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# Copyright (C) 2006-2007 Red Hat, Inc.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
import logging
from functools import partial
import gobject
import dbus
from telepathy.interfaces import CHANNEL, \
CHANNEL_DISPATCHER, \
CHANNEL_DISPATCH_OPERATION, \
CHANNEL_TYPE_CONTACT_LIST, \
CHANNEL_TYPE_DBUS_TUBE, \
CHANNEL_TYPE_STREAMED_MEDIA, \
CHANNEL_TYPE_STREAM_TUBE, \
CHANNEL_TYPE_TEXT, \
CLIENT
from telepathy.constants import HANDLE_TYPE_ROOM
from sugar.graphics.xocolor import XoColor
from jarabe.model import telepathyclient
from jarabe.model import bundleregistry
from jarabe.journal import misc
CONNECTION_INTERFACE_ACTIVITY_PROPERTIES = 'org.laptop.Telepathy.ActivityProperties'
class ActivityInvite(object):
"""Invitation to a shared activity."""
def __init__(self, dispatch_operation_path, channel, handler,
activity_properties):
self._dispatch_operation_path = dispatch_operation_path
self._channel = channel
self._handler = handler
if activity_properties is not None:
self._activity_properties = activity_properties
else:
self._activity_properties = {}
def get_bundle_id(self):
if CLIENT in self._handler:
return self._handler[len(CLIENT + '.'):]
else:
return None
def get_color(self):
color = self._activity_properties.get('color', None)
return XoColor(color)
def join(self):
logging.error('ActivityInvite.join handler %r', self._handler)
registry = bundleregistry.get_registry()
bundle_id = self.get_bundle_id()
bundle = registry.get_bundle(bundle_id)
if bundle is None:
self._call_handle_with()
else:
bus = dbus.SessionBus()
bus.add_signal_receiver(self.__name_owner_changed_cb,
'NameOwnerChanged',
'org.freedesktop.DBus',
arg0=self._handler)
misc.launch(bundle, color=self.get_color(), handle_invite=True)
def __name_owner_changed_cb(self, name, old_owner, new_owner):
logging.debug('ActivityInvite.__name_owner_changed_cb %r %r %r', name, new_owner, old_owner)
if name == self._handler and new_owner and not old_owner:
self._call_handle_with()
def _call_handle_with(self):
bus = dbus.Bus()
obj = bus.get_object(CHANNEL_DISPATCHER, self._dispatch_operation_path)
dispatch_operation = dbus.Interface(obj, CHANNEL_DISPATCH_OPERATION)
dispatch_operation.HandleWith(self._handler,
reply_handler=self.__handle_with_reply_cb,
error_handler=self.__handle_with_reply_cb)
def __handle_with_reply_cb(self, error=None):
if error is not None:
raise error
else:
logging.debug('__handle_with_reply_cb')
class Invites(gobject.GObject):
__gsignals__ = {
'invite-added': (gobject.SIGNAL_RUN_FIRST,
gobject.TYPE_NONE, ([object])),
'invite-removed': (gobject.SIGNAL_RUN_FIRST,
gobject.TYPE_NONE, ([object]))
}
def __init__(self):
gobject.GObject.__init__(self)
self._dispatch_operations = {}
logging.info('KILL_PS listen for when the owner joins an activity')
#ps = presenceservice.get_instance()
#owner = ps.get_owner()
#owner.connect('joined-activity', self._owner_joined_cb)
client_handler = telepathyclient.get_instance()
client_handler.got_dispatch_operation.connect(
self.__got_dispatch_operation_cb)
def __got_dispatch_operation_cb(self, **kwargs):
logging.debug('__got_dispatch_operation_cb')
dispatch_operation_path = kwargs['dispatch_operation_path']
channel_path, channel_properties = kwargs['channels'][0]
properties = kwargs['properties']
channel_type = channel_properties[CHANNEL + '.ChannelType']
handle_type = channel_properties[CHANNEL + '.TargetHandleType']
if handle_type == HANDLE_TYPE_ROOM and \
channel_type == CHANNEL_TYPE_TEXT:
logging.debug('May be an activity, checking its properties')
connection_path = properties[CHANNEL_DISPATCH_OPERATION + '.Connection']
connection_name = connection_path.replace('/', '.')[1:]
bus = dbus.Bus()
connection = bus.get_object(connection_name, connection_path)
connection.GetProperties(
channel_properties[CHANNEL + '.TargetHandle'],
dbus_interface=CONNECTION_INTERFACE_ACTIVITY_PROPERTIES,
reply_handler=partial(self.__get_properties_cb,
channel_path,
channel_properties,
dispatch_operation_path),
error_handler=partial(self.__error_handler_cb,
channel_path,
channel_properties,
dispatch_operation_path))
else:
self._dispatch_non_sugar_invitation(channel_path,
channel_properties,
dispatch_operation_path)
def __get_properties_cb(self, channel_path, channel_properties,
dispatch_operation_path, properties):
logging.debug('__get_properties_cb %r', properties)
handler = '%s.%s' % (CLIENT, properties['type'])
self._add_invite(dispatch_operation_path, channel_path, handler,
properties)
def __error_handler_cb(self, channel_path, channel_properties,
dispatch_operation_path, error):
logging.debug('__error_handler_cb %r', error)
if error.get_dbus_name() == 'org.freedesktop.Telepathy.Error.NotAvailable':
self._dispatch_non_sugar_invitation(channel_path,
channel_properties,
dispatch_operation_path)
else:
raise error
def _dispatch_non_sugar_invitation(self, channel_path, channel_properties,
dispatch_operation_path):
handler = None
channel_type = channel_properties[CHANNEL + '.ChannelType']
if channel_type == CHANNEL_TYPE_CONTACT_LIST:
self._handle_with(dispatch_operation_path, CLIENT + '.Sugar')
elif channel_type == CHANNEL_TYPE_TEXT:
handler = CLIENT + '.org.laptop.Chat'
elif channel_type == CHANNEL_TYPE_STREAMED_MEDIA:
handler = CLIENT + '.org.laptop.VideoChat'
elif channel_type == CHANNEL_TYPE_DBUS_TUBE:
handler = channel_properties[CHANNEL_TYPE_DBUS_TUBE + '.ServiceName']
elif channel_type == CHANNEL_TYPE_STREAM_TUBE:
handler = channel_properties[CHANNEL_TYPE_STREAM_TUBE + '.Service']
else:
self._handle_with(dispatch_operation_path, '')
if handler is not None:
logging.debug('Adding an invite from a non-Sugar client')
self._add_invite(dispatch_operation_path, channel_path, handler)
def _handle_with(self, dispatch_operation_path, handler):
logging.debug('_handle_with %r %r', dispatch_operation_path, handler)
bus = dbus.Bus()
obj = bus.get_object(CHANNEL_DISPATCHER, dispatch_operation_path)
dispatch_operation = dbus.Interface(obj, CHANNEL_DISPATCH_OPERATION)
dispatch_operation.HandleWith(handler,
reply_handler=self.__handle_with_reply_cb,
error_handler=self.__handle_with_reply_cb)
def __handle_with_reply_cb(self, error=None):
if error is not None:
logging.error('__handle_with_reply_cb %r', error)
else:
logging.debug('__handle_with_reply_cb')
def _add_invite(self, dispatch_operation_path, channel, handler,
activity_properties=None):
logging.debug('_add_invite %r %r %r', dispatch_operation_path, channel, handler)
if dispatch_operation_path in self._dispatch_operations:
# there is no point to have more than one invite for the same
# dispatch operation
return
invite = ActivityInvite(dispatch_operation_path, channel, handler,
activity_properties)
self._dispatch_operations[dispatch_operation_path] = invite
self.emit('invite-added', invite)
def _remove_invite(self, invite):
del self._dispatch_operations[invite.get_activity_id()]
self.emit('invite-removed', invite)
def remove_activity(self, activity_id):
invite = self._dispatch_operations.get(activity_id)
if invite is not None:
self.remove_invite(invite)
def remove_private_channel(self, private_channel):
invite = self._dispatch_operations.get(private_channel)
if invite is not None:
self.remove_private_invite(invite)
def _owner_joined_cb(self, owner, activity):
self.remove_activity(activity.props.id)
def __iter__(self):
return self._dispatch_operations.values().__iter__()
_instance = None
def get_instance():
global _instance
if not _instance:
_instance = Invites()
return _instance
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