group LDAP: implement groupExists function, needed for Sharing

diff --git a/apps/user_ldap/group_ldap.php b/apps/user_ldap/group_ldap.php
index ce87b074ab28f7f30ee0216aee8d7ad84926dc79..e5948459dd0ff89eca17b6ce4518ef74e2fbbf9a 100644 (file)
--- a/apps/user_ldap/group_ldap.php
+++ b/apps/user_ldap/group_ldap.php
@@ -103,6 +103,15 @@ class OC_GROUP_LDAP extends OC_Group_Backend {
                }
        }
 
+       /**
+        * check if a group exists
+        * @param string $gid
+        * @return bool
+        */
+       public function groupExists($gid){
+               return in_array($gid, $this->getGroups());
+       }
+
        private function retrieveList($filter, $attr) {
                $list = OC_LDAP::search($filter, $attr);