def process_operation(self, op=None):
if self.codec:
res_str = ""
if self.operations_to_send:
msg = atlas.Messages(*self.operations_to_send)
self.operations_to_send = []
res_str = res_str + self.internal_send_string(
self.codec.encode(msg))
if op != None:
res_str = res_str + self.internal_send_string(
self.codec.encode(op))
return res_str, atlas.Messages()
if self.store_operations and op != None:
self.operations_to_send.append(op)
return self.process_string("")
def read_all_as_list(self):
objects = atlas.Messages()
while 1:
obj = self.read_object()
if not obj: break
objects.append(obj)
self.check_negotiation_ok()
return objects
def parse_stream(self, msg):
self.parse_init()
self.msg = msg
self.feed(msg) #inherited from XMLParser
if self.stream_flag:
res = atlas.Messages(*tuple(self.msgList))
self.msgList = []
return res
else:
if self.msgList:
res = self.msgList.pop(0)
else:
res = None
return res
def __init__(self, name, mode="r", codec_id=None):
self.name = name
self.fp = open(name, mode)
self.mode = mode
self.objects = atlas.Messages()
if mode=="r":
self.bridge = Bridge(NegotiationClient(), functions=self)
else:
if codec_id:
self.codec_id = codec_id
else:
self.codec_id = codecs.get_default_codec().id
self.bridge = Bridge(NegotiationServer(codecs=(self.codec_id,)), functions=self)
self.other_negotiation = NegotiationClient()
def process_string(self, data):
res_str, res_op = ("", atlas.Messages())
self.log("process_string", data)
if self.codec:
return res_str, self.decode_string(data)
else:
self.log("Negotiation", str(self.negotiation.state))
if self.negotiation.state:
self.negotiation(data)
res_str = res_str + self.negotiation.get_send_str()
self.internal_send_string(res_str)
if not self.negotiation.state:
self.process_string("")
elif self.negotiation.result_code == "fail":
raise BridgeException("Negotiation failed")
elif self.negotiation.result_code == "found":
self.log("Codec negotiated", self.negotiation.selected_codec)
self.codec = self.negotiation.get_codec()
self.connection_ok()
objects = self.decode_string(self.negotiation.str + data)
res_str2, objects2 = self.process_operation()
return res_str + res_str2, objects + objects2
return res_str, res_op
def parse_stream(data):
handler = AtlasParser()
xml.sax.parseString(data, handler)
res = atlas.Messages(*tuple(handler.msgList))
return res
