function _variable_realm_union_variable_list in Variable 7

Produce keys for union realm.

1 string reference to '_variable_realm_union_variable_list'

variable_realm_union_variable_realm_info_alter in variable_realm_union/variable_realm_union.variable.inc

Implements hook_variable_realm_info_alter();

File

variable_realm_union/variable_realm_union.variable.inc, line 56

Variable hooks for variable_realm_union.

Code

function _variable_realm_union_variable_list($realm_name, $realm_info) {
  $union = array_combine($realm_info['union'], $realm_info['union']);
  $variables = array_map('variable_realm_get_variable_list', $union);
  return call_user_func_array('array_intersect', $variables);
}