function entity_token_types_chained in Entity API 7

Defines a list of token types that need to be chained.

Return value

bool|array If a (token) type is given, whether the given type needs to be chained. Else a full list of token types to be chained as returned by entity_token_token_types().

3 calls to entity_token_types_chained()

entity_token_tokens in ./entity_token.tokens.inc

Implements hook_tokens().

entity_token_token_info_alter in ./entity_token.tokens.inc

Implements hook_token_info_alter().

entity_token_types in ./entity_token.tokens.inc

Defines the types of properties to be added as token.

File

./entity_token.tokens.inc, line 27

Provides tokens for entity properties which have no token yet.

Code

function entity_token_types_chained($type = NULL) {

  // This functions gets called rather often when replacing tokens, thus
  // we statically cache $types using the advanced drupal static pattern.
  static $drupal_static_fast;
  if (!isset($drupal_static_fast)) {
    $drupal_static_fast['types'] =& drupal_static(__FUNCTION__, array());
  }
  $types =& $drupal_static_fast['types'];
  if (!$types) {

    // Add entities.
    foreach (entity_get_info() as $entity_type => $info) {
      if ($token_type = isset($info['token type']) ? $info['token type'] : $entity_type) {
        $types[$token_type] = $entity_type;
      }
    }

    // Add 'date' and 'site' tokens.
    $types['date'] = 'date';
    $types['site'] = 'site';

    // Add a 'struct' type.
    $types['struct'] = 'struct';
  }
  if (isset($type)) {
    return isset($types[$type]) || entity_property_list_extract_type($type);
  }
  return $types;
}