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<?php |
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declare(strict_types = 1); |
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namespace Mikemirten\Bundle\JsonApiBundle\EventListener; |
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use Mikemirten\Component\JsonApi\Document\AbstractDocument; |
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use Mikemirten\Component\JsonApi\Document\ErrorObject; |
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use Mikemirten\Component\JsonApi\Document\NoDataDocument; |
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use Mikemirten\Component\JsonApi\Document\ResourceObject; |
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use Mikemirten\Component\JsonApi\Document\SingleResourceDocument; |
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use Symfony\Component\HttpFoundation\Response; |
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use Symfony\Component\HttpKernel\Event\GetResponseForControllerResultEvent; |
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/** |
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* JsonApi view listener |
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* Handles a JsonApi-document or its part responded by controller |
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* |
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* @package Mikemirten\Bundle\JsonApiBundle\EventListener |
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*/ |
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class JsonApiViewListener |
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{ |
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/** |
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* On Kernel View event handler |
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* |
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* @param GetResponseForControllerResultEvent $event |
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*/ |
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public function onKernelView(GetResponseForControllerResultEvent $event) |
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{ |
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$result = $event->getControllerResult(); |
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if ($result instanceof AbstractDocument) { |
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$event->setResponse($this->createResponse($result)); |
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return; |
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} |
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if ($result instanceof ResourceObject) { |
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$event->setResponse($this->handleResource($result)); |
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return; |
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} |
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if ($result instanceof ErrorObject) { |
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$event->setResponse($this->handleError($result)); |
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} |
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} |
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/** |
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* Handle single resource object |
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* |
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* @param ResourceObject $resource |
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* @return Response |
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*/ |
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protected function handleResource(ResourceObject $resource): Response |
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{ |
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$document = new SingleResourceDocument($resource); |
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return $this->createResponse($document); |
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} |
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/** |
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* Handle error |
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* |
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* @param ErrorObject $error |
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* @return Response |
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*/ |
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protected function handleError(ErrorObject $error): Response |
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{ |
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$document = new NoDataDocument(); |
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$document->addError($error); |
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return $this->createResponse($document); |
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} |
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/** |
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* Create response |
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* |
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* @param AbstractDocument $document |
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* @return Response |
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*/ |
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protected function createResponse(AbstractDocument $document): Response |
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{ |
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$encoded = $this->encode($document->toArray()); |
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$response = new Response($encoded); |
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$response->headers->set('Content-Type', 'application/vnd.api+json'); |
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return $response; |
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} |
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/** |
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* Encode object into a json-string |
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* |
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* @param mixed $object |
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* @return string |
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* @throws \LogicException |
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*/ |
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protected function encode($object): string |
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{ |
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$encoded = json_encode($object); |
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if (json_last_error() === JSON_ERROR_NONE) { |
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return $encoded; |
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} |
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throw new \LogicException('Encoding error: ' . json_last_error_msg()); |
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} |
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} |
mikemirten /
JsonApi-Bundle
