Chris@14: <?php
Chris@14: 
Chris@14: /*
Chris@14:  * This file is part of the Symfony package.
Chris@14:  *
Chris@14:  * (c) Fabien Potencier <fabien@symfony.com>
Chris@14:  *
Chris@14:  * For the full copyright and license information, please view the LICENSE
Chris@14:  * file that was distributed with this source code.
Chris@14:  */
Chris@14: 
Chris@14: namespace Symfony\Component\HttpFoundation\Session\Storage\Handler;
Chris@14: 
Chris@14: /**
Chris@14:  * Adds basic `SessionUpdateTimestampHandlerInterface` behaviors to another `SessionHandlerInterface`.
Chris@14:  *
Chris@14:  * @author Nicolas Grekas <p@tchwork.com>
Chris@14:  */
Chris@14: class StrictSessionHandler extends AbstractSessionHandler
Chris@14: {
Chris@14:     private $handler;
Chris@14:     private $doDestroy;
Chris@14: 
Chris@14:     public function __construct(\SessionHandlerInterface $handler)
Chris@14:     {
Chris@14:         if ($handler instanceof \SessionUpdateTimestampHandlerInterface) {
Chris@17:             throw new \LogicException(sprintf('"%s" is already an instance of "SessionUpdateTimestampHandlerInterface", you cannot wrap it with "%s".', \get_class($handler), self::class));
Chris@14:         }
Chris@14: 
Chris@14:         $this->handler = $handler;
Chris@14:     }
Chris@14: 
Chris@14:     /**
Chris@14:      * {@inheritdoc}
Chris@14:      */
Chris@14:     public function open($savePath, $sessionName)
Chris@14:     {
Chris@14:         parent::open($savePath, $sessionName);
Chris@14: 
Chris@14:         return $this->handler->open($savePath, $sessionName);
Chris@14:     }
Chris@14: 
Chris@14:     /**
Chris@14:      * {@inheritdoc}
Chris@14:      */
Chris@14:     protected function doRead($sessionId)
Chris@14:     {
Chris@14:         return $this->handler->read($sessionId);
Chris@14:     }
Chris@14: 
Chris@14:     /**
Chris@14:      * {@inheritdoc}
Chris@14:      */
Chris@14:     public function updateTimestamp($sessionId, $data)
Chris@14:     {
Chris@14:         return $this->write($sessionId, $data);
Chris@14:     }
Chris@14: 
Chris@14:     /**
Chris@14:      * {@inheritdoc}
Chris@14:      */
Chris@14:     protected function doWrite($sessionId, $data)
Chris@14:     {
Chris@14:         return $this->handler->write($sessionId, $data);
Chris@14:     }
Chris@14: 
Chris@14:     /**
Chris@14:      * {@inheritdoc}
Chris@14:      */
Chris@14:     public function destroy($sessionId)
Chris@14:     {
Chris@14:         $this->doDestroy = true;
Chris@14:         $destroyed = parent::destroy($sessionId);
Chris@14: 
Chris@14:         return $this->doDestroy ? $this->doDestroy($sessionId) : $destroyed;
Chris@14:     }
Chris@14: 
Chris@14:     /**
Chris@14:      * {@inheritdoc}
Chris@14:      */
Chris@14:     protected function doDestroy($sessionId)
Chris@14:     {
Chris@14:         $this->doDestroy = false;
Chris@14: 
Chris@14:         return $this->handler->destroy($sessionId);
Chris@14:     }
Chris@14: 
Chris@14:     /**
Chris@14:      * {@inheritdoc}
Chris@14:      */
Chris@14:     public function close()
Chris@14:     {
Chris@14:         return $this->handler->close();
Chris@14:     }
Chris@14: 
Chris@14:     /**
Chris@14:      * {@inheritdoc}
Chris@14:      */
Chris@14:     public function gc($maxlifetime)
Chris@14:     {
Chris@14:         return $this->handler->gc($maxlifetime);
Chris@14:     }
Chris@14: }