public TransitFeedItem(DBlog.Data.FeedItem o)
: base(o.Id)
{
Link = o.Link;
Title = o.Title;
Description = o.Description;
FeedId = o.Feed.Id;
}
public FeedItemTest()
{
FeedTest feed = new FeedTest();
AddDependentObject(feed);
mFeedItem = new FeedItem();
mFeedItem.Description = Guid.NewGuid().ToString();
mFeedItem.Feed = feed.Feed;
mFeedItem.Link = Guid.NewGuid().ToString();
mFeedItem.Title = Guid.NewGuid().ToString();
}
protected override int UpdateFeedItems(ISession session)
{
int result = 0;
if (! string.IsNullOrEmpty(mFeed.Xsl))
{
StringBuilder TransformedString = new StringBuilder();
XslCompiledTransform FeedXsl = new XslCompiledTransform();
FeedXsl.Load(new XmlTextReader(new StringReader(mFeed.Xsl)), null, null);
StringWriter StringWriter = new StringWriter(TransformedString);
XmlTextWriter TextWriter = new XmlTextWriter(StringWriter);
FeedXsl.Transform(new XmlNodeReader(XmlFeed.DocumentElement), TextWriter);
XmlFeed.LoadXml(TransformedString.ToString());
}
XmlNodeList FeedXmlItems = XmlFeed.SelectNodes("descendant::channel/item");
List<FeedItem> updated = new List<FeedItem>();
foreach (XmlNode XmlNodeItem in FeedXmlItems)
{
XmlNode xmlLink = XmlNodeItem.SelectSingleNode("link");
string link = (xmlLink != null) ? xmlLink.InnerText : null;
FeedItem current = null;
if (!string.IsNullOrEmpty(link))
{
for (int i = 0; i < mFeed.FeedItems.Count; i++)
{
FeedItem item = (FeedItem)mFeed.FeedItems[i];
if (item.Link == link)
{
current = item;
updated.Add(item);
mFeed.FeedItems.RemoveAt(i);
break;
}
}
}
if (current == null)
{
result++;
current = new FeedItem();
current.Feed = mFeed;
current.Link = link;
}
XmlNode xmlDescription = XmlNodeItem.SelectSingleNode("description");
current.Description = (xmlDescription != null) ? xmlDescription.InnerText : null;
XmlNode xmlTitle = XmlNodeItem.SelectSingleNode("title");
current.Title = (xmlTitle != null) ? xmlTitle.InnerText : null;
session.Save(current);
}
foreach (FeedItem item in mFeed.FeedItems)
{
session.Delete(item);
}
mFeed.FeedItems = updated;
return result;
}
