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<?php |
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/* |
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* This file is part of the Silverback API Components Bundle Project |
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* |
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* (c) Daniel West <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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declare(strict_types=1); |
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namespace Silverback\ApiComponentsBundle\DataTransformer; |
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use ApiPlatform\Core\DataProvider\CollectionDataProviderInterface; |
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use ApiPlatform\Core\DataProvider\ContextAwareCollectionDataProviderInterface; |
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use ApiPlatform\Core\DataTransformer\DataTransformerInterface; |
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use ApiPlatform\Core\Serializer\SerializerContextBuilderInterface; |
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use ApiPlatform\Core\Util\AttributesExtractor; |
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use ApiPlatform\Core\Util\RequestParser; |
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use Silverback\ApiComponentsBundle\ApiPlatform\CollectionHelper; |
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use Silverback\ApiComponentsBundle\Entity\Component\Collection; |
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use Silverback\ApiComponentsBundle\Exception\OutOfBoundsException; |
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use Symfony\Component\HttpFoundation\RequestStack; |
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/** |
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* @author Daniel West <[email protected]> |
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*/ |
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class CollectionOutputDataTransformer implements DataTransformerInterface |
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{ |
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private CollectionHelper $iriConverter; |
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private CollectionDataProviderInterface $collectionDataProvider; |
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private RequestStack $requestStack; |
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private SerializerContextBuilderInterface $serializerContextBuilder; |
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public function __construct(CollectionHelper $iriConverter, CollectionDataProviderInterface $collectionDataProvider, RequestStack $requestStack, SerializerContextBuilderInterface $serializerContextBuilder) |
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{ |
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$this->iriConverter = $iriConverter; |
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$this->collectionDataProvider = $collectionDataProvider; |
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$this->requestStack = $requestStack; |
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$this->serializerContextBuilder = $serializerContextBuilder; |
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} |
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public function supportsTransformation($data, string $to, array $context = []): bool |
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{ |
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return $data instanceof Collection && Collection::class === $to; |
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} |
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/** |
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* @param Collection $object |
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*/ |
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public function transform($object, string $to, array $context = []) |
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{ |
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$parameters = $this->iriConverter->getRouterParametersFromIri($object->getResourceIri()); |
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$attributes = AttributesExtractor::extractAttributes($parameters); |
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$request = $this->requestStack->getMasterRequest(); |
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if (!$request) { |
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$filters = null; |
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} else { |
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$queryString = RequestParser::getQueryString($request); |
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$filters = $queryString ? RequestParser::parseRequestParams($queryString) : null; |
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} |
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if ($this->collectionDataProvider instanceof ContextAwareCollectionDataProviderInterface) { |
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$collectionContext = null === $filters ? [] : ['filters' => $filters]; |
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// Comment copied from ApiPlatform\Core\EventListener\ReadListener |
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// Builtin data providers are able to use the serialization context to automatically add join clauses |
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$collectionContext += $normalizationContext = $this->serializerContextBuilder->createFromRequest( |
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$request, |
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true, |
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$attributes |
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); |
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$request->attributes->set('_api_normalization_context', $normalizationContext); |
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$collectionData = $this->collectionDataProvider->getCollection($attributes['resource_class'], $attributes['collection_operation_name'], $collectionContext); |
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} else { |
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$collectionData = $this->collectionDataProvider->getCollection($attributes['resource_class'], $attributes['collection_operation_name']); |
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} |
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if (!$collectionData instanceof \Traversable) { |
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throw new OutOfBoundsException('$collectionData should be Traversable'); |
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} |
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$object->setCollection(iterator_count($collectionData) ? $collectionData : null); |
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return $object; |
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} |
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} |
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components-web-app /
api-components-bundle
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