private string AddData(HttpContext context)
        {
            string    data    = context.Request["model"];
            Staffs    model   = JsonConvert.DeserializeObject <Staffs>(data);
            StaffsBLL bll     = new StaffsBLL();
            int       success = 1;
            string    msg     = "";

            if (model.Id == 0)
            {
                if (bll.GetCount(" and UserName='******' ") > 0)
                {
                    msg = "账号已存在!";
                }
                else
                {
                    model.UserPwd = "888888";
                    if (bll.Add(model))
                    {
                        success = 0;
                        msg     = "添加成功";
                    }
                    else
                    {
                        msg = "添加失败";
                    }
                }
            }
            else
            {
                if (bll.Update(model))
                {
                    success = 0;
                    msg     = "Success";
                }
                else
                {
                    msg = "修改失败";
                }
            }

            return(JsonConvert.SerializeObject(new
            {
                success = success,
                msg = msg
            }));
        }
        private string UpdateUserMsg(HttpContext context)
        {
            string realName = context.Request["realName"];

            Staffs model = new Staffs();

            if (context.User != null)
            {
                StaffsBLL bll = new StaffsBLL();
                model = ((FormsPrincipal)context.User).UserData;
                model = bll.GetModel(model.Id);

                model.StaffName = realName;

                if (bll.Update(model))
                {
                    return(JsonConvert.SerializeObject(new
                    {
                        success = 0,
                        msg = "修改成功"
                    }));
                }
                else
                {
                    return(JsonConvert.SerializeObject(new
                    {
                        success = 1,
                        msg = "修改失败"
                    }));
                }
            }
            else
            {
                return(JsonConvert.SerializeObject(new
                {
                    success = 2,
                    msg = "用户未登录"
                }));
            }
        }