Не работает realname вместе с user_reference

Index: user_reference/user_reference.module
===================================================================
--- user_reference/user_reference.module	(revision 205)
+++ user_reference/user_reference.module	(working copy)
@@ -557,6 +557,10 @@
   $query->fields('u', array('uid', 'name'));
   $query->addMetaData('id', ' _user_reference_potential_references_standard');
 
+  if (module_exists('realname')) {
+    $query->join('realname', 'rn', 'u.uid = rn.uid');
+  }
+  
   // Enable this filter only if any statuses checked (and not both).
   if (count($filter_status) == 1) {
     $query->condition('u.status', array_keys($filter_status), 'IN');
@@ -571,7 +575,12 @@
   if ($options['string'] !== '') {
     switch ($options['match']) {
       case 'contains':
-        $query->condition('u.name', '%' . $options['string'] . '%', 'LIKE');
+        if (module_exists('realname')) { 
+          $query->condition('rn.realname', '%' . $options['string'] . '%', 'LIKE');
+        }
+        else {
+          $query->condition('u.name', '%' . $options['string'] . '%', 'LIKE');
+        }
         break;
 
       case 'starts_with':