403 Forbidden

From 80ab8160e82c4b87d53916a3920d85a7e689c7e4 Mon Sep 17 00:00:00 2001 From: Timothy Warren Date: Mon, 22 Aug 2011 18:26:12 -0400 Subject: Started PDO db driver --- system/database/drivers/pdo/index.html | 10 + system/database/drivers/pdo/pdo_driver.php | 639 ++++++++++++++++++++++++++++ system/database/drivers/pdo/pdo_forge.php | 266 ++++++++++++ system/database/drivers/pdo/pdo_result.php | 228 ++++++++++ system/database/drivers/pdo/pdo_utility.php | 103 +++++ 5 files changed, 1246 insertions(+) create mode 100644 system/database/drivers/pdo/index.html create mode 100644 system/database/drivers/pdo/pdo_driver.php create mode 100644 system/database/drivers/pdo/pdo_forge.php create mode 100644 system/database/drivers/pdo/pdo_result.php create mode 100644 system/database/drivers/pdo/pdo_utility.php (limited to 'system/database') diff --git a/system/database/drivers/pdo/index.html b/system/database/drivers/pdo/index.html new file mode 100644 index 000000000..c942a79ce --- /dev/null +++ b/system/database/drivers/pdo/index.html @@ -0,0 +1,10 @@ + + + 403 Forbidden + + + +

Directory access is forbidden.

+ + + \ No newline at end of file diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php new file mode 100644 index 000000000..000ac083b --- /dev/null +++ b/system/database/drivers/pdo/pdo_driver.php @@ -0,0 +1,639 @@ +_random_keyword = ' RND('.time().')'; // database specific random keyword + } + + /** + * Non-persistent database connection + * + * @access private called by the base class + * @return resource + */ + function db_connect() + { + return new PDO($this->hostname, $this->username, $this->password, array( + )); + } + + // -------------------------------------------------------------------- + + /** + * Persistent database connection + * + * @access private called by the base class + * @return resource + */ + function db_pconnect() + { + return new PDO($this->hostname, $this->username, $this->password, array( + )); + } + + // -------------------------------------------------------------------- + + /** + * Reconnect + * + * Keep / reestablish the db connection if no queries have been + * sent for a length of time exceeding the server's idle timeout + * + * @access public + * @return void + */ + function reconnect() + { + // not implemented in pdo + } + + // -------------------------------------------------------------------- + + /** + * Select the database + * + * @access private called by the base class + * @return resource + */ + function db_select() + { + // Not needed for PDO + return TRUE; + } + + // -------------------------------------------------------------------- + + /** + * Set client character set + * + * @access public + * @param string + * @param string + * @return resource + */ + function db_set_charset($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) + { + $sql = $this->_prep_query($sql); + return @pdo_exec($this->conn_id, $sql); + } + + // -------------------------------------------------------------------- + + /** + * Prep the query + * + * If needed, each database adapter can prep the query string + * + * @access private called by execute() + * @param string an SQL query + * @return string + */ + function _prep_query($sql) + { + return $sql; + } + + // -------------------------------------------------------------------- + + /** + * Begin Transaction + * + * @access public + * @return bool + */ + function trans_begin($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; + + return pdo_autocommit($this->conn_id, FALSE); + } + + // -------------------------------------------------------------------- + + /** + * Commit Transaction + * + * @access public + * @return bool + */ + 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; + } + + $ret = pdo_commit($this->conn_id); + pdo_autocommit($this->conn_id, TRUE); + return $ret; + } + + // -------------------------------------------------------------------- + + /** + * Rollback Transaction + * + * @access public + * @return bool + */ + 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; + } + + $ret = pdo_rollback($this->conn_id); + pdo_autocommit($this->conn_id, TRUE); + return $ret; + } + + // -------------------------------------------------------------------- + + /** + * Escape String + * + * @access public + * @param string + * @param bool whether or not the string will be used in a LIKE condition + * @return string + */ + function escape_str($str, $like = FALSE) + { + if (is_array($str)) + { + foreach ($str as $key => $val) + { + $str[$key] = $this->escape_str($val, $like); + } + + return $str; + } + + // PDO doesn't require escaping + $str = remove_invisible_characters($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 $str; + } + + // -------------------------------------------------------------------- + + /** + * Affected Rows + * + * @access public + * @return integer + */ + function affected_rows() + { + return @pdo_num_rows($this->conn_id); + } + + // -------------------------------------------------------------------- + + /** + * Insert ID + * + * @access public + * @return integer + */ + function insert_id() + { + return @pdo_insert_id($this->conn_id); + } + + // -------------------------------------------------------------------- + + /** + * "Count All" query + * + * Generates a platform-specific query string that counts all records in + * the specified database + * + * @access public + * @param string + * @return string + */ + function count_all($table = '') + { + if ($table == '') + { + return 0; + } + + $query = $this->query($this->_count_string . $this->_protect_identifiers('numrows') . " FROM " . $this->_protect_identifiers($table, TRUE, NULL, FALSE)); + + if ($query->num_rows() == 0) + { + return 0; + } + + $row = $query->row(); + $this->_reset_select(); + return (int) $row->numrows; + } + + // -------------------------------------------------------------------- + + /** + * Show table query + * + * Generates a platform-specific query string so that the table names can be fetched + * + * @access private + * @param boolean + * @return string + */ + function _list_tables($prefix_limit = FALSE) + { + $sql = "SHOW TABLES FROM `".$this->database."`"; + + if ($prefix_limit !== FALSE AND $this->dbprefix != '') + { + //$sql .= " LIKE '".$this->escape_like_str($this->dbprefix)."%' ".sprintf($this->_like_escape_str, $this->_like_escape_chr); + return FALSE; // not currently supported + } + + return $sql; + } + + // -------------------------------------------------------------------- + + /** + * Show column query + * + * Generates a platform-specific query string so that the column names can be fetched + * + * @access public + * @param string the table name + * @return string + */ + function _list_columns($table = '') + { + return "SHOW COLUMNS FROM ".$table; + } + + // -------------------------------------------------------------------- + + /** + * Field data query + * + * Generates a platform-specific query so that the column data can be retrieved + * + * @access public + * @param string the table name + * @return object + */ + function _field_data($table) + { + return "SELECT TOP 1 FROM ".$table; + } + + // -------------------------------------------------------------------- + + /** + * The error message string + * + * @access private + * @return string + */ + function _error_message() + { + return pdo_errormsg($this->conn_id); + } + + // -------------------------------------------------------------------- + + /** + * The error message number + * + * @access private + * @return integer + */ + function _error_number() + { + return pdo_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) + { + if ($this->_escape_char == '') + { + return $item; + } + + foreach ($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, $str); + } + + // -------------------------------------------------------------------- + + /** + * From Tables + * + * This function implicitly groups FROM tables so there is no confusion + * about operator precedence in harmony with SQL standards + * + * @access public + * @param type + * @return type + */ + function _from_tables($tables) + { + if ( ! is_array($tables)) + { + $tables = array($tables); + } + + return '('.implode(', ', $tables).')'; + } + + // -------------------------------------------------------------------- + + /** + * Insert statement + * + * Generates a platform-specific insert string from the supplied data + * + * @access public + * @param string the table name + * @param array the insert keys + * @param array the insert values + * @return string + */ + function _insert($table, $keys, $values) + { + return "INSERT INTO ".$table." (".implode(', ', $keys).") VALUES (".implode(', ', $values).")"; + } + + // -------------------------------------------------------------------- + + /** + * Update statement + * + * Generates a platform-specific update string from the supplied data + * + * @access public + * @param string the table name + * @param array the update data + * @param array the where clause + * @param array the orderby clause + * @param array the limit clause + * @return string + */ + function _update($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 $sql; + } + + + // -------------------------------------------------------------------- + + /** + * Truncate statement + * + * Generates a platform-specific truncate string from the supplied data + * If the database does not support the truncate() command + * This function maps to "DELETE FROM table" + * + * @access public + * @param string the table name + * @return string + */ + function _truncate($table) + { + return $this->_delete($table); + } + + // -------------------------------------------------------------------- + + /** + * Delete statement + * + * 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) + { + $conditions = ''; + + if (count($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.$limit; + } + + // -------------------------------------------------------------------- + + /** + * Limit string + * + * Generates a platform-specific LIMIT clause + * + * @access public + * @param string the sql query string + * @param integer the number of rows to limit the query to + * @param integer the offset value + * @return string + */ + function _limit($sql, $limit, $offset) + { + // Does PDO doesn't use the LIMIT clause? + return $sql; + } + + // -------------------------------------------------------------------- + + /** + * Close DB Connection + * + * @access public + * @param resource + * @return void + */ + function _close($conn_id) + { + @pdo_close($conn_id); + } + + +} + + + +/* End of file pdo_driver.php */ +/* Location: ./system/database/drivers/pdo/pdo_driver.php */ \ No newline at end of file diff --git a/system/database/drivers/pdo/pdo_forge.php b/system/database/drivers/pdo/pdo_forge.php new file mode 100644 index 000000000..f496a68ff --- /dev/null +++ b/system/database/drivers/pdo/pdo_forge.php @@ -0,0 +1,266 @@ +db->db_debug) + { + return $this->db->display_error('db_unsuported_feature'); + } + return FALSE; + } + + // -------------------------------------------------------------------- + + /** + * Drop database + * + * @access private + * @param string the database name + * @return bool + */ + function _drop_database($name) + { + // PDO has no "drop database" command since it's + // designed to connect to an existing database + if ($this->db->db_debug) + { + return $this->db->display_error('db_unsuported_feature'); + } + return FALSE; + } + + // -------------------------------------------------------------------- + + /** + * Create Table + * + * @access private + * @param string the table name + * @param array the fields + * @param mixed primary key(s) + * @param mixed key(s) + * @param boolean should 'IF NOT EXISTS' be added to the SQL + * @return bool + */ + function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists) + { + $sql = 'CREATE TABLE '; + + if ($if_not_exists === TRUE) + { + $sql .= 'IF NOT EXISTS '; + } + + $sql .= $this->db->_escape_identifiers($table)." ("; + $current_field_count = 0; + + foreach ($fields as $field=>$attributes) + { + // Numeric field names aren't allowed in databases, so if the key is + // numeric, we know it was assigned by PHP and the developer manually + // entered the field information, so we'll simply add it to the list + if (is_numeric($field)) + { + $sql .= "\n\t$attributes"; + } + else + { + $attributes = array_change_key_case($attributes, CASE_UPPER); + + $sql .= "\n\t".$this->db->_protect_identifiers($field); + + $sql .= ' '.$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\tFOREIGN KEY (" . implode(', ', $key) . ")"; + } + } + + $sql .= "\n)"; + + return $sql; + } + + // -------------------------------------------------------------------- + + /** + * Drop Table + * + * @access private + * @return bool + */ + function _drop_table($table) + { + // Not a supported PDO feature + if ($this->db->db_debug) + { + return $this->db->display_error('db_unsuported_feature'); + } + return FALSE; + } + + // -------------------------------------------------------------------- + + /** + * Alter table query + * + * Generates a platform-specific query so that a table can be altered + * Called by add_column(), drop_column(), and column_alter(), + * + * @access private + * @param string the ALTER type (ADD, DROP, CHANGE) + * @param string the column name + * @param string the table name + * @param string the column definition + * @param string the default value + * @param boolean should 'NOT NULL' be added + * @param string the field after which we should add the new field + * @return object + */ + function _alter_table($alter_type, $table, $column_name, $column_definition = '', $default_value = '', $null = '', $after_field = '') + { + $sql = 'ALTER TABLE '.$this->db->_protect_identifiers($table)." $alter_type ".$this->db->_protect_identifiers($column_name); + + // DROP has everything it needs now. + if ($alter_type == 'DROP') + { + return $sql; + } + + $sql .= " $column_definition"; + + if ($default_value != '') + { + $sql .= " DEFAULT \"$default_value\""; + } + + if ($null === NULL) + { + $sql .= ' NULL'; + } + else + { + $sql .= ' NOT NULL'; + } + + if ($after_field != '') + { + $sql .= ' AFTER ' . $this->db->_protect_identifiers($after_field); + } + + return $sql; + + } + + + // -------------------------------------------------------------------- + + /** + * Rename a table + * + * Generates a platform-specific query so that a table can be renamed + * + * @access private + * @param string the old table name + * @param string the new table name + * @return string + */ + function _rename_table($table_name, $new_table_name) + { + $sql = 'ALTER TABLE '.$this->db->_protect_identifiers($table_name)." RENAME TO ".$this->db->_protect_identifiers($new_table_name); + return $sql; + } + + +} + +/* End of file pdo_forge.php */ +/* Location: ./system/database/drivers/pdo/pdo_forge.php */ \ No newline at end of file diff --git a/system/database/drivers/pdo/pdo_result.php b/system/database/drivers/pdo/pdo_result.php new file mode 100644 index 000000000..161a77bf8 --- /dev/null +++ b/system/database/drivers/pdo/pdo_result.php @@ -0,0 +1,228 @@ +result_id); + } + + // -------------------------------------------------------------------- + + /** + * Number of fields in the result set + * + * @access public + * @return integer + */ + function num_fields() + { + return @pdo_num_fields($this->result_id); + } + + // -------------------------------------------------------------------- + + /** + * Fetch Field Names + * + * Generates an array of column names + * + * @access public + * @return array + */ + function list_fields() + { + $field_names = array(); + for ($i = 0; $i < $this->num_fields(); $i++) + { + $field_names[] = pdo_field_name($this->result_id, $i); + } + + return $field_names; + } + + // -------------------------------------------------------------------- + + /** + * Field data + * + * Generates an array of objects containing field meta-data + * + * @access public + * @return array + */ + function field_data() + { + $retval = array(); + for ($i = 0; $i < $this->num_fields(); $i++) + { + $F = new stdClass(); + $F->name = pdo_field_name($this->result_id, $i); + $F->type = pdo_field_type($this->result_id, $i); + $F->max_length = pdo_field_len($this->result_id, $i); + $F->primary_key = 0; + $F->default = ''; + + $retval[] = $F; + } + + return $retval; + } + + // -------------------------------------------------------------------- + + /** + * Free the result + * + * @return null + */ + function free_result() + { + if (is_resource($this->result_id)) + { + pdo_free_result($this->result_id); + $this->result_id = FALSE; + } + } + + // -------------------------------------------------------------------- + + /** + * Data Seek + * + * Moves the internal pointer to the desired offset. We call + * this internally before fetching results to make sure the + * result set starts at zero + * + * @access private + * @return array + */ + function _data_seek($n = 0) + { + return FALSE; + } + + // -------------------------------------------------------------------- + + /** + * Result - associative array + * + * Returns the result set as an array + * + * @access private + * @return array + */ + function _fetch_assoc() + { + if (function_exists('pdo_fetch_object')) + { + return pdo_fetch_array($this->result_id); + } + else + { + return $this->_pdo_fetch_array($this->result_id); + } + } + + // -------------------------------------------------------------------- + + /** + * Result - object + * + * Returns the result set as an object + * + * @access private + * @return object + */ + function _fetch_object() + { + if (function_exists('pdo_fetch_object')) + { + return pdo_fetch_object($this->result_id); + } + else + { + return $this->_pdo_fetch_object($this->result_id); + } + } + + + /** + * Result - object + * + * subsititutes the pdo_fetch_object function when + * not available (pdo_fetch_object requires unixPDO) + * + * @access private + * @return object + */ + function _pdo_fetch_object(& $pdo_result) { + $rs = array(); + $rs_obj = FALSE; + if (pdo_fetch_into($pdo_result, $rs)) { + foreach ($rs as $k=>$v) { + $field_name= pdo_field_name($pdo_result, $k+1); + $rs_obj->$field_name = $v; + } + } + return $rs_obj; + } + + + /** + * Result - array + * + * subsititutes the pdo_fetch_array function when + * not available (pdo_fetch_array requires unixPDO) + * + * @access private + * @return array + */ + function _pdo_fetch_array(& $pdo_result) { + $rs = array(); + $rs_assoc = FALSE; + if (pdo_fetch_into($pdo_result, $rs)) { + $rs_assoc=array(); + foreach ($rs as $k=>$v) { + $field_name= pdo_field_name($pdo_result, $k+1); + $rs_assoc[$field_name] = $v; + } + } + return $rs_assoc; + } + +} + + +/* End of file pdo_result.php */ +/* Location: ./system/database/drivers/pdo/pdo_result.php */ \ No newline at end of file diff --git a/system/database/drivers/pdo/pdo_utility.php b/system/database/drivers/pdo/pdo_utility.php new file mode 100644 index 000000000..a09d826b3 --- /dev/null +++ b/system/database/drivers/pdo/pdo_utility.php @@ -0,0 +1,103 @@ +db->db_debug) + { + return $this->db->display_error('db_unsuported_feature'); + } + return FALSE; + } + + // -------------------------------------------------------------------- + + /** + * Optimize table query + * + * Generates a platform-specific query so that a table can be optimized + * + * @access private + * @param string the table name + * @return object + */ + function _optimize_table($table) + { + // Not a supported PDO feature + if ($this->db->db_debug) + { + return $this->db->display_error('db_unsuported_feature'); + } + return FALSE; + } + + // -------------------------------------------------------------------- + + /** + * Repair table query + * + * Generates a platform-specific query so that a table can be repaired + * + * @access private + * @param string the table name + * @return object + */ + function _repair_table($table) + { + // Not a supported PDO feature + if ($this->db->db_debug) + { + return $this->db->display_error('db_unsuported_feature'); + } + return FALSE; + } + + // -------------------------------------------------------------------- + + /** + * PDO Export + * + * @access private + * @param array Preferences + * @return mixed + */ + function _backup($params = array()) + { + // Currently unsupported + return $this->db->display_error('db_unsuported_feature'); + } + +} + +/* End of file pdo_utility.php */ +/* Location: ./system/database/drivers/pdo/pdo_utility.php */ \ No newline at end of file -- cgit v1.2.3-24-g4f1b From ab347586ef289e960ab7cfad32574e526cdcce0b Mon Sep 17 00:00:00 2001 From: Timothy Warren Date: Tue, 23 Aug 2011 12:29:29 -0400 Subject: Got PDO working --- system/database/drivers/pdo/pdo_driver.php | 29 ++++---- system/database/drivers/pdo/pdo_result.php | 106 +++++++---------------------- 2 files changed, 42 insertions(+), 93 deletions(-) (limited to 'system/database') diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php index 000ac083b..3adc5f5ef 100644 --- a/system/database/drivers/pdo/pdo_driver.php +++ b/system/database/drivers/pdo/pdo_driver.php @@ -51,6 +51,9 @@ class CI_DB_pdo_driver extends CI_DB { function CI_DB_pdo_driver($params) { parent::CI_DB($params); + + $this->hostname = $this->hostname . ";dbname=".$this->database; + $this->trans_enabled = FALSE; $this->_random_keyword = ' RND('.time().')'; // database specific random keyword } @@ -63,7 +66,8 @@ class CI_DB_pdo_driver extends CI_DB { */ function db_connect() { - return new PDO($this->hostname, $this->username, $this->password, array( + return new PDO($this->hostname,$this->username,$this->password, array( + PDO::ATTR_ERRMODE => PDO::ERRMODE_SILENT )); } @@ -77,7 +81,9 @@ class CI_DB_pdo_driver extends CI_DB { */ function db_pconnect() { - return new PDO($this->hostname, $this->username, $this->password, array( + return new PDO($this->hostname,$this->username,$this->password, array( + PDO::ATTR_ERRMODE => PDO::ERRMODE_SILENT, + PDO::ATTR_PERSISTENT => true )); } @@ -152,7 +158,7 @@ class CI_DB_pdo_driver extends CI_DB { function _execute($sql) { $sql = $this->_prep_query($sql); - return @pdo_exec($this->conn_id, $sql); + return $this->conn_id->query($sql); } // -------------------------------------------------------------------- @@ -197,7 +203,7 @@ class CI_DB_pdo_driver extends CI_DB { // even if the queries produce a successful result. $this->_trans_failure = ($test_mode === TRUE) ? TRUE : FALSE; - return pdo_autocommit($this->conn_id, FALSE); + return $this->conn_id->beginTransaction(); } // -------------------------------------------------------------------- @@ -221,8 +227,7 @@ class CI_DB_pdo_driver extends CI_DB { return TRUE; } - $ret = pdo_commit($this->conn_id); - pdo_autocommit($this->conn_id, TRUE); + $ret = $this->conn->commit(); return $ret; } @@ -247,8 +252,7 @@ class CI_DB_pdo_driver extends CI_DB { return TRUE; } - $ret = pdo_rollback($this->conn_id); - pdo_autocommit($this->conn_id, TRUE); + $ret = $this->conn_id->rollBack(); return $ret; } @@ -311,7 +315,7 @@ class CI_DB_pdo_driver extends CI_DB { */ function insert_id() { - return @pdo_insert_id($this->conn_id); + return $this->conn_id->lastInsertId(); } // -------------------------------------------------------------------- @@ -411,7 +415,8 @@ class CI_DB_pdo_driver extends CI_DB { */ function _error_message() { - return pdo_errormsg($this->conn_id); + $error_array = $this->conn_id->errorInfo(); + return $error_array[2]; } // -------------------------------------------------------------------- @@ -424,7 +429,7 @@ class CI_DB_pdo_driver extends CI_DB { */ function _error_number() { - return pdo_error($this->conn_id); + return $this->conn_id->errorCode(); } // -------------------------------------------------------------------- @@ -488,7 +493,7 @@ class CI_DB_pdo_driver extends CI_DB { $tables = array($tables); } - return '('.implode(', ', $tables).')'; + return (count($tables) == 1) ? $tables[0] : '('.implode(', ', $tables).')'; } // -------------------------------------------------------------------- diff --git a/system/database/drivers/pdo/pdo_result.php b/system/database/drivers/pdo/pdo_result.php index 161a77bf8..c38658626 100644 --- a/system/database/drivers/pdo/pdo_result.php +++ b/system/database/drivers/pdo/pdo_result.php @@ -34,7 +34,7 @@ class CI_DB_pdo_result extends CI_DB_result { */ function num_rows() { - return @pdo_num_rows($this->result_id); + return $this->result_id->rowCount(); } // -------------------------------------------------------------------- @@ -47,7 +47,7 @@ class CI_DB_pdo_result extends CI_DB_result { */ function num_fields() { - return @pdo_num_fields($this->result_id); + return $this->result_id->columnCount(); } // -------------------------------------------------------------------- @@ -62,13 +62,11 @@ class CI_DB_pdo_result extends CI_DB_result { */ function list_fields() { - $field_names = array(); - for ($i = 0; $i < $this->num_fields(); $i++) + if ($this->db->db_debug) { - $field_names[] = pdo_field_name($this->result_id, $i); + return $this->db->display_error('db_unsuported_feature'); } - - return $field_names; + return FALSE; } // -------------------------------------------------------------------- @@ -83,20 +81,25 @@ class CI_DB_pdo_result extends CI_DB_result { */ function field_data() { - $retval = array(); - for ($i = 0; $i < $this->num_fields(); $i++) + $data = array(); + + try { - $F = new stdClass(); - $F->name = pdo_field_name($this->result_id, $i); - $F->type = pdo_field_type($this->result_id, $i); - $F->max_length = pdo_field_len($this->result_id, $i); - $F->primary_key = 0; - $F->default = ''; - - $retval[] = $F; + for($i = 0; $i < $this->num_fields(); $i++) + { + $data[] = $this->result_id->getColumnMeta($i); + } + + return $data; + } + catch (Exception $e) + { + if ($this->db->db_debug) + { + return $this->db->display_error('db_unsuported_feature'); + } + return FALSE; } - - return $retval; } // -------------------------------------------------------------------- @@ -144,14 +147,7 @@ class CI_DB_pdo_result extends CI_DB_result { */ function _fetch_assoc() { - if (function_exists('pdo_fetch_object')) - { - return pdo_fetch_array($this->result_id); - } - else - { - return $this->_pdo_fetch_array($this->result_id); - } + return $this->result_id->fetch(PDO::FETCH_ASSOC); } // -------------------------------------------------------------------- @@ -165,60 +161,8 @@ class CI_DB_pdo_result extends CI_DB_result { * @return object */ function _fetch_object() - { - if (function_exists('pdo_fetch_object')) - { - return pdo_fetch_object($this->result_id); - } - else - { - return $this->_pdo_fetch_object($this->result_id); - } - } - - - /** - * Result - object - * - * subsititutes the pdo_fetch_object function when - * not available (pdo_fetch_object requires unixPDO) - * - * @access private - * @return object - */ - function _pdo_fetch_object(& $pdo_result) { - $rs = array(); - $rs_obj = FALSE; - if (pdo_fetch_into($pdo_result, $rs)) { - foreach ($rs as $k=>$v) { - $field_name= pdo_field_name($pdo_result, $k+1); - $rs_obj->$field_name = $v; - } - } - return $rs_obj; - } - - - /** - * Result - array - * - * subsititutes the pdo_fetch_array function when - * not available (pdo_fetch_array requires unixPDO) - * - * @access private - * @return array - */ - function _pdo_fetch_array(& $pdo_result) { - $rs = array(); - $rs_assoc = FALSE; - if (pdo_fetch_into($pdo_result, $rs)) { - $rs_assoc=array(); - foreach ($rs as $k=>$v) { - $field_name= pdo_field_name($pdo_result, $k+1); - $rs_assoc[$field_name] = $v; - } - } - return $rs_assoc; + { + return $this->result_id->fetchObject(); } } -- cgit v1.2.3-24-g4f1b From 6a450cf1b6440543b14379abacd6308fe51ea4f3 Mon Sep 17 00:00:00 2001 From: Timothy Warren Date: Tue, 23 Aug 2011 12:46:11 -0400 Subject: Fixed db->close() and db->free_result() functions --- system/database/drivers/pdo/pdo_driver.php | 2 +- system/database/drivers/pdo/pdo_result.php | 3 +-- 2 files changed, 2 insertions(+), 3 deletions(-) (limited to 'system/database') diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php index 3adc5f5ef..18617a457 100644 --- a/system/database/drivers/pdo/pdo_driver.php +++ b/system/database/drivers/pdo/pdo_driver.php @@ -632,7 +632,7 @@ class CI_DB_pdo_driver extends CI_DB { */ function _close($conn_id) { - @pdo_close($conn_id); + $this->conn_id = null; } diff --git a/system/database/drivers/pdo/pdo_result.php b/system/database/drivers/pdo/pdo_result.php index c38658626..5e136f581 100644 --- a/system/database/drivers/pdo/pdo_result.php +++ b/system/database/drivers/pdo/pdo_result.php @@ -111,9 +111,8 @@ class CI_DB_pdo_result extends CI_DB_result { */ function free_result() { - if (is_resource($this->result_id)) + if (is_object($this->result_id)) { - pdo_free_result($this->result_id); $this->result_id = FALSE; } } -- cgit v1.2.3-24-g4f1b From 0261596e96446ee5435407abb478204b0c4f79cf Mon Sep 17 00:00:00 2001 From: Timothy Warren Date: Wed, 24 Aug 2011 08:21:36 -0400 Subject: Fixed class comment and reconnect function --- system/database/drivers/pdo/pdo_driver.php | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) (limited to 'system/database') diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php index 18617a457..d1bec4489 100644 --- a/system/database/drivers/pdo/pdo_driver.php +++ b/system/database/drivers/pdo/pdo_driver.php @@ -16,7 +16,7 @@ // ------------------------------------------------------------------------ /** - * ODBC Database Adapter Class + * PDO Database Adapter Class * * Note: _DB is an extender class that the app controller * creates dynamically based on whether the active record @@ -100,7 +100,11 @@ class CI_DB_pdo_driver extends CI_DB { */ function reconnect() { - // not implemented in pdo + if ($this->db->db_debug) + { + return $this->db->display_error('db_unsuported_feature'); + } + return FALSE; } // -------------------------------------------------------------------- -- cgit v1.2.3-24-g4f1b From 36fb8de7bf385036f3145dd1fbd9537f6a01ac36 Mon Sep 17 00:00:00 2001 From: Timothy Warren Date: Wed, 24 Aug 2011 08:29:05 -0400 Subject: Updated version function to use PDO constant --- system/database/DB_driver.php | 2 +- system/database/drivers/pdo/pdo_driver.php | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) (limited to 'system/database') diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php index f3e824daa..f9bf118fb 100644 --- a/system/database/DB_driver.php +++ b/system/database/DB_driver.php @@ -218,7 +218,7 @@ class CI_DB_driver { // Some DBs have functions that return the version, and don't run special // SQL queries per se. In these instances, just return the result. - $driver_version_exceptions = array('oci8', 'sqlite', 'cubrid'); + $driver_version_exceptions = array('oci8', 'sqlite', 'cubrid', 'pdo'); if (in_array($this->dbdriver, $driver_version_exceptions)) { diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php index d1bec4489..b0a16d994 100644 --- a/system/database/drivers/pdo/pdo_driver.php +++ b/system/database/drivers/pdo/pdo_driver.php @@ -147,7 +147,7 @@ class CI_DB_pdo_driver extends CI_DB { */ function _version() { - return "SELECT version() AS ver"; + return $this->conn_id->getAttribute(PDO::ATTR_CLIENT_VERSION); } // -------------------------------------------------------------------- -- cgit v1.2.3-24-g4f1b From 018af7a82749cb5c6d224940ab5f08d801f54988 Mon Sep 17 00:00:00 2001 From: Timothy Warren Date: Wed, 7 Sep 2011 12:07:35 -0400 Subject: Added changelog item, updated since version file headers --- system/database/drivers/pdo/pdo_driver.php | 3 ++- system/database/drivers/pdo/pdo_forge.php | 2 +- system/database/drivers/pdo/pdo_result.php | 2 +- system/database/drivers/pdo/pdo_utility.php | 2 +- 4 files changed, 5 insertions(+), 4 deletions(-) (limited to 'system/database') diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php index b0a16d994..ccf1091c9 100644 --- a/system/database/drivers/pdo/pdo_driver.php +++ b/system/database/drivers/pdo/pdo_driver.php @@ -9,7 +9,7 @@ * @copyright Copyright (c) 2008 - 2011, EllisLab, Inc. * @license http://codeigniter.com/user_guide/license.html * @link http://codeigniter.com - * @since Version 1.0 + * @since Version 2.1.0 * @filesource */ @@ -468,6 +468,7 @@ class CI_DB_pdo_driver extends CI_DB { if (strpos($item, '.') !== FALSE) { $str = $this->_escape_char.str_replace('.', $this->_escape_char.'.'.$this->_escape_char, $item).$this->_escape_char; + } else { diff --git a/system/database/drivers/pdo/pdo_forge.php b/system/database/drivers/pdo/pdo_forge.php index f496a68ff..5516873c0 100644 --- a/system/database/drivers/pdo/pdo_forge.php +++ b/system/database/drivers/pdo/pdo_forge.php @@ -9,7 +9,7 @@ * @copyright Copyright (c) 2008 - 2011, EllisLab, Inc. * @license http://codeigniter.com/user_guide/license.html * @link http://codeigniter.com - * @since Version 1.0 + * @since Version 2.1.0 * @filesource */ diff --git a/system/database/drivers/pdo/pdo_result.php b/system/database/drivers/pdo/pdo_result.php index 5e136f581..e3ae0da4b 100644 --- a/system/database/drivers/pdo/pdo_result.php +++ b/system/database/drivers/pdo/pdo_result.php @@ -9,7 +9,7 @@ * @copyright Copyright (c) 2008 - 2011, EllisLab, Inc. * @license http://codeigniter.com/user_guide/license.html * @link http://codeigniter.com - * @since Version 1.0 + * @since Version 2.1.0 * @filesource */ diff --git a/system/database/drivers/pdo/pdo_utility.php b/system/database/drivers/pdo/pdo_utility.php index a09d826b3..50b9746de 100644 --- a/system/database/drivers/pdo/pdo_utility.php +++ b/system/database/drivers/pdo/pdo_utility.php @@ -9,7 +9,7 @@ * @copyright Copyright (c) 2008 - 2011, EllisLab, Inc. * @license http://codeigniter.com/user_guide/license.html * @link http://codeigniter.com - * @since Version 1.0 + * @since Version 2.1.0 * @filesource */ -- cgit v1.2.3-24-g4f1b From 51b0e64dd8f5a8011e66ba3d68cc4ae603d4efbd Mon Sep 17 00:00:00 2001 From: Timothy Warren Date: Tue, 13 Sep 2011 13:30:27 -0400 Subject: Changed to PHP5 constructor --- system/database/drivers/pdo/pdo_driver.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'system/database') diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php index ccf1091c9..829810f8e 100644 --- a/system/database/drivers/pdo/pdo_driver.php +++ b/system/database/drivers/pdo/pdo_driver.php @@ -48,7 +48,7 @@ class CI_DB_pdo_driver extends CI_DB { var $_random_keyword; - function CI_DB_pdo_driver($params) + function __construct($params) { parent::CI_DB($params); -- cgit v1.2.3-24-g4f1b From a6c65337005ac9f8ca8882cdc25341ee45c852df Mon Sep 17 00:00:00 2001 From: Timothy Warren Date: Wed, 14 Sep 2011 12:03:27 -0400 Subject: Marked ->db->affected_rows() function as unavailable --- system/database/drivers/pdo/pdo_driver.php | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) (limited to 'system/database') diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php index 829810f8e..5299f1a13 100644 --- a/system/database/drivers/pdo/pdo_driver.php +++ b/system/database/drivers/pdo/pdo_driver.php @@ -306,7 +306,11 @@ class CI_DB_pdo_driver extends CI_DB { */ function affected_rows() { - return @pdo_num_rows($this->conn_id); + if ($this->db->db_debug) + { + return $this->db->display_error('db_unsuported_feature'); + } + return FALSE; } // -------------------------------------------------------------------- -- cgit v1.2.3-24-g4f1b From c7ba6640fcd1acfd5865efb5780607c90efc0e24 Mon Sep 17 00:00:00 2001 From: Timothy Warren Date: Wed, 14 Sep 2011 12:25:14 -0400 Subject: Fixed LIKE statement escaping issues --- system/database/drivers/pdo/pdo_driver.php | 28 ++++++++++++++++++++++------ 1 file changed, 22 insertions(+), 6 deletions(-) (limited to 'system/database') diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php index 5299f1a13..b0bd7075f 100644 --- a/system/database/drivers/pdo/pdo_driver.php +++ b/system/database/drivers/pdo/pdo_driver.php @@ -34,10 +34,9 @@ class CI_DB_pdo_driver extends CI_DB { // the character used to excape - not necessary for PDO var $_escape_char = ''; - - // clause and character used for LIKE escape sequences - var $_like_escape_str = " {escape '%s'} "; - var $_like_escape_chr = '!'; + var $_like_escape_str; + var $_like_escape_chr; + /** * The syntax to count rows is slightly different across different @@ -52,6 +51,23 @@ class CI_DB_pdo_driver extends CI_DB { { parent::CI_DB($params); + // clause and character used for LIKE escape sequences + if(strpos($this->hostname, 'mysql') !== FALSE) + { + $this->_like_escape_str = ''; + $this->_like_escape_chr = ''; + } + else if(strpos($this->hostname, 'odbc') !== FALSE) + { + $this->_like_escape_str = " {escape '%s'} "; + $this->_like_escape_chr = '!'; + } + else + { + $this->_like_escape_str = " ESCAPE '%s' "; + $this->_like_escape_chr = '!'; + } + $this->hostname = $this->hostname . ";dbname=".$this->database; $this->trans_enabled = FALSE; @@ -306,9 +322,9 @@ class CI_DB_pdo_driver extends CI_DB { */ function affected_rows() { - if ($this->db->db_debug) + if ($this->db_debug) { - return $this->db->display_error('db_unsuported_feature'); + return $this->display_error('db_unsuported_feature'); } return FALSE; } -- cgit v1.2.3-24-g4f1b From 51a4888c71287e66d21c9749c13ba895953b9acb Mon Sep 17 00:00:00 2001 From: Timothy Warren Date: Wed, 14 Sep 2011 13:47:06 -0400 Subject: Fixed affected_rows() function, added PDO/postgres note for insert_id() function --- system/database/drivers/pdo/pdo_driver.php | 18 +++++++++--------- 1 file changed, 9 insertions(+), 9 deletions(-) (limited to 'system/database') diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php index b0bd7075f..d6af974d6 100644 --- a/system/database/drivers/pdo/pdo_driver.php +++ b/system/database/drivers/pdo/pdo_driver.php @@ -173,12 +173,16 @@ class CI_DB_pdo_driver extends CI_DB { * * @access private called by the base class * @param string an SQL query - * @return resource + * @return object */ function _execute($sql) { $sql = $this->_prep_query($sql); - return $this->conn_id->query($sql); + $result_id = $this->conn_id->query($sql); + + $this->affect_rows = $result_id->rowCount(); + + return $result_id; } // -------------------------------------------------------------------- @@ -322,11 +326,7 @@ class CI_DB_pdo_driver extends CI_DB { */ function affected_rows() { - if ($this->db_debug) - { - return $this->display_error('db_unsuported_feature'); - } - return FALSE; + return $this->affect_rows; } // -------------------------------------------------------------------- @@ -337,9 +337,9 @@ class CI_DB_pdo_driver extends CI_DB { * @access public * @return integer */ - function insert_id() + function insert_id($name=NULL) { - return $this->conn_id->lastInsertId(); + return $this->conn_id->lastInsertId($name); } // -------------------------------------------------------------------- -- cgit v1.2.3-24-g4f1b From 57cea51f89a1da6f15d2e9e22dbd5f071b7bb286 Mon Sep 17 00:00:00 2001 From: Timothy Warren Date: Wed, 14 Sep 2011 14:26:28 -0400 Subject: Miscellaneous fixes --- system/database/drivers/pdo/pdo_driver.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'system/database') diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php index d6af974d6..149a05247 100644 --- a/system/database/drivers/pdo/pdo_driver.php +++ b/system/database/drivers/pdo/pdo_driver.php @@ -333,7 +333,7 @@ class CI_DB_pdo_driver extends CI_DB { /** * Insert ID - * + * * @access public * @return integer */ -- cgit v1.2.3-24-g4f1b From 0a43ad879440c7dad246d3545ec883871ef460b8 Mon Sep 17 00:00:00 2001 From: Timothy Warren Date: Thu, 15 Sep 2011 20:15:19 -0400 Subject: Implemented limit handling --- system/database/drivers/pdo/pdo_driver.php | 26 ++++++++++++++++++++++++-- 1 file changed, 24 insertions(+), 2 deletions(-) (limited to 'system/database') diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php index 149a05247..ba02605b1 100644 --- a/system/database/drivers/pdo/pdo_driver.php +++ b/system/database/drivers/pdo/pdo_driver.php @@ -642,8 +642,30 @@ class CI_DB_pdo_driver extends CI_DB { */ function _limit($sql, $limit, $offset) { - // Does PDO doesn't use the LIMIT clause? - return $sql; + if(strpos('cubrid', $this->hostname) !== FALSE || strpos('sqlite', $this->hostname) !== FALSE) + { + if ($offset == 0) + { + $offset = ''; + } + else + { + $offset .= ", "; + } + + return $sql."LIMIT ".$offset.$limit; + } + else + { + $sql .= "LIMIT ".$limit; + + if ($offset > 0) + { + $sql .= " OFFSET ".$offset; + } + + return $sql; + } } // -------------------------------------------------------------------- -- cgit v1.2.3-24-g4f1b From 5fc36d8c9dc0bd5d41ed7dea36f999c6e07e1615 Mon Sep 17 00:00:00 2001 From: Timothy Warren Date: Fri, 16 Sep 2011 12:31:37 -0400 Subject: Merged from upstream, fixed a logic error --- system/database/drivers/pdo/pdo_driver.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'system/database') diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php index ba02605b1..c5a215b82 100644 --- a/system/database/drivers/pdo/pdo_driver.php +++ b/system/database/drivers/pdo/pdo_driver.php @@ -642,7 +642,7 @@ class CI_DB_pdo_driver extends CI_DB { */ function _limit($sql, $limit, $offset) { - if(strpos('cubrid', $this->hostname) !== FALSE || strpos('sqlite', $this->hostname) !== FALSE) + if(strpos($this->hostname, 'cubrid') !== FALSE || strpos($this->hostname, 'sqlite') !== FALSE) { if ($offset == 0) { -- cgit v1.2.3-24-g4f1b