private static void CopyXslElements(SageContext context, string stylesheetPath, CacheableXmlDocument targetDocument)
{
CacheableXmlDocument fromDocument = context.Resources.LoadXml(stylesheetPath);
targetDocument.AddDependencies(fromDocument.Dependencies);
string xpathOthers = string.Join(" | ",
new[] { "/*/xsl:preserve-space", "/*/xsl:strip-space", "/*/xsl:namespace-alias", "/*/xsl:attribute-set" });
XmlNodeList paramNodes = fromDocument.SelectNodes("/*/xsl:param", XmlNamespaces.Manager);
XmlNodeList variableNodes = fromDocument.SelectNodes("/*/xsl:variable", XmlNamespaces.Manager);
XmlNodeList templateNodes = fromDocument.SelectNodes("/*/xsl:template", XmlNamespaces.Manager);
XmlNodeList includeNodes = fromDocument.SelectNodes("/*/xsl:include", XmlNamespaces.Manager);
XmlNodeList scriptNodes = fromDocument.SelectNodes("/*/msxsl:script", XmlNamespaces.Manager);
XmlNodeList otherNodes = fromDocument.SelectNodes(xpathOthers, XmlNamespaces.Manager);
string stylesheetDirectory = Path.GetDirectoryName(stylesheetPath);
// recursively add any includes
foreach (XmlElement includeElem in includeNodes)
{
string includeHref = includeElem.GetAttribute("href");
Uri includeHrefUri = new Uri(includeHref, UriKind.RelativeOrAbsolute);
string includePath = includeHrefUri.IsAbsoluteUri ? includeHref : string.Join("/", stylesheetDirectory, includeHref);
ModuleConfiguration.CopyXslElements(context, includePath, targetDocument);
targetDocument.AddDependencies(includePath);
}
// templates
foreach (XmlNode xslNode in templateNodes)
targetDocument.DocumentElement.AppendChild(targetDocument.ImportNode(xslNode, true));
foreach (XmlNode xslNode in scriptNodes)
targetDocument.DocumentElement.AppendChild(targetDocument.ImportNode(xslNode, true));
XmlNode firstNode = targetDocument.SelectSingleNode("/*/xsl:template[1]", XmlNamespaces.Manager);
foreach (XmlNode xslNode in variableNodes)
firstNode = targetDocument.DocumentElement.InsertBefore(targetDocument.ImportNode(xslNode, true), firstNode);
// other nodes before variables or templates, params before other nodes
foreach (XmlNode xslNode in otherNodes)
firstNode = targetDocument.DocumentElement.InsertBefore(targetDocument.ImportNode(xslNode, true), firstNode);
foreach (XmlNode xslNode in paramNodes)
targetDocument.DocumentElement.InsertBefore(targetDocument.ImportNode(xslNode, true), targetDocument.DocumentElement.SelectSingleNode("*"));
foreach (XmlAttribute attrNode in fromDocument.DocumentElement.Attributes)
targetDocument.DocumentElement.SetAttribute(attrNode.Name, attrNode.InnerText);
}
private XmlNode ResolveExtraDocumentInclude(XmlNamespaceManager nm, string parse, string includePath, string xpath, string encoding, SageContext context)
{
XmlNode result;
if (parse == "text")
{
WebRequest request = WebRequest.Create(includePath);
WebResponse response = request.GetResponse();
using (Stream stream = response.GetResponseStream())
{
Encoding enc = Encoding.GetEncoding(encoding);
string text = new StreamReader(stream, enc).ReadToEnd();
result = this.CreateTextNode(text);
}
}
else
{
CacheableXmlDocument temp = new CacheableXmlDocument();
temp.LoadInternal(includePath, context, false);
result = temp.DocumentElement;
if (!string.IsNullOrWhiteSpace(xpath))
{
result = temp.SelectSingleNode(xpath, nm);
}
}
if (result != null && result.NodeType == XmlNodeType.Document)
result = ((XmlDocument) result).DocumentElement;
return result;
}
