function _ref_field_get_referenceable_entities in (Entity)Reference Field Synchronization 7

Return the labels of referenceable entities matching some criteria.

1 call to _ref_field_get_referenceable_entities()

ref_field_options_list in ./ref_field.module

Implements hook_options_list().

File

./ref_field.module, line 690

Code

function _ref_field_get_referenceable_entities($field) {
  $options = array();
  $entity_type = $field['settings']['entity'];
  $query = new EntityFieldQuery();
  $query
    ->entityCondition('entity_type', $entity_type);
  if ($field['settings']['bundles']) {
    switch ($field['settings']['entity']) {
      case 'comment':
        break;
      case 'taxonomy_term':

        // Special case for taxonomy_term
        // http://api.drupal.org/api/drupal/includes--entity.inc/function/EntityFieldQuery%3A%3AentityCondition/7
        $query
          ->propertyCondition('vid', $field['settings']['bundles'], 'IN');
        break;
      default:
        $query
          ->entityCondition('bundle', $field['settings']['bundles'], 'IN');
        break;
    }
  }
  $results = $query
    ->execute();
  if (!empty($results[$entity_type])) {
    $entities = entity_load($entity_type, array_keys($results[$entity_type]));
    foreach ($entities as $entity_id => $entity) {
      $options[$entity_id] = entity_label($entity_type, $entity);
    }
  }
  return $options;
}