diff options
Diffstat (limited to 'system/database')
52 files changed, 2415 insertions, 1444 deletions
diff --git a/system/database/DB.php b/system/database/DB.php index d06ffb40e..116116bf4 100755 --- a/system/database/DB.php +++ b/system/database/DB.php @@ -2,7 +2,7 @@ /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE * diff --git a/system/database/DB_active_rec.php b/system/database/DB_active_rec.php index eaae23f30..35164a79c 100644 --- a/system/database/DB_active_rec.php +++ b/system/database/DB_active_rec.php @@ -2,7 +2,7 @@ /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE * @@ -212,8 +212,9 @@ class CI_DB_active_record 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->ar_select[] = $sql; + $this->ar_no_escape[] = NULL; if ($this->ar_caching === TRUE) { @@ -279,7 +280,7 @@ class CI_DB_active_record extends CI_DB_driver { { $v = trim($v); $this->_track_aliases($v); - $v = $this->ar_from[] = $this->_protect_identifiers($v, TRUE, NULL, FALSE); + $v = $this->ar_from[] = $this->protect_identifiers($v, TRUE, NULL, FALSE); if ($this->ar_caching === TRUE) { @@ -295,7 +296,7 @@ class CI_DB_active_record 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 $this->_track_aliases($val); - $this->ar_from[] = $val = $this->_protect_identifiers($val, TRUE, NULL, FALSE); + $this->ar_from[] = $val = $this->protect_identifiers($val, TRUE, NULL, FALSE); if ($this->ar_caching === TRUE) { @@ -341,13 +342,13 @@ class CI_DB_active_record extends CI_DB_driver { $this->_track_aliases($table); // Strip apart the condition and protect the identifiers - if (preg_match('/([\w\.]+)([\W\s]+)(.+)/', $cond, $match)) + if (preg_match('/([\[\w\.]+)([\W\s]+)(.+)/', $cond, $match)) { - $cond = $this->_protect_identifiers($match[1]).$match[2].$this->_protect_identifiers($match[3]); + $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; + $this->ar_join[] = $join = $type.'JOIN '.$this->protect_identifiers($table, TRUE, NULL, FALSE).' ON '.$cond; if ($this->ar_caching === TRUE) { @@ -433,7 +434,7 @@ class CI_DB_active_record extends CI_DB_driver { { if ($escape === TRUE) { - $k = $this->_protect_identifiers($k, FALSE, $escape); + $k = $this->protect_identifiers($k, FALSE, $escape); $v = ' '.$this->escape($v); } @@ -444,7 +445,7 @@ class CI_DB_active_record extends CI_DB_driver { } else { - $k = $this->_protect_identifiers($k, FALSE, $escape); + $k = $this->protect_identifiers($k, FALSE, $escape); } $this->ar_where[] = $prefix.$k.$v; @@ -562,7 +563,7 @@ class CI_DB_active_record extends CI_DB_driver { } $prefix = (count($this->ar_where) === 0) ? '' : $type; - $this->ar_where[] = $where_in = $prefix.$this->_protect_identifiers($key).$not.' IN ('.implode(', ', $this->ar_wherein).') '; + $this->ar_where[] = $where_in = $prefix.$this->protect_identifiers($key).$not.' IN ('.implode(', ', $this->ar_wherein).') '; if ($this->ar_caching === TRUE) { @@ -666,7 +667,7 @@ class CI_DB_active_record extends CI_DB_driver { foreach ($field as $k => $v) { - $k = $this->_protect_identifiers($k); + $k = $this->protect_identifiers($k); $prefix = (count($this->ar_like) === 0) ? '' : $type; $v = $this->escape_like_str($v); @@ -827,7 +828,7 @@ class CI_DB_active_record extends CI_DB_driver { if ($val != '') { - $this->ar_groupby[] = $val = $this->_protect_identifiers($val); + $this->ar_groupby[] = $val = $this->protect_identifiers($val); if ($this->ar_caching === TRUE) { @@ -896,7 +897,7 @@ class CI_DB_active_record extends CI_DB_driver { if ($escape === TRUE) { - $k = $this->_protect_identifiers($k); + $k = $this->protect_identifiers($k); } if ( ! $this->_has_operator($k)) @@ -951,7 +952,7 @@ class CI_DB_active_record extends CI_DB_driver { $part = trim($part); if ( ! in_array($part, $this->ar_aliased_tables)) { - $part = $this->_protect_identifiers(trim($part)); + $part = $this->protect_identifiers(trim($part)); } $temp[] = $part; @@ -963,7 +964,7 @@ class CI_DB_active_record extends CI_DB_driver { { if ($escape === TRUE) { - $orderby = $this->_protect_identifiers($orderby); + $orderby = $this->protect_identifiers($orderby); } } @@ -1036,11 +1037,11 @@ class CI_DB_active_record extends CI_DB_driver { { if ($escape === FALSE) { - $this->ar_set[$this->_protect_identifiers($k)] = $v; + $this->ar_set[$this->protect_identifiers($k)] = $v; } else { - $this->ar_set[$this->_protect_identifiers($k, FALSE, TRUE)] = $this->escape($v); + $this->ar_set[$this->protect_identifiers($k, FALSE, TRUE)] = $this->escape($v); } } @@ -1125,7 +1126,7 @@ class CI_DB_active_record extends CI_DB_driver { $this->from($table); } - $result = $this->query($this->_compile_select($this->_count_string.$this->_protect_identifiers('numrows'))); + $result = $this->query($this->_compile_select($this->_count_string.$this->protect_identifiers('numrows'))); $this->_reset_select(); if ($result->num_rows() === 0) @@ -1211,7 +1212,7 @@ class CI_DB_active_record extends CI_DB_driver { // 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))); + $this->query($this->_insert_batch($this->protect_identifiers($table, TRUE, NULL, FALSE), $this->ar_keys, array_slice($this->ar_set, $i, 100))); } $this->_reset_write(); @@ -1269,7 +1270,7 @@ class CI_DB_active_record extends CI_DB_driver { foreach ($keys as $k) { - $this->ar_keys[] = $this->_protect_identifiers($k); + $this->ar_keys[] = $this->protect_identifiers($k); } return $this; @@ -1295,9 +1296,7 @@ class CI_DB_active_record extends CI_DB_driver { } $sql = $this->_insert( - $this->_protect_identifiers( - $this->ar_from[0], TRUE, NULL, FALSE - ), + $this->protect_identifiers($this->ar_from[0], TRUE, NULL, FALSE), array_keys($this->ar_set), array_values($this->ar_set) ); @@ -1335,9 +1334,7 @@ class CI_DB_active_record extends CI_DB_driver { } $sql = $this->_insert( - $this->_protect_identifiers( - $this->ar_from[0], TRUE, NULL, FALSE - ), + $this->protect_identifiers($this->ar_from[0], TRUE, NULL, FALSE), array_keys($this->ar_set), array_values($this->ar_set) ); @@ -1414,7 +1411,7 @@ class CI_DB_active_record extends CI_DB_driver { $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)); + $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); } @@ -1441,7 +1438,7 @@ class CI_DB_active_record extends CI_DB_driver { 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); + $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) { @@ -1488,7 +1485,7 @@ class CI_DB_active_record extends CI_DB_driver { $this->limit($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); + $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); } @@ -1573,7 +1570,7 @@ class CI_DB_active_record extends CI_DB_driver { // 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)); + $this->query($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(); @@ -1614,7 +1611,7 @@ class CI_DB_active_record extends CI_DB_driver { $not[] = $k.'-'.$v; } - $clean[$this->_protect_identifiers($k2)] = ($escape === FALSE) ? $v2 : $this->escape($v2); + $clean[$this->protect_identifiers($k2)] = ($escape === FALSE) ? $v2 : $this->escape($v2); } if ($index_set == FALSE) @@ -1651,7 +1648,7 @@ class CI_DB_active_record extends CI_DB_driver { } else { - $table = $this->_protect_identifiers($table, TRUE, NULL, FALSE); + $table = $this->protect_identifiers($table, TRUE, NULL, FALSE); } $sql = $this->_delete($table); @@ -1684,7 +1681,7 @@ class CI_DB_active_record extends CI_DB_driver { } else { - $table = $this->_protect_identifiers($table, TRUE, NULL, FALSE); + $table = $this->protect_identifiers($table, TRUE, NULL, FALSE); } $sql = $this->_truncate($table); @@ -1751,7 +1748,7 @@ class CI_DB_active_record extends CI_DB_driver { } else { - $table = $this->_protect_identifiers($table, TRUE, NULL, FALSE); + $table = $this->protect_identifiers($table, TRUE, NULL, FALSE); } if ($where != '') @@ -1894,7 +1891,7 @@ class CI_DB_active_record extends CI_DB_driver { foreach ($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); + $this->ar_select[$key] = $this->protect_identifiers($val, FALSE, $no_escape); } $sql .= implode(', ', $this->ar_select); diff --git a/system/database/DB_cache.php b/system/database/DB_cache.php index 79651fcb0..fb0cfa89a 100644 --- a/system/database/DB_cache.php +++ b/system/database/DB_cache.php @@ -2,7 +2,7 @@ /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE * diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php index 6352c731e..bcff43392 100644 --- a/system/database/DB_driver.php +++ b/system/database/DB_driver.php @@ -1,13 +1,13 @@ -<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE - * + * * 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 * also available through the world wide web at this URL: @@ -25,8 +25,6 @@ * @filesource */ -// ------------------------------------------------------------------------ - /** * Database Driver Class * @@ -42,54 +40,44 @@ */ class CI_DB_driver { - var $username; - var $password; - var $hostname; - var $database; - var $dbdriver = 'mysql'; - var $dbprefix = ''; - var $char_set = 'utf8'; - var $dbcollat = 'utf8_general_ci'; - var $autoinit = TRUE; // Whether to automatically initialize the DB - var $swap_pre = ''; - var $port = ''; - var $pconnect = FALSE; - var $conn_id = FALSE; - var $result_id = FALSE; - var $db_debug = FALSE; - var $benchmark = 0; - var $query_count = 0; - var $bind_marker = '?'; - var $save_queries = TRUE; - var $queries = array(); - var $query_times = array(); - var $data_cache = array(); - var $trans_enabled = TRUE; - var $trans_strict = TRUE; - var $_trans_depth = 0; - var $_trans_status = TRUE; // Used with transactions to determine if a rollback should occur - var $cache_on = FALSE; - var $cachedir = ''; - var $cache_autodel = FALSE; - var $CACHE; // The cache class object - - // Private variables - var $_protect_identifiers = TRUE; - var $_reserved_identifiers = array('*'); // Identifiers that should NOT be escaped - - // These are use with Oracle - var $stmt_id; - var $curs_id; - var $limit_used; - - - /** - * Constructor. Accepts one parameter containing the database - * connection settings. - * - * @param array - */ - function __construct($params) + public $dsn; + public $username; + public $password; + public $hostname; + public $database; + public $dbdriver = 'mysql'; + public $dbprefix = ''; + public $char_set = 'utf8'; + public $dbcollat = 'utf8_general_ci'; + public $autoinit = TRUE; // Whether to automatically initialize the DB + public $swap_pre = ''; + public $port = ''; + public $pconnect = FALSE; + public $conn_id = FALSE; + public $result_id = FALSE; + public $db_debug = FALSE; + public $benchmark = 0; + public $query_count = 0; + public $bind_marker = '?'; + public $save_queries = TRUE; + public $queries = array(); + public $query_times = array(); + public $data_cache = array(); + + public $trans_enabled = TRUE; + public $trans_strict = TRUE; + protected $_trans_depth = 0; + protected $_trans_status = TRUE; // Used with transactions to determine if a rollback should occur + + public $cache_on = FALSE; + public $cachedir = ''; + public $cache_autodel = FALSE; + public $CACHE; // The cache class object + + protected $_protect_identifiers = TRUE; + protected $_reserved_identifiers = array('*'); // Identifiers that should NOT be escaped + + public function __construct($params) { if (is_array($params)) { @@ -177,7 +165,7 @@ class CI_DB_driver { } // Now we set the character set and that's all - return $this->db_set_charset($this->char_set, $this->dbcollat); + return $this->db_set_charset($this->char_set); } // -------------------------------------------------------------------- @@ -185,20 +173,19 @@ 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) { - if ( ! $this->_db_set_charset($this->char_set, $this->dbcollat)) + if (method_exists($this, '_db_set_charset') && ! $this->_db_set_charset($charset)) { - log_message('error', 'Unable to set database connection charset: '.$this->char_set); + log_message('error', 'Unable to set database connection charset: '.$charset); if ($this->db_debug) { - $this->display_error('db_unable_to_set_charset', $this->char_set); + $this->display_error('db_unable_to_set_charset', $charset); } return FALSE; @@ -212,10 +199,9 @@ class CI_DB_driver { /** * The name of the platform in use (mysql, mssql, etc...) * - * @access public * @return string */ - function platform() + public function platform() { return $this->dbdriver; } @@ -223,36 +209,40 @@ class CI_DB_driver { // -------------------------------------------------------------------- /** - * Database Version Number. Returns a string containing the - * version of the database being used + * Database version number + * + * Returns a string containing the version of the database being used. + * Most drivers will override this method. * - * @access public * @return string */ - function version() + public function version() { - if (FALSE === ($sql = $this->_version())) + if (isset($this->data_cache['version'])) { - if ($this->db_debug) - { - return $this->display_error('db_unsupported_function'); - } - return FALSE; + return $this->data_cache['version']; } - // 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)) - { - return $sql; - } - else + if (FALSE === ($sql = $this->_version())) { - $query = $this->query($sql); - return $query->row('ver'); + return ($this->db_debug) ? $this->display_error('db_unsupported_function') : FALSE; } + + $query = $this->query($sql); + $query = $query->row(); + return $this->data_cache['version'] = $query->ver; + } + + // -------------------------------------------------------------------- + + /** + * Version number query string + * + * @return string + */ + protected function _version() + { + return 'SELECT VERSION() AS ver'; } // -------------------------------------------------------------------- @@ -261,17 +251,16 @@ class CI_DB_driver { * Execute the query * * Accepts an SQL string as input and returns a result object upon - * successful execution of a "read" type query. Returns boolean TRUE + * successful execution of a "read" type query. Returns boolean TRUE * upon successful execution of a "write" type query. Returns boolean * 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 == '') { @@ -290,7 +279,13 @@ class CI_DB_driver { $sql = preg_replace("/(\W)".$this->swap_pre."(\S+?)/", "\\1".$this->dbprefix."\\2", $sql); } - // Is query caching enabled? If the query is a "read type" + // Compile binds if needed + if ($binds !== FALSE) + { + $sql = $this->compile_binds($sql, $binds); + } + + // Is query caching enabled? If the query is a "read type" // we will load the caching class and return the previously // cached query if it exists if ($this->cache_on == TRUE AND stristr($sql, 'SELECT')) @@ -305,12 +300,6 @@ class CI_DB_driver { } } - // Compile binds if needed - if ($binds !== FALSE) - { - $sql = $this->compile_binds($sql, $binds); - } - // Save the query for debugging if ($this->save_queries == TRUE) { @@ -331,30 +320,28 @@ class CI_DB_driver { // This will trigger a rollback if transactions are being used $this->_trans_status = FALSE; - // Grab the error number and message now, as we might run some - // additional queries before displaying the error - $error_no = $this->_error_number(); - $error_msg = $this->_error_message(); + // Grab the error now, as we might run some additional queries before displaying the error + $error = $this->error(); // Log errors - log_message('error', 'Query error: '.$error_msg); + log_message('error', 'Query error: '.$error['message']); if ($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, - $sql - ) - ); + array( + 'Error Number: '.$error['code'], + $error['message'], + $sql + ) + ); } return FALSE; @@ -395,21 +382,9 @@ class CI_DB_driver { } // Load and instantiate the result driver + $driver = $this->load_rdriver(); + $RES = new $driver($this); - $driver = $this->load_rdriver(); - $RES = new $driver(); - $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->limit_used = $this->limit_used; - $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 @@ -442,10 +417,9 @@ 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'; @@ -462,15 +436,14 @@ 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) { @@ -486,10 +459,9 @@ 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() { $this->trans_enabled = FALSE; } @@ -503,10 +475,9 @@ class CI_DB_driver { * If strict mode is disabled, each group is treated autonomously, meaning * a failure of one group will not affect any others * - * @access public * @return void */ - function trans_strict($mode = TRUE) + public function trans_strict($mode = TRUE) { $this->trans_strict = is_bool($mode) ? $mode : TRUE; } @@ -516,10 +487,9 @@ class CI_DB_driver { /** * Start Transaction * - * @access public * @return void */ - function trans_start($test_mode = FALSE) + public function trans_start($test_mode = FALSE) { if ( ! $this->trans_enabled) { @@ -542,10 +512,9 @@ class CI_DB_driver { /** * Complete Transaction * - * @access public * @return bool */ - function trans_complete() + public function trans_complete() { if ( ! $this->trans_enabled) { @@ -589,10 +558,9 @@ 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 $this->_trans_status; } @@ -602,12 +570,11 @@ class CI_DB_driver { /** * Compile Bindings * - * @access public * @param string the sql statement * @param array an array of bind data * @return string */ - function compile_binds($sql, $binds) + public function compile_binds($sql, $binds) { if (strpos($sql, $this->bind_marker) === FALSE) { @@ -645,17 +612,12 @@ class CI_DB_driver { /** * Determines if a query is a "write" type. * - * @access public * @param string An SQL query string - * @return boolean + * @return bool */ - function is_write_type($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|RENAME|GRANT|REVOKE|LOCK|UNLOCK|OPTIMIZE|REINDEX)\s+/i', $sql); } // -------------------------------------------------------------------- @@ -663,11 +625,10 @@ class CI_DB_driver { /** * Calculate the aggregate query elapsed time * - * @access public - * @param integer The number of decimal places - * @return integer + * @param int The number of decimal places + * @return int */ - function elapsed_time($decimals = 6) + public function elapsed_time($decimals = 6) { return number_format($this->benchmark, $decimals); } @@ -677,10 +638,9 @@ class CI_DB_driver { /** * Returns the total number of queries * - * @access public - * @return integer + * @return int */ - function total_queries() + public function total_queries() { return $this->query_count; } @@ -690,10 +650,9 @@ class CI_DB_driver { /** * Returns the last query that was executed * - * @access public - * @return void + * @return string */ - function last_query() + public function last_query() { return end($this->queries); } @@ -706,13 +665,12 @@ 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($str)) + if (is_string($str) OR method_exists($str, '__toString')) { $str = "'".$this->escape_str($str)."'"; } @@ -736,11 +694,10 @@ class CI_DB_driver { * Calls the individual driver for platform * specific escaping for LIKE conditions * - * @access public * @param string * @return mixed */ - function escape_like_str($str) + public function escape_like_str($str) { return $this->escape_str($str, TRUE); } @@ -750,14 +707,13 @@ 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); @@ -774,10 +730,9 @@ 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'])) @@ -815,7 +770,7 @@ class CI_DB_driver { } $this->data_cache['table_names'] = $retval; - + return $this->data_cache['table_names']; } @@ -823,12 +778,12 @@ class CI_DB_driver { /** * Determine if a particular table exists - * @access public - * @return boolean + * + * @return bool */ - function table_exists($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), $this->list_tables()); } // -------------------------------------------------------------------- @@ -836,11 +791,10 @@ class CI_DB_driver { /** * Fetch MySQL Field Names * - * @access public * @param string the table name * @return array */ - function list_fields($table = '') + public function list_fields($table = '') { // Is there a cached result? if (isset($this->data_cache['field_names'][$table])) @@ -889,12 +843,12 @@ class CI_DB_driver { /** * Determine if a particular field exists - * @access public + * * @param string * @param string - * @return boolean + * @return bool */ - function field_exists($field_name, $table_name) + public function field_exists($field_name, $table_name) { return ( ! in_array($field_name, $this->list_fields($table_name))) ? FALSE : TRUE; } @@ -904,11 +858,10 @@ 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 == '') { @@ -919,7 +872,7 @@ class CI_DB_driver { return FALSE; } - $query = $this->query($this->_field_data($this->_protect_identifiers($table, TRUE, NULL, FALSE))); + $query = $this->query($this->_field_data($this->protect_identifiers($table, TRUE, NULL, FALSE))); return $query->field_data(); } @@ -929,12 +882,11 @@ class CI_DB_driver { /** * Generate an insert string * - * @access public * @param string the table upon which the query will be performed * @param array an associative array data of key/values * @return string */ - function insert_string($table, $data) + public function insert_string($table, $data) { $fields = array(); $values = array(); @@ -945,7 +897,7 @@ class CI_DB_driver { $values[] = $this->escape($val); } - return $this->_insert($this->_protect_identifiers($table, TRUE, NULL, FALSE), $fields, $values); + return $this->_insert($this->protect_identifiers($table, TRUE, NULL, FALSE), $fields, $values); } // -------------------------------------------------------------------- @@ -953,23 +905,22 @@ class CI_DB_driver { /** * Generate an update string * - * @access public * @param string the table upon which the query will be performed * @param array an associative array data of key/values * @param mixed the "where" statement * @return string */ - function update_string($table, $data, $where) + public function update_string($table, $data, $where) { if ($where == '') { - return false; + return FALSE; } $fields = array(); foreach ($data as $key => $val) { - $fields[$this->_protect_identifiers($key)] = $this->escape($val); + $fields[$this->protect_identifiers($key)] = $this->escape($val); } if ( ! is_array($where)) @@ -982,7 +933,7 @@ class CI_DB_driver { foreach ($where as $key => $val) { $prefix = (count($dest) == 0) ? '' : ' AND '; - $key = $this->_protect_identifiers($key); + $key = $this->protect_identifiers($key); if ($val !== '') { @@ -998,7 +949,7 @@ class CI_DB_driver { } } - return $this->_update($this->_protect_identifiers($table, TRUE, NULL, FALSE), $fields, $dest); + return $this->_update($this->protect_identifiers($table, TRUE, NULL, FALSE), $fields, $dest); } // -------------------------------------------------------------------- @@ -1006,11 +957,10 @@ class CI_DB_driver { /** * Tests whether the string has an SQL operator * - * @access private * @param string * @return bool */ - function _has_operator($str) + protected function _has_operator($str) { $str = trim($str); if ( ! preg_match("/(\s|<|>|!|=|is null|is not null)/i", $str)) @@ -1026,12 +976,11 @@ class CI_DB_driver { /** * Enables a native PHP function to be run, using a platform agnostic wrapper. * - * @access public * @param string the function name * @param mixed any parameters needed by the function * @return mixed */ - function call_function($function) + public function call_function($function) { $driver = ($this->dbdriver == 'postgre') ? 'pg_' : $this->dbdriver.'_'; @@ -1068,11 +1017,10 @@ class CI_DB_driver { /** * Set Cache Directory Path * - * @access public * @param string the path to the cache directory * @return void */ - function cache_set_path($path = '') + public function cache_set_path($path = '') { $this->cachedir = $path; } @@ -1082,10 +1030,9 @@ 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; @@ -1096,10 +1043,9 @@ class CI_DB_driver { /** * Disable Query Caching * - * @access public - * @return void + * @return bool cache_on value */ - function cache_off() + public function cache_off() { $this->cache_on = FALSE; return FALSE; @@ -1111,10 +1057,9 @@ class CI_DB_driver { /** * Delete the cache files associated with a particular URI * - * @access public - * @return void + * @return bool */ - function cache_delete($segment_one = '', $segment_two = '') + public function cache_delete($segment_one = '', $segment_two = '') { if ( ! $this->_cache_init()) { @@ -1128,10 +1073,9 @@ class CI_DB_driver { /** * Delete All cache files * - * @access public - * @return void + * @return bool */ - function cache_delete_all() + public function cache_delete_all() { if ( ! $this->_cache_init()) { @@ -1146,10 +1090,9 @@ class CI_DB_driver { /** * Initialize the Cache Class * - * @access private - * @return void + * @return bool */ - function _cache_init() + protected function _cache_init() { if (is_object($this->CACHE) AND class_exists('CI_DB_Cache')) { @@ -1173,10 +1116,9 @@ 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)) { @@ -1190,13 +1132,12 @@ 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'); $LANG->load('db'); @@ -1240,27 +1181,11 @@ class CI_DB_driver { /** * Protect Identifiers * - * This function adds backticks if appropriate based on db type - * - * @access private - * @param mixed the item to escape - * @return mixed the item with backticks - */ - function protect_identifiers($item, $prefix_single = FALSE) - { - return $this->_protect_identifiers($item, $prefix_single); - } - - // -------------------------------------------------------------------- - - /** - * Protect Identifiers - * * This function is used extensively by the Active Record class, and by * a couple functions in this class. * It takes a column or table name (optionally with an alias) and inserts * the table prefix onto it. Some logic is necessary in order to deal with - * column names that include the path. Consider a query like this: + * column names that include the path. Consider a query like this: * * SELECT * FROM hostname.database.table.column AS c FROM hostname.database.table * @@ -1273,14 +1198,13 @@ class CI_DB_driver { * insert the table prefix (if it exists) in the proper position, and escape only * the correct identifiers. * - * @access private * @param string * @param bool * @param mixed * @param bool * @return string */ - function _protect_identifiers($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)) { @@ -1290,10 +1214,9 @@ 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); + $escaped_array[$this->protect_identifiers($k)] = $this->protect_identifiers($v); } return $escaped_array; @@ -1313,7 +1236,7 @@ class CI_DB_driver { // This is basically a bug fix for queries that use MAX, MIN, etc. // If a parenthesis is found we know that we do not need to - // escape the data or add a prefix. There's probably a more graceful + // escape the data or add a prefix. There's probably a more graceful // way to deal with this, but I'm not thinking of it -- Rick if (strpos($item, '(') !== FALSE) { @@ -1328,7 +1251,7 @@ 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)) { @@ -1347,7 +1270,7 @@ 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. @@ -1401,7 +1324,7 @@ 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 @@ -1424,7 +1347,7 @@ class CI_DB_driver { return $item.$alias; } - + // -------------------------------------------------------------------- /** @@ -1432,15 +1355,13 @@ class CI_DB_driver { * * This function is used extensively by every db driver. * - * @access private * @return void */ protected function _reset_select() { - } } /* End of file DB_driver.php */ -/* Location: ./system/database/DB_driver.php */
\ No newline at end of file +/* Location: ./system/database/DB_driver.php */ diff --git a/system/database/DB_forge.php b/system/database/DB_forge.php index 336e9497d..fe2a67728 100644 --- a/system/database/DB_forge.php +++ b/system/database/DB_forge.php @@ -2,7 +2,7 @@ /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE * diff --git a/system/database/DB_result.php b/system/database/DB_result.php index 730443222..c3cdd24ff 100644 --- a/system/database/DB_result.php +++ b/system/database/DB_result.php @@ -2,7 +2,7 @@ /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE * @@ -47,6 +47,12 @@ class CI_DB_result { public $num_rows = 0; public $row_data = NULL; + public function __construct(&$driver_object) + { + $this->conn_id = $driver_object->conn_id; + $this->result_id = $driver_object->result_id; + } + /** * Query result. Acts as a wrapper function for the following functions. * diff --git a/system/database/DB_utility.php b/system/database/DB_utility.php index 4c881d8a1..c94f93e5e 100644 --- a/system/database/DB_utility.php +++ b/system/database/DB_utility.php @@ -2,7 +2,7 @@ /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE * diff --git a/system/database/drivers/cubrid/cubrid_driver.php b/system/database/drivers/cubrid/cubrid_driver.php index cde719eae..7b468bc5c 100644 --- a/system/database/drivers/cubrid/cubrid_driver.php +++ b/system/database/drivers/cubrid/cubrid_driver.php @@ -1,13 +1,13 @@ -<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE - * + * * 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 * also available through the world wide web at this URL: @@ -25,8 +25,6 @@ * @filesource */ -// ------------------------------------------------------------------------ - /** * CUBRID Database Adapter Class * @@ -42,39 +40,35 @@ */ class CI_DB_cubrid_driver extends CI_DB { - // Default CUBRID Broker port. Will be used unless user - // explicitly specifies another one. - const DEFAULT_PORT = 33000; - - var $dbdriver = 'cubrid'; + public $dbdriver = 'cubrid'; // The character used for escaping - no need in CUBRID - var $_escape_char = ''; + protected $_escape_char = ''; // clause and character used for LIKE escape sequences - not used in CUBRID - var $_like_escape_str = ''; - var $_like_escape_chr = ''; + protected $_like_escape_str = ''; + 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. */ - var $_count_string = 'SELECT COUNT(*) AS '; - var $_random_keyword = ' RAND()'; // database specific random keyword + protected $_count_string = 'SELECT COUNT(*) AS '; + protected $_random_keyword = ' RAND()'; // database specific random keyword /** * Non-persistent database connection * - * @access private called by the base class * @return resource */ - function db_connect() + public function db_connect() { // If no port is defined by the user, use the default value if ($this->port == '') { - $this->port = self::DEFAULT_PORT; + // Default CUBRID Broker port + $this->port = 33000; } $conn = cubrid_connect($this->hostname, $this->port, $this->database, $this->username, $this->password); @@ -101,6 +95,7 @@ class CI_DB_cubrid_driver extends CI_DB { /** * 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 @@ -109,10 +104,9 @@ class CI_DB_cubrid_driver extends CI_DB { * @cubrid_connect function will establish persisten connection * considering that the CCI_PCONNECT is ON. * - * @access private called by the base class * @return resource */ - function db_pconnect() + public function db_pconnect() { return $this->db_connect(); } @@ -125,10 +119,9 @@ class CI_DB_cubrid_driver extends CI_DB { * Keep / reestablish the db connection if no queries have been * sent for a length of time exceeding the server's idle timeout * - * @access public * @return void */ - function reconnect() + public function reconnect() { if (cubrid_ping($this->conn_id) === FALSE) { @@ -141,10 +134,9 @@ 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. @@ -156,37 +148,15 @@ class CI_DB_cubrid_driver extends CI_DB { // -------------------------------------------------------------------- /** - * Set client character set - * - * @access public - * @param string - * @param string - * @return resource - */ - 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. - return TRUE; - } - - // -------------------------------------------------------------------- - - /** - * Version number query string + * Database version number * - * @access public * @return string */ - function _version() + public 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); + return isset($this->data_cache['version']) + ? $this->data_cache['version'] + : $this->data_cache['version'] = cubrid_get_server_info($this->conn_id); } // -------------------------------------------------------------------- @@ -194,11 +164,10 @@ 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, $this->conn_id); @@ -211,11 +180,10 @@ class CI_DB_cubrid_driver extends CI_DB { * * If needed, each database adapter can prep the query string * - * @access private called by execute() * @param string an SQL query * @return string */ - function _prep_query($sql) + protected function _prep_query($sql) { // No need to prepare return $sql; @@ -226,10 +194,9 @@ class CI_DB_cubrid_driver extends CI_DB { /** * Begin Transaction * - * @access public * @return bool */ - function trans_begin($test_mode = FALSE) + public function trans_begin($test_mode = FALSE) { if ( ! $this->trans_enabled) { @@ -260,10 +227,9 @@ 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) { @@ -291,10 +257,9 @@ class CI_DB_cubrid_driver extends CI_DB { /** * Rollback Transaction * - * @access public * @return bool */ - function trans_rollback() + public function trans_rollback() { if ( ! $this->trans_enabled) { @@ -322,12 +287,11 @@ class CI_DB_cubrid_driver extends CI_DB { /** * Escape String * - * @access public * @param string * @param bool whether or not the string will be used in a LIKE condition * @return string */ - function escape_str($str, $like = FALSE) + public function escape_str($str, $like = FALSE) { if (is_array($str)) { @@ -362,12 +326,11 @@ 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($this->conn_id); + return @cubrid_affected_rows(); } // -------------------------------------------------------------------- @@ -375,10 +338,9 @@ class CI_DB_cubrid_driver extends CI_DB { /** * Insert ID * - * @access public - * @return integer + * @return int */ - function insert_id() + public function insert_id() { return @cubrid_insert_id($this->conn_id); } @@ -391,19 +353,17 @@ 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; @@ -421,11 +381,10 @@ 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 + * @param bool * @return string */ - function _list_tables($prefix_limit = FALSE) + protected function _list_tables($prefix_limit = FALSE) { $sql = "SHOW TABLES"; @@ -444,13 +403,12 @@ class CI_DB_cubrid_driver extends CI_DB { * * Generates a platform-specific query string so that the column names can be fetched * - * @access public * @param string the table name * @return string */ - function _list_columns($table = '') + protected function _list_columns($table = '') { - return "SHOW COLUMNS FROM ".$this->_protect_identifiers($table, TRUE, NULL, FALSE); + return 'SHOW COLUMNS FROM '.$this->protect_identifiers($table, TRUE, NULL, FALSE); } // -------------------------------------------------------------------- @@ -460,11 +418,10 @@ class CI_DB_cubrid_driver extends CI_DB { * * Generates a platform-specific query so that the column data can be retrieved * - * @access public * @param string the table name - * @return object + * @return string */ - function _field_data($table) + protected function _field_data($table) { return "SELECT * FROM ".$table." LIMIT 1"; } @@ -472,41 +429,27 @@ class CI_DB_cubrid_driver extends CI_DB { // -------------------------------------------------------------------- /** - * The error message string + * Error * - * @access private - * @return string - */ - function _error_message() - { - return cubrid_error($this->conn_id); - } - - // -------------------------------------------------------------------- - - /** - * The error message number + * Returns an array containing code and message of the last + * database error that has occured. * - * @access private - * @return integer + * @return array */ - function _error_number() + public function error() { - return cubrid_errno($this->conn_id); + return array('code' => cubrid_errno($this->conn_id), 'message' => cubrid_error($this->conn_id)); } - // -------------------------------------------------------------------- - /** * 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) { if ($this->_escape_char == '') { @@ -545,11 +488,10 @@ class CI_DB_cubrid_driver extends CI_DB { * This function implicitly groups FROM tables so there is no confusion * about operator precedence in harmony with SQL standards * - * @access public - * @param type - * @return type + * @param array + * @return string */ - function _from_tables($tables) + protected function _from_tables($tables) { if ( ! is_array($tables)) { @@ -566,13 +508,12 @@ 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(', ', $values).")"; } @@ -585,13 +526,12 @@ class CI_DB_cubrid_driver extends CI_DB { * * Generates a platform-specific replace string from the supplied data * - * @access public * @param string the table name * @param array the insert keys * @param array the insert values * @return string */ - function _replace($table, $keys, $values) + protected function _replace($table, $keys, $values) { return "REPLACE INTO ".$table." (\"".implode('", "', $keys)."\") VALUES (".implode(', ', $values).")"; } @@ -603,13 +543,12 @@ class CI_DB_cubrid_driver extends CI_DB { * * Generates a platform-specific insert string from the supplied data * - * @access public * @param string the table name * @param array the insert keys * @param array the insert values * @return string */ - function _insert_batch($table, $keys, $values) + protected function _insert_batch($table, $keys, $values) { return "INSERT INTO ".$table." (\"".implode('", "', $keys)."\") VALUES ".implode(', ', $values); } @@ -622,7 +561,6 @@ class CI_DB_cubrid_driver extends CI_DB { * * Generates a platform-specific update string from the supplied data * - * @access public * @param string the table name * @param array the update data * @param array the where clause @@ -630,7 +568,7 @@ class CI_DB_cubrid_driver extends CI_DB { * @param array the limit clause * @return string */ - function _update($table, $values, $where, $orderby = array(), $limit = FALSE) + protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE) { foreach ($values as $key => $val) { @@ -658,13 +596,12 @@ class CI_DB_cubrid_driver extends CI_DB { * * Generates a platform-specific batch update string from the supplied data * - * @access public * @param string the table name * @param array the update data * @param array the where clause * @return string */ - function _update_batch($table, $values, $index, $where = NULL) + protected function _update_batch($table, $values, $index, $where = NULL) { $ids = array(); $where = ($where != '' AND count($where) >=1) ? implode(" ", $where).' AND ' : ''; @@ -705,7 +642,6 @@ class CI_DB_cubrid_driver extends CI_DB { // -------------------------------------------------------------------- - /** * Truncate statement * @@ -713,11 +649,10 @@ class CI_DB_cubrid_driver extends CI_DB { * If the database does not support the truncate() command * This function maps to "DELETE FROM table" * - * @access public * @param string the table name * @return string */ - function _truncate($table) + protected function _truncate($table) { return "TRUNCATE ".$table; } @@ -729,13 +664,12 @@ 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) { $conditions = ''; @@ -763,13 +697,12 @@ class CI_DB_cubrid_driver extends CI_DB { * * Generates a platform-specific LIMIT clause * - * @access public * @param string the sql query string - * @param integer the number of rows to limit the query to - * @param integer the offset value + * @param int the number of rows to limit the query to + * @param int the offset value * @return string */ - function _limit($sql, $limit, $offset) + protected function _limit($sql, $limit, $offset) { if ($offset == 0) { @@ -788,17 +721,15 @@ 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($conn_id); } } - /* End of file cubrid_driver.php */ -/* Location: ./system/database/drivers/cubrid/cubrid_driver.php */
\ No newline at end of file +/* Location: ./system/database/drivers/cubrid/cubrid_driver.php */ diff --git a/system/database/drivers/cubrid/cubrid_forge.php b/system/database/drivers/cubrid/cubrid_forge.php index 85e740057..bbda484c4 100644 --- a/system/database/drivers/cubrid/cubrid_forge.php +++ b/system/database/drivers/cubrid/cubrid_forge.php @@ -1,13 +1,13 @@ -<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE - * + * * Licensed under the Open Software License version 3.0 - * + * * This source file is subject to the Open Software License (OSL 3.0) that is * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: @@ -25,8 +25,6 @@ * @filesource */ -// ------------------------------------------------------------------------ - /** * CUBRID Forge Class * @@ -39,11 +37,10 @@ class CI_DB_cubrid_forge extends CI_DB_forge { /** * Create database * - * @access private * @param string the database name * @return bool */ - function _create_database($name) + public function _create_database($name) { // CUBRID does not allow to create a database in SQL. The GUI tools // have to be used for this purpose. @@ -55,11 +52,10 @@ class CI_DB_cubrid_forge extends CI_DB_forge { /** * Drop database * - * @access private * @param string the database name * @return bool */ - function _drop_database($name) + public function _drop_database($name) { // CUBRID does not allow to drop a database in SQL. The GUI tools // have to be used for this purpose. @@ -71,16 +67,15 @@ class CI_DB_cubrid_forge extends CI_DB_forge { /** * Process Fields * - * @access private * @param mixed the fields * @return string */ - function _process_fields($fields) + protected function _process_fields($fields) { $current_field_count = 0; $sql = ''; - foreach ($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 @@ -93,11 +88,11 @@ 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).'"'; if (array_key_exists('NAME', $attributes)) { - $sql .= ' '.$this->db->_protect_identifiers($attributes['NAME']).' '; + $sql .= ' '.$this->db->protect_identifiers($attributes['NAME']).' '; } if (array_key_exists('TYPE', $attributes)) @@ -172,15 +167,14 @@ class CI_DB_cubrid_forge extends CI_DB_forge { /** * Create Table * - * @access private * @param string the table name * @param mixed the fields * @param mixed primary key(s) * @param mixed key(s) - * @param boolean should 'IF NOT EXISTS' be added to the SQL + * @param bool should 'IF NOT EXISTS' be added to the SQL * @return bool */ - function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists) + public function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists) { $sql = 'CREATE TABLE '; @@ -197,10 +191,9 @@ class CI_DB_cubrid_forge extends CI_DB_forge { // If there is a PK defined if (count($primary_keys) > 0) { - $key_name = "pk_" . $table . "_" . - $this->db->_protect_identifiers(implode('_', $primary_keys)); - - $primary_keys = $this->db->_protect_identifiers($primary_keys); + $key_name = 'pk_'.$table.'_'.$this->db->protect_identifiers(implode('_', $primary_keys)); + + $primary_keys = $this->db->protect_identifiers($primary_keys); $sql .= ",\n\tCONSTRAINT " . $key_name . " PRIMARY KEY(" . implode(', ', $primary_keys) . ")"; } @@ -210,15 +203,15 @@ class CI_DB_cubrid_forge extends CI_DB_forge { { if (is_array($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(', ', $key) . ")"; } } @@ -233,10 +226,9 @@ class CI_DB_cubrid_forge extends CI_DB_forge { /** * Drop Table * - * @access private * @return string */ - function _drop_table($table) + public function _drop_table($table) { return "DROP TABLE IF EXISTS ".$this->db->_escape_identifiers($table); } @@ -249,28 +241,27 @@ class CI_DB_cubrid_forge extends CI_DB_forge { * Generates a platform-specific query so that a table can be altered * Called by add_column(), drop_column(), and column_alter(), * - * @access private * @param string the ALTER type (ADD, DROP, CHANGE) * @param string the column name * @param array fields * @param string the field after which we should add the new field - * @return object + * @return string */ - function _alter_table($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); + return $sql.$this->db->protect_identifiers($fields); } $sql .= $this->_process_fields($fields); if ($after_field != '') { - $sql .= ' AFTER ' . $this->db->_protect_identifiers($after_field); + return $sql.' AFTER '.$this->db->protect_identifiers($after_field); } return $sql; @@ -283,15 +274,13 @@ class CI_DB_cubrid_forge extends CI_DB_forge { * * Generates a platform-specific query so that a table can be renamed * - * @access private * @param string the old table name * @param string the new table name * @return string */ - function _rename_table($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($new_table_name); } } diff --git a/system/database/drivers/cubrid/cubrid_result.php b/system/database/drivers/cubrid/cubrid_result.php index 4c0fede10..6a61a213d 100644 --- a/system/database/drivers/cubrid/cubrid_result.php +++ b/system/database/drivers/cubrid/cubrid_result.php @@ -1,13 +1,13 @@ -<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE - * + * * Licensed under the Open Software License version 3.0 - * + * * This source file is subject to the Open Software License (OSL 3.0) that is * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: @@ -25,8 +25,6 @@ * @filesource */ -// -------------------------------------------------------------------- - /** * CUBRID Result Class * @@ -41,10 +39,9 @@ class CI_DB_cubrid_result extends CI_DB_result { /** * Number of rows in the result set * - * @access public - * @return integer + * @return int */ - function num_rows() + public function num_rows() { return @cubrid_num_rows($this->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); } @@ -84,10 +79,9 @@ 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() { $retval = array(); @@ -147,9 +141,9 @@ class CI_DB_cubrid_result extends CI_DB_result { /** * Free the result * - * @return null + * @return void */ - function free_result() + public function free_result() { if(is_resource($this->result_id) || get_resource_type($this->result_id) == "Unknown" && @@ -169,10 +163,9 @@ class CI_DB_cubrid_result extends CI_DB_result { * this internally before fetching results to make sure the * result set starts at zero * - * @access private * @return array */ - function _data_seek($n = 0) + protected function _data_seek($n = 0) { return cubrid_data_seek($this->result_id, $n); } @@ -184,10 +177,9 @@ class CI_DB_cubrid_result extends CI_DB_result { * * Returns the result set as an array * - * @access private * @return array */ - function _fetch_assoc() + protected function _fetch_assoc() { return cubrid_fetch_assoc($this->result_id); } @@ -199,16 +191,14 @@ 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($this->result_id); } } - /* End of file cubrid_result.php */ /* Location: ./system/database/drivers/cubrid/cubrid_result.php */
\ No newline at end of file diff --git a/system/database/drivers/cubrid/cubrid_utility.php b/system/database/drivers/cubrid/cubrid_utility.php index 750c0d8dd..dafd66146 100644 --- a/system/database/drivers/cubrid/cubrid_utility.php +++ b/system/database/drivers/cubrid/cubrid_utility.php @@ -1,13 +1,13 @@ -<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE - * + * * Licensed under the Open Software License version 3.0 - * + * * This source file is subject to the Open Software License (OSL 3.0) that is * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: @@ -25,8 +25,6 @@ * @filesource */ -// ------------------------------------------------------------------------ - /** * CUBRID Utility Class * @@ -39,10 +37,9 @@ class CI_DB_cubrid_utility extends CI_DB_utility { /** * List databases * - * @access private * @return array */ - function _list_databases() + public function _list_databases() { // CUBRID does not allow to see the list of all databases on the // server. It is the way its architecture is designed. Every @@ -66,12 +63,11 @@ class CI_DB_cubrid_utility extends CI_DB_utility { * * Generates a platform-specific query so that a table can be optimized * - * @access private * @param string the table name - * @return object + * @return bool * @link http://www.cubrid.org/manual/840/en/Optimize%20Database */ - function _optimize_table($table) + public function _optimize_table($table) { // No SQL based support in CUBRID as of version 8.4.0. Database or // table optimization can be performed using CUBRID Manager @@ -86,12 +82,11 @@ class CI_DB_cubrid_utility extends CI_DB_utility { * * Generates a platform-specific query so that a table can be repaired * - * @access private * @param string the table name - * @return object + * @return bool * @link http://www.cubrid.org/manual/840/en/Checking%20Database%20Consistency */ - function _repair_table($table) + public function _repair_table($table) { // Not supported in CUBRID as of version 8.4.0. Database or // table consistency can be checked using CUBRID Manager @@ -103,11 +98,10 @@ class CI_DB_cubrid_utility extends CI_DB_utility { /** * CUBRID Export * - * @access private * @param array Preferences * @return mixed */ - function _backup($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 diff --git a/system/database/drivers/interbase/index.html b/system/database/drivers/interbase/index.html new file mode 100644 index 000000000..c942a79ce --- /dev/null +++ b/system/database/drivers/interbase/index.html @@ -0,0 +1,10 @@ +<html> +<head> + <title>403 Forbidden</title> +</head> +<body> + +<p>Directory access is forbidden.</p> + +</body> +</html>
\ No newline at end of file diff --git a/system/database/drivers/interbase/interbase_driver.php b/system/database/drivers/interbase/interbase_driver.php new file mode 100644 index 000000000..a9a647202 --- /dev/null +++ b/system/database/drivers/interbase/interbase_driver.php @@ -0,0 +1,626 @@ +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +/** + * CodeIgniter + * + * An open source application development framework for PHP 5.2.4 or newer + * + * NOTICE OF LICENSE + * + * 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 + * 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 + * through the world wide web, please send an email to + * licensing@ellislab.com so we can send you a copy immediately. + * + * @package CodeIgniter + * @author EllisLab Dev Team + * @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 + * @filesource + */ + +// ------------------------------------------------------------------------ + +/** + * Firebird/Interbase Database Adapter Class + * + * Note: _DB is an extender class that the app controller + * creates dynamically based on whether the active record + * class is being used or not. + * + * @package CodeIgniter + * @subpackage Drivers + * @category Database + * @author EllisLab Dev Team + * @link http://codeigniter.com/user_guide/database/ + */ +class CI_DB_interbase_driver extends CI_DB { + + public $dbdriver = 'interbase'; + + // The character used to escape with + protected $_escape_char = '"'; + + // clause and character used for LIKE escape sequences + 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. + */ + protected $_count_string = "SELECT COUNT(*) AS "; + protected $_random_keyword = ' Random()'; // database specific random keyword + + // Keeps track of the resource for the current transaction + protected $trans; + + /** + * Non-persistent database connection + * + * @return resource + */ + public function db_connect() + { + return @ibase_connect($this->hostname.':'.$this->database, $this->username, $this->password, $this->char_set); + } + + // -------------------------------------------------------------------- + + /** + * Persistent database connection + * + * @return resource + */ + public function db_pconnect() + { + return @ibase_pconnect($this->hostname.':'.$this->database, $this->username, $this->password, $this->char_set); + } + + // -------------------------------------------------------------------- + + /** + * Reconnect + * + * Keep / reestablish the db connection if no queries have been + * sent for a length of time exceeding the server's idle timeout + * + * @return void + */ + public function reconnect() + { + // not implemented in Interbase/Firebird + } + + // -------------------------------------------------------------------- + + /** + * Select the database + * + * @return bool + */ + public function db_select() + { + // Connection selects the database + return TRUE; + } + + // -------------------------------------------------------------------- + + /** + * Database version number + * + * @return string + */ + public function version() + { + if (isset($this->data_cache['version'])) + { + return $this->data_cache['version']; + } + + if (($service = ibase_service_attach($this->hostname, $this->username, $this->password))) + { + $this->data_cache['version'] = ibase_server_info($service, IBASE_SVC_SERVER_VERSION); + + // Don't keep the service open + ibase_service_detach($service); + return $this->data_cache['version']; + } + + return FALSE; + } + + // -------------------------------------------------------------------- + + /** + * Execute the query + * + * @param string an SQL query + * @return resource + */ + protected function _execute($sql) + { + $sql = $this->_prep_query($sql); + return @ibase_query($this->conn_id, $sql); + } + + // -------------------------------------------------------------------- + + /** + * Prep the query + * + * If needed, each database adapter can prep the query string + * + * @param string an SQL query + * @return string + */ + protected function _prep_query($sql) + { + return $sql; + } + + // -------------------------------------------------------------------- + + /** + * Begin Transaction + * + * @return bool + */ + public function trans_begin($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) ? TRUE : FALSE; + + $this->trans = @ibase_trans($this->conn_id); + + return TRUE; + } + + // -------------------------------------------------------------------- + + /** + * 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 @ibase_commit($this->trans); + } + + // -------------------------------------------------------------------- + + /** + * 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 @ibase_rollback($this->trans); + } + + // -------------------------------------------------------------------- + + /** + * Escape String + * + * @param string + * @param bool whether or not the string will be used in a LIKE condition + * @return string + */ + public function escape_str($str, $like = FALSE) + { + if (is_array($str)) + { + foreach ($str as $key => $val) + { + $str[$key] = $this->escape_str($val, $like); + } + + return $str; + } + + // escape LIKE condition wildcards + if ($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 $str; + } + + // -------------------------------------------------------------------- + + /** + * Affected Rows + * + * @return integer + */ + public function affected_rows() + { + return @ibase_affected_rows($this->conn_id); + } + + // -------------------------------------------------------------------- + + /** + * Insert ID + * + * @param string $generator_name + * @param integer $inc_by + * @return integer + */ + public function insert_id($generator_name, $inc_by=0) + { + //If a generator hasn't been used before it will return 0 + return ibase_gen_id('"'.$generator_name.'"', $inc_by); + } + + // -------------------------------------------------------------------- + + /** + * "Count All" query + * + * Generates a platform-specific query string that counts all records in + * the specified database + * + * @param string + * @return string + */ + public function count_all($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) $row->numrows; + } + + // -------------------------------------------------------------------- + + /** + * List table query + * + * Generates a platform-specific query string so that the table names can be fetched + * + * @param boolean + * @return string + */ + protected function _list_tables($prefix_limit = FALSE) + { + $sql = <<<SQL + SELECT "RDB\$RELATION_NAME" FROM "RDB\$RELATIONS" + WHERE "RDB\$RELATION_NAME" NOT LIKE 'RDB$%' + AND "RDB\$RELATION_NAME" NOT LIKE 'MON$%' +SQL; + + if ($prefix_limit !== FALSE AND $this->dbprefix != '') + { + $sql .= ' AND "RDB$RELATION_NAME" LIKE \''.$this->escape_like_str($this->dbprefix)."%' ".sprintf($this->_like_escape_str, $this->_like_escape_chr); + } + return $sql; + } + + // -------------------------------------------------------------------- + + /** + * Show column query + * + * Generates a platform-specific query string so that the column names can be fetched + * + * @param string the table name + * @return string + */ + protected function _list_columns($table = '') + { + return <<<SQL + SELECT "RDB\$FIELD_NAME" FROM "RDB\$RELATION_FIELDS" + WHERE "RDB\$RELATION_NAME"='{$table}'; +SQL; + } + + // -------------------------------------------------------------------- + + /** + * Field data query + * + * Generates a platform-specific query so that the column data can be retrieved + * + * @param string the table name + * @return object + */ + protected function _field_data($table) + { + // Need to find a more efficient way to do this + // but Interbase/Firebird seems to lack the + // limit clause + return "SELECT * FROM {$table}"; + } + + // -------------------------------------------------------------------- + + /** + * Error + * + * Returns an array containing code and message of the last + * database error that has occured. + * + * @return array + */ + public function error() + { + return array('code' => ibase_errcode(), 'message' => ibase_errmsg()); + } + + // -------------------------------------------------------------------- + + /** + * Escape the SQL Identifiers + * + * This public function escapes column and table names + * + * @param string + * @return string + */ + protected function _escape_identifiers($item) + { + foreach ($this->_reserved_identifiers as $id) + { + if (strpos($item, '.'.$id) !== FALSE) + { + $str = $this->_escape_char. str_replace('.', $this->_escape_char.'.', $item); + + // remove duplicates if the user already included the escape + return preg_replace('/['.$this->_escape_char.']+/', $this->_escape_char, $str); + } + } + + if (strpos($item, '.') !== FALSE) + { + $str = $this->_escape_char.str_replace('.', $this->_escape_char.'.'.$this->_escape_char, $item).$this->_escape_char; + } + else + { + $str = $this->_escape_char.$item.$this->_escape_char; + } + + // remove duplicates if the user already included the escape + return preg_replace('/['.$this->_escape_char.']+/', $this->_escape_char, $str); + } + + // -------------------------------------------------------------------- + + /** + * From Tables + * + * This public function implicitly groups FROM tables so there is no confusion + * about operator precedence in harmony with SQL standards + * + * @param type + * @return type + */ + protected function _from_tables($tables) + { + if ( ! is_array($tables)) + { + $tables = array($tables); + } + + //Interbase/Firebird doesn't like grouped 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; + } + + //$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; + + return $sql; + } + + + // -------------------------------------------------------------------- + + /** + * Truncate statement + * + * Generates a platform-specific truncate string from the supplied data + * If the database does not support the truncate() command + * This public function maps to "DELETE FROM table" + * + * @param string the table name + * @return string + */ + protected function _truncate($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 "; + $conditions .= implode("\n", $this->ar_where); + + if (count($where) > 0 && count($like) > 0) + { + $conditions .= ' AND '; + } + $conditions .= implode("\n", $like); + } + + //$limit = ( ! $limit) ? '' : ' LIMIT '.$limit; + + return "DELETE FROM {$table}{$conditions}"; + } + + // -------------------------------------------------------------------- + + /** + * Limit string + * + * 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 + */ + protected function _limit($sql, $limit, $offset) + { + // Keep the current sql string safe for a moment + $orig_sql = $sql; + + // Limit clause depends on if Interbase or Firebird + if (stripos($this->version(), 'firebird') !== FALSE) + { + $sql = 'FIRST '. (int) $limit; + + if ($offset > 0) + { + $sql .= ' SKIP '. (int) $offset; + } + } + else + { + $sql = 'ROWS ' . (int) $limit; + + if ($offset > 0) + { + $sql = 'ROWS '. (int) $offset . ' TO ' . ($limit + $offset); + } + } + + return preg_replace('`SELECT`i', "SELECT {$sql}", $orig_sql); + } + + // -------------------------------------------------------------------- + + /** + * Close DB Connection + * + * @param resource + * @return void + */ + protected function _close($conn_id) + { + @ibase_close($conn_id); + } + +} + +/* End of file interbase_driver.php */ +/* Location: ./system/database/drivers/interbase/interbase_driver.php */ diff --git a/system/database/drivers/interbase/interbase_forge.php b/system/database/drivers/interbase/interbase_forge.php new file mode 100644 index 000000000..f46043569 --- /dev/null +++ b/system/database/drivers/interbase/interbase_forge.php @@ -0,0 +1,243 @@ +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +/** + * CodeIgniter + * + * An open source application development framework for PHP 5.2.4 or newer + * + * NOTICE OF LICENSE + * + * Licensed under the Open Software License version 3.0 + * + * This source file is subject to the Open Software License (OSL 3.0) that is + * bundled with this package in the files license.txt / license.rst. It is + * also available through the world wide web at this URL: + * http://opensource.org/licenses/OSL-3.0 + * If you did not receive a copy of the license and are unable to obtain it + * through the world wide web, please send an email to + * licensing@ellislab.com so we can send you a copy immediately. + * + * @package CodeIgniter + * @author EllisLab Dev Team + * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) + * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) + * @link http://codeigniter.com + * @since Version 3.0 + * @filesource + */ + +// ------------------------------------------------------------------------ + +/** + * Interbase/Firebird Forge Class + * + * @category Database + * @author EllisLab Dev Team + * @link http://codeigniter.com/user_guide/database/ + */ +class CI_DB_interbase_forge extends CI_DB_forge { + + /** + * Create database + * + * @param string the database name + * @return string + */ + protected function _create_database($filename='') + { + // Firebird databases are flat files, so a path is required + // Hostname is needed for remote access + return 'CREATE DATABASE "'.$this->hostname.':'.$filename.'"'; + + } + + // -------------------------------------------------------------------- + + /** + * Drop database + * + * @param string the database name - not used in this driver + * - the current db is dropped + * @return bool + */ + protected function _drop_database($name='') + { + return ibase_drop_db($this->conn_id); + } + // -------------------------------------------------------------------- + + /** + * Create Table + * + * @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 string + */ + protected function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists) + { + $sql = 'CREATE TABLE '; + + $sql .= $this->db->protect_identifiers($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); + + $sql .= ' '.$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) + { + $sql .= ' AUTO_INCREMENT'; + } + } + + // don't add a comma on the end of the last field + if (++$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) . ")"; + } + } + + $sql .= "\n)"; + + return $sql; + } + + // -------------------------------------------------------------------- + + /** + * Drop Table + * + * @return string + */ + protected function _drop_table($table) + { + return 'DROP TABLE '.$name; + } + + // -------------------------------------------------------------------- + + /** + * Alter table query + * + * Generates a platform-specific query so that a table can be altered + * Called by add_column(), drop_column(), and column_alter(), + * + * @param string the ALTER type (ADD, DROP, CHANGE) + * @param string the column name + * @param string the table name + * @param string the column definition + * @param string the default value + * @param boolean should 'NOT NULL' be added + * @param string the field after which we should add the new field + * @return string + */ + protected function _alter_table($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); + + $sql .= " {$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 $sql; + + } + + // -------------------------------------------------------------------- + + /** + * Rename a table + * + * Generates a platform-specific query so that a table can be renamed + * + * @param string the old table name + * @param string the new table name + * @return string + */ + protected function _rename_table($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 interbase_forge.php */ +/* Location: ./system/database/drivers/interbase/interbase_forge.php */
\ No newline at end of file diff --git a/system/database/drivers/interbase/interbase_result.php b/system/database/drivers/interbase/interbase_result.php new file mode 100644 index 000000000..5bf0c902d --- /dev/null +++ b/system/database/drivers/interbase/interbase_result.php @@ -0,0 +1,294 @@ +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +/** + * CodeIgniter + * + * An open source application development framework for PHP 5.2.4 or newer + * + * NOTICE OF LICENSE + * + * 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 + * 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 + * through the world wide web, please send an email to + * licensing@ellislab.com so we can send you a copy immediately. + * + * @package CodeIgniter + * @author EllisLab Dev Team + * @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 + * @filesource + */ + +// ------------------------------------------------------------------------ + +/** + * Interbase/Firebird Result Class + * + * This class extends the parent result class: CI_DB_result + * + * @category Database + * @author EllisLab Dev Team + * @link http://codeigniter.com/user_guide/database/ + */ +class CI_DB_interbase_result extends CI_DB_result { + + public $num_rows; + + /** + * Number of rows in the result set + * + * @return integer + */ + public function num_rows() + { + if( ! is_null($this->num_rows)) + { + return $this->num_rows; + } + + //Get the results so that you can get an accurate rowcount + $this->result(); + + return $this->num_rows; + } + + // -------------------------------------------------------------------- + + /** + * Number of fields in the result set + * + * @return integer + */ + public function num_fields() + { + return @ibase_num_fields($this->result_id); + } + + // -------------------------------------------------------------------- + + /** + * Fetch Field Names + * + * Generates an array of column names + * + * @return array + */ + public function list_fields() + { + $field_names = array(); + for ($i = 0, $num_fields = $this->num_fields(); $i < $num_fields; $i++) + { + $info = ibase_field_info($this->result_id, $i); + $field_names[] = $info['name']; + } + + 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, $num_fields = $this->num_fields(); $i < $num_fields; $i++) + { + $info = ibase_field_info($this->result_id, $i); + + $F = new stdClass(); + $F->name = $info['name']; + $F->type = $info['type']; + $F->max_length = $info['length']; + $F->primary_key = 0; + $F->default = ''; + + $retval[] = $F; + } + + return $retval; + } + + // -------------------------------------------------------------------- + + /** + * Free the result + * + * @return null + */ + public function free_result() + { + @ibase_free_result($this->result_id); + } + + // -------------------------------------------------------------------- + + /** + * 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 + */ + protected function _data_seek($n = 0) + { + //Set the row count to 0 + $this->num_rows = 0; + + //Interbase driver doesn't implement a suitable function + return FALSE; + } + + // -------------------------------------------------------------------- + + /** + * Result - associative array + * + * Returns the result set as an array + * + * @return array + */ + protected function _fetch_assoc() + { + if (($row = @ibase_fetch_assoc($this->result_id, IBASE_FETCH_BLOBS)) !== FALSE) + { + //Increment row count + $this->num_rows++; + } + + return $row; + } + + // -------------------------------------------------------------------- + + /** + * Result - object + * + * Returns the result set as an object + * + * @return object + */ + protected function _fetch_object() + { + if (($row = @ibase_fetch_object($this->result_id, IBASE_FETCH_BLOBS)) !== FALSE) + { + //Increment row count + $this->num_rows++; + } + + return $row; + } + + // -------------------------------------------------------------------- + + /** + * Query result. "object" version. + * + * @return object + */ + public function result_object() + { + if (count($this->result_object) > 0) + { + return $this->result_object; + } + + // Convert result array to object so that + // We don't have to get the result again + if (count($this->result_array) > 0) + { + $i = 0; + + foreach ($this->result_array as $array) + { + $this->result_object[$i] = new StdClass(); + + foreach ($array as $key => $val) + { + $this->result_object[$i]->{$key} = $val; + } + + ++$i; + } + + return $this->result_object; + } + + // In the event that query caching is on the result_id variable + // will return FALSE since there isn't a valid SQL resource so + // we'll simply return an empty array. + if ($this->result_id === FALSE) + { + return array(); + } + + $this->num_rows = 0; + while ($row = $this->_fetch_object()) + { + $this->result_object[] = $row; + } + + return $this->result_object; + } + + // -------------------------------------------------------------------- + + /** + * Query result. "array" version. + * + * @return array + */ + public function result_array() + { + if (count($this->result_array) > 0) + { + return $this->result_array; + } + + // Since the object and array are really similar, just case + // the result object to an array if need be + if (count($this->result_object) > 0) + { + foreach ($this->result_object as $obj) + { + $this->result_array[] = (array) $obj; + } + + return $this->result_array; + } + + // In the event that query caching is on the result_id variable + // will return FALSE since there isn't a valid SQL resource so + // we'll simply return an empty array. + if ($this->result_id === FALSE) + { + return array(); + } + + $this->num_rows = 0; + while ($row = $this->_fetch_assoc()) + { + $this->result_array[] = $row; + } + + return $this->result_array; + } + +} + +/* End of file interbase_result.php */ +/* Location: ./system/database/drivers/interbase/interbase_result.php */
\ No newline at end of file diff --git a/system/database/drivers/interbase/interbase_utility.php b/system/database/drivers/interbase/interbase_utility.php new file mode 100644 index 000000000..a88055ee0 --- /dev/null +++ b/system/database/drivers/interbase/interbase_utility.php @@ -0,0 +1,115 @@ +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +/** + * CodeIgniter + * + * An open source application development framework for PHP 5.2.4 or newer + * + * NOTICE OF LICENSE + * + * 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 + * 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 + * through the world wide web, please send an email to + * licensing@ellislab.com so we can send you a copy immediately. + * + * @package CodeIgniter + * @author EllisLab Dev Team + * @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 + * @filesource + */ + +// ------------------------------------------------------------------------ + +/** + * Interbase/Firebird Utility Class + * + * @category Database + * @author EllisLab Dev Team + * @link http://codeigniter.com/user_guide/database/ + */ +class CI_DB_interbase_utility extends CI_DB_utility { + + /** + * List databases + * + * I don't believe you can do a database listing with Firebird + * since each database is its own file. I suppose we could + * try reading a directory looking for Firebird files, but + * that doesn't seem like a terribly good idea + * + * @return bool + */ + public function _list_databases() + { + if ($this->db_debug) + { + return $this->db->display_error('db_unsuported_feature'); + } + return FALSE; + } + + // -------------------------------------------------------------------- + + /** + * Optimize table query + * + * Is optimization even supported in Interbase/Firebird? + * + * @param string the table name + * @return object + */ + public function _optimize_table($table) + { + return FALSE; + } + + // -------------------------------------------------------------------- + + /** + * Repair table query + * + * Table repairs are not supported in Interbase/Firebird + * + * @param string the table name + * @return object + */ + public function _repair_table($table) + { + return FALSE; + } + + // -------------------------------------------------------------------- + + /** + * Interbase/Firebird Export + * + * @param string $filename + * @return mixed + */ + public function backup($filename) + { + if ($service = ibase_service_attach($this->db->hostname, $this->db->username, $this->db->password)) + { + $res = ibase_backup($service, $this->db->database, $filename.'.fbk'); + + //Close the service connection + ibase_service_detach($service); + + return $res; + } + else + { + return FALSE; + } + } +} + +/* End of file interbase_utility.php */ +/* Location: ./system/database/drivers/interbase/interbase_utility.php */
\ No newline at end of file diff --git a/system/database/drivers/mssql/mssql_driver.php b/system/database/drivers/mssql/mssql_driver.php index 25a32f364..b6b64cc44 100644 --- a/system/database/drivers/mssql/mssql_driver.php +++ b/system/database/drivers/mssql/mssql_driver.php @@ -2,7 +2,7 @@ /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE * @@ -138,22 +138,6 @@ class CI_DB_mssql_driver extends CI_DB { // -------------------------------------------------------------------- /** - * Set client character set - * - * @access public - * @param string - * @param string - * @return resource - */ - function db_set_charset($charset, $collation) - { - // @todo - add support if needed - return TRUE; - } - - // -------------------------------------------------------------------- - - /** * Execute the query * * @access private called by the base class @@ -355,12 +339,11 @@ 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'; } // -------------------------------------------------------------------- @@ -382,8 +365,7 @@ class CI_DB_mssql_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->num_rows() == 0) { return 0; @@ -454,28 +436,18 @@ class CI_DB_mssql_driver extends CI_DB { // -------------------------------------------------------------------- /** - * The error message string + * Error * - * @access private - * @return string - */ - function _error_message() - { - return mssql_get_last_message(); - } - - // -------------------------------------------------------------------- - - /** - * The error message number + * Returns an array containing code and message of the last + * database error that has occured. * - * @access private - * @return integer + * @return array */ - function _error_number() + public function error() { - // Are error numbers supported? - return ''; + $query = $this->query('SELECT @@ERROR AS code'); + $query = $query->row(); + return array('code' => $query->code, 'message' => mssql_get_last_message()); } // -------------------------------------------------------------------- diff --git a/system/database/drivers/mssql/mssql_forge.php b/system/database/drivers/mssql/mssql_forge.php index dd8aa3448..4a8089bb1 100644 --- a/system/database/drivers/mssql/mssql_forge.php +++ b/system/database/drivers/mssql/mssql_forge.php @@ -2,7 +2,7 @@ /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE * @@ -113,7 +113,7 @@ class CI_DB_mssql_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); $sql .= ' '.$attributes['TYPE']; @@ -156,7 +156,7 @@ class CI_DB_mssql_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(', ', $primary_keys) . ")"; } @@ -166,11 +166,11 @@ class CI_DB_mssql_forge extends CI_DB_forge { { if (is_array($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(', ', $key) . ")"; @@ -202,7 +202,7 @@ class CI_DB_mssql_forge extends CI_DB_forge { */ function _alter_table($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 ($alter_type == 'DROP') @@ -228,7 +228,7 @@ class CI_DB_mssql_forge extends CI_DB_forge { if ($after_field != '') { - $sql .= ' AFTER ' . $this->db->_protect_identifiers($after_field); + return $sql.' AFTER '.$this->db->protect_identifiers($after_field); } return $sql; @@ -250,11 +250,10 @@ class CI_DB_mssql_forge extends CI_DB_forge { function _rename_table($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($new_table_name); } } /* End of file mssql_forge.php */ -/* Location: ./system/database/drivers/mssql/mssql_forge.php */
\ No newline at end of file +/* Location: ./system/database/drivers/mssql/mssql_forge.php */ diff --git a/system/database/drivers/mssql/mssql_result.php b/system/database/drivers/mssql/mssql_result.php index bba2e6243..b205ce2d1 100644 --- a/system/database/drivers/mssql/mssql_result.php +++ b/system/database/drivers/mssql/mssql_result.php @@ -2,7 +2,7 @@ /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE * diff --git a/system/database/drivers/mssql/mssql_utility.php b/system/database/drivers/mssql/mssql_utility.php index be6ed5bb0..28f34b999 100644 --- a/system/database/drivers/mssql/mssql_utility.php +++ b/system/database/drivers/mssql/mssql_utility.php @@ -2,7 +2,7 @@ /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE * diff --git a/system/database/drivers/mysql/mysql_driver.php b/system/database/drivers/mysql/mysql_driver.php index c88a8a766..ba646d226 100644 --- a/system/database/drivers/mysql/mysql_driver.php +++ b/system/database/drivers/mysql/mysql_driver.php @@ -2,7 +2,7 @@ /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE * @@ -144,26 +144,25 @@ class CI_DB_mysql_driver extends CI_DB { * Set client character set * * @param string - * @param string * @return bool */ - public function db_set_charset($charset, $collation) + protected function _db_set_charset($charset) { - return function_exists('mysql_set_charset') - ? @mysql_set_charset($charset, $this->conn_id) - : @mysql_query("SET NAMES '".$this->escape_str($charset)."' COLLATE '".$this->escape_str($collation)."'", $this->conn_id); + return @mysql_set_charset($charset, $this->conn_id); } // -------------------------------------------------------------------- /** - * Version number query string + * Database version number * * @return string */ - protected function _version() + public function version() { - return 'SELECT version() AS ver'; + return isset($this->data_cache['version']) + ? $this->data_cache['version'] + : $this->data_cache['version'] = @mysql_get_server_info($this->conn_id); } // -------------------------------------------------------------------- @@ -287,18 +286,7 @@ class CI_DB_mysql_driver extends CI_DB { return $str; } - if (function_exists('mysql_real_escape_string') && is_resource($this->conn_id)) - { - $str = mysql_real_escape_string($str, $this->conn_id); - } - elseif (function_exists('mysql_escape_string')) - { - $str = mysql_escape_string($str); - } - else - { - $str = addslashes($str); - } + $str = is_resource($this->conn_id) ? mysql_real_escape_string($str, $this->conn_id) : addslashes($str); // escape LIKE condition wildcards if ($like === TRUE) @@ -402,40 +390,50 @@ class CI_DB_mysql_driver extends CI_DB { // -------------------------------------------------------------------- /** - * Field data query - * - * Generates a platform-specific query so that the column data can be retrieved + * Returns an object with field data * * @param string the table name - * @return string + * @return object */ - public function _field_data($table) + public function field_data($table = '') { - return 'DESCRIBE '.$table; - } + if ($table == '') + { + return ($this->db_debug) ? $this->display_error('db_field_param_missing') : FALSE; + } - // -------------------------------------------------------------------- + $query = $this->query('DESCRIBE '.$this->protect_identifiers($table, TRUE, NULL, FALSE)); + $query = $query->result_object(); - /** - * The error message string - * - * @return string - */ - protected function _error_message() - { - return mysql_error($this->conn_id); + $retval = array(); + for ($i = 0, $c = count($query); $i < $c; $i++) + { + preg_match('/([a-z]+)(\(\d+\))?/', $query[$i]->Type, $matches); + + $retval[$i] = new stdClass(); + $retval[$i]->name = $query[$i]->Field; + $retval[$i]->type = empty($matches[1]) ? NULL : $matches[1]; + $retval[$i]->default = $query[$i]->Default; + $retval[$i]->max_length = empty($matches[2]) ? NULL : preg_replace('/[^\d]/', '', $matches[2]); + $retval[$i]->primary_key = (int) ($query[$i]->Key === 'PRI'); + } + + return $retval; } // -------------------------------------------------------------------- /** - * The error message number + * Error * - * @return int + * Returns an array containing code and message of the last + * database error that has occured. + * + * @return array */ - protected function _error_number() + public function error() { - return mysql_errno($this->conn_id); + return array('code' => mysql_errno($this->conn_id), 'message' => mysql_error($this->conn_id)); } // -------------------------------------------------------------------- diff --git a/system/database/drivers/mysql/mysql_forge.php b/system/database/drivers/mysql/mysql_forge.php index 0f251b086..d317ac3e0 100644 --- a/system/database/drivers/mysql/mysql_forge.php +++ b/system/database/drivers/mysql/mysql_forge.php @@ -2,7 +2,7 @@ /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE * @@ -66,7 +66,7 @@ class CI_DB_mysql_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; $sql = ''; @@ -151,7 +151,7 @@ class CI_DB_mysql_forge extends CI_DB_forge { if (count($primary_keys) > 0) { - $key_name = $this->db->_protect_identifiers(implode('_', $primary_keys)); + $key_name = $this->db->protect_identifiers(implode('_', $primary_keys)); $sql .= ",\n\tPRIMARY KEY ".$key_name.' ('.implode(', ', $this->db->protect_identifiers($primary_keys)).')'; } @@ -161,12 +161,12 @@ class CI_DB_mysql_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); } diff --git a/system/database/drivers/mysql/mysql_result.php b/system/database/drivers/mysql/mysql_result.php index 8f04a936d..cec28dc2d 100644 --- a/system/database/drivers/mysql/mysql_result.php +++ b/system/database/drivers/mysql/mysql_result.php @@ -2,7 +2,7 @@ /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE * @@ -90,18 +90,14 @@ class CI_DB_mysql_result extends CI_DB_result { public function field_data() { $retval = array(); - while ($field = mysql_fetch_object($this->result_id)) + for ($i = 0, $c = $this->num_fields(); $i < $c; $i++) { - preg_match('/([a-zA-Z]+)(\(\d+\))?/', $field->Type, $matches); - - $F = new stdClass(); - $F->name = $field->Field; - $F->type = ( ! empty($matches[1])) ? $matches[1] : NULL; - $F->default = $field->Default; - $F->max_length = ( ! empty($matches[2])) ? preg_replace('/[^\d]/', '', $matches[2]) : NULL; - $F->primary_key = (int) ($field->Key === 'PRI'); - - $retval[] = $F; + $retval[$i] = new stdClass(); + $retval[$i]->name = mysql_field_name($this->result_id, $i); + $retval[$i]->type = mysql_field_type($this->result_id, $i); + $retval[$i]->max_length = mysql_field_len($this->result_id, $i); + $retval[$i]->primary_key = (strpos(mysql_field_flags($this->result_id, $i), 'primary_key') === FALSE) ? 0 : 1; + $retval[$i]->default = ''; } return $retval; diff --git a/system/database/drivers/mysql/mysql_utility.php b/system/database/drivers/mysql/mysql_utility.php index 952f887fe..d716b004a 100644 --- a/system/database/drivers/mysql/mysql_utility.php +++ b/system/database/drivers/mysql/mysql_utility.php @@ -2,7 +2,7 @@ /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE * diff --git a/system/database/drivers/mysqli/mysqli_driver.php b/system/database/drivers/mysqli/mysqli_driver.php index dbba12e15..f38b94c13 100644 --- a/system/database/drivers/mysqli/mysqli_driver.php +++ b/system/database/drivers/mysqli/mysqli_driver.php @@ -2,7 +2,7 @@ /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE * @@ -144,26 +144,25 @@ class CI_DB_mysqli_driver extends CI_DB { * Set client character set * * @param string - * @param string * @return bool */ - protected function _db_set_charset($charset, $collation) + protected function _db_set_charset($charset) { - return function_exists('mysqli_set_charset') - ? @mysqli_set_charset($this->conn_id, $charset) - : @mysqli_query($this->conn_id, "SET NAMES '".$this->escape_str($charset)."' COLLATE '".$this->escape_str($collation)."'"); + return @mysqli_set_charset($this->conn_id, $charset); } // -------------------------------------------------------------------- /** - * Version number query string + * Database version number * * @return string */ - protected function _version() + public function version() { - return @mysqli_get_server_info($this->conn_id); + return isset($this->data_cache['version']) + ? $this->data_cache['version'] + : $this->data_cache['version'] = @mysqli_get_server_info($this->conn_id); } // -------------------------------------------------------------------- @@ -287,18 +286,7 @@ class CI_DB_mysqli_driver extends CI_DB { return $str; } - if (function_exists('mysqli_real_escape_string') && is_object($this->conn_id)) - { - $str = mysqli_real_escape_string($this->conn_id, $str); - } - elseif (function_exists('mysql_escape_string')) - { - $str = mysql_escape_string($str); - } - else - { - $str = addslashes($str); - } + $str = is_object($this->conn_id) ? mysqli_real_escape_string($this->conn_id, $str) : addslashes($str); // escape LIKE condition wildcards if ($like === TRUE) @@ -351,7 +339,7 @@ class CI_DB_mysqli_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->num_rows() == 0) { return 0; @@ -397,46 +385,56 @@ class CI_DB_mysqli_driver extends CI_DB { */ protected function _list_columns($table = '') { - return 'SHOW COLUMNS FROM '.$this->_protect_identifiers($table, TRUE, NULL, FALSE); + return 'SHOW COLUMNS FROM '.$this->protect_identifiers($table, TRUE, NULL, FALSE); } // -------------------------------------------------------------------- /** - * Field data query - * - * Generates a platform-specific query so that the column data can be retrieved + * Returns an object with field data * * @param string the table name - * @return string + * @return object */ - protected function _field_data($table) + public function field_data($table = '') { - return 'DESCRIBE '.$table; - } + if ($table == '') + { + return ($this->db_debug) ? $this->display_error('db_field_param_missing') : FALSE; + } - // -------------------------------------------------------------------- + $query = $this->query('DESCRIBE '.$this->protect_identifiers($table, TRUE, NULL, FALSE)); + $query = $query->result_object(); - /** - * The error message string - * - * @return string - */ - protected function _error_message() - { - return mysqli_error($this->conn_id); + $retval = array(); + for ($i = 0, $c = count($query); $i < $c; $i++) + { + preg_match('/([a-z]+)(\(\d+\))?/', $query[$i]->Type, $matches); + + $retval[$i] = new stdClass(); + $retval[$i]->name = $query[$i]->Field; + $retval[$i]->type = empty($matches[1]) ? NULL : $matches[1]; + $retval[$i]->default = $query[$i]->Default; + $retval[$i]->max_length = empty($matches[2]) ? NULL : preg_replace('/[^\d]/', '', $matches[2]); + $retval[$i]->primary_key = (int) ($query[$i]->Key === 'PRI'); + } + + return $retval; } // -------------------------------------------------------------------- /** - * The error message number + * Error * - * @return int + * Returns an array containing code and message of the last + * database error that has occured. + * + * @return array */ - protected function _error_number() + public function error() { - return mysqli_errno($this->conn_id); + return array('code' => mysqli_errno($this->conn_id), 'message' => mysqli_error($this->conn_id)); } // -------------------------------------------------------------------- diff --git a/system/database/drivers/mysqli/mysqli_forge.php b/system/database/drivers/mysqli/mysqli_forge.php index 7de036127..9ec4bf7aa 100644 --- a/system/database/drivers/mysqli/mysqli_forge.php +++ b/system/database/drivers/mysqli/mysqli_forge.php @@ -2,7 +2,7 @@ /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE * @@ -66,7 +66,7 @@ class CI_DB_mysqli_forge extends CI_DB_forge { * @param mixed the fields * @return string */ - public function _process_fields($fields) + protected function _process_fields($fields) { $current_field_count = 0; $sql = ''; @@ -86,9 +86,32 @@ class CI_DB_mysqli_forge extends CI_DB_forge { $sql .= "\n\t".$this->db->protect_identifiers($field) .( ! empty($attributes['NAME']) ? ' '.$this->db->protect_identifiers($attributes['NAME']).' ' : '') - .( ! empty($attributes['TYPE']) ? ' '.$attributes['TYPE'] : '') - .( ! empty($attributes['CONSTRAINT']) ? '('.$attributes['CONSTRAINT'].')' : '') - .(( ! empty($attributes['UNSIGNED']) && $attributes['UNSIGNED'] === TRUE) ? ' UNSIGNED' : '') + ; + + if ( ! empty($attributes['TYPE'])) + { + $sql .= ' '.$attributes['TYPE']; + + if ( ! empty($attributes['CONSTRAINT'])) + { + switch (strtolower($attributes['TYPE'])) + { + case 'decimal': + case 'float': + case 'numeric': + $sql .= '('.implode(',', $attributes['CONSTRAINT']).')'; + break; + case 'enum': + case 'set': + $sql .= '("'.implode('","', $attributes['CONSTRAINT']).'")'; + break; + default: + $sql .= '('.$attributes['CONSTRAINT'].')'; + } + } + } + + $sql .= (( ! empty($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']) && $attributes['AUTO_INCREMENT'] === TRUE) ? ' AUTO_INCREMENT' : ''); @@ -183,7 +206,7 @@ class CI_DB_mysqli_forge extends CI_DB_forge { */ public function _alter_table($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') diff --git a/system/database/drivers/mysqli/mysqli_result.php b/system/database/drivers/mysqli/mysqli_result.php index 0a50cccac..f135f4d46 100644 --- a/system/database/drivers/mysqli/mysqli_result.php +++ b/system/database/drivers/mysqli/mysqli_result.php @@ -2,7 +2,7 @@ /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE * @@ -90,18 +90,15 @@ class CI_DB_mysqli_result extends CI_DB_result { public function field_data() { $retval = array(); - while ($field = mysqli_fetch_object($this->result_id)) + $field_data = mysqli_fetch_fields($this->result_id); + for ($i = 0, $c = count($field_data); $i < $c; $i++) { - preg_match('/([a-zA-Z]+)(\(\d+\))?/', $field->Type, $matches); - - $F = new stdClass(); - $F->name = $field->Field; - $F->type = ( ! empty($matches[1])) ? $matches[1] : NULL; - $F->default = $field->Default; - $F->max_length = ( ! empty($matches[2])) ? preg_replace('/[^\d]/', '', $matches[2]) : NULL; - $F->primary_key = (int) ($field->Key === 'PRI'); - - $retval[] = $F; + $retval[$i] = new stdClass(); + $retval[$i]->name = $field_data[$i]->name; + $retval[$i]->type = $field_data[$i]->type; + $retval[$i]->max_length = $field_data[$i]->max_length; + $retval[$i]->primary_key = (int) ($field_data[$i]->flags & 2); + $retval[$i]->default = ''; } return $retval; diff --git a/system/database/drivers/mysqli/mysqli_utility.php b/system/database/drivers/mysqli/mysqli_utility.php index 3fdc5c723..650ddfd18 100644 --- a/system/database/drivers/mysqli/mysqli_utility.php +++ b/system/database/drivers/mysqli/mysqli_utility.php @@ -2,7 +2,7 @@ /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE * diff --git a/system/database/drivers/oci8/oci8_driver.php b/system/database/drivers/oci8/oci8_driver.php index c6621901b..070d58a34 100644 --- a/system/database/drivers/oci8/oci8_driver.php +++ b/system/database/drivers/oci8/oci8_driver.php @@ -2,7 +2,7 @@ /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE * @@ -139,30 +139,15 @@ class CI_DB_oci8_driver extends CI_DB { // -------------------------------------------------------------------- /** - * Set client character set + * Database version number * - * @access public - * @param string - * @param string - * @return resource - */ - public function db_set_charset($charset, $collation) - { - // this is done upon connect - return TRUE; - } - - // -------------------------------------------------------------------- - - /** - * Version number query string - * - * @access protected - * @return string + * @return string */ - protected function _version() + public function version() { - return oci_server_version($this->conn_id); + return isset($this->data_cache['version']) + ? $this->data_cache['version'] + : $this->data_cache['version'] = oci_server_version($this->conn_id); } // -------------------------------------------------------------------- @@ -398,10 +383,9 @@ class CI_DB_oci8_driver extends CI_DB { /** * Escape String * - * @access public - * @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) { @@ -415,15 +399,14 @@ 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; @@ -475,8 +458,7 @@ 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) { return 0; @@ -545,31 +527,32 @@ class CI_DB_oci8_driver extends CI_DB { // -------------------------------------------------------------------- /** - * The error message string + * Error * - * @access protected - * @return string - */ - 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(); - return $error['message']; - } - - // -------------------------------------------------------------------- - - /** - * The error message number + * Returns an array containing code and message of the last + * database error that has occured. * - * @access protected - * @return integer + * @return array */ - protected function _error_number() + public function error() { - // Same as _error_message() - $error = is_resource($this->conn_id) ? oci_error($this->conn_id) : oci_error(); - return $error['code']; + /* oci_error() returns an array that already contains the + * 'code' and 'message' keys, so we can just return it. + */ + if (is_resource($this->curs_id)) + { + return oci_error($this->curs_id); + } + elseif (is_resource($this->stmt_id)) + { + return oci_error($this->stmt_id); + } + elseif (is_resource($this->conn_id)) + { + return oci_error($this->conn_id); + } + + return oci_error(); } // -------------------------------------------------------------------- diff --git a/system/database/drivers/oci8/oci8_forge.php b/system/database/drivers/oci8/oci8_forge.php index b4a24cdca..7fcc8094d 100644 --- a/system/database/drivers/oci8/oci8_forge.php +++ b/system/database/drivers/oci8/oci8_forge.php @@ -2,7 +2,7 @@ /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE * @@ -67,15 +67,14 @@ class CI_DB_oci8_forge extends CI_DB_forge { /** * Create Table * - * @access private * @param string the table name * @param array the fields * @param mixed primary key(s) * @param mixed key(s) - * @param boolean should 'IF NOT EXISTS' be added to the SQL + * @param bool should 'IF NOT EXISTS' be added to the SQL * @return bool */ - function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists) + public function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists) { $sql = 'CREATE TABLE '; @@ -84,54 +83,27 @@ 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) + 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'] + .((isset($attributes['UNSINGED']) && $attributes['UNSIGNED'] === TRUE) ? ' UNSIGNED' : '') + .(isset($attributes['DEFAULT']) ? " DEFAULT '".$attributes['DEFAULT']."'" : '') + .((isset($attributes['NULL']) && $attributes['NULL'] === TRUE) ? '' : ' NOT NULL') + .(isset($attributes['CONSTRAINT']) ? ' CONSTRAINT '.$attributes['CONSTRAINT'] : ''); } // don't add a comma on the end of the last field @@ -143,8 +115,8 @@ class CI_DB_oci8_forge extends CI_DB_forge { if (count($primary_keys) > 0) { - $primary_keys = $this->db->_protect_identifiers($primary_keys); - $sql .= ",\n\tPRIMARY KEY (" . implode(', ', $primary_keys) . ")"; + $primary_keys = $this->db->protect_identifiers($primary_keys); + $sql .= ",\n\tCONSTRAINT ".$table.' PRIMARY KEY ('.implode(', ', $primary_keys).')'; } if (is_array($keys) && count($keys) > 0) @@ -153,20 +125,18 @@ class CI_DB_oci8_forge extends CI_DB_forge { { if (is_array($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) . ")"; + $sql .= ",\n\tUNIQUE COLUMNS (".implode(', ', $key).")"; } } - $sql .= "\n)"; - - return $sql; + return $sql."\n)"; } // -------------------------------------------------------------------- @@ -202,7 +172,7 @@ class CI_DB_oci8_forge extends CI_DB_forge { */ function _alter_table($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 ($alter_type == 'DROP') @@ -228,7 +198,7 @@ class CI_DB_oci8_forge extends CI_DB_forge { if ($after_field != '') { - $sql .= ' AFTER ' . $this->db->_protect_identifiers($after_field); + return $sql.' AFTER '.$this->db->protect_identifiers($after_field); } return $sql; @@ -249,12 +219,10 @@ class CI_DB_oci8_forge extends CI_DB_forge { */ function _rename_table($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 */ -/* 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..6f1b8b4c1 100644 --- a/system/database/drivers/oci8/oci8_result.php +++ b/system/database/drivers/oci8/oci8_result.php @@ -2,7 +2,7 @@ /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE * @@ -38,9 +38,18 @@ */ class CI_DB_oci8_result extends CI_DB_result { - var $stmt_id; - var $curs_id; - var $limit_used; + public $stmt_id; + public $curs_id; + public $limit_used; + + public function __construct(&$driver_object) + { + parent::__construct($driver_object); + $this->stmt_id = $driver_object->stmt_id; + $this->curs_id = $driver_object->curs_id; + $this->limit_used = $driver_object->limit_used; + $driver_object->stmt_id = FALSE; + } /** * Number of rows in the result set. diff --git a/system/database/drivers/oci8/oci8_utility.php b/system/database/drivers/oci8/oci8_utility.php index d60f98bc4..62dfb2f3c 100644 --- a/system/database/drivers/oci8/oci8_utility.php +++ b/system/database/drivers/oci8/oci8_utility.php @@ -2,7 +2,7 @@ /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE * diff --git a/system/database/drivers/odbc/odbc_driver.php b/system/database/drivers/odbc/odbc_driver.php index 6ba39f0cd..cfa561c3d 100644 --- a/system/database/drivers/odbc/odbc_driver.php +++ b/system/database/drivers/odbc/odbc_driver.php @@ -1,13 +1,13 @@ -<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE - * + * * 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 * also available through the world wide web at this URL: @@ -25,8 +25,6 @@ * @filesource */ -// ------------------------------------------------------------------------ - /** * ODBC Database Adapter Class * @@ -42,25 +40,25 @@ */ class CI_DB_odbc_driver extends CI_DB { - var $dbdriver = 'odbc'; + public $dbdriver = 'odbc'; // the character used to excape - not necessary for ODBC - var $_escape_char = ''; + protected $_escape_char = ''; // clause and character used for LIKE escape sequences - var $_like_escape_str = " {escape '%s'} "; - var $_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. */ - var $_count_string = "SELECT COUNT(*) AS "; - var $_random_keyword; + protected $_count_string = 'SELECT COUNT(*) AS '; + protected $_random_keyword; - function __construct($params) + public function __construct($params) { parent::__construct($params); @@ -70,10 +68,9 @@ class CI_DB_odbc_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 @odbc_connect($this->hostname, $this->username, $this->password); } @@ -83,10 +80,9 @@ class CI_DB_odbc_driver extends CI_DB { /** * Persistent database connection * - * @access private called by the base class * @return resource */ - function db_pconnect() + public function db_pconnect() { return @odbc_pconnect($this->hostname, $this->username, $this->password); } @@ -99,10 +95,9 @@ class CI_DB_odbc_driver extends CI_DB { * Keep / reestablish the db connection if no queries have been * sent for a length of time exceeding the server's idle timeout * - * @access public * @return void */ - function reconnect() + public function reconnect() { // not implemented in odbc } @@ -112,10 +107,9 @@ class CI_DB_odbc_driver extends CI_DB { /** * Select the database * - * @access private called by the base class * @return resource */ - function db_select() + public function db_select() { // Not needed for ODBC return TRUE; @@ -124,42 +118,12 @@ class CI_DB_odbc_driver extends CI_DB { // -------------------------------------------------------------------- /** - * Set client character set - * - * @access public - * @param string - * @param string - * @return resource - */ - function db_set_charset($charset, $collation) - { - // @todo - add support if needed - return TRUE; - } - - // -------------------------------------------------------------------- - - /** - * Version number query string - * - * @access public - * @return string - */ - function _version() - { - return "SELECT version() AS ver"; - } - - // -------------------------------------------------------------------- - - /** * Execute the query * - * @access private called by the base class * @param string an SQL query * @return resource */ - function _execute($sql) + protected function _execute($sql) { $sql = $this->_prep_query($sql); return @odbc_exec($this->conn_id, $sql); @@ -172,11 +136,10 @@ class CI_DB_odbc_driver extends CI_DB { * * If needed, each database adapter can prep the query string * - * @access private called by execute() * @param string an SQL query * @return string */ - function _prep_query($sql) + protected function _prep_query($sql) { return $sql; } @@ -186,10 +149,9 @@ class CI_DB_odbc_driver extends CI_DB { /** * Begin Transaction * - * @access public * @return bool */ - function trans_begin($test_mode = FALSE) + public function trans_begin($test_mode = FALSE) { if ( ! $this->trans_enabled) { @@ -215,10 +177,9 @@ 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) { @@ -241,10 +202,9 @@ class CI_DB_odbc_driver extends CI_DB { /** * Rollback Transaction * - * @access public * @return bool */ - function trans_rollback() + public function trans_rollback() { if ( ! $this->trans_enabled) { @@ -267,12 +227,11 @@ class CI_DB_odbc_driver extends CI_DB { /** * Escape String * - * @access public * @param string * @param bool whether or not the string will be used in a LIKE condition * @return string */ - function escape_str($str, $like = FALSE) + public function escape_str($str, $like = FALSE) { if (is_array($str)) { @@ -290,9 +249,9 @@ 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 $str; @@ -303,10 +262,9 @@ class CI_DB_odbc_driver extends CI_DB { /** * Affected Rows * - * @access public - * @return integer + * @return int */ - function affected_rows() + public function affected_rows() { return @odbc_num_rows($this->conn_id); } @@ -316,12 +274,11 @@ class CI_DB_odbc_driver extends CI_DB { /** * Insert ID * - * @access public - * @return integer + * @return bool */ - function insert_id() + public function insert_id() { - return @odbc_insert_id($this->conn_id); + return ($this->db->db_debug) ? $this->db->display_error('db_unsuported_feature') : FALSE; } // -------------------------------------------------------------------- @@ -332,18 +289,17 @@ class CI_DB_odbc_driver extends CI_DB { * Generates a platform-specific query string that counts all records in * the specified database * - * @access public * @param string * @return string */ - function count_all($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 ($query->num_rows() == 0) { @@ -362,11 +318,10 @@ class CI_DB_odbc_driver extends CI_DB { * * Generates a platform-specific query string so that the table names can be fetched * - * @access private - * @param boolean + * @param bool * @return string */ - function _list_tables($prefix_limit = FALSE) + protected function _list_tables($prefix_limit = FALSE) { $sql = "SHOW TABLES FROM `".$this->database."`"; @@ -386,11 +341,10 @@ 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 ".$table; } @@ -402,11 +356,10 @@ class CI_DB_odbc_driver extends CI_DB { * * Generates a platform-specific query so that the column data can be retrieved * - * @access public * @param string the table name - * @return object + * @return string */ - function _field_data($table) + protected function _field_data($table) { return "SELECT TOP 1 FROM ".$table; } @@ -414,27 +367,16 @@ class CI_DB_odbc_driver extends CI_DB { // -------------------------------------------------------------------- /** - * The error message string + * Error * - * @access private - * @return string - */ - function _error_message() - { - return odbc_errormsg($this->conn_id); - } - - // -------------------------------------------------------------------- - - /** - * The error message number + * Returns an array containing code and message of the last + * database error that has occured. * - * @access private - * @return integer + * @return array */ - function _error_number() + public function error() { - return odbc_error($this->conn_id); + return array('code' => odbc_error($this->conn_id), 'message' => odbc_errormsg($this->conn_id)); } // -------------------------------------------------------------------- @@ -444,11 +386,10 @@ 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 ($this->_escape_char == '') { @@ -487,11 +428,10 @@ class CI_DB_odbc_driver extends CI_DB { * This function implicitly groups FROM tables so there is no confusion * about operator precedence in harmony with SQL standards * - * @access public - * @param type - * @return type + * @param array + * @return string */ - function _from_tables($tables) + protected function _from_tables($tables) { if ( ! is_array($tables)) { @@ -508,13 +448,12 @@ 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(', ', $values).")"; } @@ -526,7 +465,6 @@ class CI_DB_odbc_driver extends CI_DB { * * Generates a platform-specific update string from the supplied data * - * @access public * @param string the table name * @param array the update data * @param array the where clause @@ -534,7 +472,7 @@ class CI_DB_odbc_driver extends CI_DB { * @param array the limit clause * @return string */ - function _update($table, $values, $where, $orderby = array(), $limit = FALSE) + protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE) { foreach ($values as $key => $val) { @@ -564,11 +502,10 @@ class CI_DB_odbc_driver extends CI_DB { * If the database does not support the truncate() command * This function maps to "DELETE FROM table" * - * @access public * @param string the table name * @return string */ - function _truncate($table) + protected function _truncate($table) { return $this->_delete($table); } @@ -580,13 +517,12 @@ 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) { $conditions = ''; @@ -614,13 +550,12 @@ class CI_DB_odbc_driver extends CI_DB { * * Generates a platform-specific LIMIT clause * - * @access public * @param string the sql query string - * @param integer the number of rows to limit the query to - * @param integer the offset value + * @param int the number of rows to limit the query to + * @param int the offset value * @return string */ - function _limit($sql, $limit, $offset) + protected function _limit($sql, $limit, $offset) { // Does ODBC doesn't use the LIMIT clause? return $sql; @@ -631,19 +566,15 @@ class CI_DB_odbc_driver extends CI_DB { /** * Close DB Connection * - * @access public * @param resource * @return void */ - function _close($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..26a524a64 100644 --- a/system/database/drivers/odbc/odbc_forge.php +++ b/system/database/drivers/odbc/odbc_forge.php @@ -1,13 +1,13 @@ -<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE - * + * * 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 * also available through the world wide web at this URL: @@ -25,8 +25,6 @@ * @filesource */ -// ------------------------------------------------------------------------ - /** * ODBC Forge Class * @@ -39,11 +37,10 @@ class CI_DB_odbc_forge extends CI_DB_forge { /** * Create database * - * @access private * @param string the database name * @return bool */ - function _create_database() + public function _create_database() { // ODBC has no "create database" command since it's // designed to connect to an existing database @@ -59,11 +56,10 @@ 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 @@ -79,15 +75,14 @@ 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) * @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 '; @@ -99,7 +94,7 @@ class CI_DB_odbc_forge extends CI_DB_forge { $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 @@ -112,7 +107,7 @@ class CI_DB_odbc_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); $sql .= ' '.$attributes['TYPE']; @@ -155,7 +150,7 @@ class CI_DB_odbc_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(', ', $primary_keys) . ")"; } @@ -165,11 +160,11 @@ class CI_DB_odbc_forge extends CI_DB_forge { { if (is_array($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(', ', $key) . ")"; @@ -186,10 +181,9 @@ class CI_DB_odbc_forge extends CI_DB_forge { /** * Drop Table * - * @access private * @return bool */ - function _drop_table($table) + public function _drop_table($table) { // Not a supported ODBC feature if ($this->db->db_debug) @@ -207,19 +201,18 @@ 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 ($alter_type == 'DROP') @@ -245,7 +238,7 @@ class CI_DB_odbc_forge extends CI_DB_forge { if ($after_field != '') { - $sql .= ' AFTER ' . $this->db->_protect_identifiers($after_field); + return $sql.' AFTER '.$this->db->protect_identifiers($after_field); } return $sql; @@ -260,19 +253,16 @@ class CI_DB_odbc_forge extends CI_DB_forge { * * Generates a platform-specific query so that a table can be renamed * - * @access private * @param string the old table name * @param string the new table name * @return string */ - function _rename_table($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..f6aee356f 100644 --- a/system/database/drivers/odbc/odbc_result.php +++ b/system/database/drivers/odbc/odbc_result.php @@ -1,13 +1,13 @@ -<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE - * + * * 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 * also available through the world wide web at this URL: @@ -25,8 +25,6 @@ * @filesource */ -// ------------------------------------------------------------------------ - /** * ODBC Result Class * @@ -38,15 +36,27 @@ */ class CI_DB_odbc_result extends CI_DB_result { + public $num_rows; + /** * Number of rows in the result set * - * @access public - * @return integer + * @return int */ - function num_rows() + public function num_rows() { - return @odbc_num_rows($this->result_id); + if (is_int($this->num_rows)) + { + 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) + { + $this->num_rows = count($this->result_array()); + } + + return $this->num_rows; } // -------------------------------------------------------------------- @@ -54,10 +64,9 @@ class CI_DB_odbc_result extends CI_DB_result { /** * Number of fields in the result set * - * @access public - * @return integer + * @return int */ - function num_fields() + public function num_fields() { return @odbc_num_fields($this->result_id); } @@ -69,15 +78,19 @@ 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++) + $num_fields = $this->num_fields(); + + if ($num_fields > 0) { - $field_names[] = odbc_field_name($this->result_id, $i); + for ($i = 1; $i <= $num_fields; $i++) + { + $field_names[] = odbc_field_name($this->result_id, $i); + } } return $field_names; @@ -90,22 +103,19 @@ 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, $odbc_index = 1, $c = $this->num_fields(); $i < $c; $i++, $odbc_index++) { - $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, $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 = ''; } return $retval; @@ -116,9 +126,9 @@ class CI_DB_odbc_result extends CI_DB_result { /** * Free the result * - * @return null + * @return void */ - function free_result() + public function free_result() { if (is_resource($this->result_id)) { @@ -136,10 +146,9 @@ class CI_DB_odbc_result extends CI_DB_result { * this internally before fetching results to make sure the * result set starts at zero * - * @access private - * @return array + * @return bool */ - function _data_seek($n = 0) + protected function _data_seek($n = 0) { return FALSE; } @@ -151,12 +160,11 @@ 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')) + if (function_exists('odbc_fetch_array')) { return odbc_fetch_array($this->result_id); } @@ -173,10 +181,9 @@ 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')) { @@ -188,6 +195,7 @@ class CI_DB_odbc_result extends CI_DB_result { } } + // -------------------------------------------------------------------- /** * Result - object @@ -195,21 +203,24 @@ class CI_DB_odbc_result extends CI_DB_result { * subsititutes the odbc_fetch_object function when * not available (odbc_fetch_object requires unixODBC) * - * @access private * @return object */ - function _odbc_fetch_object(& $odbc_result) { + protected 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, $k+1); + if (odbc_fetch_into($odbc_result, $rs)) + { + foreach ($rs as $k => $v) + { + $field_name = odbc_field_name($odbc_result, $k+1); $rs_obj->$field_name = $v; } } return $rs_obj; } + // -------------------------------------------------------------------- /** * Result - array @@ -217,24 +228,95 @@ 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) { + protected 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, $k+1); + if (odbc_fetch_into($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; } } return $rs_assoc; } -} + // -------------------------------------------------------------------- + + /** + * Query result. Array version. + * + * @return array + */ + public function result_array() + { + if (count($this->result_array) > 0) + { + return $this->result_array; + } + elseif (($c = count($this->result_object)) > 0) + { + for ($i = 0; $i < $c; $i++) + { + $this->result_array[$i] = (array) $this->result_object[$i]; + } + } + elseif ($this->result_id === FALSE) + { + return array(); + } + else + { + while ($row = $this->_fetch_assoc()) + { + $this->result_array[] = $row; + } + } + + return $this->result_array; + } + + // -------------------------------------------------------------------- + + /** + * Query result. Object version. + * + * @return array + */ + public function result_object() + { + if (count($this->result_object) > 0) + { + return $this->result_object; + } + elseif (($c = count($this->result_array)) > 0) + { + for ($i = 0; $i < $c; $i++) + { + $this->result_object[$i] = (object) $this->result_array[$i]; + } + } + elseif ($this->result_id === FALSE) + { + return array(); + } + else + { + while ($row = $this->_fetch_object()) + { + $this->result_object[] = $row; + } + } + + return $this->result_object; + } +} /* End of file odbc_result.php */ -/* Location: ./system/database/drivers/odbc/odbc_result.php */
\ No newline at end of file +/* Location: ./system/database/drivers/odbc/odbc_result.php */ diff --git a/system/database/drivers/odbc/odbc_utility.php b/system/database/drivers/odbc/odbc_utility.php index bae3fe853..5244f084f 100644 --- a/system/database/drivers/odbc/odbc_utility.php +++ b/system/database/drivers/odbc/odbc_utility.php @@ -1,13 +1,13 @@ -<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE - * + * * Licensed under the Open Software License version 3.0 - * + * * This source file is subject to the Open Software License (OSL 3.0) that is * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: @@ -25,8 +25,6 @@ * @filesource */ -// ------------------------------------------------------------------------ - /** * ODBC Utility Class * @@ -39,10 +37,9 @@ class CI_DB_odbc_utility extends CI_DB_utility { /** * List databases * - * @access private * @return bool */ - function _list_databases() + public function _list_databases() { // Not sure if ODBC lets you list all databases... if ($this->db->db_debug) @@ -59,11 +56,10 @@ 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 ($this->db->db_debug) @@ -80,11 +76,10 @@ class CI_DB_odbc_utility extends CI_DB_utility { * * Generates a platform-specific query so that a table can be repaired * - * @access private * @param string the table name - * @return object + * @return bool */ - function _repair_table($table) + public function _repair_table($table) { // Not a supported ODBC feature if ($this->db->db_debug) @@ -99,11 +94,10 @@ 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 +106,4 @@ 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 */ diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php index de2b0abeb..658a3d5a0 100644 --- a/system/database/drivers/pdo/pdo_driver.php +++ b/system/database/drivers/pdo/pdo_driver.php @@ -2,7 +2,7 @@ /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE * @@ -59,8 +59,7 @@ class CI_DB_pdo_driver extends CI_DB { var $_count_string = "SELECT COUNT(*) AS "; var $_random_keyword; - // need to track the pdo DSN, driver and options - var $dsn; + // need to track the pdo driver and options var $pdodriver; var $options = array(); @@ -289,29 +288,15 @@ class CI_DB_pdo_driver extends CI_DB { // -------------------------------------------------------------------- /** - * Set client character set + * Database version number * - * @access public - * @param string - * @param string - * @return resource - */ - function db_set_charset($charset, $collation) - { - return TRUE; - } - - // -------------------------------------------------------------------- - - /** - * Version number query string - * - * @access public * @return string */ - function _version() + public function version() { - return $this->conn_id->getAttribute(PDO::ATTR_CLIENT_VERSION); + return isset($this->data_cache['version']) + ? $this->data_cache['version'] + : $this->data_cache['version'] = $this->conn_id->getAttribute(PDO::ATTR_SERVER_VERSION); } // -------------------------------------------------------------------- @@ -510,33 +495,19 @@ class CI_DB_pdo_driver extends CI_DB { /** * Insert ID - * - * @access public - * @return integer + * + * @return int */ - function insert_id($name=NULL) + public function insert_id($name = NULL) { - if ($this->pdodriver == 'pgsql') - { - //Convenience method for postgres insertid - $v = $this->_version(); - - $table = func_num_args() > 0 ? func_get_arg(0) : NULL; - - if ($table == NULL && $v >= '8.1') - { - $sql='SELECT LASTVAL() as ins_id'; - } - - $query = $this->query($sql); - $row = $query->row(); - - return $row->ins_id; - } - else + if ($this->pdodriver === 'pgsql' && $name === NULL && $this->version() >= '8.1') { - return $this->conn_id->lastInsertId($name); + $query = $this->query('SELECT LASTVAL() AS ins_id'); + $query = $query->row(); + return $query->ins_id; } + + return $this->conn_id->lastInsertId($name); } // -------------------------------------------------------------------- @@ -558,8 +529,7 @@ class CI_DB_pdo_driver extends CI_DB { return 0; } - $sql = $this->_count_string.$this->_protect_identifiers('numrows').' FROM '; - $sql .= $this->_protect_identifiers($table, TRUE, NULL, FALSE); + $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) @@ -591,6 +561,11 @@ class CI_DB_pdo_driver extends CI_DB { // Analog function to show all tables in postgre $sql = "SELECT * FROM information_schema.tables WHERE table_schema = 'public'"; } + elseif ($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_%'"; + } else { $sql = "SHOW TABLES FROM `".$this->database."`"; @@ -633,35 +608,52 @@ class CI_DB_pdo_driver extends CI_DB { */ function _field_data($table) { + if ($this->pdodriver == 'mysql' or $this->pdodriver == 'pgsql') + { + // Analog function for mysql and postgre + return 'SELECT * FROM '.$this->_from_tables($table).' LIMIT 1'; + } + elseif ($this->pdodriver == 'oci') + { + // Analog function for oci + return 'SELECT * FROM '.$this->_from_tables($table).' WHERE ROWNUM <= 1'; + } + elseif ($this->pdodriver == 'sqlite') + { + // Analog function for sqlite + return 'PRAGMA table_info('.$this->_from_tables($table).')'; + } + return 'SELECT TOP 1 FROM '.$this->_from_tables($table); } // -------------------------------------------------------------------- /** - * The error message string + * Error * - * @access private - * @return string + * Returns an array containing code and message of the last + * database error that has occured. + * + * @return array */ - function _error_message() + public function error() { - $error_array = $this->conn_id->errorInfo(); + $error = array('code' => '00000', 'message' => ''); + $pdo_error = $this->conn_id->errorInfo(); - return $error_array[2]; - } + if (empty($pdo_error[0])) + { + return $error; + } - // -------------------------------------------------------------------- + $error['code'] = isset($pdo_error[1]) ? $pdo_error[0].'/'.$pdo_error[1] : $pdo_error[0]; + if (isset($pdo_error[2])) + { + $error['message'] = $pdo_error[2]; + } - /** - * The error message number - * - * @access private - * @return integer - */ - function _error_number() - { - return $this->conn_id->errorCode(); + return $error; } // -------------------------------------------------------------------- @@ -950,4 +942,4 @@ class CI_DB_pdo_driver extends CI_DB { } /* End of file pdo_driver.php */ -/* Location: ./system/database/drivers/pdo/pdo_driver.php */
\ No newline at end of file +/* Location: ./system/database/drivers/pdo/pdo_driver.php */ diff --git a/system/database/drivers/pdo/pdo_forge.php b/system/database/drivers/pdo/pdo_forge.php index 478b2dbfb..87b638570 100644 --- a/system/database/drivers/pdo/pdo_forge.php +++ b/system/database/drivers/pdo/pdo_forge.php @@ -2,7 +2,7 @@ /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE * @@ -113,7 +113,7 @@ class CI_DB_pdo_forge extends CI_DB_forge { $attributes = array_change_key_case($attributes, CASE_UPPER); $numeric = array('SERIAL', 'INTEGER'); - $sql .= "\n\t".$this->db->_protect_identifiers($field); + $sql .= "\n\t".$this->db->protect_identifiers($field); $sql .= ' '.$attributes['TYPE']; @@ -160,7 +160,7 @@ class CI_DB_pdo_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(', ', $primary_keys) . ")"; } @@ -170,11 +170,11 @@ class CI_DB_pdo_forge extends CI_DB_forge { { if (is_array($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(', ', $key) . ")"; @@ -224,7 +224,7 @@ class CI_DB_pdo_forge extends CI_DB_forge { */ function _alter_table($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 ($alter_type == 'DROP') @@ -250,7 +250,7 @@ class CI_DB_pdo_forge extends CI_DB_forge { if ($after_field != '') { - $sql .= ' AFTER ' . $this->db->_protect_identifiers($after_field); + return $sql.' AFTER '.$this->db->protect_identifiers($after_field); } return $sql; @@ -272,11 +272,10 @@ class CI_DB_pdo_forge extends CI_DB_forge { */ function _rename_table($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($new_table_name); } } /* End of file pdo_forge.php */ -/* Location: ./system/database/drivers/pdo/pdo_forge.php */
\ No newline at end of file +/* Location: ./system/database/drivers/pdo/pdo_forge.php */ diff --git a/system/database/drivers/pdo/pdo_result.php b/system/database/drivers/pdo/pdo_result.php index c333abc40..384b753da 100644 --- a/system/database/drivers/pdo/pdo_result.php +++ b/system/database/drivers/pdo/pdo_result.php @@ -2,7 +2,7 @@ /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE * @@ -160,9 +160,48 @@ class CI_DB_pdo_result extends CI_DB_result { try { - for($i = 0; $i < $this->num_fields(); $i++) + if (strpos($this->result_id->queryString, 'PRAGMA') !== FALSE) { - $data[] = $this->result_id->getColumnMeta($i); + foreach ($this->result_array() as $field) + { + preg_match('/([a-zA-Z]+)(\(\d+\))?/', $field['type'], $matches); + + $F = new stdClass(); + $F->name = $field['name']; + $F->type = ( ! empty($matches[1])) ? $matches[1] : NULL; + $F->default = NULL; + $F->max_length = ( ! empty($matches[2])) ? preg_replace('/[^\d]/', '', $matches[2]) : NULL; + $F->primary_key = (int) $field['pk']; + $F->pdo_type = NULL; + + $data[] = $F; + } + } + else + { + for($i = 0, $max = $this->num_fields(); $i < $max; $i++) + { + $field = $this->result_id->getColumnMeta($i); + + $F = new stdClass(); + $F->name = $field['name']; + $F->type = $field['native_type']; + $F->default = NULL; + $F->pdo_type = $field['pdo_type']; + + if ($field['precision'] < 0) + { + $F->max_length = NULL; + $F->primary_key = 0; + } + else + { + $F->max_length = ($field['len'] > 255) ? 0 : $field['len']; + $F->primary_key = (int) ( ! empty($field['flags']) && in_array('primary_key', $field['flags'])); + } + + $data[] = $F; + } } return $data; diff --git a/system/database/drivers/pdo/pdo_utility.php b/system/database/drivers/pdo/pdo_utility.php index 971ec8803..c278c5172 100644 --- a/system/database/drivers/pdo/pdo_utility.php +++ b/system/database/drivers/pdo/pdo_utility.php @@ -2,7 +2,7 @@ /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE * diff --git a/system/database/drivers/postgre/postgre_driver.php b/system/database/drivers/postgre/postgre_driver.php index 42329bded..8112cf9de 100644 --- a/system/database/drivers/postgre/postgre_driver.php +++ b/system/database/drivers/postgre/postgre_driver.php @@ -1,13 +1,13 @@ -<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE - * + * * 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 * also available through the world wide web at this URL: @@ -25,8 +25,6 @@ * @filesource */ -// ------------------------------------------------------------------------ - /** * Postgre Database Adapter Class * @@ -42,29 +40,28 @@ */ class CI_DB_postgre_driver extends CI_DB { - var $dbdriver = 'postgre'; + public $dbdriver = 'postgre'; - var $_escape_char = '"'; + protected $_escape_char = '"'; // clause and character used for LIKE escape sequences - var $_like_escape_str = " ESCAPE '%s' "; - var $_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. */ - var $_count_string = "SELECT COUNT(*) AS "; - var $_random_keyword = ' RANDOM()'; // database specific random keyword + protected $_count_string = 'SELECT COUNT(*) AS '; + protected $_random_keyword = ' RANDOM()'; // database specific random keyword /** * Connection String * - * @access private * @return string */ - function _connect_string() + protected function _connect_string() { $components = array( 'hostname' => 'host', @@ -90,10 +87,9 @@ class CI_DB_postgre_driver extends CI_DB { /** * Non-persistent database connection * - * @access private called by the base class * @return resource */ - function db_connect() + public function db_connect() { return @pg_connect($this->_connect_string()); } @@ -103,10 +99,9 @@ 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($this->_connect_string()); } @@ -119,10 +114,9 @@ class CI_DB_postgre_driver extends CI_DB { * Keep / reestablish the db connection if no queries have been * sent for a length of time exceeding the server's idle timeout * - * @access public * @return void */ - function reconnect() + public function reconnect() { if (pg_ping($this->conn_id) === FALSE) { @@ -135,10 +129,9 @@ 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; @@ -149,28 +142,41 @@ class CI_DB_postgre_driver extends CI_DB { /** * Set client character set * - * @access public - * @param string - * @param string - * @return resource + * @param string + * @return bool */ - function db_set_charset($charset, $collation) + protected function _db_set_charset($charset) { - // @todo - add support if needed - return TRUE; + return (pg_set_client_encoding($this->conn_id, $charset) === 0); } // -------------------------------------------------------------------- /** - * Version number query string + * Database version number * - * @access public * @return string */ - function _version() + public function version() { - return "SELECT version() AS ver"; + if (isset($this->data_cache['version'])) + { + return $this->data_cache['version']; + } + + if (($pg_version = pg_version($this->conn_id)) === FALSE) + { + return FALSE; + } + + /* If PHP was compiled with PostgreSQL lib versions earlier + * than 7.4, pg_version() won't return the server version + * and so we'll have to fall back to running a query in + * order to get it. + */ + return isset($pg_version['server']) + ? $this->data_cache['version'] = $pg_version['server'] + : parent::version(); } // -------------------------------------------------------------------- @@ -178,11 +184,10 @@ class CI_DB_postgre_driver extends CI_DB { /** * Execute the query * - * @access private called by the base class * @param string an SQL query * @return resource */ - function _execute($sql) + protected function _execute($sql) { $sql = $this->_prep_query($sql); return @pg_query($this->conn_id, $sql); @@ -195,11 +200,10 @@ class CI_DB_postgre_driver extends CI_DB { * * If needed, each database adapter can prep the query string * - * @access private called by execute() * @param string an SQL query * @return string */ - function _prep_query($sql) + protected function _prep_query($sql) { return $sql; } @@ -209,18 +213,12 @@ class CI_DB_postgre_driver extends CI_DB { /** * Begin Transaction * - * @access public * @return bool */ - function trans_begin($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; } @@ -228,9 +226,9 @@ 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($this->conn_id, "begin"); + return @pg_query($this->conn_id, 'BEGIN'); } // -------------------------------------------------------------------- @@ -238,23 +236,17 @@ 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 @pg_query($this->conn_id, 'COMMIT'); } // -------------------------------------------------------------------- @@ -262,23 +254,17 @@ 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 @pg_query($this->conn_id, 'ROLLBACK'); } // -------------------------------------------------------------------- @@ -286,12 +272,11 @@ class CI_DB_postgre_driver extends CI_DB { /** * Escape String * - * @access public * @param string * @param bool whether or not the string will be used in a LIKE condition * @return string */ - function escape_str($str, $like = FALSE) + public function escape_str($str, $like = FALSE) { if (is_array($str)) { @@ -308,9 +293,9 @@ 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 $str; @@ -321,10 +306,9 @@ class CI_DB_postgre_driver extends CI_DB { /** * Affected Rows * - * @access public - * @return integer + * @return int */ - function affected_rows() + public function affected_rows() { return @pg_affected_rows($this->result_id); } @@ -334,13 +318,11 @@ class CI_DB_postgre_driver extends CI_DB { /** * Insert ID * - * @access public - * @return integer + * @return string */ - function insert_id() + public function insert_id() { - $v = $this->_version(); - $v = $v['server']; + $v = $this->version(); $table = func_num_args() > 0 ? func_get_arg(0) : NULL; $column = func_num_args() > 1 ? func_get_arg(1) : NULL; @@ -378,19 +360,17 @@ class CI_DB_postgre_driver extends CI_DB { * Generates a platform-specific query string that counts all records in * the specified database * - * @access public * @param string * @return string */ - function count_all($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; @@ -408,11 +388,10 @@ 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) { $sql = "SELECT table_name FROM information_schema.tables WHERE table_schema = 'public'"; @@ -431,11 +410,10 @@ class CI_DB_postgre_driver extends CI_DB { * * Generates a platform-specific query string so that the column names can be fetched * - * @access public * @param string the table name * @return string */ - function _list_columns($table = '') + protected function _list_columns($table = '') { return "SELECT column_name FROM information_schema.columns WHERE table_name ='".$table."'"; } @@ -447,11 +425,10 @@ 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 */ - function _field_data($table) + protected function _field_data($table) { return "SELECT * FROM ".$table." LIMIT 1"; } @@ -459,27 +436,16 @@ class CI_DB_postgre_driver extends CI_DB { // -------------------------------------------------------------------- /** - * The error message string + * Error * - * @access private - * @return string - */ - function _error_message() - { - return pg_last_error($this->conn_id); - } - - // -------------------------------------------------------------------- - - /** - * The error message number + * Returns an array containing code and message of the last + * database error that has occured. * - * @access private - * @return integer + * @return array */ - function _error_number() + public function error() { - return ''; + return array('code' => '', 'message' => pg_last_error($this->conn_id)); } // -------------------------------------------------------------------- @@ -489,11 +455,10 @@ class CI_DB_postgre_driver extends CI_DB { * * This function escapes column and table names * - * @access private * @param string * @return string */ - function _escape_identifiers($item) + public function _escape_identifiers($item) { if ($this->_escape_char == '') { @@ -532,11 +497,10 @@ 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 array + * @return string */ - function _from_tables($tables) + protected function _from_tables($tables) { if ( ! is_array($tables)) { @@ -553,13 +517,12 @@ class CI_DB_postgre_driver extends CI_DB { * * Generates a platform-specific insert string from the supplied data * - * @access public * @param string the table name * @param array the insert keys * @param array the insert values * @return string */ - function _insert($table, $keys, $values) + protected function _insert($table, $keys, $values) { return "INSERT INTO ".$table." (".implode(', ', $keys).") VALUES (".implode(', ', $values).")"; } @@ -571,13 +534,12 @@ class CI_DB_postgre_driver extends CI_DB { * * Generates a platform-specific insert string from the supplied data * - * @access public * @param string the table name * @param array the insert keys * @param array the insert values * @return string */ - function _insert_batch($table, $keys, $values) + protected function _insert_batch($table, $keys, $values) { return "INSERT INTO ".$table." (".implode(', ', $keys).") VALUES ".implode(', ', $values); } @@ -589,7 +551,6 @@ class CI_DB_postgre_driver extends CI_DB { * * Generates a platform-specific update string from the supplied data * - * @access public * @param string the table name * @param array the update data * @param array the where clause @@ -597,23 +558,17 @@ class CI_DB_postgre_driver extends CI_DB { * @param array the limit clause * @return string */ - function _update($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; } - $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 $sql; } @@ -626,11 +581,10 @@ class CI_DB_postgre_driver extends CI_DB { * If the database does not support the truncate() command * This function maps to "DELETE FROM table" * - * @access public * @param string the table name * @return string */ - function _truncate($table) + protected function _truncate($table) { return "TRUNCATE ".$table; } @@ -642,13 +596,12 @@ 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 = ''; @@ -664,9 +617,7 @@ class CI_DB_postgre_driver extends CI_DB { $conditions .= implode("\n", $like); } - $limit = ( ! $limit) ? '' : ' LIMIT '.$limit; - - return "DELETE FROM ".$table.$conditions.$limit; + return "DELETE FROM ".$table.$conditions; } // -------------------------------------------------------------------- @@ -675,13 +626,12 @@ class CI_DB_postgre_driver extends CI_DB { * * Generates a platform-specific LIMIT clause * - * @access public * @param string the sql query string - * @param integer the number of rows to limit the query to - * @param integer the offset value + * @param int the number of rows to limit the query to + * @param int the offset value * @return string */ - function _limit($sql, $limit, $offset) + protected function _limit($sql, $limit, $offset) { $sql .= "LIMIT ".$limit; @@ -698,18 +648,15 @@ 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($conn_id); } - } - /* End of file postgre_driver.php */ -/* Location: ./system/database/drivers/postgre/postgre_driver.php */
\ No newline at end of file +/* Location: ./system/database/drivers/postgre/postgre_driver.php */ diff --git a/system/database/drivers/postgre/postgre_forge.php b/system/database/drivers/postgre/postgre_forge.php index 756fd347a..2a8fdd676 100644 --- a/system/database/drivers/postgre/postgre_forge.php +++ b/system/database/drivers/postgre/postgre_forge.php @@ -1,13 +1,13 @@ -<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE - * + * * Licensed under the Open Software License version 3.0 - * + * * This source file is subject to the Open Software License (OSL 3.0) that is * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: @@ -25,8 +25,6 @@ * @filesource */ -// ------------------------------------------------------------------------ - /** * Postgre Forge Class * @@ -39,11 +37,10 @@ class CI_DB_postgre_forge extends CI_DB_forge { /** * Create database * - * @access private * @param string the database name * @return bool */ - function _create_database($name) + public function _create_database($name) { return "CREATE DATABASE ".$name; } @@ -53,29 +50,28 @@ class CI_DB_postgre_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) { return "DROP DATABASE ".$name; } // -------------------------------------------------------------------- - + /** * Process Fields * * @param mixed the fields * @return string */ - function _process_fields($fields, $primary_keys=array()) + protected function _process_fields($fields, $primary_keys=array()) { $sql = ''; $current_field_count = 0; - foreach ($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 @@ -88,7 +84,7 @@ class CI_DB_postgre_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); $is_unsigned = (array_key_exists('UNSIGNED', $attributes) && $attributes['UNSIGNED'] === TRUE); @@ -168,7 +164,7 @@ class CI_DB_postgre_forge extends CI_DB_forge { $sql .= ','; } } - + return $sql; } @@ -177,15 +173,14 @@ class CI_DB_postgre_forge extends CI_DB_forge { /** * Create Table * - * @access private * @param string the table name * @param array the fields * @param mixed primary key(s) * @param mixed key(s) - * @param boolean should 'IF NOT EXISTS' be added to the SQL + * @param bool should 'IF NOT EXISTS' be added to the SQL * @return bool */ - function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists) + public function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists) { $sql = 'CREATE TABLE '; @@ -203,10 +198,10 @@ class CI_DB_postgre_forge extends CI_DB_forge { if (count($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(', ', $primary_keys) . ")"; @@ -220,11 +215,11 @@ class CI_DB_postgre_forge extends CI_DB_forge { { if (is_array($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 $field) @@ -241,8 +236,10 @@ class CI_DB_postgre_forge extends CI_DB_forge { /** * Drop Table + * + * @return string */ - function _drop_table($table) + public function _drop_table($table) { return "DROP TABLE IF EXISTS ".$this->db->_escape_identifiers($table)." CASCADE"; } @@ -255,7 +252,6 @@ class CI_DB_postgre_forge extends CI_DB_forge { * Generates a platform-specific query so that a table can be altered * Called by add_column(), drop_column(), and column_alter(), * - * @access private * @param string the ALTER type (ADD, DROP, CHANGE) * @param string the column name * @param string the table name @@ -263,23 +259,23 @@ class CI_DB_postgre_forge extends CI_DB_forge { * @param string the default value * @param boolean should 'NOT NULL' be added * @param string the field after which we should add the new field - * @return object + * @return string */ - function _alter_table($alter_type, $table, $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); + return $sql.$this->db->protect_identifiers($fields); } $sql .= $this->_process_fields($fields); if ($after_field != '') { - $sql .= ' AFTER ' . $this->db->_protect_identifiers($after_field); + return $sql.' AFTER '.$this->db->protect_identifiers($after_field); } return $sql; @@ -292,17 +288,15 @@ class CI_DB_postgre_forge extends CI_DB_forge { * * Generates a platform-specific query so that a table can be renamed * - * @access private * @param string the old table name * @param string the new table name * @return string */ - function _rename_table($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($new_table_name); } } /* End of file postgre_forge.php */ -/* Location: ./system/database/drivers/postgre/postgre_forge.php */
\ No newline at end of file +/* Location: ./system/database/drivers/postgre/postgre_forge.php */ diff --git a/system/database/drivers/postgre/postgre_result.php b/system/database/drivers/postgre/postgre_result.php index 9161bf955..b3eafb8f7 100644 --- a/system/database/drivers/postgre/postgre_result.php +++ b/system/database/drivers/postgre/postgre_result.php @@ -1,13 +1,13 @@ -<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE - * + * * Licensed under the Open Software License version 3.0 - * + * * This source file is subject to the Open Software License (OSL 3.0) that is * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: @@ -25,8 +25,6 @@ * @filesource */ -// ------------------------------------------------------------------------ - /** * Postgres Result Class * @@ -41,10 +39,9 @@ class CI_DB_postgre_result extends CI_DB_result { /** * Number of rows in the result set * - * @access public - * @return integer + * @return int */ - function num_rows() + public function num_rows() { return @pg_num_rows($this->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); } @@ -69,10 +65,9 @@ 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++) @@ -90,10 +85,9 @@ 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(); $i++) @@ -116,9 +110,9 @@ class CI_DB_postgre_result extends CI_DB_result { /** * Free the result * - * @return null + * @return void */ - function free_result() + public function free_result() { if (is_resource($this->result_id)) { @@ -132,14 +126,13 @@ 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, $n); } @@ -151,10 +144,9 @@ class CI_DB_postgre_result extends CI_DB_result { * * Returns the result set as an array * - * @access private * @return array */ - function _fetch_assoc() + protected function _fetch_assoc() { return pg_fetch_assoc($this->result_id); } @@ -166,16 +158,14 @@ 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($this->result_id); } } - /* End of file postgre_result.php */ -/* Location: ./system/database/drivers/postgre/postgre_result.php */
\ No newline at end of file +/* Location: ./system/database/drivers/postgre/postgre_result.php */ diff --git a/system/database/drivers/postgre/postgre_utility.php b/system/database/drivers/postgre/postgre_utility.php index dffd8c549..e31a6db8f 100644 --- a/system/database/drivers/postgre/postgre_utility.php +++ b/system/database/drivers/postgre/postgre_utility.php @@ -1,13 +1,13 @@ -<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE - * + * * Licensed under the Open Software License version 3.0 - * + * * This source file is subject to the Open Software License (OSL 3.0) that is * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: @@ -25,8 +25,6 @@ * @filesource */ -// ------------------------------------------------------------------------ - /** * Postgre Utility Class * @@ -39,12 +37,11 @@ class CI_DB_postgre_utility extends CI_DB_utility { /** * List databases * - * @access private - * @return bool + * @return string */ - function _list_databases() + public function _list_databases() { - return "SELECT datname FROM pg_database"; + return 'SELECT datname FROM pg_database'; } // -------------------------------------------------------------------- @@ -52,15 +49,12 @@ class CI_DB_postgre_utility extends CI_DB_utility { /** * Optimize table query * - * Is table optimization supported in Postgre? - * - * @access private * @param string the table name - * @return object + * @return string */ - function _optimize_table($table) + public function _optimize_table($table) { - return FALSE; + return 'REINDEX TABLE '.$this->db->protect_identifiers($table); } // -------------------------------------------------------------------- @@ -68,13 +62,10 @@ class CI_DB_postgre_utility extends CI_DB_utility { /** * Repair table query * - * Are table repairs supported in Postgre? - * - * @access private * @param string the table name - * @return object + * @return bool */ - function _repair_table($table) + public function _repair_table($table) { return FALSE; } @@ -84,7 +75,6 @@ class CI_DB_postgre_utility extends CI_DB_utility { /** * Postgre Export * - * @access private * @param array Preferences * @return mixed */ @@ -95,6 +85,5 @@ class CI_DB_postgre_utility extends CI_DB_utility { } } - /* End of file postgre_utility.php */ -/* Location: ./system/database/drivers/postgre/postgre_utility.php */
\ No newline at end of file +/* Location: ./system/database/drivers/postgre/postgre_utility.php */ diff --git a/system/database/drivers/sqlite/sqlite_driver.php b/system/database/drivers/sqlite/sqlite_driver.php index 28c3caecd..55d9bfdb8 100644 --- a/system/database/drivers/sqlite/sqlite_driver.php +++ b/system/database/drivers/sqlite/sqlite_driver.php @@ -2,7 +2,7 @@ /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE * @@ -141,30 +141,15 @@ class CI_DB_sqlite_driver extends CI_DB { // -------------------------------------------------------------------- /** - * Set client character set + * Database version number * - * @access public - * @param string - * @param string - * @return resource - */ - function db_set_charset($charset, $collation) - { - // @todo - add support if needed - return TRUE; - } - - // -------------------------------------------------------------------- - - /** - * Version number query string - * - * @access public * @return string */ - function _version() + public function version() { - return sqlite_libversion(); + return isset($this->data_cache['version']) + ? $this->data_cache['version'] + : $this->data_cache['version'] = sqlite_libversion(); } // -------------------------------------------------------------------- @@ -358,8 +343,7 @@ class CI_DB_sqlite_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->num_rows() == 0) { return 0; @@ -428,27 +412,18 @@ class CI_DB_sqlite_driver extends CI_DB { // -------------------------------------------------------------------- /** - * The error message string + * Error * - * @access private - * @return string - */ - function _error_message() - { - return sqlite_error_string(sqlite_last_error($this->conn_id)); - } - - // -------------------------------------------------------------------- - - /** - * The error message number + * Returns an array containing code and message of the last + * database error that has occured. * - * @access private - * @return integer + * @return array */ - function _error_number() + public function error() { - return sqlite_last_error($this->conn_id); + $error = array('code' => sqlite_last_error($this->conn_id)); + $error['message'] = sqlite_error_string($error['code']); + return $error; } // -------------------------------------------------------------------- @@ -667,4 +642,4 @@ 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..7fc531463 100644 --- a/system/database/drivers/sqlite/sqlite_forge.php +++ b/system/database/drivers/sqlite/sqlite_forge.php @@ -2,7 +2,7 @@ /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE * @@ -89,7 +89,7 @@ class CI_DB_sqlite_forge extends CI_DB_forge { $sql = 'CREATE TABLE '; // IF NOT EXISTS added to SQLite in 3.3.0 - if ($if_not_exists === TRUE && version_compare($this->db->_version(), '3.3.0', '>=') === TRUE) + if ($if_not_exists === TRUE && version_compare($this->db->version(), '3.3.0', '>=') === TRUE) { $sql .= 'IF NOT EXISTS '; } @@ -110,7 +110,7 @@ class CI_DB_sqlite_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); $sql .= ' '.$attributes['TYPE']; @@ -153,7 +153,7 @@ class CI_DB_sqlite_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(', ', $primary_keys) . ")"; } @@ -163,11 +163,11 @@ class CI_DB_sqlite_forge extends CI_DB_forge { { if (is_array($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(', ', $key) . ")"; @@ -218,7 +218,7 @@ class CI_DB_sqlite_forge extends CI_DB_forge { */ function _alter_table($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 ($alter_type == 'DROP') @@ -247,7 +247,7 @@ class CI_DB_sqlite_forge extends CI_DB_forge { if ($after_field != '') { - $sql .= ' AFTER ' . $this->db->_protect_identifiers($after_field); + return $sql.' AFTER '.$this->db->protect_identifiers($after_field); } return $sql; @@ -268,10 +268,10 @@ class CI_DB_sqlite_forge extends CI_DB_forge { */ function _rename_table($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..ac2235cbc 100644 --- a/system/database/drivers/sqlite/sqlite_result.php +++ b/system/database/drivers/sqlite/sqlite_result.php @@ -2,7 +2,7 @@ /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE * diff --git a/system/database/drivers/sqlite/sqlite_utility.php b/system/database/drivers/sqlite/sqlite_utility.php index f00687e38..9f9ddca44 100644 --- a/system/database/drivers/sqlite/sqlite_utility.php +++ b/system/database/drivers/sqlite/sqlite_utility.php @@ -1,13 +1,13 @@ -<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE - * + * * 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 * also available through the world wide web at this URL: @@ -25,8 +25,6 @@ * @filesource */ -// ------------------------------------------------------------------------ - /** * SQLite Utility Class * @@ -40,20 +38,15 @@ class CI_DB_sqlite_utility extends CI_DB_utility { * List databases * * I don't believe you can do a database listing with SQLite - * since each database is its own file. I suppose we could + * since each database is its own file. I suppose we could * try reading a directory looking for SQLite files, but * that doesn't seem like a terribly good idea * - * @access private * @return bool */ - function _list_databases() + public function _list_databases() { - if ($this->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($table) { + // Not supported return FALSE; } @@ -77,14 +68,12 @@ class CI_DB_sqlite_utility extends CI_DB_utility { /** * Repair table query * - * Are table repairs even supported in SQLite? - * - * @access private * @param string the table name - * @return object + * @return bool */ - function _repair_table($table) + public function _repair_table($table) { + // Not supported return FALSE; } @@ -93,16 +82,16 @@ class CI_DB_sqlite_utility extends CI_DB_utility { /** * SQLite Export * - * @access private * @param array Preferences * @return mixed */ - function _backup($params = array()) + public function _backup($params = array()) { // Currently unsupported return $this->db->display_error('db_unsuported_feature'); } + } /* End of file sqlite_utility.php */ -/* Location: ./system/database/drivers/sqlite/sqlite_utility.php */
\ No newline at end of file +/* Location: ./system/database/drivers/sqlite/sqlite_utility.php */ diff --git a/system/database/drivers/sqlsrv/sqlsrv_driver.php b/system/database/drivers/sqlsrv/sqlsrv_driver.php index 9c50209ec..5e920cbe8 100644 --- a/system/database/drivers/sqlsrv/sqlsrv_driver.php +++ b/system/database/drivers/sqlsrv/sqlsrv_driver.php @@ -2,7 +2,7 @@ /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE * @@ -144,22 +144,6 @@ class CI_DB_sqlsrv_driver extends CI_DB { // -------------------------------------------------------------------- /** - * Set client character set - * - * @access public - * @param string - * @param string - * @return resource - */ - function db_set_charset($charset, $collation) - { - // @todo - add support if needed - return TRUE; - } - - // -------------------------------------------------------------------- - - /** * Execute the query * * @access private called by the base class @@ -333,15 +317,23 @@ class CI_DB_sqlsrv_driver extends CI_DB { // -------------------------------------------------------------------- /** - * Version number query string - * - * @access public - * @return string - */ - function _version() + * Database version number + * + * @return string + */ + public function version() { - $info = sqlsrv_server_info($this->conn_id); - return sprintf("select '%s' as ver", $info['SQLServerVersion']); + if (isset($this->data_cache['version'])) + { + return $this->data_cache['version']; + } + + if (($info = sqlsrv_server_info($this->conn_id)) === FALSE) + { + return FALSE; + } + + return $this->data_cache['version'] = $info['SQLServerVersion']; } // -------------------------------------------------------------------- @@ -422,29 +414,39 @@ class CI_DB_sqlsrv_driver extends CI_DB { // -------------------------------------------------------------------- /** - * The error message string + * Error * - * @access private - * @return string + * Returns an array containing code and message of the last + * database error that has occured. + * + * @return array */ - function _error_message() + public function error() { - $error = array_shift(sqlsrv_errors()); - return !empty($error['message']) ? $error['message'] : null; - } + $error = array('code' => '00000', 'message' => ''); + $sqlsrv_errors = sqlsrv_errors(SQLSRV_ERR_ERRORS); - // -------------------------------------------------------------------- + if ( ! is_array($sqlsrv_errors)) + { + return $error; + } - /** - * The error message number - * - * @access private - * @return integer - */ - function _error_number() - { - $error = array_shift(sqlsrv_errors()); - return isset($error['SQLSTATE']) ? $error['SQLSTATE'] : null; + $sqlsrv_error = array_shift($sqlsrv_errors); + if (isset($sqlsrv_error['SQLSTATE'])) + { + $error['code'] = isset($sqlsrv_error['code']) ? $sqlsrv_error['SQLSTATE'].'/'.$sqlsrv_error['code'] : $sqlsrv_error['SQLSTATE']; + } + elseif (isset($sqlsrv_error['code'])) + { + $error['code'] = $sqlsrv_error['code']; + } + + if (isset($sqlsrv_error['message'])) + { + $error['message'] = $sqlsrv_error['message']; + } + + return $error; } // -------------------------------------------------------------------- diff --git a/system/database/drivers/sqlsrv/sqlsrv_forge.php b/system/database/drivers/sqlsrv/sqlsrv_forge.php index 2a7766927..cd061dd23 100644 --- a/system/database/drivers/sqlsrv/sqlsrv_forge.php +++ b/system/database/drivers/sqlsrv/sqlsrv_forge.php @@ -2,7 +2,7 @@ /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE * @@ -113,7 +113,7 @@ class CI_DB_sqlsrv_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); $sql .= ' '.$attributes['TYPE']; @@ -156,7 +156,7 @@ class CI_DB_sqlsrv_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(', ', $primary_keys) . ")"; } @@ -166,11 +166,11 @@ class CI_DB_sqlsrv_forge extends CI_DB_forge { { if (is_array($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(', ', $key) . ")"; @@ -202,7 +202,7 @@ class CI_DB_sqlsrv_forge extends CI_DB_forge { */ function _alter_table($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 ($alter_type == 'DROP') @@ -228,7 +228,7 @@ class CI_DB_sqlsrv_forge extends CI_DB_forge { if ($after_field != '') { - $sql .= ' AFTER ' . $this->db->_protect_identifiers($after_field); + return $sql.' AFTER '.$this->db->protect_identifiers($after_field); } return $sql; @@ -250,11 +250,10 @@ class CI_DB_sqlsrv_forge extends CI_DB_forge { function _rename_table($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..52d338a30 100644 --- a/system/database/drivers/sqlsrv/sqlsrv_result.php +++ b/system/database/drivers/sqlsrv/sqlsrv_result.php @@ -2,7 +2,7 @@ /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE * diff --git a/system/database/drivers/sqlsrv/sqlsrv_utility.php b/system/database/drivers/sqlsrv/sqlsrv_utility.php index e96df96f9..44e6fafeb 100644 --- a/system/database/drivers/sqlsrv/sqlsrv_utility.php +++ b/system/database/drivers/sqlsrv/sqlsrv_utility.php @@ -2,7 +2,7 @@ /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE * |