public AtomEntryBase Read(XmlReader reader)
{
if (reader == null)
throw new ArgumentNullException("reader");
AtomEntryBase entry = null;
while (reader.Read())
{
if (reader.NodeType == XmlNodeType.Element && reader.Name.Equals("entry"))
{
entry = new AtomEntry();
VisitEntryElement(reader, entry as AtomEntry);
}
if (reader.NodeType == XmlNodeType.Element && reader.Name.Equals("feed"))
{
entry = new AtomFeed();
VisitFeedElement(reader, entry as AtomFeed);
}
}
return entry;
}
private static void VisitContentElement(XmlReader reader, AtomEntry entry)
{
Uri uri;
Uri.TryCreate(reader.GetAttribute("src"), UriKind.Absolute, out uri);
var content = new AtomContent
{
Type = reader.GetAttribute("type"),
Src = uri
};
entry.AddContent(content);
if (reader.IsEmptyElement)
return;
while (reader.Read())
{
if (reader.Name.Equals("content") && reader.NodeType == XmlNodeType.EndElement)
break;
if (reader.NodeType == XmlNodeType.Text)
entry.Content.Value = reader.Value;
}
}
internal void AddEntry(AtomEntry entry)
{
_entries.Add(entry);
}
private static void VisitSourceElement(XmlReader reader, AtomEntry entry)
{
if (reader.IsEmptyElement)
return;
var source = new AtomFeedBase();
while (reader.Read())
{
if (reader.Name.Equals("source") && reader.NodeType == XmlNodeType.EndElement)
break;
TryReadCommonProperties(reader, source);
}
entry.AddSource(source);
}
private static void VisitEntryElement(XmlReader reader, AtomEntry entry)
{
if (reader.IsEmptyElement)
return;
while (reader.Read())
{
if (reader.Name.Equals("entry") && reader.NodeType == XmlNodeType.EndElement)
break;
TryReadCommonProperties(reader, entry);
if (reader.NodeType != XmlNodeType.Element)
continue;
switch (reader.Name)
{
case "content":
VisitContentElement(reader, entry);
break;
case "published":
VisitDateTime(reader, entry, "published", (d, e) => ((AtomEntry)e).AddPublished(d));
break;
case "source":
VisitSourceElement(reader, entry);
break;
case "summary":
VisitTextConstruct(reader, entry, "summary", (t, e) => ((AtomEntry)e).AddSummary(t));
break;
}
}
}
private static void VisitEntryElement(XmlReader reader, AtomFeed feed)
{
var entry = new AtomEntry();
VisitEntryElement(reader, entry);
feed.AddEntry(entry);
}
