/// <summary>
///
/// </summary>
/// <param name="writer"></param>
/// <param name="version"></param>
protected override void WriteElementExtensions(XmlWriter writer, string version)
{
// There is no need to provide prefix when writing Element.
// As long as the namespaces defined in OpdsFeed properly.
// The prefix will be added automatically.
if (!String.IsNullOrWhiteSpace(Language))
{
writer.WriteElementString("language", OpdsNamespaces.DublinCore.Value, Language);
}
if (!String.IsNullOrWhiteSpace(Issued))
{
writer.WriteElementString("issued", OpdsNamespaces.DublinCore.Value, Issued);
}
if (!String.IsNullOrWhiteSpace(ISBN))
{
writer.WriteStartElement("identifier", OpdsNamespaces.DublinCore.Value);
if (ISBN.StartsWith("urn:"))
{
writer.WriteAttributeString("type", OpdsNamespaces.Xsi.Value, "URI");
}
writer.WriteValue(ISBN);
writer.WriteEndElement();
}
if (!String.IsNullOrWhiteSpace(Publisher))
{
writer.WriteElementString("publisher", OpdsNamespaces.DublinCore.Value, Publisher);
}
if (Relevance >= 0)
{
writer.WriteElementString("score", OpdsNamespaces.Relevance.Value, Convert.ToString(Relevance, CultureInfo.InvariantCulture));
}
if (!String.IsNullOrWhiteSpace(Extent))
{
writer.WriteElementString("extent", OpdsNamespaces.DublinCore.Value, Extent);
}
if (!String.IsNullOrWhiteSpace(Source))
{
writer.WriteElementString("source", OpdsNamespaces.DublinCore.Value, Source);
}
base.WriteElementExtensions(writer, version);
}
