public ActionResult Create(TariffModel model) { IUser currentUser = Authorization.GetAuthroizedUser(); if ( currentUser == null ) return Redirect( "/" ); if ( currentUser.IsSuperuser() ) { try { if ( ModelState.IsValid ) { model.Insert( model ); return RedirectToAction( "Index" ); } } catch { return View( model ); } } return View( model ); }