function field_collection_host_entity_types in Field collection 7

Entity types that serve as host for field collections.

Return value

array The list of entities as provided by entity_get_info(), filtered by field collection usage.

2 calls to field_collection_host_entity_types()

field_collection_tokens in ./field_collection.tokens.inc

Implements hook_tokens().

field_collection_token_info in ./field_collection.tokens.inc

Implements hook_token_info().

File

./field_collection.tokens.inc, line 133

Provides host entity tokens for field_collection.module.

Code

function field_collection_host_entity_types() {
  $host_entity_types =& drupal_static(__FUNCTION__, FALSE);
  if ($host_entity_types === FALSE) {
    $host_entity_types = array();
    if (function_exists('entity_get_info')) {
      $entity_types = entity_get_info();
    }

    // Look for all field instances, filter them by type == 'field_collection'
    // and map the entity type it's connected to to the returned list.
    foreach (field_info_field_map() as $field_instance) {
      if ($field_instance['type'] == 'field_collection') {
        foreach (array_keys($field_instance['bundles']) as $entity_type) {
          if (!isset($host_entity_types[$entity_type])) {

            // No need to test for existence in $entity_types. If it's not there
            // your site is broken.
            $host_entity_types[$entity_type] = $entity_types[$entity_type];
          }
        }
      }
    }
  }
  return $host_entity_types;
}