public static XmlRpcRequest ParseXmlRpcRequest(XmlTextReader xtr)
{
XmlRpcRequest request = new XmlRpcRequest();
datetimeInfo.FullDateTimePattern = datetimeFormat;
string memberName = null;
object value = null;
//xtr.Read();
collectionStack.Push(request.Params);
while (xtr.Read())
{
switch (xtr.NodeType)
{
case XmlNodeType.Element:
if (XmlRpcElements.Dict.ContainsKey(xtr.Name))
elementStack.Push(XmlRpcElements.Dict[xtr.Name]);
else
throw new XmlException(String.Format("Unidentified XML node \"{0}\"", xtr.Name));
switch (elementStack.Peek())
{
case XmlRpcElementEnum.array:
collectionStack.Push(new List<Object>());
break;
case XmlRpcElementEnum.struct_:
collectionStack.Push(new Dictionary<string, object>());
break;
}
break;
case XmlNodeType.Text:
if (elementStack.Count < 1)
break;
switch (elementStack.Peek())
{
case XmlRpcElementEnum.base64:
value = Convert.FromBase64String(xtr.Value);
break;
case XmlRpcElementEnum.boolean:
value = xtr.Value == "1";
break;
case XmlRpcElementEnum.dateTime:
value = DateTime.ParseExact(xtr.Value, "F", datetimeInfo);
break;
case XmlRpcElementEnum.double_:
value = Double.Parse(xtr.Value);
break;
case XmlRpcElementEnum.i4:
case XmlRpcElementEnum.int_:
value = Int32.Parse(xtr.Value);
break;
case XmlRpcElementEnum.methodName:
if (request.MethodName == null)
ParseMethodName(xtr.Value, request);
else
throw new XmlException("Invalid XML Structure, multiple \"methodName\" nodes detected.");
break;
case XmlRpcElementEnum.name:
memberName = xtr.Value;
break;
case XmlRpcElementEnum.string_:
case XmlRpcElementEnum.value:
value = xtr.Value;
break;
}
break;
case XmlNodeType.EndElement:
XmlRpcElementEnum endElement = XmlRpcElements.Dict[xtr.Name];
if (elementStack.Peek() == endElement)
elementStack.Pop();
else
throw new XmlException(String.Format("Was expecting end tag for {0}, instead got {1}", elementStack.Peek(), endElement));
switch (endElement)
{
case XmlRpcElementEnum.value:
if (collectionStack.Peek() is IList)
((List<Object>)collectionStack.Peek()).Add(value);
break;
case XmlRpcElementEnum.member:
((Dictionary<string, Object>)collectionStack.Peek()).Add(memberName, value);
break;
case XmlRpcElementEnum.array:
value = ((List<Object>)collectionStack.Pop());
break;
case XmlRpcElementEnum.struct_:
value = ((Dictionary<string, Object>)collectionStack.Pop());
break;
}
break;
}
}
if (collectionStack.Count != 1)
throw new XmlException(String.Format("CollectionStack count was {0} at end of parsing. Should be 1.", collectionStack.Count));
if (elementStack.Count > 0)
throw new XmlException("Node Stack not empty after parsing.");
if (request.MethodName == null)
throw new XmlException("No method name found after parsing.");
collectionStack.Clear();
elementStack.Clear();
return request;
}
private XmlRpcResponse InvokeMethod(XmlRpcRequest request)
{
Object returnValue = null;
Object handler = null;
lock (this)
{
if (handlers.ContainsKey(request.ObjectName))
handler = handlers[request.ObjectName];
if (handler == null)
throw new XmlRpcException(String.Format("No handler registered for \"{0}\"", request.ObjectName));
Type handlerType = handler.GetType();
MethodInfo methodInfo = handlerType.GetMethod(request.MethodName);
if (methodInfo == null)
throw new MissingMethodException("Method " + request.MethodName + " not found.");
returnValue = methodInfo.Invoke(handler, request.Params.ToArray());
}
return new XmlRpcResponse(returnValue);
}
private static void ParseMethodName(string p, XmlRpcRequest request)
{
String[] args = p.Split('.');
if (args.Length == 1)
request.MethodName = args[0];
else if (args.Length == 2)
{
request.MethodName = args[1];
request.ObjectName = args[0];
}
else
throw new XmlException("Invalid methodName \"" + p + "\"");
}
