From d0613d2a42a062cf4d0b0c9c6ea32bfbb01f278d Mon Sep 17 00:00:00 2001
From: Dan Williams <dcbw@redhat.com>
Date: Fri, 05 May 2006 19:27:55 +0000
Subject: Second try at printing tracebacks

---
diff --git a/chat/network.py b/chat/network.py
index dc80a94..011c92f 100644
--- a/chat/network.py
+++ b/chat/network.py
@@ -75,6 +75,44 @@ class GlibXMLRPCServer(GlibTCPServer, SimpleXMLRPCServer.SimpleXMLRPCDispatcher)
 		SimpleXMLRPCServer.SimpleXMLRPCDispatcher.__init__(self)
 		GlibTCPServer.__init__(self, addr, requestHandler)
 
+	def _marshaled_dispatch(self, data, dispatch_method = None):
+		"""Dispatches an XML-RPC method from marshalled (XML) data.
+
+		XML-RPC methods are dispatched from the marshalled (XML) data
+		using the _dispatch method and the result is returned as
+		marshalled data. For backwards compatibility, a dispatch
+		function can be provided as an argument (see comment in
+		SimpleXMLRPCRequestHandler.do_POST) but overriding the
+		existing method through subclassing is the prefered means
+		of changing method dispatch behavior.
+		"""
+
+		params, method = xmlrpclib.loads(data)
+
+		# generate response
+		try:
+			if dispatch_method is not None:
+				response = dispatch_method(method, params)
+			else:
+				response = self._dispatch(method, params)
+			# wrap response in a singleton tuple
+			response = (response,)
+			response = xmlrpclib.dumps(response, methodresponse=1)
+		except Fault, fault:
+			response = xmlrpclib.dumps(fault)
+		except:
+			set = sys.exc_type
+			sev = sys.exc_value
+			ser = sys.exc_traceback
+
+			# report exception back to server
+			response = xmlrpclib.dumps(xmlrpclib.Fault(1, "%s:%s" % (set, sev)))
+
+			print "Exception while processing request:"
+			traceback.print_exception(set, sev, ser)
+
+		return response
+
 
 class GroupChatController(object):
 
--
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