Asp.Mvc 2.0用户登录实例讲解---(4)服务器端验证(19)

        /// <returns></returns>
        [HttpPost]
        public ActionResult Register(Models.RegisterModel model)
        {
            if (ModelState.IsValid)
            {
                //验证通过
                bool result = false;
                if (!new Models.SqlHelper().ExistUser(model))
                {
                    result = new Models.SqlHelper().AddUser(model);
                }

                if (result)
                {
                    //添加成功转向主页
                    FormsService.SignIn(model.UserName, false);
                    return RedirectToAction("index");
                }
                else
                {
                    //返回注册页面
                    ViewData["msg"] = "添加用户失败";
                    return View(model);
                }

            }
            else
            {
                //验证不通过