public RSSChannel(string url, Regex Transform, string BaseDownload)
{
_itemList = new RSSItemList();
_url = url;
_transform = Transform;
_basedllink = BaseDownload;
}
public RSSChannel(string url)
{
_itemList = new RSSItemList();
_url = url;
}
static internal void Parse(ref IRSSChannel channel, Stream stream, string url, Regex ToTransform, string baseDownload)
{
RSSItemList rssl = new RSSItemList();
//channel.Reset();
XmlDocument xmlDoc = new XmlDocument();
xmlDoc.Load(stream);
XmlNode node = xmlDoc.SelectSingleNode("/rss/channel/title");
channel.Title = (node != null ? node.InnerText : "");
node = xmlDoc.SelectSingleNode("/rss/channel/link");
channel.Link = (node != null ? node.InnerText : "");
node = xmlDoc.SelectSingleNode("/rss/channel/description");
channel.Description = (node != null ? node.InnerText : "");
node = xmlDoc.SelectSingleNode("/rss/channel/language");
channel.Language = (node != null ? node.InnerText : "");
XmlNodeList nodes = xmlDoc.SelectNodes("/rss/channel/item");
foreach (XmlNode n in nodes)
{
RSSItem item = new RSSItem();
node = n.SelectSingleNode("title");
item.Title = (node != null ? node.InnerText : "");
node = n.SelectSingleNode("link");
if (node != null)
{
string link = node.InnerText;
Match match = ToTransform.Match(link);
string ID = match.Groups["TID"].Value;
if (baseDownload.EndsWith("/"))
{
item.Link = baseDownload + ID;
}
else
{
item.Link = baseDownload + "/" + ID;
}
}
node = n.SelectSingleNode("description");
item.Description = (node != null ? node.InnerText : "");
node = n.SelectSingleNode("author");
item.Author = (node != null ? node.InnerText : "");
node = n.SelectSingleNode("category");
item.Category = (node != null ? node.InnerText : "");
node = n.SelectSingleNode("comments");
item.Commments = (node != null ? node.InnerText : "");
node = n.SelectSingleNode("enclosure");
item.Enclosure = (node != null ? node.InnerText : "");
node = n.SelectSingleNode("guid");
item.Guid = (node != null ? node.InnerText : "");
node = n.SelectSingleNode("pubDate");
if (node == null)
{
item.PublishDate = new DateTime(0);
}
else
{
item.PublishDate = Convert.ToDateTime(node.InnerText).ToUniversalTime() + DateTimeOffset.Now.Offset;
//ыtring RFC822 = "ddd, dd MMM yyyy HH:mm:ss zzz";
//item.PublishDate = DateTime.ParseExact(node.InnerText, RFC822,DateTimeFormatInfo.InvariantInfo,DateTimeStyles.None);
}
node = n.SelectSingleNode("source");
item.Source = (node != null ? node.InnerText : "");
rssl.Add(item);
}
channel.Items = rssl;
}
public void Reset()
{
_title = _language = _description = _link = "";
_updated = new DateTime(0);
_itemList = new RSSItemList();
}
static internal void ParseAtom(ref IRSSChannel channel, Stream stream, string url)
{
RSSItemList rssl = new RSSItemList();
//channel.Reset();
XmlDocument xmlDoc = new XmlDocument();
XmlNamespaceManager nsmgr = new XmlNamespaceManager(xmlDoc.NameTable);
nsmgr.AddNamespace("atom", "http://www.w3.org/2005/Atom");
xmlDoc.Load(stream);
XmlNode node = xmlDoc.SelectSingleNode("/atom:feed/atom:title", nsmgr);
channel.Title = (node != null ? node.InnerText : "");
node = xmlDoc.SelectSingleNode("/atom:feed/atom:link", nsmgr);
channel.Link = (node != null ? node.InnerText : "");
node = xmlDoc.SelectSingleNode("/atom:feed/atom:subtitle", nsmgr);
channel.Description = (node != null ? node.InnerText : "");
channel.Language = null;
XmlNodeList nodes = xmlDoc.SelectNodes("/atom:feed/atom:entry", nsmgr);
foreach (XmlNode n in nodes)
{
RSSItem item = new RSSItem();
node = n.SelectSingleNode("atom:title", nsmgr);
item.Title = (node != null ? node.InnerText : "");
node = n.SelectSingleNode("atom:link", nsmgr);
item.Link = (node != null ? node.InnerText : "");
node = n.SelectSingleNode("atom:summary", nsmgr);
item.Description = (node != null ? node.InnerText : "");
node = n.SelectSingleNode("atom:author", nsmgr);
item.Author = (node != null ? node.InnerText : "");
node = n.SelectSingleNode("atom:category", nsmgr);
item.Category = (node != null ? node.InnerText : "");
item.Commments = null;
item.Enclosure = null;
node = n.SelectSingleNode("atom:id", nsmgr);
item.Guid = (node != null ? node.InnerText : "");
node = n.SelectSingleNode("atom:updated", nsmgr);
if (node == null)
{
item.PublishDate = new DateTime(0);
}
else
{
item.PublishDate = XmlConvert.ToDateTime(node.InnerText).ToUniversalTime() + DateTimeOffset.Now.Offset;
//string RFC3339 = "ddd, dd MMM yyyy HH:mm:ss zzz"; "yyyy-MM-ddTHH:mm:ss+00:00"
//item.PublishDate = DateTime.ParseExact(node.InnerText, RFC3339,
// DateTimeFormatInfo.InvariantInfo,
// DateTimeStyles.None);
}
node = n.SelectSingleNode("atom:source", nsmgr);
item.Source = (node != null ? node.InnerText : "");
rssl.Add(item);
}
channel.Items = rssl;
}