object IInterceptor.Intercept(IInvocation invocation, params object[] args)
{
//
// Only intercept calls to XML-RPC service methods
if (XmlRpcServiceMethodInfo.IsXmlRpcServiceMethod(invocation.Method))
{
IXmlRpcServiceProxy xmlRpcServiceProxy = (IXmlRpcServiceProxy)invocation.InvocationTarget;
IXmlRpcWebRequest xmlRpcWebRequest =
xmlRpcServiceProxy.WebRequestFactory.CreateRequest(xmlRpcServiceProxy.ServiceEndpointUri);
XmlRpcServiceMethodInfo methodInfo =
XmlRpcServiceMethodInfo.CreateXmlRpcServiceMethodInfo(invocation.Method);
xmlRpcSerializer.SerializeRequest(new XmlRpcRequest(methodInfo.Name, args),
xmlRpcWebRequest.RequestStream);
using (IXmlRpcWebResponse xmlRpcWebResponse = xmlRpcWebRequest.Invoke())
{
XmlRpcResponse xmlRpcResponse =
xmlRpcSerializer.DeserializeResponse(xmlRpcWebResponse.ResponseStream,
invocation.Method.ReturnType);
if (xmlRpcResponse is XmlRpcFaultResponse)
{
throw new XmlRpcInvocationException(((XmlRpcFaultResponse)xmlRpcResponse).Fault);
}
return(((XmlRpcSuccessResponse)xmlRpcResponse).ReturnValue);
} // using
} // if
else
{
return(invocation.Proceed(args));
}
}
private static void CreateMethodsMethodsInfo(MethodInfo[] methods,
IDictionary <string, XmlRpcServiceMethodInfo> serviceMethods)
{
for (int i = 0; i < methods.GetLength(0); ++i)
{
XmlRpcServiceMethodAttribute serviceMethodAttribute =
(XmlRpcServiceMethodAttribute)Attribute.GetCustomAttribute(
methods[i],
typeof(XmlRpcServiceMethodAttribute));
if (serviceMethodAttribute != null)
{
XmlRpcServiceMethodInfo xmlRpcServiceMethodInfo =
XmlRpcServiceMethodInfo.CreateXmlRpcServiceMethodInfo(
methods[i]);
serviceMethods.Add(xmlRpcServiceMethodInfo.Name, xmlRpcServiceMethodInfo);
} // if
} // for
}
/// <summary>
/// Dispatches a request to the XML-RPC service.
/// </summary>
/// <param name="xmlRpcServiceContext"></param>
public void Dispatch(IXmlRpcServiceContext xmlRpcServiceContext)
{
XmlRpcRequest xmlRpcRequest = DeserializeRequest(xmlRpcServiceContext);
XmlRpcServiceMethodInfo xmlRpcServiceMethodInfo =
xmlRpcServiceInfo.GetMethod(xmlRpcRequest.MethodName);
XmlRpcResponse xmlRpcResponse;
try
{
object returnValue = xmlRpcServiceMethodInfo.Invoke(xmlRpcServiceContext.XmlRpcService,
xmlRpcRequest.Parameters);
xmlRpcResponse = new XmlRpcSuccessResponse(returnValue);
} // try
catch (Exception e)
{
xmlRpcResponse = new XmlRpcFaultResponse(new XmlRpcFault(0, e.ToString()));
} // catch
xmlRpcSerializer.SerializeResponse(xmlRpcResponse, xmlRpcServiceContext.OutputStream);
}
