fix wrong nick and api sql query

includes/controller/user_angeltypes_controller.php

@@ -213,7 +213,7 @@ function user_angeltype_delete_controller() {
   
   return array(
       _("Remove angeltype"),
-      UserAngelType_delete_view($user_angeltype, $user, $angeltype) 
+      UserAngelType_delete_view($user_angeltype, $user_source, $angeltype) 
   );
 }
 

includes/model/NeededAngelTypes_model.php

@@ -23,7 +23,8 @@ function NeededAngelTypes_by_shift($shiftId) {
         SELECT `NeededAngelTypes`.*, `AngelTypes`.`name`, `AngelTypes`.`restricted`
         FROM `NeededAngelTypes`
         JOIN `AngelTypes` ON `AngelTypes`.`id` = `NeededAngelTypes`.`angel_type_id`
-        WHERE `room_id`=" . sql_escape($shiftId) . "
+        JOIN `Shifts` ON `Shifts`.`RID` = `NeededAngelTypes`.`room_id`
+        WHERE `Shifts`.`SID`=" . sql_escape($shiftId) . "
         AND `count` > 0
         ORDER BY `room_id` DESC
         ");