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<?php
/**
* @package Joomla.Platform
* @subpackage Session
*
* @copyright Copyright (C) 2005 - 2015 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE
*/
defined('JPATH_PLATFORM') or die;
/**
* Memcache session storage handler for PHP
*
* @since 11.1
*/
class JSessionStorageMemcache extends JSessionStorage
{
/**
* @var array Container for memcache server conf arrays
*/
private $_servers = array();
/**
* Constructor
*
* @param array $options Optional parameters.
*
* @since 11.1
* @throws RuntimeException
*/
public function __construct($options = array())
{
if (!self::isSupported())
{
throw new RuntimeException('Memcache Extension is not available', 404);
}
$config = JFactory::getConfig();
// This will be an array of loveliness
// @todo: multiple servers
$this->_servers = array(
array(
'host' => $config->get('session_memcache_server_host', 'localhost'),
'port' => $config->get('session_memcache_server_port', 11211)
)
);
parent::__construct($options);
}
/**
* Register the functions of this class with PHP's session handler
*
* @return void
*
* @since 12.2
*/
public function register()
{
if (!empty($this->_servers) && isset($this->_servers[0]))
{
$serverConf = current($this->_servers);
ini_set('session.save_path', "{$serverConf['host']}:{$serverConf['port']}");
ini_set('session.save_handler', 'memcache');
}
}
/**
* Test to see if the SessionHandler is available.
*
* @return boolean True on success, false otherwise.
*
* @since 12.1
*/
public static function isSupported()
{
return (extension_loaded('memcache') && class_exists('Memcache'));
}
}