<?php/*** @version		$Id:apc.php 6961 2007-03-15 16:06:53Z tcp $* @package		Joomla.Framework* @subpackage	Session* @copyright	Copyright (C) 2005 - 2008 Open Source Matters. All rights reserved.* @license		GNU/GPL, see LICENSE.php* Joomla! is free software. This version may have been modified pursuant* to the GNU General Public License, and as distributed it includes or* is derivative of works licensed under the GNU General Public License or* other free or open source software licenses.* See COPYRIGHT.php for copyright notices and details.*/// Check to ensure this file is within the rest of the frameworkdefined('JPATH_BASE') or die();/*** APC session storage handler for PHP** @package		Joomla.Framework* @subpackage	Session* @since		1.5* @see http://www.php.net/manual/en/function.session-set-save-handler.php*/class JSessionStorageApc extends JSessionStorage{	/**	* Constructor	*	* @access protected	* @param array $options optional parameters	*/	function __construct( $options = array() )	{		if (!$this->test()) {            return JError::raiseError(404, "The apc extension is not available");        }		parent::__construct($options);	}	/**	 * Open the SessionHandler backend.	 *	 * @access public	 * @param string $save_path     The path to the session object.	 * @param string $session_name  The name of the session.	 * @return boolean  True on success, false otherwise.	 */	function open($save_path, $session_name)	{		return true;	}	/**	 * Close the SessionHandler backend.	 *	 * @access public	 * @return boolean  True on success, false otherwise.	 */	function close()	{		return true;	} 	/** 	 * Read the data for a particular session identifier from the 	 * SessionHandler backend. 	 * 	 * @access public 	 * @param string $id  The session identifier. 	 * @return string  The session data. 	 */	function read($id)	{		$sess_id = 'sess_'.$id;		return (string) apc_fetch($sess_id);	}	/**	 * Write session data to the SessionHandler backend.	 *	 * @access public	 * @param string $id            The session identifier.	 * @param string $session_data  The session data.	 * @return boolean  True on success, false otherwise.	 */	function write($id, $session_data)	{		$sess_id = 'sess_'.$id;		return apc_store($sess_id, $session_data, ini_get("session.gc_maxlifetime"));	}	/**	  * Destroy the data for a particular session identifier in the	  * SessionHandler backend.	  *	  * @access public	  * @param string $id  The session identifier.	  * @return boolean  True on success, false otherwise.	  */	function destroy($id)	{		$sess_id = 'sess_'.$id;		return apc_delete($sess_id);	}	/**	 * Garbage collect stale sessions from the SessionHandler backend.	 *	 * @access public	 * @param integer $maxlifetime  The maximum age of a session.	 * @return boolean  True on success, false otherwise.	 */	function gc($maxlifetime)	{		return true;	}	/**	 * Test to see if the SessionHandler is available.	 *	 * @static	 * @access public	 * @return boolean  True on success, false otherwise.	 */	function test() {		return extension_loaded('apc');	}}