vendor/contao/core-bundle/src/Controller/ImagesController.php line 72

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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\Controller;
  15. use Contao\CoreBundle\Image\ImageFactoryInterface;
  16. use Contao\Image\DeferredImageInterface;
  17. use Contao\Image\DeferredResizerInterface;
  18. use Contao\Image\Exception\FileNotExistsException;
  19. use Contao\Image\ResizerInterface;
  20. use Symfony\Component\Filesystem\Filesystem;
  21. use Symfony\Component\HttpFoundation\BinaryFileResponse;
  22. use Symfony\Component\HttpFoundation\Response;
  23. use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
  24. use Webmozart\PathUtil\Path;
  26. /**
  27.  * @internal
  28.  */
  29. class ImagesController
  30. {
  31.     /**
  32.      * @var ImageFactoryInterface
  33.      */
  34.     private $imageFactory;
  36.     /**
  37.      * @var ResizerInterface
  38.      */
  39.     private $resizer;
  41.     /**
  42.      * @var string
  43.      */
  44.     private $targetDir;
  46.     /**
  47.      * @var Filesystem
  48.      */
  49.     private $filesystem;
  51.     public function __construct(ImageFactoryInterface $imageFactory, ResizerInterface $resizer, string $targetDir, Filesystem $filesystem = null)
  52.     {
  53.         $this->imageFactory = $imageFactory;
  54.         $this->resizer = $resizer;
  55.         $this->targetDir = $targetDir;
  56.         $this->filesystem = $filesystem ?? new Filesystem();
  57.     }
  59.     /**
  60.      * The route is registered dynamically in the Contao\CoreBundle\Routing\ImagesLoader class.
  61.      */
  62.     public function __invoke(string $path): Response
  63.     {
  64.         try {
  65.             try {
  66.                 $image = $this->imageFactory->create(Path::join($this->targetDir, $path));
  67.             } catch (\InvalidArgumentException $exception) {
  68.                 throw new NotFoundHttpException($exception->getMessage(), $exception);
  69.             }
  71.             if ($image instanceof DeferredImageInterface && $this->resizer instanceof DeferredResizerInterface) {
  72.                 $this->resizer->resizeDeferredImage($image);
  73.             } elseif (!$this->filesystem->exists($image->getPath())) {
  74.                 throw new NotFoundHttpException('Image does not exist');
  75.             }
  76.         } catch (FileNotExistsException $exception) {
  77.             throw new NotFoundHttpException($exception->getMessage(), $exception);
  78.         }
  80.         return new BinaryFileResponse($image->getPath(), 200, ['Cache-Control' => 'private, max-age=31536000'], false);
  81.     }
  82. }