cms_content_sync-3.0.x-dev/src/Plugin/cms_content_sync/field_handler/DefaultFileHandler.php

<?php

namespace Drupal\cms_content_sync\Plugin\cms_content_sync\field_handler;

use Drupal\cms_content_sync\Plugin\FieldHandlerBase;
use Drupal\cms_content_sync\PullIntent;
use Drupal\cms_content_sync\PushIntent;
use Drupal\cms_content_sync\SyncIntent;
use Drupal\Core\Field\FieldDefinitionInterface;
use Drupal\crop\Entity\Crop;
use Drupal\file\Entity\File;

/**
 * Providing a minimalistic implementation for any field type.
 *
 * @FieldHandler(
 *   id = "cms_content_sync_default_file_handler",
 *   label = @Translation("Default File"),
 *   weight = 90
 * )
 */
class DefaultFileHandler extends DefaultEntityReferenceHandler {

  /**
   * {@inheritdoc}
   */
  public static function supports($entity_type, $bundle, $field_name, FieldDefinitionInterface $field) {
    $allowed = ['image', 'file_uri', 'file', 'svg_image_field'];

    return FALSE !== in_array($field->getType(), $allowed);
  }

  /**
   * {@inheritdoc}
   */
  public function pull(PullIntent $intent) {
    $action = $intent->getAction();
    /**
     * @var \Drupal\Core\Entity\FieldableEntityInterface $entity
     */
    $entity = $intent->getEntity();

    // Deletion doesn't require any action on field basis for static data.
    if (SyncIntent::ACTION_DELETE == $action) {
      return FALSE;
    }

    if ($intent->shouldMergeChanges()) {
      return FALSE;
    }

    $data = $intent->getProperty($this->fieldName);

    if (empty($data)) {
      $entity->set($this->fieldName, NULL);
    }
    else {
      $file_ids = [];
      foreach ($data as $value) {
        /**
         * @var \Drupal\file\Entity\File $file
         */
        $file = $intent->loadEmbeddedEntity($value);
        $meta = $intent->getEmbeddedEntityData($value);
        if ($file) {
          $meta['target_id'] = $file->id();
          $file_ids[] = $meta;
        }
      }

      $entity->set($this->fieldName, $file_ids);
    }

    return TRUE;
  }

  /**
   * {@inheritdoc}
   */
  public function push(PushIntent $intent) {
    $action = $intent->getAction();
    /**
     * @var \Drupal\Core\Entity\FieldableEntityInterface $entity
     */
    $entity = $intent->getEntity();

    // Deletion doesn't require any action on field basis for static data.
    if (SyncIntent::ACTION_DELETE == $action) {
      return FALSE;
    }

    $result = [];
    $file = NULL;
    $invalid_subfields = ['_accessCacheability', '_attributes', '_loaded', 'top', 'target_revision_id', 'subform'];

    if ('uri' == $this->fieldDefinition->getType()) {
      $data = $entity->get($this->fieldName)->getValue();

      foreach ($data as $i => $value) {
        $files = \Drupal::entityTypeManager()
          ->getStorage('file')
          ->loadByProperties(['uri' => $value['value']]);
        $file = empty($files) ? NULL : reset($files);
        if ($file) {
          foreach ($invalid_subfields as $invalid_subfield) {
            unset($value[$invalid_subfield]);
          }
          unset($value['value']);
          $result[] = $this->embedFile($intent, $file, $value, $entity->{$this->fieldName}[$i]);
        }
      }
    }
    else {
      $data = $entity->get($this->fieldName)->getValue();

      foreach ($data as $i => $value) {
        if (empty($value['target_id'])) {
          continue;
        }

        $file = File::load($value['target_id']);
        if ($file) {
          foreach ($invalid_subfields as $invalid_subfield) {
            unset($value[$invalid_subfield]);
          }
          unset($value['target_id']);

          $result[] = $this->embedFile($intent, $file, $value, $entity->{$this->fieldName}[$i]);
        }
      }
    }

    $intent->setProperty($this->fieldName, $result);

    return TRUE;
  }

  /**
   * @param \Drupal\cms_content_sync\PushIntent $intent
   * @param \Drupal\file\Entity\File $file
   * @param array $value
   * @param mixed $item
   *
   * @return array|object
   */
  protected function embedFile($intent, $file, $value, $item) {
    // Handle crop entities.
    $moduleHandler = \Drupal::service('module_handler');
    $crop_types = $intent->getFlow()->getController()->getEntityTypeConfig('crop', NULL, TRUE);
    if ($moduleHandler->moduleExists('crop') && !empty($crop_types)) {
      $settings = $this->flow->getController()->getEntityTypeConfig('file', $file->bundle());
      if ($settings['handler_settings']['export_crop']) {
        foreach ($crop_types as $bundle_name => $crop_type) {
          if (Crop::cropExists($file->getFileUri(), $bundle_name)) {
            $crop = Crop::findCrop($file->getFileUri(), $bundle_name);
            if ($crop) {
              $intent->addDependency($crop);
            }
          }
        }
      }
    }

    return $intent->addDependency($file, $value);
  }

}