vendor/friendsofsymfony/http-cache-bundle/src/Command/BaseInvalidateCommand.php line 40

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  1. <?php
  3. /*
  4. * This file is part of the FOSHttpCacheBundle package.
  5. *
  6. * (c) FriendsOfSymfony <http://friendsofsymfony.github.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 FOS\HttpCacheBundle\Command;
  14. use FOS\HttpCacheBundle\CacheManager;
  15. use LogicException;
  16. use Symfony\Component\Console\Command\Command;
  17. use Symfony\Component\DependencyInjection\ContainerAwareTrait;
  18. use Symfony\Component\DependencyInjection\ContainerInterface;
  20. /**
  21. * Base class for commands to trigger cache invalidation from the command line.
  22. *
  23. * @author David Buchmann <mail@davidbu.ch>
  24. */
  25. abstract class BaseInvalidateCommand extends Command
  26. {
  27. use ContainerAwareTrait;
  29. /**
  30. * @var CacheManager
  31. */
  32. private $cacheManager;
  34. /**
  35. * If no cache manager is specified explicitly, fos_http_cache.cache_manager
  36. * is automatically loaded.
  37. *
  38. * @param CacheManager|null $cacheManager The cache manager to talk to
  39. */
  40. public function __construct(CacheManager $cacheManager = null)
  41. {
  42. if (!$cacheManager) {
  43. @trigger_error('Instantiating commands without the cache manager is deprecated and will be removed in version 3', E_USER_DEPRECATED);
  44. }
  45. $this->cacheManager = $cacheManager;
  46. parent::__construct();
  47. }
  49. /**
  50. * Get the configured cache manager, loading fos_http_cache.cache_manager
  51. * from the container if none was specified.
  52. *
  53. * @return CacheManager
  54. */
  55. protected function getCacheManager()
  56. {
  57. if (!$this->cacheManager) {
  58. $this->cacheManager = $this->getContainer()->get('fos_http_cache.cache_manager');
  59. }
  61. return $this->cacheManager;
  62. }
  64. /**
  65. * @return ContainerInterface
  66. *
  67. * @throws \LogicException
  68. */
  69. protected function getContainer()
  70. {
  71. if (null === $this->container) {
  72. $application = $this->getApplication();
  73. if (null === $application) {
  74. throw new LogicException('The container cannot be retrieved as the application instance is not yet set.');
  75. }
  77. $this->container = $application->getKernel()->getContainer();
  78. }
  80. return $this->container;
  81. }
  82. }