mirror of
https://github.com/kamilwylegala/cakephp2-php8.git
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6ca443861d
git-svn-id: https://svn.cakephp.org/repo/trunk/cake@323 3807eeeb-6ff5-0310-8944-8be069107fe0
127 lines
No EOL
3.4 KiB
PHP
127 lines
No EOL
3.4 KiB
PHP
<?php
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//////////////////////////////////////////////////////////////////////////
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// + $Id$
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// +------------------------------------------------------------------+ //
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// + Cake PHP : Rapid Development Framework <http://www.cakephp.org/> + //
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// + Copyright: (c) 2005, CakePHP Authors/Developers + //
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// + Author(s): Michal Tatarynowicz aka Pies <tatarynowicz@gmail.com> + //
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// + Larry E. Masters aka PhpNut <nut@phpnut.com> + //
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// + Kamil Dzielinski aka Brego <brego.dk@gmail.com> + //
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// +------------------------------------------------------------------+ //
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// + Licensed under The MIT License + //
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// + Redistributions of files must retain the above copyright notice. + //
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// + See: http://www.opensource.org/licenses/mit-license.php + //
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//////////////////////////////////////////////////////////////////////////
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/**
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* Purpose: DbFactory
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*
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* Description:
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* Creates DBO-descendant objects from a given db connection configuration
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*
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* @filesource
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* @author CakePHP Authors/Developers
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* @copyright Copyright (c) 2005, CakePHP Authors/Developers
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* @link https://trac.cakephp.org/wiki/Authors Authors/Developers
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* @package cake
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* @subpackage cake.libs.dbo
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* @since CakePHP v 0.2.9
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* @version $Revision$
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* @modifiedby $LastChangedBy$
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* @lastmodified $Date$
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* @license http://www.opensource.org/licenses/mit-license.php The MIT License
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*/
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/**
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* Enter description here...
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*
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*/
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uses('object');
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config('database');
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/**
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* Enter description here...
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*
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* @package cake
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* @subpackage cake.libs.dbo
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* @since CakePHP v 1.0.0.0
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*
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*/
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class DboFactory extends Object
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{
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/**
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* A semi-singelton. Returns actual instance, or creates a new one with given config.
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*
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* @param string $config Name of key of $dbConfig array to be used.
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* @return mixed
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*/
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function getInstance($config = null)
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{
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static $instance;
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if (!isset($instance))
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{
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if ($config == null)
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{
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return false;
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}
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$configs = get_class_vars('DATABASE_CONFIG');
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$config = $configs[$config];
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// special case for AdoDB -- driver name in the form of 'adodb-drivername'
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if (preg_match('#^adodb[\-_](.*)$#i', $config['driver'], $res))
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{
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uses('dbo/dbo_adodb');
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$config['driver'] = $res[1];
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$instance = array(DBO_AdoDB($config));
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}
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// special case for PEAR:DB -- driver name in the form of 'pear-drivername'
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elseif (preg_match('#^pear[\-_](.*)$#i', $config['driver'], $res))
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{
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uses('dbo/dbo_pear');
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$config['driver'] = $res[1];
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$instance = array(new DBO_Pear($config));
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}
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// regular, Cake-native db drivers
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else
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{
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$db_driver_class = 'DBO_'.$config['driver'];
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$db_driver_fn = LIBS.strtolower('dbo'.DS.$db_driver_class.'.php');
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if (file_exists($db_driver_fn))
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{
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uses(strtolower('dbo'.DS.$db_driver_class));
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$instance = array(new $db_driver_class($config));
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}
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else
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{
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trigger_error(ERROR_UNKNOWN_DATABASE_DRIVER, E_USER_ERROR);
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return false;
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}
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}
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}
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return $instance[0];
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}
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/**
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* Sets config to use. If there is already a connection, close it first.
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*
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* @param string $configName Name of the config array key to use.
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* @return mixed
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*/
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function setConfig($config)
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{
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$db = DboFactory::getInstance();
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if ($db->isConnected() === true)
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{
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$db->close();
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}
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return $this->getInstance($config);
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}
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}
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?>
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