protected override IHttpHandler GetHttpHandler(RequestContext requestContext)
{
//Dont redirect for Post action, as we may loose the form data
if (requestContext.HttpContext.Request.HttpMethod == HttpMethod.Post.ToString())
{
return base.GetHttpHandler(requestContext);
}
//Get current unique id from RouteData
var guidString = Convert.ToString(requestContext.RouteData.Values["tabid"]);
//if true, then construct new url with tab id
if (!string.IsNullOrEmpty(guidString))
{
//create new guid
guidString = ShortGuid.NewGuid().ToString();
//construct redirect url
string rootUrl = requestContext.AbsoluteUriBeforeRoute();
string controller = Convert.ToString(requestContext.RouteData.Values["controller"]);
string action = Convert.ToString(requestContext.RouteData.Values["action"]);
string id = Convert.ToString(requestContext.RouteData.Values["id"]);
string queryString = requestContext.HttpContext.Request.Url.Query;
string url = $"{rootUrl}/t/{guidString}";
bool skipToQueryString = false;
if (controller.Equals("Main", StringComparison.OrdinalIgnoreCase) &&
action.Equals("Index", StringComparison.OrdinalIgnoreCase))
{
skipToQueryString = true;
}
if(!skipToQueryString)
{
url += $"/{controller}";
if (!action.Equals("Index", StringComparison.OrdinalIgnoreCase))
{
url += $"/{action}";
}
}
if (!string.IsNullOrWhiteSpace(id))
{
url += $"/{id}";
}
url += queryString;
//redirect permanantly to unique tab url
requestContext.HttpContext.Response.Redirect(url, true);
}
return base.GetHttpHandler(requestContext);
}
