/// <summary>
 /// 保存post数据
 /// </summary>
 /// <param name="context"></param>
 public void SavePosts(HttpContext context)
 {
     ZwJson zwJson = new ZwJson();
     PostsService postsService = new PostsService(_session);
     UserService userService = new UserService(_session);
     var title = context.Request.Params["title"];
     var khtml = context.Request.Params["khtml"];
     var name = context.Session["UserName"];
     if (name != null)
     {
         var data = userService.FindByName(name.ToString());
         postsService.Save(new Posts()
         {
             Id = Guid.NewGuid().ToString(),
             Contents = khtml,
             CreateDt = DateTime.Now,
             Title = title,
             ViewCount = 0,
             ReplyCount = 0,
             User = data[0]
         });
         zwJson.IsSuccess = true;
         zwJson.JsExecuteMethod = "ajax_SavePosts";
     }
     else
     {
         zwJson.IsSuccess = false;
         zwJson.Msg = "请先登录!";
     }
     context.Response.Write(_jss.Serialize(zwJson));
 }