protected void DoPage()
{
NewsletterManager manager = new NewsletterManager(TheFederation, TheLinkMaker, null, null, null);
AbsoluteTopicName newsletter = Newsletter;
DateTime since;
string headInsert = null;
string description = null;
string newsletterName = null;
string newsletterLink = null;
IEnumerable topics = null;
string homeNamespace = null;
if (newsletter != null)
{
description = manager.GetDescriptionForNewsletter(newsletter);
since = manager.GetLastUpdateForNewsletter(newsletter);
newsletterName = newsletter.Name;
newsletterLink = TheLinkMaker.LinkToTopic(newsletter);
topics = manager.AllTopicsForNewsletter(newsletter);
homeNamespace = newsletter.Namespace;
}
else
{
since = DateTime.Now;
since = since.Subtract(new TimeSpan(24, 0, 0));
// Arbitrary newsletter
ArrayList al = new ArrayList();
al.Add(new AbsoluteTopicName("Microsoft.Projects.Wiki.HomePage"));
al.Add(new AbsoluteTopicName("Microsoft.Projects.Wiki.SecondPage"));
topics = al;
homeNamespace = TheFederation.DefaultNamespace;
}
since = since.Subtract(new TimeSpan(24, 0, 0));
headInsert = InsertStylesheetReferences();
string html = manager.BuildArbitraryNewsletter(newsletterName, newsletterLink, topics, since, headInsert, description, homeNamespace);
Response.Write(html);
}
void NewsletterFeed(string newsletterName, XmlTextWriter newsletter)
{
NewsletterManager nm = new NewsletterManager(TheFederation, TheLinkMaker);
TopicInfo info = TheFederation.GetTopicInfo(newsletterName);
if (!info.Exists)
{
throw new Exception("Newsletter " + newsletterName + " does not exist.");
}
if (!info.HasProperty("Topics"))
{
throw new Exception("Topic " + newsletterName + " is not a newsletter; no Topics property defined.");
}
string desc = info.GetProperty("Description");
if (desc == null)
{
desc = "";
}
newsletter.WriteStartDocument();
newsletter.WriteStartElement("rss");
newsletter.WriteAttributeString("version", "2.0");
newsletter.WriteStartElement("channel");
newsletter.WriteElementString("title", newsletterName);
newsletter.WriteElementString("description", desc);
Uri link = new Uri(TheLinkMaker.LinkToTopic(info.Fullname, true), false);
newsletter.WriteElementString("link", link.AbsoluteUri);
DateTime last = DateTime.MinValue;
foreach (AbsoluteTopicName topic in nm.AllTopicsForNewsletter(info.Fullname))
{
FormatRSSItem(topic, newsletter);
TopicInfo each = new TopicInfo(TheFederation, topic);
DateTime lm = each.LastModified;
if (lm > last)
{
last = lm;
}
}
newsletter.WriteElementString("lastBuildDate", last.ToUniversalTime().ToString("r"));
newsletter.WriteEndElement();
newsletter.WriteEndElement();
}