/usr/share/pyshared/jarabe/model/invites.py is in python-jarabe-0.98 0.98.8-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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# Copyright (C) 2010 Collabora Ltd. <http://www.collabora.co.uk/>
#
# 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 simplejson
from gi.repository import GObject
import dbus
from gi.repository import GConf
from telepathy.interfaces import CHANNEL, \
CHANNEL_DISPATCHER, \
CHANNEL_DISPATCH_OPERATION, \
CHANNEL_TYPE_CONTACT_LIST, \
CHANNEL_TYPE_TEXT, \
CLIENT
from telepathy.constants import HANDLE_TYPE_ROOM
from sugar3.graphics.xocolor import XoColor
from jarabe.model import telepathyclient
from jarabe.model import bundleregistry
from jarabe.model import neighborhood
from jarabe.journal import misc
CONNECTION_INTERFACE_ACTIVITY_PROPERTIES = \
'org.laptop.Telepathy.ActivityProperties'
_instance = None
class BaseInvite(object):
"""Invitation to shared activity or private 1-1 Telepathy channel"""
def __init__(self, dispatch_operation_path, handle, handler):
self.dispatch_operation_path = dispatch_operation_path
self._handle = handle
self._handler = handler
def get_bundle_id(self):
if CLIENT in self._handler:
return self._handler[len(CLIENT + '.'):]
else:
return None
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')
def _name_owner_changed_cb(self, name, old_owner, new_owner):
logging.debug('BaseInvite._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()
class ActivityInvite(BaseInvite):
"""Invitation to a shared activity."""
def __init__(self, dispatch_operation_path, handle, handler,
activity_properties):
BaseInvite.__init__(self, dispatch_operation_path, handle, handler)
if activity_properties is not None:
self._activity_properties = activity_properties
else:
self._activity_properties = {}
def get_color(self):
color = self._activity_properties.get('color', None)
# arrives unicode but we connect with byte_arrays=True - SL #4157
if color is not None:
color = str(color)
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()
return
bus = dbus.SessionBus()
bus.add_signal_receiver(self._name_owner_changed_cb,
'NameOwnerChanged',
'org.freedesktop.DBus',
arg0=self._handler)
model = neighborhood.get_model()
activity_id = model.get_activity_by_room(self._handle).activity_id
misc.launch(bundle, color=self.get_color(), invited=True,
activity_id=activity_id)
class PrivateInvite(BaseInvite):
def __init__(self, dispatch_operation_path, handle, handler,
private_channel):
BaseInvite.__init__(self, dispatch_operation_path, handle, handler)
self._private_channel = private_channel
def get_color(self):
client = GConf.Client.get_default()
return XoColor(client.get_string('/desktop/sugar/user/color'))
def join(self):
logging.error('PrivateInvite.join handler %r', self._handler)
registry = bundleregistry.get_registry()
bundle_id = self.get_bundle_id()
bundle = registry.get_bundle(bundle_id)
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(), invited=True,
uri=self._private_channel)
class Invites(GObject.GObject):
__gsignals__ = {
'invite-added': (GObject.SignalFlags.RUN_FIRST, None,
([object])),
'invite-removed': (GObject.SignalFlags.RUN_FIRST, None,
([object])),
}
def __init__(self):
GObject.GObject.__init__(self)
self._dispatch_operations = {}
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']
handle = channel_properties[CHANNEL + '.TargetHandle']
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,
handle,
dispatch_operation_path),
error_handler=partial(self.__error_handler_cb,
handle,
channel_properties,
dispatch_operation_path,
channel_path,
properties))
else:
self._dispatch_non_sugar_invitation(handle,
channel_properties,
dispatch_operation_path,
channel_path,
properties)
def __get_properties_cb(self, handle, dispatch_operation_path, properties):
logging.debug('__get_properties_cb %r', properties)
handler = '%s.%s' % (CLIENT, properties['type'])
self._add_invite(dispatch_operation_path, handle, handler, properties)
def __error_handler_cb(self, handle, channel_properties,
dispatch_operation_path, channel_path,
properties, error):
logging.debug('__error_handler_cb %r', error)
exception_name = 'org.freedesktop.Telepathy.Error.NotAvailable'
if error.get_dbus_name() == exception_name:
self._dispatch_non_sugar_invitation(handle,
channel_properties,
dispatch_operation_path,
channel_path,
properties)
else:
raise error
def _dispatch_non_sugar_invitation(self, handle, channel_properties,
dispatch_operation_path, channel_path,
properties):
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'
self._add_private_invite(dispatch_operation_path, handle, handler,
channel_path, properties)
return
else:
self._call_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, handle, handler)
def _call_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, handle, handler,
activity_properties=None):
logging.debug('_add_invite %r %r %r', dispatch_operation_path, handle,
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, handle, handler,
activity_properties)
self._dispatch_operations[dispatch_operation_path] = invite
self.emit('invite-added', invite)
def _add_private_invite(self, dispatch_operation_path, handle, handler,
channel_path, properties):
connection_path = properties[CHANNEL_DISPATCH_OPERATION +
'.Connection']
connection_name = connection_path.replace('/', '.')[1:]
private_channel = simplejson.dumps([connection_name,
connection_path, channel_path])
invite = PrivateInvite(dispatch_operation_path, handle, handler,
private_channel)
self._dispatch_operations[dispatch_operation_path] = invite
self.emit('invite-added', invite)
def remove_invite(self, invite):
del self._dispatch_operations[invite.dispatch_operation_path]
self.emit('invite-removed', invite)
def __iter__(self):
return self._dispatch_operations.values().__iter__()
def get_instance():
global _instance
if not _instance:
_instance = Invites()
return _instance
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