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from sugar.presence import PresenceService
from sugar.graphics.iconcolor import IconColor
from sugar.p2p import Stream
from sugar import util
_PRESENCE_SERVICE_TYPE = "_presence_olpc._tcp"
class BotService(object):
def __init__(self, bot):
self._bot = bot
def announce(self):
props = { 'color': self._bot.color.to_string() }
pservice = PresenceService.get_instance()
self._service = pservice.register_service(self._bot.name,
_PRESENCE_SERVICE_TYPE, properties=props)
self._stream = Stream.Stream.new_from_service(self._service)
self._stream.register_reader_handler(
self._handle_buddy_icon_request, "get_buddy_icon")
self._stream.register_reader_handler(
self._handle_invite, "invite")
def _handle_buddy_icon_request(self):
if self._bot.icon:
fd = open(self._bot.icon, "r")
icon_data = fd.read()
fd.close()
if icon_data:
return base64.b64encode(self._icon)
return ''
def _handle_invite(self, issuer, bundle_id, activity_id):
return ''
def set_current_activity(self, activity_id):
self._service.set_published_value('curact', dbus.String(activity_id))
class Bot(object):
def __init__(self):
self.name = util.unique_id()
self.color = IconColor()
self.icon = None
def start(self):
self._service = BotService(self)
self._service.announce()
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