public ActionResult savejurisdiction(int userid, bool isenable, int tid)
 {
     UsersDAL dal = new UsersDAL();
     JurisdictionDAL jdal = new JurisdictionDAL();
     try
     {
         UsersModel users = dal.QuerySingle(" id=" + userid);
         if (users == null)
             return Content(false.ToResult("用户错误").ToJsonString());
         JurisdictionModel model = jdal.QuerySingle(" id=" + tid);
         if (model == null)
             return Content(false.ToResult("权限项错误").ToJsonString());
         List<string> liststrs = users.Jurisdiction.Split(',').ToList();
         if (liststrs.Any(c => c == tid.ToString()))
                 liststrs.Remove(tid.ToString());
         if (isenable)
         {
             liststrs.Add(tid.ToString());
         }
         liststrs.Remove("");
         users.Jurisdiction = string.Join(",", liststrs.ToArray());
         dal.UpdateSQL(users);
         return Content(true.ToResult().ToJsonString());
     }
     catch (Exception ex)
     {
         Log.Default.Error(ex);
         return Content(false.ToResult("网络错误,请稍后重试").ToJsonString());
     }
 }