vendor/sulu/sulu/src/Sulu/Bundle/HttpCacheBundle/CacheLifetime/CacheLifetimeEnhancer.php line 52

Open in your IDE?
  1. <?php
  3. /*
  4. * This file is part of Sulu.
  5. *
  6. * (c) Sulu GmbH
  7. *
  8. * This source file is subject to the MIT license that is bundled
  9. * with this source code in the file LICENSE.
  10. */
  12. namespace Sulu\Bundle\HttpCacheBundle\CacheLifetime;
  14. use Sulu\Bundle\HttpCacheBundle\Cache\SuluHttpCache;
  15. use Sulu\Component\Content\Compat\StructureInterface;
  16. use Symfony\Component\HttpFoundation\Response;
  18. class CacheLifetimeEnhancer implements CacheLifetimeEnhancerInterface
  19. {
  20. /**
  21. * @var CacheLifetimeResolverInterface
  22. */
  23. private $cacheLifetimeResolver;
  25. /**
  26. * @var int
  27. */
  28. private $maxAge;
  30. /**
  31. * @var int
  32. */
  33. private $sharedMaxAge;
  35. /**
  36. * @var CacheLifetimeRequestStore
  37. */
  38. private $cacheLifetimeRequestStore;
  40. public function __construct(
  41. CacheLifetimeResolverInterface $cacheLifetimeResolver,
  42. $maxAge,
  43. $sharedMaxAge,
  44. CacheLifetimeRequestStore $cacheLifetimeRequestStore
  45. ) {
  46. $this->cacheLifetimeResolver = $cacheLifetimeResolver;
  47. $this->maxAge = $maxAge;
  48. $this->sharedMaxAge = $sharedMaxAge;
  49. $this->cacheLifetimeRequestStore = $cacheLifetimeRequestStore;
  50. }
  52. public function enhance(Response $response, StructureInterface $structure)
  53. {
  54. if (!\method_exists($structure, 'getCacheLifeTime')) {
  55. return;
  56. }
  58. $cacheLifetimeData = $structure->getCacheLifeTime();
  59. $cacheLifetime = $this->cacheLifetimeResolver->resolve(
  60. $cacheLifetimeData['type'],
  61. $cacheLifetimeData['value']
  62. );
  64. $requestCacheLifetime = $this->cacheLifetimeRequestStore->getCacheLifetime();
  66. if (null !== $requestCacheLifetime && $requestCacheLifetime < $cacheLifetime) {
  67. $cacheLifetime = $requestCacheLifetime;
  68. }
  70. // when structure cache-lifetime disabled - return
  71. if (0 === $cacheLifetime) {
  72. return;
  73. }
  75. $response->setPublic();
  76. $response->setMaxAge($this->maxAge);
  77. $response->setSharedMaxAge($this->sharedMaxAge);
  79. // set reverse-proxy TTL (Symfony HttpCache, Varnish, ...) to avoid caching of intermediate proxies
  80. $response->headers->set(SuluHttpCache::HEADER_REVERSE_PROXY_TTL, $cacheLifetime);
  81. }
  82. }