public static bool TryFormatRss10Feed(Rss10Feed feed, out XDocument document, ExtensionManifestDirectory extensionManifestDirectory = null)
{
document = default;
if (feed == null)
{
return(false);
}
document = new XDocument();
var rdfElement = new XElement(_rdf + "RDF");
document.Add(rdfElement);
var namespaceAliases = new XNamespaceAliasSet();
namespaceAliases.EnsureNamespaceAlias(Rss10Constants.RdfNamespaceAlias, _rdf);
namespaceAliases.EnsureNamespaceAlias(alias: null, _rss);
if (extensionManifestDirectory == null)
{
extensionManifestDirectory = ExtensionManifestDirectory.DefaultForRss;
}
if (!TryFormatRss10Channel(feed.Channel, namespaceAliases, extensionManifestDirectory, out var channelElement))
{
return(false);
}
rdfElement.Add(channelElement);
if (TryFormatRss10Image(feed.Channel.Image, referenceOnly: false, namespaceAliases, extensionManifestDirectory, out var imageElement))
{
rdfElement.Add(imageElement);
}
if (TryFormatRss10TextInput(feed.Channel.TextInput, referenceOnly: false, namespaceAliases, extensionManifestDirectory, out var textInputElement))
{
rdfElement.Add(textInputElement);
}
foreach (var itemToFormat in feed.Channel.Items)
{
if (TryFormatRss10Item(itemToFormat, referenceOnly: false, namespaceAliases, extensionManifestDirectory, out var itemElement))
{
rdfElement.Add(itemElement);
}
}
foreach (var namespaceAlias in namespaceAliases.OrderBy(x => x.Name.LocalName))
{
rdfElement.Add(namespaceAlias);
}
return(true);
}
public static bool TryFormatRss20Feed(Rss20Feed feed, out XDocument document, ExtensionManifestDirectory extensionManifestDirectory = null)
{
document = default;
if (feed == null)
{
return(false);
}
document = new XDocument();
var rssElement = new XElement("rss", new XAttribute("version", Rss20Constants.Version));
document.Add(rssElement);
if (extensionManifestDirectory == null)
{
extensionManifestDirectory = ExtensionManifestDirectory.DefaultForRss;
}
var namespaceAliases = new XNamespaceAliasSet();
if (!TryFormatRss20Channel(feed.Channel, namespaceAliases, extensionManifestDirectory, out var channelElement))
{
return(false);
}
rssElement.Add(channelElement);
foreach (var namespaceAlias in namespaceAliases.OrderBy(x => x.Name.LocalName))
{
rssElement.Add(namespaceAlias);
}
return(true);
}
public static bool TryFormatAtom10Feed(Atom10Feed feed, out XDocument document, ExtensionManifestDirectory extensionManifestDirectory = null)
{
document = default;
if (feed == null)
{
return(false);
}
document = new XDocument();
var feedElement = new XElement(_atom + "feed");
document.Add(feedElement);
var namespaceAliases = new XNamespaceAliasSet();
namespaceAliases.EnsureNamespaceAlias(alias: null, _atom);
if (extensionManifestDirectory == null)
{
extensionManifestDirectory = ExtensionManifestDirectory.DefaultForAtom;
}
if (TryFormatAtom10OptionalTextAttribute(feed.Lang, _xml + "lang", out var langAttribute))
{
feedElement.Add(langAttribute);
}
if (TryFormatAtom10OptionalTextAttribute(feed.Base, _xml + "base", out var baseAttribute))
{
feedElement.Add(baseAttribute);
}
if (TryFormatAtom10RequiredTextElement(feed.Id, _atom + "id", out var idElement))
{
feedElement.Add(idElement);
}
if (TryFormatAtom10TextRequired(feed.Title, _atom + "title", out var titleElement))
{
feedElement.Add(titleElement);
}
if (TryFormatAtom10TimestampRequired(feed.Updated, _atom + "updated", out var updatedElement))
{
feedElement.Add(updatedElement);
}
foreach (var authorToFormat in feed.Authors)
{
if (TryFormatAtom10Person(authorToFormat, _atom + "author", out var authorElement))
{
feedElement.Add(authorElement);
}
}
foreach (var linkToFormat in feed.Links)
{
if (TryFormatAtom10Link(linkToFormat, out var linkElement))
{
feedElement.Add(linkElement);
}
}
foreach (var categoryToFormat in feed.Categories)
{
if (TryFormatAtom10Category(categoryToFormat, out var categoryElement))
{
feedElement.Add(categoryElement);
}
}
foreach (var contributorToFormat in feed.Contributors)
{
if (TryFormatAtom10Person(contributorToFormat, _atom + "contributor", out var contributorElement))
{
feedElement.Add(contributorElement);
}
}
if (TryFormatAtom10Generator(feed.Generator, out var generatorElement))
{
feedElement.Add(generatorElement);
}
if (TryFormatAtom10OptionalTextElement(feed.Icon, _atom + "icon", out var iconElement))
{
feedElement.Add(iconElement);
}
if (TryFormatAtom10OptionalTextElement(feed.Logo, _atom + "logo", out var logoElement))
{
feedElement.Add(logoElement);
}
if (TryFormatAtom10TextOptional(feed.Rights, _atom + "rights", out var rightsElement))
{
feedElement.Add(rightsElement);
}
if (TryFormatAtom10TextOptional(feed.Subtitle, _atom + "subtitle", out var subtitleElement))
{
feedElement.Add(subtitleElement);
}
// extensions
if (ExtensibleEntityFormatter.TryFormatXElementExtensions(feed, namespaceAliases, extensionManifestDirectory, out var extensionElements))
{
feedElement.AddRange(extensionElements);
}
// entries
foreach (var entryToFormat in feed.Entries)
{
if (TryFormatAtom10Entry(entryToFormat, namespaceAliases, extensionManifestDirectory, out var entryElement))
{
feedElement.Add(entryElement);
}
}
foreach (var namespaceAlias in namespaceAliases.OrderBy(x => x.Name.LocalName))
{
feedElement.Add(namespaceAlias);
}
return(true);
}