private IXsltContextFunction GetExtentionMethod(string ns, string name, XPathResultType[] argTypes, out object extension)
{
FuncExtension result = null;
extension = this.processor.GetScriptObject(ns);
if (extension != null)
{
MethodInfo method = FindBestMethod(extension.GetType().GetMethods(bindingFlags), /*ignoreCase:*/ true, /*publicOnly:*/ false, name, argTypes);
if (method != null)
{
result = new FuncExtension(extension, method, /*permissions*/ null);
}
return(result);
}
extension = this.processor.GetExtensionObject(ns);
if (extension != null)
{
MethodInfo method = FindBestMethod(extension.GetType().GetMethods(bindingFlags), /*ignoreCase:*/ false, /*publicOnly:*/ true, name, argTypes);
if (method != null)
{
result = new FuncExtension(extension, method, this.processor.permissions);
}
return(result);
}
return(null);
}
public override IXsltContextFunction ResolveFunction(string prefix, string name, XPathResultType[] argTypes)
{
IXsltContextFunction func = null;
if (prefix == String.Empty)
{
func = s_FunctionTable[name] as IXsltContextFunction;
}
else
{
string ns = this.LookupNamespace(prefix);
if (ns == Keywords.s_MsXsltNamespace && name == f_NodeSet)
{
func = s_FuncNodeSet;
}
else
{
object extension;
MethodInfo method = GetExtentionMethod(ns, name, argTypes, out extension);
if (extension == null)
{
throw new XsltException(Res.Xslt_ScriptInvalidPrefix, prefix);
}
if (method != null)
{
func = new FuncExtension(extension, method);
}
}
}
if (func == null)
{
throw new XsltException(Res.Xslt_UnknownXsltFunction, name);
}
if (argTypes.Length < func.Minargs || func.Maxargs < argTypes.Length)
{
throw new XsltException(Res.Xslt_WrongNumberArgs, name, Convert.ToString(argTypes.Length));
}
return(func);
}
private IXsltContextFunction GetExtentionMethod(string ns, string name, XPathResultType[] argTypes, out object extension) {
FuncExtension result = null;
extension = this.processor.GetScriptObject(ns);
if (extension != null) {
MethodInfo method = FindBestMethod(extension.GetType().GetMethods(bindingFlags), /*ignoreCase:*/true, /*publicOnly:*/false, name, argTypes);
if (method != null) {
result = new FuncExtension(extension, method, /*permissions*/null);
}
return result;
}
extension = this.processor.GetExtensionObject(ns);
if(extension != null) {
MethodInfo method = FindBestMethod(extension.GetType().GetMethods(bindingFlags), /*ignoreCase:*/false, /*publicOnly:*/true, name, argTypes);
if (method != null) {
result = new FuncExtension(extension, method, this.processor.permissions);
}
return result;
}
return null;
}
public override IXsltContextFunction ResolveFunction(string prefix, string name, XPathResultType[] argTypes) {
IXsltContextFunction func = null;
if(prefix == String.Empty) {
func = s_FunctionTable[name] as IXsltContextFunction;
}
else {
string ns = this.LookupNamespace(prefix);
if (ns == Keywords.s_MsXsltNamespace && name == f_NodeSet) {
func = s_FuncNodeSet;
}
else {
object extension;
MethodInfo method = GetExtentionMethod(ns, name, argTypes, out extension);
if(extension == null) {
throw new XsltException(Res.Xslt_ScriptInvalidPrefix, prefix);
}
if(method != null) {
func = new FuncExtension(extension, method);
}
}
}
if (func == null) {
throw new XsltException(Res.Xslt_UnknownXsltFunction, name);
}
if (argTypes.Length < func.Minargs || func.Maxargs < argTypes.Length) {
throw new XsltException(Res.Xslt_WrongNumberArgs, name, Convert.ToString(argTypes.Length));
}
return func;
}
