vendor/api-platform/core/src/Core/DataProvider/ChainItemDataProvider.php line 38

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  1. <?php
  3. /*
  4. * This file is part of the API Platform project.
  5. *
  6. * (c) Kévin Dunglas <dunglas@gmail.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. declare(strict_types=1);
  14. namespace ApiPlatform\Core\DataProvider;
  16. use ApiPlatform\Exception\ResourceClassNotSupportedException;
  18. /**
  19. * Tries each configured data provider and returns the result of the first able to handle the resource class.
  20. *
  21. * @author Kévin Dunglas <dunglas@gmail.com>
  22. */
  23. final class ChainItemDataProvider implements ItemDataProviderInterface, RestrictedDataProviderInterface
  24. {
  25. use RestrictDataProviderTrait;
  27. /**
  28. * @param ItemDataProviderInterface[] $dataProviders
  29. */
  30. public function __construct(iterable $dataProviders)
  31. {
  32. $this->dataProviders = $dataProviders;
  33. }
  35. /**
  36. * {@inheritdoc}
  37. */
  38. public function getItem(string $resourceClass, $id, string $operationName = null, array $context = [])
  39. {
  40. foreach ($this->dataProviders as $dataProvider) {
  41. try {
  42. if ($dataProvider instanceof RestrictedDataProviderInterface
  43. && !$dataProvider->supports($resourceClass, $operationName, $context)) {
  44. continue;
  45. }
  47. $identifier = $id;
  48. if (!$dataProvider instanceof DenormalizedIdentifiersAwareItemDataProviderInterface && $identifier && \is_array($identifier)) {
  49. if (\count($identifier) > 1) {
  50. @trigger_error(sprintf('Receiving "$id" as non-array in an item data provider is deprecated in 2.3 in favor of implementing "%s".', DenormalizedIdentifiersAwareItemDataProviderInterface::class), \E_USER_DEPRECATED);
  51. $identifier = http_build_query($identifier, '', ';');
  52. } else {
  53. $identifier = current($identifier);
  54. }
  55. }
  57. return $dataProvider->getItem($resourceClass, $identifier, $operationName, $context);
  58. } catch (ResourceClassNotSupportedException $e) {
  59. @trigger_error(sprintf('Throwing a "%s" is deprecated in favor of implementing "%s"', \get_class($e), RestrictedDataProviderInterface::class), \E_USER_DEPRECATED);
  60. continue;
  61. }
  62. }
  64. return null;
  65. }
  66. }