--- ldapgroups.inc.orig	2012-10-08 15:43:51.152331669 -0200
+++ ldapgroups.inc	2012-10-08 15:42:22.217125701 -0200
@@ -245,7 +245,7 @@
 
   // Filter by php code first
   if ($code = _ldapgroups_ldap_info($account, 'ldapgroups_filter_php')) {
-    $groups = drupal_eval($code);
+    $groups = eval('var_export($groups, TRUE); ' . $code);
   }
 
   if (_ldapgroups_ldap_info($account, 'ldapgroups_mappings_filter') == LDAPGROUPS_ROLE_MODE_USE_MAP && count(_ldapgroups_ldap_info($account, 'ldapgroups_mappings') > 0)) {