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<?php |
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namespace AppBundle\EventListener; |
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use AppBundle\Entity\Event; |
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use AppBundle\Entity\Image; |
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use AppBundle\Exception\UnsupportedEntityException; |
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use JMS\Serializer\GraphNavigator; |
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use JMS\Serializer\Handler\SubscribingHandlerInterface; |
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use JMS\Serializer\JsonSerializationVisitor; |
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use Symfony\Bundle\FrameworkBundle\Routing\Router; |
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/** |
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* @author Vehsamrak |
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*/ |
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class SerializerListener implements SubscribingHandlerInterface |
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{ |
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/** @var Router */ |
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private $router; |
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public function __construct(Router $router) |
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{ |
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$this->router = $router; |
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} |
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/** {@inheritDoc} */ |
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public static function getSubscribingMethods(): array |
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{ |
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return [ |
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[ |
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'direction' => GraphNavigator::DIRECTION_SERIALIZATION, |
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'format' => 'json', |
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'type' => Event::class, |
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'method' => 'serialize', |
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], |
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]; |
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} |
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/** |
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* @param object $entity |
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* @throws UnsupportedEntityException |
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*/ |
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public function serialize( |
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JsonSerializationVisitor $visitor, |
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$entity |
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): array |
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{ |
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if ($entity instanceof Event) { |
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$serializedData = [ |
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'id' => $entity->getId(), |
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'date' => $entity->getDate(), |
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'name' => $entity->getName(), |
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'description' => $entity->getDescription(), |
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'creator' => $entity->getCreatorLogin(), |
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]; |
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$images = $this->getImages($entity); |
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if ($images) { |
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$serializedData['images'] = $images; |
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} |
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} else { |
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throw new UnsupportedEntityException(); |
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} |
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return $serializedData; |
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} |
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/** |
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* @return string[]|null |
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*/ |
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private function getImages(Event $event) |
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{ |
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$images = $event->getImages(); |
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if ($images) { |
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$eventId = $event->getId(); |
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return array_map( |
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function (Image $image) use ($eventId) { |
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return $this->generateImageUrl($eventId, $image->getName()); |
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}, |
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$images->toArray() |
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); |
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} else { |
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return null; |
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} |
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} |
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private function generateImageUrl(string $eventId, string $imageName) |
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{ |
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return $this->router->generate( |
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'event_image_view', |
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[ |
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'eventId' => $eventId, |
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'imageName' => $imageName, |
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], |
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Router::ABSOLUTE_URL |
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); |
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} |
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} |
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VAPC /
RockParade-API
This check looks from parameters that have been defined for a function or method, but which are not used in the method body.