs.
+	 *
+	 * @param	string	the text string
+	 * @param	int	the number of characters to wrap at
+	 * @return	string
+	 */
 	function word_wrap($str, $charlim = '76')
 	{
 		// Se the character limit
@@ -481,19 +481,19 @@ if ( ! function_exists('word_wrap'))
 
 // ------------------------------------------------------------------------
 
-/**
- * Ellipsize String
- *
- * This function will strip tags from a string, split it at its max_length and ellipsize
- *
- * @param	string	string to ellipsize
- * @param	int	max length of string
- * @param	mixed	int (1|0) or float, .5, .2, etc for position to split
- * @param	string	ellipsis ; Default '...'
- * @return	string	ellipsized string
- */
 if ( ! function_exists('ellipsize'))
 {
+	/**
+	 * Ellipsize String
+	 *
+	 * This function will strip tags from a string, split it at its max_length and ellipsize
+	 *
+	 * @param	string	string to ellipsize
+	 * @param	int	max length of string
+	 * @param	mixed	int (1|0) or float, .5, .2, etc for position to split
+	 * @param	string	ellipsis ; Default '...'
+	 * @return	string	ellipsized string
+	 */
 	function ellipsize($str, $max_length, $position = 1, $ellipsis = '…')
 	{
 		// Strip tags
diff --git a/system/helpers/typography_helper.php b/system/helpers/typography_helper.php
index 7a3db5d6b..af9d16a89 100644
--- a/system/helpers/typography_helper.php
+++ b/system/helpers/typography_helper.php
@@ -37,14 +37,14 @@
 
 // ------------------------------------------------------------------------
 
-/**
- * Convert newlines to HTML line breaks except within PRE tags
- *
- * @param	string
- * @return	string
- */
 if ( ! function_exists('nl2br_except_pre'))
 {
+	/**
+	 * Convert newlines to HTML line breaks except within PRE tags
+	 *
+	 * @param	string
+	 * @return	string
+	 */
 	function nl2br_except_pre($str)
 	{
 		$CI =& get_instance();
@@ -55,16 +55,16 @@ if ( ! function_exists('nl2br_except_pre'))
 
 // ------------------------------------------------------------------------
 
-/**
- * Auto Typography Wrapper Function
- *
- * @param	string
- * @param	bool	whether to allow javascript event handlers
- * @param	bool	whether to reduce multiple instances of double newlines to two
- * @return	string
- */
 if ( ! function_exists('auto_typography'))
 {
+	/**
+	 * Auto Typography Wrapper Function
+	 *
+	 * @param	string
+	 * @param	bool	whether to allow javascript event handlers
+	 * @param	bool	whether to reduce multiple instances of double newlines to two
+	 * @return	string
+	 */
 	function auto_typography($str, $strip_js_event_handlers = TRUE, $reduce_linebreaks = FALSE)
 	{
 		$CI =& get_instance();
@@ -73,20 +73,19 @@ if ( ! function_exists('auto_typography'))
 	}
 }
 
-
 // --------------------------------------------------------------------
 
-/**
- * HTML Entities Decode
- *
- * This function is a replacement for html_entity_decode()
- *
- * @param	string
- * @param	string
- * @return	string
- */
 if ( ! function_exists('entity_decode'))
 {
+	/**
+	 * HTML Entities Decode
+	 *
+	 * This function is a replacement for html_entity_decode()
+	 *
+	 * @param	string
+	 * @param	string
+	 * @return	string
+	 */
 	function entity_decode($str, $charset = NULL)
 	{
 		global $SEC;
diff --git a/system/helpers/url_helper.php b/system/helpers/url_helper.php
index 5576c2748..fa685645a 100644
--- a/system/helpers/url_helper.php
+++ b/system/helpers/url_helper.php
@@ -37,17 +37,17 @@
 
 // ------------------------------------------------------------------------
 
-/**
- * Site URL
- *
- * Create a local URL based on your basepath. Segments can be passed via the
- * first parameter either as a string or an array.
- *
- * @param	string
- * @return	string
- */
 if ( ! function_exists('site_url'))
 {
+	/**
+	 * Site URL
+	 *
+	 * Create a local URL based on your basepath. Segments can be passed via the
+	 * first parameter either as a string or an array.
+	 *
+	 * @param	string
+	 * @return	string
+	 */
 	function site_url($uri = '')
 	{
 		$CI =& get_instance();
@@ -57,18 +57,18 @@ if ( ! function_exists('site_url'))
 
 // ------------------------------------------------------------------------
 
-/**
- * Base URL
- *
- * Create a local URL based on your basepath.
- * Segments can be passed in as a string or an array, same as site_url
- * or a URL to a file can be passed in, e.g. to an image file.
- *
- * @param	string
- * @return	string
- */
 if ( ! function_exists('base_url'))
 {
+	/**
+	 * Base URL
+	 *
+	 * Create a local URL based on your basepath.
+	 * Segments can be passed in as a string or an array, same as site_url
+	 * or a URL to a file can be passed in, e.g. to an image file.
+	 *
+	 * @param	string
+	 * @return	string
+	 */
 	function base_url($uri = '')
 	{
 		$CI =& get_instance();
@@ -78,16 +78,16 @@ if ( ! function_exists('base_url'))
 
 // ------------------------------------------------------------------------
 
-/**
- * Current URL
- *
- * Returns the full URL (including segments) of the page where this
- * function is placed
- *
- * @return	string
- */
 if ( ! function_exists('current_url'))
 {
+	/**
+	 * Current URL
+	 *
+	 * Returns the full URL (including segments) of the page where this
+	 * function is placed
+	 *
+	 * @return	string
+	 */
 	function current_url()
 	{
 		$CI =& get_instance();
@@ -96,15 +96,16 @@ if ( ! function_exists('current_url'))
 }
 
 // ------------------------------------------------------------------------
-/**
- * URL String
- *
- * Returns the URI segments.
- *
- * @return	string
- */
+
 if ( ! function_exists('uri_string'))
 {
+	/**
+	 * URL String
+	 *
+	 * Returns the URI segments.
+	 *
+	 * @return	string
+	 */
 	function uri_string()
 	{
 		$CI =& get_instance();
@@ -114,15 +115,15 @@ if ( ! function_exists('uri_string'))
 
 // ------------------------------------------------------------------------
 
-/**
- * Index page
- *
- * Returns the "index_page" from your config file
- *
- * @return	string
- */
 if ( ! function_exists('index_page'))
 {
+	/**
+	 * Index page
+	 *
+	 * Returns the "index_page" from your config file
+	 *
+	 * @return	string
+	 */
 	function index_page()
 	{
 		$CI =& get_instance();
@@ -132,18 +133,18 @@ if ( ! function_exists('index_page'))
 
 // ------------------------------------------------------------------------
 
-/**
- * Anchor Link
- *
- * Creates an anchor based on the local URL.
- *
- * @param	string	the URL
- * @param	string	the link title
- * @param	mixed	any attributes
- * @return	string
- */
 if ( ! function_exists('anchor'))
 {
+	/**
+	 * Anchor Link
+	 *
+	 * Creates an anchor based on the local URL.
+	 *
+	 * @param	string	the URL
+	 * @param	string	the link title
+	 * @param	mixed	any attributes
+	 * @return	string
+	 */
 	function anchor($uri = '', $title = '', $attributes = '')
 	{
 		$title = (string) $title;
@@ -173,19 +174,19 @@ if ( ! function_exists('anchor'))
 
 // ------------------------------------------------------------------------
 
-/**
- * Anchor Link - Pop-up version
- *
- * Creates an anchor based on the local URL. The link
- * opens a new window based on the attributes specified.
- *
- * @param	string	the URL
- * @param	string	the link title
- * @param	mixed	any attributes
- * @return	string
- */
 if ( ! function_exists('anchor_popup'))
 {
+	/**
+	 * Anchor Link - Pop-up version
+	 *
+	 * Creates an anchor based on the local URL. The link
+	 * opens a new window based on the attributes specified.
+	 *
+	 * @param	string	the URL
+	 * @param	string	the link title
+	 * @param	mixed	any attributes
+	 * @return	string
+	 */
 	function anchor_popup($uri = '', $title = '', $attributes = FALSE)
 	{
 		$title = (string) $title;
@@ -223,16 +224,16 @@ if ( ! function_exists('anchor_popup'))
 
 // ------------------------------------------------------------------------
 
-/**
- * Mailto Link
- *
- * @param	string	the email address
- * @param	string	the link title
- * @param	mixed	any attributes
- * @return	string
- */
 if ( ! function_exists('mailto'))
 {
+	/**
+	 * Mailto Link
+	 *
+	 * @param	string	the email address
+	 * @param	string	the link title
+	 * @param	mixed	any attributes
+	 * @return	string
+	 */
 	function mailto($email, $title = '', $attributes = '')
 	{
 		$title = (string) $title;
@@ -248,18 +249,18 @@ if ( ! function_exists('mailto'))
 
 // ------------------------------------------------------------------------
 
-/**
- * Encoded Mailto Link
- *
- * Create a spam-protected mailto link written in Javascript
- *
- * @param	string	the email address
- * @param	string	the link title
- * @param	mixed	any attributes
- * @return	string
- */
 if ( ! function_exists('safe_mailto'))
 {
+	/**
+	 * Encoded Mailto Link
+	 *
+	 * Create a spam-protected mailto link written in Javascript
+	 *
+	 * @param	string	the email address
+	 * @param	string	the link title
+	 * @param	mixed	any attributes
+	 * @return	string
+	 */
 	function safe_mailto($email, $title = '', $attributes = '')
 	{
 		$title = (string) $title;
@@ -357,21 +358,21 @@ if ( ! function_exists('safe_mailto'))
 
 // ------------------------------------------------------------------------
 
-/**
- * Auto-linker
- *
- * Automatically links URL and Email addresses.
- * Note: There's a bit of extra code here to deal with
- * URLs or emails that end in a period. We'll strip these
- * off and add them after the link.
- *
- * @param	string	the string
- * @param	string	the type: email, url, or both
- * @param	bool	whether to create pop-up links
- * @return	string
- */
 if ( ! function_exists('auto_link'))
 {
+	/**
+	 * Auto-linker
+	 *
+	 * Automatically links URL and Email addresses.
+	 * Note: There's a bit of extra code here to deal with
+	 * URLs or emails that end in a period. We'll strip these
+	 * off and add them after the link.
+	 *
+	 * @param	string	the string
+	 * @param	string	the type: email, url, or both
+	 * @param	bool	whether to create pop-up links
+	 * @return	string
+	 */
 	function auto_link($str, $type = 'both', $popup = FALSE)
 	{
 		if ($type !== 'email' && preg_match_all('#(^|\s|\(|\b)((http(s?)://)|(www\.))(\w+[^\s\)\<]+)#i', $str, $matches))
@@ -423,16 +424,16 @@ if ( ! function_exists('auto_link'))
 
 // ------------------------------------------------------------------------
 
-/**
- * Prep URL
- *
- * Simply adds the http:// part if no scheme is included
- *
- * @param	string	the URL
- * @return	string
- */
 if ( ! function_exists('prep_url'))
 {
+	/**
+	 * Prep URL
+	 *
+	 * Simply adds the http:// part if no scheme is included
+	 *
+	 * @param	string	the URL
+	 * @return	string
+	 */
 	function prep_url($str = '')
 	{
 		if ($str === 'http://' OR $str == '')
@@ -453,20 +454,20 @@ if ( ! function_exists('prep_url'))
 
 // ------------------------------------------------------------------------
 
-/**
- * Create URL Title
- *
- * Takes a "title" string as input and creates a
- * human-friendly URL string with a "separator" string
- * as the word separator.
- *
- * @param	string	the string
- * @param	string	the separator
- * @param	bool
- * @return	string
- */
 if ( ! function_exists('url_title'))
 {
+	/**
+	 * Create URL Title
+	 *
+	 * Takes a "title" string as input and creates a
+	 * human-friendly URL string with a "separator" string
+	 * as the word separator.
+	 *
+	 * @param	string	the string
+	 * @param	string	the separator
+	 * @param	bool
+	 * @return	string
+	 */
 	function url_title($str, $separator = '-', $lowercase = FALSE)
 	{
 		if ($separator === 'dash')
@@ -504,19 +505,20 @@ if ( ! function_exists('url_title'))
 
 // ------------------------------------------------------------------------
 
-/**
- * Header Redirect
- *
- * Header redirect in two flavors
- * For very fine grained control over headers, you could use the Output
- * Library's set_header() function.
- *
- * @param	string	the URL
- * @param	string	the method: location or refresh
- * @return	string
- */
 if ( ! function_exists('redirect'))
 {
+	/**
+	 * Header Redirect
+	 *
+	 * Header redirect in two flavors
+	 * For very fine grained control over headers, you could use the Output
+	 * Library's set_header() function.
+	 *
+	 * @param	string	the URL
+	 * @param	string	the method: location or refresh
+	 * @param	int
+	 * @return	string
+	 */
 	function redirect($uri = '', $method = 'auto', $http_response_code = 302)
 	{
 		if ( ! preg_match('#^https?://#i', $uri))
@@ -545,17 +547,17 @@ if ( ! function_exists('redirect'))
 
 // ------------------------------------------------------------------------
 
-/**
- * Parse out the attributes
- *
- * Some of the functions use this
- *
- * @param	array
- * @param	bool
- * @return	string
- */
 if ( ! function_exists('_parse_attributes'))
 {
+	/**
+	 * Parse out the attributes
+	 *
+	 * Some of the functions use this
+	 *
+	 * @param	array
+	 * @param	bool
+	 * @return	string
+	 */
 	function _parse_attributes($attributes, $javascript = FALSE)
 	{
 		if (is_string($attributes))
diff --git a/system/helpers/xml_helper.php b/system/helpers/xml_helper.php
index 67fd34b97..958c633dd 100644
--- a/system/helpers/xml_helper.php
+++ b/system/helpers/xml_helper.php
@@ -37,15 +37,15 @@
 
 // ------------------------------------------------------------------------
 
-/**
- * Convert Reserved XML characters to Entities
- *
- * @param	string
- * @param	bool
- * @return	string
- */
 if ( ! function_exists('xml_convert'))
 {
+	/**
+	 * Convert Reserved XML characters to Entities
+	 *
+	 * @param	string
+	 * @param	bool
+	 * @return	string
+	 */
 	function xml_convert($str, $protect_all = FALSE)
 	{
 		$temp = '__TEMP_AMPERSANDS__';
-- 
cgit v1.2.3-24-g4f1b


From 827b3f0f6fa3fd62f0276908f38d23a4165f0f41 Mon Sep 17 00:00:00 2001
From: Chris Berthe 
Date: Fri, 27 Apr 2012 23:36:54 -0400
Subject: Important spelling fix to CodeIgniter.php file

---
 system/core/CodeIgniter.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'system')

diff --git a/system/core/CodeIgniter.php b/system/core/CodeIgniter.php
index 793c4687e..349f9f2d0 100755
--- a/system/core/CodeIgniter.php
+++ b/system/core/CodeIgniter.php
@@ -153,7 +153,7 @@
  *
  * Note: Order here is rather important as the UTF-8
  * class needs to be used very early on, but it cannot
- * properly determine if UTf-8 can be supported until
+ * properly determine if UTF-8 can be supported until
  * after the Config class is instantiated.
  *
  */
-- 
cgit v1.2.3-24-g4f1b


From 193d448eec149b9b26c89a157c9394266a18ffae Mon Sep 17 00:00:00 2001
From: George Petsagourakis 
Date: Sat, 28 Apr 2012 11:16:18 +0300
Subject: Minor assignment fix. Can not use $array[] for reading.

---
 system/database/DB_query_builder.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'system')

diff --git a/system/database/DB_query_builder.php b/system/database/DB_query_builder.php
index 393a1cd75..d0af66de1 100644
--- a/system/database/DB_query_builder.php
+++ b/system/database/DB_query_builder.php
@@ -281,7 +281,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
 					$v = trim($v);
 					$this->_track_aliases($v);
 
-					$v = $this->qb_from[] = $this->protect_identifiers($v, TRUE, NULL, FALSE);
+					$this->qb_from[] = $v = $this->protect_identifiers($v, TRUE, NULL, FALSE);
 
 					if ($this->qb_caching === TRUE)
 					{
-- 
cgit v1.2.3-24-g4f1b


From e57411502933afad6fca682efb437db05998e532 Mon Sep 17 00:00:00 2001
From: Phil Sturgeon 
Date: Mon, 30 Apr 2012 17:57:37 +0200
Subject: Reverted recent commit, cookie_prefix was breaking things.

---
 system/core/Input.php | 1 -
 1 file changed, 1 deletion(-)

(limited to 'system')

diff --git a/system/core/Input.php b/system/core/Input.php
index 7594a2e45..fc2a550bc 100755
--- a/system/core/Input.php
+++ b/system/core/Input.php
@@ -226,7 +226,6 @@ class CI_Input {
 	 */
 	public function cookie($index = '', $xss_clean = FALSE)
 	{
-		$index = config_item('cookie_prefix').$index;
 		return $this->_fetch_from_array($_COOKIE, $index, $xss_clean);
 	}
 
-- 
cgit v1.2.3-24-g4f1b


From a5918ebb5354f6e8bea0149fd95fc98412d461eb Mon Sep 17 00:00:00 2001
From: Cosmin Atanasiu 
Date: Mon, 30 Apr 2012 22:46:20 -0700
Subject: Update system/libraries/Javascript.php

---
 system/libraries/Javascript.php | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

(limited to 'system')

diff --git a/system/libraries/Javascript.php b/system/libraries/Javascript.php
index 21c9e11bd..b56dd9888 100644
--- a/system/libraries/Javascript.php
+++ b/system/libraries/Javascript.php
@@ -723,7 +723,14 @@ class CI_Javascript {
 		{
 			if (is_object($result))
 			{
-				$json_result = (array)$result;
+                            if (is_callable( array( $result, "result_array" ) ))
+                            {
+                                $json_result = $result->result_array();
+                            }
+                            else
+                            {
+                                $json_result = (array)$result;
+                            }
 			}
 			elseif (is_array($result))
 			{
-- 
cgit v1.2.3-24-g4f1b


From 0b10a8c71cd8a60281f8dbe872ae4ba0404ac2c3 Mon Sep 17 00:00:00 2001
From: Cosmin Atanasiu 
Date: Mon, 30 Apr 2012 22:51:17 -0700
Subject: Update system/libraries/Javascript.php

---
 system/libraries/Javascript.php | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

(limited to 'system')

diff --git a/system/libraries/Javascript.php b/system/libraries/Javascript.php
index b56dd9888..008136192 100644
--- a/system/libraries/Javascript.php
+++ b/system/libraries/Javascript.php
@@ -723,14 +723,14 @@ class CI_Javascript {
 		{
 			if (is_object($result))
 			{
-                            if (is_callable( array( $result, "result_array" ) ))
-                            {
-                                $json_result = $result->result_array();
-                            }
-                            else
-                            {
-                                $json_result = (array)$result;
-                            }
+				if (is_callable( array( $result, "result_array" ) ))
+				{
+					$json_result = $result->result_array();
+				}
+				else
+				{
+					$json_result = (array)$result;
+				}
 			}
 			elseif (is_array($result))
 			{
-- 
cgit v1.2.3-24-g4f1b


From 3259e98b2b775d6dd932e03ae37b08c6e0465898 Mon Sep 17 00:00:00 2001
From: Cosmin Atanasiu 
Date: Tue, 1 May 2012 20:41:46 -0700
Subject: Update system/libraries/Javascript.php

---
 system/libraries/Javascript.php | 9 +--------
 1 file changed, 1 insertion(+), 8 deletions(-)

(limited to 'system')

diff --git a/system/libraries/Javascript.php b/system/libraries/Javascript.php
index 008136192..dd2df697c 100644
--- a/system/libraries/Javascript.php
+++ b/system/libraries/Javascript.php
@@ -723,14 +723,7 @@ class CI_Javascript {
 		{
 			if (is_object($result))
 			{
-				if (is_callable( array( $result, "result_array" ) ))
-				{
-					$json_result = $result->result_array();
-				}
-				else
-				{
-					$json_result = (array)$result;
-				}
+				$json_result = is_callable(array($result, 'result_array')) ? $result->result_array() : (array) $result;
 			}
 			elseif (is_array($result))
 			{
-- 
cgit v1.2.3-24-g4f1b


From 1a3885babb73870ef99af24297c722d8251480a1 Mon Sep 17 00:00:00 2001
From: Andrey Andreev 
Date: Wed, 2 May 2012 10:23:12 +0300
Subject: Fix pagination anchor_class with multiple initializations

---
 system/libraries/Pagination.php | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

(limited to 'system')

diff --git a/system/libraries/Pagination.php b/system/libraries/Pagination.php
index 0fe73d69f..3d2911813 100644
--- a/system/libraries/Pagination.php
+++ b/system/libraries/Pagination.php
@@ -94,17 +94,16 @@ class CI_Pagination {
 		{
 			foreach ($params as $key => $val)
 			{
-				if (isset($this->$key))
+				if ($key === 'anchor_class')
+				{
+					$this->anchor_class = ($val != '') ? 'class="'.$val.'" ' : '';
+				}
+				elseif (isset($this->$key))
 				{
 					$this->$key = $val;
 				}
 			}
 		}
-
-		if ($this->anchor_class != '')
-		{
-			$this->anchor_class = 'class="'.$this->anchor_class.'" ';
-		}
 	}
 
 	// --------------------------------------------------------------------
-- 
cgit v1.2.3-24-g4f1b


From 963c96c5507ceb8b5c3de50d0ab959d21dcc8cd1 Mon Sep 17 00:00:00 2001
From: Andrey Andreev 
Date: Wed, 2 May 2012 13:09:57 +0300
Subject: Fix a wrong variable name

---
 system/helpers/text_helper.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'system')

diff --git a/system/helpers/text_helper.php b/system/helpers/text_helper.php
index daf31c3d6..c1c0eb947 100644
--- a/system/helpers/text_helper.php
+++ b/system/helpers/text_helper.php
@@ -377,7 +377,7 @@ if ( ! function_exists('convert_accented_characters'))
 				include(APPPATH.'config/foreign_chars.php');
 			}
 
-			if ( ! isset($foreign_characters) OR ! is_array($foreign_chars))
+			if ( ! isset($foreign_characters) OR ! is_array($foreign_characters))
 			{
 				return $str;
 			}
-- 
cgit v1.2.3-24-g4f1b


From 58dc75471c25f33b059967ffb515eedc08e86a0b Mon Sep 17 00:00:00 2001
From: Andrey Andreev 
Date: Wed, 2 May 2012 13:24:19 +0300
Subject: Some line separation for better readability

---
 system/database/drivers/sqlite/sqlite_forge.php | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'system')

diff --git a/system/database/drivers/sqlite/sqlite_forge.php b/system/database/drivers/sqlite/sqlite_forge.php
index ce8eac91e..0a1c156be 100644
--- a/system/database/drivers/sqlite/sqlite_forge.php
+++ b/system/database/drivers/sqlite/sqlite_forge.php
@@ -105,10 +105,15 @@ class CI_DB_sqlite_forge extends CI_DB_forge {
 
 				$sql .= "\n\t".$this->db->protect_identifiers($field)
 					.' '.$attributes['TYPE']
+
 					.( ! empty($attributes['CONSTRAINT']) ? '('.$attributes['CONSTRAINT'].')' : '')
+
 					.(( ! empty($attributes['UNSIGNED']) && $attributes['UNSIGNED'] === TRUE) ? ' UNSIGNED' : '')
+
 					.(isset($attributes['DEFAULT']) ? ' DEFAULT \''.$attributes['DEFAULT'].'\'' : '')
+
 					.(( ! empty($attributes['NULL']) && $attributes['NULL'] === TRUE) ? ' NULL' : ' NOT NULL')
+
 					.(( ! empty($attributes['AUTO_INCREMENT']) && $attributes['AUTO_INCREMENT'] === TRUE) ? ' AUTO_INCREMENT' : '');
 			}
 
-- 
cgit v1.2.3-24-g4f1b


From 81aa94bbb533737c19a705d5b8864bd47fbab85c Mon Sep 17 00:00:00 2001
From: Phil Sturgeon 
Date: Wed, 2 May 2012 11:40:46 +0100
Subject: Reverted rui_string change.

This had knock-on effects as can be seen in #1306. Issue #122 has been
reopend until it is fixed properly.
---
 system/core/Router.php | 5 +----
 system/core/URI.php    | 4 ++--
 2 files changed, 3 insertions(+), 6 deletions(-)

(limited to 'system')

diff --git a/system/core/Router.php b/system/core/Router.php
index fe9909b06..9314052fe 100755
--- a/system/core/Router.php
+++ b/system/core/Router.php
@@ -242,12 +242,9 @@ class CI_Router {
 			$segments[1] = 'index';
 		}
 
-		// This is being routed to a file in a sub directory
-		$this->directory and array_unshift($segments, trim($this->directory, '/'));
-
 		// Update our "routed" segment array to contain the segments.
 		// Note: If there is no custom routing, this array will be
-		// identical to $this->uri->segments		
+		// identical to $this->uri->segments
 		$this->uri->rsegments = $segments;
 	}
 
diff --git a/system/core/URI.php b/system/core/URI.php
index 705575a0c..cf82c5838 100755
--- a/system/core/URI.php
+++ b/system/core/URI.php
@@ -645,10 +645,10 @@ class CI_URI {
 	 */
 	public function ruri_string()
 	{
-		return implode('/', $this->rsegment_array());
+		return '/'.implode('/', $this->rsegment_array());
 	}
 
 }
 
 /* End of file URI.php */
-/* Location: ./system/core/URI.php */
\ No newline at end of file
+/* Location: ./system/core/URI.php */
-- 
cgit v1.2.3-24-g4f1b


From 2d51c08027382cc10692188ccb68789daf2f2083 Mon Sep 17 00:00:00 2001
From: George Petsagourakis 
Date: Wed, 2 May 2012 20:29:04 +0300
Subject: Fixing some typos.

---
 system/libraries/Form_validation.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'system')

diff --git a/system/libraries/Form_validation.php b/system/libraries/Form_validation.php
index a52cad5ff..5547c6a69 100644
--- a/system/libraries/Form_validation.php
+++ b/system/libraries/Form_validation.php
@@ -1005,7 +1005,7 @@ class CI_Form_validation {
 
 		return (MB_ENABLED === TRUE)
 			? ($val <= mb_strlen($str))
-			: ($val <= strlen(str));
+			: ($val <= strlen($str));
 	}
 
 	// --------------------------------------------------------------------
-- 
cgit v1.2.3-24-g4f1b


From 306b378525a13d9c5d1a7f0d6d50c2f263f22a04 Mon Sep 17 00:00:00 2001
From: George Petsagourakis 
Date: Wed, 2 May 2012 20:31:08 +0300
Subject: Fixing some typos in the xmlrpc class. Also, fputs is an alias for
 fwrite.

---
 system/libraries/Xmlrpc.php | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'system')

diff --git a/system/libraries/Xmlrpc.php b/system/libraries/Xmlrpc.php
index 7009deacc..0d2533855 100644
--- a/system/libraries/Xmlrpc.php
+++ b/system/libraries/Xmlrpc.php
@@ -436,7 +436,7 @@ class XML_RPC_Client extends CI_Xmlrpc
 	 */
 	public function sendPayload($msg)
 	{
-		$fp = @fsockopen($this->server, $this->port,$this->errno, $this->errstr, $this->timeout);
+		$fp = @fsockopen($this->server, $this->port,$this->errno, $this->errstring, $this->timeout);
 
 		if ( ! is_resource($fp))
 		{
@@ -458,7 +458,7 @@ class XML_RPC_Client extends CI_Xmlrpc
 			.'Content-Length: '.strlen($msg->payload).$r.$r
 			.$msg->payload;
 
-		if ( ! fputs($fp, $op, strlen($op)))
+		if ( ! fwrite($fp, $op, strlen($op)))
 		{
 			error_log($this->xmlrpcstr['http_error']);
 			return new XML_RPC_Response(0, $this->xmlrpcerr['http_error'], $this->xmlrpcstr['http_error']);
@@ -1076,7 +1076,7 @@ class XML_RPC_Message extends CI_Xmlrpc
 					// we have an I4/INT
 					// we must check that only 0123456789- are characters here
 					$this->xh[$the_parser]['value'] = preg_match('/^[+-]?[0-9\t ]+$/', $this->xh[$the_parser]['ac'])
-										? (int) $this->xh[$the_parset]['ac']
+										? (int) $this->xh[$the_parser]['ac']
 										: 'ERROR_NON_NUMERIC_FOUND';
 				}
 				$this->xh[$the_parser]['ac'] = '';
-- 
cgit v1.2.3-24-g4f1b


From f074dff71f136860102a6042dccd3ff6db02d9f4 Mon Sep 17 00:00:00 2001
From: ThallisPHP 
Date: Thu, 3 May 2012 16:01:46 -0300
Subject: Update system/libraries/Cart.php  -  To enable integrity when using
 associative arrays

---
 system/libraries/Cart.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'system')

diff --git a/system/libraries/Cart.php b/system/libraries/Cart.php
index eee123584..9f258beb3 100644
--- a/system/libraries/Cart.php
+++ b/system/libraries/Cart.php
@@ -244,7 +244,7 @@ class CI_Cart {
 		// This becomes the unique "row ID"
 		if (isset($items['options']) && count($items['options']) > 0)
 		{
-			$rowid = md5($items['id'].implode('', $items['options']));
+			$rowid = md5($items['id'].serialize($items['options']));
 		}
 		else
 		{
-- 
cgit v1.2.3-24-g4f1b


From 4c316b6bdfa970e98127ea280fcc77ff1288190f Mon Sep 17 00:00:00 2001
From: Michiel Vugteveen 
Date: Fri, 4 May 2012 11:32:48 +0200
Subject: unset userdata

---
 system/libraries/Session.php | 45 +++++++++++++++++++++++---------------------
 1 file changed, 24 insertions(+), 21 deletions(-)

(limited to 'system')

diff --git a/system/libraries/Session.php b/system/libraries/Session.php
index 3fa446d84..3195f0a91 100644
--- a/system/libraries/Session.php
+++ b/system/libraries/Session.php
@@ -36,146 +36,146 @@
  */
 class CI_Session {
 
-	/** 
+	/**
 	 * Whether to encrypt the session cookie
 	 *
 	 * @var bool
 	 */
 	public $sess_encrypt_cookie		= FALSE;
-	
+
 	/**
 	 * Whether to use to the database for session storage
 	 *
 	 * @var bool
 	 */
 	public $sess_use_database		= FALSE;
-	
+
 	/**
 	 * Name of the database table in which to store sessions
 	 *
 	 * @var string
 	 */
 	public $sess_table_name			= '';
-	
+
 	/**
 	 * Length of time (in seconds) for sessions to expire
 	 *
 	 * @var int
 	 */
 	public $sess_expiration			= 7200;
-	
+
 	/**
 	 * Whether to kill session on close of browser window
 	 *
 	 * @var bool
 	 */
 	public $sess_expire_on_close		= FALSE;
-	
+
 	/**
 	 * Whether to match session on ip address
 	 *
 	 * @var bool
 	 */
 	public $sess_match_ip			= FALSE;
-	
+
 	/**
 	 * Whether to match session on user-agent
 	 *
 	 * @var bool
 	 */
 	public $sess_match_useragent		= TRUE;
-	
+
 	/**
 	 * Name of session cookie
 	 *
 	 * @var string
 	 */
 	public $sess_cookie_name		= 'ci_session';
-	
+
 	/**
 	 * Session cookie prefix
 	 *
 	 * @var string
 	 */
 	public $cookie_prefix			= '';
-	
+
 	/**
 	 * Session cookie path
 	 *
 	 * @var string
 	 */
 	public $cookie_path			= '';
-	
+
 	/**
 	 * Session cookie domain
 	 *
 	 * @var string
 	 */
 	public $cookie_domain			= '';
-	
+
 	/**
 	 * Whether to set the cookie only on HTTPS connections
 	 *
 	 * @var bool
 	 */
 	public $cookie_secure			= FALSE;
-	
+
 	/**
 	 * Whether cookie should be allowed only to be sent by the server
 	 *
 	 * @var bool
 	 */
 	public $cookie_httponly 		= FALSE;
-	
+
 	/**
 	 * Interval at which to update session
 	 *
 	 * @var int
 	 */
 	public $sess_time_to_update		= 300;
-	
+
 	/**
 	 * Key with which to encrypt the session cookie
 	 *
 	 * @var string
 	 */
 	public $encryption_key			= '';
-	
+
 	/**
 	 * String to indicate flash data cookies
 	 *
 	 * @var string
 	 */
 	public $flashdata_key			= 'flash';
-	
+
 	/**
 	 * Function to use to get the current time
 	 *
 	 * @var string
 	 */
 	public $time_reference			= 'time';
-	
+
 	/**
 	 * Probablity level of garbage collection of old sessions
 	 *
 	 * @var int
 	 */
 	public $gc_probability			= 5;
-	
+
 	/**
 	 * Session data
 	 *
 	 * @var array
 	 */
 	public $userdata			= array();
-	
+
 	/**
 	 * Reference to CodeIgniter instance
 	 *
 	 * @var object
 	 */
 	public $CI;
-	
+
 	/**
 	 * Current time
 	 *
@@ -570,6 +570,9 @@ class CI_Session {
 				$this->cookie_domain,
 				0
 			);
+
+		// Kill session data
+		$this->userdata = array();
 	}
 
 	// --------------------------------------------------------------------
-- 
cgit v1.2.3-24-g4f1b


From 8ca31f34c855c783689198f0d352e6efec352b4d Mon Sep 17 00:00:00 2001
From: Taufan Aditya 
Date: Fri, 4 May 2012 23:57:46 +0700
Subject: PDO SQLite bug fixed, for result_object

---
 system/database/drivers/pdo/pdo_result.php | 19 +++++++------------
 1 file changed, 7 insertions(+), 12 deletions(-)

(limited to 'system')

diff --git a/system/database/drivers/pdo/pdo_result.php b/system/database/drivers/pdo/pdo_result.php
index 19aee1dfc..0b8937cc5 100644
--- a/system/database/drivers/pdo/pdo_result.php
+++ b/system/database/drivers/pdo/pdo_result.php
@@ -84,19 +84,14 @@ class CI_DB_pdo_result extends CI_DB_result {
 		// Define the output
 		$output = array('assoc', 'object');
 
+		// Initial value
+		$this->result_assoc = array() and $this->result_object = array();
+
 		// Fetch the result
-		foreach ($output as $type)
+		while ($row = $this->_fetch_assoc())
 		{
-			// Define the method and handler
-			$res_method  = '_fetch_'.$type;
-			$res_handler = 'result_'.$type;
-
-			$this->$res_handler = array();
-
-			while ($row = $this->$res_method())
-			{
-				$this->{$res_handler}[] = $row;
-			}
+			$this->result_assoc[] = $row;
+			$this->result_object[] = (object) $row;
 		}
 
 		// Save this as buffer and marked the fetch flag
@@ -249,7 +244,7 @@ class CI_DB_pdo_result extends CI_DB_result {
 	 */
 	protected function _fetch_object()
 	{
-		return $this->result_id->fetchObject();
+		return $this->result_id->fetch(PDO::FETCH_OBJ);
 	}
 
 }
-- 
cgit v1.2.3-24-g4f1b


From d4fb95ff19666f178b9f84850d122ff07fe193b9 Mon Sep 17 00:00:00 2001
From: Cusco 
Date: Sat, 5 May 2012 03:22:24 +0800
Subject: Update system/database/drivers/interbase/interbase_utility.php

---
 system/database/drivers/interbase/interbase_utility.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'system')

diff --git a/system/database/drivers/interbase/interbase_utility.php b/system/database/drivers/interbase/interbase_utility.php
index 1b92af9b6..164211836 100644
--- a/system/database/drivers/interbase/interbase_utility.php
+++ b/system/database/drivers/interbase/interbase_utility.php
@@ -42,7 +42,7 @@ class CI_DB_interbase_utility extends CI_DB_utility {
 	 * @param	string	$filename
 	 * @return	mixed
 	 */
-	protected function backup($filename)
+	protected function _backup($filename)
 	{
 		if ($service = ibase_service_attach($this->db->hostname, $this->db->username, $this->db->password))
 		{
-- 
cgit v1.2.3-24-g4f1b


From bb2c83bddbf51c42815be3de60eab24fd87ae392 Mon Sep 17 00:00:00 2001
From: Wes Baker 
Date: Fri, 4 May 2012 18:44:24 -0400
Subject: Added a return false if an image doesn't pass XSS cleaning to prevent
 file_get_contents from returning a NULL and passing through unscathed.

---
 system/libraries/Upload.php | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'system')

diff --git a/system/libraries/Upload.php b/system/libraries/Upload.php
index 8ad67050d..4a4a66f73 100644
--- a/system/libraries/Upload.php
+++ b/system/libraries/Upload.php
@@ -850,6 +850,10 @@ class CI_Upload {
 			{
 				return TRUE; // its an image, no "triggers" detected in the first 256 bytes, we're good
 			}
+			else
+			{
+				return FALSE;
+			}
 		}
 
 		if (($data = @file_get_contents($file)) === FALSE)
@@ -1099,4 +1103,4 @@ class CI_Upload {
 }
 
 /* End of file Upload.php */
-/* Location: ./system/libraries/Upload.php */
\ No newline at end of file
+/* Location: ./system/libraries/Upload.php */
-- 
cgit v1.2.3-24-g4f1b


From e463c4d71c2fdcc224e70f7576582220ae64e3d7 Mon Sep 17 00:00:00 2001
From: Wes Baker 
Date: Fri, 4 May 2012 18:44:24 -0400
Subject: Added a return false if an image doesn't pass XSS cleaning to prevent
 file_get_contents from returning a NULL and passing through unscathed.

---
 system/libraries/Upload.php | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'system')

diff --git a/system/libraries/Upload.php b/system/libraries/Upload.php
index b0490de30..0e5d73b19 100644
--- a/system/libraries/Upload.php
+++ b/system/libraries/Upload.php
@@ -868,6 +868,10 @@ class CI_Upload {
 			{
 				return TRUE; // its an image, no "triggers" detected in the first 256 bytes, we're good
 			}
+			else
+			{
+				return FALSE;
+			}
 		}
 
 		if (($data = @file_get_contents($file)) === FALSE)
-- 
cgit v1.2.3-24-g4f1b


From cdcceecba73dd9f54665f531d15c12f5c9679738 Mon Sep 17 00:00:00 2001
From: Andrey Andreev 
Date: Wed, 9 May 2012 11:23:30 +0300
Subject: Fix issue #1342

---
 system/libraries/Form_validation.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'system')

diff --git a/system/libraries/Form_validation.php b/system/libraries/Form_validation.php
index 5547c6a69..73f607be8 100644
--- a/system/libraries/Form_validation.php
+++ b/system/libraries/Form_validation.php
@@ -448,7 +448,7 @@ class CI_Form_validation {
 			{
 				$this->_field_data[$field]['postdata'] = $this->_reduce_array($validation_array, $row['keys']);
 			}
-			elseif ( ! empty($validation_array[$field]))
+			elseif (isset($validation_array[$field]))
 			{
 				$this->_field_data[$field]['postdata'] = $validation_array[$field];
 			}
-- 
cgit v1.2.3-24-g4f1b


From d41f423528b21d97ff0eb268e10947b257f5a90e Mon Sep 17 00:00:00 2001
From: Soesapto Joeni Hantoro 
Date: Fri, 11 May 2012 11:00:42 +0700
Subject: Generate better conditions statement on boolean field type. Actually
 boolean field type need TRUE or FALSE value. Common DBMS (e.g., MySQL) can
 substite this value with 1 or 0, but it can't be implemented on PostgreSQL.
 So, its better to use TRUE or FALSE value for boolean field type.

---
 system/database/DB_query_builder.php | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

(limited to 'system')

diff --git a/system/database/DB_query_builder.php b/system/database/DB_query_builder.php
index d0af66de1..969a25acb 100644
--- a/system/database/DB_query_builder.php
+++ b/system/database/DB_query_builder.php
@@ -432,7 +432,21 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
 				$k .= ' IS NULL';
 			}
 
-			if ( ! is_null($v))
+			if ( is_bool($v))
+			{
+				if ($escape === TRUE)
+				{
+					$k = $this->protect_identifiers($k, FALSE, $escape);
+
+					$v = ' '.($v ? 'TRUE' : 'FALSE');
+				}
+
+				if ( ! $this->_has_operator($k))
+				{
+					$k .= ' =';
+				}
+			}
+			else if ( ! is_null($v))
 			{
 				if ($escape === TRUE)
 				{
-- 
cgit v1.2.3-24-g4f1b


From b01d96f65a78528323b3917eec31c4ed8b58eb7b Mon Sep 17 00:00:00 2001
From: Soesapto Joeni Hantoro 
Date: Fri, 11 May 2012 11:18:38 +0700
Subject: simpler script, add boolean handling on DB_driver/escape

---
 system/database/DB_query_builder.php | 18 ++++--------------
 1 file changed, 4 insertions(+), 14 deletions(-)

(limited to 'system')

diff --git a/system/database/DB_query_builder.php b/system/database/DB_query_builder.php
index 969a25acb..8fa67ea06 100644
--- a/system/database/DB_query_builder.php
+++ b/system/database/DB_query_builder.php
@@ -432,26 +432,16 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
 				$k .= ' IS NULL';
 			}
 
-			if ( is_bool($v))
+			if ( ! is_null($v))
 			{
 				if ($escape === TRUE)
 				{
 					$k = $this->protect_identifiers($k, FALSE, $escape);
-
-					$v = ' '.($v ? 'TRUE' : 'FALSE');
+					$v = ' '.$this->escape($v);
 				}
-
-				if ( ! $this->_has_operator($k))
+				else if (is_bool($v))
 				{
-					$k .= ' =';
-				}
-			}
-			else if ( ! is_null($v))
-			{
-				if ($escape === TRUE)
-				{
-					$k = $this->protect_identifiers($k, FALSE, $escape);
-					$v = ' '.$this->escape($v);
+					$v = ' '.($v ? 'TRUE' : 'FALSE');
 				}
 
 				if ( ! $this->_has_operator($k))
-- 
cgit v1.2.3-24-g4f1b


From 938c7ef59991ed12b8634b292e2f8fc9fa385264 Mon Sep 17 00:00:00 2001
From: Soesapto Joeni Hantoro 
Date: Fri, 11 May 2012 11:21:43 +0700
Subject: Escaping boolean data type, some DBMS (e.g., postgre) need it

---
 system/database/DB_driver.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'system')

diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php
index ef77b594e..09513e267 100644
--- a/system/database/DB_driver.php
+++ b/system/database/DB_driver.php
@@ -696,7 +696,7 @@ abstract class CI_DB_driver {
 		}
 		elseif (is_bool($str))
 		{
-			return ($str === FALSE) ? 0 : 1;
+			return ($str === FALSE) ? "FALSE" : "TRUE";
 		}
 		elseif (is_null($str))
 		{
-- 
cgit v1.2.3-24-g4f1b


From ca7d822f224033196e0e327944a01f319c90f37f Mon Sep 17 00:00:00 2001
From: Andrey Andreev 
Date: Fri, 11 May 2012 10:59:09 +0300
Subject: User_agent library improvements

---
 system/libraries/User_agent.php | 24 ++++++++++++------------
 1 file changed, 12 insertions(+), 12 deletions(-)

(limited to 'system')

diff --git a/system/libraries/User_agent.php b/system/libraries/User_agent.php
index 0ac605fa4..ff596f04b 100644
--- a/system/libraries/User_agent.php
+++ b/system/libraries/User_agent.php
@@ -51,14 +51,14 @@ class CI_User_agent {
 	 * @var bool
 	 */
 	public $is_browser = FALSE;
-	
+
 	/**
 	 * Flag for if the user-agent is a robot
 	 *
 	 * @var bool
 	 */
 	public $is_robot = FALSE;
-	
+
 	/**
 	 * Flag for if the user-agent is a mobile browser
 	 *
@@ -72,7 +72,7 @@ class CI_User_agent {
 	 * @var array
 	 */
 	public $languages = array();
-	
+
 	/**
 	 * Character sets accepted by the current user agent
 	 *
@@ -86,21 +86,21 @@ class CI_User_agent {
 	 * @var array
 	 */
 	public $platforms = array();
-	
+
 	/**
 	 * List of browsers to compare against current user agent
 	 *
 	 * @var array
 	 */
 	public $browsers = array();
-	
+
 	/**
 	 * List of mobile browsers to compare against current user agent
 	 *
 	 * @var array
 	 */
 	public $mobiles = array();
-	
+
 	/**
 	 * List of robots to compare against current user agent
 	 *
@@ -114,28 +114,28 @@ class CI_User_agent {
 	 * @var string
 	 */
 	public $platform = '';
-	
+
 	/**
 	 * Current user-agent browser
 	 *
 	 * @var string
 	 */
 	public $browser = '';
-	
+
 	/**
 	 * Current user-agent version
 	 *
 	 * @var string
 	 */
 	public $version = '';
-	
+
 	/**
 	 * Current user-agent mobile name
 	 *
 	 * @var string
 	 */
 	public $mobile = '';
-	
+
 	/**
 	 * Current user-agent robot name
 	 *
@@ -330,7 +330,7 @@ class CI_User_agent {
 		{
 			foreach ($this->mobiles as $key => $val)
 			{
-				if (FALSE !== (strpos(strtolower($this->agent), $key)))
+				if (FALSE !== (stripos($this->agent, $key)))
 				{
 					$this->is_mobile = TRUE;
 					$this->mobile = $val;
@@ -604,7 +604,7 @@ class CI_User_agent {
 	/**
 	 * Test for a particular character set
 	 *
-	 * @param	string $charset
+	 * @param	string	$charset
 	 * @return	bool
 	 */
 	public function accept_charset($charset = 'utf-8')
-- 
cgit v1.2.3-24-g4f1b


From 46d53fb8799eb2f84798f0e7a5f57b065c2482e2 Mon Sep 17 00:00:00 2001
From: Andrey Andreev 
Date: Fri, 11 May 2012 13:42:24 +0300
Subject: Fix issue #1349

---
 system/libraries/Upload.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'system')

diff --git a/system/libraries/Upload.php b/system/libraries/Upload.php
index 4a4a66f73..24d4bd4d0 100644
--- a/system/libraries/Upload.php
+++ b/system/libraries/Upload.php
@@ -725,7 +725,7 @@ class CI_Upload {
 	public function get_extension($filename)
 	{
 		$x = explode('.', $filename);
-		return '.'.end($x);
+		return (count($x) !== 1) ? '.'.end($x) : '';
 	}
 
 	// --------------------------------------------------------------------
-- 
cgit v1.2.3-24-g4f1b


From fff6c2a3caa1ce14e58fcb3ee0d937d17985eea1 Mon Sep 17 00:00:00 2001
From: Andrey Andreev 
Date: Sun, 13 May 2012 22:15:23 +0300
Subject: Improve the solution for issue #1342

---
 system/libraries/Form_validation.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'system')

diff --git a/system/libraries/Form_validation.php b/system/libraries/Form_validation.php
index 73f607be8..c396580be 100644
--- a/system/libraries/Form_validation.php
+++ b/system/libraries/Form_validation.php
@@ -448,7 +448,7 @@ class CI_Form_validation {
 			{
 				$this->_field_data[$field]['postdata'] = $this->_reduce_array($validation_array, $row['keys']);
 			}
-			elseif (isset($validation_array[$field]))
+			elseif (isset($validation_array[$field]) && $validation_array[$field] !== '')
 			{
 				$this->_field_data[$field]['postdata'] = $validation_array[$field];
 			}
-- 
cgit v1.2.3-24-g4f1b


From 09069ddcecde9a0c66e41087e816567d420eb750 Mon Sep 17 00:00:00 2001
From: Timothy Warren 
Date: Mon, 14 May 2012 15:21:33 -0400
Subject: Move errors to views folder

---
 system/core/Exceptions.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'system')

diff --git a/system/core/Exceptions.php b/system/core/Exceptions.php
index 2e9f0c766..f9618044e 100755
--- a/system/core/Exceptions.php
+++ b/system/core/Exceptions.php
@@ -141,7 +141,7 @@ class CI_Exceptions {
 			ob_end_flush();
 		}
 		ob_start();
-		include(APPPATH.'errors/'.$template.'.php');
+		include(APPPATH.'views/errors/'.$template.'.php');
 		$buffer = ob_get_contents();
 		ob_end_clean();
 		return $buffer;
@@ -175,7 +175,7 @@ class CI_Exceptions {
 			ob_end_flush();
 		}
 		ob_start();
-		include(APPPATH.'errors/'.'error_php.php');
+		include(APPPATH.'views/errors/error_php.php');
 		$buffer = ob_get_contents();
 		ob_end_clean();
 		echo $buffer;
-- 
cgit v1.2.3-24-g4f1b


From f25b9295557f9d5fda1e0b2342964f17e26a390e Mon Sep 17 00:00:00 2001
From: Soesapto Joeni Hantoro 
Date: Tue, 15 May 2012 08:10:31 +0700
Subject: Escaping boolean data type on postgre

---
 system/database/drivers/postgre/postgre_driver.php | 101 +++++++++++++++++++++
 1 file changed, 101 insertions(+)

(limited to 'system')

diff --git a/system/database/drivers/postgre/postgre_driver.php b/system/database/drivers/postgre/postgre_driver.php
index 84bf768ee..915763ad7 100644
--- a/system/database/drivers/postgre/postgre_driver.php
+++ b/system/database/drivers/postgre/postgre_driver.php
@@ -310,6 +310,35 @@ class CI_DB_postgre_driver extends CI_DB {
 
 	// --------------------------------------------------------------------
 
+	/**
+	 * "Smart" Escape String
+	 *
+	 * Escapes data based on type
+	 * Sets boolean and null types
+	 *
+	 * @param	string
+	 * @return	mixed
+	 */
+	public function escape($str)
+	{
+		if (is_string($str) OR method_exists($str, '__toString'))
+		{
+			return "'".$this->escape_str($str)."'";
+		}
+		elseif (is_bool($str))
+		{
+			return $str ? "TRUE" : "FALSE";
+		}
+		elseif (is_null($str))
+		{
+			return 'NULL';
+		}
+
+		return $str;
+	}
+	
+	// --------------------------------------------------------------------
+
 	/**
 	 * Affected Rows
 	 *
@@ -557,6 +586,78 @@ class CI_DB_postgre_driver extends CI_DB {
 
 	// --------------------------------------------------------------------
 
+	/**
+	 * Where
+	 *
+	 * Called by where() or or_where()
+	 *
+	 * @param	mixed
+	 * @param	mixed
+	 * @param	string
+	 * @return	object
+	 *
+	 */
+	protected function _where($key, $value = NULL, $type = 'AND ', $escape = NULL)
+	{
+		$type = $this->_group_get_type($type);
+
+		if ( ! is_array($key))
+		{
+			$key = array($key => $value);
+		}
+
+		// If the escape value was not set will will base it on the global setting
+		if ( ! is_bool($escape))
+		{
+			$escape = $this->_protect_identifiers;
+		}
+
+		foreach ($key as $k => $v)
+		{
+			$prefix = (count($this->qb_where) === 0 && count($this->qb_cache_where) === 0) ? '' : $type;
+
+			if (is_null($v) && ! $this->_has_operator($k))
+			{
+				// value appears not to have been set, assign the test to IS NULL
+				$k .= ' IS NULL';
+			}
+
+			if ( ! is_null($v))
+			{
+				if ($escape === TRUE)
+				{
+					$k = $this->protect_identifiers($k, FALSE, $escape);
+					$v = ' '.$this->escape($v);
+				}
+				else if (is_bool($v))
+				{
+					$v = ' '.($v ? 'TRUE' : 'FALSE');
+				}
+
+				if ( ! $this->_has_operator($k))
+				{
+					$k .= ' = ';
+				}
+			}
+			else
+			{
+				$k = $this->protect_identifiers($k, FALSE, $escape);
+			}
+
+			$this->qb_where[] = $prefix.$k.$v;
+			if ($this->qb_caching === TRUE)
+			{
+				$this->qb_cache_where[] = $prefix.$k.$v;
+				$this->qb_cache_exists[] = 'where';
+			}
+
+		}
+
+		return $this;
+	}
+	
+	// --------------------------------------------------------------------
+
 	/**
 	 * Close DB Connection
 	 *
-- 
cgit v1.2.3-24-g4f1b


From 68fe7935a391b20dcf0cbdde9c1b49c697a6443b Mon Sep 17 00:00:00 2001
From: Soesapto Joeni Hantoro 
Date: Tue, 15 May 2012 08:19:29 +0700
Subject: Rollback changes, move it to postgre_driver

---
 system/database/DB_driver.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'system')

diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php
index 09513e267..ef77b594e 100644
--- a/system/database/DB_driver.php
+++ b/system/database/DB_driver.php
@@ -696,7 +696,7 @@ abstract class CI_DB_driver {
 		}
 		elseif (is_bool($str))
 		{
-			return ($str === FALSE) ? "FALSE" : "TRUE";
+			return ($str === FALSE) ? 0 : 1;
 		}
 		elseif (is_null($str))
 		{
-- 
cgit v1.2.3-24-g4f1b


From f79bdda8d823495b1f6524bd0cafb985860b7331 Mon Sep 17 00:00:00 2001
From: Soesapto Joeni Hantoro 
Date: Tue, 15 May 2012 08:20:24 +0700
Subject: Rollback changes, move it to postgre_driver

---
 system/database/DB_query_builder.php | 4 ----
 1 file changed, 4 deletions(-)

(limited to 'system')

diff --git a/system/database/DB_query_builder.php b/system/database/DB_query_builder.php
index 8fa67ea06..d0af66de1 100644
--- a/system/database/DB_query_builder.php
+++ b/system/database/DB_query_builder.php
@@ -439,10 +439,6 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
 					$k = $this->protect_identifiers($k, FALSE, $escape);
 					$v = ' '.$this->escape($v);
 				}
-				else if (is_bool($v))
-				{
-					$v = ' '.($v ? 'TRUE' : 'FALSE');
-				}
 
 				if ( ! $this->_has_operator($k))
 				{
-- 
cgit v1.2.3-24-g4f1b


From d2574db779d97f2a1ff8351b5a7c31c028601e17 Mon Sep 17 00:00:00 2001
From: Soesapto Joeni Hantoro 
Date: Tue, 15 May 2012 16:28:16 +0700
Subject: Escaping boolean data type for postgre

---
 system/database/drivers/postgre/postgre_driver.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'system')

diff --git a/system/database/drivers/postgre/postgre_driver.php b/system/database/drivers/postgre/postgre_driver.php
index 915763ad7..4b2fb7a9e 100644
--- a/system/database/drivers/postgre/postgre_driver.php
+++ b/system/database/drivers/postgre/postgre_driver.php
@@ -327,7 +327,7 @@ class CI_DB_postgre_driver extends CI_DB {
 		}
 		elseif (is_bool($str))
 		{
-			return $str ? "TRUE" : "FALSE";
+			return ($str) ? 'TRUE' : 'FALSE';
 		}
 		elseif (is_null($str))
 		{
@@ -629,7 +629,7 @@ class CI_DB_postgre_driver extends CI_DB {
 					$k = $this->protect_identifiers($k, FALSE, $escape);
 					$v = ' '.$this->escape($v);
 				}
-				else if (is_bool($v))
+				elseif (is_bool($v))
 				{
 					$v = ' '.($v ? 'TRUE' : 'FALSE');
 				}
-- 
cgit v1.2.3-24-g4f1b


From dabeaa11ca2076935e5091e0f9e90ff9c4593962 Mon Sep 17 00:00:00 2001
From: Soesapto Joeni Hantoro 
Date: Tue, 15 May 2012 16:37:46 +0700
Subject: Escaping boolean data type for postgre

---
 system/database/drivers/postgre/postgre_driver.php | 12 ++----------
 1 file changed, 2 insertions(+), 10 deletions(-)

(limited to 'system')

diff --git a/system/database/drivers/postgre/postgre_driver.php b/system/database/drivers/postgre/postgre_driver.php
index 4b2fb7a9e..670eb549d 100644
--- a/system/database/drivers/postgre/postgre_driver.php
+++ b/system/database/drivers/postgre/postgre_driver.php
@@ -321,20 +321,12 @@ class CI_DB_postgre_driver extends CI_DB {
 	 */
 	public function escape($str)
 	{
-		if (is_string($str) OR method_exists($str, '__toString'))
-		{
-			return "'".$this->escape_str($str)."'";
-		}
-		elseif (is_bool($str))
+		if (is_bool($str))
 		{
 			return ($str) ? 'TRUE' : 'FALSE';
 		}
-		elseif (is_null($str))
-		{
-			return 'NULL';
-		}
 
-		return $str;
+		return parent::escape($str);
 	}
 	
 	// --------------------------------------------------------------------
-- 
cgit v1.2.3-24-g4f1b


From 242925bc084e4d606d5f34bdb49bdf9f5235ec32 Mon Sep 17 00:00:00 2001
From: Andrey Andreev 
Date: Tue, 15 May 2012 13:03:51 +0300
Subject: Minor changes on the pull #1355 additions

---
 system/database/drivers/postgre/postgre_driver.php | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

(limited to 'system')

diff --git a/system/database/drivers/postgre/postgre_driver.php b/system/database/drivers/postgre/postgre_driver.php
index 670eb549d..17bd37b38 100644
--- a/system/database/drivers/postgre/postgre_driver.php
+++ b/system/database/drivers/postgre/postgre_driver.php
@@ -328,7 +328,7 @@ class CI_DB_postgre_driver extends CI_DB {
 
 		return parent::escape($str);
 	}
-	
+
 	// --------------------------------------------------------------------
 
 	/**
@@ -623,7 +623,7 @@ class CI_DB_postgre_driver extends CI_DB {
 				}
 				elseif (is_bool($v))
 				{
-					$v = ' '.($v ? 'TRUE' : 'FALSE');
+					$v = ($v ? ' TRUE' : ' FALSE');
 				}
 
 				if ( ! $this->_has_operator($k))
@@ -647,7 +647,7 @@ class CI_DB_postgre_driver extends CI_DB {
 
 		return $this;
 	}
-	
+
 	// --------------------------------------------------------------------
 
 	/**
@@ -664,4 +664,4 @@ class CI_DB_postgre_driver extends CI_DB {
 }
 
 /* End of file postgre_driver.php */
-/* Location: ./system/database/drivers/postgre/postgre_driver.php */
+/* Location: ./system/database/drivers/postgre/postgre_driver.php */
\ No newline at end of file
-- 
cgit v1.2.3-24-g4f1b


From 94e74bf0f8ae82a28c70fe1a3cb76a01f6c50fd8 Mon Sep 17 00:00:00 2001
From: Alan Jenkins 
Date: Wed, 16 May 2012 17:20:56 +0100
Subject: If we want E_STRICT, don't suppress it!

15be8fc "Changed the 'development' environment default error
         reporting to included E_STRICT"

Not present in any tagged release, so
no need for -stable or a changlelog entry.
---
 system/core/Common.php | 10 ----------
 1 file changed, 10 deletions(-)

(limited to 'system')

diff --git a/system/core/Common.php b/system/core/Common.php
index 78aa6e874..ec94c528b 100644
--- a/system/core/Common.php
+++ b/system/core/Common.php
@@ -487,16 +487,6 @@ if ( ! function_exists('_exception_handler'))
 	 */
 	function _exception_handler($severity, $message, $filepath, $line)
 	{
-		 // We don't bother with "strict" notices since they tend to fill up
-		 // the log file with excess information that isn't normally very helpful.
-		 // For example, if you are running PHP 5 and you use version 4 style
-		 // class functions (without prefixes like "public", "private", etc.)
-		 // you'll get notices telling you that these have been deprecated.
-		if ($severity == E_STRICT)
-		{
-			return;
-		}
-
 		$_error =& load_class('Exceptions', 'core');
 
 		// Should we display the error? We'll get the current error_reporting
-- 
cgit v1.2.3-24-g4f1b


From e2c374fc474f91cc1c04aaae68e15cef6984f494 Mon Sep 17 00:00:00 2001
From: Alexander Hofstede 
Date: Thu, 17 May 2012 00:28:08 +0200
Subject: Check cookie against md5 regex.

Otherwise, cookie can contain arbitrary injected code that gets sent
back directly to the browser.
---
 system/core/Security.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'system')

diff --git a/system/core/Security.php b/system/core/Security.php
index a3e227437..6f5ac1ed8 100755
--- a/system/core/Security.php
+++ b/system/core/Security.php
@@ -848,7 +848,7 @@ class CI_Security {
 			// each page load since a page could contain embedded
 			// sub-pages causing this feature to fail
 			if (isset($_COOKIE[$this->_csrf_cookie_name]) &&
-				$_COOKIE[$this->_csrf_cookie_name] != '')
+				preg_match('#^[0-9a-f]{32}$#iS', $_COOKIE[$this->_csrf_cookie_name]) === 1)
 			{
 				return $this->_csrf_hash = $_COOKIE[$this->_csrf_cookie_name];
 			}
-- 
cgit v1.2.3-24-g4f1b


From 92ebfb65ac044f5c2e6d88fba137253854cf1b94 Mon Sep 17 00:00:00 2001
From: Andrey Andreev 
Date: Thu, 17 May 2012 12:49:24 +0300
Subject: Cleanup the core classes

---
 system/core/Benchmark.php   |  6 ++--
 system/core/CodeIgniter.php |  2 +-
 system/core/Common.php      |  6 ++--
 system/core/Config.php      | 27 +++++++++---------
 system/core/Controller.php  |  7 +++--
 system/core/Exceptions.php  | 12 ++++----
 system/core/Hooks.php       |  6 ++--
 system/core/Input.php       | 31 ++++++++++-----------
 system/core/Loader.php      | 35 +++++++++++------------
 system/core/Model.php       |  3 ++
 system/core/Output.php      | 18 ++++++------
 system/core/Router.php      | 25 ++++++++---------
 system/core/Security.php    | 18 ++++++------
 system/core/URI.php         | 67 ++++++++++++++++++++++-----------------------
 system/core/Utf8.php        |  4 ++-
 15 files changed, 135 insertions(+), 132 deletions(-)

(limited to 'system')

diff --git a/system/core/Benchmark.php b/system/core/Benchmark.php
index c17e95a19..bb630f40b 100755
--- a/system/core/Benchmark.php
+++ b/system/core/Benchmark.php
@@ -25,13 +25,11 @@
  * @filesource
  */
 
-// ------------------------------------------------------------------------
-
 /**
  * CodeIgniter Benchmark Class
  *
  * This class enables you to mark points and calculate the time difference
- * between them.  Memory consumption can also be displayed.
+ * between them. Memory consumption can also be displayed.
  *
  * @package		CodeIgniter
  * @subpackage	Libraries
@@ -119,4 +117,4 @@ class CI_Benchmark {
 }
 
 /* End of file Benchmark.php */
-/* Location: ./system/core/Benchmark.php */
+/* Location: ./system/core/Benchmark.php */
\ No newline at end of file
diff --git a/system/core/CodeIgniter.php b/system/core/CodeIgniter.php
index 349f9f2d0..00db6e13a 100755
--- a/system/core/CodeIgniter.php
+++ b/system/core/CodeIgniter.php
@@ -31,7 +31,7 @@
  * Loads the base classes and executes the request.
  *
  * @package		CodeIgniter
- * @subpackage	codeigniter
+ * @subpackage	CodeIgniter
  * @category	Front-controller
  * @author		EllisLab Dev Team
  * @link		http://codeigniter.com/user_guide/
diff --git a/system/core/Common.php b/system/core/Common.php
index 78aa6e874..8b897776f 100644
--- a/system/core/Common.php
+++ b/system/core/Common.php
@@ -31,7 +31,7 @@
  * Loads the base classes and executes the request.
  *
  * @package		CodeIgniter
- * @subpackage	codeigniter
+ * @subpackage	CodeIgniter
  * @category	Common Functions
  * @author		EllisLab Dev Team
  * @link		http://codeigniter.com/user_guide/
@@ -57,7 +57,7 @@ if ( ! function_exists('is_php'))
 
 		if ( ! isset($_is_php[$version]))
 		{
-			$_is_php[$version] = (version_compare(PHP_VERSION, $version) < 0) ? FALSE : TRUE;
+			$_is_php[$version] = (version_compare(PHP_VERSION, $version) >= 0);
 		}
 
 		return $_is_php[$version];
@@ -506,7 +506,7 @@ if ( ! function_exists('_exception_handler'))
 			$_error->show_php_error($severity, $message, $filepath, $line);
 		}
 
-		// Should we log the error?  No?  We're done...
+		// Should we log the error? No? We're done...
 		if (config_item('log_threshold') == 0)
 		{
 			return;
diff --git a/system/core/Config.php b/system/core/Config.php
index 9cebe6c86..c07ffa591 100755
--- a/system/core/Config.php
+++ b/system/core/Config.php
@@ -25,8 +25,6 @@
  * @filesource
  */
 
-// ------------------------------------------------------------------------
-
 /**
  * CodeIgniter Config Class
  *
@@ -46,14 +44,14 @@ class CI_Config {
 	 * @var array
 	 */
 	public $config =	array();
-	
+
 	/**
 	 * List of all loaded config files
 	 *
 	 * @var array
 	 */
 	public $is_loaded =	array();
-	
+
 	/**
 	 * List of paths to search when trying to load a config file.
 	 * This must be public as it's used by the Loader class.
@@ -77,9 +75,9 @@ class CI_Config {
 		{
 			if (isset($_SERVER['HTTP_HOST']))
 			{
-				$base_url = ! empty($_SERVER['HTTPS']) && strtolower($_SERVER['HTTPS']) !== 'off' ? 'https' : 'http';
-				$base_url .= '://'. $_SERVER['HTTP_HOST']
-					. str_replace(basename($_SERVER['SCRIPT_NAME']), '', $_SERVER['SCRIPT_NAME']);
+				$base_url = ( ! empty($_SERVER['HTTPS']) && strtolower($_SERVER['HTTPS']) !== 'off') ? 'https' : 'http';
+				$base_url .= '://'.$_SERVER['HTTP_HOST']
+					.str_replace(basename($_SERVER['SCRIPT_NAME']), '', $_SERVER['SCRIPT_NAME']);
 			}
 			else
 			{
@@ -96,9 +94,9 @@ class CI_Config {
 	 * Load Config File
 	 *
 	 * @param	string	the config file name
-	 * @param	boolean	if configuration values should be loaded into their own section
-	 * @param	boolean	true if errors should just return false, false if an error message should be displayed
-	 * @return	boolean	if the file was loaded correctly
+	 * @param	bool	if configuration values should be loaded into their own section
+	 * @param	bool	true if errors should just return false, false if an error message should be displayed
+	 * @return	bool	if the file was loaded correctly
 	 */
 	public function load($file = '', $use_sections = FALSE, $fail_gracefully = FALSE)
 	{
@@ -254,8 +252,8 @@ class CI_Config {
 	 * Base URL
 	 * Returns base_url [. uri_string]
 	 *
-	 * @param string $uri
-	 * @return string
+	 * @param	string	$uri
+	 * @return	string
 	 */
 	public function base_url($uri = '')
 	{
@@ -267,8 +265,8 @@ class CI_Config {
 	/**
 	 * Build URI string for use in Config::site_url() and Config::base_url()
 	 *
-	 * @param  mixed $uri
-	 * @return string
+	 * @param	mixed	$uri
+	 * @return	string
 	 */
 	protected function _uri_string($uri)
 	{
@@ -345,6 +343,7 @@ class CI_Config {
 			}
 		}
 	}
+
 }
 
 /* End of file Config.php */
diff --git a/system/core/Controller.php b/system/core/Controller.php
index 1f69146d0..491414807 100644
--- a/system/core/Controller.php
+++ b/system/core/Controller.php
@@ -48,6 +48,8 @@ class CI_Controller {
 
 	/**
 	 * Set up controller properties and methods
+	 *
+	 * @return	void
 	 */
 	public function __construct()
 	{
@@ -67,14 +69,15 @@ class CI_Controller {
 	}
 
 	/**
-	 * Return the CI object 
+	 * Return the CI object
 	 *
-	 * @return object
+	 * @return	object
 	 */
 	public static function &get_instance()
 	{
 		return self::$instance;
 	}
+
 }
 
 /* End of file Controller.php */
diff --git a/system/core/Exceptions.php b/system/core/Exceptions.php
index 2e9f0c766..965a717ad 100755
--- a/system/core/Exceptions.php
+++ b/system/core/Exceptions.php
@@ -65,6 +65,8 @@ class CI_Exceptions {
 
 	/**
 	 * Initialize execption class
+	 *
+	 * @return	void
 	 */
 	public function __construct()
 	{
@@ -87,7 +89,7 @@ class CI_Exceptions {
 	 */
 	public function log_exception($severity, $message, $filepath, $line)
 	{
-		$severity = ( ! isset($this->levels[$severity])) ? $severity : $this->levels[$severity];
+		$severity = isset($this->levels[$severity]) ? $this->levels[$severity] : $severity;
 		log_message('error', 'Severity: '.$severity.'  --> '.$message. ' '.$filepath.' '.$line, TRUE);
 	}
 
@@ -127,14 +129,14 @@ class CI_Exceptions {
 	 * @param	string	the heading
 	 * @param	string	the message
 	 * @param	string	the template name
-	 * @param 	int		the status code
+	 * @param 	int	the status code
 	 * @return	string
 	 */
 	public function show_error($heading, $message, $template = 'error_general', $status_code = 500)
 	{
 		set_status_header($status_code);
 
-		$message = '
'.implode('
', ( ! is_array($message)) ? array($message) : $message).'
';
+		$message = '
'.implode('
', is_array($message) ? $message : array($message)).'
';
 
 		if (ob_get_level() > $this->ob_level + 1)
 		{
@@ -160,7 +162,7 @@ class CI_Exceptions {
 	 */
 	public function show_php_error($severity, $message, $filepath, $line)
 	{
-		$severity = ( ! isset($this->levels[$severity])) ? $severity : $this->levels[$severity];
+		$severity = isset($this->levels[$severity]) ? $this->levels[$severity] : $severity;
 		$filepath = str_replace('\\', '/', $filepath);
 
 		// For safety reasons we do not show the full file path
@@ -175,7 +177,7 @@ class CI_Exceptions {
 			ob_end_flush();
 		}
 		ob_start();
-		include(APPPATH.'errors/'.'error_php.php');
+		include(APPPATH.'errors/error_php.php');
 		$buffer = ob_get_contents();
 		ob_end_clean();
 		echo $buffer;
diff --git a/system/core/Hooks.php b/system/core/Hooks.php
index b42ecbe20..5bbb0009a 100755
--- a/system/core/Hooks.php
+++ b/system/core/Hooks.php
@@ -44,14 +44,14 @@ class CI_Hooks {
 	 * @var bool
 	 */
 	public $enabled =	FALSE;
-	
+
 	/**
 	 * List of all hooks set in config/hooks.php
 	 *
 	 * @var array
 	 */
 	public $hooks =	array();
-	
+
 	/**
 	 * Determines wether hook is in progress, used to prevent infinte loops
 	 *
@@ -152,7 +152,7 @@ class CI_Hooks {
 
 		// If the script being called happens to have the same
 		// hook call within it a loop can happen
-		if ($this->in_progress == TRUE)
+		if ($this->in_progress === TRUE)
 		{
 			return;
 		}
diff --git a/system/core/Input.php b/system/core/Input.php
index fc2a550bc..e916ac66d 100755
--- a/system/core/Input.php
+++ b/system/core/Input.php
@@ -44,28 +44,28 @@ class CI_Input {
 	 * @var string
 	 */
 	public $ip_address =	FALSE;
-	
+
 	/**
 	 * user agent (web browser) being used by the current user
 	 *
 	 * @var string
 	 */
 	public $user_agent =	FALSE;
-	
+
 	/**
 	 * If FALSE, then $_GET will be set to an empty array
 	 *
 	 * @var bool
 	 */
 	protected $_allow_get_array =	TRUE;
-	
+
 	/**
 	 * If TRUE, then newlines are standardized
 	 *
 	 * @var bool
 	 */
 	protected $_standardize_newlines =	TRUE;
-	
+
 	/**
 	 * Determines whether the XSS filter is always active when GET, POST or COOKIE data is encountered
 	 * Set automatically based on config setting
@@ -73,7 +73,7 @@ class CI_Input {
 	 * @var bool
 	 */
 	protected $_enable_xss =	FALSE;
-	
+
 	/**
 	 * Enables a CSRF cookie token to be set.
 	 * Set automatically based on config setting
@@ -81,7 +81,7 @@ class CI_Input {
 	 * @var bool
 	 */
 	protected $_enable_csrf =	FALSE;
-	
+
 	/**
 	 * List of all HTTP request headers
 	 *
@@ -94,6 +94,8 @@ class CI_Input {
 	 *
 	 * Sets whether to globally enable the XSS processing
 	 * and whether to allow the $_GET array
+	 *
+	 * @return	void
 	 */
 	public function __construct()
 	{
@@ -438,15 +440,7 @@ class CI_Input {
 		// This is effectively the same as register_globals = off
 		foreach (array($_GET, $_POST, $_COOKIE) as $global)
 		{
-			if ( ! is_array($global))
-			{
-				if ( ! in_array($global, $protected))
-				{
-					global $$global;
-					$$global = NULL;
-				}
-			}
-			else
+			if (is_array($global))
 			{
 				foreach ($global as $key => $val)
 				{
@@ -457,6 +451,11 @@ class CI_Input {
 					}
 				}
 			}
+			elseif ( ! in_array($global, $protected))
+			{
+				global $$global;
+				$$global = NULL;
+			}
 		}
 
 		// Is $_GET data allowed? If not we'll set the $_GET to an empty array
@@ -605,7 +604,7 @@ class CI_Input {
 	 * In Apache, you can simply call apache_request_headers(), however for
 	 * people running other webservers the function is undefined.
 	 *
-	 * @param	bool XSS cleaning
+	 * @param	bool	XSS cleaning
 	 * @return	array
 	 */
 	public function request_headers($xss_clean = FALSE)
diff --git a/system/core/Loader.php b/system/core/Loader.php
index bf7f6cb02..3eb09e6ab 100644
--- a/system/core/Loader.php
+++ b/system/core/Loader.php
@@ -32,8 +32,8 @@
  *
  * @package		CodeIgniter
  * @subpackage	Libraries
- * @author		EllisLab Dev Team
  * @category	Loader
+ * @author		EllisLab Dev Team
  * @link		http://codeigniter.com/user_guide/libraries/loader.html
  */
 class CI_Loader {
@@ -45,77 +45,77 @@ class CI_Loader {
 	 * @var int
 	 */
 	protected $_ci_ob_level;
-	
+
 	/**
 	 * List of paths to load views from
 	 *
 	 * @var array
 	 */
 	protected $_ci_view_paths =	array();
-	
+
 	/**
 	 * List of paths to load libraries from
 	 *
 	 * @var array
 	 */
 	protected $_ci_library_paths =	array();
-	
+
 	/**
 	 * List of paths to load models from
 	 *
 	 * @var array
 	 */
 	protected $_ci_model_paths =	array();
-	
+
 	/**
 	 * List of paths to load helpers from
 	 *
 	 * @var array
 	 */
 	protected $_ci_helper_paths =	array();
-	
+
 	/**
 	 * List of loaded base classes
 	 *
 	 * @var array
 	 */
 	protected $_base_classes =	array(); // Set by the controller class
-	
+
 	/**
 	 * List of cached variables
 	 *
 	 * @var array
 	 */
 	protected $_ci_cached_vars =	array();
-	
+
 	/**
 	 * List of loaded classes
 	 *
 	 * @var array
 	 */
 	protected $_ci_classes =	array();
-	
+
 	/**
 	 * List of loaded files
 	 *
 	 * @var array
 	 */
 	protected $_ci_loaded_files =	array();
-	
+
 	/**
 	 * List of loaded models
 	 *
 	 * @var array
 	 */
 	protected $_ci_models =	array();
-	
+
 	/**
 	 * List of loaded helpers
 	 *
 	 * @var array
 	 */
 	protected $_ci_helpers =	array();
-	
+
 	/**
 	 * List of class name mappings
 	 *
@@ -130,6 +130,8 @@ class CI_Loader {
 	 * Constructor
 	 *
 	 * Sets the path to the view files and gets the initial output buffering level
+	 *
+	 * @return	void
 	 */
 	public function __construct()
 	{
@@ -178,12 +180,7 @@ class CI_Loader {
 	 */
 	public function is_loaded($class)
 	{
-		if (isset($this->_ci_classes[$class]))
-		{
-			return $this->_ci_classes[$class];
-		}
-
-		return FALSE;
+		return isset($this->_ci_classes[$class]) ? $this->_ci_classes[$class] : FALSE;
 	}
 
 	// --------------------------------------------------------------------
@@ -1263,4 +1260,4 @@ class CI_Loader {
 }
 
 /* End of file Loader.php */
-/* Location: ./system/core/Loader.php */
+/* Location: ./system/core/Loader.php */
\ No newline at end of file
diff --git a/system/core/Model.php b/system/core/Model.php
index 7c9971970..9bc9f879f 100755
--- a/system/core/Model.php
+++ b/system/core/Model.php
@@ -38,6 +38,8 @@ class CI_Model {
 
 	/**
 	 * Initialize CI_Model Class
+	 *
+	 * @return	void
 	 */
 	public function __construct()
 	{
@@ -57,6 +59,7 @@ class CI_Model {
 		$CI =& get_instance();
 		return $CI->$key;
 	}
+
 }
 
 /* End of file Model.php */
diff --git a/system/core/Output.php b/system/core/Output.php
index 513c657a6..c8feb4e67 100755
--- a/system/core/Output.php
+++ b/system/core/Output.php
@@ -44,49 +44,49 @@ class CI_Output {
 	 * @var string
 	 */
 	public $final_output;
-	
+
 	/**
 	 * Cache expiration time
 	 *
 	 * @var int
 	 */
 	public $cache_expiration =	0;
-	
+
 	/**
 	 * List of server headers
 	 *
 	 * @var array
 	 */
 	public $headers =	array();
-	
+
 	/**
 	 * List of mime types
 	 *
 	 * @var array
 	 */
 	public $mime_types =	array();
-	
+
 	/**
 	 * Determines wether profiler is enabled
 	 *
 	 * @var book
 	 */
 	public $enable_profiler =	FALSE;
-	
+
 	/**
 	 * Determines if output compression is enabled
 	 *
 	 * @var bool
 	 */
 	protected $_zlib_oc =	FALSE;
-	
+
 	/**
 	 * List of profiler sections
 	 *
 	 * @var array
 	 */
 	protected $_profiler_sections =	array();
-	
+
 	/**
 	 * Whether or not to parse variables like {elapsed_time} and {memory_usage}
 	 *
@@ -96,6 +96,8 @@ class CI_Output {
 
 	/**
 	 * Set up Output class
+	 *
+	 * @return	void
 	 */
 	public function __construct()
 	{
@@ -177,7 +179,7 @@ class CI_Output {
 	 *
 	 * Lets you set a server header which will be outputted with the final display.
 	 *
-	 * Note:  If a file is cached, headers will not be sent.  We need to figure out
+	 * Note: If a file is cached, headers will not be sent. We need to figure out
 	 * how to permit header data to be saved with the cache data...
 	 *
 	 * @param	string
diff --git a/system/core/Router.php b/system/core/Router.php
index 9314052fe..5ea13797b 100755
--- a/system/core/Router.php
+++ b/system/core/Router.php
@@ -32,8 +32,8 @@
  *
  * @package		CodeIgniter
  * @subpackage	Libraries
- * @author		EllisLab Dev Team
  * @category	Libraries
+ * @author		EllisLab Dev Team
  * @link		http://codeigniter.com/user_guide/general/routing.html
  */
 class CI_Router {
@@ -44,42 +44,42 @@ class CI_Router {
 	 * @var object
 	 */
 	public $config;
-	
+
 	/**
 	 * List of routes
 	 *
 	 * @var array
 	 */
 	public $routes =	array();
-	
+
 	/**
 	 * List of error routes
 	 *
 	 * @var array
 	 */
 	public $error_routes =	array();
-	
+
 	/**
 	 * Current class name
 	 *
 	 * @var string
 	 */
-	public $class =	'';
-	
+	public $class =		'';
+
 	/**
 	 * Current method name
 	 *
 	 * @var string
 	 */
 	public $method =	'index';
-	
+
 	/**
 	 * Sub-directory that contains the requested controller class
 	 *
 	 * @var string
 	 */
 	public $directory =	'';
-	
+
 	/**
 	 * Default controller (and method if specific)
 	 *
@@ -91,6 +91,8 @@ class CI_Router {
 	 * Constructor
 	 *
 	 * Runs the route mapping function.
+	 *
+	 * @return	void
 	 */
 	public function __construct()
 	{
@@ -433,12 +435,7 @@ class CI_Router {
 	 */
 	public function fetch_method()
 	{
-		if ($this->method == $this->fetch_class())
-		{
-			return 'index';
-		}
-
-		return $this->method;
+		return ($this->method == $this->fetch_class()) ? 'index' : $this->method;
 	}
 
 	// --------------------------------------------------------------------
diff --git a/system/core/Security.php b/system/core/Security.php
index c82b69ff9..81b6602ae 100755
--- a/system/core/Security.php
+++ b/system/core/Security.php
@@ -102,9 +102,11 @@ class CI_Security {
 		'Redirect\s+302',
 		"([\"'])?data\s*:[^\\1]*?base64[^\\1]*?,[^\\1]*?\\1?"
 	);
-	
+
 	/**
 	 * Initialize security class
+	 *
+	 * @return	void
 	 */
 	public function __construct()
 	{
@@ -201,11 +203,11 @@ class CI_Security {
 		}
 
 		setcookie(
-			$this->_csrf_cookie_name, 
-			$this->_csrf_hash, 
-			$expire, 
-			config_item('cookie_path'), 
-			config_item('cookie_domain'), 
+			$this->_csrf_cookie_name,
+			$this->_csrf_hash,
+			$expire,
+			config_item('cookie_path'),
+			config_item('cookie_domain'),
 			$secure_cookie,
 			config_item('cookie_httponly')
 		);
@@ -626,7 +628,7 @@ class CI_Security {
 			// replace illegal attribute strings that are inside an html tag
 			if (count($attribs) > 0)
 			{
-				$str = preg_replace("/<(\/?[^><]+?)([^A-Za-z<>\-])(.*?)(".implode('|', $attribs).")(.*?)([\s><])([><]*)/i", '<$1 $3$5$6$7', $str, -1, $count);
+				$str = preg_replace('/<(\/?[^><]+?)([^A-Za-z<>\-])(.*?)('.implode('|', $attribs).')(.*?)([\s><])([><]*)/i', '<$1 $3$5$6$7', $str, -1, $count);
 			}
 
 		} while ($count);
@@ -844,4 +846,4 @@ class CI_Security {
 }
 
 /* End of file Security.php */
-/* Location: ./system/core/Security.php */
+/* Location: ./system/core/Security.php */
\ No newline at end of file
diff --git a/system/core/URI.php b/system/core/URI.php
index cf82c5838..e66cb6dc5 100755
--- a/system/core/URI.php
+++ b/system/core/URI.php
@@ -22,6 +22,7 @@
  * @license		http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0)
  * @link		http://codeigniter.com
  * @since		Version 1.0
+ * @filesource
  */
 
 /**
@@ -43,21 +44,21 @@ class CI_URI {
 	 * @var array
 	 */
 	public $keyval =	array();
-	
+
 	/**
 	 * Current uri string
 	 *
 	 * @var string
 	 */
 	public $uri_string;
-	
+
 	/**
 	 * List of uri segments
 	 *
 	 * @var array
 	 */
 	public $segments =	array();
-	
+
 	/**
 	 * Re-indexed list of uri segments
 	 * Starts at 1 instead of 0
@@ -72,6 +73,8 @@ class CI_URI {
 	 * Simply globalizes the $RTR object. The front
 	 * loads the Router class early on so it's not available
 	 * normally as other classes are.
+	 *
+	 * @return	void
 	 */
 	public function __construct()
 	{
@@ -148,7 +151,7 @@ class CI_URI {
 			return;
 		}
 
-		$path = (isset($_SERVER[$uri])) ? $_SERVER[$uri] : @getenv($uri);
+		$path = isset($_SERVER[$uri]) ? $_SERVER[$uri] : @getenv($uri);
 		$this->_set_uri_string($path);
 	}
 
@@ -181,7 +184,7 @@ class CI_URI {
 	 */
 	protected function _detect_uri()
 	{
-		if ( ! isset($_SERVER['REQUEST_URI']) OR ! isset($_SERVER['SCRIPT_NAME']))
+		if ( ! isset($_SERVER['REQUEST_URI'], $_SERVER['SCRIPT_NAME']))
 		{
 			return '';
 		}
@@ -227,20 +230,19 @@ class CI_URI {
 	}
 
 	// --------------------------------------------------------------------
-	
+
 	/**
 	 * Is cli Request?
 	 *
 	 * Duplicate of function from the Input class to test to see if a request was made from the command line
 	 *
-	 * @return 	boolean
+	 * @return 	bool
 	 */
 	protected function _is_cli_request()
 	{
-		return (php_sapi_name() == 'cli') OR defined('STDIN');
+		return (php_sapi_name() === 'cli') OR defined('STDIN');
 	}
 
-	
 	// --------------------------------------------------------------------
 
 	/**
@@ -253,7 +255,7 @@ class CI_URI {
 	protected function _parse_cli_args()
 	{
 		$args = array_slice($_SERVER['argv'], 1);
-		return $args ? '/' . implode('/', $args) : '';
+		return $args ? '/'.implode('/', $args) : '';
 	}
 
 	// --------------------------------------------------------------------
@@ -327,7 +329,7 @@ class CI_URI {
 	}
 
 	// --------------------------------------------------------------------
-	
+
 	/**
 	 * Re-index Segments
 	 *
@@ -355,13 +357,13 @@ class CI_URI {
 	 *
 	 * This function returns the URI segment based on the number provided.
 	 *
-	 * @param	integer
+	 * @param	int
 	 * @param	bool
 	 * @return	string
 	 */
 	public function segment($n, $no_result = FALSE)
 	{
-		return ( ! isset($this->segments[$n])) ? $no_result : $this->segments[$n];
+		return isset($this->segments[$n]) ? $this->segments[$n] : $no_result;
 	}
 
 	// --------------------------------------------------------------------
@@ -370,16 +372,16 @@ class CI_URI {
 	 * Fetch a URI "routed" Segment
 	 *
 	 * This function returns the re-routed URI segment (assuming routing rules are used)
-	 * based on the number provided.  If there is no routing this function returns the
+	 * based on the number provided. If there is no routing this function returns the
 	 * same result as $this->segment()
 	 *
-	 * @param	integer
+	 * @param	int
 	 * @param	bool
 	 * @return	string
 	 */
 	public function rsegment($n, $no_result = FALSE)
 	{
-		return ( ! isset($this->rsegments[$n])) ? $no_result : $this->rsegments[$n];
+		return isset($this->rsegments[$n]) ? $this->rsegments[$n] : $no_result;
 	}
 
 	// --------------------------------------------------------------------
@@ -400,7 +402,7 @@ class CI_URI {
 	 *			gender => male
 	 *		 )
 	 *
-	 * @param	integer	the starting segment number
+	 * @param	int	the starting segment number
 	 * @param	array	an array of default values
 	 * @return	array
 	 */
@@ -408,13 +410,13 @@ class CI_URI {
 	{
 		return $this->_uri_to_assoc($n, $default, 'segment');
 	}
-	
+
 	// --------------------------------------------------------------------
-	
+
 	/**
 	 * Identical to above only it uses the re-routed segment array
 	 *
-	 * @param 	integer	the starting segment number
+	 * @param 	int	the starting segment number
 	 * @param 	array	an array of default values
 	 * @return 	array
 	 */
@@ -428,7 +430,7 @@ class CI_URI {
 	/**
 	 * Generate a key value pair from the URI string or Re-routed URI string
 	 *
-	 * @param	integer	the starting segment number
+	 * @param	int	the starting segment number
 	 * @param	array	an array of default values
 	 * @param	string	which array we should use
 	 * @return	array
@@ -458,12 +460,9 @@ class CI_URI {
 
 		if ($this->$total_segments() < $n)
 		{
-			if (count($default) === 0)
-			{
-				return array();
-			}
-
-			return array_fill_keys($default, FALSE);
+			return (count($default) === 0)
+				? array()
+				: array_fill_keys($default, FALSE);
 		}
 
 		$segments = array_slice($this->$segment_array(), ($n - 1));
@@ -512,7 +511,7 @@ class CI_URI {
 	public function assoc_to_uri($array)
 	{
 		$temp = array();
-		foreach ((array)$array as $key => $val)
+		foreach ( (array) $array as $key => $val)
 		{
 			$temp[] = $key;
 			$temp[] = $val;
@@ -526,7 +525,7 @@ class CI_URI {
 	/**
 	 * Fetch a URI Segment and add a trailing slash
 	 *
-	 * @param	integer
+	 * @param	int
 	 * @param	string
 	 * @return	string
 	 */
@@ -540,7 +539,7 @@ class CI_URI {
 	/**
 	 * Fetch a URI Segment and add a trailing slash
 	 *
-	 * @param	integer
+	 * @param	int
 	 * @param	string
 	 * @return	string
 	 */
@@ -554,7 +553,7 @@ class CI_URI {
 	/**
 	 * Fetch a URI Segment and add a trailing slash - helper function
 	 *
-	 * @param	integer
+	 * @param	int
 	 * @param	string
 	 * @param	string
 	 * @return	string
@@ -604,7 +603,7 @@ class CI_URI {
 	/**
 	 * Total number of segments
 	 *
-	 * @return	integer
+	 * @return	int
 	 */
 	public function total_segments()
 	{
@@ -616,7 +615,7 @@ class CI_URI {
 	/**
 	 * Total number of routed segments
 	 *
-	 * @return	integer
+	 * @return	int
 	 */
 	public function total_rsegments()
 	{
@@ -651,4 +650,4 @@ class CI_URI {
 }
 
 /* End of file URI.php */
-/* Location: ./system/core/URI.php */
+/* Location: ./system/core/URI.php */
\ No newline at end of file
diff --git a/system/core/Utf8.php b/system/core/Utf8.php
index 122020aea..a6faa84ec 100644
--- a/system/core/Utf8.php
+++ b/system/core/Utf8.php
@@ -42,6 +42,8 @@ class CI_Utf8 {
 	 * Constructor
 	 *
 	 * Determines if UTF-8 support is to be enabled
+	 *
+	 * @return	void
 	 */
 	public function __construct()
 	{
@@ -124,7 +126,7 @@ class CI_Utf8 {
 	 * Attempts to convert a string to UTF-8
 	 *
 	 * @param	string
-	 * @param	string	- input encoding
+	 * @param	string	input encoding
 	 * @return	string
 	 */
 	public function convert_to_utf8($str, $encoding)
-- 
cgit v1.2.3-24-g4f1b


From 5645479c622eb36cf9869797896dc0921568c4a9 Mon Sep 17 00:00:00 2001
From: Andrey Andreev 
Date: Thu, 17 May 2012 14:32:19 +0300
Subject: Clean up the libraries

---
 system/libraries/Cache/Cache.php                   |   4 +-
 system/libraries/Cache/drivers/Cache_file.php      |   2 +
 system/libraries/Cache/drivers/Cache_memcached.php |   4 +-
 system/libraries/Calendar.php                      |  41 ++--
 system/libraries/Cart.php                          |  31 +--
 system/libraries/Driver.php                        |   8 +-
 system/libraries/Email.php                         | 206 ++++++++---------
 system/libraries/Encrypt.php                       |  12 +-
 system/libraries/Form_validation.php               |  60 +++--
 system/libraries/Ftp.php                           |   2 -
 system/libraries/Image_lib.php                     | 252 +++++++++++----------
 system/libraries/Log.php                           |  18 +-
 system/libraries/Migration.php                     |  13 +-
 system/libraries/Pagination.php                    |   1 +
 system/libraries/Parser.php                        |  26 +--
 system/libraries/Profiler.php                      |   1 +
 system/libraries/Session.php                       |   1 +
 system/libraries/Table.php                         |  16 +-
 system/libraries/Typography.php                    |   4 +-
 system/libraries/Unit_test.php                     |   4 +-
 system/libraries/Upload.php                        |   4 +-
 system/libraries/Xmlrpcs.php                       |   9 +-
 system/libraries/Zip.php                           |  12 +-
 system/libraries/javascript/Jquery.php             |  66 +++---
 24 files changed, 383 insertions(+), 414 deletions(-)

(limited to 'system')

diff --git a/system/libraries/Cache/Cache.php b/system/libraries/Cache/Cache.php
index 0493d5a6e..ba732ee8e 100644
--- a/system/libraries/Cache/Cache.php
+++ b/system/libraries/Cache/Cache.php
@@ -55,14 +55,14 @@ class CI_Cache extends CI_Driver_Library {
 	 * @var string
 	 */
 	protected $_cache_path = NULL;
-	
+
 	/**
 	 * Reference to the driver
 	 *
 	 * @var mixed
 	 */
 	protected $_adapter = 'dummy';
-	
+
 	/**
 	 * Fallback driver
 	 *
diff --git a/system/libraries/Cache/drivers/Cache_file.php b/system/libraries/Cache/drivers/Cache_file.php
index ec4195278..f0eb8bdf7 100644
--- a/system/libraries/Cache/drivers/Cache_file.php
+++ b/system/libraries/Cache/drivers/Cache_file.php
@@ -45,6 +45,8 @@ class CI_Cache_file extends CI_Driver {
 
 	/**
 	 * Initialize file-based cache
+	 *
+	 * @return	void
 	 */
 	public function __construct()
 	{
diff --git a/system/libraries/Cache/drivers/Cache_memcached.php b/system/libraries/Cache/drivers/Cache_memcached.php
index 813df4b1c..1df149c2d 100644
--- a/system/libraries/Cache/drivers/Cache_memcached.php
+++ b/system/libraries/Cache/drivers/Cache_memcached.php
@@ -77,7 +77,7 @@ class CI_Cache_memcached extends CI_Driver {
 	 * @param	string	unique identifier
 	 * @param	mixed	data being cached
 	 * @param	int	time to live
-	 * @return	bool true on success, false on failure
+	 * @return	bool	true on success, false on failure
 	 */
 	public function save($id, $data, $ttl = 60)
 	{
@@ -99,7 +99,7 @@ class CI_Cache_memcached extends CI_Driver {
 	 * Delete from Cache
 	 *
 	 * @param	mixed	key to be deleted.
-	 * @return	bool true on success, false on failure
+	 * @return	bool	true on success, false on failure
 	 */
 	public function delete($id)
 	{
diff --git a/system/libraries/Calendar.php b/system/libraries/Calendar.php
index 4db754f5e..92f372b20 100644
--- a/system/libraries/Calendar.php
+++ b/system/libraries/Calendar.php
@@ -44,55 +44,55 @@ class CI_Calendar {
 	 * @var object
 	 */
 	protected $CI;
-	
+
 	/**
 	 * Current local time
 	 *
 	 * @var int
 	 */
 	public $local_time;
-	
+
 	/**
 	 * Calendar layout template
 	 *
 	 * @var string
 	 */
 	public $template		= '';
-	
+
 	/**
 	 * Day of the week to start the calendar on
 	 *
 	 * @var string
 	 */
 	public $start_day		= 'sunday';
-	
+
 	/**
 	 * How to display months
 	 *
 	 * @var string
 	 */
 	public $month_type		= 'long';
-	
+
 	/**
 	 * How to display names of days
 	 *
 	 * @var string
 	 */
 	public $day_type		= 'abr';
-	
+
 	/**
 	 * Whether to show next/prev month links
 	 *
 	 * @var bool
 	 */
-	public $show_next_prev	= FALSE;
-	
+	public $show_next_prev		= FALSE;
+
 	/**
 	 * Url base to use for next/prev month links
 	 *
 	 * @var bool
 	 */
-	public $next_prev_url	= '';
+	public $next_prev_url		= '';
 
 	/**
 	 * Constructor
@@ -187,7 +187,7 @@ class CI_Calendar {
 
 		// Set the starting day of the week
 		$start_days	= array('sunday' => 0, 'monday' => 1, 'tuesday' => 2, 'wednesday' => 3, 'thursday' => 4, 'friday' => 5, 'saturday' => 6);
-		$start_day = ( ! isset($start_days[$this->start_day])) ? 0 : $start_days[$this->start_day];
+		$start_day	= isset($start_days[$this->start_day]) ? $start_days[$this->start_day] : 0;
 
 		// Set the starting day number
 		$local_date = mktime(12, 0, 0, $month, 1, $year);
@@ -290,9 +290,7 @@ class CI_Calendar {
 			$out .= "\n".$this->temp['cal_row_end']."\n";
 		}
 
-		$out .= "\n".$this->temp['table_close'];
-
-		return $out;
+		return $out .= "\n".$this->temp['table_close'];
 	}
 
 	// --------------------------------------------------------------------
@@ -317,14 +315,9 @@ class CI_Calendar {
 			$month_names = array('01' => 'cal_january', '02' => 'cal_february', '03' => 'cal_march', '04' => 'cal_april', '05' => 'cal_mayl', '06' => 'cal_june', '07' => 'cal_july', '08' => 'cal_august', '09' => 'cal_september', '10' => 'cal_october', '11' => 'cal_november', '12' => 'cal_december');
 		}
 
-		$month = $month_names[$month];
-
-		if ($this->CI->lang->line($month) === FALSE)
-		{
-			return ucfirst(substr($month, 4));
-		}
-
-		return $this->CI->lang->line($month);
+		return ($this->CI->lang->line($month_names[$month]) === FALSE)
+			? ucfirst(substr($month_names[$month], 4))
+			: $this->CI->lang->line($month_names[$month]);
 	}
 
 	// --------------------------------------------------------------------
@@ -345,11 +338,11 @@ class CI_Calendar {
 			$this->day_type = $day_type;
 		}
 
-		if ($this->day_type == 'long')
+		if ($this->day_type === 'long')
 		{
 			$day_names = array('sunday', 'monday', 'tuesday', 'wednesday', 'thursday', 'friday', 'saturday');
 		}
-		elseif ($this->day_type == 'short')
+		elseif ($this->day_type === 'short')
 		{
 			$day_names = array('sun', 'mon', 'tue', 'wed', 'thu', 'fri', 'sat');
 		}
@@ -448,7 +441,7 @@ class CI_Calendar {
 	 */
 	public function default_template()
 	{
-		return  array (
+		return  array(
 			'table_open'				=> '',
 			'heading_row_start'			=> '',
 			'heading_previous_cell'		=> '',
diff --git a/system/libraries/Cart.php b/system/libraries/Cart.php
index eee123584..b73ed5128 100644
--- a/system/libraries/Cart.php
+++ b/system/libraries/Cart.php
@@ -39,11 +39,11 @@ class CI_Cart {
 	/**
 	 * These are the regular expression rules that we use to validate the product ID and product name
 	 * alpha-numeric, dashes, underscores, or periods
-	 * 
+	 *
 	 * @var string
 	 */
 	public $product_id_rules	= '\.a-z0-9_-';
-	
+
 	/**
 	 * These are the regular expression rules that we use to validate the product ID and product name
 	 * alpha-numeric, dashes, underscores, colons or periods
@@ -51,7 +51,7 @@ class CI_Cart {
 	 * @var string
 	 */
 	public $product_name_rules	= '\.\:\-_ a-z0-9';
-	
+
 	/**
 	 * only allow safe product names
 	 *
@@ -62,14 +62,14 @@ class CI_Cart {
 	// --------------------------------------------------------------------------
 	// Protected variables. Do not change!
 	// --------------------------------------------------------------------------
-	
+
 	/**
 	 * Reference to CodeIgniter instance
 	 *
 	 * @var object
 	 */
 	protected $CI;
-	
+
 	/**
 	 * Contents of the cart
 	 *
@@ -83,6 +83,7 @@ class CI_Cart {
 	 * The constructor loads the Session class, used to store the shopping cart contents.
 	 *
 	 * @param	array
+	 * @return	void
 	 */
 	public function __construct($params = array())
 	{
@@ -180,7 +181,7 @@ class CI_Cart {
 		// --------------------------------------------------------------------
 
 		// Does the $items array contain an id, quantity, price, and name?  These are required
-		if ( ! isset($items['id']) OR ! isset($items['qty']) OR ! isset($items['price']) OR ! isset($items['name']))
+		if ( ! isset($items['id'], $items['qty'], $items['price'], $items['name']))
 		{
 			log_message('error', 'The cart array must contain a product ID, quantity, price, and name.');
 			return FALSE;
@@ -341,7 +342,7 @@ class CI_Cart {
 	protected function _update($items = array())
 	{
 		// Without these array indexes there is nothing we can do
-		if ( ! isset($items['qty']) OR ! isset($items['rowid']) OR ! isset($this->_cart_contents[$items['rowid']]))
+		if ( ! isset($items['qty'], $items['rowid'], $this->_cart_contents[$items['rowid']]))
 		{
 			return FALSE;
 		}
@@ -383,7 +384,7 @@ class CI_Cart {
 		foreach ($this->_cart_contents as $key => $val)
 		{
 			// We make sure the array contains the proper indexes
-			if ( ! is_array($val) OR ! isset($val['price']) OR ! isset($val['qty']))
+			if ( ! is_array($val) OR ! isset($val['price'], $val['qty']))
 			{
 				continue;
 			}
@@ -393,7 +394,7 @@ class CI_Cart {
 			$this->_cart_contents[$key]['subtotal'] = ($this->_cart_contents[$key]['price'] * $this->_cart_contents[$key]['qty']);
 		}
 
-		// Is our cart empty?  If so we delete it from the session
+		// Is our cart empty? If so we delete it from the session
 		if (count($this->_cart_contents) <= 2)
 		{
 			$this->CI->session->unset_userdata('cart_contents');
@@ -489,7 +490,7 @@ class CI_Cart {
 	 */
 	public function has_options($rowid = '')
 	{
-		return (isset($this->_cart_contents[$rowid]['options']) && count($this->_cart_contents[$rowid]['options']) !== 0) ? TRUE : FALSE;
+		return (isset($this->_cart_contents[$rowid]['options']) && count($this->_cart_contents[$rowid]['options']) !== 0);
 	}
 
 	// --------------------------------------------------------------------
@@ -519,15 +520,7 @@ class CI_Cart {
 	 */
 	public function format_number($n = '')
 	{
-		if ($n == '')
-		{
-			return '';
-		}
-
-		// Remove anything that isn't a number or decimal point.
-		$n = (float) $n;
-
-		return number_format($n, 2, '.', ',');
+		return ($n == '') ? '' : number_format( (float) $n, 2, '.', ',');
 	}
 
 	// --------------------------------------------------------------------
diff --git a/system/libraries/Driver.php b/system/libraries/Driver.php
index b1fff154d..c79698c7b 100644
--- a/system/libraries/Driver.php
+++ b/system/libraries/Driver.php
@@ -45,7 +45,7 @@ class CI_Driver_Library {
 	 * @var array
 	 */
 	protected $valid_drivers = array();
-	
+
 	/**
 	 * Name of the current class - usually the driver class
 	 *
@@ -57,8 +57,8 @@ class CI_Driver_Library {
 	 * The first time a child is used it won't exist, so we instantiate it
 	 * subsequents calls will go straight to the proper child.
 	 *
-	 * @param mixed $child
-	 * @return mixed
+	 * @param	mixed	$child
+	 * @return	mixed
 	 */
 	public function __get($child)
 	{
@@ -145,7 +145,7 @@ class CI_Driver {
 	 * @var array
 	 */
 	protected $_methods = array();
-	
+
 	/**
 	 * List of properties in the parent class
 	 *
diff --git a/system/libraries/Email.php b/system/libraries/Email.php
index 103c3cb25..56d60c802 100644
--- a/system/libraries/Email.php
+++ b/system/libraries/Email.php
@@ -93,6 +93,8 @@ class CI_Email {
 	 * Constructor - Sets Email Preferences
 	 *
 	 * The constructor can be passed an array of config values
+	 *
+	 * @return	void
 	 */
 	public function __construct($config = array())
 	{
@@ -303,8 +305,7 @@ class CI_Email {
 	 */
 	public function cc($cc)
 	{
-		$cc = $this->_str_to_array($cc);
-		$cc = $this->clean_email($cc);
+		$cc = $this->clean_email($this->_str_to_array($cc));
 
 		if ($this->validate)
 		{
@@ -338,8 +339,7 @@ class CI_Email {
 			$this->bcc_batch_size = $limit;
 		}
 
-		$bcc = $this->_str_to_array($bcc);
-		$bcc = $this->clean_email($bcc);
+		$bcc = $this->clean_email($this->_str_to_array($bcc));
 
 		if ($this->validate)
 		{
@@ -441,15 +441,11 @@ class CI_Email {
 	{
 		if ( ! is_array($email))
 		{
-			if (strpos($email, ',') !== FALSE)
-			{
-				$email = preg_split('/[\s,]/', $email, -1, PREG_SPLIT_NO_EMPTY);
-			}
-			else
-			{
-				$email = (array) trim($email);
-			}
+			return (strpos($email, ',') !== FALSE)
+				? preg_split('/[\s,]/', $email, -1, PREG_SPLIT_NO_EMPTY)
+				: (array) trim($email);
 		}
+
 		return $email;
 	}
 
@@ -477,7 +473,7 @@ class CI_Email {
 	 */
 	public function set_mailtype($type = 'text')
 	{
-		$this->mailtype = ($type == 'html') ? 'html' : 'text';
+		$this->mailtype = ($type === 'html') ? 'html' : 'text';
 		return $this;
 	}
 
@@ -574,7 +570,7 @@ class CI_Email {
 	protected function _get_message_id()
 	{
 		$from = str_replace(array('>', '<'), '', $this->_headers['Return-Path']);
-		return  '<'.uniqid('').strstr($from, '@').'>';
+		return '<'.uniqid('').strstr($from, '@').'>';
 	}
 
 	// --------------------------------------------------------------------
@@ -631,13 +627,9 @@ class CI_Email {
 	 */
 	protected function _get_content_type()
 	{
-		if ($this->mailtype === 'html' && count($this->_attach_name) === 0)
-		{
-			return 'html';
-		}
-		elseif	($this->mailtype === 'html' && count($this->_attach_name) > 0)
+		if ($this->mailtype === 'html')
 		{
-			return 'html-attach';
+			return (count($this->_attach_name) == 0) ? 'html' : 'html-attach';
 		}
 		elseif	($this->mailtype === 'text' && count($this->_attach_name) > 0)
 		{
@@ -731,7 +723,7 @@ class CI_Email {
 	{
 		if ( ! is_array($email))
 		{
-			return (preg_match('/\<(.*)\>/', $email, $match)) ? $match[1] : $email;
+			return preg_match('/\<(.*)\>/', $email, $match) ? $match[1] : $email;
 		}
 
 		$clean_email = array();
@@ -763,7 +755,7 @@ class CI_Email {
 			return $this->word_wrap($this->alt_message, '76');
 		}
 
-		$body = (preg_match('/\(.*)\<\/body\>/si', $this->_body, $match)) ? $match[1] : $this->_body;
+		$body = preg_match('/\(.*)\<\/body\>/si', $this->_body, $match) ? $match[1] : $this->_body;
 		$body = str_replace("\t", '', preg_replace('# '.$msg."\n";
+		$message .= $level.' '.($level === 'INFO' ? ' -' : '-').' '.date($this->_date_fmt).' --> '.$msg."\n";
 
 		flock($fp, LOCK_EX);
 		fwrite($fp, $message);
diff --git a/system/libraries/Migration.php b/system/libraries/Migration.php
index ce4683fc1..0a88e6926 100644
--- a/system/libraries/Migration.php
+++ b/system/libraries/Migration.php
@@ -45,28 +45,28 @@ class CI_Migration {
 	 * @var bool
 	 */
 	protected $_migration_enabled = FALSE;
-	
+
 	/**
 	 * Path to migration classes
 	 *
 	 * @var string
 	 */
 	protected $_migration_path = NULL;
-	
+
 	/**
 	 * Current migration version
 	 *
 	 * @var mixed
 	 */
 	protected $_migration_version = 0;
-	
+
 	/**
 	 * Database table with migration info
 	 *
 	 * @var string
 	 */
 	protected $_migration_table = 'migrations';
-	
+
 	/**
 	 * Whether to automatically run migrations
 	 *
@@ -85,6 +85,7 @@ class CI_Migration {
 	 * Initialize Migration Class
 	 *
 	 * @param	array
+	 * @return	void
 	 */
 	public function __construct($config = array())
 	{
@@ -96,7 +97,7 @@ class CI_Migration {
 
 		foreach ($config as $key => $val)
 		{
-			$this->{'_' . $key} = $val;
+			$this->{'_'.$key} = $val;
 		}
 
 		log_message('debug', 'Migrations class initialized');
@@ -340,7 +341,6 @@ class CI_Migration {
 		}
 
 		sort($files);
-
 		return $files;
 	}
 
@@ -384,6 +384,7 @@ class CI_Migration {
 	{
 		return get_instance()->$var;
 	}
+
 }
 
 /* End of file Migration.php */
diff --git a/system/libraries/Pagination.php b/system/libraries/Pagination.php
index 3d2911813..58f86fa17 100644
--- a/system/libraries/Pagination.php
+++ b/system/libraries/Pagination.php
@@ -73,6 +73,7 @@ class CI_Pagination {
 	 * Constructor
 	 *
 	 * @param	array	initialization parameters
+	 * @return	void
 	 */
 	public function __construct($params = array())
 	{
diff --git a/system/libraries/Parser.php b/system/libraries/Parser.php
index c40f339b4..a0b60ed97 100644
--- a/system/libraries/Parser.php
+++ b/system/libraries/Parser.php
@@ -42,14 +42,14 @@ class CI_Parser {
 	 * @var string
 	 */
 	public $l_delim = '{';
-	
+
 	/**
 	 * Right delimeter character for psuedo vars
 	 *
 	 * @var string
 	 */
 	public $r_delim = '}';
-	
+
 	/**
 	 * Reference to CodeIgniter instance
 	 *
@@ -116,14 +116,9 @@ class CI_Parser {
 
 		foreach ($data as $key => $val)
 		{
-			if (is_array($val))
-			{
-				$template = $this->_parse_pair($key, $val, $template);
-			}
-			else
-			{
-				$template = $this->_parse_single($key, (string)$val, $template);
-			}
+			$template = is_array($val)
+					? $this->_parse_pair($key, $val, $template)
+					: $template = $this->_parse_single($key, (string) $val, $template);
 		}
 
 		if ($return == FALSE)
@@ -189,14 +184,9 @@ class CI_Parser {
 			$temp = $match[1];
 			foreach ($row as $key => $val)
 			{
-				if ( ! is_array($val))
-				{
-					$temp = $this->_parse_single($key, $val, $temp);
-				}
-				else
-				{
-					$temp = $this->_parse_pair($key, $val, $temp);
-				}
+				$temp = is_array($val)
+						? $this->_parse_pair($key, $val, $temp)
+						: $this->_parse_single($key, $val, $temp);
 			}
 
 			$str .= $temp;
diff --git a/system/libraries/Profiler.php b/system/libraries/Profiler.php
index 1e86f3c61..e219d20f2 100644
--- a/system/libraries/Profiler.php
+++ b/system/libraries/Profiler.php
@@ -527,6 +527,7 @@ class CI_Profiler {
 
 		return $output.'';
 	}
+
 }
 
 /* End of file Profiler.php */
diff --git a/system/libraries/Session.php b/system/libraries/Session.php
index 3195f0a91..783109a60 100644
--- a/system/libraries/Session.php
+++ b/system/libraries/Session.php
@@ -190,6 +190,7 @@ class CI_Session {
 	 * whenever the class is instantiated.
 	 *
 	 * @param	array
+	 * @return	void
 	 */
 	public function __construct($params = array())
 	{
diff --git a/system/libraries/Table.php b/system/libraries/Table.php
index 236129531..f844d6435 100644
--- a/system/libraries/Table.php
+++ b/system/libraries/Table.php
@@ -44,49 +44,49 @@ class CI_Table {
 	 * @var array
 	 */
 	public $rows		= array();
-	
+
 	/**
 	 * Data for table heading
 	 *
 	 * @var array
 	 */
 	public $heading		= array();
-	
+
 	/**
 	 * Whether or not to automatically create the table header
 	 *
 	 * @var bool
 	 */
 	public $auto_heading	= TRUE;
-	
+
 	/**
 	 * Table caption
 	 *
 	 * @var string
 	 */
 	public $caption		= NULL;
-	
+
 	/**
-	 * Table layout template 
+	 * Table layout template
 	 *
 	 * @var array
 	 */
 	public $template	= NULL;
-	
+
 	/**
 	 * Newline setting
 	 *
 	 * @var string
 	 */
 	public $newline		= "\n";
-	
+
 	/**
 	 * Contents of empty cells
 	 *
 	 * @var string
 	 */
 	public $empty_cells	= '';
-	
+
 	/**
 	 * Callback for custom table layout
 	 *
diff --git a/system/libraries/Typography.php b/system/libraries/Typography.php
index 50bd12486..6aaa993ae 100644
--- a/system/libraries/Typography.php
+++ b/system/libraries/Typography.php
@@ -38,7 +38,7 @@ class CI_Typography {
 
 	/**
 	 * Block level elements that should not be wrapped inside 
 tags
-	 * 
+	 *
 	 * @var string
 	 */
 	public $block_elements = 'address|blockquote|div|dl|fieldset|form|h\d|hr|noscript|object|ol|p|pre|script|table|ul';
@@ -52,7 +52,7 @@ class CI_Typography {
 
 	/**
 	 * Tags we want the parser to completely ignore when splitting the string.
-	 * 
+	 *
 	 * @var string
 	 */
 	public $inline_elements = 'a|abbr|acronym|b|bdo|big|br|button|cite|code|del|dfn|em|i|img|ins|input|label|map|kbd|q|samp|select|small|span|strong|sub|sup|textarea|tt|var';
diff --git a/system/libraries/Unit_test.php b/system/libraries/Unit_test.php
index 0f6e2dfdd..6ec2dcd5d 100644
--- a/system/libraries/Unit_test.php
+++ b/system/libraries/Unit_test.php
@@ -350,11 +350,11 @@ class CI_Unit_test {
  */
 function is_true($test)
 {
-	return (is_bool($test) && $test === TRUE);
+	return ($test === TRUE);
 }
 function is_false($test)
 {
-	return (is_bool($test) && $test === FALSE);
+	return ($test === FALSE);
 }
 
 /* End of file Unit_test.php */
diff --git a/system/libraries/Upload.php b/system/libraries/Upload.php
index 24d4bd4d0..271c6d21f 100644
--- a/system/libraries/Upload.php
+++ b/system/libraries/Upload.php
@@ -1036,7 +1036,7 @@ class CI_Upload {
 		 */
 		if (DIRECTORY_SEPARATOR !== '\\')
 		{
-			$cmd = 'file --brief --mime ' . escapeshellarg($file['tmp_name']) . ' 2>&1';
+			$cmd = 'file --brief --mime '.escapeshellarg($file['tmp_name']).' 2>&1';
 
 			if (function_exists('exec'))
 			{
@@ -1103,4 +1103,4 @@ class CI_Upload {
 }
 
 /* End of file Upload.php */
-/* Location: ./system/libraries/Upload.php */
+/* Location: ./system/libraries/Upload.php */
\ No newline at end of file
diff --git a/system/libraries/Xmlrpcs.php b/system/libraries/Xmlrpcs.php
index f0c5b48e7..1853906ea 100644
--- a/system/libraries/Xmlrpcs.php
+++ b/system/libraries/Xmlrpcs.php
@@ -54,21 +54,21 @@ class CI_Xmlrpcs extends CI_Xmlrpc
 	 * @var array
 	 */
 	public $methods = array();
-	
+
 	/**
 	 * Debug Message
 	 *
 	 * @var string
 	 */
 	public $debug_msg = '';
-	
+
 	/**
 	 * XML RPC Server methods
 	 *
 	 * @var array
 	 */
 	public $system_methods	= array();
-	
+
 	/**
 	 * Configuration object
 	 *
@@ -79,7 +79,8 @@ class CI_Xmlrpcs extends CI_Xmlrpc
 	/**
 	 * Initialize XMLRPC class
 	 *
-	 * @param array $config
+	 * @param	array	$config
+	 * @return	void
 	 */
 	public function __construct($config = array())
 	{
diff --git a/system/libraries/Zip.php b/system/libraries/Zip.php
index 86d0787b2..e0dc637ad 100644
--- a/system/libraries/Zip.php
+++ b/system/libraries/Zip.php
@@ -48,35 +48,35 @@ class CI_Zip  {
 	 * @var string
 	 */
 	public $zipdata		= '';
-	
+
 	/**
 	 * Zip data for a directory in string form
 	 *
 	 * @var string
 	 */
 	public $directory	= '';
-	
+
 	/**
 	 * Number of files/folder in zip file
 	 *
 	 * @var int
 	 */
 	public $entries		= 0;
-	
+
 	/**
 	 * Number of files in zip
 	 *
 	 * @var int
 	 */
 	public $file_num	= 0;
-	
+
 	/**
 	 * relative offset of local header
 	 *
 	 * @var int
 	 */
 	public $offset		= 0;
-	
+
 	/**
 	 * Reference to time at init
 	 *
@@ -87,7 +87,7 @@ class CI_Zip  {
 	/**
 	 * Initialize zip compression class
 	 *
-	 * @return void
+	 * @return	void
 	 */
 	public function __construct()
 	{
diff --git a/system/libraries/javascript/Jquery.php b/system/libraries/javascript/Jquery.php
index f30d7c639..3c9ae1867 100644
--- a/system/libraries/javascript/Jquery.php
+++ b/system/libraries/javascript/Jquery.php
@@ -25,8 +25,6 @@
  * @filesource
  */
 
-// ------------------------------------------------------------------------
-
 /**
  * Jquery Class
  *
@@ -57,7 +55,7 @@ class CI_Jquery extends CI_Javascript {
 			$this->script();
 		}
 
-		log_message('debug', "Jquery Class Initialized");
+		log_message('debug', 'Jquery Class Initialized');
 	}
 
 	// --------------------------------------------------------------------
@@ -115,7 +113,7 @@ class CI_Jquery extends CI_Javascript {
 
 		if ($ret_false)
 		{
-			$js[] = "return false;";
+			$js[] = 'return false;';
 		}
 
 		return $this->_add_event($element, $js, 'click');
@@ -183,7 +181,7 @@ class CI_Jquery extends CI_Javascript {
 	 */
 	protected function _hover($element = 'this', $over, $out)
 	{
-		$event = "\n\t$(" . $this->_prep_element($element) . ").hover(\n\t\tfunction()\n\t\t{\n\t\t\t{$over}\n\t\t}, \n\t\tfunction()\n\t\t{\n\t\t\t{$out}\n\t\t});\n";
+		$event = "\n\t$(".$this->_prep_element($element).").hover(\n\t\tfunction()\n\t\t{\n\t\t\t{$over}\n\t\t}, \n\t\tfunction()\n\t\t{\n\t\t\t{$out}\n\t\t});\n";
 
 		$this->jquery_code_for_compile[] = $event;
 
@@ -322,7 +320,7 @@ class CI_Jquery extends CI_Javascript {
 
 		foreach ($array_js as $js)
 		{
-			$this->jquery_code_for_compile[] = "\t$js\n";
+			$this->jquery_code_for_compile[] = "\t".$js."\n";
 		}
 	}
 
@@ -389,7 +387,7 @@ class CI_Jquery extends CI_Javascript {
 	protected function _addClass($element = 'this', $class='')
 	{
 		$element = $this->_prep_element($element);
-		return "$({$element}).addClass(\"$class\");";
+		return '$('.$element.').addClass("'.$class.'");';
 	}
 
 	// --------------------------------------------------------------------
@@ -411,9 +409,9 @@ class CI_Jquery extends CI_Javascript {
 
 		$animations = "\t\t\t";
 
-		foreach ($params as $param=>$value)
+		foreach ($params as $param => $value)
 		{
-			$animations .= $param.': \''.$value.'\', ';
+			$animations .= $param.": '".$value."', ";
 		}
 
 		$animations = substr($animations, 0, -2); // remove the last ", "
@@ -428,7 +426,7 @@ class CI_Jquery extends CI_Javascript {
 			$extra = ', '.$extra;
 		}
 
-		return "$({$element}).animate({\n$animations\n\t\t}".$speed.$extra.");";
+		return "$({$element}).animate({\n$animations\n\t\t}".$speed.$extra.');';
 	}
 
 	// --------------------------------------------------------------------
@@ -478,7 +476,7 @@ class CI_Jquery extends CI_Javascript {
 			$callback = ", function(){\n{$callback}\n}";
 		}
 
-		return "$({$element}).fadeOut({$speed}{$callback});";
+		return '$('.$element.').fadeOut('.$speed.$callback.');';
 	}
 
 	// --------------------------------------------------------------------
@@ -519,7 +517,7 @@ class CI_Jquery extends CI_Javascript {
 	protected function _removeClass($element = 'this', $class='')
 	{
 		$element = $this->_prep_element($element);
-		return "$({$element}).removeClass(\"$class\");";
+		return '$('.$element.').removeClass("'.$class.'");';
 	}
 
 	// --------------------------------------------------------------------
@@ -544,7 +542,7 @@ class CI_Jquery extends CI_Javascript {
 			$callback = ", function(){\n{$callback}\n}";
 		}
 
-		return "$({$element}).slideUp({$speed}{$callback});";
+		return '$('.$element.').slideUp('.$speed.$callback.');';
 	}
 
 	// --------------------------------------------------------------------
@@ -569,7 +567,7 @@ class CI_Jquery extends CI_Javascript {
 			$callback = ", function(){\n{$callback}\n}";
 		}
 
-		return "$({$element}).slideDown({$speed}{$callback});";
+		return '$('.$element.').slideDown('.$speed.$callback.');';
 	}
 
 	// --------------------------------------------------------------------
@@ -594,7 +592,7 @@ class CI_Jquery extends CI_Javascript {
 			$callback = ", function(){\n{$callback}\n}";
 		}
 
-		return "$({$element}).slideToggle({$speed}{$callback});";
+		return '$('.$element.').slideToggle('.$speed.$callback.');';
 	}
 
 	// --------------------------------------------------------------------
@@ -610,7 +608,7 @@ class CI_Jquery extends CI_Javascript {
 	protected function _toggle($element = 'this')
 	{
 		$element = $this->_prep_element($element);
-		return "$({$element}).toggle();";
+		return '$('.$element.').toggle();';
 	}
 
 	// --------------------------------------------------------------------
@@ -626,7 +624,7 @@ class CI_Jquery extends CI_Javascript {
 	protected function _toggleClass($element = 'this', $class='')
 	{
 		$element = $this->_prep_element($element);
-		return "$({$element}).toggleClass(\"$class\");";
+		return '$('.$element.').toggleClass("'.$class.'");';
 	}
 
 	// --------------------------------------------------------------------
@@ -651,7 +649,7 @@ class CI_Jquery extends CI_Javascript {
 			$callback = ", function(){\n{$callback}\n}";
 		}
 
-		return "$({$element}).show({$speed}{$callback});";
+		return '$('.$element.').show('.$speed.$callback.');';
 	}
 
 	// --------------------------------------------------------------------
@@ -676,22 +674,22 @@ class CI_Jquery extends CI_Javascript {
 		// ajaxStart and ajaxStop are better choices here... but this is a stop gap
 		if ($this->CI->config->item('javascript_ajax_img') == '')
 		{
-			$loading_notifier = "Loading...";
+			$loading_notifier = 'Loading...';
 		}
 		else
 		{
-			$loading_notifier = 'CI->config->slash_item('base_url').$this->CI->config->item('javascript_ajax_img').'\' alt=\'Loading\' />';
+			$loading_notifier = 'Loading';
 		}
 
-		$updater = "$($container).empty();\n" // anything that was in... get it out
-			. "\t\t$($container).prepend(\"$loading_notifier\");\n"; // to replace with an image
+		$updater = '$('.$container.").empty();\n" // anything that was in... get it out
+			."\t\t$(".$container.').prepend("'.$loading_notifier."\");\n"; // to replace with an image
 
 		$request_options = '';
 		if ($options != '')
 		{
 			$request_options .= ', {'
-					. (is_array($options) ? "'".implode("', '", $options)."'" : "'".str_replace(":", "':'", $options)."'")
-					. '}';
+					.(is_array($options) ? "'".implode("', '", $options)."'" : "'".str_replace(':', "':'", $options)."'")
+					.'}';
 		}
 
 		return $updater."\t\t$($container).load('$controller'$request_options);";
@@ -746,7 +744,7 @@ class CI_Jquery extends CI_Javascript {
 			$corner_style = '"'.$corner_style.'"';
 		}
 
-		return "$(" . $this->_prep_element($element) . ").corner(".$corner_style.");";
+		return '$('.$this->_prep_element($element).').corner('.$corner_style.');';
 	}
 
 	// --------------------------------------------------------------------
@@ -821,16 +819,16 @@ class CI_Jquery extends CI_Javascript {
 			$sort_options = array();
 			foreach ($options as $k=>$v)
 			{
-				$sort_options[] = "\n\t\t".$k.': '.$v."";
+				$sort_options[] = "\n\t\t".$k.': '.$v;
 			}
-			$sort_options = implode(",", $sort_options);
+			$sort_options = implode(',', $sort_options);
 		}
 		else
 		{
 			$sort_options = '';
 		}
 
-		return "$(" . $this->_prep_element($element) . ").sortable({".$sort_options."\n\t});";
+		return '$('.$this->_prep_element($element).').sortable({'.$sort_options."\n\t});";
 	}
 
 	// --------------------------------------------------------------------
@@ -844,7 +842,7 @@ class CI_Jquery extends CI_Javascript {
 	 */
 	public function tablesorter($table = '', $options = '')
 	{
-		$this->jquery_code_for_compile[] = "\t$(" . $this->_prep_element($table) . ").tablesorter($options);\n";
+		$this->jquery_code_for_compile[] = "\t$(".$this->_prep_element($table).').tablesorter('.$options.");\n";
 	}
 
 	// --------------------------------------------------------------------
@@ -869,7 +867,7 @@ class CI_Jquery extends CI_Javascript {
 
 		}
 
-		$event = "\n\t$(" . $this->_prep_element($element) . ").{$event}(function(){\n\t\t{$js}\n\t});\n";
+		$event = "\n\t$(".$this->_prep_element($element).').'.$event."(function(){\n\t\t{$js}\n\t});\n";
 		$this->jquery_code_for_compile[] = $event;
 		return $event;
 	}
@@ -898,8 +896,8 @@ class CI_Jquery extends CI_Javascript {
 
 		// Inline references
 		$script = '$(document).ready(function() {'."\n"
-			. implode('', $this->jquery_code_for_compile)
-			. '});';
+			.implode('', $this->jquery_code_for_compile)
+			.'});';
 
 		$output = ($script_tags === FALSE) ? $script : $this->inline($script);
 
@@ -998,7 +996,7 @@ class CI_Jquery extends CI_Javascript {
 		{
 			return '"'.$speed.'"';
 		}
-		elseif (preg_match("/[^0-9]/", $speed))
+		elseif (preg_match('/[^0-9]/', $speed))
 		{
 			return '';
 		}
@@ -1009,4 +1007,4 @@ class CI_Jquery extends CI_Javascript {
 }
 
 /* End of file Jquery.php */
-/* Location: ./system/libraries/Jquery.php */
+/* Location: ./system/libraries/Jquery.php */
\ No newline at end of file
-- 
cgit v1.2.3-24-g4f1b


From ae31eb5e75d914fc3ab622a7ac5c23eb1e6d9f9a Mon Sep 17 00:00:00 2001
From: Andrey Andreev 
Date: Thu, 17 May 2012 14:54:15 +0300
Subject: Clean up the helpers

---
 system/helpers/date_helper.php      | 65 ++++++++++++++++++-------------------
 system/helpers/download_helper.php  |  2 +-
 system/helpers/form_helper.php      |  1 -
 system/helpers/html_helper.php      |  8 ++---
 system/helpers/inflector_helper.php |  2 +-
 system/helpers/url_helper.php       |  4 +--
 6 files changed, 39 insertions(+), 43 deletions(-)

(limited to 'system')

diff --git a/system/helpers/date_helper.php b/system/helpers/date_helper.php
index 531d1d32f..5f0427f7d 100644
--- a/system/helpers/date_helper.php
+++ b/system/helpers/date_helper.php
@@ -100,7 +100,7 @@ if ( ! function_exists('mdate'))
 		$datestr = str_replace(
 			'%\\',
 			'',
-			preg_replace("/([a-z]+?){1}/i", "\\\\\\1", $datestr)
+			preg_replace('/([a-z]+?){1}/i', '\\\\\\1', $datestr)
 		);
 
 		return date($datestr, $time);
@@ -316,12 +316,12 @@ if ( ! function_exists('local_to_gmt'))
 		}
 
 		return mktime(
-			gmdate("H", $time),
-			gmdate("i", $time),
-			gmdate("s", $time),
-			gmdate("m", $time),
-			gmdate("d", $time),
-			gmdate("Y", $time)
+			gmdate('H', $time),
+			gmdate('i', $time),
+			gmdate('s', $time),
+			gmdate('m', $time),
+			gmdate('d', $time),
+			gmdate('Y', $time)
 		);
 	}
 }
@@ -452,8 +452,7 @@ if ( ! function_exists('human_to_unix'))
 			return FALSE;
 		}
 
-		$datestr = trim($datestr);
-		$datestr = preg_replace("/\040+/", ' ', $datestr);
+		$datestr = preg_replace('/\040+/', ' ', trim($datestr));
 
 		if ( ! preg_match('/^[0-9]{2,4}\-[0-9]{1,2}\-[0-9]{1,2}\s[0-9]{1,2}:[0-9]{1,2}(?::[0-9]{1,2})?(?:\s[AP]M)?$/i', $datestr))
 		{
@@ -462,20 +461,20 @@ if ( ! function_exists('human_to_unix'))
 
 		$split = explode(' ', $datestr);
 
-		$ex = explode("-", $split['0']);
+		$ex = explode('-', $split['0']);
 
-		$year  = (strlen($ex['0']) == 2) ? '20'.$ex['0'] : $ex['0'];
-		$month = (strlen($ex['1']) == 1) ? '0'.$ex['1']  : $ex['1'];
-		$day   = (strlen($ex['2']) == 1) ? '0'.$ex['2']  : $ex['2'];
+		$year  = (strlen($ex[0]) === 2) ? '20'.$ex[0] : $ex[0];
+		$month = (strlen($ex[1]) === 1) ? '0'.$ex[1]  : $ex[1];
+		$day   = (strlen($ex[2]) === 1) ? '0'.$ex[2]  : $ex[2];
 
-		$ex = explode(":", $split['1']);
+		$ex = explode(':', $split['1']);
 
-		$hour = (strlen($ex['0']) == 1) ? '0'.$ex['0'] : $ex['0'];
-		$min  = (strlen($ex['1']) == 1) ? '0'.$ex['1'] : $ex['1'];
+		$hour = (strlen($ex[0]) === 1) ? '0'.$ex[0] : $ex[0];
+		$min  = (strlen($ex[1]) === 1) ? '0'.$ex[1] : $ex[1];
 
-		if (isset($ex['2']) && preg_match('/[0-9]{1,2}/', $ex['2']))
+		if (isset($ex['2']) && preg_match('/[0-9]{1,2}/', $ex[2]))
 		{
-			$sec  = (strlen($ex['2']) == 1) ? '0'.$ex['2'] : $ex['2'];
+			$sec  = (strlen($ex[2]) === 1) ? '0'.$ex[2] : $ex[2];
 		}
 		else
 		{
@@ -485,11 +484,11 @@ if ( ! function_exists('human_to_unix'))
 
 		if (isset($split['2']))
 		{
-			$ampm = strtolower($split['2']);
+			$ampm = strtolower($split[2]);
 
 			if (substr($ampm, 0, 1) === 'p' && $hour < 12)
 			{
-				$hour = $hour + 12;
+				$hour += 12;
 			}
 
 			if (substr($ampm, 0, 1) === 'a' && $hour == 12)
@@ -497,7 +496,7 @@ if ( ! function_exists('human_to_unix'))
 				$hour =  '00';
 			}
 
-			if (strlen($hour) == 1)
+			if (strlen($hour) === 1)
 			{
 				$hour = '0'.$hour;
 			}
@@ -529,7 +528,7 @@ if ( ! function_exists('nice_date'))
 		// Date like: YYYYMM
 		if (preg_match('/^\d{6}$/', $bad_date))
 		{
-			if (in_array(substr($bad_date, 0, 2),array('19', '20')))
+			if (in_array(substr($bad_date, 0, 2), array('19', '20')))
 			{
 				$year  = substr($bad_date, 0, 4);
 				$month = substr($bad_date, 4, 2);
@@ -540,24 +539,24 @@ if ( ! function_exists('nice_date'))
 				$year   = substr($bad_date, 2, 4);
 			}
 
-			return date($format, strtotime($year . '-' . $month . '-01'));
+			return date($format, strtotime($year.'-'.$month.'-01'));
 		}
 
 		// Date Like: YYYYMMDD
-		if (preg_match('/^\d{8}$/',$bad_date))
+		if (preg_match('/^\d{8}$/', $bad_date))
 		{
 			$month = substr($bad_date, 0, 2);
 			$day   = substr($bad_date, 2, 2);
 			$year  = substr($bad_date, 4, 4);
 
-			return date($format, strtotime($month . '/01/' . $year));
+			return date($format, strtotime($month.'/01/'.$year));
 		}
 
 		// Date Like: MM-DD-YYYY __or__ M-D-YYYY (or anything in between)
-		if (preg_match('/^\d{1,2}-\d{1,2}-\d{4}$/',$bad_date))
+		if (preg_match('/^\d{1,2}-\d{1,2}-\d{4}$/', $bad_date))
 		{
 			list($m, $d, $y) = explode('-', $bad_date);
-			return date($format, strtotime("{$y}-{$m}-{$d}"));
+			return date($format, strtotime($y.'-'.$m.'-'.$d));
 		}
 
 		// Any other kind of string, when converted into UNIX time,
@@ -565,7 +564,7 @@ if ( ! function_exists('nice_date'))
 		// return "Invalid Date".
 		if (date('U', strtotime($bad_date)) == '0')
 		{
-			return "Invalid Date";
+			return 'Invalid Date';
 		}
 
 		// It's probably a valid-ish date format already
@@ -587,7 +586,7 @@ if ( ! function_exists('timezone_menu'))
 	 * @param	string	menu name
 	 * @return	string
 	 */
-	function timezone_menu($default = 'UTC', $class = "", $name = 'timezones')
+	function timezone_menu($default = 'UTC', $class = '', $name = 'timezones')
 	{
 		$CI =& get_instance();
 		$CI->lang->load('date');
@@ -605,13 +604,11 @@ if ( ! function_exists('timezone_menu'))
 
 		foreach (timezones() as $key => $val)
 		{
-			$selected = ($default == $key) ? " selected='selected'" : '';
-			$menu .= "\n";
+			$selected = ($default == $key) ? ' selected="selected"' : '';
+			$menu .= '\n";
 		}
 
-		$menu .= "";
-
-		return $menu;
+		return $menu.'';
 	}
 }
 
diff --git a/system/helpers/download_helper.php b/system/helpers/download_helper.php
index 97e6986b0..470b61ede 100644
--- a/system/helpers/download_helper.php
+++ b/system/helpers/download_helper.php
@@ -100,7 +100,7 @@ if ( ! function_exists('force_download'))
 			$x[count($x) - 1] = strtoupper($extension);
 			$filename = implode('.', $x);
 		}
-		
+
 		// Clean output buffer
 		ob_clean();
 
diff --git a/system/helpers/form_helper.php b/system/helpers/form_helper.php
index b246d72f3..eca6c5f1e 100644
--- a/system/helpers/form_helper.php
+++ b/system/helpers/form_helper.php
@@ -184,7 +184,6 @@ if ( ! function_exists('form_input'))
 
 // ------------------------------------------------------------------------
 
-
 if ( ! function_exists('form_password'))
 {
 	/**
diff --git a/system/helpers/html_helper.php b/system/helpers/html_helper.php
index 124f58009..92a6db477 100644
--- a/system/helpers/html_helper.php
+++ b/system/helpers/html_helper.php
@@ -379,10 +379,10 @@ if ( ! function_exists('meta'))
 		$str = '';
 		foreach ($name as $meta)
 		{
-			$type		= ( ! isset($meta['type']) OR $meta['type'] == 'name') ? 'name' : 'http-equiv';
-			$name		= ( ! isset($meta['name']))		? ''	: $meta['name'];
-			$content	= ( ! isset($meta['content']))	? ''	: $meta['content'];
-			$newline	= ( ! isset($meta['newline']))	? "\n"	: $meta['newline'];
+			$type		= ( ! isset($meta['type']) OR $meta['type'] === 'name') ? 'name' : 'http-equiv';
+			$name		= isset($meta['name'])					? $meta['name'] : '';
+			$content	= isset($meta['content'])				? $meta['content'] : '';
+			$newline	= isset($meta['newline'])				? $meta['newline'] : "\n";
 
 			$str .= ''.$newline;
 		}
diff --git a/system/helpers/inflector_helper.php b/system/helpers/inflector_helper.php
index feeaf57d7..2a9466305 100644
--- a/system/helpers/inflector_helper.php
+++ b/system/helpers/inflector_helper.php
@@ -201,7 +201,7 @@ if ( ! function_exists('underscore'))
  *
  * @param	string	$str
  * @param 	string	$separator
- * @return	str
+ * @return	string
  */
 if ( ! function_exists('humanize'))
 {
diff --git a/system/helpers/url_helper.php b/system/helpers/url_helper.php
index 5576c2748..cf6df4ef5 100644
--- a/system/helpers/url_helper.php
+++ b/system/helpers/url_helper.php
@@ -198,7 +198,7 @@ if ( ! function_exists('anchor_popup'))
 
 		if ($attributes === FALSE)
 		{
-			return "".$title.'';
+			return '".$title.'';
 		}
 
 		if ( ! is_array($attributes))
@@ -217,7 +217,7 @@ if ( ! function_exists('anchor_popup'))
 			$attributes = _parse_attributes($attributes);
 		}
 
-		return "'.$title.'';
+		return ''.$title.'';
 	}
 }
 
-- 
cgit v1.2.3-24-g4f1b


From 16642c71403f4463dfe6e83c13a0e3120474cd1d Mon Sep 17 00:00:00 2001
From: Timothy Warren 
Date: Thu, 17 May 2012 08:20:16 -0400
Subject: Update inflector docblocks, add changelog entry

---
 system/helpers/inflector_helper.php | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

(limited to 'system')

diff --git a/system/helpers/inflector_helper.php b/system/helpers/inflector_helper.php
index 72615671c..647d840e4 100644
--- a/system/helpers/inflector_helper.php
+++ b/system/helpers/inflector_helper.php
@@ -45,7 +45,7 @@ if ( ! function_exists('singular'))
 	 * Takes a plural word and makes it singular
 	 *
 	 * @param	string
-	 * @return	str
+	 * @return	string
 	 */
 	function singular($str)
 	{
@@ -110,7 +110,7 @@ if ( ! function_exists('plural'))
 	 *
 	 * @param	string
 	 * @param	bool
-	 * @return	str
+	 * @return	string
 	 */
 	function plural($str, $force = FALSE)
 	{
@@ -166,7 +166,7 @@ if ( ! function_exists('camelize'))
 	 * Takes multiple words separated by spaces or underscores and camelizes them
 	 *
 	 * @param	string
-	 * @return	str
+	 * @return	string
 	 */
 	function camelize($str)
 	{
@@ -184,7 +184,7 @@ if ( ! function_exists('underscore'))
 	 * Takes multiple words separated by spaces and underscores them
 	 *
 	 * @param	string
-	 * @return	str
+	 * @return	string
 	 */
 	function underscore($str)
 	{
@@ -203,7 +203,7 @@ if ( ! function_exists('humanize'))
 	 *
 	 * @param	string	$str
 	 * @param 	string	$separator
-	 * @return	str
+	 * @return	string
 	 */
 	function humanize($str, $separator = '_')
 	{
-- 
cgit v1.2.3-24-g4f1b


From f0eb2f133bf43be7ffa1bf71babf4ed28852e71b Mon Sep 17 00:00:00 2001
From: Timothy Warren 
Date: Thu, 17 May 2012 08:32:11 -0400
Subject: Suggested changes

---
 system/helpers/number_helper.php | 2 +-
 system/helpers/smiley_helper.php | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

(limited to 'system')

diff --git a/system/helpers/number_helper.php b/system/helpers/number_helper.php
index 2a906ba1b..e49f2f7a0 100644
--- a/system/helpers/number_helper.php
+++ b/system/helpers/number_helper.php
@@ -42,7 +42,7 @@ if ( ! function_exists('byte_format'))
 	/**
 	 * Formats a numbers as bytes, based on size, and adds the appropriate suffix
 	 *
-	 * @param	mixed	// will be cast as int
+	 * @param	mixed	will be cast as int
 	 * @param	int
 	 * @return	string
 	 */
diff --git a/system/helpers/smiley_helper.php b/system/helpers/smiley_helper.php
index 4320dd392..5e6de08af 100644
--- a/system/helpers/smiley_helper.php
+++ b/system/helpers/smiley_helper.php
@@ -130,7 +130,7 @@ if ( ! function_exists('get_clickable_smileys'))
 	 *
 	 * @param	string	the URL to the folder containing the smiley images
 	 * @param	array
-	 * @param 	array
+	 * @param	array
 	 * @return	array
 	 */
 	function get_clickable_smileys($image_url, $alias = '', $smileys = NULL)
-- 
cgit v1.2.3-24-g4f1b


From 7d22f0adbe5df5c93ae1ee367acad7568d555f0a Mon Sep 17 00:00:00 2001
From: Pawel Decowski 
Date: Thu, 17 May 2012 15:06:25 +0200
Subject: Remove set_time_limit() call. CodeIgniter should respect php.ini
 setting.

---
 system/core/CodeIgniter.php | 11 -----------
 1 file changed, 11 deletions(-)

(limited to 'system')

diff --git a/system/core/CodeIgniter.php b/system/core/CodeIgniter.php
index 00db6e13a..e1892ee7e 100755
--- a/system/core/CodeIgniter.php
+++ b/system/core/CodeIgniter.php
@@ -99,17 +99,6 @@
 		get_config(array('subclass_prefix' => $assign_to_config['subclass_prefix']));
 	}
 
-/*
- * ------------------------------------------------------
- *  Set a liberal script execution time limit
- * ------------------------------------------------------
- */
-	if (function_exists('set_time_limit') && @ini_get('safe_mode') == 0
-		&& php_sapi_name() !== 'cli') // Do not override the Time Limit value if running from Command Line
-	{
-		@set_time_limit(300);
-	}
-
 /*
  * ------------------------------------------------------
  *  Start the timer... tick tock tick tock...
-- 
cgit v1.2.3-24-g4f1b


From 324ef078dda5a3596444152ba49dd591a61adba6 Mon Sep 17 00:00:00 2001
From: Phil Sturgeon 
Date: Thu, 17 May 2012 14:45:25 +0100
Subject: Added upgrade for 2.1.1 and updated version.

---
 system/core/CodeIgniter.php                        | 2 +-
 system/database/drivers/pdo/pdo_driver.php         | 2 +-
 system/database/drivers/pdo/pdo_forge.php          | 2 +-
 system/database/drivers/pdo/pdo_result.php         | 2 +-
 system/database/drivers/pdo/pdo_utility.php        | 2 +-
 system/libraries/Cache/Cache.php                   | 2 +-
 system/libraries/Cache/drivers/Cache_apc.php       | 2 +-
 system/libraries/Cache/drivers/Cache_dummy.php     | 2 +-
 system/libraries/Cache/drivers/Cache_file.php      | 2 +-
 system/libraries/Cache/drivers/Cache_memcached.php | 2 +-
 system/libraries/Cart.php                          | 2 +-
 system/libraries/Driver.php                        | 2 +-
 system/libraries/Migration.php                     | 2 +-
 13 files changed, 13 insertions(+), 13 deletions(-)

(limited to 'system')

diff --git a/system/core/CodeIgniter.php b/system/core/CodeIgniter.php
index db1aee574..ec7294102 100755
--- a/system/core/CodeIgniter.php
+++ b/system/core/CodeIgniter.php
@@ -33,7 +33,7 @@
  * @var string
  *
  */
-	define('CI_VERSION', '2.1.0');
+	define('CI_VERSION', '2.1.1');
 
 /**
  * CodeIgniter Branch (Core = TRUE, Reactor = FALSE)
diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php
index 5de2079bb..4fc65aeb4 100644
--- a/system/database/drivers/pdo/pdo_driver.php
+++ b/system/database/drivers/pdo/pdo_driver.php
@@ -9,7 +9,7 @@
  * @license		http://codeigniter.com/user_guide/license.html
  * @author		EllisLab Dev Team
  * @link		http://codeigniter.com
- * @since		Version 2.1.0
+ * @since		Version 2.1.1
  * @filesource
  */
 
diff --git a/system/database/drivers/pdo/pdo_forge.php b/system/database/drivers/pdo/pdo_forge.php
index 1462e8c21..1a076d4a2 100644
--- a/system/database/drivers/pdo/pdo_forge.php
+++ b/system/database/drivers/pdo/pdo_forge.php
@@ -9,7 +9,7 @@
  * @license		http://codeigniter.com/user_guide/license.html
  * @author		EllisLab Dev Team
  * @link		http://codeigniter.com
- * @since		Version 2.1.0
+ * @since		Version 2.1.1
  * @filesource
  */
 
diff --git a/system/database/drivers/pdo/pdo_result.php b/system/database/drivers/pdo/pdo_result.php
index 7f3058ff0..7c4a2f977 100644
--- a/system/database/drivers/pdo/pdo_result.php
+++ b/system/database/drivers/pdo/pdo_result.php
@@ -9,7 +9,7 @@
  * @license		http://codeigniter.com/user_guide/license.html
  * @author		EllisLab Dev Team
  * @link		http://codeigniter.com
- * @since		Version 2.1.0
+ * @since		Version 2.1.1
  * @filesource
  */
 
diff --git a/system/database/drivers/pdo/pdo_utility.php b/system/database/drivers/pdo/pdo_utility.php
index 29aefca80..fec276458 100644
--- a/system/database/drivers/pdo/pdo_utility.php
+++ b/system/database/drivers/pdo/pdo_utility.php
@@ -9,7 +9,7 @@
  * @license		http://codeigniter.com/user_guide/license.html
  * @author		EllisLab Dev Team
  * @link		http://codeigniter.com
- * @since		Version 2.1.0
+ * @since		Version 2.1.1
  * @filesource
  */
 
diff --git a/system/libraries/Cache/Cache.php b/system/libraries/Cache/Cache.php
index 61e7aa761..261fc367b 100644
--- a/system/libraries/Cache/Cache.php
+++ b/system/libraries/Cache/Cache.php
@@ -6,7 +6,7 @@
  *
  * @package		CodeIgniter
  * @author		ExpressionEngine Dev Team
- * @copyright	Copyright (c) 2006 - 2011 EllisLab, Inc.
+ * @copyright	Copyright (c) 2006 - 2012 EllisLab, Inc.
  * @license		http://codeigniter.com/user_guide/license.html
  * @link		http://codeigniter.com
  * @since		Version 2.0
diff --git a/system/libraries/Cache/drivers/Cache_apc.php b/system/libraries/Cache/drivers/Cache_apc.php
index 79d91b320..f750e6cb7 100644
--- a/system/libraries/Cache/drivers/Cache_apc.php
+++ b/system/libraries/Cache/drivers/Cache_apc.php
@@ -6,7 +6,7 @@
  *
  * @package		CodeIgniter
  * @author		ExpressionEngine Dev Team
- * @copyright	Copyright (c) 2006 - 2011 EllisLab, Inc.
+ * @copyright	Copyright (c) 2006 - 2012 EllisLab, Inc.
  * @license		http://codeigniter.com/user_guide/license.html
  * @link		http://codeigniter.com
  * @since		Version 2.0
diff --git a/system/libraries/Cache/drivers/Cache_dummy.php b/system/libraries/Cache/drivers/Cache_dummy.php
index f96a68e27..b11b5b8fc 100644
--- a/system/libraries/Cache/drivers/Cache_dummy.php
+++ b/system/libraries/Cache/drivers/Cache_dummy.php
@@ -6,7 +6,7 @@
  *
  * @package		CodeIgniter
  * @author		ExpressionEngine Dev Team
- * @copyright	Copyright (c) 2006 - 2011 EllisLab, Inc.
+ * @copyright	Copyright (c) 2006 - 2012 EllisLab, Inc.
  * @license		http://codeigniter.com/user_guide/license.html
  * @link		http://codeigniter.com
  * @since		Version 2.0
diff --git a/system/libraries/Cache/drivers/Cache_file.php b/system/libraries/Cache/drivers/Cache_file.php
index 13e2d1af6..c50043660 100644
--- a/system/libraries/Cache/drivers/Cache_file.php
+++ b/system/libraries/Cache/drivers/Cache_file.php
@@ -6,7 +6,7 @@
  *
  * @package		CodeIgniter
  * @author		ExpressionEngine Dev Team
- * @copyright	Copyright (c) 2006 - 2011 EllisLab, Inc.
+ * @copyright	Copyright (c) 2006 - 2012 EllisLab, Inc.
  * @license		http://codeigniter.com/user_guide/license.html
  * @link		http://codeigniter.com
  * @since		Version 2.0
diff --git a/system/libraries/Cache/drivers/Cache_memcached.php b/system/libraries/Cache/drivers/Cache_memcached.php
index fc586e025..747842091 100644
--- a/system/libraries/Cache/drivers/Cache_memcached.php
+++ b/system/libraries/Cache/drivers/Cache_memcached.php
@@ -6,7 +6,7 @@
  *
  * @package		CodeIgniter
  * @author		ExpressionEngine Dev Team
- * @copyright	Copyright (c) 2006 - 2011 EllisLab, Inc.
+ * @copyright	Copyright (c) 2006 - 2012 EllisLab, Inc.
  * @license		http://codeigniter.com/user_guide/license.html
  * @link		http://codeigniter.com
  * @since		Version 2.0
diff --git a/system/libraries/Cart.php b/system/libraries/Cart.php
index ab5a70c98..da47b5a19 100644
--- a/system/libraries/Cart.php
+++ b/system/libraries/Cart.php
@@ -6,7 +6,7 @@
  *
  * @package		CodeIgniter
  * @author		ExpressionEngine Dev Team
- * @copyright	Copyright (c) 2006 - 2011, EllisLab, Inc.
+ * @copyright	Copyright (c) 2006 - 2012, EllisLab, Inc.
  * @license		http://codeigniter.com/user_guide/license.html
  * @link		http://codeigniter.com
  * @since		Version 1.0
diff --git a/system/libraries/Driver.php b/system/libraries/Driver.php
index 9881c1eec..f9959ff81 100644
--- a/system/libraries/Driver.php
+++ b/system/libraries/Driver.php
@@ -6,7 +6,7 @@
  *
  * @package		CodeIgniter
  * @author		EllisLab Dev Team
- * @copyright	Copyright (c) 2006 - 2011, EllisLab, Inc.
+ * @copyright	Copyright (c) 2006 - 2012, EllisLab, Inc.
  * @license		http://codeigniter.com/user_guide/license.html
  * @link		http://codeigniter.com
  * @since		Version 1.0
diff --git a/system/libraries/Migration.php b/system/libraries/Migration.php
index 3943ec130..5a41377ea 100644
--- a/system/libraries/Migration.php
+++ b/system/libraries/Migration.php
@@ -6,7 +6,7 @@
  *
  * @package		CodeIgniter
  * @author		EllisLab Dev Team
- * @copyright	Copyright (c) 2006 - 2011, EllisLab, Inc.
+ * @copyright	Copyright (c) 2006 - 2012, EllisLab, Inc.
  * @license		http://codeigniter.com/user_guide/license.html
  * @link		http://codeigniter.com
  * @since		Version 1.0
-- 
cgit v1.2.3-24-g4f1b


From 3020b24545381a72add33d67a488a7e39674ec7e Mon Sep 17 00:00:00 2001
From: Juan Ignacio Borda 
Date: Fri, 18 May 2012 18:27:50 -0300
Subject: added unbuffered_row() to DB_result.php to avoid memory exhausting
 when dealing with large results.

---
 system/database/DB_result.php | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

(limited to 'system')

diff --git a/system/database/DB_result.php b/system/database/DB_result.php
index 196febe2c..574cd9858 100644
--- a/system/database/DB_result.php
+++ b/system/database/DB_result.php
@@ -370,6 +370,24 @@ class CI_DB_result {
 
 	// --------------------------------------------------------------------
 
+	/**
+	 * Returns an unbuffered row and move pointer to next row
+	 *
+	 * @return	object
+	 */
+	public function unbuffered_row($type = 'object')
+	{
+		if ($type == 'object')
+		{
+			return $this->_fetch_object();
+		} else
+		{
+			return $this->_fetch_assoc();
+		}
+	}
+
+	// --------------------------------------------------------------------
+	
 	/**
 	 * The following functions are normally overloaded by the identically named
 	 * methods in the platform-specific driver -- except when query caching
-- 
cgit v1.2.3-24-g4f1b


From fbd31c8d98bd7e5eac5c8e8c2f102b05350db93e Mon Sep 17 00:00:00 2001
From: Andrey Andreev 
Date: Sat, 19 May 2012 13:19:43 +0300
Subject: Fix issue #726

---
 system/database/drivers/pdo/pdo_driver.php | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

(limited to 'system')

diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php
index 5de2079bb..c38b79c5a 100644
--- a/system/database/drivers/pdo/pdo_driver.php
+++ b/system/database/drivers/pdo/pdo_driver.php
@@ -51,23 +51,23 @@ class CI_DB_pdo_driver extends CI_DB {
 	function __construct($params)
 	{
 		parent::__construct($params);
-		
+
 		// clause and character used for LIKE escape sequences
 		if (strpos($this->hostname, 'mysql') !== FALSE)
 		{
 			$this->_like_escape_str = '';
 			$this->_like_escape_chr = '';
-			
+
 			//Prior to this version, the charset can't be set in the dsn
 			if(is_php('5.3.6'))
 			{
 				$this->hostname .= ";charset={$this->char_set}";
 			}
-			
+
 			//Set the charset with the connection options
 			$this->options['PDO::MYSQL_ATTR_INIT_COMMAND'] = "SET NAMES {$this->char_set}";
 		}
-		else if (strpos($this->hostname, 'odbc') !== FALSE)
+		elseif (strpos($this->hostname, 'odbc') !== FALSE)
 		{
 			$this->_like_escape_str = " {escape '%s'} ";
 			$this->_like_escape_chr = '!';
@@ -77,9 +77,9 @@ class CI_DB_pdo_driver extends CI_DB {
 			$this->_like_escape_str = " ESCAPE '%s' ";
 			$this->_like_escape_chr = '!';
 		}
-		
-		$this->hostname .= ";dbname=".$this->database;
-		
+
+		empty($this->database) OR $this->hostname .= ';dbname='.$this->database;
+
 		$this->trans_enabled = FALSE;
 
 		$this->_random_keyword = ' RND('.time().')'; // database specific random keyword
@@ -94,7 +94,7 @@ class CI_DB_pdo_driver extends CI_DB {
 	function db_connect()
 	{
 		$this->options['PDO::ATTR_ERRMODE'] = PDO::ERRMODE_SILENT;
-		
+
 		return new PDO($this->hostname, $this->username, $this->password, $this->options);
 	}
 
-- 
cgit v1.2.3-24-g4f1b


From fece884ea610485425208c648ba207fa43593e8b Mon Sep 17 00:00:00 2001
From: Juan Ignacio Borda 
Date: Sat, 19 May 2012 09:33:07 -0300
Subject: Fixed return line and comments

---
 system/database/DB_result.php | 11 +++--------
 1 file changed, 3 insertions(+), 8 deletions(-)

(limited to 'system')

diff --git a/system/database/DB_result.php b/system/database/DB_result.php
index 574cd9858..25b4fb911 100644
--- a/system/database/DB_result.php
+++ b/system/database/DB_result.php
@@ -373,17 +373,12 @@ class CI_DB_result {
 	/**
 	 * Returns an unbuffered row and move pointer to next row
 	 *
-	 * @return	object
+	 * @return	mixed	either a result object or array
 	 */
 	public function unbuffered_row($type = 'object')
 	{
-		if ($type == 'object')
-		{
-			return $this->_fetch_object();
-		} else
-		{
-			return $this->_fetch_assoc();
-		}
+		return ($type !== 'array') ? $this->_fetch_object() : $this->_fetch_assoc();
+		
 	}
 
 	// --------------------------------------------------------------------
-- 
cgit v1.2.3-24-g4f1b


From 9fa8d404790833a098a8bbd855f1452897d6ff88 Mon Sep 17 00:00:00 2001
From: Rogerio Prado de Jesus 
Date: Sat, 19 May 2012 13:38:26 -0300
Subject: Fix a issue with affect_rows in CI_DB_pdo_driver::_execute()

In case of SELECT queries PDOStatement::rowCount doesn't work as expected. This commit
makes affect_rows be initialized properly.

Signed-off-by: Rogerio Prado de Jesus 
---
 system/database/drivers/pdo/pdo_driver.php | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

(limited to 'system')

diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php
index c38b79c5a..952016848 100644
--- a/system/database/drivers/pdo/pdo_driver.php
+++ b/system/database/drivers/pdo/pdo_driver.php
@@ -189,11 +189,20 @@ class CI_DB_pdo_driver extends CI_DB {
 	function _execute($sql)
 	{
 		$sql = $this->_prep_query($sql);
-		$result_id = $this->conn_id->query($sql);
+		$result_id = $this->conn_id->prepare($sql);
+		$result_id->execute();
 		
 		if (is_object($result_id))
 		{
-			$this->affect_rows = $result_id->rowCount();
+			if (is_numeric(stripos($sql, 'SELECT')))
+			{
+				$this->affect_rows = count($result_id->fetchAll());
+				$result_id->execute();
+			}
+			else
+			{
+				$this->affect_rows = $result_id->rowCount();
+			}
 		}
 		else
 		{
-- 
cgit v1.2.3-24-g4f1b


From 27738491fc11d0b9ce5670b2f6a7957fc421ee4b Mon Sep 17 00:00:00 2001
From: Rogerio Prado de Jesus 
Date: Sat, 19 May 2012 13:45:44 -0300
Subject: Fix a issue with CI_DB_pdo_result::num_rows()

In case of SELECT queries PDOStatement::rowCount doesn't work as expected. This commit
makes it returns the expected value.
---
 system/database/drivers/pdo/pdo_result.php | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

(limited to 'system')

diff --git a/system/database/drivers/pdo/pdo_result.php b/system/database/drivers/pdo/pdo_result.php
index 7f3058ff0..c05fbc908 100644
--- a/system/database/drivers/pdo/pdo_result.php
+++ b/system/database/drivers/pdo/pdo_result.php
@@ -34,7 +34,18 @@ class CI_DB_pdo_result extends CI_DB_result {
 	 */
 	function num_rows()
 	{
-		return $this->result_id->rowCount();
+		if (is_numeric(stripos($this->result_id->queryString, 'SELECT')))
+		{
+			$dbh = $this->conn_id;
+			$query = $dbh->query($this->result_id->queryString);
+			$result = $query->fetchAll();
+			unset($dbh, $query);
+			return count($result);
+		}
+		else
+		{
+			return $this->result_id->rowCount();	
+		}
 	}
 
 	// --------------------------------------------------------------------
-- 
cgit v1.2.3-24-g4f1b


From 36237d8305260282b46f52f9fec91b5b7176088f Mon Sep 17 00:00:00 2001
From: Root 
Date: Mon, 21 May 2012 18:30:00 -0400
Subject: Move closing of database connection to CI_DB_driver->__destruct -
 #1376

---
 system/core/CodeIgniter.php   | 10 ----------
 system/database/DB_driver.php |  7 +++++++
 2 files changed, 7 insertions(+), 10 deletions(-)

(limited to 'system')

diff --git a/system/core/CodeIgniter.php b/system/core/CodeIgniter.php
index 00db6e13a..585bb7b31 100755
--- a/system/core/CodeIgniter.php
+++ b/system/core/CodeIgniter.php
@@ -393,15 +393,5 @@
  */
 	$EXT->call_hook('post_system');
 
-/*
- * ------------------------------------------------------
- *  Close the DB connection if one exists
- * ------------------------------------------------------
- */
-	if (class_exists('CI_DB') && isset($CI->db) && ! $CI->db->pconnect)
-	{
-		$CI->db->close();
-	}
-
 /* End of file CodeIgniter.php */
 /* Location: ./system/core/CodeIgniter.php */
\ No newline at end of file
diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php
index ef77b594e..c757277ce 100644
--- a/system/database/DB_driver.php
+++ b/system/database/DB_driver.php
@@ -92,6 +92,13 @@ abstract class CI_DB_driver {
 
 	// --------------------------------------------------------------------
 
+	public function __destruct()
+	{
+		$this->close();
+	}
+
+	// --------------------------------------------------------------------	
+
 	/**
 	 * Initialize Database Settings
 	 *
-- 
cgit v1.2.3-24-g4f1b


From ab396b4a56d3eaa91c559ccc4df2817c53897aef Mon Sep 17 00:00:00 2001
From: Gints Murans 
Date: Wed, 23 May 2012 00:21:39 +0300
Subject: Moved destruct to the end of file

---
 system/database/DB_driver.php | 24 +++++++++++++++++-------
 1 file changed, 17 insertions(+), 7 deletions(-)

(limited to 'system')

diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php
index c757277ce..44c864e64 100644
--- a/system/database/DB_driver.php
+++ b/system/database/DB_driver.php
@@ -90,13 +90,6 @@ abstract class CI_DB_driver {
 		log_message('debug', 'Database Driver Class Initialized');
 	}
 
-	// --------------------------------------------------------------------
-
-	public function __destruct()
-	{
-		$this->close();
-	}
-
 	// --------------------------------------------------------------------	
 
 	/**
@@ -1397,6 +1390,23 @@ abstract class CI_DB_driver {
 	{
 	}
 
+	// --------------------------------------------------------------------
+
+	/**
+	 * Destructor
+	 *
+	 * Closes the database connection, if needed.
+	 *
+	 * @return	void
+	 */
+	public function __destruct()
+	{
+		if ($this->conn_id && ! $this->pconnect)
+		{
+			$this->close();
+		}
+	}
+
 }
 
 /* End of file DB_driver.php */
-- 
cgit v1.2.3-24-g4f1b


From 89f77eedf9118dfccd52a7bc3e559d6bac5aa07c Mon Sep 17 00:00:00 2001
From: Gints Murans 
Date: Wed, 23 May 2012 00:23:50 +0300
Subject: Removed a space after comment line

---
 system/database/DB_driver.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'system')

diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php
index 44c864e64..a955f45d2 100644
--- a/system/database/DB_driver.php
+++ b/system/database/DB_driver.php
@@ -90,7 +90,7 @@ abstract class CI_DB_driver {
 		log_message('debug', 'Database Driver Class Initialized');
 	}
 
-	// --------------------------------------------------------------------	
+	// --------------------------------------------------------------------
 
 	/**
 	 * Initialize Database Settings
-- 
cgit v1.2.3-24-g4f1b


From 79922c0d963de9728315db02deaf4d2516c94d5b Mon Sep 17 00:00:00 2001
From: Andrey Andreev 
Date: Wed, 23 May 2012 12:27:17 +0300
Subject: Removed the parameter use in database drivers' _close() and added a
 default _close() method in CI_DB_driver + some changelog fixes

---
 system/database/DB_driver.php                        | 20 +++++++++++++++++---
 system/database/DB_result.php                        |  3 +--
 system/database/drivers/cubrid/cubrid_driver.php     |  9 ++++-----
 .../database/drivers/interbase/interbase_driver.php  |  5 ++---
 system/database/drivers/mssql/mssql_driver.php       |  7 +++----
 system/database/drivers/mysql/mysql_driver.php       |  7 +++----
 system/database/drivers/mysqli/mysqli_driver.php     |  6 ++----
 system/database/drivers/oci8/oci8_driver.php         |  7 +++----
 system/database/drivers/odbc/odbc_driver.php         |  7 +++----
 system/database/drivers/pdo/pdo_driver.php           | 15 +--------------
 system/database/drivers/postgre/postgre_driver.php   |  5 ++---
 system/database/drivers/sqlite/sqlite_driver.php     |  7 +++----
 system/database/drivers/sqlite3/sqlite3_driver.php   |  3 +--
 system/database/drivers/sqlsrv/sqlsrv_driver.php     |  7 +++----
 14 files changed, 48 insertions(+), 60 deletions(-)

(limited to 'system')

diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php
index a955f45d2..a0812d4c7 100644
--- a/system/database/DB_driver.php
+++ b/system/database/DB_driver.php
@@ -1152,13 +1152,27 @@ abstract class CI_DB_driver {
 	{
 		if ($this->conn_id)
 		{
-			$this->_close($this->conn_id);
+			$this->_close();
 			$this->conn_id = FALSE;
 		}
 	}
 
 	// --------------------------------------------------------------------
 
+	/**
+	 * Close DB Connection
+	 *
+	 * This method would be overriden by most of the drivers.
+	 *
+	 * @return	void
+	 */
+	protected function _close()
+	{
+		$this->conn_id = FALSE;
+	}
+
+	// --------------------------------------------------------------------
+
 	/**
 	 * Display an error message
 	 *
@@ -1401,7 +1415,7 @@ abstract class CI_DB_driver {
 	 */
 	public function __destruct()
 	{
-		if ($this->conn_id && ! $this->pconnect)
+		if ( ! $this->pconnect)
 		{
 			$this->close();
 		}
@@ -1410,4 +1424,4 @@ abstract class CI_DB_driver {
 }
 
 /* End of file DB_driver.php */
-/* Location: ./system/database/DB_driver.php */
+/* Location: ./system/database/DB_driver.php */
\ No newline at end of file
diff --git a/system/database/DB_result.php b/system/database/DB_result.php
index 25b4fb911..690734b08 100644
--- a/system/database/DB_result.php
+++ b/system/database/DB_result.php
@@ -378,11 +378,10 @@ class CI_DB_result {
 	public function unbuffered_row($type = 'object')
 	{
 		return ($type !== 'array') ? $this->_fetch_object() : $this->_fetch_assoc();
-		
 	}
 
 	// --------------------------------------------------------------------
-	
+
 	/**
 	 * The following functions are normally overloaded by the identically named
 	 * methods in the platform-specific driver -- except when query caching
diff --git a/system/database/drivers/cubrid/cubrid_driver.php b/system/database/drivers/cubrid/cubrid_driver.php
index 1373faa88..944df99b5 100644
--- a/system/database/drivers/cubrid/cubrid_driver.php
+++ b/system/database/drivers/cubrid/cubrid_driver.php
@@ -485,7 +485,7 @@ class CI_DB_cubrid_driver extends CI_DB {
 	}
 
 	// --------------------------------------------------------------------
-	
+
 	/**
 	 * Limit string
 	 *
@@ -506,15 +506,14 @@ class CI_DB_cubrid_driver extends CI_DB {
 	/**
 	 * Close DB Connection
 	 *
-	 * @param	resource
 	 * @return	void
 	 */
-	protected function _close($conn_id)
+	protected function _close()
 	{
-		@cubrid_close($conn_id);
+		@cubrid_close($this->conn_id);
 	}
 
 }
 
 /* End of file cubrid_driver.php */
-/* Location: ./system/database/drivers/cubrid/cubrid_driver.php */
+/* Location: ./system/database/drivers/cubrid/cubrid_driver.php */
\ No newline at end of file
diff --git a/system/database/drivers/interbase/interbase_driver.php b/system/database/drivers/interbase/interbase_driver.php
index 1b18de803..c457f6340 100644
--- a/system/database/drivers/interbase/interbase_driver.php
+++ b/system/database/drivers/interbase/interbase_driver.php
@@ -472,12 +472,11 @@ class CI_DB_interbase_driver extends CI_DB {
 	/**
 	 * Close DB Connection
 	 *
-	 * @param	resource
 	 * @return	void
 	 */
-	protected function _close($conn_id)
+	protected function _close()
 	{
-		@ibase_close($conn_id);
+		@ibase_close($this->conn_id);
 	}
 
 }
diff --git a/system/database/drivers/mssql/mssql_driver.php b/system/database/drivers/mssql/mssql_driver.php
index f60ec8168..914de499f 100644
--- a/system/database/drivers/mssql/mssql_driver.php
+++ b/system/database/drivers/mssql/mssql_driver.php
@@ -523,15 +523,14 @@ class CI_DB_mssql_driver extends CI_DB {
 	/**
 	 * Close DB Connection
 	 *
-	 * @param	resource
 	 * @return	void
 	 */
-	protected function _close($conn_id)
+	protected function _close()
 	{
-		@mssql_close($conn_id);
+		@mssql_close($this->conn_id);
 	}
 
 }
 
 /* End of file mssql_driver.php */
-/* Location: ./system/database/drivers/mssql/mssql_driver.php */
+/* Location: ./system/database/drivers/mssql/mssql_driver.php */
\ No newline at end of file
diff --git a/system/database/drivers/mysql/mysql_driver.php b/system/database/drivers/mysql/mysql_driver.php
index 32c51865d..161f99541 100644
--- a/system/database/drivers/mysql/mysql_driver.php
+++ b/system/database/drivers/mysql/mysql_driver.php
@@ -520,15 +520,14 @@ class CI_DB_mysql_driver extends CI_DB {
 	/**
 	 * Close DB Connection
 	 *
-	 * @param	resource
 	 * @return	void
 	 */
-	protected function _close($conn_id)
+	protected function _close()
 	{
-		@mysql_close($conn_id);
+		@mysql_close($this->conn_id);
 	}
 
 }
 
 /* End of file mysql_driver.php */
-/* Location: ./system/database/drivers/mysql/mysql_driver.php */
+/* Location: ./system/database/drivers/mysql/mysql_driver.php */
\ No newline at end of file
diff --git a/system/database/drivers/mysqli/mysqli_driver.php b/system/database/drivers/mysqli/mysqli_driver.php
index e2684e4f2..9261883f5 100644
--- a/system/database/drivers/mysqli/mysqli_driver.php
+++ b/system/database/drivers/mysqli/mysqli_driver.php
@@ -523,16 +523,14 @@ class CI_DB_mysqli_driver extends CI_DB {
 	/**
 	 * Close DB Connection
 	 *
-	 * @param	object
 	 * @return	void
 	 */
-	protected function _close($conn_id)
+	protected function _close()
 	{
 		$this->conn_id->close();
-		$this->conn_id = FALSE;
 	}
 
 }
 
 /* End of file mysqli_driver.php */
-/* Location: ./system/database/drivers/mysqli/mysqli_driver.php */
+/* Location: ./system/database/drivers/mysqli/mysqli_driver.php */
\ No newline at end of file
diff --git a/system/database/drivers/oci8/oci8_driver.php b/system/database/drivers/oci8/oci8_driver.php
index 33a89df94..e2fa51349 100644
--- a/system/database/drivers/oci8/oci8_driver.php
+++ b/system/database/drivers/oci8/oci8_driver.php
@@ -671,15 +671,14 @@ class CI_DB_oci8_driver extends CI_DB {
 	/**
 	 * Close DB Connection
 	 *
-	 * @param	resource
 	 * @return	void
 	 */
-	protected function _close($conn_id)
+	protected function _close()
 	{
-		@oci_close($conn_id);
+		@oci_close($this->conn_id);
 	}
 
 }
 
 /* End of file oci8_driver.php */
-/* Location: ./system/database/drivers/oci8/oci8_driver.php */
+/* Location: ./system/database/drivers/oci8/oci8_driver.php */
\ No newline at end of file
diff --git a/system/database/drivers/odbc/odbc_driver.php b/system/database/drivers/odbc/odbc_driver.php
index e36f2d233..e3172117a 100644
--- a/system/database/drivers/odbc/odbc_driver.php
+++ b/system/database/drivers/odbc/odbc_driver.php
@@ -402,15 +402,14 @@ class CI_DB_odbc_driver extends CI_DB {
 	/**
 	 * Close DB Connection
 	 *
-	 * @param	resource
 	 * @return	void
 	 */
-	protected function _close($conn_id)
+	protected function _close()
 	{
-		@odbc_close($conn_id);
+		@odbc_close($this->conn_id);
 	}
 
 }
 
 /* End of file odbc_driver.php */
-/* Location: ./system/database/drivers/odbc/odbc_driver.php */
+/* Location: ./system/database/drivers/odbc/odbc_driver.php */
\ No newline at end of file
diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php
index 89e69676d..e38c1145c 100644
--- a/system/database/drivers/pdo/pdo_driver.php
+++ b/system/database/drivers/pdo/pdo_driver.php
@@ -667,20 +667,7 @@ class CI_DB_pdo_driver extends CI_DB {
 		}
 	}
 
-	// --------------------------------------------------------------------
-
-	/**
-	 * Close DB Connection
-	 *
-	 * @param	object
-	 * @return	void
-	 */
-	protected function _close($conn_id)
-	{
-		$this->conn_id = NULL;
-	}
-
 }
 
 /* End of file pdo_driver.php */
-/* Location: ./system/database/drivers/pdo/pdo_driver.php */
+/* Location: ./system/database/drivers/pdo/pdo_driver.php */
\ No newline at end of file
diff --git a/system/database/drivers/postgre/postgre_driver.php b/system/database/drivers/postgre/postgre_driver.php
index 17bd37b38..0ddfd0abe 100644
--- a/system/database/drivers/postgre/postgre_driver.php
+++ b/system/database/drivers/postgre/postgre_driver.php
@@ -653,12 +653,11 @@ class CI_DB_postgre_driver extends CI_DB {
 	/**
 	 * Close DB Connection
 	 *
-	 * @param	resource
 	 * @return	void
 	 */
-	protected function _close($conn_id)
+	protected function _close()
 	{
-		@pg_close($conn_id);
+		@pg_close($this->conn_id);
 	}
 
 }
diff --git a/system/database/drivers/sqlite/sqlite_driver.php b/system/database/drivers/sqlite/sqlite_driver.php
index 551704f83..d710b945d 100644
--- a/system/database/drivers/sqlite/sqlite_driver.php
+++ b/system/database/drivers/sqlite/sqlite_driver.php
@@ -450,15 +450,14 @@ class CI_DB_sqlite_driver extends CI_DB {
 	/**
 	 * Close DB Connection
 	 *
-	 * @param	resource
 	 * @return	void
 	 */
-	protected function _close($conn_id)
+	protected function _close()
 	{
-		@sqlite_close($conn_id);
+		@sqlite_close($this->conn_id);
 	}
 
 }
 
 /* End of file sqlite_driver.php */
-/* Location: ./system/database/drivers/sqlite/sqlite_driver.php */
+/* Location: ./system/database/drivers/sqlite/sqlite_driver.php */
\ No newline at end of file
diff --git a/system/database/drivers/sqlite3/sqlite3_driver.php b/system/database/drivers/sqlite3/sqlite3_driver.php
index d22f6a442..ad2848ed8 100644
--- a/system/database/drivers/sqlite3/sqlite3_driver.php
+++ b/system/database/drivers/sqlite3/sqlite3_driver.php
@@ -417,10 +417,9 @@ class CI_DB_sqlite3_driver extends CI_DB {
 	/**
 	 * Close DB Connection
 	 *
-	 * @param	object (ignored)
 	 * @return	void
 	 */
-	protected function _close($conn_id)
+	protected function _close()
 	{
 		$this->conn_id->close();
 	}
diff --git a/system/database/drivers/sqlsrv/sqlsrv_driver.php b/system/database/drivers/sqlsrv/sqlsrv_driver.php
index 8cc500f55..3e9fa7b1a 100644
--- a/system/database/drivers/sqlsrv/sqlsrv_driver.php
+++ b/system/database/drivers/sqlsrv/sqlsrv_driver.php
@@ -510,15 +510,14 @@ class CI_DB_sqlsrv_driver extends CI_DB {
 	/**
 	 * Close DB Connection
 	 *
-	 * @param	resource
 	 * @return	void
 	 */
-	protected function _close($conn_id)
+	protected function _close()
 	{
-		@sqlsrv_close($conn_id);
+		@sqlsrv_close($this->conn_id);
 	}
 
 }
 
 /* End of file sqlsrv_driver.php */
-/* Location: ./system/database/drivers/sqlsrv/sqlsrv_driver.php */
+/* Location: ./system/database/drivers/sqlsrv/sqlsrv_driver.php */
\ No newline at end of file
-- 
cgit v1.2.3-24-g4f1b


From 74b648c2da3ee5d92920cea2355ccf36d5e0519e Mon Sep 17 00:00:00 2001
From: Nithin 
Date: Sun, 21 Aug 2011 01:23:47 -0300
Subject: Added ability to _like paramater side to use 'none', in case one
 wants to query like instead of where without case being sensitive

---
 system/database/DB_active_rec.php | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

(limited to 'system')

diff --git a/system/database/DB_active_rec.php b/system/database/DB_active_rec.php
index 7bab729f5..841ede28e 100644
--- a/system/database/DB_active_rec.php
+++ b/system/database/DB_active_rec.php
@@ -660,8 +660,12 @@ class CI_DB_active_record extends CI_DB_driver {
 			$prefix = (count($this->ar_like) == 0) ? '' : $type;
 
 			$v = $this->escape_like_str($v);
-
-			if ($side == 'before')
+			
+			if ($side == 'none')
+			{
+				$like_statement = $prefix." $k $not LIKE '{$v}'";
+			}
+			elseif ($side == 'before')
 			{
 				$like_statement = $prefix." $k $not LIKE '%{$v}'";
 			}
-- 
cgit v1.2.3-24-g4f1b


From 55a6ddb0c7bab1149bb1ddfa3a1aff46612c91d4 Mon Sep 17 00:00:00 2001
From: Phil Sturgeon 
Date: Wed, 23 May 2012 18:37:24 +0100
Subject: Input, Session and Cookie get's will return NULL. Read more about
 this change here: http://codeigniter.com/forums/viewthread/215833

---
 system/core/Input.php        |  4 ++--
 system/core/URI.php          | 18 +++++++++---------
 system/libraries/Session.php |  6 +++---
 3 files changed, 14 insertions(+), 14 deletions(-)

(limited to 'system')

diff --git a/system/core/Input.php b/system/core/Input.php
index e916ac66d..97be9e690 100755
--- a/system/core/Input.php
+++ b/system/core/Input.php
@@ -135,7 +135,7 @@ class CI_Input {
 	{
 		if ( ! isset($array[$index]))
 		{
-			return FALSE;
+			return NULL;
 		}
 
 		if ($xss_clean === TRUE)
@@ -659,7 +659,7 @@ class CI_Input {
 
 		if ( ! isset($this->headers[$index]))
 		{
-			return FALSE;
+			return NULL;
 		}
 
 		return ($xss_clean === TRUE)
diff --git a/system/core/URI.php b/system/core/URI.php
index e66cb6dc5..a9432e05d 100755
--- a/system/core/URI.php
+++ b/system/core/URI.php
@@ -358,10 +358,10 @@ class CI_URI {
 	 * This function returns the URI segment based on the number provided.
 	 *
 	 * @param	int
-	 * @param	bool
+	 * @param	mixed
 	 * @return	string
 	 */
-	public function segment($n, $no_result = FALSE)
+	public function segment($n, $no_result = NULL)
 	{
 		return isset($this->segments[$n]) ? $this->segments[$n] : $no_result;
 	}
@@ -376,10 +376,10 @@ class CI_URI {
 	 * same result as $this->segment()
 	 *
 	 * @param	int
-	 * @param	bool
+	 * @param	mixed
 	 * @return	string
 	 */
-	public function rsegment($n, $no_result = FALSE)
+	public function rsegment($n, $no_result = NULL)
 	{
 		return isset($this->rsegments[$n]) ? $this->rsegments[$n] : $no_result;
 	}
@@ -462,7 +462,7 @@ class CI_URI {
 		{
 			return (count($default) === 0)
 				? array()
-				: array_fill_keys($default, FALSE);
+				: array_fill_keys($default, NULL);
 		}
 
 		$segments = array_slice($this->$segment_array(), ($n - 1));
@@ -477,7 +477,7 @@ class CI_URI {
 			}
 			else
 			{
-				$retval[$seg] = FALSE;
+				$retval[$seg] = NULL;
 				$lastval = $seg;
 			}
 
@@ -490,7 +490,7 @@ class CI_URI {
 			{
 				if ( ! array_key_exists($val, $retval))
 				{
-					$retval[$val] = FALSE;
+					$retval[$val] = NULL;
 				}
 			}
 		}
@@ -511,7 +511,7 @@ class CI_URI {
 	public function assoc_to_uri($array)
 	{
 		$temp = array();
-		foreach ( (array) $array as $key => $val)
+		foreach ((array) $array as $key => $val)
 		{
 			$temp[] = $key;
 			$temp[] = $val;
@@ -644,7 +644,7 @@ class CI_URI {
 	 */
 	public function ruri_string()
 	{
-		return '/'.implode('/', $this->rsegment_array());
+		return implode('/', $this->rsegment_array());
 	}
 
 }
diff --git a/system/libraries/Session.php b/system/libraries/Session.php
index 783109a60..4d6aa0ce8 100644
--- a/system/libraries/Session.php
+++ b/system/libraries/Session.php
@@ -276,7 +276,7 @@ class CI_Session {
 		$session = $this->CI->input->cookie($this->sess_cookie_name);
 
 		// No cookie?  Goodbye cruel world!...
-		if ($session === FALSE)
+		if ($session === NULL)
 		{
 			log_message('debug', 'A session cookie was not found.');
 			return FALSE;
@@ -586,7 +586,7 @@ class CI_Session {
 	 */
 	public function userdata($item)
 	{
-		return isset($this->userdata[$item]) ? $this->userdata[$item] : FALSE;
+		return isset($this->userdata[$item]) ? $this->userdata[$item] : NULL;
 	}
 
 	// --------------------------------------------------------------------
@@ -715,7 +715,7 @@ class CI_Session {
 	{
 		// 'old' flashdata gets removed. Here we mark all
 		// flashdata as 'new' to preserve it from _flashdata_sweep()
-		// Note the function will return FALSE if the $key
+		// Note the function will return NULL if the $key
 		// provided cannot be found
 		$value = $this->userdata($this->flashdata_key.':old:'.$key);
 
-- 
cgit v1.2.3-24-g4f1b


From f49c407d587d35fc12ad27c045fbcb51f89f59f8 Mon Sep 17 00:00:00 2001
From: Andrey Andreev 
Date: Thu, 24 May 2012 14:57:33 +0300
Subject: Fix issue #1388

---
 system/core/Lang.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'system')

diff --git a/system/core/Lang.php b/system/core/Lang.php
index 5cb0cad71..73c9127ac 100755
--- a/system/core/Lang.php
+++ b/system/core/Lang.php
@@ -65,14 +65,14 @@ class CI_Lang {
 	/**
 	 * Load a language file
 	 *
-	 * @param	mixed	the name of the language file to be loaded. Can be an array
+	 * @param	mixed	the name of the language file to be loaded
 	 * @param	string	the language (english, etc.)
 	 * @param	bool	return loaded array of translations
 	 * @param 	bool	add suffix to $langfile
 	 * @param 	string	alternative path to look for language file
 	 * @return	mixed
 	 */
-	public function load($langfile = '', $idiom = '', $return = FALSE, $add_suffix = TRUE, $alt_path = '')
+	public function load($langfile, $idiom = '', $return = FALSE, $add_suffix = TRUE, $alt_path = '')
 	{
 		$langfile = str_replace('.php', '', $langfile);
 
-- 
cgit v1.2.3-24-g4f1b


From 7f57a016358a5ae19470d6c45b09d647246e3462 Mon Sep 17 00:00:00 2001
From: Andrey Andreev 
Date: Thu, 24 May 2012 18:40:50 +0300
Subject: Remove the DB destructor (db->close())

---
 system/database/DB.php        |  2 +-
 system/database/DB_driver.php | 17 -----------------
 2 files changed, 1 insertion(+), 18 deletions(-)

(limited to 'system')

diff --git a/system/database/DB.php b/system/database/DB.php
index b28439b29..9b96c7fcd 100755
--- a/system/database/DB.php
+++ b/system/database/DB.php
@@ -159,4 +159,4 @@ function &DB($params = '', $query_builder_override = NULL)
 }
 
 /* End of file DB.php */
-/* Location: ./system/database/DB.php */
+/* Location: ./system/database/DB.php */
\ No newline at end of file
diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php
index a0812d4c7..d8a1c13f0 100644
--- a/system/database/DB_driver.php
+++ b/system/database/DB_driver.php
@@ -1404,23 +1404,6 @@ abstract class CI_DB_driver {
 	{
 	}
 
-	// --------------------------------------------------------------------
-
-	/**
-	 * Destructor
-	 *
-	 * Closes the database connection, if needed.
-	 *
-	 * @return	void
-	 */
-	public function __destruct()
-	{
-		if ( ! $this->pconnect)
-		{
-			$this->close();
-		}
-	}
-
 }
 
 /* End of file DB_driver.php */
-- 
cgit v1.2.3-24-g4f1b


From d45f9503a45e099ed35df3e83aaa12bd91217dea Mon Sep 17 00:00:00 2001
From: Andrey Andreev 
Date: Thu, 24 May 2012 19:31:39 +0300
Subject: Add backwards compatibility work-around for the  configuration
 setting

---
 system/database/DB.php | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'system')

diff --git a/system/database/DB.php b/system/database/DB.php
index 9b96c7fcd..1fe44c0e5 100755
--- a/system/database/DB.php
+++ b/system/database/DB.php
@@ -118,6 +118,13 @@ function &DB($params = '', $query_builder_override = NULL)
 	{
 		$query_builder = $query_builder_override;
 	}
+	// Backwards compatibility work-around for keeping the
+	// $active_record config variable working. Should be
+	// removed in v3.1
+	elseif ( ! isset($query_builder) && isset($active_record))
+	{
+		$query_builder = $active_record;
+	}
 
 	require_once(BASEPATH.'database/DB_driver.php');
 
-- 
cgit v1.2.3-24-g4f1b


From 7b5eb7310e5980ffb23fde8a11261e4a40c3b90e Mon Sep 17 00:00:00 2001
From: Andrey Andreev 
Date: Thu, 24 May 2012 20:52:41 +0300
Subject: Fix issue #1273 and some cleanup in Query Builder

---
 system/database/DB_query_builder.php | 43 +++++++++++++++---------------------
 1 file changed, 18 insertions(+), 25 deletions(-)

(limited to 'system')

diff --git a/system/database/DB_query_builder.php b/system/database/DB_query_builder.php
index d0af66de1..cee4354e9 100644
--- a/system/database/DB_query_builder.php
+++ b/system/database/DB_query_builder.php
@@ -211,8 +211,8 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
 			$alias = $this->_create_alias_from_table(trim($select));
 		}
 
-		$sql = $this->protect_identifiers($type.'('.trim($select).')').' AS '.$this->protect_identifiers(trim($alias));
-		
+		$sql = $this->protect_identifiers($type.'('.trim($select).')').' AS '.$this->escape_identifiers(trim($alias));
+
 		$this->qb_select[] = $sql;
 		$this->qb_no_escape[] = NULL;
 
@@ -256,7 +256,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
 	 */
 	public function distinct($val = TRUE)
 	{
-		$this->qb_distinct = (is_bool($val)) ? $val : TRUE;
+		$this->qb_distinct = is_bool($val) ? $val : TRUE;
 		return $this;
 	}
 
@@ -272,7 +272,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
 	 */
 	public function from($from)
 	{
-		foreach ((array)$from as $val)
+		foreach ((array) $from as $val)
 		{
 			if (strpos($val, ',') !== FALSE)
 			{
@@ -1111,6 +1111,8 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
 		return $result;
 	}
 
+	// --------------------------------------------------------------------
+
 	/**
 	 * "Count All Results" query
 	 *
@@ -1139,6 +1141,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
 		$row = $result->row();
 		return (int) $row->numrows;
 	}
+
 	// --------------------------------------------------------------------
 
 	/**
@@ -1401,16 +1404,13 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
 			return ($this->db_debug) ? $this->display_error('db_must_use_set') : FALSE;
 		}
 
-		if ($table == '')
+		if ($table != '')
 		{
-			if ( ! isset($this->qb_from[0]))
-			{
-				return ($this->db_debug) ? $this->display_error('db_must_set_table') : FALSE;
-			}
+			$this->qb_from[0] = $table;
 		}
-		else
+		elseif ( ! isset($this->qb_from[0]))
 		{
-			$this->qb_from[0] = $table;
+			return ($this->db_debug) ? $this->display_error('db_must_set_table') : FALSE;
 		}
 
 		return TRUE;
@@ -1600,16 +1600,13 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
 			return ($this->db_debug) ? $this->display_error('db_must_use_set') : FALSE;
 		}
 
-		if ($table == '')
+		if ($table != '')
 		{
-			if ( ! isset($this->qb_from[0]))
-			{
-				return ($this->db_debug) ? $this->display_error('db_must_set_table') : FALSE;
-			}
+			$this->qb_from[0] = $table;
 		}
-		else
+		elseif ( ! isset($this->qb_from[0]))
 		{
-			$this->qb_from[0] = $table;
+			return ($this->db_debug) ? $this->display_error('db_must_set_table') : FALSE;
 		}
 
 		return TRUE;
@@ -1696,15 +1693,11 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
 				{
 					$index_set = TRUE;
 				}
-				else
-				{
-					$not[] = $k.'-'.$v;
-				}
 
 				$clean[$this->protect_identifiers($k2)] = ($escape === FALSE) ? $v2 : $this->escape($v2);
 			}
 
-			if ($index_set == FALSE)
+			if ($index_set === FALSE)
 			{
 				return $this->display_error('db_batch_missing_index');
 			}
@@ -2102,7 +2095,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
 	 * @param	object
 	 * @return	array
 	 */
-	public function _object_to_array($object)
+	protected function _object_to_array($object)
 	{
 		if ( ! is_object($object))
 		{
@@ -2132,7 +2125,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
 	 * @param	object
 	 * @return	array
 	 */
-	public function _object_to_array_batch($object)
+	protected function _object_to_array_batch($object)
 	{
 		if ( ! is_object($object))
 		{
-- 
cgit v1.2.3-24-g4f1b


From 470805b12a8a25faddc9caafe573c15dbd89f8ed Mon Sep 17 00:00:00 2001
From: Andrey Andreev 
Date: Thu, 24 May 2012 21:57:21 +0300
Subject: Fix issues #44 & #110

---
 system/libraries/Upload.php | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'system')

diff --git a/system/libraries/Upload.php b/system/libraries/Upload.php
index 271c6d21f..7456e922a 100644
--- a/system/libraries/Upload.php
+++ b/system/libraries/Upload.php
@@ -747,6 +747,8 @@ class CI_Upload {
 				';',
 				'?',
 				'/',
+				'!',
+				'#',
 				'%20',
 				'%22',
 				'%3c',		// <
-- 
cgit v1.2.3-24-g4f1b


From 55d3ad4faf2727b900832884e7c219076a255b66 Mon Sep 17 00:00:00 2001
From: Andrey Andreev 
Date: Thu, 24 May 2012 22:13:06 +0300
Subject: Fix issue #121

---
 system/database/DB_result.php                      | 16 +++++++++-------
 system/database/drivers/oci8/oci8_result.php       | 16 ++++++++--------
 system/database/drivers/sqlite3/sqlite3_result.php | 16 ++++++++--------
 3 files changed, 25 insertions(+), 23 deletions(-)

(limited to 'system')

diff --git a/system/database/DB_result.php b/system/database/DB_result.php
index 690734b08..334e08c72 100644
--- a/system/database/DB_result.php
+++ b/system/database/DB_result.php
@@ -242,7 +242,7 @@ class CI_DB_result {
 		$result = $this->custom_result_object($type);
 		if (count($result) === 0)
 		{
-			return $result;
+			return NULL;
 		}
 
 		if ($n != $this->current_row && isset($result[$n]))
@@ -253,6 +253,8 @@ class CI_DB_result {
 		return $result[$this->current_row];
 	}
 
+	// --------------------------------------------------------------------
+
 	/**
 	 * Returns a single result row - object version
 	 *
@@ -263,7 +265,7 @@ class CI_DB_result {
 		$result = $this->result_object();
 		if (count($result) === 0)
 		{
-			return $result;
+			return NULL;
 		}
 
 		if ($n != $this->current_row && isset($result[$n]))
@@ -286,7 +288,7 @@ class CI_DB_result {
 		$result = $this->result_array();
 		if (count($result) === 0)
 		{
-			return $result;
+			return NULL;
 		}
 
 		if ($n != $this->current_row && isset($result[$n]))
@@ -307,7 +309,7 @@ class CI_DB_result {
 	public function first_row($type = 'object')
 	{
 		$result = $this->result($type);
-		return (count($result) === 0) ? $result : $result[0];
+		return (count($result) === 0) ? NULL : $result[0];
 	}
 
 	// --------------------------------------------------------------------
@@ -320,7 +322,7 @@ class CI_DB_result {
 	public function last_row($type = 'object')
 	{
 		$result = $this->result($type);
-		return (count($result) === 0) ? $result : $result[count($result) - 1];
+		return (count($result) === 0) ? NULL : $result[count($result) - 1];
 	}
 
 	// --------------------------------------------------------------------
@@ -335,7 +337,7 @@ class CI_DB_result {
 		$result = $this->result($type);
 		if (count($result) === 0)
 		{
-			return $result;
+			return NULL;
 		}
 
 		if (isset($result[$this->current_row + 1]))
@@ -358,7 +360,7 @@ class CI_DB_result {
 		$result = $this->result($type);
 		if (count($result) === 0)
 		{
-			return $result;
+			return NULL;
 		}
 
 		if (isset($result[$this->current_row - 1]))
diff --git a/system/database/drivers/oci8/oci8_result.php b/system/database/drivers/oci8/oci8_result.php
index 7b05e0a43..6fb6c81f1 100644
--- a/system/database/drivers/oci8/oci8_result.php
+++ b/system/database/drivers/oci8/oci8_result.php
@@ -419,7 +419,7 @@ class CI_DB_oci8_result extends CI_DB_result {
 				OR $n < $this->current_row)
 			{
 				// No such row exists
-				return array();
+				return NULL;
 			}
 
 			// Get the next row index that would actually need to be fetched
@@ -460,7 +460,7 @@ class CI_DB_oci8_result extends CI_DB_result {
 				$this->num_rows = 0;
 			}
 
-			return array();
+			return NULL;
 		}
 
 		$this->current_row = $n;
@@ -507,7 +507,7 @@ class CI_DB_oci8_result extends CI_DB_result {
 			return (object) $row;
 		}
 
-		return array();
+		return NULL;
 	}
 
 	// --------------------------------------------------------------------
@@ -539,19 +539,19 @@ class CI_DB_oci8_result extends CI_DB_result {
 			}
 			else
 			{
-				return array();
+				return NULL;
 			}
 		}
 		elseif ( ! class_exists($class_name)) // No such class exists
 		{
-			return array();
+			return NULL;
 		}
 
 		$row = $this->row_array($n);
-		// An array would mean that the row doesn't exist
-		if (is_array($row))
+		// A non-array would mean that the row doesn't exist
+		if ( ! is_array($row))
 		{
-			return $row;
+			return NULL;
 		}
 
 		// Convert to the desired class and return
diff --git a/system/database/drivers/sqlite3/sqlite3_result.php b/system/database/drivers/sqlite3/sqlite3_result.php
index d83d6b2cd..946b36557 100644
--- a/system/database/drivers/sqlite3/sqlite3_result.php
+++ b/system/database/drivers/sqlite3/sqlite3_result.php
@@ -386,7 +386,7 @@ class CI_DB_sqlite3_result extends CI_DB_result {
 				OR count($this->result_array) > 0 OR $n < $this->current_row)
 			{
 				// No such row exists
-				return array();
+				return NULL;
 			}
 
 			// Get the next row index that would actually need to be fetched
@@ -427,7 +427,7 @@ class CI_DB_sqlite3_result extends CI_DB_result {
 				$this->num_rows = 0;
 			}
 
-			return array();
+			return NULL;
 		}
 
 		$this->current_row = $n;
@@ -469,7 +469,7 @@ class CI_DB_sqlite3_result extends CI_DB_result {
 			return (object) $row;
 		}
 
-		return array();
+		return NULL;
 	}
 
 	// --------------------------------------------------------------------
@@ -501,19 +501,19 @@ class CI_DB_sqlite3_result extends CI_DB_result {
 			}
 			else
 			{
-				return array();
+				return NULL;
 			}
 		}
 		elseif ( ! class_exists($class_name)) // No such class exists
 		{
-			return array();
+			return NULL;
 		}
 
 		$row = $this->row_array($n);
-		// An array would mean that the row doesn't exist
-		if (is_array($row))
+		// A non-array would mean that the row doesn't exist
+		if ( ! is_array($row))
 		{
-			return $row;
+			return NULL;
 		}
 
 		// Convert to the desired class and return
-- 
cgit v1.2.3-24-g4f1b


From 846acc7926ccb991d39135353d5047e7de5bcb60 Mon Sep 17 00:00:00 2001
From: Andrey Andreev 
Date: Thu, 24 May 2012 23:27:46 +0300
Subject: Fix issue #319

---
 system/database/drivers/sqlsrv/sqlsrv_driver.php | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

(limited to 'system')

diff --git a/system/database/drivers/sqlsrv/sqlsrv_driver.php b/system/database/drivers/sqlsrv/sqlsrv_driver.php
index 3e9fa7b1a..5a24f5532 100644
--- a/system/database/drivers/sqlsrv/sqlsrv_driver.php
+++ b/system/database/drivers/sqlsrv/sqlsrv_driver.php
@@ -132,11 +132,9 @@ class CI_DB_sqlsrv_driver extends CI_DB {
 	 */
 	protected function _execute($sql)
 	{
-		return sqlsrv_query($this->conn_id,
-					$sql,
-					NULL,
-					array('Scrollable'=> SQLSRV_CURSOR_STATIC, 'SendStreamParamsAtExec' => TRUE)
-			);
+		return (is_write_type($sql) && stripos($sql, 'INSERT') === FALSE)
+			? sqlsrv_query($this->conn_id, $sql)
+			: sqlsrv_query($this->conn_id, $sql, NULL, array('Scrollable' => SQLSRV_CURSOR_STATIC));
 	}
 
 	// --------------------------------------------------------------------
@@ -237,7 +235,7 @@ class CI_DB_sqlsrv_driver extends CI_DB {
 	 */
 	public function affected_rows()
 	{
-		return @sqlrv_rows_affected($this->conn_id);
+		return sqlrv_rows_affected($this->result_id);
 	}
 
 	// --------------------------------------------------------------------
-- 
cgit v1.2.3-24-g4f1b


From d06acd85cdfff5411474b46afee36fb77baa1200 Mon Sep 17 00:00:00 2001
From: Andrey Andreev 
Date: Fri, 25 May 2012 00:29:09 +0300
Subject: Added update_batch() support for PostgreSQL (issue #356)

---
 system/database/DB_utility.php                     |  4 +--
 system/database/drivers/postgre/postgre_driver.php | 41 ++++++++++++++++++++++
 2 files changed, 43 insertions(+), 2 deletions(-)

(limited to 'system')

diff --git a/system/database/DB_utility.php b/system/database/DB_utility.php
index 587dfdc01..cb97ff448 100644
--- a/system/database/DB_utility.php
+++ b/system/database/DB_utility.php
@@ -212,7 +212,7 @@ abstract class CI_DB_utility extends CI_DB_forge {
 		$out = rtrim($out).$newline;
 
 		// Next blast through the result array and build out the rows
-		foreach ($query->result_array() as $row)
+		while ($row = $query->unbuffered_row('array'))
 		{
 			foreach ($row as $item)
 			{
@@ -258,7 +258,7 @@ abstract class CI_DB_utility extends CI_DB_forge {
 
 		// Generate the result
 		$xml = '<'.$root.'>'.$newline;
-		foreach ($query->result_array() as $row)
+		while ($row = $query->unbuffered_row())
 		{
 			$xml .= $tab.'<'.$element.'>'.$newline;
 			foreach ($row as $key => $val)
diff --git a/system/database/drivers/postgre/postgre_driver.php b/system/database/drivers/postgre/postgre_driver.php
index 0ddfd0abe..30689cc70 100644
--- a/system/database/drivers/postgre/postgre_driver.php
+++ b/system/database/drivers/postgre/postgre_driver.php
@@ -538,6 +538,47 @@ class CI_DB_postgre_driver extends CI_DB {
 
 	// --------------------------------------------------------------------
 
+	/**
+	 * Update_Batch statement
+	 *
+	 * Generates a platform-specific batch update string from the supplied data
+	 *
+	 * @param	string	the table name
+	 * @param	array	the update data
+	 * @param	array	the where clause
+	 * @return	string
+	 */
+	protected function _update_batch($table, $values, $index, $where = NULL)
+	{
+		$ids = array();
+		foreach ($values as $key => $val)
+		{
+			$ids[] = $val[$index];
+
+			foreach (array_keys($val) as $field)
+			{
+				if ($field != $index)
+				{
+					$final[$field][] =  'WHEN '.$val[$index].' THEN '.$val[$field];
+				}
+			}
+		}
+
+		$cases = '';
+		foreach ($final as $k => $v)
+		{
+			$cases .= $k.' = (CASE '.$k."\n"
+				.implode("\n", $v)."\n"
+				.'ELSE '.$k.' END), ';
+		}
+
+		return 'UPDATE '.$table.' SET '.substr($cases, 0, -2)
+			.' WHERE '.(($where != '' && count($where) > 0) ? implode(' ', $where).' AND ' : '')
+			.$index.' IN('.implode(',', $ids).')';
+	}
+
+	// --------------------------------------------------------------------
+
 	/**
 	 * Delete statement
 	 *
-- 
cgit v1.2.3-24-g4f1b


From 21cb2d32edd595a38189cdba137e694c3a22e1f0 Mon Sep 17 00:00:00 2001
From: Andrey Andreev 
Date: Fri, 25 May 2012 01:01:06 +0300
Subject: Fix issue #136 (MySQL escape_like_str())

---
 system/database/drivers/mysql/mysql_driver.php   | 6 ++++--
 system/database/drivers/mysqli/mysqli_driver.php | 6 ++++--
 2 files changed, 8 insertions(+), 4 deletions(-)

(limited to 'system')

diff --git a/system/database/drivers/mysql/mysql_driver.php b/system/database/drivers/mysql/mysql_driver.php
index 161f99541..d801a9aaf 100644
--- a/system/database/drivers/mysql/mysql_driver.php
+++ b/system/database/drivers/mysql/mysql_driver.php
@@ -47,7 +47,7 @@ class CI_DB_mysql_driver extends CI_DB {
 
 	// clause and character used for LIKE escape sequences - not used in MySQL
 	protected $_like_escape_str = '';
-	protected $_like_escape_chr = '';
+	protected $_like_escape_chr = '\\';
 
 	/**
 	 * The syntax to count rows is slightly different across different
@@ -291,7 +291,9 @@ class CI_DB_mysql_driver extends CI_DB {
 		// escape LIKE condition wildcards
 		if ($like === TRUE)
 		{
-			return str_replace(array('%', '_'), array('\\%', '\\_'), $str);
+			return str_replace(array($this->_like_escape_chr, '%', '_'),
+						array($this->_like_escape_chr.$this->_like_escape_chr, $this->_like_escape_chr.'%', $this->_like_escape_chr.'_'),
+						$str);
 		}
 
 		return $str;
diff --git a/system/database/drivers/mysqli/mysqli_driver.php b/system/database/drivers/mysqli/mysqli_driver.php
index 9261883f5..61761e0c6 100644
--- a/system/database/drivers/mysqli/mysqli_driver.php
+++ b/system/database/drivers/mysqli/mysqli_driver.php
@@ -47,7 +47,7 @@ class CI_DB_mysqli_driver extends CI_DB {
 
 	// clause and character used for LIKE escape sequences - not used in MySQL
 	protected $_like_escape_str = '';
-	protected $_like_escape_chr = '';
+	protected $_like_escape_chr = '\\';
 
 	/**
 	 * The syntax to count rows is slightly different across different
@@ -291,7 +291,9 @@ class CI_DB_mysqli_driver extends CI_DB {
 		// escape LIKE condition wildcards
 		if ($like === TRUE)
 		{
-			return str_replace(array('%', '_'), array('\\%', '\\_'), $str);
+			return str_replace(array($this->_like_escape_chr, '%', '_'),
+						array($this->_like_escape_chr.$this->_like_escape_chr, $this->_like_escape_chr.'%', $this->_like_escape_chr.'_'),
+						$str);
 		}
 
 		return $str;
-- 
cgit v1.2.3-24-g4f1b


From def568fcc8586db7685c4a1c2efd14c3cd75c8ad Mon Sep 17 00:00:00 2001
From: Andrey Andreev 
Date: Fri, 25 May 2012 01:06:54 +0300
Subject: Apply fix for issue #136 on PDO+MySQL as well

---
 system/database/drivers/pdo/pdo_driver.php | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'system')

diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php
index e38c1145c..4784fc65b 100644
--- a/system/database/drivers/pdo/pdo_driver.php
+++ b/system/database/drivers/pdo/pdo_driver.php
@@ -79,13 +79,13 @@ class CI_DB_pdo_driver extends CI_DB {
 
 		// clause and character used for LIKE escape sequences
 		// this one depends on the driver being used
-		if ($this->pdodriver == 'mysql')
+		if ($this->pdodriver === 'mysql')
 		{
 			$this->_escape_char = '`';
 			$this->_like_escape_str = '';
-			$this->_like_escape_chr = '';
+			$this->_like_escape_chr = '\\';
 		}
-		elseif ($this->pdodriver == 'odbc')
+		elseif ($this->pdodriver === 'odbc')
 		{
 			$this->_like_escape_str = " {escape '%s'} ";
 		}
-- 
cgit v1.2.3-24-g4f1b


From 16bb9bd93698335fc1692adcfbd20d8e4fda6268 Mon Sep 17 00:00:00 2001
From: Andrey Andreev 
Date: Sat, 26 May 2012 18:21:14 +0300
Subject: Move count_all() from the drivers to CI_DB_driver

---
 system/database/DB_driver.php                      | 32 ++++++++++++++++++++--
 system/database/drivers/cubrid/cubrid_driver.php   | 29 --------------------
 .../drivers/interbase/interbase_driver.php         | 29 --------------------
 system/database/drivers/mssql/mssql_driver.php     | 29 --------------------
 system/database/drivers/mysql/mysql_driver.php     | 29 --------------------
 system/database/drivers/mysqli/mysqli_driver.php   | 29 --------------------
 system/database/drivers/oci8/oci8_driver.php       | 29 --------------------
 system/database/drivers/odbc/odbc_driver.php       | 30 --------------------
 system/database/drivers/pdo/pdo_driver.php         | 32 ----------------------
 system/database/drivers/postgre/postgre_driver.php | 29 --------------------
 system/database/drivers/sqlite/sqlite_driver.php   | 29 --------------------
 system/database/drivers/sqlite3/sqlite3_driver.php | 24 ----------------
 system/database/drivers/sqlsrv/sqlsrv_driver.php   | 29 --------------------
 13 files changed, 30 insertions(+), 349 deletions(-)

(limited to 'system')

diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php
index d8a1c13f0..bbb7b7a80 100644
--- a/system/database/DB_driver.php
+++ b/system/database/DB_driver.php
@@ -741,6 +741,35 @@ abstract class CI_DB_driver {
 
 	// --------------------------------------------------------------------
 
+	/**
+	 * "Count All" query
+	 *
+	 * Generates a platform-specific query string that counts all records in
+	 * the specified database
+	 *
+	 * @param	string
+	 * @return	int
+	 */
+	public function count_all($table = '')
+	{
+		if ($table == '')
+		{
+			return 0;
+		}
+
+		$query = $this->query($this->_count_string.$this->escape_identifiers('numrows').' FROM '.$this->protect_identifiers($table, TRUE, NULL, FALSE));
+		if ($query->num_rows() == 0)
+		{
+			return 0;
+		}
+
+		$query = $query->row();
+		$this->_reset_select();
+		return (int) $query->numrows;
+	}
+
+	// --------------------------------------------------------------------
+
 	/**
 	 * Returns an array of table names
 	 *
@@ -1395,8 +1424,7 @@ abstract class CI_DB_driver {
 
 	/**
 	 * Dummy method that allows Query Builder class to be disabled
-	 *
-	 * This function is used extensively by every db driver.
+	 * and keep count_all() working.
 	 *
 	 * @return	void
 	 */
diff --git a/system/database/drivers/cubrid/cubrid_driver.php b/system/database/drivers/cubrid/cubrid_driver.php
index 944df99b5..817dfdc98 100644
--- a/system/database/drivers/cubrid/cubrid_driver.php
+++ b/system/database/drivers/cubrid/cubrid_driver.php
@@ -328,35 +328,6 @@ class CI_DB_cubrid_driver extends CI_DB {
 
 	// --------------------------------------------------------------------
 
-	/**
-	 * "Count All" query
-	 *
-	 * Generates a platform-specific query string that counts all records in
-	 * the specified table
-	 *
-	 * @param	string
-	 * @return	int
-	 */
-	public function count_all($table = '')
-	{
-		if ($table == '')
-		{
-			return 0;
-		}
-
-		$query = $this->query($this->_count_string.$this->protect_identifiers('numrows').' FROM '.$this->protect_identifiers($table, TRUE, NULL, FALSE));
-		if ($query->num_rows() == 0)
-		{
-			return 0;
-		}
-
-		$query = $query->row();
-		$this->_reset_select();
-		return (int) $query->numrows;
-	}
-
-	// --------------------------------------------------------------------
-
 	/**
 	 * List table query
 	 *
diff --git a/system/database/drivers/interbase/interbase_driver.php b/system/database/drivers/interbase/interbase_driver.php
index c457f6340..49d3cda87 100644
--- a/system/database/drivers/interbase/interbase_driver.php
+++ b/system/database/drivers/interbase/interbase_driver.php
@@ -243,35 +243,6 @@ class CI_DB_interbase_driver extends CI_DB {
 
 	// --------------------------------------------------------------------
 
-	/**
-	 * "Count All" query
-	 *
-	 * Generates a platform-specific query string that counts all records in
-	 * the specified database
-	 *
-	 * @param	string
-	 * @return	string
-	 */
-	public function count_all($table = '')
-	{
-		if ($table == '')
-		{
-			return 0;
-		}
-
-		$query = $this->query($this->_count_string.$this->protect_identifiers('numrows').' FROM '.$this->protect_identifiers($table, TRUE, NULL, FALSE));
-		if ($query->num_rows() == 0)
-		{
-			return 0;
-		}
-
-		$query = $query->row();
-		$this->_reset_select();
-		return (int) $query->numrows;
-	}
-
-	// --------------------------------------------------------------------
-
 	/**
 	 * List table query
 	 *
diff --git a/system/database/drivers/mssql/mssql_driver.php b/system/database/drivers/mssql/mssql_driver.php
index 914de499f..342ff2647 100644
--- a/system/database/drivers/mssql/mssql_driver.php
+++ b/system/database/drivers/mssql/mssql_driver.php
@@ -303,35 +303,6 @@ class CI_DB_mssql_driver extends CI_DB {
 
 	// --------------------------------------------------------------------
 
-	/**
-	 * "Count All" query
-	 *
-	 * Generates a platform-specific query string that counts all records in
-	 * the specified database
-	 *
-	 * @param	string
-	 * @return	string
-	 */
-	public function count_all($table = '')
-	{
-		if ($table == '')
-		{
-			return 0;
-		}
-
-		$query = $this->query($this->_count_string.$this->protect_identifiers('numrows').' FROM '.$this->protect_identifiers($table, TRUE, NULL, FALSE));
-		if ($query->num_rows() == 0)
-		{
-			return 0;
-		}
-
-		$row = $query->row();
-		$this->_reset_select();
-		return (int) $row->numrows;
-	}
-
-	// --------------------------------------------------------------------
-
 	/**
 	 * List table query
 	 *
diff --git a/system/database/drivers/mysql/mysql_driver.php b/system/database/drivers/mysql/mysql_driver.php
index d801a9aaf..7a1a7b9a2 100644
--- a/system/database/drivers/mysql/mysql_driver.php
+++ b/system/database/drivers/mysql/mysql_driver.php
@@ -325,35 +325,6 @@ class CI_DB_mysql_driver extends CI_DB {
 
 	// --------------------------------------------------------------------
 
-	/**
-	 * "Count All" query
-	 *
-	 * Generates a platform-specific query string that counts all records in
-	 * the specified database
-	 *
-	 * @param	string
-	 * @return	string
-	 */
-	public function count_all($table = '')
-	{
-		if ($table == '')
-		{
-			return 0;
-		}
-
-		$query = $this->query($this->_count_string.$this->protect_identifiers('numrows').' FROM '.$this->protect_identifiers($table, TRUE, NULL, FALSE));
-		if ($query->num_rows() == 0)
-		{
-			return 0;
-		}
-
-		$query = $query->row();
-		$this->_reset_select();
-		return (int) $query->numrows;
-	}
-
-	// --------------------------------------------------------------------
-
 	/**
 	 * List table query
 	 *
diff --git a/system/database/drivers/mysqli/mysqli_driver.php b/system/database/drivers/mysqli/mysqli_driver.php
index 61761e0c6..dd544f686 100644
--- a/system/database/drivers/mysqli/mysqli_driver.php
+++ b/system/database/drivers/mysqli/mysqli_driver.php
@@ -325,35 +325,6 @@ class CI_DB_mysqli_driver extends CI_DB {
 
 	// --------------------------------------------------------------------
 
-	/**
-	 * "Count All" query
-	 *
-	 * Generates a platform-specific query string that counts all records in
-	 * the specified database
-	 *
-	 * @param	string
-	 * @return	string
-	 */
-	public function count_all($table = '')
-	{
-		if ($table == '')
-		{
-			return 0;
-		}
-
-		$query = $this->query($this->_count_string.$this->protect_identifiers('numrows').' FROM '.$this->protect_identifiers($table, TRUE, NULL, FALSE));
-		if ($query->num_rows() == 0)
-		{
-			return 0;
-		}
-
-		$query = $query->row();
-		$this->_reset_select();
-		return (int) $query->numrows;
-	}
-
-	// --------------------------------------------------------------------
-
 	/**
 	 * List table query
 	 *
diff --git a/system/database/drivers/oci8/oci8_driver.php b/system/database/drivers/oci8/oci8_driver.php
index e2fa51349..b979c8a17 100644
--- a/system/database/drivers/oci8/oci8_driver.php
+++ b/system/database/drivers/oci8/oci8_driver.php
@@ -454,35 +454,6 @@ class CI_DB_oci8_driver extends CI_DB {
 
 	// --------------------------------------------------------------------
 
-	/**
-	 * "Count All" query
-	 *
-	 * Generates a platform-specific query string that counts all records in
-	 * the specified database
-	 *
-	 * @param	string
-	 * @return	int
-	 */
-	public function count_all($table = '')
-	{
-		if ($table == '')
-		{
-			return 0;
-		}
-
-		$query = $this->query($this->_count_string.$this->protect_identifiers('numrows').' FROM '.$this->protect_identifiers($table, TRUE, NULL, FALSE));
-		if ($query == FALSE)
-		{
-			return 0;
-		}
-
-		$row = $query->row();
-		$this->_reset_select();
-		return (int) $row->numrows;
-	}
-
-	// --------------------------------------------------------------------
-
 	/**
 	 * Show table query
 	 *
diff --git a/system/database/drivers/odbc/odbc_driver.php b/system/database/drivers/odbc/odbc_driver.php
index e3172117a..98fd806a8 100644
--- a/system/database/drivers/odbc/odbc_driver.php
+++ b/system/database/drivers/odbc/odbc_driver.php
@@ -244,36 +244,6 @@ class CI_DB_odbc_driver extends CI_DB {
 
 	// --------------------------------------------------------------------
 
-	/**
-	 * "Count All" query
-	 *
-	 * Generates a platform-specific query string that counts all records in
-	 * the specified database
-	 *
-	 * @param	string
-	 * @return	string
-	 */
-	public function count_all($table = '')
-	{
-		if ($table == '')
-		{
-			return 0;
-		}
-
-		$query = $this->query($this->_count_string . $this->protect_identifiers('numrows') . " FROM " . $this->protect_identifiers($table, TRUE, NULL, FALSE));
-
-		if ($query->num_rows() == 0)
-		{
-			return 0;
-		}
-
-		$row = $query->row();
-		$this->_reset_select();
-		return (int) $row->numrows;
-	}
-
-	// --------------------------------------------------------------------
-
 	/**
 	 * Show table query
 	 *
diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php
index 4784fc65b..ec7f3e19b 100644
--- a/system/database/drivers/pdo/pdo_driver.php
+++ b/system/database/drivers/pdo/pdo_driver.php
@@ -408,38 +408,6 @@ class CI_DB_pdo_driver extends CI_DB {
 
 	// --------------------------------------------------------------------
 
-	/**
-	 * "Count All" query
-	 *
-	 * Generates a platform-specific query string that counts all records in
-	 * the specified database
-	 *
-	 * @param	string
-	 * @return	string
-	 */
-	public function count_all($table = '')
-	{
-		if ($table == '')
-		{
-			return 0;
-		}
-
-		$sql = $this->_count_string.$this->protect_identifiers('numrows').' FROM '.$this->protect_identifiers($table, TRUE, NULL, FALSE);
-		$query = $this->query($sql);
-
-		if ($query->num_rows() == 0)
-		{
-			return 0;
-		}
-
-		$row = $query->row();
-		$this->_reset_select();
-
-		return (int) $row->numrows;
-	}
-
-	// --------------------------------------------------------------------
-
 	/**
 	 * Show table query
 	 *
diff --git a/system/database/drivers/postgre/postgre_driver.php b/system/database/drivers/postgre/postgre_driver.php
index 30689cc70..c2a188416 100644
--- a/system/database/drivers/postgre/postgre_driver.php
+++ b/system/database/drivers/postgre/postgre_driver.php
@@ -389,35 +389,6 @@ class CI_DB_postgre_driver extends CI_DB {
 
 	// --------------------------------------------------------------------
 
-	/**
-	 * "Count All" query
-	 *
-	 * Generates a platform-specific query string that counts all records in
-	 * the specified database
-	 *
-	 * @param	string
-	 * @return	string
-	 */
-	public function count_all($table = '')
-	{
-		if ($table == '')
-		{
-			return 0;
-		}
-
-		$query = $this->query($this->_count_string.$this->protect_identifiers('numrows').' FROM '.$this->protect_identifiers($table, TRUE, NULL, FALSE));
-		if ($query->num_rows() == 0)
-		{
-			return 0;
-		}
-
-		$query = $query->row();
-		$this->_reset_select();
-		return (int) $query->numrows;
-	}
-
-	// --------------------------------------------------------------------
-
 	/**
 	 * Show table query
 	 *
diff --git a/system/database/drivers/sqlite/sqlite_driver.php b/system/database/drivers/sqlite/sqlite_driver.php
index d710b945d..d8b869c2e 100644
--- a/system/database/drivers/sqlite/sqlite_driver.php
+++ b/system/database/drivers/sqlite/sqlite_driver.php
@@ -267,35 +267,6 @@ class CI_DB_sqlite_driver extends CI_DB {
 
 	// --------------------------------------------------------------------
 
-	/**
-	 * "Count All" query
-	 *
-	 * Generates a platform-specific query string that counts all records in
-	 * the specified database
-	 *
-	 * @param	string
-	 * @return	string
-	 */
-	public function count_all($table = '')
-	{
-		if ($table == '')
-		{
-			return 0;
-		}
-
-		$query = $this->query($this->_count_string.$this->protect_identifiers('numrows').' FROM '.$this->protect_identifiers($table, TRUE, NULL, FALSE));
-		if ($query->num_rows() == 0)
-		{
-			return 0;
-		}
-
-		$row = $query->row();
-		$this->_reset_select();
-		return (int) $row->numrows;
-	}
-
-	// --------------------------------------------------------------------
-
 	/**
 	 * List table query
 	 *
diff --git a/system/database/drivers/sqlite3/sqlite3_driver.php b/system/database/drivers/sqlite3/sqlite3_driver.php
index ad2848ed8..ea4cf2d4f 100644
--- a/system/database/drivers/sqlite3/sqlite3_driver.php
+++ b/system/database/drivers/sqlite3/sqlite3_driver.php
@@ -244,30 +244,6 @@ class CI_DB_sqlite3_driver extends CI_DB {
 
 	// --------------------------------------------------------------------
 
-	/**
-	 * "Count All" query
-	 *
-	 * Generates a platform-specific query string that counts all records in
-	 * the specified database
-	 *
-	 * @param	string
-	 * @return	int
-	 */
-	public function count_all($table = '')
-	{
-		if ($table == '')
-		{
-			return 0;
-		}
-
-		$result = $this->conn_id->querySingle($this->_count_string.$this->protect_identifiers('numrows')
-							.' FROM '.$this->protect_identifiers($table, TRUE, NULL, FALSE));
-
-		return empty($result) ? 0 : (int) $result;
-	}
-
-	// --------------------------------------------------------------------
-
 	/**
 	 * Show table query
 	 *
diff --git a/system/database/drivers/sqlsrv/sqlsrv_driver.php b/system/database/drivers/sqlsrv/sqlsrv_driver.php
index 5a24f5532..961066da7 100644
--- a/system/database/drivers/sqlsrv/sqlsrv_driver.php
+++ b/system/database/drivers/sqlsrv/sqlsrv_driver.php
@@ -278,35 +278,6 @@ class CI_DB_sqlsrv_driver extends CI_DB {
 
 	// --------------------------------------------------------------------
 
-	/**
-	 * "Count All" query
-	 *
-	 * Generates a platform-specific query string that counts all records in
-	 * the specified database
-	 *
-	 * @param	string
-	 * @return	int
-	 */
-	public function count_all($table = '')
-	{
-		if ($table == '')
-		{
-			return 0;
-		}
-
-		$query = $this->query("SELECT COUNT(*) AS numrows FROM " . $this->dbprefix . $table);
-		if ($query->num_rows() == 0)
-		{
-			return 0;
-		}
-
-		$row = $query->row();
-		$this->_reset_select();
-		return (int) $row->numrows;
-	}
-
-	// --------------------------------------------------------------------
-
 	/**
 	 * List table query
 	 *
-- 
cgit v1.2.3-24-g4f1b


From 650f2a2bc15dd575f50446dcc1315c131652ca49 Mon Sep 17 00:00:00 2001
From: Andrey Andreev 
Date: Sat, 26 May 2012 18:56:29 +0300
Subject: Fix issue #862

---
 system/database/drivers/mssql/mssql_forge.php   | 39 ++++++++-----------------
 system/database/drivers/sqlsrv/sqlsrv_forge.php | 39 ++++++++-----------------
 2 files changed, 24 insertions(+), 54 deletions(-)

(limited to 'system')

diff --git a/system/database/drivers/mssql/mssql_forge.php b/system/database/drivers/mssql/mssql_forge.php
index 8f8e7c5b9..bbf2d9685 100644
--- a/system/database/drivers/mssql/mssql_forge.php
+++ b/system/database/drivers/mssql/mssql_forge.php
@@ -48,16 +48,13 @@ class CI_DB_mssql_forge extends CI_DB_forge {
 	 */
 	protected function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists)
 	{
-		$sql = 'CREATE TABLE ';
+		$sql = ($if_not_exists === TRUE)
+			? "IF NOT EXISTS (SELECT * FROM sysobjects WHERE ID = object_id(N'".$table."') AND OBJECTPROPERTY(id, N'IsUserTable') = 1)\n"
+			: '';
 
-		if ($if_not_exists === TRUE)
-		{
-			$sql .= 'IF NOT EXISTS ';
-		}
+		$sql .= 'CREATE TABLE '.$this->db->escape_identifiers($table).' (';
 
-		$sql .= $this->db->escape_identifiers($table).' (';
 		$current_field_count = 0;
-
 		foreach ($fields as $field => $attributes)
 		{
 			// Numeric field names aren't allowed in databases, so if the key is
@@ -65,15 +62,13 @@ class CI_DB_mssql_forge extends CI_DB_forge {
 			// entered the field information, so we'll simply add it to the list
 			if (is_numeric($field))
 			{
-				$sql .= "\n\t$attributes";
+				$sql .= "\n\t".$attributes;
 			}
 			else
 			{
 				$attributes = array_change_key_case($attributes, CASE_UPPER);
 
-				$sql .= "\n\t".$this->db->protect_identifiers($field);
-
-				$sql .=  ' '.$attributes['TYPE'];
+				$sql .= "\n\t".$this->db->escape_identifiers($field).' '.$attributes['TYPE'];
 
 				if (array_key_exists('CONSTRAINT', $attributes))
 				{
@@ -115,7 +110,7 @@ class CI_DB_mssql_forge extends CI_DB_forge {
 		if (count($primary_keys) > 0)
 		{
 			$primary_keys = $this->db->protect_identifiers($primary_keys);
-			$sql .= ",\n\tPRIMARY KEY (" . implode(', ', $primary_keys) . ")";
+			$sql .= ",\n\tPRIMARY KEY (".implode(', ', $primary_keys).')';
 		}
 
 		if (is_array($keys) && count($keys) > 0)
@@ -131,13 +126,11 @@ class CI_DB_mssql_forge extends CI_DB_forge {
 					$key = array($this->db->protect_identifiers($key));
 				}
 
-				$sql .= ",\n\tFOREIGN KEY (" . implode(', ', $key) . ")";
+				$sql .= ",\n\tFOREIGN KEY (".implode(', ', $key).')';
 			}
 		}
 
-		$sql .= "\n)";
-
-		return $sql;
+		return $sql."\n)";
 	}
 
 	// --------------------------------------------------------------------
@@ -167,21 +160,14 @@ class CI_DB_mssql_forge extends CI_DB_forge {
 			return $sql;
 		}
 
-		$sql .= " $column_definition";
+		$sql .= " ".$column_definition;
 
 		if ($default_value != '')
 		{
-			$sql .= " DEFAULT \"$default_value\"";
+			$sql .= " DEFAULT '".$default_value."'";
 		}
 
-		if ($null === NULL)
-		{
-			$sql .= ' NULL';
-		}
-		else
-		{
-			$sql .= ' NOT NULL';
-		}
+		$sql .= ($null === NULL) ? ' NULL' : ' NOT NULL';
 
 		if ($after_field != '')
 		{
@@ -189,7 +175,6 @@ class CI_DB_mssql_forge extends CI_DB_forge {
 		}
 
 		return $sql;
-
 	}
 
 }
diff --git a/system/database/drivers/sqlsrv/sqlsrv_forge.php b/system/database/drivers/sqlsrv/sqlsrv_forge.php
index e9143b269..c817c2c5d 100644
--- a/system/database/drivers/sqlsrv/sqlsrv_forge.php
+++ b/system/database/drivers/sqlsrv/sqlsrv_forge.php
@@ -48,16 +48,13 @@ class CI_DB_sqlsrv_forge extends CI_DB_forge {
 	 */
 	protected function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists)
 	{
-		$sql = 'CREATE TABLE ';
+		$sql = ($if_not_exists === TRUE)
+			? "IF NOT EXISTS (SELECT * FROM sysobjects WHERE ID = object_id(N'".$table."') AND OBJECTPROPERTY(id, N'IsUserTable') = 1)\n"
+			: '';
 
-		if ($if_not_exists === TRUE)
-		{
-			$sql .= 'IF NOT EXISTS ';
-		}
+		$sql .= 'CREATE TABLE '.$this->db->escape_identifiers($table).' (';
 
-		$sql .= $this->db->escape_identifiers($table).' (';
 		$current_field_count = 0;
-
 		foreach ($fields as $field => $attributes)
 		{
 			// Numeric field names aren't allowed in databases, so if the key is
@@ -65,15 +62,13 @@ class CI_DB_sqlsrv_forge extends CI_DB_forge {
 			// entered the field information, so we'll simply add it to the list
 			if (is_numeric($field))
 			{
-				$sql .= "\n\t$attributes";
+				$sql .= "\n\t".$attributes;
 			}
 			else
 			{
 				$attributes = array_change_key_case($attributes, CASE_UPPER);
 
-				$sql .= "\n\t".$this->db->protect_identifiers($field);
-
-				$sql .=  ' '.$attributes['TYPE'];
+				$sql .= "\n\t".$this->db->escape_identifiers($field).' '.$attributes['TYPE'];
 
 				if (array_key_exists('CONSTRAINT', $attributes))
 				{
@@ -115,7 +110,7 @@ class CI_DB_sqlsrv_forge extends CI_DB_forge {
 		if (count($primary_keys) > 0)
 		{
 			$primary_keys = $this->db->protect_identifiers($primary_keys);
-			$sql .= ",\n\tPRIMARY KEY (" . implode(', ', $primary_keys) . ")";
+			$sql .= ",\n\tPRIMARY KEY (".implode(', ', $primary_keys).')';
 		}
 
 		if (is_array($keys) && count($keys) > 0)
@@ -131,13 +126,11 @@ class CI_DB_sqlsrv_forge extends CI_DB_forge {
 					$key = array($this->db->protect_identifiers($key));
 				}
 
-				$sql .= ",\n\tFOREIGN KEY (" . implode(', ', $key) . ")";
+				$sql .= ",\n\tFOREIGN KEY (".implode(', ', $key).')';
 			}
 		}
 
-		$sql .= "\n)";
-
-		return $sql;
+		return $sql."\n)";
 	}
 
 	// --------------------------------------------------------------------
@@ -167,21 +160,14 @@ class CI_DB_sqlsrv_forge extends CI_DB_forge {
 			return $sql;
 		}
 
-		$sql .= " $column_definition";
+		$sql .= ' '.$column_definition;
 
 		if ($default_value != '')
 		{
-			$sql .= " DEFAULT \"$default_value\"";
+			$sql .= " DEFAULT '".$default_value."'";
 		}
 
-		if ($null === NULL)
-		{
-			$sql .= ' NULL';
-		}
-		else
-		{
-			$sql .= ' NOT NULL';
-		}
+		$sql .= ($null === NULL) ? ' NULL' : ' NOT NULL';
 
 		if ($after_field != '')
 		{
@@ -189,7 +175,6 @@ class CI_DB_sqlsrv_forge extends CI_DB_forge {
 		}
 
 		return $sql;
-
 	}
 
 }
-- 
cgit v1.2.3-24-g4f1b


From 6c7526c95b3fbd502dc8105a67fd38da793caa4e Mon Sep 17 00:00:00 2001
From: Taufan Aditya 
Date: Sun, 27 May 2012 13:51:27 +0700
Subject: Continuation for Security and Table code-coverage, add coverage
 report to travis

---
 system/core/Security.php | 1 +
 1 file changed, 1 insertion(+)

(limited to 'system')

diff --git a/system/core/Security.php b/system/core/Security.php
index f953011eb..9b7ba5799 100755
--- a/system/core/Security.php
+++ b/system/core/Security.php
@@ -191,6 +191,7 @@ class CI_Security {
 	 * Set Cross Site Request Forgery Protection Cookie
 	 *
 	 * @return	object
+	 * @codeCoverageIgnore
 	 */
 	public function csrf_set_cookie()
 	{
-- 
cgit v1.2.3-24-g4f1b


From bf50a3b15c70441a72ec3012319cd63425ba4d20 Mon Sep 17 00:00:00 2001
From: Eric Roberts 
Date: Sun, 27 May 2012 19:04:43 -0500
Subject: Fix issue where cache backup is ignored on first call.

---
 system/libraries/Cache/Cache.php | 38 +++++++++++++++++---------------------
 1 file changed, 17 insertions(+), 21 deletions(-)

(limited to 'system')

diff --git a/system/libraries/Cache/Cache.php b/system/libraries/Cache/Cache.php
index ba732ee8e..53f9f81a7 100644
--- a/system/libraries/Cache/Cache.php
+++ b/system/libraries/Cache/Cache.php
@@ -68,7 +68,7 @@ class CI_Cache extends CI_Driver_Library {
 	 *
 	 * @param string
 	 */
-	protected $_backup_driver;
+	protected $_backup_driver = 'dummy';
 
 	/**
 	 * Constructor
@@ -102,6 +102,22 @@ class CI_Cache extends CI_Driver_Library {
 				$this->_backup_driver = $config['backup'];
 			}
 		}
+
+		// If the specified adapter isn't available, check the backup.
+		if ( ! $this->is_supported($this->_adapter))
+		{
+			if ( ! $this->is_supported($this->_backup_driver))
+			{
+				// Backup isn't supported either. Default to 'Dummy' driver.
+				log_message('error', 'Cache adapter "'.$this->_adapter.'" and backup "'.$this->_backup_driver.'" are both unavailable. Cache is now using "Dummy" adapter.');
+				$this->_adapter = 'dummy';
+			}
+			else
+			{
+				// Backup is supported. Set it to primary.
+				$this->_adapter = $this->_backup_driver;
+			}
+		}
 	}
 
 	// ------------------------------------------------------------------------
@@ -206,26 +222,6 @@ class CI_Cache extends CI_Driver_Library {
 		return $support[$driver];
 	}
 
-	// ------------------------------------------------------------------------
-
-	/**
-	 * __get()
-	 *
-	 * @param	child
-	 * @return	object
-	 */
-	public function __get($child)
-	{
-		$obj = parent::__get($child);
-
-		if ( ! $this->is_supported($child))
-		{
-			$this->_adapter = $this->_backup_driver;
-		}
-
-		return $obj;
-	}
-
 }
 
 /* End of file Cache.php */
-- 
cgit v1.2.3-24-g4f1b


From b6e0b588522055ddffc44e63e5479309fa3b4b14 Mon Sep 17 00:00:00 2001
From: Thanasis Polychronakis 
Date: Mon, 14 May 2012 21:31:04 +0300
Subject: Load base config first, then environment's config

---
 system/core/Common.php | 18 +++++++++---------
 1 file changed, 9 insertions(+), 9 deletions(-)

(limited to 'system')

diff --git a/system/core/Common.php b/system/core/Common.php
index 4b733ac97..f468747c6 100644
--- a/system/core/Common.php
+++ b/system/core/Common.php
@@ -231,21 +231,21 @@ if ( ! function_exists('get_config'))
 			return $_config[0];
 		}
 
-		// Is the config file in the environment folder?
-		if ( ! defined('ENVIRONMENT') OR ! file_exists($file_path = APPPATH.'config/'.ENVIRONMENT.'/config.php'))
-		{
-			$file_path = APPPATH.'config/config.php';
+		$file_path = APPPATH.'config/config.php';
+		$found = false;
+		if (file_exists($file_path)) {
+			$found = true;
+			require($file_path);
 		}
 
-		// Fetch the config file
-		if ( ! file_exists($file_path))
+		// Is the config file in the environment folder?
+		if (defined(ENVIRONMENT) && file_exists($file_path = APPPATH.'config/'.ENVIRONMENT.'/config.php'))
 		{
-			set_status_header(503);
+			require($file_path);			
+		} else if (!$found) {
 			exit('The configuration file does not exist.');
 		}
 
-		require($file_path);
-
 		// Does the $config array exist in the file?
 		if ( ! isset($config) OR ! is_array($config))
 		{
-- 
cgit v1.2.3-24-g4f1b


From 8991cb85b9d9955270bdbbd96a08ba9141c5e11d Mon Sep 17 00:00:00 2001
From: Thanasis Polychronakis 
Date: Sun, 20 May 2012 18:44:21 +0300
Subject: Indended code to meet CI standards

---
 system/core/Common.php | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

(limited to 'system')

diff --git a/system/core/Common.php b/system/core/Common.php
index f468747c6..8ed18cdae 100644
--- a/system/core/Common.php
+++ b/system/core/Common.php
@@ -233,7 +233,8 @@ if ( ! function_exists('get_config'))
 
 		$file_path = APPPATH.'config/config.php';
 		$found = false;
-		if (file_exists($file_path)) {
+		if (file_exists($file_path)) 
+		{
 			$found = true;
 			require($file_path);
 		}
@@ -242,7 +243,10 @@ if ( ! function_exists('get_config'))
 		if (defined(ENVIRONMENT) && file_exists($file_path = APPPATH.'config/'.ENVIRONMENT.'/config.php'))
 		{
 			require($file_path);			
-		} else if (!$found) {
+		} 
+		else if (!$found) 
+		{
+			set_status_header(503);
 			exit('The configuration file does not exist.');
 		}
 
-- 
cgit v1.2.3-24-g4f1b


From 142eef9c0024420fdc1442eafe8e5cdd357451bb Mon Sep 17 00:00:00 2001
From: Thanasis Polychronakis 
Date: Mon, 21 May 2012 14:38:22 +0300
Subject: Edit to meet CI coding standards

---
 system/core/Common.php | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'system')

diff --git a/system/core/Common.php b/system/core/Common.php
index 8ed18cdae..159cc0d2b 100644
--- a/system/core/Common.php
+++ b/system/core/Common.php
@@ -232,10 +232,10 @@ if ( ! function_exists('get_config'))
 		}
 
 		$file_path = APPPATH.'config/config.php';
-		$found = false;
+		$found = FALSE;
 		if (file_exists($file_path)) 
 		{
-			$found = true;
+			$found = TRUE;
 			require($file_path);
 		}
 
@@ -244,7 +244,7 @@ if ( ! function_exists('get_config'))
 		{
 			require($file_path);			
 		} 
-		else if (!$found) 
+		elseif ( ! $found) 
 		{
 			set_status_header(503);
 			exit('The configuration file does not exist.');
-- 
cgit v1.2.3-24-g4f1b


From bfc1cad4fbf6d6640d782f39169af6c3799fa3e8 Mon Sep 17 00:00:00 2001
From: Mickey Wu 
Date: Thu, 31 May 2012 22:28:40 -0700
Subject: Made set_header() public in Email library and updated documentation.

---
 system/libraries/Email.php | 32 ++++++++++++++++----------------
 1 file changed, 16 insertions(+), 16 deletions(-)

(limited to 'system')

diff --git a/system/libraries/Email.php b/system/libraries/Email.php
index 56d60c802..07a0dd584 100644
--- a/system/libraries/Email.php
+++ b/system/libraries/Email.php
@@ -166,8 +166,8 @@ class CI_Email {
 		$this->_headers		= array();
 		$this->_debug_msg	= array();
 
-		$this->_set_header('User-Agent', $this->useragent);
-		$this->_set_header('Date', $this->_set_date());
+		$this->set_header('User-Agent', $this->useragent);
+		$this->set_header('Date', $this->_set_date());
 
 		if ($clear_attachments !== FALSE)
 		{
@@ -215,8 +215,8 @@ class CI_Email {
 			}
 		}
 
-		$this->_set_header('From', $name.' <'.$from.'>');
-		$this->_set_header('Return-Path', '<'.$from.'>');
+		$this->set_header('From', $name.' <'.$from.'>');
+		$this->set_header('Return-Path', '<'.$from.'>');
 
 		return $this;
 	}
@@ -252,7 +252,7 @@ class CI_Email {
 			$name = '"'.$name.'"';
 		}
 
-		$this->_set_header('Reply-To', $name.' <'.$replyto.'>');
+		$this->set_header('Reply-To', $name.' <'.$replyto.'>');
 		$this->_replyto_flag = TRUE;
 
 		return $this;
@@ -278,7 +278,7 @@ class CI_Email {
 
 		if ($this->_get_protocol() !== 'mail')
 		{
-			$this->_set_header('To', implode(', ', $to));
+			$this->set_header('To', implode(', ', $to));
 		}
 
 		switch ($this->_get_protocol())
@@ -312,7 +312,7 @@ class CI_Email {
 			$this->validate_email($cc);
 		}
 
-		$this->_set_header('Cc', implode(', ', $cc));
+		$this->set_header('Cc', implode(', ', $cc));
 
 		if ($this->_get_protocol() === 'smtp')
 		{
@@ -352,7 +352,7 @@ class CI_Email {
 		}
 		else
 		{
-			$this->_set_header('Bcc', implode(', ', $bcc));
+			$this->set_header('Bcc', implode(', ', $bcc));
 		}
 
 		return $this;
@@ -369,7 +369,7 @@ class CI_Email {
 	public function subject($subject)
 	{
 		$subject = $this->_prep_q_encoding($subject);
-		$this->_set_header('Subject', $subject);
+		$this->set_header('Subject', $subject);
 		return $this;
 	}
 
@@ -424,7 +424,7 @@ class CI_Email {
 	 * @param	string
 	 * @return	void
 	 */
-	protected function _set_header($header, $value)
+	public function set_header($header, $value)
 	{
 		$this->_headers[$header] = $value;
 	}
@@ -867,11 +867,11 @@ class CI_Email {
 	 */
 	protected function _build_headers()
 	{
-		$this->_set_header('X-Sender', $this->clean_email($this->_headers['From']));
-		$this->_set_header('X-Mailer', $this->useragent);
-		$this->_set_header('X-Priority', $this->_priorities[$this->priority - 1]);
-		$this->_set_header('Message-ID', $this->_get_message_id());
-		$this->_set_header('Mime-Version', '1.0');
+		$this->set_header('X-Sender', $this->clean_email($this->_headers['From']));
+		$this->set_header('X-Mailer', $this->useragent);
+		$this->set_header('X-Priority', $this->_priorities[$this->priority - 1]);
+		$this->set_header('Message-ID', $this->_get_message_id());
+		$this->set_header('Mime-Version', '1.0');
 	}
 
 	// --------------------------------------------------------------------
@@ -1305,7 +1305,7 @@ class CI_Email {
 
 			if ($this->protocol !== 'smtp')
 			{
-				$this->_set_header('Bcc', implode(', ', $bcc));
+				$this->set_header('Bcc', implode(', ', $bcc));
 			}
 			else
 			{
-- 
cgit v1.2.3-24-g4f1b


From ed944a3c70a0bad158cd5a6ca5ce1f2e717aff5d Mon Sep 17 00:00:00 2001
From: Alex Bilbie 
Date: Sat, 2 Jun 2012 11:07:47 +0100
Subject: Replaced `==` with `===` and `!=` with `!==` in /system/core

---
 system/core/Benchmark.php   |  2 +-
 system/core/CodeIgniter.php |  4 ++--
 system/core/Common.php      | 14 +++++++-------
 system/core/Config.php      | 14 +++++++-------
 system/core/Hooks.php       |  2 +-
 system/core/Input.php       | 18 +++++++++---------
 system/core/Lang.php        | 14 +++++++-------
 system/core/Loader.php      | 26 +++++++++++++-------------
 system/core/Output.php      | 14 +++++++-------
 system/core/Router.php      |  8 ++++----
 system/core/Security.php    |  8 ++++----
 system/core/URI.php         | 14 +++++++-------
 system/core/Utf8.php        |  2 +-
 13 files changed, 70 insertions(+), 70 deletions(-)

(limited to 'system')

diff --git a/system/core/Benchmark.php b/system/core/Benchmark.php
index bb630f40b..2fabdf46e 100755
--- a/system/core/Benchmark.php
+++ b/system/core/Benchmark.php
@@ -79,7 +79,7 @@ class CI_Benchmark {
 	 */
 	public function elapsed_time($point1 = '', $point2 = '', $decimals = 4)
 	{
-		if ($point1 == '')
+		if ($point1 === '')
 		{
 			return '{elapsed_time}';
 		}
diff --git a/system/core/CodeIgniter.php b/system/core/CodeIgniter.php
index c8245fcfa..182f17ab3 100755
--- a/system/core/CodeIgniter.php
+++ b/system/core/CodeIgniter.php
@@ -94,7 +94,7 @@
  * Note: Since the config file data is cached it doesn't
  * hurt to load it here.
  */
-	if (isset($assign_to_config['subclass_prefix']) && $assign_to_config['subclass_prefix'] != '')
+	if (isset($assign_to_config['subclass_prefix']) && $assign_to_config['subclass_prefix'] !== '')
 	{
 		get_config(array('subclass_prefix' => $assign_to_config['subclass_prefix']));
 	}
@@ -182,7 +182,7 @@
  * ------------------------------------------------------
  */
 	if ($EXT->call_hook('cache_override') === FALSE
-		&& $OUT->_display_cache($CFG, $URI) == TRUE)
+		&& $OUT->_display_cache($CFG, $URI) === TRUE)
 	{
 		exit;
 	}
diff --git a/system/core/Common.php b/system/core/Common.php
index 159cc0d2b..a773c4f20 100644
--- a/system/core/Common.php
+++ b/system/core/Common.php
@@ -200,7 +200,7 @@ if ( ! function_exists('is_loaded'))
 	{
 		static $_is_loaded = array();
 
-		if ($class != '')
+		if ($class !== '')
 		{
 			$_is_loaded[strtolower($class)] = $class;
 		}
@@ -370,7 +370,7 @@ if ( ! function_exists('log_message'))
 	{
 		static $_log;
 
-		if (config_item('log_threshold') == 0)
+		if (config_item('log_threshold') === 0)
 		{
 			return;
 		}
@@ -436,17 +436,17 @@ if ( ! function_exists('set_status_header'))
 			505	=> 'HTTP Version Not Supported'
 		);
 
-		if ($code == '' OR ! is_numeric($code))
+		if ($code === '' OR ! is_numeric($code))
 		{
 			show_error('Status codes must be numeric', 500);
 		}
 
-		if (isset($stati[$code]) && $text == '')
+		if (isset($stati[$code]) && $text === '')
 		{
 			$text = $stati[$code];
 		}
 
-		if ($text == '')
+		if ($text === '')
 		{
 			show_error('No status text available. Please check your status code number or supply your own message text.', 500);
 		}
@@ -495,13 +495,13 @@ if ( ! function_exists('_exception_handler'))
 
 		// Should we display the error? We'll get the current error_reporting
 		// level and add its bits with the severity bits to find out.
-		if (($severity & error_reporting()) == $severity)
+		if (($severity & error_reporting()) === $severity)
 		{
 			$_error->show_php_error($severity, $message, $filepath, $line);
 		}
 
 		// Should we log the error? No? We're done...
-		if (config_item('log_threshold') == 0)
+		if (config_item('log_threshold') === 0)
 		{
 			return;
 		}
diff --git a/system/core/Config.php b/system/core/Config.php
index c07ffa591..0e5fa5265 100755
--- a/system/core/Config.php
+++ b/system/core/Config.php
@@ -100,7 +100,7 @@ class CI_Config {
 	 */
 	public function load($file = '', $use_sections = FALSE, $fail_gracefully = FALSE)
 	{
-		$file = ($file == '') ? 'config' : str_replace('.php', '', $file);
+		$file = ($file === '') ? 'config' : str_replace('.php', '', $file);
 		$found = $loaded = FALSE;
 
 		foreach ($this->_config_paths as $path)
@@ -189,7 +189,7 @@ class CI_Config {
 	 */
 	public function item($item, $index = '')
 	{
-		if ($index == '')
+		if ($index === '')
 		{
 			return isset($this->config[$item]) ? $this->config[$item] : FALSE;
 		}
@@ -211,7 +211,7 @@ class CI_Config {
 		{
 			return FALSE;
 		}
-		elseif (trim($this->config[$item]) == '')
+		elseif (trim($this->config[$item]) === '')
 		{
 			return '';
 		}
@@ -230,14 +230,14 @@ class CI_Config {
 	 */
 	public function site_url($uri = '')
 	{
-		if ($uri == '')
+		if ($uri === '')
 		{
 			return $this->slash_item('base_url').$this->item('index_page');
 		}
 
-		if ($this->item('enable_query_strings') == FALSE)
+		if ($this->item('enable_query_strings') === FALSE)
 		{
-			$suffix = ($this->item('url_suffix') == FALSE) ? '' : $this->item('url_suffix');
+			$suffix = ($this->item('url_suffix') === FALSE) ? '' : $this->item('url_suffix');
 			return $this->slash_item('base_url').$this->slash_item('index_page').$this->_uri_string($uri).$suffix;
 		}
 		else
@@ -270,7 +270,7 @@ class CI_Config {
 	 */
 	protected function _uri_string($uri)
 	{
-		if ($this->item('enable_query_strings') == FALSE)
+		if ($this->item('enable_query_strings') === FALSE)
 		{
 			if (is_array($uri))
 			{
diff --git a/system/core/Hooks.php b/system/core/Hooks.php
index 5bbb0009a..29fd88201 100755
--- a/system/core/Hooks.php
+++ b/system/core/Hooks.php
@@ -72,7 +72,7 @@ class CI_Hooks {
 
 		// If hooks are not enabled in the config file
 		// there is nothing else to do
-		if ($CFG->item('enable_hooks') == FALSE)
+		if ($CFG->item('enable_hooks') === FALSE)
 		{
 			return;
 		}
diff --git a/system/core/Input.php b/system/core/Input.php
index 97be9e690..284b15697 100755
--- a/system/core/Input.php
+++ b/system/core/Input.php
@@ -263,23 +263,23 @@ class CI_Input {
 			}
 		}
 
-		if ($prefix == '' && config_item('cookie_prefix') != '')
+		if ($prefix === '' && config_item('cookie_prefix') !== '')
 		{
 			$prefix = config_item('cookie_prefix');
 		}
-		if ($domain == '' && config_item('cookie_domain') != '')
+		if ($domain === '' && config_item('cookie_domain') !== '')
 		{
 			$domain = config_item('cookie_domain');
 		}
-		if ($path == '/' && config_item('cookie_path') !== '/')
+		if ($path === '/' && config_item('cookie_path') !== '/')
 		{
 			$path = config_item('cookie_path');
 		}
-		if ($secure == FALSE && config_item('cookie_secure') != FALSE)
+		if ($secure === FALSE && config_item('cookie_secure') !== FALSE)
 		{
 			$secure = config_item('cookie_secure');
 		}
-		if ($httponly == FALSE && config_item('cookie_httponly') != FALSE)
+		if ($httponly === FALSE && config_item('cookie_httponly') !== FALSE)
 		{
 			$httponly = config_item('cookie_httponly');
 		}
@@ -324,7 +324,7 @@ class CI_Input {
 			return $this->ip_address;
 		}
 
-		if (config_item('proxy_ips') != '' && $this->server('HTTP_X_FORWARDED_FOR') && $this->server('REMOTE_ADDR'))
+		if (config_item('proxy_ips') !== '' && $this->server('HTTP_X_FORWARDED_FOR') && $this->server('REMOTE_ADDR'))
 		{
 			$proxies = preg_split('/[\s,]/', config_item('proxy_ips'), -1, PREG_SPLIT_NO_EMPTY);
 			$proxies = is_array($proxies) ? $proxies : array($proxies);
@@ -459,7 +459,7 @@ class CI_Input {
 		}
 
 		// Is $_GET data allowed? If not we'll set the $_GET to an empty array
-		if ($this->_allow_get_array == FALSE)
+		if ($this->_allow_get_array === FALSE)
 		{
 			$_GET = array();
 		}
@@ -502,7 +502,7 @@ class CI_Input {
 		$_SERVER['PHP_SELF'] = strip_tags($_SERVER['PHP_SELF']);
 
 		// CSRF Protection check
-		if ($this->_enable_csrf == TRUE)
+		if ($this->_enable_csrf === TRUE)
 		{
 			$this->security->csrf_verify();
 		}
@@ -559,7 +559,7 @@ class CI_Input {
 		}
 
 		// Standardize newlines if needed
-		if ($this->_standardize_newlines == TRUE && strpos($str, "\r") !== FALSE)
+		if ($this->_standardize_newlines === TRUE && strpos($str, "\r") !== FALSE)
 		{
 			return str_replace(array("\r\n", "\r", "\r\n\n"), PHP_EOL, $str);
 		}
diff --git a/system/core/Lang.php b/system/core/Lang.php
index 73c9127ac..3001f1b13 100755
--- a/system/core/Lang.php
+++ b/system/core/Lang.php
@@ -76,26 +76,26 @@ class CI_Lang {
 	{
 		$langfile = str_replace('.php', '', $langfile);
 
-		if ($add_suffix == TRUE)
+		if ($add_suffix === TRUE)
 		{
 			$langfile = str_replace('_lang', '', $langfile).'_lang';
 		}
 
 		$langfile .= '.php';
 
-		if ($idiom == '')
+		if ($idiom === '')
 		{
 			$config =& get_config();
 			$idiom = ( ! empty($config['language'])) ? $config['language'] : 'english';
 		}
 
-		if ($return == FALSE && isset($this->is_loaded[$langfile]) && $this->is_loaded[$langfile] === $idiom)
+		if ($return === FALSE && isset($this->is_loaded[$langfile]) && $this->is_loaded[$langfile] === $idiom)
 		{
 			return;
 		}
 
 		// Determine where the language file is and load it
-		if ($alt_path != '' && file_exists($alt_path.'language/'.$idiom.'/'.$langfile))
+		if ($alt_path !== '' && file_exists($alt_path.'language/'.$idiom.'/'.$langfile))
 		{
 			include($alt_path.'language/'.$idiom.'/'.$langfile);
 		}
@@ -124,14 +124,14 @@ class CI_Lang {
 		{
 			log_message('error', 'Language file contains no data: language/'.$idiom.'/'.$langfile);
 
-			if ($return == TRUE)
+			if ($return === TRUE)
 			{
 				return array();
 			}
 			return;
 		}
 
-		if ($return == TRUE)
+		if ($return === TRUE)
 		{
 			return $lang;
 		}
@@ -153,7 +153,7 @@ class CI_Lang {
 	 */
 	public function line($line = '')
 	{
-		$value = ($line == '' OR ! isset($this->language[$line])) ? FALSE : $this->language[$line];
+		$value = ($line === '' OR ! isset($this->language[$line])) ? FALSE : $this->language[$line];
 
 		// Because killer robots like unicorns!
 		if ($value === FALSE)
diff --git a/system/core/Loader.php b/system/core/Loader.php
index 3eb09e6ab..adfe92845 100644
--- a/system/core/Loader.php
+++ b/system/core/Loader.php
@@ -208,7 +208,7 @@ class CI_Loader {
 			return;
 		}
 
-		if ($library == '' OR isset($this->_base_classes[$library]))
+		if ($library === '' OR isset($this->_base_classes[$library]))
 		{
 			return FALSE;
 		}
@@ -244,7 +244,7 @@ class CI_Loader {
 			return;
 		}
 
-		if ($model == '')
+		if ($model === '')
 		{
 			return;
 		}
@@ -261,7 +261,7 @@ class CI_Loader {
 			$model = substr($model, $last_slash);
 		}
 
-		if ($name == '')
+		if ($name === '')
 		{
 			$name = $model;
 		}
@@ -329,7 +329,7 @@ class CI_Loader {
 		$CI =& get_instance();
 
 		// Do we even need to load the database class?
-		if (class_exists('CI_DB') && $return == FALSE && $query_builder == NULL && isset($CI->db) && is_object($CI->db))
+		if (class_exists('CI_DB') && $return === FALSE && $query_builder === NULL && isset($CI->db) && is_object($CI->db))
 		{
 			return FALSE;
 		}
@@ -452,7 +452,7 @@ class CI_Loader {
 	 */
 	public function vars($vars = array(), $val = '')
 	{
-		if ($val != '' && is_string($vars))
+		if ($val !== '' && is_string($vars))
 		{
 			$vars = array($vars => $val);
 		}
@@ -642,7 +642,7 @@ class CI_Loader {
 			require BASEPATH.'libraries/Driver.php';
 		}
 
-		if ($library == '')
+		if ($library === '')
 		{
 			return FALSE;
 		}
@@ -714,7 +714,7 @@ class CI_Loader {
 	{
 		$config =& $this->_ci_get_component('config');
 
-		if ($path == '')
+		if ($path === '')
 		{
 			array_shift($this->_ci_library_paths);
 			array_shift($this->_ci_model_paths);
@@ -775,7 +775,7 @@ class CI_Loader {
 		$file_exists = FALSE;
 
 		// Set the path to the requested file
-		if ($_ci_path != '')
+		if ($_ci_path !== '')
 		{
 			$_ci_x = explode('/', $_ci_path);
 			$_ci_file = end($_ci_x);
@@ -783,7 +783,7 @@ class CI_Loader {
 		else
 		{
 			$_ci_ext = pathinfo($_ci_view, PATHINFO_EXTENSION);
-			$_ci_file = ($_ci_ext == '') ? $_ci_view.'.php' : $_ci_view;
+			$_ci_file = ($_ci_ext === '') ? $_ci_view.'.php' : $_ci_view;
 
 			foreach ($this->_ci_view_paths as $view_file => $cascade)
 			{
@@ -847,7 +847,7 @@ class CI_Loader {
 		// If the PHP installation does not support short tags we'll
 		// do a little string replacement, changing the short tags
 		// to standard PHP echo statements.
-		if ( ! is_php('5.4') && (bool) @ini_get('short_open_tag') === FALSE && config_item('rewrite_short_tags') == TRUE)
+		if ( ! is_php('5.4') && (bool) @ini_get('short_open_tag') === FALSE && config_item('rewrite_short_tags') === TRUE)
 		{
 			echo eval('?>'.preg_replace('/;*\s*\?>/', '; ?>', str_replace('_ci_load_class($path, $params);
@@ -1008,7 +1008,7 @@ class CI_Loader {
 
 		// If we got this far we were unable to find the requested class.
 		// We do not issue errors if the load call failed due to a duplicate request
-		if ($is_duplicate == FALSE)
+		if ($is_duplicate === FALSE)
 		{
 			log_message('error', 'Unable to load the requested class: '.$class);
 			show_error('Unable to load the requested class: '.$class);
@@ -1067,7 +1067,7 @@ class CI_Loader {
 			}
 		}
 
-		if ($prefix == '')
+		if ($prefix === '')
 		{
 			if (class_exists('CI_'.$class))
 			{
diff --git a/system/core/Output.php b/system/core/Output.php
index c8feb4e67..496948ab7 100755
--- a/system/core/Output.php
+++ b/system/core/Output.php
@@ -160,7 +160,7 @@ class CI_Output {
 	 */
 	public function append_output($output)
 	{
-		if ($this->final_output == '')
+		if ($this->final_output === '')
 		{
 			$this->final_output = $output;
 		}
@@ -192,7 +192,7 @@ class CI_Output {
 		// but it will not modify the content-length header to compensate for
 		// the reduction, causing the browser to hang waiting for more data.
 		// We'll just skip content-length in those cases.
-		if ($this->_zlib_oc && strncasecmp($header, 'content-length', 14) == 0)
+		if ($this->_zlib_oc && strncasecmp($header, 'content-length', 14) === 0)
 		{
 			return;
 		}
@@ -349,7 +349,7 @@ class CI_Output {
 		// --------------------------------------------------------------------
 
 		// Set the output data
-		if ($output == '')
+		if ($output === '')
 		{
 			$output =& $this->final_output;
 		}
@@ -381,7 +381,7 @@ class CI_Output {
 		// --------------------------------------------------------------------
 
 		// Is compression requested?
-		if ($CFG->item('compress_output') === TRUE && $this->_zlib_oc == FALSE
+		if ($CFG->item('compress_output') === TRUE && $this->_zlib_oc === FALSE
 			&& extension_loaded('zlib')
 			&& isset($_SERVER['HTTP_ACCEPT_ENCODING']) && strpos($_SERVER['HTTP_ACCEPT_ENCODING'], 'gzip') !== FALSE)
 		{
@@ -416,7 +416,7 @@ class CI_Output {
 
 		// Do we need to generate profile data?
 		// If so, load the Profile class and run it.
-		if ($this->enable_profiler == TRUE)
+		if ($this->enable_profiler === TRUE)
 		{
 			$CI->load->library('profiler');
 			if ( ! empty($this->_profiler_sections))
@@ -460,7 +460,7 @@ class CI_Output {
 	{
 		$CI =& get_instance();
 		$path = $CI->config->item('cache_path');
-		$cache_path = ($path == '') ? APPPATH.'cache/' : $path;
+		$cache_path = ($path === '') ? APPPATH.'cache/' : $path;
 
 		if ( ! is_dir($cache_path) OR ! is_really_writable($cache_path))
 		{
@@ -509,7 +509,7 @@ class CI_Output {
 	 */
 	public function _display_cache(&$CFG, &$URI)
 	{
-		$cache_path = ($CFG->item('cache_path') == '') ? APPPATH.'cache/' : $CFG->item('cache_path');
+		$cache_path = ($CFG->item('cache_path') === '') ? APPPATH.'cache/' : $CFG->item('cache_path');
 
 		// Build the file path. The file name is an MD5 hash of the full URI
 		$uri =	$CFG->item('base_url').$CFG->item('index_page').$URI->uri_string;
diff --git a/system/core/Router.php b/system/core/Router.php
index 5ea13797b..93875bdd9 100755
--- a/system/core/Router.php
+++ b/system/core/Router.php
@@ -165,7 +165,7 @@ class CI_Router {
 		$this->uri->_fetch_uri_string();
 
 		// Is there a URI string? If not, the default controller specified in the "routes" file will be shown.
-		if ($this->uri->uri_string == '')
+		if ($this->uri->uri_string === '')
 		{
 			return $this->_set_default_controller();
 		}
@@ -435,7 +435,7 @@ class CI_Router {
 	 */
 	public function fetch_method()
 	{
-		return ($this->method == $this->fetch_class()) ? 'index' : $this->method;
+		return ($this->method === $this->fetch_class()) ? 'index' : $this->method;
 	}
 
 	// --------------------------------------------------------------------
@@ -483,14 +483,14 @@ class CI_Router {
 			$this->set_directory($routing['directory']);
 		}
 
-		if (isset($routing['controller']) && $routing['controller'] != '')
+		if (isset($routing['controller']) && $routing['controller'] !== '')
 		{
 			$this->set_class($routing['controller']);
 		}
 
 		if (isset($routing['function']))
 		{
-			$routing['function'] = ($routing['function'] == '') ? 'index' : $routing['function'];
+			$routing['function'] = ($routing['function'] === '') ? 'index' : $routing['function'];
 			$this->set_method($routing['function']);
 		}
 	}
diff --git a/system/core/Security.php b/system/core/Security.php
index 9b7ba5799..9cbcd9248 100755
--- a/system/core/Security.php
+++ b/system/core/Security.php
@@ -162,7 +162,7 @@ class CI_Security {
 
 		// Do the tokens exist in both the _POST and _COOKIE arrays?
 		if ( ! isset($_POST[$this->_csrf_token_name]) OR ! isset($_COOKIE[$this->_csrf_cookie_name])
-			OR $_POST[$this->_csrf_token_name] != $_COOKIE[$this->_csrf_cookie_name]) // Do the tokens match?
+			OR $_POST[$this->_csrf_token_name] !== $_COOKIE[$this->_csrf_cookie_name]) // Do the tokens match?
 		{
 			$this->csrf_show_error();
 		}
@@ -408,7 +408,7 @@ class CI_Security {
 				$str = preg_replace('#<(/*)(script|xss)(.*?)\>#si', '[removed]', $str);
 			}
 		}
-		while($original != $str);
+		while($original !== $str);
 
 		unset($original);
 
@@ -475,7 +475,7 @@ class CI_Security {
 	 */
 	public function xss_hash()
 	{
-		if ($this->_xss_hash == '')
+		if ($this->_xss_hash === '')
 		{
 			mt_srand();
 			$this->_xss_hash = md5(time() + mt_rand(0, 1999999999));
@@ -825,7 +825,7 @@ class CI_Security {
 	 */
 	protected function _csrf_set_hash()
 	{
-		if ($this->_csrf_hash == '')
+		if ($this->_csrf_hash === '')
 		{
 			// If the cookie exists we will use it's value.
 			// We don't necessarily want to regenerate it with
diff --git a/system/core/URI.php b/system/core/URI.php
index a9432e05d..9c5025128 100755
--- a/system/core/URI.php
+++ b/system/core/URI.php
@@ -112,7 +112,7 @@ class CI_URI {
 			// Is there a PATH_INFO variable?
 			// Note: some servers seem to have trouble with getenv() so we'll test it two ways
 			$path = (isset($_SERVER['PATH_INFO'])) ? $_SERVER['PATH_INFO'] : @getenv('PATH_INFO');
-			if (trim($path, '/') != '' && $path !== '/'.SELF)
+			if (trim($path, '/') !== '' && $path !== '/'.SELF)
 			{
 				$this->_set_uri_string($path);
 				return;
@@ -120,14 +120,14 @@ class CI_URI {
 
 			// No PATH_INFO?... What about QUERY_STRING?
 			$path = (isset($_SERVER['QUERY_STRING'])) ? $_SERVER['QUERY_STRING'] : @getenv('QUERY_STRING');
-			if (trim($path, '/') != '')
+			if (trim($path, '/') !== '')
 			{
 				$this->_set_uri_string($path);
 				return;
 			}
 
 			// As a last ditch effort lets try using the $_GET array
-			if (is_array($_GET) && count($_GET) === 1 && trim(key($_GET), '/') != '')
+			if (is_array($_GET) && count($_GET) === 1 && trim(key($_GET), '/') !== '')
 			{
 				$this->_set_uri_string(key($_GET));
 				return;
@@ -218,7 +218,7 @@ class CI_URI {
 			$_GET = array();
 		}
 
-		if ($uri == '/' OR empty($uri))
+		if ($uri === '/' OR empty($uri))
 		{
 			return '/';
 		}
@@ -270,7 +270,7 @@ class CI_URI {
 	 */
 	public function _filter_uri($str)
 	{
-		if ($str != '' && $this->config->item('permitted_uri_chars') != '' && $this->config->item('enable_query_strings') == FALSE)
+		if ($str !== '' && $this->config->item('permitted_uri_chars') !== '' && $this->config->item('enable_query_strings') === FALSE)
 		{
 			// preg_quote() in PHP 5.3 escapes -, so the str_replace() and addition of - to preg_quote() is to maintain backwards
 			// compatibility as many are unaware of how characters in the permitted_uri_chars will be parsed as a regex pattern
@@ -298,7 +298,7 @@ class CI_URI {
 	 */
 	public function _remove_url_suffix()
 	{
-		if  ($this->config->item('url_suffix') != '')
+		if  ($this->config->item('url_suffix') !== '')
 		{
 			$this->uri_string = preg_replace('|'.preg_quote($this->config->item('url_suffix')).'$|', '', $this->uri_string);
 		}
@@ -321,7 +321,7 @@ class CI_URI {
 			// Filter segments for security
 			$val = trim($this->_filter_uri($val));
 
-			if ($val != '')
+			if ($val !== '')
 			{
 				$this->segments[] = $val;
 			}
diff --git a/system/core/Utf8.php b/system/core/Utf8.php
index a6faa84ec..2b5a1f5eb 100644
--- a/system/core/Utf8.php
+++ b/system/core/Utf8.php
@@ -54,7 +54,7 @@ class CI_Utf8 {
 		if (
 			@preg_match('/./u', 'é') === 1		// PCRE must support UTF-8
 			&& function_exists('iconv')			// iconv must be installed
-			&& @ini_get('mbstring.func_overload') != 1	// Multibyte string function overloading cannot be enabled
+			&& @ini_get('mbstring.func_overload') !== 1	// Multibyte string function overloading cannot be enabled
 			&& $CFG->item('charset') === 'UTF-8'		// Application charset must be UTF-8
 			)
 		{
-- 
cgit v1.2.3-24-g4f1b


From 48a2baf0e288accd206f5da5031d29076e130792 Mon Sep 17 00:00:00 2001
From: Alex Bilbie 
Date: Sat, 2 Jun 2012 11:09:54 +0100
Subject: Replaced `==` with `===` and `!=` with `!==` in /system/database

---
 system/database/DB.php                             | 10 ++--
 system/database/DB_cache.php                       | 20 ++++----
 system/database/DB_driver.php                      | 50 +++++++++---------
 system/database/DB_forge.php                       | 22 ++++----
 system/database/DB_query_builder.php               | 60 +++++++++++-----------
 system/database/DB_result.php                      | 14 ++---
 system/database/DB_utility.php                     |  4 +-
 system/database/drivers/cubrid/cubrid_driver.php   | 10 ++--
 system/database/drivers/cubrid/cubrid_forge.php    |  2 +-
 .../drivers/interbase/interbase_driver.php         |  2 +-
 .../database/drivers/interbase/interbase_forge.php |  4 +-
 system/database/drivers/mssql/mssql_driver.php     |  6 +--
 system/database/drivers/mssql/mssql_forge.php      |  6 +--
 system/database/drivers/mysql/mysql_driver.php     | 12 ++---
 system/database/drivers/mysql/mysql_forge.php      |  2 +-
 system/database/drivers/mysql/mysql_utility.php    |  8 +--
 system/database/drivers/mysqli/mysqli_driver.php   | 14 ++---
 system/database/drivers/mysqli/mysqli_forge.php    |  2 +-
 system/database/drivers/oci8/oci8_driver.php       |  6 +--
 system/database/drivers/oci8/oci8_forge.php        |  4 +-
 system/database/drivers/odbc/odbc_driver.php       |  4 +-
 system/database/drivers/odbc/odbc_forge.php        |  6 +--
 system/database/drivers/pdo/pdo_driver.php         | 22 ++++----
 system/database/drivers/pdo/pdo_forge.php          |  8 +--
 system/database/drivers/postgre/postgre_driver.php | 14 ++---
 system/database/drivers/postgre/postgre_forge.php  |  2 +-
 system/database/drivers/sqlite/sqlite_driver.php   |  4 +-
 system/database/drivers/sqlite/sqlite_forge.php    |  6 +--
 system/database/drivers/sqlite3/sqlite3_driver.php |  2 +-
 system/database/drivers/sqlite3/sqlite3_forge.php  |  2 +-
 system/database/drivers/sqlsrv/sqlsrv_forge.php    |  6 +--
 31 files changed, 167 insertions(+), 167 deletions(-)

(limited to 'system')

diff --git a/system/database/DB.php b/system/database/DB.php
index 1fe44c0e5..b0113b6f4 100755
--- a/system/database/DB.php
+++ b/system/database/DB.php
@@ -53,7 +53,7 @@ function &DB($params = '', $query_builder_override = NULL)
 			show_error('No database connection settings were found in the database config file.');
 		}
 
-		if ($params != '')
+		if ($params !== '')
 		{
 			$active_group = $params;
 		}
@@ -106,7 +106,7 @@ function &DB($params = '', $query_builder_override = NULL)
 	}
 
 	// No DB specified yet? Beat them senseless...
-	if ( ! isset($params['dbdriver']) OR $params['dbdriver'] == '')
+	if ( ! isset($params['dbdriver']) OR $params['dbdriver'] === '')
 	{
 		show_error('You have not selected a database type to connect to.');
 	}
@@ -128,7 +128,7 @@ function &DB($params = '', $query_builder_override = NULL)
 
 	require_once(BASEPATH.'database/DB_driver.php');
 
-	if ( ! isset($query_builder) OR $query_builder == TRUE)
+	if ( ! isset($query_builder) OR $query_builder === TRUE)
 	{
 		require_once(BASEPATH.'database/DB_query_builder.php');
 		if ( ! class_exists('CI_DB'))
@@ -152,12 +152,12 @@ function &DB($params = '', $query_builder_override = NULL)
 	$driver = 'CI_DB_'.$params['dbdriver'].'_driver';
 	$DB = new $driver($params);
 
-	if ($DB->autoinit == TRUE)
+	if ($DB->autoinit === TRUE)
 	{
 		$DB->initialize();
 	}
 
-	if (isset($params['stricton']) && $params['stricton'] == TRUE)
+	if (isset($params['stricton']) && $params['stricton'] === TRUE)
 	{
 		$DB->query('SET SESSION sql_mode="STRICT_ALL_TABLES"');
 	}
diff --git a/system/database/DB_cache.php b/system/database/DB_cache.php
index ff942856b..443bbce5f 100644
--- a/system/database/DB_cache.php
+++ b/system/database/DB_cache.php
@@ -55,9 +55,9 @@ class CI_DB_Cache {
 	 */
 	public function check_path($path = '')
 	{
-		if ($path == '')
+		if ($path === '')
 		{
-			if ($this->db->cachedir == '')
+			if ($this->db->cachedir === '')
 			{
 				return $this->db->cache_off();
 			}
@@ -95,8 +95,8 @@ class CI_DB_Cache {
 			return $this->db->cache_off();
 		}
 
-		$segment_one = ($this->CI->uri->segment(1) == FALSE) ? 'default' : $this->CI->uri->segment(1);
-		$segment_two = ($this->CI->uri->segment(2) == FALSE) ? 'index' : $this->CI->uri->segment(2);
+		$segment_one = ($this->CI->uri->segment(1) === FALSE) ? 'default' : $this->CI->uri->segment(1);
+		$segment_two = ($this->CI->uri->segment(2) === FALSE) ? 'index' : $this->CI->uri->segment(2);
 		$filepath = $this->db->cachedir.$segment_one.'+'.$segment_two.'/'.md5($sql);
 
 		if (FALSE === ($cachedata = read_file($filepath)))
@@ -121,8 +121,8 @@ class CI_DB_Cache {
 			return $this->db->cache_off();
 		}
 
-		$segment_one = ($this->CI->uri->segment(1) == FALSE) ? 'default' : $this->CI->uri->segment(1);
-		$segment_two = ($this->CI->uri->segment(2) == FALSE) ? 'index' : $this->CI->uri->segment(2);
+		$segment_one = ($this->CI->uri->segment(1) === FALSE) ? 'default' : $this->CI->uri->segment(1);
+		$segment_two = ($this->CI->uri->segment(2) === FALSE) ? 'index' : $this->CI->uri->segment(2);
 		$dir_path = $this->db->cachedir.$segment_one.'+'.$segment_two.'/';
 		$filename = md5($sql);
 
@@ -154,14 +154,14 @@ class CI_DB_Cache {
 	 */
 	public function delete($segment_one = '', $segment_two = '')
 	{
-		if ($segment_one == '')
+		if ($segment_one === '')
 		{
-			$segment_one  = ($this->CI->uri->segment(1) == FALSE) ? 'default' : $this->CI->uri->segment(1);
+			$segment_one  = ($this->CI->uri->segment(1) === FALSE) ? 'default' : $this->CI->uri->segment(1);
 		}
 
-		if ($segment_two == '')
+		if ($segment_two === '')
 		{
-			$segment_two = ($this->CI->uri->segment(2) == FALSE) ? 'index' : $this->CI->uri->segment(2);
+			$segment_two = ($this->CI->uri->segment(2) === FALSE) ? 'index' : $this->CI->uri->segment(2);
 		}
 
 		$dir_path = $this->db->cachedir.$segment_one.'+'.$segment_two.'/';
diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php
index bbb7b7a80..39c19cdf7 100644
--- a/system/database/DB_driver.php
+++ b/system/database/DB_driver.php
@@ -113,7 +113,7 @@ abstract class CI_DB_driver {
 		// ----------------------------------------------------------------
 
 		// Connect to the database and set the connection ID
-		$this->conn_id = ($this->pconnect == FALSE) ? $this->db_connect() : $this->db_pconnect();
+		$this->conn_id = ($this->pconnect === FALSE) ? $this->db_connect() : $this->db_pconnect();
 
 		// No connection resource? Check if there is a failover else throw an error
 		if ( ! $this->conn_id)
@@ -131,7 +131,7 @@ abstract class CI_DB_driver {
 					}
 
 					// Try to connect
-					$this->conn_id = ($this->pconnect == FALSE) ? $this->db_connect() : $this->db_pconnect();
+					$this->conn_id = ($this->pconnect === FALSE) ? $this->db_connect() : $this->db_pconnect();
 
 					// If a connection is made break the foreach loop
 					if ($this->conn_id)
@@ -297,7 +297,7 @@ abstract class CI_DB_driver {
 	 */
 	public function query($sql, $binds = FALSE, $return_object = TRUE)
 	{
-		if ($sql == '')
+		if ($sql === '')
 		{
 			log_message('error', 'Invalid query: '.$sql);
 
@@ -305,7 +305,7 @@ abstract class CI_DB_driver {
 		}
 
 		// Verify table prefix and replace if necessary
-		if ($this->dbprefix != '' && $this->swap_pre != '' && $this->dbprefix != $this->swap_pre)
+		if ($this->dbprefix !== '' && $this->swap_pre !== '' && $this->dbprefix !== $this->swap_pre)
 		{
 			$sql = preg_replace('/(\W)'.$this->swap_pre.'(\S+?)/', '\\1'.$this->dbprefix.'\\2', $sql);
 		}
@@ -319,7 +319,7 @@ abstract class CI_DB_driver {
 		// Is query caching enabled? If the query is a "read type"
 		// we will load the caching class and return the previously
 		// cached query if it exists
-		if ($this->cache_on == TRUE && stripos($sql, 'SELECT') !== FALSE && $this->_cache_init())
+		if ($this->cache_on === TRUE && stripos($sql, 'SELECT') !== FALSE && $this->_cache_init())
 		{
 			$this->load_rdriver();
 			if (FALSE !== ($cache = $this->CACHE->read($sql)))
@@ -329,7 +329,7 @@ abstract class CI_DB_driver {
 		}
 
 		// Save the  query for debugging
-		if ($this->save_queries == TRUE)
+		if ($this->save_queries === TRUE)
 		{
 			$this->queries[] = $sql;
 		}
@@ -340,7 +340,7 @@ abstract class CI_DB_driver {
 		// Run the Query
 		if (FALSE === ($this->result_id = $this->simple_query($sql)))
 		{
-			if ($this->save_queries == TRUE)
+			if ($this->save_queries === TRUE)
 			{
 				$this->query_times[] = 0;
 			}
@@ -373,7 +373,7 @@ abstract class CI_DB_driver {
 		$time_end = microtime(TRUE);
 		$this->benchmark += $time_end - $time_start;
 
-		if ($this->save_queries == TRUE)
+		if ($this->save_queries === TRUE)
 		{
 			$this->query_times[] = $time_end - $time_start;
 		}
@@ -387,7 +387,7 @@ abstract class CI_DB_driver {
 		{
 			// If caching is enabled we'll auto-cleanup any
 			// existing files related to this particular URI
-			if ($this->cache_on == TRUE && $this->cache_autodel == TRUE && $this->_cache_init())
+			if ($this->cache_on === TRUE && $this->cache_autodel === TRUE && $this->_cache_init())
 			{
 				$this->CACHE->delete();
 			}
@@ -409,7 +409,7 @@ abstract class CI_DB_driver {
 
 		// Is query caching enabled? If so, we'll serialize the
 		// result object and save it to a cache file.
-		if ($this->cache_on == TRUE && $this->_cache_init())
+		if ($this->cache_on === TRUE && $this->_cache_init())
 		{
 			// We'll create a new instance of the result object
 			// only without the platform specific driver since
@@ -752,13 +752,13 @@ abstract class CI_DB_driver {
 	 */
 	public function count_all($table = '')
 	{
-		if ($table == '')
+		if ($table === '')
 		{
 			return 0;
 		}
 
 		$query = $this->query($this->_count_string.$this->escape_identifiers('numrows').' FROM '.$this->protect_identifiers($table, TRUE, NULL, FALSE));
-		if ($query->num_rows() == 0)
+		if ($query->num_rows() === 0)
 		{
 			return 0;
 		}
@@ -850,7 +850,7 @@ abstract class CI_DB_driver {
 			return $this->data_cache['field_names'][$table];
 		}
 
-		if ($table == '')
+		if ($table === '')
 		{
 			return ($this->db_debug) ? $this->display_error('db_field_param_missing') : FALSE;
 		}
@@ -918,7 +918,7 @@ abstract class CI_DB_driver {
 	 */
 	public function field_data($table = '')
 	{
-		if ($table == '')
+		if ($table === '')
 		{
 			return ($this->db_debug) ? $this->display_error('db_field_param_missing') : FALSE;
 		}
@@ -939,7 +939,7 @@ abstract class CI_DB_driver {
 	 */
 	public function escape_identifiers($item)
 	{
-		if ($this->_escape_char == '')
+		if ($this->_escape_char === '')
 		{
 			return $item;
 		}
@@ -998,7 +998,7 @@ abstract class CI_DB_driver {
 	 */
 	public function update_string($table, $data, $where)
 	{
-		if ($where == '')
+		if ($where === '')
 		{
 			return FALSE;
 		}
@@ -1018,7 +1018,7 @@ abstract class CI_DB_driver {
 			$dest = array();
 			foreach ($where as $key => $val)
 			{
-				$prefix = (count($dest) == 0) ? '' : ' AND ';
+				$prefix = (count($dest) === 0) ? '' : ' AND ';
 				$key = $this->protect_identifiers($key);
 
 				if ($val !== '')
@@ -1062,7 +1062,7 @@ abstract class CI_DB_driver {
 	 */
 	public function call_function($function)
 	{
-		$driver = ($this->dbdriver == 'postgre') ? 'pg_' : $this->dbdriver.'_';
+		$driver = ($this->dbdriver === 'postgre') ? 'pg_' : $this->dbdriver.'_';
 
 		if (FALSE === strpos($driver, $function))
 		{
@@ -1217,7 +1217,7 @@ abstract class CI_DB_driver {
 
 		$heading = $LANG->line('db_error_heading');
 
-		if ($native == TRUE)
+		if ($native === TRUE)
 		{
 			$message = (array) $error;
 		}
@@ -1345,7 +1345,7 @@ abstract class CI_DB_driver {
 			}
 
 			// Is there a table prefix defined in the config file? If not, no need to do anything
-			if ($this->dbprefix != '')
+			if ($this->dbprefix !== '')
 			{
 				// We now add the table prefix based on some logic.
 				// Do we have 4 segments (hostname.database.table.column)?
@@ -1369,13 +1369,13 @@ abstract class CI_DB_driver {
 
 				// This flag is set when the supplied $item does not contain a field name.
 				// This can happen when this function is being called from a JOIN.
-				if ($field_exists == FALSE)
+				if ($field_exists === FALSE)
 				{
 					$i++;
 				}
 
 				// Verify table prefix and replace if necessary
-				if ($this->swap_pre != '' && strpos($parts[$i], $this->swap_pre) === 0)
+				if ($this->swap_pre !== '' && strpos($parts[$i], $this->swap_pre) === 0)
 				{
 					$parts[$i] = preg_replace('/^'.$this->swap_pre.'(\S+?)/', $this->dbprefix.'\\1', $parts[$i]);
 				}
@@ -1398,15 +1398,15 @@ abstract class CI_DB_driver {
 		}
 
 		// Is there a table prefix? If not, no need to insert it
-		if ($this->dbprefix != '')
+		if ($this->dbprefix !== '')
 		{
 			// Verify table prefix and replace if necessary
-			if ($this->swap_pre != '' && strpos($item, $this->swap_pre) === 0)
+			if ($this->swap_pre !== '' && strpos($item, $this->swap_pre) === 0)
 			{
 				$item = preg_replace('/^'.$this->swap_pre.'(\S+?)/', $this->dbprefix.'\\1', $item);
 			}
 			// Do we prefix an item with no segments?
-			elseif ($prefix_single == TRUE && strpos($item, $this->dbprefix) !== 0)
+			elseif ($prefix_single === TRUE && strpos($item, $this->dbprefix) !== 0)
 			{
 				$item = $this->dbprefix.$item;
 			}
diff --git a/system/database/DB_forge.php b/system/database/DB_forge.php
index a519575f0..ff5eb3fe6 100644
--- a/system/database/DB_forge.php
+++ b/system/database/DB_forge.php
@@ -85,7 +85,7 @@ abstract class CI_DB_forge {
 	 */
 	public function drop_database($db_name)
 	{
-		if ($db_name == '')
+		if ($db_name === '')
 		{
 			show_error('A table name is required for that operation.');
 			return FALSE;
@@ -123,7 +123,7 @@ abstract class CI_DB_forge {
 			return;
 		}
 
-		if ($key == '')
+		if ($key === '')
 		{
 			show_error('Key information is required for that operation.');
 		}
@@ -150,7 +150,7 @@ abstract class CI_DB_forge {
 	 */
 	public function add_field($field = '')
 	{
-		if ($field == '')
+		if ($field === '')
 		{
 			show_error('Field information is required.');
 		}
@@ -197,7 +197,7 @@ abstract class CI_DB_forge {
 	 */
 	public function create_table($table = '', $if_not_exists = FALSE)
 	{
-		if ($table == '')
+		if ($table === '')
 		{
 			show_error('A table name is required for that operation.');
 		}
@@ -222,7 +222,7 @@ abstract class CI_DB_forge {
 	 */
 	public function drop_table($table_name)
 	{
-		if ($table_name == '')
+		if ($table_name === '')
 		{
 			return ($this->db->db_debug) ? $this->db->display_error('db_table_name_required') : FALSE;
 		}
@@ -245,7 +245,7 @@ abstract class CI_DB_forge {
 	 */
 	public function rename_table($table_name, $new_table_name)
 	{
-		if ($table_name == '' OR $new_table_name == '')
+		if ($table_name === '' OR $new_table_name === '')
 		{
 			show_error('A table name is required for that operation.');
 			return FALSE;
@@ -273,7 +273,7 @@ abstract class CI_DB_forge {
 	 */
 	public function add_column($table = '', $field = array(), $after_field = '')
 	{
-		if ($table == '')
+		if ($table === '')
 		{
 			show_error('A table name is required for that operation.');
 		}
@@ -284,7 +284,7 @@ abstract class CI_DB_forge {
 		{
 			$this->add_field(array($k => $field[$k]));
 
-			if (count($this->fields) == 0)
+			if (count($this->fields) === 0)
 			{
 				show_error('Field information is required.');
 			}
@@ -312,12 +312,12 @@ abstract class CI_DB_forge {
 	 */
 	public function drop_column($table = '', $column_name = '')
 	{
-		if ($table == '')
+		if ($table === '')
 		{
 			show_error('A table name is required for that operation.');
 		}
 
-		if ($column_name == '')
+		if ($column_name === '')
 		{
 			show_error('A column name is required for that operation.');
 		}
@@ -337,7 +337,7 @@ abstract class CI_DB_forge {
 	 */
 	public function modify_column($table = '', $field = array())
 	{
-		if ($table == '')
+		if ($table === '')
 		{
 			show_error('A table name is required for that operation.');
 		}
diff --git a/system/database/DB_query_builder.php b/system/database/DB_query_builder.php
index cee4354e9..45d68cd39 100644
--- a/system/database/DB_query_builder.php
+++ b/system/database/DB_query_builder.php
@@ -97,7 +97,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
 		{
 			$val = trim($val);
 
-			if ($val != '')
+			if ($val !== '')
 			{
 				$this->qb_select[] = $val;
 				$this->qb_no_escape[] = $escape;
@@ -194,7 +194,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
 	 */
 	protected function _max_min_avg_sum($select = '', $alias = '', $type = 'MAX')
 	{
-		if ( ! is_string($select) OR $select == '')
+		if ( ! is_string($select) OR $select === '')
 		{
 			$this->display_error('db_invalid_query');
 		}
@@ -206,7 +206,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
 			show_error('Invalid function type: '.$type);
 		}
 
-		if ($alias == '')
+		if ($alias === '')
 		{
 			$alias = $this->_create_alias_from_table(trim($select));
 		}
@@ -325,7 +325,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
 	 */
 	public function join($table, $cond, $type = '')
 	{
-		if ($type != '')
+		if ($type !== '')
 		{
 			$type = strtoupper(trim($type));
 
@@ -691,7 +691,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
 			}
 
 			// some platforms require an escape sequence definition for LIKE wildcards
-			if ($this->_like_escape_str != '')
+			if ($this->_like_escape_str !== '')
 			{
 				$like_statement = $like_statement.sprintf($this->_like_escape_str, $this->_like_escape_chr);
 			}
@@ -829,7 +829,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
 		{
 			$val = trim($val);
 
-			if ($val != '')
+			if ($val !== '')
 			{
 				$this->qb_groupby[] = $val = $this->protect_identifiers($val);
 
@@ -908,7 +908,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
 				$k .= ' = ';
 			}
 
-			if ($v != '')
+			if ($v !== '')
 			{
 				$v = ' '.$this->escape($v);
 			}
@@ -941,7 +941,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
 			$orderby = ''; // Random results want or don't need a field name
 			$direction = $this->_random_keyword;
 		}
-		elseif (trim($direction) != '')
+		elseif (trim($direction) !== '')
 		{
 			$direction = (in_array(strtoupper(trim($direction)), array('ASC', 'DESC'), TRUE)) ? ' '.$direction : ' ASC';
 		}
@@ -963,7 +963,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
 
 			$orderby = implode(', ', $temp);
 		}
-		elseif ($direction != $this->_random_keyword)
+		elseif ($direction !== $this->_random_keyword)
 		{
 			if ($escape === TRUE)
 			{
@@ -1064,7 +1064,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
 	 */
 	public function get_compiled_select($table = '', $reset = TRUE)
 	{
-		if ($table != '')
+		if ($table !== '')
 		{
 			$this->_track_aliases($table);
 			$this->from($table);
@@ -1095,7 +1095,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
 	 */
 	public function get($table = '', $limit = null, $offset = null)
 	{
-		if ($table != '')
+		if ($table !== '')
 		{
 			$this->_track_aliases($table);
 			$this->from($table);
@@ -1124,7 +1124,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
 	 */
 	public function count_all_results($table = '')
 	{
-		if ($table != '')
+		if ($table !== '')
 		{
 			$this->_track_aliases($table);
 			$this->from($table);
@@ -1156,7 +1156,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
 	 */
 	public function get_where($table = '', $where = null, $limit = null, $offset = null)
 	{
-		if ($table != '')
+		if ($table !== '')
 		{
 			$this->from($table);
 		}
@@ -1204,7 +1204,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
 			return FALSE;
 		}
 
-		if ($table == '')
+		if ($table === '')
 		{
 			if ( ! isset($this->qb_from[0]))
 			{
@@ -1404,7 +1404,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
 			return ($this->db_debug) ? $this->display_error('db_must_use_set') : FALSE;
 		}
 
-		if ($table != '')
+		if ($table !== '')
 		{
 			$this->qb_from[0] = $table;
 		}
@@ -1439,7 +1439,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
 			return ($this->db_debug) ? $this->display_error('db_must_use_set') : FALSE;
 		}
 
-		if ($table == '')
+		if ($table === '')
 		{
 			if ( ! isset($this->qb_from[0]))
 			{
@@ -1530,12 +1530,12 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
 			return FALSE;
 		}
 
-		if ($where != NULL)
+		if ($where !== NULL)
 		{
 			$this->where($where);
 		}
 
-		if ($limit != NULL)
+		if ($limit !== NULL)
 		{
 			$this->limit($limit);
 		}
@@ -1595,12 +1595,12 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
 	 */
 	protected function _validate_update($table = '')
 	{
-		if (count($this->qb_set) == 0)
+		if (count($this->qb_set) === 0)
 		{
 			return ($this->db_debug) ? $this->display_error('db_must_use_set') : FALSE;
 		}
 
-		if ($table != '')
+		if ($table !== '')
 		{
 			$this->qb_from[0] = $table;
 		}
@@ -1644,7 +1644,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
 			return ($this->db_debug) ? $this->display_error('db_must_use_set') : FALSE;
 		}
 
-		if ($table == '')
+		if ($table === '')
 		{
 			if ( ! isset($this->qb_from[0]))
 			{
@@ -1689,7 +1689,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
 			$clean = array();
 			foreach ($v as $k2 => $v2)
 			{
-				if ($k2 == $index)
+				if ($k2 === $index)
 				{
 					$index_set = TRUE;
 				}
@@ -1720,7 +1720,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
 	 */
 	public function empty_table($table = '')
 	{
-		if ($table == '')
+		if ($table === '')
 		{
 			if ( ! isset($this->qb_from[0]))
 			{
@@ -1753,7 +1753,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
 	 */
 	public function truncate($table = '')
 	{
-		if ($table == '')
+		if ($table === '')
 		{
 			if ( ! isset($this->qb_from[0]))
 			{
@@ -1827,7 +1827,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
 		// Combine any cached components with the current statements
 		$this->_merge_cache();
 
-		if ($table == '')
+		if ($table === '')
 		{
 			if ( ! isset($this->qb_from[0]))
 			{
@@ -1851,12 +1851,12 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
 			$table = $this->protect_identifiers($table, TRUE, NULL, FALSE);
 		}
 
-		if ($where != '')
+		if ($where !== '')
 		{
 			$this->where($where);
 		}
 
-		if ($limit != NULL)
+		if ($limit !== NULL)
 		{
 			$this->limit($limit);
 		}
@@ -1912,7 +1912,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
 	 */
 	public function dbprefix($table = '')
 	{
-		if ($table == '')
+		if ($table === '')
 		{
 			$this->display_error('db_table_name_required');
 		}
@@ -2072,7 +2072,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
 			$sql .= "\nORDER BY ".implode(', ', $this->qb_orderby);
 			if ($this->qb_order !== FALSE)
 			{
-				$sql .= ($this->qb_order == 'desc') ? ' DESC' : ' ASC';
+				$sql .= ($this->qb_order === 'desc') ? ' DESC' : ' ASC';
 			}
 		}
 
@@ -2106,7 +2106,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
 		foreach (get_object_vars($object) as $key => $val)
 		{
 			// There are some built in keys we need to ignore for this conversion
-			if ( ! is_object($val) && ! is_array($val) && $key != '_parent_name')
+			if ( ! is_object($val) && ! is_array($val) && $key !== '_parent_name')
 			{
 				$array[$key] = $val;
 			}
diff --git a/system/database/DB_result.php b/system/database/DB_result.php
index 334e08c72..991f6ba94 100644
--- a/system/database/DB_result.php
+++ b/system/database/DB_result.php
@@ -81,7 +81,7 @@ class CI_DB_result {
 			return $this->custom_result_object[$class_name];
 		}
 
-		if ($this->result_id === FALSE OR $this->num_rows() == 0)
+		if ($this->result_id === FALSE OR $this->num_rows() === 0)
 		{
 			return array();
 		}
@@ -122,7 +122,7 @@ class CI_DB_result {
 		// In the event that query caching is on the result_id variable
 		// will return FALSE since there isn't a valid SQL resource so
 		// we'll simply return an empty array.
-		if ($this->result_id === FALSE OR $this->num_rows() == 0)
+		if ($this->result_id === FALSE OR $this->num_rows() === 0)
 		{
 			return array();
 		}
@@ -153,7 +153,7 @@ class CI_DB_result {
 		// In the event that query caching is on the result_id variable
 		// will return FALSE since there isn't a valid SQL resource so
 		// we'll simply return an empty array.
-		if ($this->result_id === FALSE OR $this->num_rows() == 0)
+		if ($this->result_id === FALSE OR $this->num_rows() === 0)
 		{
 			return array();
 		}
@@ -224,7 +224,7 @@ class CI_DB_result {
 			return;
 		}
 
-		if ($key != '' && ! is_null($value))
+		if ($key !== '' && ! is_null($value))
 		{
 			$this->row_data[$key] = $value;
 		}
@@ -245,7 +245,7 @@ class CI_DB_result {
 			return NULL;
 		}
 
-		if ($n != $this->current_row && isset($result[$n]))
+		if ($n !== $this->current_row && isset($result[$n]))
 		{
 			$this->current_row = $n;
 		}
@@ -268,7 +268,7 @@ class CI_DB_result {
 			return NULL;
 		}
 
-		if ($n != $this->current_row && isset($result[$n]))
+		if ($n !== $this->current_row && isset($result[$n]))
 		{
 			$this->current_row = $n;
 		}
@@ -291,7 +291,7 @@ class CI_DB_result {
 			return NULL;
 		}
 
-		if ($n != $this->current_row && isset($result[$n]))
+		if ($n !== $this->current_row && isset($result[$n]))
 		{
 			$this->current_row = $n;
 		}
diff --git a/system/database/DB_utility.php b/system/database/DB_utility.php
index cb97ff448..02c921834 100644
--- a/system/database/DB_utility.php
+++ b/system/database/DB_utility.php
@@ -343,7 +343,7 @@ abstract class CI_DB_utility extends CI_DB_forge {
 		if ($prefs['format'] === 'zip')
 		{
 			// Set the filename if not provided (only needed with Zip files)
-			if ($prefs['filename'] == '')
+			if ($prefs['filename'] === '')
 			{
 				$prefs['filename'] = (count($prefs['tables']) === 1 ? $prefs['tables'] : $this->db->database)
 							.date('Y-m-d_H-i', time()).'.sql';
@@ -369,7 +369,7 @@ abstract class CI_DB_utility extends CI_DB_forge {
 			$CI->zip->add_data($prefs['filename'], $this->_backup($prefs));
 			return $CI->zip->get_zip();
 		}
-		elseif ($prefs['format'] == 'txt') // Was a text file requested?
+		elseif ($prefs['format'] === 'txt') // Was a text file requested?
 		{
 			return $this->_backup($prefs);
 		}
diff --git a/system/database/drivers/cubrid/cubrid_driver.php b/system/database/drivers/cubrid/cubrid_driver.php
index 817dfdc98..b7763d90f 100644
--- a/system/database/drivers/cubrid/cubrid_driver.php
+++ b/system/database/drivers/cubrid/cubrid_driver.php
@@ -74,7 +74,7 @@ class CI_DB_cubrid_driver extends CI_DB {
 		else
 		{
 			// If no port is defined by the user, use the default value
-			$this->port == '' OR $this->port = 33000;
+			$this->port === '' OR $this->port = 33000;
 		}
 	}
 
@@ -340,7 +340,7 @@ class CI_DB_cubrid_driver extends CI_DB {
 	{
 		$sql = 'SHOW TABLES';
 
-		if ($prefix_limit !== FALSE && $this->dbprefix != '')
+		if ($prefix_limit !== FALSE && $this->dbprefix !== '')
 		{
 			return $sql." LIKE '".$this->escape_like_str($this->dbprefix)."%'";
 		}
@@ -435,7 +435,7 @@ class CI_DB_cubrid_driver extends CI_DB {
 
 			foreach (array_keys($val) as $field)
 			{
-				if ($field != $index)
+				if ($field !== $index)
 				{
 					$final[$field][] = 'WHEN '.$index.' = '.$val[$index].' THEN '.$val[$field];
 				}
@@ -451,7 +451,7 @@ class CI_DB_cubrid_driver extends CI_DB {
 		}
 
 		return 'UPDATE '.$table.' SET '.substr($cases, 0, -2)
-			.' WHERE '.(($where != '' && count($where) > 0) ? implode(' ', $where).' AND ' : '')
+			.' WHERE '.(($where !== '' && count($where) > 0) ? implode(' ', $where).' AND ' : '')
 			.$index.' IN ('.implode(',', $ids).')';
 	}
 
@@ -469,7 +469,7 @@ class CI_DB_cubrid_driver extends CI_DB {
 	 */
 	protected function _limit($sql, $limit, $offset)
 	{
-		return $sql.'LIMIT '.($offset == 0 ? '' : $offset.', ').$limit;
+		return $sql.'LIMIT '.($offset === 0 ? '' : $offset.', ').$limit;
 	}
 
 	// --------------------------------------------------------------------
diff --git a/system/database/drivers/cubrid/cubrid_forge.php b/system/database/drivers/cubrid/cubrid_forge.php
index 4e66f81e3..fb9716226 100644
--- a/system/database/drivers/cubrid/cubrid_forge.php
+++ b/system/database/drivers/cubrid/cubrid_forge.php
@@ -193,7 +193,7 @@ class CI_DB_cubrid_forge extends CI_DB_forge {
 		}
 
 		return $sql.$this->_process_fields($fields)
-			.($after_field != '' ? ' AFTER '.$this->db->protect_identifiers($after_field) : '');
+			.($after_field !== '' ? ' AFTER '.$this->db->protect_identifiers($after_field) : '');
 	}
 
 }
diff --git a/system/database/drivers/interbase/interbase_driver.php b/system/database/drivers/interbase/interbase_driver.php
index 49d3cda87..8cbbfa17d 100644
--- a/system/database/drivers/interbase/interbase_driver.php
+++ b/system/database/drivers/interbase/interbase_driver.php
@@ -255,7 +255,7 @@ class CI_DB_interbase_driver extends CI_DB {
 	{
 		$sql = 'SELECT "RDB$RELATION_NAME" FROM "RDB$RELATIONS" WHERE "RDB$RELATION_NAME" NOT LIKE \'RDB$%\' AND "RDB$RELATION_NAME" NOT LIKE \'MON$%\'';
 
-		if ($prefix_limit !== FALSE && $this->dbprefix != '')
+		if ($prefix_limit !== FALSE && $this->dbprefix !== '')
 		{
 			return $sql.' AND "RDB$RELATION_NAME" LIKE \''.$this->escape_like_str($this->dbprefix)."%' ".sprintf($this->_like_escape_str, $this->_like_escape_chr);
 		}
diff --git a/system/database/drivers/interbase/interbase_forge.php b/system/database/drivers/interbase/interbase_forge.php
index c850656a8..5470179a1 100644
--- a/system/database/drivers/interbase/interbase_forge.php
+++ b/system/database/drivers/interbase/interbase_forge.php
@@ -195,7 +195,7 @@ class CI_DB_interbase_forge extends CI_DB_forge {
 
 		$sql .= " {$column_definition}";
 
-		if ($default_value != '')
+		if ($default_value !== '')
 		{
 			$sql .= " DEFAULT \"{$default_value}\"";
 		}
@@ -209,7 +209,7 @@ class CI_DB_interbase_forge extends CI_DB_forge {
 			$sql .= ' NOT NULL';
 		}
 
-		if ($after_field != '')
+		if ($after_field !== '')
 		{
 			$sql .= ' AFTER ' . $this->db->protect_identifiers($after_field);
 		}
diff --git a/system/database/drivers/mssql/mssql_driver.php b/system/database/drivers/mssql/mssql_driver.php
index 342ff2647..5bd666960 100644
--- a/system/database/drivers/mssql/mssql_driver.php
+++ b/system/database/drivers/mssql/mssql_driver.php
@@ -64,7 +64,7 @@ class CI_DB_mssql_driver extends CI_DB {
 	 */
 	public function db_connect()
 	{
-		if ($this->port != '')
+		if ($this->port !== '')
 		{
 			$this->hostname .= ','.$this->port;
 		}
@@ -81,7 +81,7 @@ class CI_DB_mssql_driver extends CI_DB {
 	 */
 	public function db_pconnect()
 	{
-		if ($this->port != '')
+		if ($this->port !== '')
 		{
 			$this->hostname .= ','.$this->port;
 		}
@@ -316,7 +316,7 @@ class CI_DB_mssql_driver extends CI_DB {
 		$sql = "SELECT name FROM sysobjects WHERE type = 'U' ORDER BY name";
 
 		// for future compatibility
-		if ($prefix_limit !== FALSE AND $this->dbprefix != '')
+		if ($prefix_limit !== FALSE AND $this->dbprefix !== '')
 		{
 			//$sql .= " LIKE '".$this->escape_like_str($this->dbprefix)."%' ".sprintf($this->_like_escape_str, $this->_like_escape_chr);
 			return FALSE; // not currently supported
diff --git a/system/database/drivers/mssql/mssql_forge.php b/system/database/drivers/mssql/mssql_forge.php
index bbf2d9685..3708c2233 100644
--- a/system/database/drivers/mssql/mssql_forge.php
+++ b/system/database/drivers/mssql/mssql_forge.php
@@ -155,21 +155,21 @@ class CI_DB_mssql_forge extends CI_DB_forge {
 		$sql = 'ALTER TABLE '.$this->db->protect_identifiers($table).' '.$alter_type.' '.$this->db->protect_identifiers($column_name);
 
 		// DROP has everything it needs now.
-		if ($alter_type == 'DROP')
+		if ($alter_type === 'DROP')
 		{
 			return $sql;
 		}
 
 		$sql .= " ".$column_definition;
 
-		if ($default_value != '')
+		if ($default_value !== '')
 		{
 			$sql .= " DEFAULT '".$default_value."'";
 		}
 
 		$sql .= ($null === NULL) ? ' NULL' : ' NOT NULL';
 
-		if ($after_field != '')
+		if ($after_field !== '')
 		{
 			return $sql.' AFTER '.$this->db->protect_identifiers($after_field);
 		}
diff --git a/system/database/drivers/mysql/mysql_driver.php b/system/database/drivers/mysql/mysql_driver.php
index 7a1a7b9a2..41e86f315 100644
--- a/system/database/drivers/mysql/mysql_driver.php
+++ b/system/database/drivers/mysql/mysql_driver.php
@@ -68,7 +68,7 @@ class CI_DB_mysql_driver extends CI_DB {
 	{
 		parent::__construct($params);
 
-		if ($this->port != '')
+		if ($this->port !== '')
 		{
 			$this->hostname .= ':'.$this->port;
 		}
@@ -337,7 +337,7 @@ class CI_DB_mysql_driver extends CI_DB {
 	{
 		$sql = 'SHOW TABLES FROM '.$this->_escape_char.$this->database.$this->_escape_char;
 
-		if ($prefix_limit !== FALSE && $this->dbprefix != '')
+		if ($prefix_limit !== FALSE && $this->dbprefix !== '')
 		{
 			return $sql." LIKE '".$this->escape_like_str($this->dbprefix)."%'";
 		}
@@ -370,7 +370,7 @@ class CI_DB_mysql_driver extends CI_DB {
 	 */
 	public function field_data($table = '')
 	{
-		if ($table == '')
+		if ($table === '')
 		{
 			return ($this->db_debug) ? $this->display_error('db_field_param_missing') : FALSE;
 		}
@@ -451,7 +451,7 @@ class CI_DB_mysql_driver extends CI_DB {
 
 			foreach (array_keys($val) as $field)
 			{
-				if ($field != $index)
+				if ($field !== $index)
 				{
 					$final[$field][] =  'WHEN '.$index.' = '.$val[$index].' THEN '.$val[$field];
 				}
@@ -467,7 +467,7 @@ class CI_DB_mysql_driver extends CI_DB {
 		}
 
 		return 'UPDATE '.$table.' SET '.substr($cases, 0, -2)
-			.' WHERE '.(($where != '' && count($where) > 0) ? implode(' ', $where).' AND ' : '')
+			.' WHERE '.(($where !== '' && count($where) > 0) ? implode(' ', $where).' AND ' : '')
 			.$index.' IN('.implode(',', $ids).')';
 	}
 
@@ -485,7 +485,7 @@ class CI_DB_mysql_driver extends CI_DB {
 	 */
 	protected function _limit($sql, $limit, $offset)
 	{
-		return $sql.' LIMIT '.($offset == 0 ? '' : $offset.', ').$limit;
+		return $sql.' LIMIT '.($offset === 0 ? '' : $offset.', ').$limit;
 	}
 
 	// --------------------------------------------------------------------
diff --git a/system/database/drivers/mysql/mysql_forge.php b/system/database/drivers/mysql/mysql_forge.php
index 0e39affa7..ffd374fbf 100644
--- a/system/database/drivers/mysql/mysql_forge.php
+++ b/system/database/drivers/mysql/mysql_forge.php
@@ -178,7 +178,7 @@ class CI_DB_mysql_forge extends CI_DB_forge {
 		}
 
 		return $sql.$this->_process_fields($fields)
-			.($after_field != '' ? ' AFTER '.$this->db->protect_identifiers($after_field) : '');
+			.($after_field !== '' ? ' AFTER '.$this->db->protect_identifiers($after_field) : '');
 	}
 
 }
diff --git a/system/database/drivers/mysql/mysql_utility.php b/system/database/drivers/mysql/mysql_utility.php
index 642323dbd..643682fde 100644
--- a/system/database/drivers/mysql/mysql_utility.php
+++ b/system/database/drivers/mysql/mysql_utility.php
@@ -76,7 +76,7 @@ class CI_DB_mysql_utility extends CI_DB_utility {
 			// Write out the table schema
 			$output .= '#'.$newline.'# TABLE STRUCTURE FOR: '.$table.$newline.'#'.$newline.$newline;
 
-			if ($add_drop == TRUE)
+			if ($add_drop === TRUE)
 			{
 				$output .= 'DROP TABLE IF EXISTS '.$this->db->protect_identifiers($table).';'.$newline.$newline;
 			}
@@ -92,7 +92,7 @@ class CI_DB_mysql_utility extends CI_DB_utility {
 			}
 
 			// If inserts are not needed we're done...
-			if ($add_insert == FALSE)
+			if ($add_insert === FALSE)
 			{
 				continue;
 			}
@@ -100,7 +100,7 @@ class CI_DB_mysql_utility extends CI_DB_utility {
 			// Grab all the data from the current table
 			$query = $this->db->query('SELECT * FROM '.$this->db->protect_identifiers($table));
 
-			if ($query->num_rows() == 0)
+			if ($query->num_rows() === 0)
 			{
 				continue;
 			}
@@ -143,7 +143,7 @@ class CI_DB_mysql_utility extends CI_DB_utility {
 					else
 					{
 						// Escape the data if it's not an integer
-						$val_str .= ($is_int[$i] == FALSE) ? $this->db->escape($v) : $v;
+						$val_str .= ($is_int[$i] === FALSE) ? $this->db->escape($v) : $v;
 					}
 
 					// Append a comma
diff --git a/system/database/drivers/mysqli/mysqli_driver.php b/system/database/drivers/mysqli/mysqli_driver.php
index dd544f686..5814aceb9 100644
--- a/system/database/drivers/mysqli/mysqli_driver.php
+++ b/system/database/drivers/mysqli/mysqli_driver.php
@@ -71,7 +71,7 @@ class CI_DB_mysqli_driver extends CI_DB {
 	 */
 	public function db_connect()
 	{
-		return ($this->port != '')
+		return ($this->port !== '')
 			? @new mysqli($this->hostname, $this->username, $this->password, $this->database, $this->port)
 			: @new mysqli($this->hostname, $this->username, $this->password, $this->database);
 	}
@@ -91,7 +91,7 @@ class CI_DB_mysqli_driver extends CI_DB {
 			return $this->db_connect();
 		}
 
-		return ($this->port != '')
+		return ($this->port !== '')
 			? @new mysqli('p:'.$this->hostname, $this->username, $this->password, $this->database, $this->port)
 			: @new mysqli('p:'.$this->hostname, $this->username, $this->password, $this->database);
 	}
@@ -337,7 +337,7 @@ class CI_DB_mysqli_driver extends CI_DB {
 	{
 		$sql = 'SHOW TABLES FROM '.$this->_escape_char.$this->database.$this->_escape_char;
 
-		if ($prefix_limit !== FALSE && $this->dbprefix != '')
+		if ($prefix_limit !== FALSE && $this->dbprefix !== '')
 		{
 			return $sql." LIKE '".$this->escape_like_str($this->dbprefix)."%'";
 		}
@@ -370,7 +370,7 @@ class CI_DB_mysqli_driver extends CI_DB {
 	 */
 	public function field_data($table = '')
 	{
-		if ($table == '')
+		if ($table === '')
 		{
 			return ($this->db_debug) ? $this->display_error('db_field_param_missing') : FALSE;
 		}
@@ -451,7 +451,7 @@ class CI_DB_mysqli_driver extends CI_DB {
 
 			foreach (array_keys($val) as $field)
 			{
-				if ($field != $index)
+				if ($field !== $index)
 				{
 					$final[$field][] =  'WHEN '.$index.' = '.$val[$index].' THEN '.$val[$field];
 				}
@@ -466,10 +466,10 @@ class CI_DB_mysqli_driver extends CI_DB {
 				.'ELSE '.$k.' END, ';
 		}
 
-		$where = ($where != '' && count($where) > 0) ? implode(' ', $where).' AND ' : '';
+		$where = ($where !== '' && count($where) > 0) ? implode(' ', $where).' AND ' : '';
 
 		return 'UPDATE '.$table.' SET '.substr($cases, 0, -2)
-			.' WHERE '.(($where != '' && count($where) > 0) ? implode(' ', $where).' AND ' : '')
+			.' WHERE '.(($where !== '' && count($where) > 0) ? implode(' ', $where).' AND ' : '')
 			.$index.' IN('.implode(',', $ids).')';
 	}
 
diff --git a/system/database/drivers/mysqli/mysqli_forge.php b/system/database/drivers/mysqli/mysqli_forge.php
index 503574dfc..b00bfde49 100644
--- a/system/database/drivers/mysqli/mysqli_forge.php
+++ b/system/database/drivers/mysqli/mysqli_forge.php
@@ -179,7 +179,7 @@ class CI_DB_mysqli_forge extends CI_DB_forge {
 		}
 
 		return $sql.$this->_process_fields($fields)
-			.($after_field != '' ? ' AFTER '.$this->db->protect_identifiers($after_field) : '');
+			.($after_field !== '' ? ' AFTER '.$this->db->protect_identifiers($after_field) : '');
 	}
 
 }
diff --git a/system/database/drivers/oci8/oci8_driver.php b/system/database/drivers/oci8/oci8_driver.php
index b979c8a17..e78091614 100644
--- a/system/database/drivers/oci8/oci8_driver.php
+++ b/system/database/drivers/oci8/oci8_driver.php
@@ -262,7 +262,7 @@ class CI_DB_oci8_driver extends CI_DB {
 	 */
 	public function stored_procedure($package, $procedure, $params)
 	{
-		if ($package == '' OR $procedure == '' OR ! is_array($params))
+		if ($package === '' OR $procedure === '' OR ! is_array($params))
 		{
 			if ($this->db_debug)
 			{
@@ -466,7 +466,7 @@ class CI_DB_oci8_driver extends CI_DB {
 	{
 		$sql = 'SELECT TABLE_NAME FROM ALL_TABLES';
 
-		if ($prefix_limit !== FALSE && $this->dbprefix != '')
+		if ($prefix_limit !== FALSE && $this->dbprefix !== '')
 		{
 			return $sql." WHERE TABLE_NAME LIKE '".$this->escape_like_str($this->dbprefix)."%' ".sprintf($this->_like_escape_str, $this->_like_escape_chr);
 		}
@@ -634,7 +634,7 @@ class CI_DB_oci8_driver extends CI_DB {
 	{
 		$this->limit_used = TRUE;
 		return 'SELECT * FROM (SELECT inner_query.*, rownum rnum FROM ('.$sql.') inner_query WHERE rownum < '.($offset + $limit).')'
-			.($offset != 0 ? ' WHERE rnum >= '.$offset : '');
+			.($offset !== 0 ? ' WHERE rnum >= '.$offset : '');
 	}
 
 	// --------------------------------------------------------------------
diff --git a/system/database/drivers/oci8/oci8_forge.php b/system/database/drivers/oci8/oci8_forge.php
index bd265b6e0..837e7eaad 100644
--- a/system/database/drivers/oci8/oci8_forge.php
+++ b/system/database/drivers/oci8/oci8_forge.php
@@ -141,9 +141,9 @@ class CI_DB_oci8_forge extends CI_DB_forge {
 		}
 
 		return $sql.' '.$column_definition
-			.($default_value != '' ? ' DEFAULT "'.$default_value.'"' : '')
+			.($default_value !== '' ? ' DEFAULT "'.$default_value.'"' : '')
 			.($null === NULL ? ' NULL' : ' NOT NULL')
-			.($after_field != '' ? ' AFTER '.$this->db->protect_identifiers($after_field) : '');
+			.($after_field !== '' ? ' AFTER '.$this->db->protect_identifiers($after_field) : '');
 
 	}
 
diff --git a/system/database/drivers/odbc/odbc_driver.php b/system/database/drivers/odbc/odbc_driver.php
index 98fd806a8..b493e9335 100644
--- a/system/database/drivers/odbc/odbc_driver.php
+++ b/system/database/drivers/odbc/odbc_driver.php
@@ -64,7 +64,7 @@ class CI_DB_odbc_driver extends CI_DB {
 		$this->_random_keyword = ' RND('.time().')'; // database specific random keyword
 
 		// Legacy support for DSN in the hostname field
-		if ($this->dsn == '')
+		if ($this->dsn === '')
 		{
 			$this->dsn = $this->hostname;
 		}
@@ -256,7 +256,7 @@ class CI_DB_odbc_driver extends CI_DB {
 	{
 		$sql = "SHOW TABLES FROM `".$this->database."`";
 
-		if ($prefix_limit !== FALSE AND $this->dbprefix != '')
+		if ($prefix_limit !== FALSE AND $this->dbprefix !== '')
 		{
 			//$sql .= " LIKE '".$this->escape_like_str($this->dbprefix)."%' ".sprintf($this->_like_escape_str, $this->_like_escape_chr);
 			return FALSE; // not currently supported
diff --git a/system/database/drivers/odbc/odbc_forge.php b/system/database/drivers/odbc/odbc_forge.php
index d59b8a911..ce7a1d2ef 100644
--- a/system/database/drivers/odbc/odbc_forge.php
+++ b/system/database/drivers/odbc/odbc_forge.php
@@ -163,14 +163,14 @@ class CI_DB_odbc_forge extends CI_DB_forge {
 		$sql = 'ALTER TABLE '.$this->db->protect_identifiers($table).' '.$alter_type.' '.$this->db->protect_identifiers($column_name);
 
 		// DROP has everything it needs now.
-		if ($alter_type == 'DROP')
+		if ($alter_type === 'DROP')
 		{
 			return $sql;
 		}
 
 		$sql .= " $column_definition";
 
-		if ($default_value != '')
+		if ($default_value !== '')
 		{
 			$sql .= " DEFAULT \"$default_value\"";
 		}
@@ -184,7 +184,7 @@ class CI_DB_odbc_forge extends CI_DB_forge {
 			$sql .= ' NOT NULL';
 		}
 
-		if ($after_field != '')
+		if ($after_field !== '')
 		{
 			return $sql.' AFTER '.$this->db->protect_identifiers($after_field);
 		}
diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php
index ec7f3e19b..dbbcda342 100644
--- a/system/database/drivers/pdo/pdo_driver.php
+++ b/system/database/drivers/pdo/pdo_driver.php
@@ -65,7 +65,7 @@ class CI_DB_pdo_driver extends CI_DB {
 	{
 		parent::__construct($params);
 
-		if (preg_match('/([^;]+):/', $this->dsn, $match) && count($match) == 2)
+		if (preg_match('/([^;]+):/', $this->dsn, $match) && count($match) === 2)
 		{
 			// If there is a minimum valid dsn string pattern found, we're done
 			// This is for general PDO users, who tend to have a full DSN string.
@@ -418,12 +418,12 @@ class CI_DB_pdo_driver extends CI_DB {
 	 */
 	protected function _list_tables($prefix_limit = FALSE)
 	{
-		if ($this->pdodriver == 'pgsql')
+		if ($this->pdodriver === 'pgsql')
 		{
 			// Analog function to show all tables in postgre
 			$sql = "SELECT * FROM information_schema.tables WHERE table_schema = 'public'";
 		}
-		elseif ($this->pdodriver == 'sqlite')
+		elseif ($this->pdodriver === 'sqlite')
 		{
 			// Analog function to show all tables in sqlite
 			$sql = "SELECT name FROM sqlite_master WHERE type='table' AND name NOT LIKE 'sqlite_%'";
@@ -433,7 +433,7 @@ class CI_DB_pdo_driver extends CI_DB {
 			$sql = 'SHOW TABLES FROM '.$this->escape_identifiers($this->database);
 		}
 
-		if ($prefix_limit !== FALSE AND $this->dbprefix != '')
+		if ($prefix_limit !== FALSE AND $this->dbprefix !== '')
 		{
 			return FALSE;
 		}
@@ -468,17 +468,17 @@ class CI_DB_pdo_driver extends CI_DB {
 	 */
 	protected function _field_data($table)
 	{
-		if ($this->pdodriver == 'mysql' or $this->pdodriver == 'pgsql')
+		if ($this->pdodriver === 'mysql' or $this->pdodriver === 'pgsql')
 		{
 			// Analog function for mysql and postgre
 			return 'SELECT * FROM '.$this->escape_identifiers($table).' LIMIT 1';
 		}
-		elseif ($this->pdodriver == 'oci')
+		elseif ($this->pdodriver === 'oci')
 		{
 			// Analog function for oci
 			return 'SELECT * FROM '.$this->escape_identifiers($table).' WHERE ROWNUM <= 1';
 		}
-		elseif ($this->pdodriver == 'sqlite')
+		elseif ($this->pdodriver === 'sqlite')
 		{
 			// Analog function for sqlite
 			return 'PRAGMA table_info('.$this->escape_identifiers($table).')';
@@ -552,7 +552,7 @@ class CI_DB_pdo_driver extends CI_DB {
 	protected function _update_batch($table, $values, $index, $where = NULL)
 	{
 		$ids   = array();
-		$where = ($where != '' && count($where) >=1) ? implode(" ", $where).' AND ' : '';
+		$where = ($where !== '' && count($where) >=1) ? implode(" ", $where).' AND ' : '';
 
 		foreach ($values as $key => $val)
 		{
@@ -560,7 +560,7 @@ class CI_DB_pdo_driver extends CI_DB {
 
 			foreach (array_keys($val) as $field)
 			{
-				if ($field != $index)
+				if ($field !== $index)
 				{
 					$final[$field][] =  'WHEN '.$index.' = '.$val[$index].' THEN '.$val[$field];
 				}
@@ -620,9 +620,9 @@ class CI_DB_pdo_driver extends CI_DB {
 	 */
 	protected function _limit($sql, $limit, $offset)
 	{
-		if ($this->pdodriver == 'cubrid' OR $this->pdodriver == 'sqlite')
+		if ($this->pdodriver === 'cubrid' OR $this->pdodriver === 'sqlite')
 		{
-			$offset = ($offset == 0) ? '' : $offset.', ';
+			$offset = ($offset === 0) ? '' : $offset.', ';
 
 			return $sql.'LIMIT '.$offset.$limit;
 		}
diff --git a/system/database/drivers/pdo/pdo_forge.php b/system/database/drivers/pdo/pdo_forge.php
index ca8657a0f..aee8f718a 100644
--- a/system/database/drivers/pdo/pdo_forge.php
+++ b/system/database/drivers/pdo/pdo_forge.php
@@ -80,7 +80,7 @@ class CI_DB_pdo_forge extends CI_DB_forge {
 				if (array_key_exists('CONSTRAINT', $attributes))
 				{
 					// Exception for Postgre numeric which not too happy with constraint within those type
-					if ( ! ($this->db->pdodriver == 'pgsql' && in_array($attributes['TYPE'], $numeric)))
+					if ( ! ($this->db->pdodriver === 'pgsql' && in_array($attributes['TYPE'], $numeric)))
 					{
 						$sql .= '('.$attributes['CONSTRAINT'].')';
 					}
@@ -168,14 +168,14 @@ class CI_DB_pdo_forge extends CI_DB_forge {
 		$sql = 'ALTER TABLE `'.$this->db->protect_identifiers($table).'` '.$alter_type.' '.$this->db->protect_identifiers($column_name);
 
 		// DROP has everything it needs now.
-		if ($alter_type == 'DROP')
+		if ($alter_type === 'DROP')
 		{
 			return $sql;
 		}
 
 		$sql .= " $column_definition";
 
-		if ($default_value != '')
+		if ($default_value !== '')
 		{
 			$sql .= " DEFAULT \"$default_value\"";
 		}
@@ -189,7 +189,7 @@ class CI_DB_pdo_forge extends CI_DB_forge {
 			$sql .= ' NOT NULL';
 		}
 
-		if ($after_field != '')
+		if ($after_field !== '')
 		{
 			return $sql.' AFTER '.$this->db->protect_identifiers($after_field);
 		}
diff --git a/system/database/drivers/postgre/postgre_driver.php b/system/database/drivers/postgre/postgre_driver.php
index c2a188416..8c5168400 100644
--- a/system/database/drivers/postgre/postgre_driver.php
+++ b/system/database/drivers/postgre/postgre_driver.php
@@ -356,13 +356,13 @@ class CI_DB_postgre_driver extends CI_DB {
 		$table	= (func_num_args() > 0) ? func_get_arg(0) : NULL;
 		$column	= (func_num_args() > 1) ? func_get_arg(1) : NULL;
 
-		if ($table == NULL && $v >= '8.1')
+		if ($table === NULL && $v >= '8.1')
 		{
 			$sql = 'SELECT LASTVAL() AS ins_id';
 		}
-		elseif ($table != NULL)
+		elseif ($table !== NULL)
 		{
-			if ($column != NULL && $v >= '8.0')
+			if ($column !== NULL && $v >= '8.0')
 			{
 				$sql = 'SELECT pg_get_serial_sequence(\''.$table."', '".$column."') AS seq";
 				$query = $this->query($sql);
@@ -401,7 +401,7 @@ class CI_DB_postgre_driver extends CI_DB {
 	{
 		$sql = "SELECT table_name FROM information_schema.tables WHERE table_schema = 'public'";
 
-		if ($prefix_limit !== FALSE && $this->dbprefix != '')
+		if ($prefix_limit !== FALSE && $this->dbprefix !== '')
 		{
 			return $sql." AND table_name LIKE '".$this->escape_like_str($this->dbprefix)."%' ".sprintf($this->_like_escape_str, $this->_like_escape_chr);
 		}
@@ -528,7 +528,7 @@ class CI_DB_postgre_driver extends CI_DB {
 
 			foreach (array_keys($val) as $field)
 			{
-				if ($field != $index)
+				if ($field !== $index)
 				{
 					$final[$field][] =  'WHEN '.$val[$index].' THEN '.$val[$field];
 				}
@@ -544,7 +544,7 @@ class CI_DB_postgre_driver extends CI_DB {
 		}
 
 		return 'UPDATE '.$table.' SET '.substr($cases, 0, -2)
-			.' WHERE '.(($where != '' && count($where) > 0) ? implode(' ', $where).' AND ' : '')
+			.' WHERE '.(($where !== '' && count($where) > 0) ? implode(' ', $where).' AND ' : '')
 			.$index.' IN('.implode(',', $ids).')';
 	}
 
@@ -585,7 +585,7 @@ class CI_DB_postgre_driver extends CI_DB {
 	 */
 	protected function _limit($sql, $limit, $offset)
 	{
-		return $sql.' LIMIT '.$limit.($offset == 0 ? '' : ' OFFSET '.$offset);
+		return $sql.' LIMIT '.$limit.($offset === 0 ? '' : ' OFFSET '.$offset);
 	}
 
 	// --------------------------------------------------------------------
diff --git a/system/database/drivers/postgre/postgre_forge.php b/system/database/drivers/postgre/postgre_forge.php
index 94c97af50..af1c45f9b 100644
--- a/system/database/drivers/postgre/postgre_forge.php
+++ b/system/database/drivers/postgre/postgre_forge.php
@@ -214,7 +214,7 @@ class CI_DB_postgre_forge extends CI_DB_forge {
  		}
 
  		return $sql.$this->_process_fields($fields)
-			.($after_field != '' ? ' AFTER '.$this->db->protect_identifiers($after_field) : '');
+			.($after_field !== '' ? ' AFTER '.$this->db->protect_identifiers($after_field) : '');
  	}
 
 }
diff --git a/system/database/drivers/sqlite/sqlite_driver.php b/system/database/drivers/sqlite/sqlite_driver.php
index d8b869c2e..e50239027 100644
--- a/system/database/drivers/sqlite/sqlite_driver.php
+++ b/system/database/drivers/sqlite/sqlite_driver.php
@@ -279,7 +279,7 @@ class CI_DB_sqlite_driver extends CI_DB {
 	{
 		$sql = "SELECT name from sqlite_master WHERE type='table'";
 
-		if ($prefix_limit !== FALSE AND $this->dbprefix != '')
+		if ($prefix_limit !== FALSE AND $this->dbprefix !== '')
 		{
 			$sql .= " AND 'name' LIKE '".$this->escape_like_str($this->dbprefix)."%' ".sprintf($this->_like_escape_str, $this->_like_escape_chr);
 		}
@@ -404,7 +404,7 @@ class CI_DB_sqlite_driver extends CI_DB {
 	 */
 	protected function _limit($sql, $limit, $offset)
 	{
-		if ($offset == 0)
+		if ($offset === 0)
 		{
 			$offset = '';
 		}
diff --git a/system/database/drivers/sqlite/sqlite_forge.php b/system/database/drivers/sqlite/sqlite_forge.php
index dd6f0f78d..35be1b74b 100644
--- a/system/database/drivers/sqlite/sqlite_forge.php
+++ b/system/database/drivers/sqlite/sqlite_forge.php
@@ -194,7 +194,7 @@ class CI_DB_sqlite_forge extends CI_DB_forge {
 		$sql = 'ALTER TABLE '.$this->db->protect_identifiers($table).' '.$alter_type.' '.$this->db->protect_identifiers($column_name);
 
 		// DROP has everything it needs now.
-		if ($alter_type == 'DROP')
+		if ($alter_type === 'DROP')
 		{
 			// SQLite does not support dropping columns
 			// http://www.sqlite.org/omitted.html
@@ -204,7 +204,7 @@ class CI_DB_sqlite_forge extends CI_DB_forge {
 
 		$sql .= " $column_definition";
 
-		if ($default_value != '')
+		if ($default_value !== '')
 		{
 			$sql .= " DEFAULT \"$default_value\"";
 		}
@@ -218,7 +218,7 @@ class CI_DB_sqlite_forge extends CI_DB_forge {
 			$sql .= ' NOT NULL';
 		}
 
-		if ($after_field != '')
+		if ($after_field !== '')
 		{
 			return $sql.' AFTER '.$this->db->protect_identifiers($after_field);
 		}
diff --git a/system/database/drivers/sqlite3/sqlite3_driver.php b/system/database/drivers/sqlite3/sqlite3_driver.php
index ea4cf2d4f..ea7e6d43c 100644
--- a/system/database/drivers/sqlite3/sqlite3_driver.php
+++ b/system/database/drivers/sqlite3/sqlite3_driver.php
@@ -255,7 +255,7 @@ class CI_DB_sqlite3_driver extends CI_DB {
 	protected function _list_tables($prefix_limit = FALSE)
 	{
 		return 'SELECT "NAME" FROM "SQLITE_MASTER" WHERE "TYPE" = \'table\''
-			.(($prefix_limit !== FALSE && $this->dbprefix != '')
+			.(($prefix_limit !== FALSE && $this->dbprefix !== '')
 				? ' AND "NAME" LIKE \''.$this->escape_like_str($this->dbprefix).'%\' '.sprintf($this->_like_escape_str, $this->_like_escape_chr)
 				: '');
 	}
diff --git a/system/database/drivers/sqlite3/sqlite3_forge.php b/system/database/drivers/sqlite3/sqlite3_forge.php
index 20f1e6f63..0a5dc9211 100644
--- a/system/database/drivers/sqlite3/sqlite3_forge.php
+++ b/system/database/drivers/sqlite3/sqlite3_forge.php
@@ -184,7 +184,7 @@ class CI_DB_sqlite3_forge extends CI_DB_forge {
 
 		return 'ALTER TABLE '.$this->db->protect_identifiers($table).' '.$alter_type.' '.$this->db->protect_identifiers($column_name)
 			.' '.$column_definition
-			.($default_value != '' ? ' DEFAULT '.$default_value : '')
+			.($default_value !== '' ? ' DEFAULT '.$default_value : '')
 			// If NOT NULL is specified, the field must have a DEFAULT value other than NULL
 			.(($null !== NULL && $default_value !== 'NULL') ? ' NOT NULL' : ' NULL');
 	}
diff --git a/system/database/drivers/sqlsrv/sqlsrv_forge.php b/system/database/drivers/sqlsrv/sqlsrv_forge.php
index c817c2c5d..1529b2a21 100644
--- a/system/database/drivers/sqlsrv/sqlsrv_forge.php
+++ b/system/database/drivers/sqlsrv/sqlsrv_forge.php
@@ -155,21 +155,21 @@ class CI_DB_sqlsrv_forge extends CI_DB_forge {
 		$sql = 'ALTER TABLE '.$this->db->protect_identifiers($table).' '.$alter_type.' '.$this->db->protect_identifiers($column_name);
 
 		// DROP has everything it needs now.
-		if ($alter_type == 'DROP')
+		if ($alter_type === 'DROP')
 		{
 			return $sql;
 		}
 
 		$sql .= ' '.$column_definition;
 
-		if ($default_value != '')
+		if ($default_value !== '')
 		{
 			$sql .= " DEFAULT '".$default_value."'";
 		}
 
 		$sql .= ($null === NULL) ? ' NULL' : ' NOT NULL';
 
-		if ($after_field != '')
+		if ($after_field !== '')
 		{
 			return $sql.' AFTER '.$this->db->protect_identifiers($after_field);
 		}
-- 
cgit v1.2.3-24-g4f1b


From 773ccc318f2769c9b7579630569b5d8ba47b114b Mon Sep 17 00:00:00 2001
From: Alex Bilbie 
Date: Sat, 2 Jun 2012 11:11:08 +0100
Subject: Replaced `==` with `===` and `!=` with `!==` in /system/helpers

---
 system/helpers/captcha_helper.php   |  6 +++---
 system/helpers/date_helper.php      | 38 ++++++++++++++++++-------------------
 system/helpers/directory_helper.php |  2 +-
 system/helpers/download_helper.php  |  2 +-
 system/helpers/file_helper.php      |  4 ++--
 system/helpers/form_helper.php      | 32 +++++++++++++++----------------
 system/helpers/html_helper.php      |  6 +++---
 system/helpers/language_helper.php  |  2 +-
 system/helpers/smiley_helper.php    |  4 ++--
 system/helpers/string_helper.php    |  2 +-
 system/helpers/text_helper.php      | 10 +++++-----
 system/helpers/url_helper.php       | 24 +++++++++++------------
 system/helpers/xml_helper.php       |  4 ++--
 13 files changed, 68 insertions(+), 68 deletions(-)

(limited to 'system')

diff --git a/system/helpers/captcha_helper.php b/system/helpers/captcha_helper.php
index b11670658..4676b2a65 100644
--- a/system/helpers/captcha_helper.php
+++ b/system/helpers/captcha_helper.php
@@ -64,7 +64,7 @@ if ( ! function_exists('create_captcha'))
 			}
 		}
 
-		if ($img_path == '' OR $img_url == ''
+		if ($img_path === '' OR $img_url === ''
 			OR ! @is_dir($img_path) OR ! is_writeable($img_path)
 			OR ! extension_loaded('gd'))
 		{
@@ -93,7 +93,7 @@ if ( ! function_exists('create_captcha'))
 		// Do we have a "word" yet?
 		// -----------------------------------
 
-		if ($word == '')
+		if ($word === '')
 		{
 			$pool = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
 			$word = '';
@@ -156,7 +156,7 @@ if ( ! function_exists('create_captcha'))
 		//  Write the text
 		// -----------------------------------
 
-		$use_font = ($font_path != '' && file_exists($font_path) && function_exists('imagettftext'));
+		$use_font = ($font_path !== '' && file_exists($font_path) && function_exists('imagettftext'));
 		if ($use_font === FALSE)
 		{
 			$font_size = 5;
diff --git a/system/helpers/date_helper.php b/system/helpers/date_helper.php
index 5f0427f7d..0bda33378 100644
--- a/system/helpers/date_helper.php
+++ b/system/helpers/date_helper.php
@@ -50,7 +50,7 @@ if ( ! function_exists('now'))
 	{
 		$CI =& get_instance();
 
-		if (strtolower($CI->config->item('time_reference')) == 'gmt')
+		if (strtolower($CI->config->item('time_reference')) === 'gmt')
 		{
 			$now = time();
 			$system_time = mktime(gmdate("H", $now), gmdate("i", $now), gmdate("s", $now), gmdate("m", $now), gmdate("d", $now), gmdate("Y", $now));
@@ -90,12 +90,12 @@ if ( ! function_exists('mdate'))
 	 */
 	function mdate($datestr = '', $time = '')
 	{
-		if ($datestr == '')
+		if ($datestr === '')
 		{
 			return '';
 		}
 
-		$time = ($time == '') ? now() : $time;
+		$time = ($time === '') ? now() : $time;
 
 		$datestr = str_replace(
 			'%\\',
@@ -280,14 +280,14 @@ if ( ! function_exists('days_in_month'))
 			return 0;
 		}
 
-		if ( ! is_numeric($year) OR strlen($year) != 4)
+		if ( ! is_numeric($year) OR strlen($year) !== 4)
 		{
 			$year = date('Y');
 		}
 
-		if ($month == 2)
+		if ($month === 2)
 		{
-			if ($year % 400 == 0 OR ($year % 4 == 0 && $year % 100 != 0))
+			if ($year % 400 === 0 OR ($year % 4 === 0 && $year % 100 !== 0))
 			{
 				return 29;
 			}
@@ -310,7 +310,7 @@ if ( ! function_exists('local_to_gmt'))
 	 */
 	function local_to_gmt($time = '')
 	{
-		if ($time == '')
+		if ($time === '')
 		{
 			$time = time();
 		}
@@ -344,14 +344,14 @@ if ( ! function_exists('gmt_to_local'))
 	 */
 	function gmt_to_local($time = '', $timezone = 'UTC', $dst = FALSE)
 	{
-		if ($time == '')
+		if ($time === '')
 		{
 			return now();
 		}
 
 		$time += timezones($timezone) * 3600;
 
-		if ($dst == TRUE)
+		if ($dst === TRUE)
 		{
 			$time += 3600;
 		}
@@ -410,7 +410,7 @@ if ( ! function_exists('unix_to_human'))
 	{
 		$r  = date('Y', $time).'-'.date('m', $time).'-'.date('d', $time).' ';
 
-		if ($fmt == 'us')
+		if ($fmt === 'us')
 		{
 			$r .= date('h', $time).':'.date('i', $time);
 		}
@@ -424,7 +424,7 @@ if ( ! function_exists('unix_to_human'))
 			$r .= ':'.date('s', $time);
 		}
 
-		if ($fmt == 'us')
+		if ($fmt === 'us')
 		{
 			$r .= ' '.date('A', $time);
 		}
@@ -447,7 +447,7 @@ if ( ! function_exists('human_to_unix'))
 	 */
 	function human_to_unix($datestr = '')
 	{
-		if ($datestr == '')
+		if ($datestr === '')
 		{
 			return FALSE;
 		}
@@ -491,7 +491,7 @@ if ( ! function_exists('human_to_unix'))
 				$hour += 12;
 			}
 
-			if (substr($ampm, 0, 1) === 'a' && $hour == 12)
+			if (substr($ampm, 0, 1) === 'a' && $hour === 12)
 			{
 				$hour =  '00';
 			}
@@ -562,7 +562,7 @@ if ( ! function_exists('nice_date'))
 		// Any other kind of string, when converted into UNIX time,
 		// produces "0 seconds after epoc..." is probably bad...
 		// return "Invalid Date".
-		if (date('U', strtotime($bad_date)) == '0')
+		if (date('U', strtotime($bad_date)) === '0')
 		{
 			return 'Invalid Date';
 		}
@@ -591,11 +591,11 @@ if ( ! function_exists('timezone_menu'))
 		$CI =& get_instance();
 		$CI->lang->load('date');
 
-		$default = ($default == 'GMT') ? 'UTC' : $default;
+		$default = ($default === 'GMT') ? 'UTC' : $default;
 
 		$menu = '
<<