internal static void ExpectNoArguments(XmlTransformationLogger log, string transformName, string?argumentString)
{
if (!string.IsNullOrEmpty(argumentString))
{
log.LogWarning(SR.XMLTRANSFORMATION_TransformDoesNotExpectArguments, transformName);
}
}
internal static void WarnIfMultipleTargets(XmlTransformationLogger log, string transformName, XmlNodeList targetNodes, bool applyTransformToAllTargets)
{
Debug.Assert(applyTransformToAllTargets == false);
if (targetNodes.Count > 1)
{
log.LogWarning(SR.XMLTRANSFORMATION_TransformOnlyAppliesOnce, transformName);
}
}
void PreprocessTransformDocument()
{
HasTransformNamespace = false;
foreach (XmlAttribute attribute in _xmlTransformation.SelectNodes("//namespace::*"))
{
if (attribute.Value.Equals(TransformNamespace, StringComparison.Ordinal))
{
HasTransformNamespace = true;
break;
}
}
if (HasTransformNamespace)
{
// This will look for all nodes from our namespace in the document,
// and do any initialization work
var namespaceManager = new XmlNamespaceManager(new NameTable());
namespaceManager.AddNamespace("xdt", TransformNamespace);
XmlNodeList namespaceNodes = _xmlTransformation.SelectNodes("//xdt:*", namespaceManager);
foreach (XmlNode node in namespaceNodes)
{
if (!(node is XmlElement element))
{
Debug.Fail("The XPath for elements returned something that wasn't an element?");
continue;
}
XmlElementContext context = null;
try
{
switch (element.LocalName)
{
case "Import":
context = CreateElementContext(null, element);
PreprocessImportElement(context);
break;
default:
_logger.LogWarning(element, SR.XMLTRANSFORMATION_UnknownXdtTag, element.Name);
break;
}
}
catch (Exception ex)
{
if (context != null)
{
ex = WrapException(ex, context);
}
_logger.LogErrorFromException(ex);
throw new XmlTransformationException(SR.XMLTRANSFORMATION_FatalTransformSyntaxError, ex);
}
}
}
}
