/// <summary>
/// Converts source XML with given transform with applying DSL
/// </summary>
/// <param name="xml"> </param>
/// <returns>XElement with data, converted by transform</returns>
/// <exception cref="XmlDslLoaderException">
/// <list type="bullet">
/// <item><description>cannot find transform file</description></item>
/// <item><description>any problem with underlined XmlDslDefinition</description></item>
/// </list>
/// </exception>
public XElement Load(XElement xml) {
if (null == xml.Element("transform")) return xml; //no dsl needed
var trdef = new XmlDslDefinition().Extract(xml);
var langfile = Resolver.Resolve(Rootdir+"/" + trdef.LangName + ".xslt", false);
if (!File.Exists(langfile))
{
throw new XmlDslLoaderException("Не возможно найти файл XML языка" + langfile);
}
var xsl = new XslCompiledTransform();
if(trdef.NeedPrepareXslt) {
var xsltcontent = XElement.Load(langfile);
xsltcontent = trdef.PrepareXslt(xsltcontent);
var resolver = new XmlDslRootBasedXmlUrlResolver(langfile);
xsl.Load(xsltcontent.CreateReader(),XsltSettings.TrustedXslt,resolver);
}else {
xsl.Load(langfile, XsltSettings.TrustedXslt, new XmlUrlResolver());
}
var args = trdef.CreateArguments();
var sw = new StringWriter();
using (var xw = XmlWriter.Create(sw)) {
xsl.Transform(xml.CreateReader(),args,xw);
xw.Flush();
}
return XElement.Parse(sw.ToString());
}
public void setup() {
_src = MyBxl.Parse(code);
_def = new XmlDslDefinition().Extract(_src);
}
