You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 

116 lines
3.4 KiB

<?php
// +---------------------------------------------------------------------------+
// | This file is part of the core package. |
// | Copyright (c) laiketui.com |
// | |
// | For the full copyright and license information, please view the LICENSE |
// | file that was distributed with this source code. You can also view the |
// | LICENSE file online at http://www.laiketui.com |
// +---------------------------------------------------------------------------+
/**
* DatabaseManager allows you to setup your database connectivity before the
* request is handled. This eliminates the need for a filter to manage database
* connections.
*
* @package laiketui
* @subpackage database
*
* @author ketter (ketter@laiketui.com)
* @since 3.0.0
*/
class DatabaseManager extends MojaviObject
{
// +-----------------------------------------------------------------------+
// | PRIVATE DATA |
// +-----------------------------------------------------------------------+
private
$databases = array();
// +-----------------------------------------------------------------------+
// | METHODS |
// +-----------------------------------------------------------------------+
/**
* Retrieve the database connection associated with this Database
* implementation.
*
* @param string A database name.
*
* @return mixed A Database instance.
*
* @throws <b>DatabaseException</b> If the requested database name does
* not exist.
*/
public function getDatabase ($name = 'default')
{
if (isset($this->databases[$name]))
{
return $this->databases[$name];
}
// nonexistent database name
$error = 'Database "%s" does not exist';
$error = sprintf($error, $name);
throw new DatabaseException($error);
}
// -------------------------------------------------------------------------
/**
* Initialize this DatabaseManager.
*
* @return bool true, if initialization completes successfully, otherwise
* false.
*
* @throws <b>InitializationException</b> If an error occurs while
* initializing this DatabaseManager.
*
* @author ketter (ketter@laiketui.com)
* @since 3.0.0
*/
public function initialize ()
{
// load database configuration
require_once(ConfigCache::checkConfig('config/databases.ini'));
}
// -------------------------------------------------------------------------
/**
* Execute the shutdown procedure.
*
* @return void
*
* @throws <b>DatabaseException</b> If an error occurs while shutting down
* this DatabaseManager.
*
* @author ketter (ketter@laiketui.com)
* @since 3.0.0
*/
public function shutdown ()
{
// loop through databases and shutdown connections
foreach ($this->databases as $database)
{
$database->shutdown();
}
}
}
?>