public static void SerializeXml(FeedType feedType, IFeed feed, Stream output, string xsltUrl, bool prettyPrint)
{
if (feedType == null)
{
throw new ArgumentNullException(nameof(feedType));
}
// Do we need to transform the feed?
if (feedType != feed.FeedType)
{
feed = feedType.GetFeed(feed);
}
// Setup document formatting, make human readable
XmlWriterSettings settings = new XmlWriterSettings
{
CheckCharacters = true,
CloseOutput = true,
ConformanceLevel = ConformanceLevel.Document,
Encoding = System.Text.Encoding.UTF8
};
if (prettyPrint)
{
settings.Indent = true;
settings.IndentChars = "\t";
}
else
{
settings.Indent = false;
settings.NewLineChars = string.Empty;
}
settings.NewLineHandling = NewLineHandling.Replace;
XmlWriter writer = XmlWriter.Create(output, settings);
// Add a stylesheet for browser viewing
if (!string.IsNullOrEmpty(xsltUrl))
{
// Render the XSLT processor instruction
writer.WriteProcessingInstruction("xml-stylesheet", $"type=\"text/xsl\" href=\"{xsltUrl}\" version=\"1.0\"");
}
// Get all namespaces
XmlSerializerNamespaces namespaces = new XmlSerializerNamespaces();
feed.AddNamespaces(namespaces);
// Serialize feed
XmlSerializer serializer = new XmlSerializer(feed.GetType());
serializer.Serialize(writer, feed, namespaces);
}
public static void SerializeXml(FeedType feedType, IFeed feed, Stream output, string xsltUrl) => SerializeXml(feedType, feed, output, xsltUrl, true);
public static void SerializeXml(FeedType feedType, IFeed feed, Stream output) => SerializeXml(feedType, feed, output, null);
private IDocument GenerateFeed(FeedType feedType, Feed feed, ContextConfig path, IExecutionContext context)
{
// Get the output path
FilePath outputPath = path?.Invoke<FilePath>(context);
if (outputPath == null)
{
return null;
}
if (!outputPath.IsRelative)
{
throw new ArgumentException("The feed output path must be relative");
}
// Generate the feed and document
MemoryStream stream = new MemoryStream();
FeedSerializer.SerializeXml(feedType, feed, stream);
stream.Position = 0;
return context.GetDocument(stream, new MetadataItems
{
new MetadataItem(Keys.RelativeFilePath, outputPath),
new MetadataItem(Keys.WritePath, outputPath)
});
}
public static void SerializeXml(FeedType feedType, IFeed feed, Stream output, string xsltUrl) =>
SerializeXml(feedType, feed, output, xsltUrl, true);
public static void SerializeXml(FeedType feedType, IFeed feed, Stream output) =>
SerializeXml(feedType, feed, output, null);
