Ajax中参数带有html格式的 传入后台保存【一】

因业务需求  要讲如下编辑器中带有样式的数据传入数据库保存

第一种方法  json格式传入

   $(".privilegezn_page .btn_ok").click(function () {
         if (editor.html() == "")
         {
            alert("优惠使用指南内容不能为空")
         } else {
             var str = HTMLEncode(editor.html());
             console.log(str);
                 if (($("select")).length > 0) {
                     var hotelid = $("#hotel option:selected").attr("value");
                 } else {
                     var hotelid = $("#hotelid").val();
                 }
                 var cz = $("#xg").val();//操作名id
                 var gnbh = $("#gnbh").val();
                 var obj = new Object();
                 obj.text = str;
                 obj.xgid = hotelid;

 function HTMLEncode(text){
 text = text.replace(/&/g, "&") ;
 text = text.replace(/</g, "'<'") ;
 text = text.replace(/>/g, "'>'") ;
 return text;
 }

                 obj.gnbh = gnbh;
                 obj.cz = cz;
                 console.log(JSON.stringify(obj));
                 $.ajax({
                     type: "POST",
                     url: "/Business/yhsyznxg",
                     data:{json:JSON.stringify(obj)},
                     success: function (data) {
                         var f = $.parseJSON(data);
                         if (f.yz1) {
                             alert("添加成功!");
                             if ($("#yhsyzncx").length > 0) {
                                 $("#yhsyzncx").trigger("click");
                             } else {
                                 location.replace(location.href);
                             }
                         }
                         else if (f.yz1 == false) {
                             alert("添加失败!");
                             location.replace(location.href);
                         }
                         if (f.yz2) {
                             alert("修改成功!");
                             if ($("#yhsyzncx").length > 0) {
                                 $("#yhsyzncx").trigger("click");
                             } else {
                                 location.replace(location.href);
                             }
                         }
                         else if (f.yz2 == false) {
                             alert("修改失败!");
                             location.replace(location.href);
                         }
                     }
                 });
            }
     })

后台页面：

  //优惠使用指南
         [HttpPost]
         public ActionResult yhsyznxg(string json)
         {
             JObject l = (JObject)JsonConvert.DeserializeObject(json);
             //数据库为空则添加
             int xgid = (int)l["xgid"];
             int gnbh = (int)l["gnbh"];
             int cz = (int)l["cz"];
             string text = (string)l["text"];
             string str = text.Replace("'<'", "<");   //解码去除 html中<  >
             string str1 = str.Replace("'>'", ">");
             var cx = db.yhsyzn.FirstOrDefault(u => u.hotelid == xgid);
             JObject array = new JObject();
             if (cx != null) //修改
             {
                 if (Session["yhid"] != null)
                 {
                     int id = (int)Session["yhid"];

                     bool pd = qxyz.czyz(id, gnbh, cz); //为什么还要查询一遍权限
                     if (pd)
                     {
                         yhsyzn a = db.yhsyzn.FirstOrDefault(u => u.hotelid == xgid);//查询到对应id
                         a.text = str1;
                         db.Entry(a).State = System.Data.Entity.EntityState.Modified;  //什么更新？？？
                         db.SaveChanges();
                         array["yz2"] = true;
                     }
                     else
                     {
                         array["yz2"] = false;
                     }
                 }
                 else
                 {
                     array["yz2"] = false;
                 }
             }
             else //添加
             {
                 if (Session["yhid"] != null)
                 {
                     int id = (int)Session["yhid"];
                     bool pd = qxyz.czyz(id, gnbh, cz); //为什么还要查询一遍权限
                     if (pd)
                     {
                         yhsyzn a = new yhsyzn();
                             a.hotelid = xgid;
                             a.text = text;
                             db.yhsyzn.Add(a);
                             db.SaveChanges();
                             array["yz1"] = true;
                     }
                     else
                     {
                         array["yz1"] = false;
                     }
                 }
             }
             return Content(array.ToString());
         }