src/EventListener/SessionIdleHandler.php line 30

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  1. <?php
  3. namespace App\EventListener;
  5. use Symfony\Component\HttpFoundation\RedirectResponse;
  6. use Symfony\Component\HttpFoundation\Session\SessionInterface;
  7. use Symfony\Component\HttpKernel\Event\RequestEvent;
  8. use Symfony\Component\HttpKernel\HttpKernelInterface;
  9. use Symfony\Component\Routing\RouterInterface;
  10. use Symfony\Component\Security\Core\Authentication\Token\Storage\TokenStorageInterface;
  11. use Symfony\Contracts\Translation\TranslatorInterface;
  13. class SessionIdleHandler
  14. {
  15.     protected $session;
  16.     protected $securityToken;
  17.     protected $router;
  18.     protected $maxIdleTime;
  19.     protected $translator;
  21.     public function __construct(SessionInterface $session, TokenStorageInterface $securityToken, RouterInterface $router, TranslatorInterface $translator, $maxIdleTime)
  22.     {
  23.         $this->session = $session;
  24.         $this->router = $router;
  25.         $this->maxIdleTime = $maxIdleTime;
  26.         $this->securityToken = $securityToken;
  27.         $this->translator = $translator;
  28.     }
  30.     public function onKernelRequest(RequestEvent $event)
  31.     {
  32.         date_default_timezone_set('Africa/Kampala');
  33.         if (HttpKernelInterface::MASTER_REQUEST != $event->getRequestType()) {
  34.             return;
  35.         }
  37.         if ($this->maxIdleTime > 0) {
  38.             $this->session->start();
  39.             $lapse = time() - $this->session->getMetadataBag()->getLastUsed();
  41.             if ($lapse > $this->maxIdleTime) {
  42.                 $this->securityToken->setToken(null);
  43.                 $this->session->getFlashBag()->set('info', $this->translator->trans('login.session_timeout'));
  45.                 $event->setResponse(new RedirectResponse($this->router->generate('app_login')));
  46.             }
  47.         }
  48.     }
  49. }