/// <summary>
/// Checks the update via RSS.
/// </summary>
/// <param name="uri">The URI.</param>
private void CheckUpdateViaRss(Uri uri)
{
_updateList = new UpdateInfoList();
XmlDocument doc = new XmlDocument();
try {
Stream strm = GetRssStream(uri);
using ( strm ) {
doc.Load(strm);
}
} catch { throw; }
XmlNamespaceManager nsm = CreateXmlNamespaceManager(doc);
XmlNodeList updateInfoNodes = doc.SelectNodes(string.Format(Properties.Strings.UpdateInfoRootXPath, Properties.Strings.UpdateInfoNamespacePrefix), nsm);
// Console.WriteLine ( "{0} Update info items found", updateInfoNodes.Count );
foreach (XmlElement uie in updateInfoNodes)
{
try {
XmlParserContext xpc = new XmlParserContext(doc.NameTable, nsm, string.Empty, XmlSpace.Preserve);
XmlTextReader reader = new XmlTextReader(uie.OuterXml, XmlNodeType.Element, xpc);
XmlSerializer serializer = new XmlSerializer(typeof(UpdateInfo), nsm.LookupNamespace(Properties.Strings.UpdateInfoNamespacePrefix));
_updateList.Add(serializer.Deserialize(reader) as UpdateInfo);
} catch (Exception ex) {
Console.WriteLine(ex.ToString());
}
}
_updateList.Sort(new UpdateInfoVersionComparer());
if (_updateList.Count > 0)
{
UpdateInfo _updateInfo = UpdateInfoList[UpdateInfoList.GetLatestVersion( )];
foreach (UpdateFile uf in _updateInfo.Files)
{
if (uf.Version.CompareTo(this.Version) > 0)
{
_updatesAvailable = true;
}
}
if (_updatesAvailable || _updateInfo.Version.CompareTo(this.Version) > 0)
{
OnUpdateAvailable(new UpdatesAvailableEventArgs(_updateInfo.Version));
}
}
}
/// <summary>
/// Gets the updates.
/// </summary>
public void GetUpdates()
{
GetUpdates(UpdateInfoList.GetLatestVersion());
}