vendor/symfony/http-kernel/Controller/ErrorController.php line 26

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  1. <?php
  3. /*
  4. * This file is part of the Symfony package.
  5. *
  6. * (c) Fabien Potencier <fabien@symfony.com>
  7. *
  8. * For the full copyright and license information, please view the LICENSE
  9. * file that was distributed with this source code.
  10. */
  12. namespace Symfony\Component\HttpKernel\Controller;
  14. use Symfony\Component\ErrorHandler\ErrorRenderer\ErrorRendererInterface;
  15. use Symfony\Component\HttpFoundation\Request;
  16. use Symfony\Component\HttpFoundation\Response;
  17. use Symfony\Component\HttpKernel\Exception\HttpException;
  18. use Symfony\Component\HttpKernel\HttpKernelInterface;
  20. /**
  21. * Renders error or exception pages from a given FlattenException.
  22. *
  23. * @author Yonel Ceruto <yonelceruto@gmail.com>
  24. * @author Matthias Pigulla <mp@webfactory.de>
  25. */
  26. class ErrorController
  27. {
  28. private $kernel;
  29. private $controller;
  30. private $errorRenderer;
  32. public function __construct(HttpKernelInterface $kernel, $controller, ErrorRendererInterface $errorRenderer)
  33. {
  34. $this->kernel = $kernel;
  35. $this->controller = $controller;
  36. $this->errorRenderer = $errorRenderer;
  37. }
  39. public function __invoke(\Throwable $exception): Response
  40. {
  41. $exception = $this->errorRenderer->render($exception);
  43. return new Response($exception->getAsString(), $exception->getStatusCode(), $exception->getHeaders());
  44. }
  46. public function preview(Request $request, int $code): Response
  47. {
  48. /*
  49. * This Request mimics the parameters set by
  50. * \Symfony\Component\HttpKernel\EventListener\ErrorListener::duplicateRequest, with
  51. * the additional "showException" flag.
  52. */
  53. $subRequest = $request->duplicate(null, null, [
  54. '_controller' => $this->controller,
  55. 'exception' => new HttpException($code, 'This is a sample exception.'),
  56. 'logger' => null,
  57. 'showException' => false,
  58. ]);
  60. return $this->kernel->handle($subRequest, HttpKernelInterface::SUB_REQUEST);
  61. }
  62. }