2 * Implements hook_field_views_data_alter().
4 function {{ machine_name }}_field_views_data_alter(array &$data, \Drupal\field\FieldStorageConfigInterface $field_storage) {
5 $entity_type_id = $field_storage->getTargetEntityTypeId();
6 $field_name = $field_storage->getName();
7 $entity_type = \Drupal::entityManager()->getDefinition($entity_type_id);
8 $pseudo_field_name = 'reverse_' . $field_name . '_' . $entity_type_id;
9 $table_mapping = \Drupal::entityManager()->getStorage($entity_type_id)->getTableMapping();
11 list($label) = views_entity_field_label($entity_type_id, $field_name);
13 $data['file_managed'][$pseudo_field_name]['relationship'] = [
14 'title' => t('@entity using @field', ['@entity' => $entity_type->getLabel(), '@field' => $label]),
15 'help' => t('Relate each @entity with a @field set to the image.', ['@entity' => $entity_type->getLabel(), '@field' => $label]),
16 'id' => 'entity_reverse',
17 'field_name' => $field_name,
18 'entity_type' => $entity_type_id,
19 'field table' => $table_mapping->getDedicatedDataTableName($field_storage),
20 'field field' => $field_name . '_target_id',
21 'base' => $entity_type->getBaseTable(),
22 'base field' => $entity_type->getKey('id'),
23 'label' => $field_name,