def handle_rpc(self, req_env, start_response):
initial_ctx = WsgiMethodContext(self.app, req_env,
self.app.out_protocol.mime_type)
# implementation hook
self.event_manager.fire_event('wsgi_call', initial_ctx)
initial_ctx.in_string, in_string_charset = reconstruct_wsgi_request(
req_env)
# note that in fanout mode, only the response from the last
# call will be returned.
for ctx in self.generate_contexts(initial_ctx, in_string_charset):
if ctx.in_error:
return self.handle_error(ctx, ctx.in_error, start_response)
self.get_in_object(ctx)
if ctx.in_error:
logger.error(ctx.in_error)
return self.handle_error(ctx, ctx.in_error, start_response)
self.get_out_object(ctx)
if ctx.out_error:
return self.handle_error(ctx, ctx.out_error, start_response)
if ctx.transport.resp_code is None:
ctx.transport.resp_code = HTTP_200
self.get_out_string(ctx)
if ctx.descriptor and ctx.descriptor.mtom:
# when there is more than one return type, the result is
# encapsulated inside a list. when there's just one, the result
# is returned in a non-encapsulated form. the apply_mtom always
# expects the objects to be inside an iterable, hence the following
# test.
out_type_info = ctx.descriptor.out_message._type_info
if len(out_type_info) == 1:
out_object = [out_object]
ctx.transport.resp_headers, ctx.out_string = apply_mtom(
ctx.transport.resp_headers, ctx.out_string,
ctx.descriptor.out_message._type_info.values(), out_object)
# implementation hook
self.event_manager.fire_event('wsgi_return', ctx)
# the client has not set a content-length, so we delete it as the input
# is just an iterable.
if ctx.transport.resp_headers['Content-Length'] is None:
del ctx.transport.resp_headers['Content-Length']
# initiate the response
start_response(ctx.transport.resp_code,
ctx.transport.resp_headers.items())
return ctx.out_string
