public UrlItem PopUrlItem(string url)
{
if (url.IndexOf(CALLED_AS_POPUP) != -1)
{
return(null);
}
int popupLevel = GetUrlPopupLevel(url);
if (referers.ContainsKey(popupLevel))
{
if (referers[popupLevel].Count > 0)
{
UrlItem i = referers[popupLevel].Pop();
return(i);
}
}
return(null);
}
public string GetRefererUrl(string url)
{
if (url.IndexOf(CALLED_AS_POPUP) != -1)
{
return("");
}
int popupLevel = GetUrlPopupLevel(url);
if (referers.ContainsKey(popupLevel))
{
if (referers[popupLevel].Count > 1)
{
UrlItem i = referers[popupLevel].Pop();
string referer = ((UrlItem)referers[popupLevel].Peek()).url;
referers[popupLevel].Push(i);
return(referer);
}
}
return("");
}
public void PushUrl(string url, bool fromRedirect)
{
if (url.IndexOf(CALLED_AS_POPUP) != -1)
{
return;
}
int popupLevel = GetUrlPopupLevel(url);
UrlItem urlItem = new UrlItem();
urlItem.redirect = fromRedirect;
urlItem.url = url;
if (!referers.ContainsKey(popupLevel))
{
Stack <UrlItem> stack = new Stack <UrlItem>();
referers.Add(popupLevel, stack);
stack.Push(urlItem);
}
else
{
referers[popupLevel].Push(urlItem);
}
}
