vendor/ibexa/fieldtype-page/src/lib/Event/Subscriber/CollectRelationsSubscriber.php line 47

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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\FieldTypePage\Event\Subscriber;
  11. use Ibexa\Contracts\FieldTypePage\FieldType\Page\Block\Definition\BlockDefinition;
  12. use Ibexa\FieldTypePage\Event\BlockRelationEvents;
  13. use Ibexa\FieldTypePage\Event\CollectBlockRelationsEvent;
  14. use Ibexa\FieldTypePage\FieldType\Page\Block\Definition\BlockDefinitionFactoryInterface;
  15. use Ibexa\FieldTypePage\FieldType\Page\Block\Relation\BlockAttributeTypeRelationExtractorRegistry;
  16. use Symfony\Component\EventDispatcher\EventSubscriberInterface;
  18. class CollectRelationsSubscriber implements EventSubscriberInterface
  19. {
  20. /** @var \Ibexa\FieldTypePage\FieldType\Page\Block\Relation\BlockAttributeTypeRelationExtractorRegistry */
  21. private $extractorRegistry;
  23. /** @var \Ibexa\FieldTypePage\FieldType\Page\Block\Definition\BlockDefinitionFactoryInterface */
  24. private $blockDefinitionFactory;
  26. public function __construct(
  27. BlockAttributeTypeRelationExtractorRegistry $extractorRegistry,
  28. BlockDefinitionFactoryInterface $blockDefinitionFactory
  29. ) {
  30. $this->extractorRegistry = $extractorRegistry;
  31. $this->blockDefinitionFactory = $blockDefinitionFactory;
  32. }
  34. /**
  35. * {@inheritdoc}
  36. */
  37. public static function getSubscribedEvents()
  38. {
  39. return [
  40. BlockRelationEvents::COLLECT_BLOCK_RELATIONS => ['onCollectBlockRelations', 20],
  41. ];
  42. }
  44. /**
  45. * @param \Ibexa\FieldTypePage\Event\CollectBlockRelationsEvent $event
  46. */
  47. public function onCollectBlockRelations(CollectBlockRelationsEvent $event): void
  48. {
  49. $fieldValue = $event->getFieldValue();
  50. $blockValue = $event->getBlockValue();
  51. $relations = $event->getRelations();
  52. $page = $fieldValue->getPage();
  53. $newRelations = [];
  55. foreach ($blockValue->getAttributes() as $attribute) {
  56. try {
  57. $blockDefinition = $this->blockDefinitionFactory->getBlockDefinition($blockValue->getType());
  58. } catch (\Exception $e) {
  59. continue;
  60. }
  62. $attributeDefinition = $this->getAttributeDefinitionFromBlock($blockDefinition, $attribute->getName());
  64. if (null === $attributeDefinition) {
  65. continue;
  66. }
  68. $extractors = $this->extractorRegistry->getApplicableExtractors(
  69. $page,
  70. $blockValue,
  71. $attributeDefinition,
  72. $attribute
  73. );
  75. foreach ($extractors as $extractor) {
  76. $newRelations[] = $extractor->extract($page, $blockValue, $attributeDefinition, $attribute);
  77. }
  78. }
  80. if (\count($newRelations) === 0) {
  81. return;
  82. }
  84. $event->setRelations(
  85. array_merge($relations, array_merge(...$newRelations))
  86. );
  87. }
  89. /**
  90. * @param \Ibexa\Contracts\FieldTypePage\FieldType\Page\Block\Definition\BlockDefinition $blockDefinition
  91. * @param string $name
  92. *
  93. * @return \Ibexa\Contracts\FieldTypePage\FieldType\Page\Block\Definition\BlockAttributeDefinition|null
  94. */
  95. private function getAttributeDefinitionFromBlock(BlockDefinition $blockDefinition, string $name)
  96. {
  97. foreach ($blockDefinition->getAttributes() as $attributeDefinition) {
  98. if ($attributeDefinition->getIdentifier() === $name) {
  99. return $attributeDefinition;
  100. }
  101. }
  103. return null;
  104. }
  105. }
  107. class_alias(CollectRelationsSubscriber::class, 'EzSystems\EzPlatformPageFieldType\Event\Subscriber\CollectRelationsSubscriber');