protected override void OnActionExecuting(ActionExecutingContext filterContext)
        {
            moduleId = filterContext.GetPluginSymbolicName();
            if (!string.IsNullOrWhiteSpace(LCL.LEnvironment.Principal.Identity.Name)
                && LCL.LEnvironment.Principal.Identity.Name.Length > 1)
            {

            }
            else
            {
                string loginUrl = FormsAuthentication.LoginUrl;
                filterContext.HttpContext.Response.Redirect(loginUrl, true);
            }
            base.OnActionExecuting(filterContext);
        }