public ActionResult Login(string phone, string password)
        {
            account_admin admin = entity.account_admin.FirstOrDefault(p => p.phone == phone);

            if (admin != null && DESTool.Encrypt(password) == admin.password)
            {
                if (admin.enable == true)
                {
                    HttpContext.Session["tpadmin"] = admin;
                    return(Json(true, JsonRequestBehavior.AllowGet));
                }
                else
                {
                    return(Json("账号已被停用", JsonRequestBehavior.AllowGet));
                }
            }
            return(Json("账号或密码错误", JsonRequestBehavior.AllowGet));
        }
        protected override bool AuthorizeCore(HttpContextBase httpContext)
        {
            account_admin admin = AdminManager.GetAdmin();

            if (admin == null)
            {
                return(false);
            }
            else
            {
                if (admin.enable == false)
                {
                    return(false);
                }
                else
                {
                    return(true);
                }
            }
        }