def subscribe_tell(self, tell_type):
msg = KQMLPerformative('subscribe')
content = KQMLList('tell')
content.append('&key')
content.set('content', KQMLList.from_string('(%s . *)' % tell_type))
msg.set('content', content)
self.send(msg)
def subscribe_request(self, req_type):
msg = KQMLPerformative('subscribe')
content = KQMLList('request')
content.append('&key')
content.set('content', KQMLList.from_string('(%s . *)' % req_type))
msg.set('content', content)
self.send(msg)
def register(self):
if self.name is not None:
perf = KQMLPerformative('register')
perf.set('name', self.name)
if self.group_name is not None:
try:
if self.group_name.startswith('('):
perf.sets('group', self.group_name)
else:
perf.set('group', self.group_name)
except IOError:
logger.error('bad group name: ' + self.group_name)
self.send(perf)
def receive_request(self, msg, content):
if not isinstance(content, KQMLList):
self.error_reply(msg, "expected :content to be a list")
return
verb = content[0].to_string().lower()
if verb == "hello":
reply_msg = KQMLPerformative("tell")
reply_content = KQMLList()
reply_content.add("hello")
sender = msg.get_parameter(":sender")
if sender is not None:
reply_content.add(sender)
reply_msg.set_parameter(":content", reply_content)
self.reply(msg, reply_msg)
else:
self.error_reply(msg, "unknown request verb " + verb)
def error_reply(self, msg, comment):
reply_msg = KQMLPerformative('error')
reply_msg.sets('comment', comment)
self.reply(msg, reply_msg)
def ready(self):
msg = KQMLPerformative('tell')
content = KQMLList(['module-status', 'ready'])
msg.set('content', content)
self.send(msg)
def ready(self):
perf = KQMLPerformative('tell')
content = KQMLList(['module-status', 'ready'])
perf.set('content', content)
self.send(perf)