public RSSReader()
{
rssChannel = new RssChannel();
imageChanel = new ImageOfChanel();
}
// parses the rss file
void readFeed(XmlDocument doc)
{
// make sure its a valid rss document
XmlNodeList elements = doc.GetElementsByTagName ("rss");
if (elements.Count == 0)
{
elements = doc.GetElementsByTagName ("rdf");
if (elements.Count == 0)
return;
}
// get the rss version
string rss_version = elements [0].Attributes ["version"].Value;
switch (rss_version)
{
case "0.90":
version = RssVersion.RSS090;
break;
case "0.91":
version = RssVersion.RSS091;
break;
case "0.92":
version = RssVersion.RSS092;
break;
case "1.0":
version = RssVersion.RSS10;
break;
case "2.0":
version = RssVersion.RSS20;
break;
default:
version = RssVersion.NotSupported;
break;
}
// get the channels
elements = doc.GetElementsByTagName ("channel");
if (elements.Count == 0)
return;
channel = new RssChannel (elements [0].ChildNodes);
}