NodeStorage.php in Multiversion 8

Namespace

Drupal\multiversion\Entity\Storage\Sql

File

src/Entity/Storage/Sql/NodeStorage.php

<?php

namespace Drupal\multiversion\Entity\Storage\Sql;

use Drupal\Core\Cache\CacheBackendInterface;
use Drupal\Core\Database\Connection;
use Drupal\Core\Entity\EntityManagerInterface;
use Drupal\Core\Entity\EntityTypeInterface;
use Drupal\Core\Extension\ModuleHandler;
use Drupal\Core\Language\LanguageManagerInterface;
use Drupal\multiversion\Entity\Storage\ContentEntityStorageInterface;
use Drupal\multiversion\Entity\Storage\ContentEntityStorageTrait;
use Drupal\node\NodeStorage as CoreNodeStorage;
use Symfony\Component\DependencyInjection\ContainerInterface;

/**
 * Storage handler for nodes.
 */
class NodeStorage extends CoreNodeStorage implements ContentEntityStorageInterface {
  use ContentEntityStorageTrait {
    delete as deleteEntities;
    truncate as truncateEntityTables;
  }

  /**
   * {@inheritdoc}
   */
  public static function createInstance(ContainerInterface $container, EntityTypeInterface $entity_type) {
    return new static($entity_type, $container
      ->get('database'), $container
      ->get('entity.manager'), $container
      ->get('cache.entity'), $container
      ->get('language_manager'), $container
      ->get('module_handler'));
  }

  /**
   * {@inheritdoc}
   */
  public function __construct(EntityTypeInterface $entity_type, Connection $database, EntityManagerInterface $entity_manager, CacheBackendInterface $cache, LanguageManagerInterface $language_manager, ModuleHandler $module_handler) {
    parent::__construct($entity_type, $database, $entity_manager, $cache, $language_manager);
    $this->moduleHandler = $module_handler;
  }

  /**
   * {@inheritdoc}
   *
   * @todo: {@link https://www.drupal.org/node/2597534 Figure out why we need
   * this}, core seems to solve it some other way.
   */
  public function delete(array $entities) {

    // Delete all menus and comments before deleting the nodes.

    /** @var \Drupal\node\Entity\Node $entity */
    foreach ($entities as $entity) {
      if ($this->moduleHandler
        ->moduleExists('comment')) {
        try {
          comment_entity_predelete($entity);
        } catch (\Exception $e) {

          // We don't want node delete to fail because of broken comments.
        }
      }
      if ($this->moduleHandler
        ->moduleExists('menu_link_content')) {
        try {
          menu_link_content_entity_predelete($entity);
        } catch (\Exception $e) {

          // We don't want node delete to fail because of broken menu links.
        }
      }
    }
    $this
      ->deleteEntities($entities);
  }

  /**
   * {@inheritdoc}
   */
  public function truncate() {
    $this
      ->truncateEntityTables();

    /* @var \Drupal\node\NodeAccessControlHandlerInterface $access_control_handler */
    $access_control_handler = $this->entityManager
      ->getAccessControlHandler('node');
    $access_control_handler
      ->deleteGrants();
  }

}

Classes

Name	Description
NodeStorage	Storage handler for nodes.