public ActionResult NotFound()
{
var errorController = new ErrorController();
if (errorController != null)
{
return errorController.Http404(new Exception("Page Not Found"));
}
return null;
}
protected void Application_Error(object sender, EventArgs e)
{
Exception exception = Server.GetLastError();
Response.Clear();
HttpException httpException = exception as HttpException;
RouteData routeData = new RouteData();
routeData.DataTokens.Add("namespaces", new[] { typeof(ErrorController).Namespace });
routeData.DataTokens.Add("area", "Error");
routeData.Values.Add("controller", "Error");
if (httpException == null)
{
routeData.Values.Add("action", "Exception");
}
else //It's an Http Exception, Let's handle it.
{
switch (httpException.GetHttpCode())
{
case 401:
// Unauthorized.
routeData.Values.Add("action", "Http401");
break;
case 403:
// Forbidden.
routeData.Values.Add("action", "Http403");
break;
case 404:
// Page not found.
routeData.Values.Add("action", "Http404");
break;
case 500:
// Server error.
routeData.Values.Add("action", "Http500");
break;
// Here you can handle Views to other error codes.
// I choose a General error template
default:
routeData.Values.Add("action", "General");
break;
}
}
// Pass exception details to the target error View.
routeData.Values.Add("exception", exception);
// Clear the error on server.
Server.ClearError();
// Avoid IIS7 getting in the middle
Response.TrySkipIisCustomErrors = true;
// If it is an Ajax request, we should respond with Json data, otherwise redirect
if (new HttpRequestWrapper(Request).IsAjaxRequest())
{
string jsonResult = string.Empty;
if (httpException == null)
{
jsonResult = Json.Encode(new { error = new { type = "Exception", message = exception.GetFullMessage(true) } });
}
else
{
jsonResult = Json.Encode(new { error = new { type = "Http", statuscode = httpException.GetHttpCode(), message = exception.GetFullMessage(true) } });
}
Response.Write(jsonResult);
}
else
{
// Call target Controller and pass the routeData.
IController errorController = new ErrorController();
errorController.Execute(new RequestContext(
new HttpContextWrapper(Context), routeData));
}
}
protected void HandleInvalidAuthRequest(AuthorizationContext filterContext)
{
// auth failed, redirect to login page
var request = filterContext.HttpContext.Request;
string redirectUrl = (request.Url != null) ? filterContext.HttpContext.Request.Url.AbsoluteUri.ToString() : string.Empty;
var errorController = new ErrorController();
if (errorController != null)
{
filterContext.Result = errorController.Http403(new Exception("Not Authorized"));
return;
}
filterContext.Result = new HttpUnauthorizedResult();
}