Current File : /home/admin/domains/happytokorea.com/public_html_bk/test3/libraries/joomla/session/storage.php
<?php
/**
* @version $Id:sessionstorage.php 6961 2007-03-15 16:06:53Z tcp $
* @package Joomla.Framework
* @subpackage Session
* @copyright Copyright (C) 2005 - 2010 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 framework
defined('JPATH_BASE') or die();
/**
* Custom session storage handler for PHP
*
* @abstract
* @package Joomla.Framework
* @subpackage Session
* @since 1.5
* @see http://www.php.net/manual/en/function.session-set-save-handler.php
*/
class JSessionStorage extends JObject
{
/**
* Constructor
*
* @access protected
* @param array $options optional parameters
*/
function __construct( $options = array() )
{
$this->register($options);
}
/**
* Returns a reference to a session storage handler object, only creating it
* if it doesn't already exist.
*
* @access public
* @param name $name The session store to instantiate
* @return database A JSessionStorage object
* @since 1.5
*/
function &getInstance($name = 'none', $options = array())
{
static $instances;
if (!isset ($instances)) {
$instances = array ();
}
$name = strtolower(JFilterInput::clean($name, 'word'));
if (empty ($instances[$name]))
{
$class = 'JSessionStorage'.ucfirst($name);
if(!class_exists($class))
{
$path = dirname(__FILE__).DS.'storage'.DS.$name.'.php';
if (file_exists($path)) {
require_once($path);
} else {
// No call to JError::raiseError here, as it tries to close the non-existing session
jexit('Unable to load session storage class: '.$name);
}
}
$instances[$name] = new $class($options);
}
return $instances[$name];
}
/**
* Register the functions of this class with PHP's session handler
*
* @access public
* @param array $options optional parameters
*/
function register( $options = array() )
{
// use this object as the session handler
session_set_save_handler(
array($this, 'open'),
array($this, 'close'),
array($this, 'read'),
array($this, 'write'),
array($this, 'destroy'),
array($this, 'gc')
);
}
/**
* Open the SessionHandler backend.
*
* @abstract
* @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.
*
* @abstract
* @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.
*
* @abstract
* @access public
* @param string $id The session identifier.
* @return string The session data.
*/
function read($id)
{
return;
}
/**
* Write session data to the SessionHandler backend.
*
* @abstract
* @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)
{
return true;
}
/**
* Destroy the data for a particular session identifier in the
* SessionHandler backend.
*
* @abstract
* @access public
* @param string $id The session identifier.
* @return boolean True on success, false otherwise.
*/
function destroy($id)
{
return true;
}
/**
* Garbage collect stale sessions from the SessionHandler backend.
*
* @abstract
* @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.
*
* @abstract
* @static
* @access public
* @return boolean True on success, false otherwise.
*/
function test()
{
return true;
}
}