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alazhar
2020-01-02 22:20:31 +07:00
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<!DOCTYPE html><title></title>

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<?php
/**
* @package Joomla.Platform
* @subpackage Session
*
* @copyright Copyright (C) 2005 - 2013 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE
*/
defined('JPATH_PLATFORM') or die;
/**
* Custom session storage handler for PHP
*
* @package Joomla.Platform
* @subpackage Session
* @see http://www.php.net/manual/en/function.session-set-save-handler.php
* @todo When dropping compatibility with PHP 5.3 use the SessionHandlerInterface and the SessionHandler class
* @since 11.1
*/
abstract class JSessionStorage
{
/**
* @var array JSessionStorage instances container.
* @since 11.3
*/
protected static $instances = array();
/**
* Constructor
*
* @param array $options Optional parameters.
*
* @since 11.1
*/
public function __construct($options = array())
{
$this->register($options);
}
/**
* Returns a session storage handler object, only creating it if it doesn't already exist.
*
* @param string $name The session store to instantiate
* @param array $options Array of options
*
* @return JSessionStorage
*
* @since 11.1
*/
public static function getInstance($name = 'none', $options = array())
{
$name = strtolower(JFilterInput::getInstance()->clean($name, 'word'));
if (empty(self::$instances[$name]))
{
$class = 'JSessionStorage' . ucfirst($name);
if (!class_exists($class))
{
$path = __DIR__ . '/storage/' . $name . '.php';
if (file_exists($path))
{
require_once $path;
}
else
{
// No attempt to die gracefully here, as it tries to close the non-existing session
jexit('Unable to load session storage class: ' . $name);
}
}
self::$instances[$name] = new $class($options);
}
return self::$instances[$name];
}
/**
* Register the functions of this class with PHP's session handler
*
* @return void
*
* @since 11.1
*/
public function register()
{
// 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.
*
* @param string $save_path The path to the session object.
* @param string $session_name The name of the session.
*
* @return boolean True on success, false otherwise.
*
* @since 11.1
*/
public function open($save_path, $session_name)
{
return true;
}
/**
* Close the SessionHandler backend.
*
* @return boolean True on success, false otherwise.
*
* @since 11.1
*/
public function close()
{
return true;
}
/**
* Read the data for a particular session identifier from the
* SessionHandler backend.
*
* @param string $id The session identifier.
*
* @return string The session data.
*
* @since 11.1
*/
public function read($id)
{
return;
}
/**
* Write session data to the SessionHandler backend.
*
* @param string $id The session identifier.
* @param string $session_data The session data.
*
* @return boolean True on success, false otherwise.
*
* @since 11.1
*/
public function write($id, $session_data)
{
return true;
}
/**
* Destroy the data for a particular session identifier in the
* SessionHandler backend.
*
* @param string $id The session identifier.
*
* @return boolean True on success, false otherwise.
*
* @since 11.1
*/
public function destroy($id)
{
return true;
}
/**
* Garbage collect stale sessions from the SessionHandler backend.
*
* @param integer $maxlifetime The maximum age of a session.
*
* @return boolean True on success, false otherwise.
*
* @since 11.1
*/
public function gc($maxlifetime = null)
{
return true;
}
/**
* Test to see if the SessionHandler is available.
*
* @return boolean True on success, false otherwise.
*
* @since 12.1
*/
public static function isSupported()
{
return true;
}
/**
* Test to see if the SessionHandler is available.
*
* @return boolean True on success, false otherwise.
*
* @since 11.1
* @deprecated 12.3 (Platform) & 4.0 (CMS) - Use JSessionStorage::isSupported() instead.
*/
public static function test()
{
JLog::add('JSessionStorage::test() is deprecated. Use JSessionStorage::isSupported() instead.', JLog::WARNING, 'deprecated');
return static::isSupported();
}
}

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<?php
/**
* @package Joomla.Platform
* @subpackage Session
*
* @copyright Copyright (C) 2005 - 2013 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE
*/
defined('JPATH_PLATFORM') or die;
/**
* APC session storage handler for PHP
*
* @package Joomla.Platform
* @subpackage Session
* @see http://www.php.net/manual/en/function.session-set-save-handler.php
* @since 11.1
*/
class JSessionStorageApc extends JSessionStorage
{
/**
* Constructor
*
* @param array $options Optional parameters
*
* @since 11.1
* @throws RuntimeException
*/
public function __construct($options = array())
{
if (!self::isSupported())
{
throw new RuntimeException('APC Extension is not available', 404);
}
parent::__construct($options);
}
/**
* Read the data for a particular session identifier from the
* SessionHandler backend.
*
* @param string $id The session identifier.
*
* @return string The session data.
*
* @since 11.1
*/
public function read($id)
{
$sess_id = 'sess_' . $id;
return (string) apc_fetch($sess_id);
}
/**
* Write session data to the SessionHandler backend.
*
* @param string $id The session identifier.
* @param string $session_data The session data.
*
* @return boolean True on success, false otherwise.
*
* @since 11.1
*/
public function write($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.
*
* @param string $id The session identifier.
*
* @return boolean True on success, false otherwise.
*
* @since 11.1
*/
public function destroy($id)
{
$sess_id = 'sess_' . $id;
return apc_delete($sess_id);
}
/**
* 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('apc');
}
}

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<?php
/**
* @package Joomla.Platform
* @subpackage Session
*
* @copyright Copyright (C) 2005 - 2013 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE
*/
defined('JPATH_PLATFORM') or die;
/**
* Database session storage handler for PHP
*
* @package Joomla.Platform
* @subpackage Session
* @see http://www.php.net/manual/en/function.session-set-save-handler.php
* @since 11.1
*/
class JSessionStorageDatabase extends JSessionStorage
{
/**
* Read the data for a particular session identifier from the SessionHandler backend.
*
* @param string $id The session identifier.
*
* @return string The session data.
*
* @since 11.1
*/
public function read($id)
{
// Get the database connection object and verify its connected.
$db = JFactory::getDbo();
try
{
// Get the session data from the database table.
$query = $db->getQuery(true)
->select($db->quoteName('data'))
->from($db->quoteName('#__session'))
->where($db->quoteName('session_id') . ' = ' . $db->quote($id));
$db->setQuery($query);
$result = (string) $db->loadResult();
$result = str_replace('\0\0\0', chr(0) . '*' . chr(0), $result);
return $result;
}
catch (Exception $e)
{
return false;
}
}
/**
* Write session data to the SessionHandler backend.
*
* @param string $id The session identifier.
* @param string $data The session data.
*
* @return boolean True on success, false otherwise.
*
* @since 11.1
*/
public function write($id, $data)
{
// Get the database connection object and verify its connected.
$db = JFactory::getDbo();
$data = str_replace(chr(0) . '*' . chr(0), '\0\0\0', $data);
try
{
$query = $db->getQuery(true)
->update($db->quoteName('#__session'))
->set($db->quoteName('data') . ' = ' . $db->quote($data))
->set($db->quoteName('time') . ' = ' . $db->quote((int) time()))
->where($db->quoteName('session_id') . ' = ' . $db->quote($id));
// Try to update the session data in the database table.
$db->setQuery($query);
if (!$db->execute())
{
return false;
}
/* Since $db->execute did not throw an exception, so the query was successful.
Either the data changed, or the data was identical.
In either case we are done.
*/
return true;
}
catch (Exception $e)
{
return false;
}
}
/**
* Destroy the data for a particular session identifier in the SessionHandler backend.
*
* @param string $id The session identifier.
*
* @return boolean True on success, false otherwise.
*
* @since 11.1
*/
public function destroy($id)
{
// Get the database connection object and verify its connected.
$db = JFactory::getDbo();
try
{
$query = $db->getQuery(true)
->delete($db->quoteName('#__session'))
->where($db->quoteName('session_id') . ' = ' . $db->quote($id));
// Remove a session from the database.
$db->setQuery($query);
return (boolean) $db->execute();
}
catch (Exception $e)
{
return false;
}
}
/**
* Garbage collect stale sessions from the SessionHandler backend.
*
* @param integer $lifetime The maximum age of a session.
*
* @return boolean True on success, false otherwise.
*
* @since 11.1
*/
public function gc($lifetime = 1440)
{
// Get the database connection object and verify its connected.
$db = JFactory::getDbo();
// Determine the timestamp threshold with which to purge old sessions.
$past = time() - $lifetime;
try
{
$query = $db->getQuery(true)
->delete($db->quoteName('#__session'))
->where($db->quoteName('time') . ' < ' . $db->quote((int) $past));
// Remove expired sessions from the database.
$db->setQuery($query);
return (boolean) $db->execute();
}
catch (Exception $e)
{
return false;
}
}
}

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<!DOCTYPE html><title></title>

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<?php
/**
* @package Joomla.Platform
* @subpackage Session
*
* @copyright Copyright (C) 2005 - 2013 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
*
* @package Joomla.Platform
* @subpackage Session
* @since 11.1
*/
class JSessionStorageMemcache extends JSessionStorage
{
/**
* 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);
}
parent::__construct($options);
$config = JFactory::getConfig();
// This will be an array of loveliness
// @todo: multiple servers
$this->_servers = array(
array(
'host' => $config->get('memcache_server_host', 'localhost'),
'port' => $config->get('memcache_server_port', 11211)
)
);
}
/**
* Register the functions of this class with PHP's session handler
*
* @return void
*
* @since 12.2
*/
public function register()
{
ini_set('session.save_path', $this->_servers['host'] . ':' . $this->_servers['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
*/
static public function isSupported()
{
return (extension_loaded('memcache') && class_exists('Memcache'));
}
}

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<?php
/**
* @package Joomla.Platform
* @subpackage Session
*
* @copyright Copyright (C) 2005 - 2013 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE
*/
defined('JPATH_PLATFORM') or die;
/**
* Memcached session storage handler for PHP
*
* @package Joomla.Platform
* @subpackage Session
* @since 11.1
*/
class JSessionStorageMemcached extends JSessionStorage
{
/**
* Constructor
*
* @param array $options Optional parameters.
*
* @since 11.1
* @throws RuntimeException
*/
public function __construct($options = array())
{
if (!self::isSupported())
{
throw new RuntimeException('Memcached Extension is not available', 404);
}
parent::__construct($options);
$config = JFactory::getConfig();
// This will be an array of loveliness
// @todo: multiple servers
$this->_servers = array(
array(
'host' => $config->get('memcache_server_host', 'localhost'),
'port' => $config->get('memcache_server_port', 11211)
)
);
}
/**
* Register the functions of this class with PHP's session handler
*
* @return void
*
* @since 12.2
*/
public function register()
{
ini_set('session.save_path', $this->_servers['host'] . ':' . $this->_servers['port']);
ini_set('session.save_handler', 'memcached');
}
/**
* Test to see if the SessionHandler is available.
*
* @return boolean True on success, false otherwise.
*
* @since 12.1
*/
static public function isSupported()
{
return (extension_loaded('memcached') && class_exists('Memcached'));
}
}

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<?php
/**
* @package Joomla.Platform
* @subpackage Session
*
* @copyright Copyright (C) 2005 - 2013 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE
*/
defined('JPATH_PLATFORM') or die;
/**
* File session handler for PHP
*
* @package Joomla.Platform
* @subpackage Session
* @see http://www.php.net/manual/en/function.session-set-save-handler.php
* @since 11.1
*/
class JSessionStorageNone extends JSessionStorage
{
/**
* Register the functions of this class with PHP's session handler
*
* @return void
*
* @since 11.1
*/
public function register()
{
ini_set('session.save_handler', 'files');
}
}

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<?php
/**
* @package Joomla.Platform
* @subpackage Session
*
* @copyright Copyright (C) 2005 - 2013 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE
*/
defined('JPATH_PLATFORM') or die;
/**
* WINCACHE session storage handler for PHP
*
* @package Joomla.Platform
* @subpackage Session
* @since 11.1
*/
class JSessionStorageWincache extends JSessionStorage
{
/**
* Constructor
*
* @param array $options Optional parameters.
*
* @since 11.1
* @throws RuntimeException
*/
public function __construct($options = array())
{
if (!self::isSupported())
{
throw new RuntimeException('Wincache Extension is not available', 404);
}
parent::__construct($options);
}
/**
* Register the functions of this class with PHP's session handler
*
* @return void
*
* @since 12.2
*/
public function register()
{
ini_set('session.save_handler', 'wincache');
}
/**
* Test to see if the SessionHandler is available.
*
* @return boolean True on success, false otherwise.
*
* @since 12.1
*/
static public function isSupported()
{
return (extension_loaded('wincache') && function_exists('wincache_ucache_get') && !strcmp(ini_get('wincache.ucenabled'), "1"));
}
}

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<?php
/**
* @package Joomla.Platform
* @subpackage Session
*
* @copyright Copyright (C) 2005 - 2013 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE
*/
defined('JPATH_PLATFORM') or die;
/**
* XCache session storage handler
*
* @package Joomla.Platform
* @subpackage Session
* @since 11.1
*/
class JSessionStorageXcache extends JSessionStorage
{
/**
* Constructor
*
* @param array $options Optional parameters.
*
* @since 11.1
* @throws RuntimeException
*/
public function __construct($options = array())
{
if (!self::isSupported())
{
throw new RuntimeException('XCache Extension is not available', 404);
}
parent::__construct($options);
}
/**
* Read the data for a particular session identifier from the SessionHandler backend.
*
* @param string $id The session identifier.
*
* @return string The session data.
*
* @since 11.1
*/
public function read($id)
{
$sess_id = 'sess_' . $id;
// Check if id exists
if (!xcache_isset($sess_id))
{
return;
}
return (string) xcache_get($sess_id);
}
/**
* Write session data to the SessionHandler backend.
*
* @param string $id The session identifier.
* @param string $session_data The session data.
*
* @return boolean True on success, false otherwise.
*
* @since 11.1
*/
public function write($id, $session_data)
{
$sess_id = 'sess_' . $id;
return xcache_set($sess_id, $session_data, ini_get("session.gc_maxlifetime"));
}
/**
* Destroy the data for a particular session identifier in the SessionHandler backend.
*
* @param string $id The session identifier.
*
* @return boolean True on success, false otherwise.
*
* @since 11.1
*/
public function destroy($id)
{
$sess_id = 'sess_' . $id;
if (!xcache_isset($sess_id))
{
return true;
}
return xcache_unset($sess_id);
}
/**
* Test to see if the SessionHandler is available.
*
* @return boolean True on success, false otherwise.
*
* @since 12.1
*/
static public function isSupported()
{
return (extension_loaded('xcache'));
}
}