vendor/ibexa/activity-log/src/bundle/EventSubscriber/PageBuilder/AbstractChoiceAttributeSerializationSubscriber.php line 48

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  1. <?php
  3. /**
  4.  * @copyright Copyright (C) Ibexa AS. All rights reserved.
  5.  * @license For full copyright and license information view LICENSE file distributed with this source code.
  6.  */
  7. declare(strict_types=1);
  9. namespace Ibexa\Bundle\ActivityLog\EventSubscriber\PageBuilder;
  11. use Ibexa\Contracts\FieldTypePage\FieldType\Page\Block\Definition\BlockAttributeDefinition;
  12. use Ibexa\FieldTypePage\Event\AttributeSerializationEvent;
  13. use Ibexa\FieldTypePage\Event\PageEvents;
  14. use Symfony\Component\EventDispatcher\EventSubscriberInterface;
  16. /**
  17.  * @template T of object
  18.  */
  19. abstract class AbstractChoiceAttributeSerializationSubscriber implements EventSubscriberInterface
  20. {
  21.     protected const SERIALIZATION_SEPARATOR = ',';
  23.     abstract protected function supportsAttribute(BlockAttributeDefinition $attributeDefinition): bool;
  25.     /**
  26.      * @return T|null
  27.      */
  28.     abstract protected function deserializeSingleItem(string $serializedValue): ?object;
  30.     /**
  31.      * @phpstan-param T $value
  32.      */
  33.     abstract protected function serializeSingleItem(object $value): string;
  35.     protected function isMultipleValues(BlockAttributeDefinition $attributeDefinition): bool
  36.     {
  37.         return $attributeDefinition->getOptions()['multiple'] ?? false;
  38.     }
  40.     public static function getSubscribedEvents(): array
  41.     {
  42.         return [
  43.             PageEvents::ATTRIBUTE_SERIALIZATION => ['onAttributeSerialization', 10],
  44.             PageEvents::ATTRIBUTE_DESERIALIZATION => ['onAttributeDeserialization', 10],
  45.         ];
  46.     }
  48.     final public function onAttributeSerialization(AttributeSerializationEvent $event): void
  49.     {
  50.         $attributeDefinition = $event->getAttributeDefinition();
  51.         if ($attributeDefinition === null || !$this->supportsAttribute($attributeDefinition)) {
  52.             return;
  53.         }
  55.         $deserializedValue = $event->getDeserializedValue();
  56.         if ($deserializedValue === null) {
  57.             return;
  58.         }
  60.         if (!is_array($deserializedValue)) {
  61.             $deserializedValue = [$deserializedValue];
  62.         }
  64.         $serializedValue = implode(
  65.             self::SERIALIZATION_SEPARATOR,
  66.             array_map([$this, 'serializeSingleItem'], $deserializedValue),
  67.         );
  68.         $event->setSerializedValue($serializedValue);
  69.         $event->stopPropagation();
  70.     }
  72.     final public function onAttributeDeserialization(AttributeSerializationEvent $event): void
  73.     {
  74.         $serializedValue = $event->getSerializedValue();
  75.         if (!is_string($serializedValue)) {
  76.             return;
  77.         }
  79.         $attributeDefinition = $event->getAttributeDefinition();
  80.         if ($attributeDefinition === null || !$this->supportsAttribute($attributeDefinition)) {
  81.             return;
  82.         }
  84.         if (!$this->isMultipleValues($attributeDefinition)) {
  85.             $object = $this->deserializeSingleItem($serializedValue);
  86.             if ($object !== null) {
  87.                 $event->setDeserializedValue($object);
  88.             }
  90.             $event->stopPropagation();
  92.             return;
  93.         }
  95.         $serializedValues = explode(self::SERIALIZATION_SEPARATOR, $serializedValue);
  97.         $matches = [];
  98.         foreach ($serializedValues as $value) {
  99.             $object = $this->deserializeSingleItem($value);
  100.             if ($object !== null) {
  101.                 $matches[] = $object;
  102.             }
  103.         }
  105.         $event->setDeserializedValue($matches);
  106.         $event->stopPropagation();
  107.     }
  108. }