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| 1 | <?php |
| 2 | |
| 3 | namespace Olz\Controller; |
| 4 | |
| 5 | use Olz\Utils\EnvUtils; |
| 6 | use Olz\Utils\ImageUtils; |
| 7 | use Psr\Log\LoggerInterface; |
| 8 | use Symfony\Bundle\FrameworkBundle\Controller\AbstractController; |
| 9 | use Symfony\Component\HttpFoundation\Request; |
| 10 | use Symfony\Component\HttpFoundation\Response; |
| 11 | use Symfony\Component\HttpKernel\Exception\BadRequestHttpException; |
| 12 | use Symfony\Component\HttpKernel\Exception\NotFoundHttpException; |
| 13 | use Symfony\Component\Routing\Annotation\Route; |
| 14 | |
| 15 | class ImageToolsController extends AbstractController { |
| 16 | // This is a backup mechanism for the case where the thumbnail does not exist yet |
| 17 | #[Route('/img/{db_table}/{id}/thumb/{index}${dimension}.jpg', requirements: [ |
| 18 | 'db_table' => '[a-z_]+', |
| 19 | 'id' => '\d+', |
| 20 | 'dimension' => '\d+', |
| 21 | ])] |
| 22 | public function thumb( |
| 23 | Request $request, |
| 24 | LoggerInterface $log, |
| 25 | ImageUtils $imageUtils, |
| 26 | EnvUtils $envUtils, |
| 27 | string $db_table, |
| 28 | int $id, |
| 29 | string $index, |
| 30 | int $dimension, |
| 31 | ): Response { |
| 32 | $data_path = $envUtils->getDataPath(); |
| 33 | |
| 34 | session_write_close(); |
| 35 | if (!isset(ImageUtils::TABLES_IMG_DIRS[$db_table])) { |
| 36 | throw new NotFoundHttpException("No such DB table: {$db_table}"); |
| 37 | } |
| 38 | $db_imgpath = ImageUtils::TABLES_IMG_DIRS[$db_table]; |
| 39 | $entity_img_path = "{$data_path}{$db_imgpath}{$id}/"; |
| 40 | $imgfile = "{$entity_img_path}img/{$index}"; |
| 41 | if (!is_file($imgfile)) { |
| 42 | throw new NotFoundHttpException("No such image: {$imgfile}"); |
| 43 | } |
| 44 | $dim = $imageUtils->getThumbSize($dimension); |
| 45 | if ($dim < 32) { |
| 46 | $dim = 32; |
| 47 | } |
| 48 | $thumbfile = ''; |
| 49 | try { |
| 50 | $thumbfile = $imageUtils->getThumbFile($index, $entity_img_path, $dim); |
| 51 | } catch (\Throwable $th) { |
| 52 | throw new BadRequestHttpException($th->getMessage()); |
| 53 | } |
| 54 | $filemtime = @filemtime($thumbfile); |
| 55 | $one_second_ago = time() - 1; |
| 56 | if ($filemtime > $one_second_ago) { |
| 57 | $log->notice("Remaining thumb: {$thumbfile}"); |
| 58 | } |
| 59 | $response = new Response(file_get_contents($thumbfile) ?: null); |
| 60 | $response->headers->set('Cache-Control', 'max-age=2592000'); |
| 61 | $response->headers->set('Content-Type', 'image/jpeg'); |
| 62 | return $response; |
| 63 | } |
| 64 | } |