Common filtering attribute classes in ASP. Net MVC

1         /// <summary>2     /// 3     /// </summary>4      Public classAjaxonlyattribute:actionfilterattribute5     {6         /// <summary>7         ///called by the ASP. NET MVC Framework before the action method executes.8         /// </summary>9         /// <param name= "Filtercontext" >The filter context.</param>Ten          Public Override voidonactionexecuting (actionexecutingcontext filtercontext) One         { A             if(!filterContext.HttpContext.Request.IsAjaxRequest ()) -             { -Filtercontext.result =NewContentresult () {Content ="only Ajax method calls are supported. ", contentencoding = Encoding.UTF8, ContentType ="text/html" }; the                 //new Httpnotfoundresult (); -             } -             Base. OnActionExecuting (filtercontext); -}

only allow calls through Ajax

1         /// <summary>2     ///Customizing template pages3     /// </summary>4      Public classLayoutattribute:actionfilterattribute5     {6         Private ReadOnly string_mastername;7          PublicLayoutattribute (stringmastername)8         {9_mastername =Mastername;Ten         } One         /// <summary> A         ///execution after page rendering finishes -         /// </summary> -         /// <param name= "Filtercontext" ></param> the          Public Override voidonactionexecuted (actionexecutedcontext filtercontext) -         { -             Base. OnActionExecuted (filtercontext); -             varresult = Filtercontext.result asViewResult; +             if(Result! =NULL) -             { +Result. Mastername =_mastername; A             } at         } -}

set up a common motherboard page

1         /// <summary>2     ///Page Title3     /// </summary>4      Public classPagetitleattribute:actionfilterattribute5     {6         Private ReadOnly string_pagetitle;7          PublicPagetitleattribute (stringpagetitle)8         {9_pagetitle =PageTitle;Ten         } One         /// <summary> A         ///execution after page rendering finishes -         /// </summary> -         /// <param name= "Filtercontext" ></param> the          Public Override voidonactionexecuted (actionexecutedcontext filtercontext) -         { -             Base. OnActionExecuted (filtercontext); -             varresult = Filtercontext.result asViewResult; +             if(Result! =NULL) -             { +Result. Viewbag.title =_pagetitle; A             } at         } -}

Set the action page title

1[AttributeUsage (AttributeTargets.Class | AttributeTargets.Method, AllowMultiple =false)]2      Public classAuthorizefilterattribute:actionfilterattribute3     {4         //called by the ASP. OnActionExecuted after executing the action method. 5         //called by the ASP. OnActionExecuting before executing the action method. 6         //called by the ASP. Onresultexecuted after executing the result of the operation. 7         //Onresultexecuting is called by the ASP. NET before executing the result of the operation. 8          Public Override voidonactionexecuting (actionexecutingcontext filtercontext)9         {Ten             //dosomething (); One         } A}

Set Page access validation

Common filtering attribute classes in ASP. Net MVC