src/EventListener/ErrorListener.php line 28

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  1. <?php
  3. namespace App\EventListener;
  4. use App\Repository\Tools\AppSettingsRepository;
  6. use Symfony\Component\HttpKernel\Event\ExceptionEvent;
  7. use Symfony\Component\HttpKernel\Exception\HttpExceptionInterface;
  8. use Symfony\Component\HttpFoundation\Response;
  9. use Twig\Environment;
  10. use Doctrine\ORM\EntityManagerInterface;
  11. use App\Services\LogService;
  13. class ErrorListener
  14. {
  15.     private $twig;
  16.     private $appRep;
  17.     private $logService;
  18.     private $entityManager;
  20.     public function __construct(EntityManagerInterface $entityManager, Environment $twig, AppSettingsRepository $appRep, LogService $logService)
  21.     {
  22.         $this->entityManager = $entityManager;
  23.         $this->twig = $twig;
  24.         $this->appRep = $appRep;
  25.         $this->logService = $logService;
  26.     }
  28.     public function onKernelException(ExceptionEvent $event)
  29.     {
  30.         $exception = $event->getThrowable();
  31. //        dd($exception);
  32.         $statusCode = $exception instanceof HttpExceptionInterface ? $exception->getStatusCode() : 500;
  34.         $this->_getAppSettings($this->appRep);
  35.         $errorData = [
  36.             'app_settings' => $this->appSettings,
  37.             'is_error' => true,
  38.             'msg_1' => sprintf('Błąd %d', $statusCode),
  39.             'msg_2' => $this->getErrorMessage($statusCode),
  40.             'msg_3' => '',
  41.             'link' => '',
  42.             'link_name' => '',
  43.             'link_msg' => '',
  44.         ];
  46.         if ($statusCode == 500) {
  47.                 $logMessage = sprintf(
  48.                     '%s w pliku %s w linii %d trace: %s',
  49.                     $exception->getMessage(),
  50.                     $exception->getFile(),
  51.                     $exception->getLine(),
  52.                     $this->getStackTrace()
  53.                 );
  54.                 $this->logService->createSystemLog($logMessage);
  55.         }
  57.         $response = new Response($this->twig->render('error.html.twig', $errorData));
  58.         $event->setResponse($response);
  59.     }
  61.     private function _getAppSettings($appRepository)
  62.     {
  63.         $this->appSettings = $appRepository->getAppSettings();
  64.     }
  66.     private function getStackTrace()
  67.     {
  68.         $stackTrace = [];
  69.         $trace = debug_backtrace(DEBUG_BACKTRACE_PROVIDE_OBJECT, 5);
  71.         foreach ($trace as $frame) {
  72.             if (isset($frame['file']) && isset($frame['line'])) {
  73.                 $stackTrace[] = sprintf('%s:%d', $frame['file'], $frame['line']);
  74.             }
  75.         }
  77.         return implode("\n", $stackTrace);
  78.     }
  80.     private function getErrorMessage($statusCode)
  81.     {
  82.         switch ($statusCode) {
  83.             case 403:
  84.                 return 'Brak dostępu!';
  85.             case 404:
  86.                 return 'Nie znaleziono strony!';
  87.             case 500:
  88.                 return 'Wystąpił błąd serwera!';
  89.             default:
  90.                 return 'Wystąpił błąd serwera!';
  91.         }
  92.     }
  94.     private function handleTransaction(callable $callback)
  95.     {
  96.         try {
  97.             $this->entityManager->beginTransaction();
  98.             $callback();
  99.             $this->entityManager->commit();
  100.         } catch (\Exception $e) {
  101.             $this->entityManager->rollback();
  102.         }
  103.     }
  104. }