public static bool TryParseDublinCoreExtension(XElement parentElement, out DublinCoreExtension extension)
{
extension = null;
if (parentElement == null)
{
return(false);
}
foreach (var ns in DublinCoreExtensionConstants.RecognizedNamespaces)
{
if (TryParseDublinCoreTextElement(parentElement.Element(ns + "title"), out var parsedTitle))
{
extension = extension ?? new DublinCoreExtension();
extension.Title = parsedTitle;
}
if (TryParseDublinCoreTextElement(parentElement.Element(ns + "creator"), out var parsedCreator))
{
extension = extension ?? new DublinCoreExtension();
extension.Creator = parsedCreator;
}
if (TryParseDublinCoreTextElement(parentElement.Element(ns + "subject"), out var parsedSubject))
{
extension = extension ?? new DublinCoreExtension();
extension.Subject = parsedSubject;
}
if (TryParseDublinCoreTextElement(parentElement.Element(ns + "description"), out var parsedDescription))
{
extension = extension ?? new DublinCoreExtension();
extension.Description = parsedDescription;
}
if (TryParseDublinCoreTextElement(parentElement.Element(ns + "publisher"), out var parsedPublisher))
{
extension = extension ?? new DublinCoreExtension();
extension.Publisher = parsedPublisher;
}
if (TryParseDublinCoreTextElement(parentElement.Element(ns + "contributor"), out var parsedContributor))
{
extension = extension ?? new DublinCoreExtension();
extension.Contributor = parsedContributor;
}
if (TryParseDublinCoreTextElement(parentElement.Element(ns + "type"), out var parsedType))
{
extension = extension ?? new DublinCoreExtension();
extension.Type = parsedType;
}
if (TryParseDublinCoreTextElement(parentElement.Element(ns + "format"), out var parsedFormat))
{
extension = extension ?? new DublinCoreExtension();
extension.Format = parsedFormat;
}
if (TryParseDublinCoreTextElement(parentElement.Element(ns + "identifier"), out var parsedIdentifier))
{
extension = extension ?? new DublinCoreExtension();
extension.Identifier = parsedIdentifier;
}
if (TryParseDublinCoreTextElement(parentElement.Element(ns + "source"), out var parsedSource))
{
extension = extension ?? new DublinCoreExtension();
extension.Source = parsedSource;
}
if (TryParseDublinCoreTextElement(parentElement.Element(ns + "language"), out var parsedLanguage))
{
extension = extension ?? new DublinCoreExtension();
extension.Language = parsedLanguage;
}
if (TryParseDublinCoreTextElement(parentElement.Element(ns + "relation"), out var parsedRelation))
{
extension = extension ?? new DublinCoreExtension();
extension.Relation = parsedRelation;
}
if (TryParseDublinCoreTextElement(parentElement.Element(ns + "coverage"), out var parsedCoverage))
{
extension = extension ?? new DublinCoreExtension();
extension.Coverage = parsedCoverage;
}
if (TryParseDublinCoreTextElement(parentElement.Element(ns + "rights"), out var parsedRights))
{
extension = extension ?? new DublinCoreExtension();
extension.Rights = parsedRights;
}
if (TryParseDublinCoreTimestamp(parentElement.Element(ns + "date"), out var parsedDate))
{
extension = extension ?? new DublinCoreExtension();
extension.Date = parsedDate;
}
if (TryParseDublinCoreTimestamp(parentElement.Element(ns + "modified"), out var parsedModified))
{
extension = extension ?? new DublinCoreExtension();
extension.Modified = parsedModified;
}
}
return(extension != null);
}
public static bool TryFormatDublinCoreExtension(DublinCoreExtension extensionToFormat, XNamespaceAliasSet namespaceAliases, out IList <XElement> elements)
{
elements = default;
if (extensionToFormat == null)
{
return(false);
}
elements = new List <XElement>();
if (TryFormatDublinCoreTextElement(extensionToFormat.Title, "title", namespaceAliases, out var titleElement))
{
elements.Add(titleElement);
}
if (TryFormatDublinCoreTextElement(extensionToFormat.Creator, "creator", namespaceAliases, out var creatorElement))
{
elements.Add(creatorElement);
}
if (TryFormatDublinCoreTextElement(extensionToFormat.Subject, "subject", namespaceAliases, out var subjectElement))
{
elements.Add(subjectElement);
}
if (TryFormatDublinCoreTextElement(extensionToFormat.Description, "description", namespaceAliases, out var descriptionElement))
{
elements.Add(descriptionElement);
}
if (TryFormatDublinCoreTextElement(extensionToFormat.Publisher, "publisher", namespaceAliases, out var publisherElement))
{
elements.Add(publisherElement);
}
if (TryFormatDublinCoreTextElement(extensionToFormat.Contributor, "contributor", namespaceAliases, out var contributorElement))
{
elements.Add(contributorElement);
}
if (TryFormatDublinCoreTextElement(extensionToFormat.Type, "type", namespaceAliases, out var typeElement))
{
elements.Add(typeElement);
}
if (TryFormatDublinCoreTextElement(extensionToFormat.Format, "format", namespaceAliases, out var formatElement))
{
elements.Add(formatElement);
}
if (TryFormatDublinCoreTextElement(extensionToFormat.Identifier, "identifier", namespaceAliases, out var identifierElement))
{
elements.Add(identifierElement);
}
if (TryFormatDublinCoreTextElement(extensionToFormat.Source, "source", namespaceAliases, out var sourceElement))
{
elements.Add(sourceElement);
}
if (TryFormatDublinCoreTextElement(extensionToFormat.Language, "language", namespaceAliases, out var languageElement))
{
elements.Add(languageElement);
}
if (TryFormatDublinCoreTextElement(extensionToFormat.Relation, "relation", namespaceAliases, out var relationElement))
{
elements.Add(relationElement);
}
if (TryFormatDublinCoreTextElement(extensionToFormat.Coverage, "coverage", namespaceAliases, out var coverageElement))
{
elements.Add(coverageElement);
}
if (TryFormatDublinCoreTextElement(extensionToFormat.Rights, "rights", namespaceAliases, out var rightsElement))
{
elements.Add(rightsElement);
}
if (TryFormatDublinCoreTimestamp(extensionToFormat.Date, "date", namespaceAliases, out var dateElement))
{
elements.Add(dateElement);
}
if (TryFormatDublinCoreTimestamp(extensionToFormat.Modified, "modified", namespaceAliases, out var modifiedElement))
{
elements.Add(modifiedElement);
}
if (!elements.Any())
{
return(false);
}
return(true);
}
