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<?php |
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namespace Alchemy\RestBundle\EventListener; |
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use Alchemy\Rest\Response\ArrayTransformer; |
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use Alchemy\Rest\Result\ResourceCreatedResult; |
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use Symfony\Component\EventDispatcher\EventSubscriberInterface; |
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use Symfony\Component\HttpFoundation\JsonResponse; |
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use Symfony\Component\HttpKernel\Event\GetResponseForControllerResultEvent; |
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use Symfony\Component\HttpKernel\KernelEvents; |
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class ResourceCreatedListener implements EventSubscriberInterface |
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{ |
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private $transformer; |
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public function __construct(ArrayTransformer $transformer) |
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{ |
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$this->transformer = $transformer; |
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} |
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public function onKernelView(GetResponseForControllerResultEvent $event) |
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{ |
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$result = $event->getControllerResult(); |
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$request = $event->getRequest(); |
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if (! $result instanceof ResourceCreatedResult) { |
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return; |
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} |
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$transformerKey = $request->attributes->get('_rest[transform]', null, true); |
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$transformedData = $this->transformer->transform($transformerKey, $result->getResource()); |
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$transformedData = $this->setMetadata($transformedData, $result); |
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$event->setControllerResult(new JsonResponse($transformedData, 201)); |
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} |
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public static function getSubscribedEvents() |
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{ |
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return array(KernelEvents::VIEW => 'onKernelView'); |
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} |
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/** |
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* @param $transformedData |
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* @param $result |
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* @return mixed |
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*/ |
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private function setMetadata($transformedData, $result) |
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{ |
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if (!isset($transformedData['meta']) && !count($result->getMetadata())) { |
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$transformedData['meta'] = array(); |
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} |
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$transformedData['meta'] = array_merge($transformedData['meta'], $result->getMetadata()); |
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if (empty($transformedData['meta'])) { |
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unset($transformedData['meta']); |
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} |
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return $transformedData; |
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} |
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} |
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alchemy-fr /
rest-bundle
