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<?php |
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/* |
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* This file is part of the Silverback API Component 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\ApiComponentBundle\File; |
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use ApiPlatform\Core\DataProvider\ItemDataProviderInterface; |
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use ApiPlatform\Core\Exception\ResourceClassNotFoundException; |
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use ApiPlatform\Core\Exception\ResourceClassNotSupportedException; |
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use ApiPlatform\Core\Metadata\Resource\Factory\ResourceMetadataFactoryInterface; |
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use ApiPlatform\Core\Metadata\Resource\ResourceMetadata; |
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use Silverback\ApiComponentBundle\Entity\Utility\FileInterface; |
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use Symfony\Component\HttpFoundation\BinaryFileResponse; |
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use Symfony\Component\HttpFoundation\Request; |
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use Symfony\Component\HttpFoundation\Response; |
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use Symfony\Component\PropertyAccess\PropertyAccess; |
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use Symfony\Component\Routing\Matcher\UrlMatcherInterface; |
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use Symfony\Component\Routing\RequestContext; |
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use Symfony\Component\Serializer\SerializerInterface; |
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/** |
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* @author Daniel West <[email protected]> |
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*/ |
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class FileRequestHandler |
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{ |
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private UrlMatcherInterface $urlMatcher; |
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private ItemDataProviderInterface $itemDataProvider; |
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private FileUploader $fileUploader; |
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private ResourceMetadataFactoryInterface $resourceMetadataFactory; |
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private SerializerInterface $serializer; |
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public function __construct( |
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UrlMatcherInterface $urlMatcher, |
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ItemDataProviderInterface $itemDataProvider, |
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FileUploader $fileUploader, |
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ResourceMetadataFactoryInterface $resourceMetadataFactory, |
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SerializerInterface $serializer) |
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{ |
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$this->urlMatcher = $urlMatcher; |
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$this->itemDataProvider = $itemDataProvider; |
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$this->fileUploader = $fileUploader; |
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$this->resourceMetadataFactory = $resourceMetadataFactory; |
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$this->serializer = $serializer; |
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} |
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public function handle(Request $request, ?string $_format, string $field, string $id): Response |
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{ |
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try { |
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$routeParams = $this->getRouteParamsByIri($request, $id); |
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$entity = $this->getEntityByRouteParams($routeParams); |
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// if (!$this->restrictedResourceVoter->vote($entity)) { |
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// throw new AccessDeniedException('You are not permitted to download this file'); |
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// } |
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if (Request::METHOD_GET === ($requestMethod = $request->getMethod())) { |
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return $this->getFileResponse($entity, $field); |
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} |
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$resourceMetadata = $this->resourceMetadataFactory->create($routeParams['_api_resource_class']); |
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$this->handleFileUpload($request, $entity, $field, $requestMethod); |
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return $this->getSerializedResourceResponse($entity, $_format, $requestMethod, $resourceMetadata); |
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} catch (\InvalidArgumentException $exception) { |
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return new Response($exception->getMessage(), Response::HTTP_BAD_REQUEST); |
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} catch (\RuntimeException $exception) { |
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return new Response($exception->getMessage(), Response::HTTP_INTERNAL_SERVER_ERROR); |
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} catch (ResourceClassNotFoundException $exception) { |
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return new Response($exception->getMessage(), Response::HTTP_BAD_REQUEST); |
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} |
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} |
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private function getSerializedResourceResponse(FileInterface $entity, string $_format, string $requestMethod, ResourceMetadata $resourceMetadata): Response |
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{ |
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$serializerGroups = $resourceMetadata->getOperationAttribute( |
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['item_operation_name' => $requestMethod], |
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'serializer_groups', |
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[], |
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true |
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); |
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// $customGroups = $this->apiContextBuilder->getGroups($routeParams['_api_resource_class'], true); |
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// if (\count($customGroups)) { |
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// $serializerGroups = array_merge($serializerGroups ?? [], ...$customGroups); |
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// } |
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$serializedData = $this->serializer->serialize($entity, $_format, ['groups' => $serializerGroups]); |
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return new Response($serializedData, Response::HTTP_OK); |
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} |
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private function handleFileUpload(Request $request, FileInterface $entity, string $field, string $requestMethod): void |
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{ |
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if (!$request->files->count()) { |
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throw new \InvalidArgumentException('No files have been submitted'); |
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} |
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$files = $request->files->all(); |
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$this->fileUploader->upload($entity, $field, reset($files), $requestMethod); |
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} |
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private function getFileResponse(object $entity, string $field): BinaryFileResponse |
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{ |
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$propertyAccessor = PropertyAccess::createPropertyAccessor(); |
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$filePath = $propertyAccessor->getValue($entity, $field); |
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return new BinaryFileResponse($filePath); |
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} |
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private function getEntityByRouteParams(array $routeParams): FileInterface |
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{ |
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$resourceClass = $routeParams['_api_resource_class']; |
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$resourceId = $routeParams['id']; |
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try { |
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$entity = $this->itemDataProvider->getItem($resourceClass, $resourceId); |
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} catch (ResourceClassNotSupportedException $exception) { |
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throw new \InvalidArgumentException($exception->getMessage()); |
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} |
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if (!$entity) { |
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$message = sprintf('Entity not found from provider %s (ID: %s)', $resourceClass, $resourceId); |
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throw new \InvalidArgumentException($message); |
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} |
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if (!($entity instanceof FileInterface)) { |
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$message = sprintf('Provider %s does not implement %s', $resourceClass, FileInterface::class); |
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throw new \InvalidArgumentException($message); |
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} |
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return $entity; |
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} |
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private function getRouteParamsByIri(Request $request, string $id): array |
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{ |
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$ctx = new RequestContext(); |
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$ctx->fromRequest($request); |
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$ctx->setMethod('GET'); |
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$this->urlMatcher->setContext($ctx); |
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$route = $this->urlMatcher->match($id); |
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if (empty($route) || !isset($route['_api_resource_class'])) { |
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$message = sprintf('No route/resource found for id %s', $id); |
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throw new \InvalidArgumentException($message); |
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} |
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return $route; |
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} |
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} |
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components-web-app /
api-components-bundle
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