public static bool TryParseRssAtom10Extension(XElement parentElement, out RssAtom10Extension extension)
{
extension = null;
if (parentElement == null)
{
return(false);
}
foreach (var ns in RssAtom10ExtensionConstants.RecognizedNamespaces)
{
if (TryParseRssAtom10TextElement(parentElement.Element(ns + "id"), out var parsedId))
{
extension = extension ?? new RssAtom10Extension();
extension.Id = parsedId;
}
if (TryParseRssAtom10Timestamp(parentElement.Element(ns + "updated"), out var parsedUpdated))
{
extension = extension ?? new RssAtom10Extension();
extension.Updated = parsedUpdated;
}
foreach (var linkElement in parentElement.Elements(ns + "link"))
{
if (TryParseRssAtom10Link(linkElement, out var parsedLink))
{
extension = extension ?? new RssAtom10Extension();
extension.Links.Add(parsedLink);
}
}
}
return(extension != null);
}
public static bool TryFormatRssAtom10Extension(RssAtom10Extension extensionToFormat, XNamespaceAliasSet namespaceAliases, out IList <XElement> elements)
{
elements = default;
if (extensionToFormat == null)
{
return(false);
}
elements = new List <XElement>();
if (TryFormatRssAtom10TextElement(extensionToFormat.Id, "id", namespaceAliases, out var idElement))
{
elements.Add(idElement);
}
if (TryFormatRssAtom10Timestamp(extensionToFormat.Updated, "updated", namespaceAliases, out var updatedElement))
{
elements.Add(updatedElement);
}
foreach (var linkToFormat in extensionToFormat.Links ?? Enumerable.Empty <Atom10Link>())
{
if (TryFormatRssAtom10Link(linkToFormat, namespaceAliases, out var linkElement))
{
elements.Add(linkElement);
}
}
if (!elements.Any())
{
return(false);
}
return(true);
}