public Stream Invoke(Stream requestStream)
{
try
{
XmlRpcSerializer serializer = new XmlRpcSerializer();
Type type = this.GetType();
XmlRpcServiceAttribute serviceAttr = (XmlRpcServiceAttribute)
Attribute.GetCustomAttribute(this.GetType(),
typeof(XmlRpcServiceAttribute));
if (serviceAttr != null)
{
if (serviceAttr.XmlEncoding != null)
serializer.XmlEncoding = Encoding.GetEncoding(serviceAttr.XmlEncoding);
serializer.UseIntTag = serviceAttr.UseIntTag;
serializer.UseStringTag = serviceAttr.UseStringTag;
serializer.UseIndentation = serviceAttr.UseIndentation;
serializer.Indentation = serviceAttr.Indentation;
serializer.AppendTimezoneOffset = serviceAttr.AppendTimezoneOffset; // JB Change
}
XmlRpcRequest xmlRpcReq
= serializer.DeserializeRequest(requestStream, this.GetType());
XmlRpcResponse xmlRpcResp = Invoke(xmlRpcReq);
Stream responseStream = new MemoryStream();
serializer.SerializeResponse(responseStream, xmlRpcResp);
responseStream.Seek(0, SeekOrigin.Begin);
return responseStream;
}
catch (Exception ex)
{
XmlRpcFaultException fex;
if (ex is XmlRpcException)
fex = new XmlRpcFaultException(0, ((XmlRpcException)ex).Message);
else if (ex is XmlRpcFaultException)
fex = (XmlRpcFaultException)ex;
else
fex = new XmlRpcFaultException(0, ex.Message);
XmlRpcSerializer serializer = new XmlRpcSerializer();
Stream responseStream = new MemoryStream();
serializer.SerializeFaultResponse(responseStream, fex);
responseStream.Seek(0, SeekOrigin.Begin);
return responseStream;
}
}
public void SerializeFaultResponse(
Stream stm,
XmlRpcFaultException faultEx)
{
FaultStruct fs;
fs.faultCode = faultEx.FaultCode;
fs.faultString = faultEx.FaultString;
XmlTextWriter xtw = new XmlTextWriter(stm, m_encoding);
ConfigureXmlFormat(xtw);
xtw.WriteStartDocument();
xtw.WriteStartElement("", "methodResponse", "");
xtw.WriteStartElement("", "fault", "");
Serialize(xtw, fs, MappingAction.Error);
xtw.WriteEndElement();
xtw.WriteEndElement();
xtw.Flush();
}
public ServerProcessing ProcessMessage(
IServerChannelSinkStack sinkStack,
IMessage requestMsg,
ITransportHeaders requestHeaders,
Stream requestStream,
out IMessage responseMsg,
out ITransportHeaders responseHeaders,
out Stream responseStream
)
{
// use presence of SOAPAction header to determine if this is a SOAP
// request - if so pass onto next sink in chain
string soapAction = (string) requestHeaders["SOAPAction"];
if (soapAction != null)
{
return m_next.ProcessMessage(sinkStack, requestMsg, requestHeaders,
requestStream, out responseMsg, out responseHeaders,
out responseStream);
}
// for time being assume we have an XML-RPC request (need to improve
// this in case there are other non-SOAP formatters in the chain)
try
{
MethodCall mthdCall = DeserializeRequest(requestHeaders, requestStream);
sinkStack.Push(this, mthdCall);
// forward to next sink in chain - pass request stream as null to
// indicate that we have deserialized the request
m_next.ProcessMessage(sinkStack, mthdCall, requestHeaders, null,
out responseMsg, out responseHeaders, out responseStream);
SerializeResponse(responseMsg, ref responseHeaders, ref responseStream);
}
catch (Exception ex)
{
responseMsg = new ReturnMessage(ex, (IMethodCallMessage)requestMsg);
responseStream = new MemoryStream();
XmlRpcFaultException fex = new XmlRpcFaultException(0, ex.Message);
XmlRpcSerializer serializer = new XmlRpcSerializer();
serializer.SerializeFaultResponse(responseStream,
(XmlRpcFaultException)fex);
responseHeaders = new TransportHeaders();
}
return ServerProcessing.Complete;
}