fix creating users

diff --git a/lib/user.php b/lib/user.php
index 33ee5b8762a2f9d0999b650f2547f7911dd029f3..25f555b47b125767c24504468993ccfc72f7b348 100644 (file)
--- a/lib/user.php
+++ b/lib/user.php
@@ -166,7 +166,9 @@ class OC_USER {
                if( $run ){
                        //delete the user from all backends
                        foreach(self::$_usedBackends as $backend){
-                               $backend->deleteUser($uid);
+                               if($backend->implementsActions(OC_USER_BACKEND_DELETE_USER)){
+                                       $backend->deleteUser($uid);
+                               }
                        }
                        // We have to delete the user from all groups
                        foreach( OC_GROUP::getUserGroups( $uid ) as $i ){
@@ -270,8 +272,10 @@ class OC_USER {
 
                if( $run ){
                        foreach(self::$_usedBackends as $backend){
-                               if($backend->userExists($uid)){
-                                       $backend->setPassword($uid,$password);
+                               if($backend->implementsActions(OC_USER_BACKEND_SET_PASSWORD)){
+                                       if($backend->userExists($uid)){
+                                               $backend->setPassword($uid,$password);
+                                       }
                                }
                        }
                        OC_HOOK::emit( "OC_USER", "post_setPassword", array( "uid" => $uid, "password" => $password ));
@@ -292,9 +296,11 @@ class OC_USER {
         */
        public static function checkPassword( $uid, $password ){
                foreach(self::$_usedBackends as $backend){
-                       $result=$backend->checkPassword( $uid, $password );
-                       if($result===true){
-                               return true;
+                       if($backend->implementsActions(OC_USER_BACKEND_CHECK_PASSWORD)){
+                               $result=$backend->checkPassword( $uid, $password );
+                               if($result===true){
+                                       return true;
+                               }
                        }
                }
        }
@@ -322,9 +328,11 @@ class OC_USER {
         */
        public static function userExists($uid){
                foreach(self::$_usedBackends as $backend){
-                       $result=$backend->userExists($uid);
-                       if($result===true){
-                               return true;
+                       if($backend->implementsActions(OC_USER_BACKEND_USER_EXISTS)){
+                               $result=$backend->userExists($uid);
+                               if($result===true){
+                                       return true;
+                               }
                        }
                }
                return false;