protected virtual AdvancedRedirect FindMapping(string requestedPath)
{
AdvancedRedirect redirectMapping = null;
List <AdvancedRedirect> .Enumerator enumerator = this.MappingsMap.GetEnumerator();
try
{
while (enumerator.MoveNext())
{
AdvancedRedirect current = enumerator.Current;
//if the map entry key is regex
if (IsValidRegex(current.Source))
{
//if the current regex does not match the requested path, skip
if (!Regex.IsMatch(requestedPath, current.Source))
{
continue;
}
}
//if the map entry key path does not equal the request path, skip
else if (current.Source != requestedPath)
{
continue;
}
redirectMapping = current;
return(redirectMapping);
}
}
finally
{
((IDisposable)enumerator).Dispose();
}
return(redirectMapping);
}
public override void ProcessRequest(HttpRequestArgs args)
{
//Get the site redirect settings if they exist
var siteLevel = SiteLevelConfigMapping;
//if site redirect settings exist
if (siteLevel != null)
{
var current = HttpContext.Current;
if (current != null && siteLevel.RedirectToHttpsAlways)
{
if (!current.Request.IsSecureConnection)
{
var url = current.Request.Url.AbsoluteUri;
if (url.StartsWith("http:"))
{
url = "https" + url.Remove(0, 4);
this.Redirect301(current.Response, url);
}
}
}
if (siteLevel.AddWwwPrefix)
{
var url = current.Request.Url.AbsoluteUri;
var urlVal = url.Substring(url.IndexOf("//") + 2);
if (!urlVal.StartsWith("www."))
{
url = (url.Substring(0, url.IndexOf("//") + 2)) + "www." + urlVal;
this.Redirect301(current.Response, url);
}
}
}
//get the requested path as a sitecore path relative to the lowest known item
string path = Context.Request.FilePath;
//check cache for previously resolved path
AdvancedRedirect resolvedMapping = this.GetResolvedMapping(path);
if (resolvedMapping == null)
{
//if not cached, generate mapping now
resolvedMapping = this.FindMapping(path);
}
if (resolvedMapping != null)
{
var dictionaryitem = GetCache <Dictionary <string, AdvancedRedirect> >(ResolvedAdvancedRedirectPrefix)
?? new Dictionary <string, AdvancedRedirect>();
dictionaryitem[path] = resolvedMapping;
SetCache(ResolvedAdvancedRedirectPrefix, dictionaryitem);
}
if (resolvedMapping != null && HttpContext.Current != null)
{
if (!resolvedMapping.Target.IsNullOrEmpty())
{
if (resolvedMapping.RedirectType == RedirectType.Redirect301)
{
this.Redirect301(HttpContext.Current.Response, resolvedMapping.Target);
}
else if (resolvedMapping.RedirectType == RedirectType.Redirect302)
{
HttpContext.Current.Response.Redirect(resolvedMapping.Target, true);
}
else if (resolvedMapping.RedirectType == RedirectType.ServerTransfer)
{
HttpContext.Current.Server.TransferRequest(resolvedMapping.Target);
}
//default to 302
else
{
HttpContext.Current.Response.Redirect(resolvedMapping.Target, true);
}
args.AbortPipeline();
}
}
}
