public ActionResult CheckLogin(string username, string password, string code) { string ss = Md5.GetMD5(code.ToLower()); try { if (SessionHelper.GetSession(SessionKey.session_verifycode.ToString()) == string.Empty || Md5.GetMD5(code.ToLower()) != SessionHelper.GetSession(SessionKey.session_verifycode.ToString())) { string dds = SessionHelper.GetSession(SessionKey.session_verifycode.ToString()); string dd = Session[SessionKey.session_verifycode.ToString()].ToString(); throw new Exception("验证码错误,请重新输入"); } LoginInputDto inputDto = new LoginInputDto(username, Md5.GetMD5(password)); UserDto userDto = _sysUser.CheckLogin(inputDto); if (userDto != null) { UserInfo info = new UserInfo(); info.UserID = userDto.Id; info.UserName = userDto.UserName; FormsAuthenticationTicket authTicket = new FormsAuthenticationTicket (1, JsonConvert.SerializeObject(info), DateTime.Now, DateTime.Now.AddMinutes(20), true, "role"); string encryptedTicket = FormsAuthentication.Encrypt(authTicket); HttpCookie authCookie = new HttpCookie(FormsAuthentication.FormsCookieName, encryptedTicket); System.Web.HttpContext.Current.Response.Cookies.Add(authCookie); } return(Json(new AjaxResult { state = ResultType.success.ToString(), message = "登录成功。" })); } catch (Exception ex) { return(Json(new AjaxResult { state = ResultType.error.ToString(), message = ex.Message })); } }