public ActionResult Index()
        {
            AppWebHelper         hlp   = new AppWebHelper(HttpContext.Request.QueryString[Constants.SPAppWebUrl] as string);
            List <GlobalSetting> model = hlp.GetGlobalSettings();

            return(View(model));
        }
 public ActionResult Edit(int id, FormCollection collection)
 {
     try
     {
         AppWebHelper hlp = new AppWebHelper(
             HttpContext.Request.QueryString[Constants.SPAppWebUrl] as string);
         hlp.UpdateGlobalSetting(id, collection["key"], collection["value"]);
         AutoTaggingHelper.GlobalConfigNeedsRefresh = true;
         return(View("Index", hlp.GetGlobalSettings()));
     }
     catch (Exception ex)
     {
         LogHelper.Log(ex.Message + ex.StackTrace, LogSeverity.Error);
         throw;
     }
 }