MetatagFieldDeriver.php in Metatag 8

Namespace

Drupal\metatag\Plugin\migrate\source\d7

File

src/Plugin/migrate/source/d7/MetatagFieldDeriver.php

<?php

namespace Drupal\metatag\Plugin\migrate\source\d7;

use Drupal\Component\Plugin\Derivative\DeriverBase;
use Drupal\Core\Entity\EntityTypeManagerInterface;
use Drupal\Core\Extension\ModuleHandlerInterface;
use Drupal\Core\Plugin\Discovery\ContainerDeriverInterface;
use Drupal\Core\StringTranslation\StringTranslationTrait;
use Drupal\migrate\Exception\RequirementsException;
use Drupal\migrate\Plugin\MigrationDeriverTrait;
use Drupal\migrate_drupal\MigrationConfigurationTrait;
use Drupal\migrate_drupal\NodeMigrateType;
use Drupal\migrate_drupal\Plugin\migrate\source\DrupalSqlBase;
use Symfony\Component\DependencyInjection\ContainerInterface;

/**
 * @todo.
 */
class MetatagFieldDeriver extends DeriverBase implements ContainerDeriverInterface {
  use MigrationDeriverTrait;
  use MigrationConfigurationTrait;
  use StringTranslationTrait;

  /**
   * The entity type manager.
   *
   * @var \Drupal\Core\Entity\EntityTypeManagerInterface
   */
  protected $entityTypeManager;

  /**
   * Constructs a MetatagFieldDeriver instance.
   *
   * @param \Drupal\Core\Entity\EntityTypeManagerInterface $entity_type_manager
   *   The entity type manager.
   */
  public function __construct(EntityTypeManagerInterface $entity_type_manager) {
    $this->entityTypeManager = $entity_type_manager;
  }

  /**
   * {@inheritdoc}
   */
  public static function create(ContainerInterface $container, $base_plugin_id) {
    return new static($container
      ->get('entity_type.manager'));
  }

  /**
   * {@inheritdoc}
   */
  public function getDerivativeDefinitions($base_plugin_definition) {
    $source = $this
      ->getSourcePlugin('d7_metatag_field');
    assert($source instanceof DrupalSqlBase);
    try {
      $source
        ->checkRequirements();
    } catch (RequirementsException $e) {

      // If the source plugin requirements failed, that means we do not have a
      // Drupal source database configured - return nothing.
      return $this->derivatives;
    }
    $entity_type_ids = $source
      ->getDatabase()
      ->select('metatag', 'm')
      ->fields('m', [
      'entity_type',
    ])
      ->distinct()
      ->execute()
      ->fetchAllKeyed(0, 0);
    foreach ($entity_type_ids as $entity_type_id) {

      // Skip if the entity type is missing.
      if (!($entity_type_definition = $this->entityTypeManager
        ->getDefinition($entity_type_id, FALSE))) {
        continue;
      }
      $this->derivatives[$entity_type_id] = $base_plugin_definition;
      $this->derivatives[$entity_type_id]['source']['entity_type'] = $entity_type_id;
      $this->derivatives[$entity_type_id]['source']['entity_type_id'] = $entity_type_id;
      $this->derivatives[$entity_type_id]['label'] = $this
        ->t('@label of @type', [
        '@label' => $base_plugin_definition['label'],
        '@type' => $this->entityTypeManager
          ->getDefinition($entity_type_id)
          ->getPluralLabel(),
      ]);
    }
    return $this->derivatives;
  }

}

Classes

Name	Description
MetatagFieldDeriver	@todo.