vendor/contao/core-bundle/src/EventListener/ExceptionConverterListener.php line 60

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  1. <?php
  3. declare(strict_types=1);
  5. /*
  6.  * This file is part of Contao.
  7.  *
  8.  * (c) Leo Feyer
  9.  *
  10.  * @license LGPL-3.0-or-later
  11.  */
  13. namespace Contao\CoreBundle\EventListener;
  15. use Contao\CoreBundle\Exception\AccessDeniedException;
  16. use Contao\CoreBundle\Exception\ForwardPageNotFoundException;
  17. use Contao\CoreBundle\Exception\InsecureInstallationException;
  18. use Contao\CoreBundle\Exception\InsufficientAuthenticationException;
  19. use Contao\CoreBundle\Exception\InternalServerErrorException;
  20. use Contao\CoreBundle\Exception\InternalServerErrorHttpException;
  21. use Contao\CoreBundle\Exception\InvalidRequestTokenException;
  22. use Contao\CoreBundle\Exception\NoActivePageFoundException;
  23. use Contao\CoreBundle\Exception\NoLayoutSpecifiedException;
  24. use Contao\CoreBundle\Exception\NoRootPageFoundException;
  25. use Contao\CoreBundle\Exception\PageNotFoundException;
  26. use Contao\CoreBundle\Exception\ServiceUnavailableException as ContaoServiceUnavailableException;
  27. use Lexik\Bundle\MaintenanceBundle\Exception\ServiceUnavailableException;
  28. use Symfony\Component\HttpKernel\Event\ExceptionEvent;
  29. use Symfony\Component\HttpKernel\Exception\AccessDeniedHttpException;
  30. use Symfony\Component\HttpKernel\Exception\BadRequestHttpException;
  31. use Symfony\Component\HttpKernel\Exception\HttpException;
  32. use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
  33. use Symfony\Component\HttpKernel\Exception\ServiceUnavailableHttpException;
  34. use Symfony\Component\HttpKernel\Exception\UnauthorizedHttpException;
  36. /**
  37.  * @internal
  38.  */
  39. class ExceptionConverterListener
  40. {
  41.     private const MAPPER = [
  42.         AccessDeniedException::class => 'AccessDeniedHttpException',
  43.         ForwardPageNotFoundException::class => 'InternalServerErrorHttpException',
  44.         InsecureInstallationException::class => 'InternalServerErrorHttpException',
  45.         InsufficientAuthenticationException::class => 'UnauthorizedHttpException',
  46.         InternalServerErrorException::class => 'InternalServerErrorHttpException',
  47.         InvalidRequestTokenException::class => 'BadRequestHttpException',
  48.         NoActivePageFoundException::class => 'NotFoundHttpException',
  49.         NoLayoutSpecifiedException::class => 'InternalServerErrorHttpException',
  50.         NoRootPageFoundException::class => 'NotFoundHttpException',
  51.         PageNotFoundException::class => 'NotFoundHttpException',
  52.         ServiceUnavailableException::class => 'ServiceUnavailableHttpException',
  53.         ContaoServiceUnavailableException::class => 'ServiceUnavailableHttpException',
  54.         \UnusedArgumentsException::class => 'NotFoundHttpException',
  55.     ];
  57.     /**
  58.      * Maps known exceptions to HTTP exceptions.
  59.      */
  60.     public function __invoke(ExceptionEvent $event): void
  61.     {
  62.         $exception = $event->getThrowable();
  63.         $class = $this->getTargetClass($exception);
  65.         if (null === $class) {
  66.             return;
  67.         }
  69.         if (null !== ($httpException = $this->convertToHttpException($exception, $class))) {
  70.             $event->setThrowable($httpException);
  71.         }
  72.     }
  74.     private function getTargetClass(\Throwable $exception): ?string
  75.     {
  76.         foreach (self::MAPPER as $source => $target) {
  77.             if ($exception instanceof $source) {
  78.                 return $target;
  79.             }
  80.         }
  82.         return null;
  83.     }
  85.     private function convertToHttpException(\Throwable $exception, string $target): ?HttpException
  86.     {
  87.         switch ($target) {
  88.             case 'AccessDeniedHttpException':
  89.                 return new AccessDeniedHttpException($exception->getMessage(), $exception);
  91.             case 'BadRequestHttpException':
  92.                 return new BadRequestHttpException($exception->getMessage(), $exception);
  94.             case 'InternalServerErrorHttpException':
  95.                 return new InternalServerErrorHttpException($exception->getMessage(), $exception);
  97.             case 'NotFoundHttpException':
  98.                 return new NotFoundHttpException($exception->getMessage(), $exception);
  100.             case 'ServiceUnavailableHttpException':
  101.                 return new ServiceUnavailableHttpException(null, $exception->getMessage(), $exception);
  103.             case 'UnauthorizedHttpException':
  104.                 return new UnauthorizedHttpException('', $exception->getMessage(), $exception);
  105.         }
  107.         return null;
  108.     }
  109. }