diff options
Diffstat (limited to 'system/database')
-rw-r--r-- | system/database/DB_driver.php | 34 | ||||
-rw-r--r-- | system/database/drivers/mssql/mssql_driver.php | 16 | ||||
-rw-r--r-- | system/database/drivers/mysql/mysql_driver.php | 16 | ||||
-rw-r--r-- | system/database/drivers/mysql/mysql_forge.php | 4 | ||||
-rw-r--r-- | system/database/drivers/mysql/mysql_utility.php | 17 | ||||
-rw-r--r-- | system/database/drivers/mysqli/mysqli_driver.php | 16 | ||||
-rw-r--r-- | system/database/drivers/sqlsrv/sqlsrv_driver.php | 21 |
7 files changed, 79 insertions, 45 deletions
diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php index b829bbe46..271a70ec4 100644 --- a/system/database/DB_driver.php +++ b/system/database/DB_driver.php @@ -107,11 +107,9 @@ class CI_DB_driver { /** * Initialize Database Settings * - * @access private Called by the constructor - * @param mixed - * @return void + * @return bool */ - function initialize() + public function initialize() { // If an existing connection resource is available // there is no need to connect and select the database @@ -125,7 +123,7 @@ class CI_DB_driver { // Connect to the database and set the connection ID $this->conn_id = ($this->pconnect == FALSE) ? $this->db_connect() : $this->db_pconnect(); - // No connection resource? Check if there is a failover else throw an error + // No connection resource? Check if there is a failover else throw an error if ( ! $this->conn_id) { // Check if there is a failover set @@ -167,31 +165,19 @@ class CI_DB_driver { // ---------------------------------------------------------------- // Select the DB... assuming a database name is specified in the config file - if ($this->database != '') + if ($this->database !== '' && ! $this->db_select()) { - if ( ! $this->db_select()) - { - log_message('error', 'Unable to select database: '.$this->database); + log_message('error', 'Unable to select database: '.$this->database); - if ($this->db_debug) - { - $this->display_error('db_unable_to_select', $this->database); - } - return FALSE; - } - else + if ($this->db_debug) { - // We've selected the DB. Now we set the character set - if ( ! $this->db_set_charset($this->char_set, $this->dbcollat)) - { - return FALSE; - } - - return TRUE; + $this->display_error('db_unable_to_select', $this->database); } + return FALSE; } - return TRUE; + // Now we set the character set and that's all + return $this->db_set_charset($this->char_set, $this->dbcollat); } // -------------------------------------------------------------------- diff --git a/system/database/drivers/mssql/mssql_driver.php b/system/database/drivers/mssql/mssql_driver.php index c273323d8..4c26dc465 100644 --- a/system/database/drivers/mssql/mssql_driver.php +++ b/system/database/drivers/mssql/mssql_driver.php @@ -109,13 +109,25 @@ class CI_DB_mssql_driver extends CI_DB { /** * Select the database * + * @param string database name * @return bool */ - public function db_select() + public function db_select($database = '') { + if ($database === '') + { + $database = $this->database; + } + // Note: The brackets are required in the event that the DB name // contains reserved characters - return @mssql_select_db('['.$this->database.']', $this->conn_id); + if (@mssql_select_db('['.$database.']', $this->conn_id)) + { + $this->database = $database; + return TRUE; + } + + return FALSE; } // -------------------------------------------------------------------- diff --git a/system/database/drivers/mysql/mysql_driver.php b/system/database/drivers/mysql/mysql_driver.php index 067710ff0..c88a8a766 100644 --- a/system/database/drivers/mysql/mysql_driver.php +++ b/system/database/drivers/mysql/mysql_driver.php @@ -119,11 +119,23 @@ class CI_DB_mysql_driver extends CI_DB { /** * Select the database * + * @param string database name * @return bool */ - public function db_select() + public function db_select($database = '') { - return @mysql_select_db($this->database, $this->conn_id); + if ($database === '') + { + $database = $this->database; + } + + if (@mysql_select_db($database, $this->conn_id)) + { + $this->database = $database; + return TRUE; + } + + return FALSE; } // -------------------------------------------------------------------- diff --git a/system/database/drivers/mysql/mysql_forge.php b/system/database/drivers/mysql/mysql_forge.php index d3107134e..0f251b086 100644 --- a/system/database/drivers/mysql/mysql_forge.php +++ b/system/database/drivers/mysql/mysql_forge.php @@ -147,7 +147,7 @@ class CI_DB_mysql_forge extends CI_DB_forge { $sql .= 'IF NOT EXISTS '; } - $sql .= $this->db->_escape_identifiers($table).' ('.$this->_process_fields($fields); + $sql .= $this->db->protect_identifiers($table).' ('.$this->_process_fields($fields); if (count($primary_keys) > 0) { @@ -187,7 +187,7 @@ class CI_DB_mysql_forge extends CI_DB_forge { */ public function _drop_table($table) { - return 'DROP TABLE IF EXISTS '.$this->db->_escape_identifiers($table); + return 'DROP TABLE IF EXISTS '.$this->db->protect_identifiers($table); } // -------------------------------------------------------------------- diff --git a/system/database/drivers/mysql/mysql_utility.php b/system/database/drivers/mysql/mysql_utility.php index 0e7c18e16..952f887fe 100644 --- a/system/database/drivers/mysql/mysql_utility.php +++ b/system/database/drivers/mysql/mysql_utility.php @@ -56,7 +56,7 @@ class CI_DB_mysql_utility extends CI_DB_utility { */ public function _optimize_table($table) { - return 'OPTIMIZE TABLE '.$this->db->_escape_identifiers($table); + return 'OPTIMIZE TABLE '.$this->db->protect_identifiers($table); } // -------------------------------------------------------------------- @@ -71,7 +71,7 @@ class CI_DB_mysql_utility extends CI_DB_utility { */ public function _repair_table($table) { - return 'REPAIR TABLE '.$this->db->_escape_identifiers($table); + return 'REPAIR TABLE '.$this->db->protect_identifiers($table); } // -------------------------------------------------------------------- @@ -102,7 +102,7 @@ class CI_DB_mysql_utility extends CI_DB_utility { } // Get the table schema - $query = $this->db->query('SHOW CREATE TABLE `'.$this->db->database.'`.`'.$table.'`'); + $query = $this->db->query('SHOW CREATE TABLE '.$this->db->protect_identifiers($this->db->database).'.'.$this->db->protect_identifiers($table)); // No result means the table name was invalid if ($query === FALSE) @@ -115,7 +115,7 @@ class CI_DB_mysql_utility extends CI_DB_utility { if ($add_drop == TRUE) { - $output .= 'DROP TABLE IF EXISTS '.$table.';'.$newline.$newline; + $output .= 'DROP TABLE IF EXISTS '.$this->db->protect_identifiers($table).';'.$newline.$newline; } $i = 0; @@ -135,7 +135,7 @@ class CI_DB_mysql_utility extends CI_DB_utility { } // Grab all the data from the current table - $query = $this->db->query('SELECT * FROM '.$table); + $query = $this->db->query('SELECT * FROM '.$this->db->protect_identifiers($table)); if ($query->num_rows() == 0) { @@ -157,7 +157,7 @@ class CI_DB_mysql_utility extends CI_DB_utility { TRUE); // Create a string of field names - $field_str .= '`'.$field->name.'`, '; + $field_str .= $this->db->protect_identifiers($field->name).', '; $i++; } @@ -192,14 +192,15 @@ class CI_DB_mysql_utility extends CI_DB_utility { $val_str = preg_replace('/, $/' , '', $val_str); // Build the INSERT string - $output .= 'INSERT INTO '.$table.' ('.$field_str.') VALUES ('.$val_str.');'.$newline; + $output .= 'INSERT INTO '.$this->db->protect_identifiers($table).' ('.$field_str.') VALUES ('.$val_str.');'.$newline; } - return $output.$newline.$newline; + $output .= $newline.$newline; } return $output; } + } /* End of file mysql_utility.php */ diff --git a/system/database/drivers/mysqli/mysqli_driver.php b/system/database/drivers/mysqli/mysqli_driver.php index a79b2a4ad..dbba12e15 100644 --- a/system/database/drivers/mysqli/mysqli_driver.php +++ b/system/database/drivers/mysqli/mysqli_driver.php @@ -119,11 +119,23 @@ class CI_DB_mysqli_driver extends CI_DB { /** * Select the database * + * @param string database name * @return bool */ - public function db_select() + public function db_select($database = '') { - return @mysqli_select_db($this->conn_id, $this->database); + if ($database === '') + { + $database = $this->database; + } + + if (@mysqli_select_db($this->conn_id, $database)) + { + $this->database = $database; + return TRUE; + } + + return FALSE; } // -------------------------------------------------------------------- diff --git a/system/database/drivers/sqlsrv/sqlsrv_driver.php b/system/database/drivers/sqlsrv/sqlsrv_driver.php index 6fd52ef70..9c50209ec 100644 --- a/system/database/drivers/sqlsrv/sqlsrv_driver.php +++ b/system/database/drivers/sqlsrv/sqlsrv_driver.php @@ -122,12 +122,23 @@ class CI_DB_sqlsrv_driver extends CI_DB { /** * Select the database * - * @access private called by the base class - * @return resource + * @param string database name + * @return bool */ - function db_select() + public function db_select($database = '') { - return $this->_execute('USE ' . $this->database); + if ($database === '') + { + $database = $this->database; + } + + if ($this->_execute('USE '.$database)) + { + $this->database = $database; + return TRUE; + } + + return FALSE; } // -------------------------------------------------------------------- @@ -608,4 +619,4 @@ class CI_DB_sqlsrv_driver extends CI_DB { /* End of file mssql_driver.php */ -/* Location: ./system/database/drivers/mssql/mssql_driver.php */
\ No newline at end of file +/* Location: ./system/database/drivers/mssql/mssql_driver.php */ |