friendica/src/Core/Session/CacheSessionHandler.php

81 lines
1.6 KiB
PHP

<?php
namespace Friendica\Core\Session;
use Friendica\BaseObject;
use Friendica\Core\Cache;
use Friendica\Core\Logger;
use Friendica\Core\Session;
use SessionHandlerInterface;
/**
* SessionHandler using Friendica Cache
*
* @author Hypolite Petovan <hypolite@mrpetovan.com>
*/
class CacheSessionHandler extends BaseObject implements SessionHandlerInterface
{
public function open($save_path, $session_name)
{
return true;
}
public function read($session_id)
{
if (empty($session_id)) {
return '';
}
$data = Cache::get('session:' . $session_id);
if (!empty($data)) {
Session::$exists = true;
return $data;
}
Logger::log("no data for session $session_id", Logger::TRACE);
return '';
}
/**
* @brief Standard PHP session write callback
*
* This callback updates the stored session data and/or the expiration depending
* on the case. Uses the Session::expire for existing session, 5 minutes
* for newly created session.
*
* @param string $session_id Session ID with format: [a-z0-9]{26}
* @param string $session_data Serialized session data
* @return boolean Returns false if parameters are missing, true otherwise
*/
public function write($session_id, $session_data)
{
if (!$session_id) {
return false;
}
if (!$session_data) {
return true;
}
$return = Cache::set('session:' . $session_id, $session_data, Session::$expire);
return $return;
}
public function close()
{
return true;
}
public function destroy($id)
{
$return = Cache::delete('session:' . $id);
return $return;
}
public function gc($maxlifetime)
{
return true;
}
}