src/EventListener/ExceptionListener.php line 33

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  1. <?php
  4. namespace App\EventListener;
  7. use App\Security\AccessDeniedException;
  8. use Doctrine\DBAL\Exception\DeadlockException;
  9. use FOS\RestBundle\View\View;
  10. use FOS\RestBundle\View\ViewHandler;
  11. use Psr\Log\LoggerInterface;
  12. use Symfony\Component\HttpFoundation\Response;
  13. use Symfony\Component\HttpKernel\Event\ExceptionEvent;
  14. use Twig\Environment;
  16. /**
  17.  * Class ExceptionListener
  18.  * @package App\EventListener
  19.  * @since 0.18.6
  20.  */
  21. class ExceptionListener {
  23.     private ViewHandler $viewHandler;
  24.     private Environment $twig;
  25.     private LoggerInterface $logger;
  27.     public function __construct(ViewHandler $viewHandler, Environment $twig, LoggerInterface $logger) {
  28.         $this->viewHandler = $viewHandler;
  29.         $this->twig = $twig;
  30.         $this->logger = $logger;
  31.     }
  33.     public function onKernelException(ExceptionEvent $event) {
  35.         $exception = $event->getThrowable();
  37.         if ($exception instanceof AccessDeniedException) {
  38.             if ($event->getRequest()->getRequestFormat() === 'html') {
  39.                 try {
  40.                     $event->setResponse(
  41.                         new Response(
  42.                             $this->twig->render(
  43.                                 'error/access_denied.html.twig',
  44.                                 ['messages' => $exception->getMessages()]
  45.                             ),
  46.                             $exception->getCode()
  47.                         )
  48.                     );
  50.                     return;
  51.                 } catch (\Exception $e) {
  52.                     $this->logger->error('Can not render access denied template', ['exception' => $e]);
  53.                 }
  54.             }
  56.             $data = [
  57.                 'message' => implode('. ', is_array($exception->getMessages()) ? $exception->getMessages() : [$exception->getMessages()]),
  58.             ];
  60.             $event->setResponse($this->viewHandler->handle(View::create($data, $exception->getCode() ?: 400)));
  61.         }
  63.         if ($exception instanceof DeadlockException) {
  64.             $this->logger->error('Got deadlock exception', ['exception' => $exception]);
  65.             $event->setResponse(new Response('Resource locked. Retry request', 503));
  66.         }
  68.     }
  70. }