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DefaultLinkHandler.php in CMS Content Sync 2.0.x

File

src/Plugin/cms_content_sync/field_handler/DefaultLinkHandler.php
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<?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\Core\Url;
use Drupal\menu_link_content\Entity\MenuLinkContent;
use EdgeBox\SyncCore\V1\Entity\Entity;

/**
 * Providing a minimalistic implementation for any field type.
 *
 * @FieldHandler(
 *   id = "cms_content_sync_default_link_handler",
 *   label = @Translation("Default Link"),
 *   weight = 90
 * )
 */
class DefaultLinkHandler extends FieldHandlerBase {

  /**
   * {@inheritdoc}
   */
  public static function supports($entity_type, $bundle, $field_name, FieldDefinitionInterface $field) {
    $allowed = [
      'link',
    ];
    return false !== in_array($field
      ->getType(), $allowed);
  }

  /**
   * {@inheritdoc}
   */
  public function getHandlerSettings($current_values, $type = 'both') {
    $options = [];
    if ('pull' !== $type) {
      $options['export_as_absolute_url'] = [
        '#type' => 'checkbox',
        '#title' => 'Push as absolute URL',
        '#default_value' => isset($current_values['export_as_absolute_url']) ? $current_values['export_as_absolute_url'] : false,
      ];
    }
    return array_merge(parent::getHandlerSettings($current_values, $type), $options);
  }

  /**
   * {@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 {
      $result = [];
      foreach ($data as &$link_element) {
        if (empty($link_element['uri'])) {
          try {
            $reference = $intent
              ->loadEmbeddedEntity($link_element);
          } catch (\Exception $e) {
            $reference = null;
          }
          if ($reference) {
            $result[] = [
              'uri' => 'entity:' . $reference
                ->getEntityTypeId() . '/' . $reference
                ->id(),
              'title' => $link_element['title'],
              'options' => $link_element['options'],
            ];
          }
          elseif (!empty($reference[Entity::ENTITY_TYPE_KEY]) && !empty($link_element[Entity::BUNDLE_KEY])) {
            if ($reference) {
              $result[] = [
                'uri' => 'entity:' . $reference
                  ->getEntityTypeId() . '/' . $reference
                  ->id(),
                'title' => $link_element['title'],
                'options' => $link_element['options'],
              ];
            }
            elseif ($entity instanceof MenuLinkContent && 'link' == $this->fieldName) {
              $result[] = [
                'uri' => 'internal:/' . $link_element[Entity::ENTITY_TYPE_KEY] . '/' . $link_element[Entity::UUID_KEY],
                'title' => $link_element['title'],
                'options' => $link_element['options'],
              ];
            }
          }
        }
        else {
          $result[] = [
            'uri' => $link_element['uri'],
            'title' => $link_element['title'],
            'options' => $link_element['options'],
          ];
        }
      }
      $entity
        ->set($this->fieldName, $result);
    }
    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;
    }
    $data = $entity
      ->get($this->fieldName)
      ->getValue();
    $absolute = !empty($this->settings['handler_settings']['export_as_absolute_url']);
    $result = [];
    foreach ($data as $key => $value) {
      $uri =& $data[$key]['uri'];

      // Find the linked entity and replace it's id with the UUID
      // References have following pattern: entity:entity_type/entity_id.
      preg_match('/^entity:(.*)\\/(\\d*)$/', $uri, $found);
      if (empty($found) || $absolute) {
        if ($absolute) {
          $uri = Url::fromUri($uri, [
            'absolute' => true,
          ])
            ->toString();
        }
        $result[] = [
          'uri' => $uri,
          'title' => isset($value['title']) ? $value['title'] : null,
          'options' => $value['options'],
        ];
      }
      else {
        $link_entity_type = $found[1];
        $link_entity_id = $found[2];
        $entity_manager = \Drupal::entityTypeManager();
        $link_entity = $entity_manager
          ->getStorage($link_entity_type)
          ->load($link_entity_id);
        if (empty($link_entity)) {
          continue;
        }
        if (!$this->flow
          ->supportsEntity($link_entity)) {
          continue;
        }
        $result[] = $intent
          ->addReference($link_entity, [
          'title' => $value['title'],
          'options' => $value['options'],
        ]);
      }
    }
    $intent
      ->setProperty($this->fieldName, $result);
    return true;
  }

}

Classes

Namesort descending Description
DefaultLinkHandler Providing a minimalistic implementation for any field type.