//
// GET: /Redirect/
public ActionResult Index(String id)
{
// If "id" is null, probably user tried to visit the root of the domain, in which case
// redirect them to the domain where you would have a landing page
if(String.IsNullOrEmpty(id))
Response.Redirect("");
//1. Lookup the key from the cache or Store
Object urlObj = _Cache.Get(id);
if (urlObj == null)
{
UrlMap map = _UrlMapDS.FindByShortUrlKey(id);
if (map == null)
{
return new HttpNotFoundResult();
}
_Cache.Put(id, map.OriginalUrl);
urlObj = map.OriginalUrl;
}
//Send a message to the Queue so we can track the request
UrlRedirectMessage message = new UrlRedirectMessage
{
UrlKey=id,
ActualUrl = urlObj.ToString(),
AcceptLanguage = HttpContext.Request.Headers["Accept-Language"],
VisitorIP = HttpContext.Request.UserHostAddress,
UserAgent = HttpContext.Request.UserAgent,
Referer = HttpContext.Request.UrlReferrer != null ? HttpContext.Request.UrlReferrer.ToString() : String.Empty
};
_UrlTrackerDS.SendUrlVisitedMessage(message);
//Finally redirect
return Redirect(urlObj.ToString());
}
public void SendUrlVisitedMessage(UrlRedirectMessage message)
{
_TrackerQueue.AddMessage(message);
}
