public ActionResult TryLogin(AdministratorLoginViewModel model)
        {
            try
            {
                if (!ModelState.IsValid)
                {
                    return(View("Login", model));
                }

                Administrator administrator = null;

                using (IUnitOfWork uow = unitOfWorkFactory.Create(IsolationLevel.ReadCommitted))
                {
                    administrator = administratorService.TryLogin(model.Login, model.Password);

                    // если пользователь успешно аутентифицирован
                    if (administrator != null)
                    {
                        var administratorInfo = new UserInfo()
                        {
                            Id           = administrator.Id,
                            DisplayName  = administrator.DisplayName,
                            Login        = administrator.Login,
                            PasswordHash = administrator.PasswordHash
                        };

                        UserSession.CurrentAdministratorInfo = administratorInfo;
                        UserSession.AlreadyEntered           = true;

                        if (model.RememberMe == "1")
                        {
                            Cookies.Login        = administrator.Login;
                            Cookies.PasswordHash = administrator.PasswordHash;
                        }
                        else
                        {
                            Cookies.Login        = "";
                            Cookies.PasswordHash = "";
                        }
                        Cookies.SavePassword = (model.RememberMe == "1" ? true : false).ToString();
                    }
                    // иначе чистим куки
                    else
                    {
                        Cookies.SavePassword = false.ToString();
                        Cookies.Login        = "";
                        Cookies.PasswordHash = "";
                    }

                    return(Content(""));
                }
            }
            catch (Exception ex)
            {
                return(Content(ProcessException(ex)));
            }
        }
        public ActionResult Login()
        {
            // аутентифицированному пользователю тут делать нечего
            if (UserSession.CurrentAdministratorInfo != null)
            {
                return(new RedirectResult("~/Administrator/Home"));
            }

            var model = new AdministratorLoginViewModel()
            {
                RememberMe = "0"
            };

            return(View(model));
        }