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from sugar import env
from sugar.chat.BuddyChat import BuddyChat
from sugar.activity import ActivityFactory
from sugar.presence.PresenceService import PresenceService
from sugar.p2p.Stream import Stream
from sugar.chat.Chat import Chat
class ChatController:
def __init__(self, shell):
self._shell = shell
self._id_to_name = {}
self._name_to_chat = {}
self._shell.connect('activity-closed', self.__activity_closed_cb)
def __activity_closed_cb(self, shell, activity):
activity_id = activity.get_id()
if self._id_to_name.has_key(activity_id):
name = self._id_to_name[activity_id]
del self._name_to_chat[name]
del self._id_to_name[activity_id]
def listen(self):
self._pservice = PresenceService()
self._pservice.register_service_type(BuddyChat.SERVICE_TYPE)
self._service = self._pservice.register_service(env.get_nick_name(),
BuddyChat.SERVICE_TYPE)
self._buddy_stream = Stream.new_from_service(self._service)
self._buddy_stream.set_data_listener(self._recv_message)
def open_chat_activity(self, buddy):
service = buddy.get_service_of_type(BuddyChat.SERVICE_TYPE)
if service:
activity = self._shell.start_activity('com.redhat.Sugar.ChatActivity')
activity.execute('connect', [service.object_path()])
self._name_to_chat[buddy.get_name()] = activity
self._id_to_name[activity.get_id()] = buddy.get_name()
def _get_chat_activity(self, buddy):
nick = buddy.get_name()
if not self._name_to_chat.has_key(nick):
self.open_chat_activity(buddy)
return self._name_to_chat[nick]
def _recv_message(self, address, message):
[nick, msg] = Chat.deserialize_message(message)
buddy = self._pservice.get_buddy_by_name(nick)
if buddy:
activity = self._get_chat_activity(buddy)
if activity:
activity.execute('message', [message])
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