2 * Implements hook_field_ui_preconfigured_options_alter().
4 function {{ machine_name }}_field_ui_preconfigured_options_alter(array &$options, $field_type) {
5 // If the field is not an "entity_reference"-based field, bail out.
6 /** @var \Drupal\Core\Field\FieldTypePluginManager $field_type_manager */
7 $field_type_manager = \Drupal::service('plugin.manager.field.field_type');
8 $class = $field_type_manager->getPluginClass($field_type);
9 if (!is_a($class, 'Drupal\Core\Field\Plugin\Field\FieldType\EntityReferenceItem', TRUE)) {
13 // Set the default formatter for media in entity reference fields to be the
14 // "Rendered entity" formatter.
15 if (!empty($options['media'])) {
16 $options['media']['entity_view_display']['type'] = 'entity_reference_entity_view';