public static void BuildSchematronValidatorStylesheet(this IXsltProcessor processor, IXPathNavigable schemaDoc, XmlWriter output) {
if (processor == null) throw new ArgumentNullException("processor");
if (schemaDoc == null) throw new ArgumentNullException("schemaDoc");
if (output == null) throw new ArgumentNullException("output");
XPathNavigator nav = schemaDoc.CreateNavigator();
nav.MoveToChild(XPathNodeType.Element);
string queryBinding = nav.GetAttribute("queryBinding", "");
string xsltVersion = String.IsNullOrEmpty(queryBinding)
|| queryBinding.Equals("xslt2", StringComparison.OrdinalIgnoreCase)
|| queryBinding.Equals("xpath2", StringComparison.OrdinalIgnoreCase) ?
"xslt2" : "xslt1";
Assembly assembly = Assembly.GetExecutingAssembly();
Uri baseUri = new UriBuilder {
Scheme = XmlEmbeddedResourceResolver.UriSchemeClires,
Host = null,
Path = String.Concat(assembly.GetName().Name, "/schematron/", xsltVersion, "/")
}.Uri;
XsltCompileOptions compileOptions = new XsltCompileOptions();
compileOptions.BaseUri = baseUri;
string[] stages = { "iso_dsdl_include.xsl", "iso_abstract_expand.xsl", String.Concat("iso_svrl_for_", xsltVersion, ".xsl") };
IXPathNavigable input = schemaDoc;
for (int i = 0; i < stages.Length; i++) {
Uri stageUri = new Uri(baseUri, stages[i]);
using (Stream stageDoc = (Stream)compileOptions.XmlResolver.GetEntity(stageUri, null, typeof(Stream))) {
XsltExecutable executable = processor.Compile(stageDoc, compileOptions);
XsltRuntimeOptions runtimeOptions = new XsltRuntimeOptions {
InitialContextNode = input
};
if (i < stages.Length - 1) {
// output becomes the input for the next stage
input = executable.Run(runtimeOptions);
} else {
// last stage is output to writer
executable.Run(output, runtimeOptions);
}
}
}
}
public static SchematronXsltValidator CreateSchematronValidator(this IXsltProcessor processor, IXPathNavigable schemaDoc) {
if (processor == null) throw new ArgumentNullException("processor");
if (schemaDoc == null) throw new ArgumentNullException("schemaDoc");
IXPathNavigable stylesheetDoc = processor.ItemFactory.CreateNodeEditable();
using (XmlWriter builder = stylesheetDoc.CreateNavigator().AppendChild())
processor.BuildSchematronValidatorStylesheet(schemaDoc, builder);
XsltCompileOptions compileOptions = new XsltCompileOptions();
XPathNavigator schemaNav = schemaDoc.CreateNavigator();
if (!String.IsNullOrEmpty(schemaNav.BaseURI))
compileOptions.BaseUri = new Uri(schemaNav.BaseURI);
return new SchematronXsltValidator(processor.Compile(stylesheetDoc, compileOptions));
}
