public function D7FieldCollectionItemDeriver::getDerivativeDefinitions

File

paragraphs/src/Plugin/migrate/D7FieldCollectionItemDeriver.php, line 62

Class

D7FieldCollectionItemDeriver

Deriver for field collections.

Namespace

Code

public function getDerivativeDefinitions($base_plugin_definition) {
  $types = static::getSourcePlugin('d7_field_collection_type');
  try {
    $types
      ->checkRequirements();
  } catch (RequirementsException $e) {
    return $this->derivatives;
  }
  try {
    foreach ($types as $row) {

      /** @var \Drupal\migrate\Row $row */
      $values = $base_plugin_definition;
      $fc_bundle = $row
        ->getSourceProperty('field_name');
      $p_bundle = $row
        ->getSourceProperty('bundle');
      $values['label'] = $this
        ->t('@label (@type)', [
        '@label' => $values['label'],
        '@type' => $row
          ->getSourceProperty('name'),
      ]);
      $values['source']['field_name'] = $fc_bundle;
      $values['destination']['default_bundle'] = $p_bundle;

      /** @var \Drupal\migrate\Plugin\Migration $migration */
      $migration = \Drupal::service('plugin.manager.migration')
        ->createStubMigration($values);
      $migration
        ->setProcessOfProperty('parent_id', 'parent_id');
      $migration
        ->setProcessOfProperty('parent_type', 'parent_type');
      $migration
        ->setProcessOfProperty('parent_field_name', 'field_name');
      $this->fieldDiscovery
        ->addBundleFieldProcesses($migration, 'field_collection_item', $fc_bundle);
      $this->derivatives[$p_bundle] = $migration
        ->getPluginDefinition();
    }
  } catch (DatabaseExceptionWrapper $e) {

    // Once we begin iterating the source plugin it is possible that the
    // source tables will not exist. This can happen when the
    // MigrationPluginManager gathers up the migration definitions but we do
    // not actually have a Drupal 7 source database.
  }
  return $this->derivatives;
}