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<?php |
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/* |
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* This file is part of the API Platform project. |
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* |
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* (c) Kévin Dunglas <[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 ApiPlatform\Core\EventListener; |
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use ApiPlatform\Core\Serializer\SerializerContextBuilderInterface; |
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use ApiPlatform\Core\Util\RequestAttributesExtractor; |
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use Symfony\Component\HttpFoundation\Request; |
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use Symfony\Component\HttpKernel\Event\GetResponseEvent; |
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use Symfony\Component\HttpKernel\Exception\NotAcceptableHttpException; |
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use Symfony\Component\Serializer\SerializerInterface; |
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/** |
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* Updates the entity retrieved by the data provider with data contained in the request body. |
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* |
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* @author Kévin Dunglas <[email protected]> |
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*/ |
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final class DeserializeListener |
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{ |
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private $serializer; |
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private $serializerContextBuilder; |
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private $formats; |
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public function __construct(SerializerInterface $serializer, SerializerContextBuilderInterface $serializerContextBuilder, array $formats) |
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{ |
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$this->serializer = $serializer; |
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$this->serializerContextBuilder = $serializerContextBuilder; |
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$this->formats = $formats; |
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} |
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/** |
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* Deserializes the data sent in the requested format. |
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* |
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* @param GetResponseEvent $event |
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*/ |
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public function onKernelRequest(GetResponseEvent $event) |
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{ |
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$request = $event->getRequest(); |
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if ( |
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$request->isMethodSafe(false) |
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|| $request->isMethod(Request::METHOD_DELETE) |
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|| !($attributes = RequestAttributesExtractor::extractAttributes($request)) |
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|| !$attributes['receive'] |
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|| ('' === ($requestContent = $request->getContent()) && $request->isMethod(Request::METHOD_PUT)) |
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) { |
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return; |
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} |
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$format = $this->getFormat($request); |
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$context = $this->serializerContextBuilder->createFromRequest($request, false, $attributes); |
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$data = $request->attributes->get('data'); |
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if (null !== $data) { |
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$context['object_to_populate'] = $data; |
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} |
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$request->attributes->set( |
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'data', |
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$this->serializer->deserialize( |
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$requestContent, $attributes['resource_class'], $format, $context |
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) |
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); |
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} |
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/** |
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* Extracts the format from the Content-Type header and check that it is supported. |
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* |
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* @param Request $request |
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* |
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* @throws NotAcceptableHttpException |
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* |
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* @return string |
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*/ |
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private function getFormat(Request $request): string |
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{ |
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$contentType = $request->headers->get('CONTENT_TYPE'); |
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if (null === $contentType) { |
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throw new NotAcceptableHttpException('The "Content-Type" header must exist.'); |
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} |
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$format = $request->getFormat($contentType); |
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if (null === $format || !isset($this->formats[$format])) { |
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$supportedMimeTypes = []; |
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foreach ($this->formats as $mimeTypes) { |
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foreach ($mimeTypes as $mimeType) { |
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$supportedMimeTypes[] = $mimeType; |
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} |
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} |
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throw new NotAcceptableHttpException(sprintf( |
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'The content-type "%s" is not supported. Supported MIME types are "%s".', |
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$contentType, |
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implode('", "', $supportedMimeTypes) |
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)); |
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} |
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return $format; |
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} |
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} |
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api-platform /
core
