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sugar-toolkit-gtk3/services/presence/server_plugin.py
Dan Williams a67d87c2a6 Fix server-based registration
2007-05-08 16:28:55 -04:00

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"""Telepathy-python presence server interface/implementation plugin"""
# Copyright (C) 2007, Red Hat, Inc.
# Copyright (C) 2007, Collabora Ltd.
#
# 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 gobject
import dbus
from sugar import util
import gtk
from buddyiconcache import BuddyIconCache
import logging
import os
import sys
import psutils
from telepathy.client import ConnectionManager, ManagerRegistry, Connection, Channel
from telepathy.interfaces import (
CONN_MGR_INTERFACE, CONN_INTERFACE, CHANNEL_TYPE_CONTACT_LIST, CHANNEL_INTERFACE_GROUP, CONN_INTERFACE_ALIASING,
CONN_INTERFACE_AVATARS, CONN_INTERFACE_PRESENCE, CHANNEL_TYPE_TEXT, CHANNEL_TYPE_STREAMED_MEDIA)
from telepathy.constants import (
CONNECTION_HANDLE_TYPE_NONE, CONNECTION_HANDLE_TYPE_CONTACT,
CONNECTION_STATUS_CONNECTED, CONNECTION_STATUS_DISCONNECTED, CONNECTION_STATUS_CONNECTING,
CONNECTION_HANDLE_TYPE_LIST, CONNECTION_HANDLE_TYPE_CONTACT, CONNECTION_HANDLE_TYPE_ROOM,
CONNECTION_STATUS_REASON_AUTHENTICATION_FAILED)
CONN_INTERFACE_BUDDY_INFO = 'org.laptop.Telepathy.BuddyInfo'
CONN_INTERFACE_ACTIVITY_PROPERTIES = 'org.laptop.Telepathy.ActivityProperties'
_PROTOCOL = "jabber"
class InvalidBuddyError(Exception):
"""(Unused) exception to indicate an invalid buddy specifier"""
def _buddy_icon_save_cb(buf, data):
data[0] += buf
return True
def _get_buddy_icon_at_size(icon, maxw, maxh, maxsize):
loader = gtk.gdk.PixbufLoader()
loader.write(icon)
loader.close()
unscaled_pixbuf = loader.get_pixbuf()
del loader
pixbuf = unscaled_pixbuf.scale_simple(maxw, maxh, gtk.gdk.INTERP_BILINEAR)
del unscaled_pixbuf
data = [""]
quality = 90
img_size = maxsize + 1
while img_size > maxsize:
del data
data = [""]
pixbuf.save_to_callback(_buddy_icon_save_cb, "jpeg", {"quality":"%d" % quality}, data)
quality -= 10
img_size = len(data[0])
del pixbuf
if img_size > maxsize:
del data
raise RuntimeError("could not size image less than %d bytes" % maxsize)
return str(data[0])
class ServerPlugin(gobject.GObject):
"""Telepathy-python-based presence server interface
The ServerPlugin instance translates network events from
Telepathy Python into GObject events. It provides direct
python calls to perform the required network operations
to implement the PresenceService.
"""
__gsignals__ = {
'contact-online': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE,
([gobject.TYPE_PYOBJECT, gobject.TYPE_PYOBJECT])),
'contact-offline': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE,
([gobject.TYPE_PYOBJECT])),
'status': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE,
([gobject.TYPE_INT, gobject.TYPE_INT])),
'avatar-updated': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE,
([gobject.TYPE_PYOBJECT, gobject.TYPE_PYOBJECT])),
'buddy-properties-changed': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE,
([gobject.TYPE_PYOBJECT, gobject.TYPE_PYOBJECT])),
'buddy-activities-changed': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE,
([gobject.TYPE_PYOBJECT, gobject.TYPE_PYOBJECT])),
'activity-invitation': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE,
([gobject.TYPE_PYOBJECT])),
'private-invitation': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE,
([gobject.TYPE_PYOBJECT])),
'activity-properties-changed': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE,
([gobject.TYPE_PYOBJECT, gobject.TYPE_PYOBJECT])),
'activity-shared': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE,
([gobject.TYPE_PYOBJECT, gobject.TYPE_PYOBJECT,
gobject.TYPE_PYOBJECT, gobject.TYPE_PYOBJECT])),
'activity-joined': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE,
([gobject.TYPE_PYOBJECT, gobject.TYPE_PYOBJECT,
gobject.TYPE_PYOBJECT, gobject.TYPE_PYOBJECT]))
}
def __init__(self, registry, owner):
"""Initialize the ServerPlugin instance
registry -- telepathy.client.ManagerRegistry from the
PresenceService, used to find the "gabble" connection
manager in this case...
owner -- presence.buddy.GenericOwner instance (normally a
presence.buddy.ShellOwner instance)
"""
gobject.GObject.__init__(self)
self._icon_cache = BuddyIconCache()
self._gabble_mgr = registry.GetManager('gabble')
self._online_contacts = {} # handle -> jid
self._activities = {} # activity id -> handle
self._joined_activities = [] # (activity_id, handle of the activity channel)
self._owner = owner
self._owner.connect("property-changed", self._owner_property_changed_cb)
self._owner.connect("icon-changed", self._owner_icon_changed_cb)
self._account = self._get_account_info()
self._conn = self._init_connection()
self._reconnect_id = 0
def _owner_property_changed_cb(self, owner, properties):
"""Local user's configuration properties have changed
owner -- the Buddy object for the local user
properties -- set of updated properties
calls:
_set_self_current_activity current-activity
_set_self_alias nick
_set_self_olpc_properties color
depending on which properties are present in the
set of properties.
"""
logging.debug("Owner properties changed: %s" % properties)
if properties.has_key("current-activity"):
self._set_self_current_activity()
if properties.has_key("nick"):
self._set_self_alias()
if properties.has_key("color") or properties.has_key("ip4-address"):
self._set_self_olpc_properties()
def _owner_icon_changed_cb(self, owner, icon):
"""Owner has changed their icon, forward to network"""
logging.debug("Owner icon changed to size %d" % len(str(icon)))
self._set_self_avatar(icon)
def _get_account_info(self):
"""Retrieve metadata dictionary describing this account
returns dictionary with:
server : server url from owner
account : printable-ssh-key-hash@server
password : ssh-key-hash
register : whether to register (i.e. whether not yet
registered)
"""
account_info = {}
account_info['server'] = self._owner.get_server()
khash = util.printable_hash(util._sha_data(self._owner.props.key))
account_info['account'] = "%s@%s" % (khash, account_info['server'])
account_info['password'] = self._owner.get_key_hash()
account_info['register'] = not self._owner.get_registered()
print "ACCT: %s" % account_info
return account_info
def _find_existing_connection(self):
"""Try to find an existing Telepathy connection to this server
filters the set of connections from
telepathy.client.Connection.get_connections
to find a connection using our protocol with the
"self handle" of that connection being a handle
which matches our account (see _get_account_info)
returns connection or None
"""
our_name = self._account['account']
# Search existing connections, if any, that we might be able to use
connections = Connection.get_connections()
conn = None
for item in connections:
if not item.object_path.startswith("/org/freedesktop/Telepathy/Connection/gabble/jabber/"):
continue
if item[CONN_INTERFACE].GetProtocol() != _PROTOCOL:
continue
if item[CONN_INTERFACE].GetStatus() == CONNECTION_STATUS_CONNECTED:
test_handle = item[CONN_INTERFACE].RequestHandles(CONNECTION_HANDLE_TYPE_CONTACT, [our_name])[0]
if item[CONN_INTERFACE].GetSelfHandle() != test_handle:
continue
return item
return None
def get_connection(self):
"""Retrieve our telepathy.client.Connection object"""
return self._conn
def _init_connection(self):
"""Set up our connection
if there is no existing connection
(_find_existing_connection returns None)
produce a new connection with our protocol for our
account.
if there is an existing connection, reuse it by
registering for various of events on it.
"""
conn = self._find_existing_connection()
if not conn:
acct = self._account.copy()
# Create a new connection
name, path = self._gabble_mgr[CONN_MGR_INTERFACE].RequestConnection(_PROTOCOL, acct)
conn = Connection(name, path)
del acct
conn[CONN_INTERFACE].connect_to_signal('StatusChanged', self._status_changed_cb)
conn[CONN_INTERFACE].connect_to_signal('NewChannel', self._new_channel_cb)
# hack
conn._valid_interfaces.add(CONN_INTERFACE_PRESENCE)
conn._valid_interfaces.add(CONN_INTERFACE_BUDDY_INFO)
conn._valid_interfaces.add(CONN_INTERFACE_ACTIVITY_PROPERTIES)
conn._valid_interfaces.add(CONN_INTERFACE_AVATARS)
conn._valid_interfaces.add(CONN_INTERFACE_ALIASING)
conn[CONN_INTERFACE_PRESENCE].connect_to_signal('PresenceUpdate',
self._presence_update_cb)
return conn
def _request_list_channel(self, name):
"""Request a contact-list channel from Telepathy
name -- publish/subscribe, for the type of channel
"""
handle = self._conn[CONN_INTERFACE].RequestHandles(
CONNECTION_HANDLE_TYPE_LIST, [name])[0]
chan_path = self._conn[CONN_INTERFACE].RequestChannel(
CHANNEL_TYPE_CONTACT_LIST, CONNECTION_HANDLE_TYPE_LIST,
handle, True)
channel = Channel(self._conn._dbus_object._named_service, chan_path)
# hack
channel._valid_interfaces.add(CHANNEL_INTERFACE_GROUP)
return channel
def _connected_cb(self):
"""Callback on successful connection to a server
"""
if self._account['register']:
# we successfully register this account
self._owner.set_registered(True)
# the group of contacts who may receive your presence
publish = self._request_list_channel('publish')
publish_handles, local_pending, remote_pending = publish[CHANNEL_INTERFACE_GROUP].GetAllMembers()
# the group of contacts for whom you wish to receive presence
subscribe = self._request_list_channel('subscribe')
subscribe_handles = subscribe[CHANNEL_INTERFACE_GROUP].GetMembers()
if local_pending:
# accept pending subscriptions
#print 'pending: %r' % local_pending
publish[CHANNEL_INTERFACE_GROUP].AddMembers(local_pending, '')
not_subscribed = list(set(publish_handles) - set(subscribe_handles))
self_handle = self._conn[CONN_INTERFACE].GetSelfHandle()
self._online_contacts[self_handle] = self._account['account']
for handle in not_subscribed:
# request subscriptions from people subscribed to us if we're not subscribed to them
subscribe[CHANNEL_INTERFACE_GROUP].AddMembers([self_handle], '')
if CONN_INTERFACE_BUDDY_INFO not in self._conn.get_valid_interfaces():
logging.debug('OLPC information not available')
self.cleanup()
return
self._conn[CONN_INTERFACE_BUDDY_INFO].connect_to_signal('PropertiesChanged',
self._buddy_properties_changed_cb)
self._conn[CONN_INTERFACE_BUDDY_INFO].connect_to_signal('ActivitiesChanged',
self._buddy_activities_changed_cb)
self._conn[CONN_INTERFACE_BUDDY_INFO].connect_to_signal('CurrentActivityChanged',
self._buddy_current_activity_changed_cb)
self._conn[CONN_INTERFACE_AVATARS].connect_to_signal('AvatarUpdated',
self._avatar_updated_cb)
self._conn[CONN_INTERFACE_ALIASING].connect_to_signal('AliasesChanged',
self._alias_changed_cb)
self._conn[CONN_INTERFACE_ACTIVITY_PROPERTIES].connect_to_signal('ActivityPropertiesChanged',
self._activity_properties_changed_cb)
# Set initial buddy properties, avatar, and activities
self._set_self_olpc_properties()
self._set_self_alias()
self._set_self_activities()
self._set_self_current_activity()
self._set_self_avatar()
# Request presence for everyone on the channel
self._conn[CONN_INTERFACE_PRESENCE].GetPresence(subscribe_handles,
ignore_reply=True)
def _set_self_avatar_cb(self, token):
self._icon_cache.set_avatar(hash, token)
def _set_self_avatar(self, icon_data=None):
if not icon_data:
icon_data = self._owner.props.icon
m = None
if sys.version_info[:3] >= (2, 5, 0):
import hashlib
m = hashlib.md5()
else:
import md5
m = md5.new()
m.update(icon_data)
hash = m.hexdigest()
self_handle = self._conn[CONN_INTERFACE].GetSelfHandle()
token = self._conn[CONN_INTERFACE_AVATARS].GetAvatarTokens([self_handle])[0]
if self._icon_cache.check_avatar(hash, token):
# avatar is up to date
return
types, minw, minh, maxw, maxh, maxsize = self._conn[CONN_INTERFACE_AVATARS].GetAvatarRequirements()
if not "image/jpeg" in types:
logging.debug("server does not accept JPEG format avatars.")
return
img_data = _get_buddy_icon_at_size(icon_data, min(maxw, 96), min(maxh, 96), maxsize)
self._conn[CONN_INTERFACE_AVATARS].SetAvatar(img_data, "image/jpeg",
reply_handler=self._set_self_avatar_cb,
error_handler=lambda *args: self._log_error_cb("setting avatar", *args))
def _join_activity_create_channel_cb(self, activity_id, signal, handle, userdata, chan_path):
channel = Channel(self._conn._dbus_object._named_service, chan_path)
self._joined_activities.append((activity_id, handle))
self._set_self_activities()
self.emit(signal, activity_id, channel, None, userdata)
def _join_activity_get_channel_cb(self, activity_id, signal, userdata, handles):
if not self._activities.has_key(activity_id):
self._activities[activity_id] = handles[0]
if (activity_id, handles[0]) in self._joined_activities:
e = RuntimeError("Already joined activity %s" % activity_id)
logging.debug(str(e))
self.emit(signal, activity_id, None, e, userdata)
return
self._conn[CONN_INTERFACE].RequestChannel(CHANNEL_TYPE_TEXT,
CONNECTION_HANDLE_TYPE_ROOM, handles[0], True,
reply_handler=lambda *args: self._join_activity_create_channel_cb(activity_id, signal, handles[0], userdata, *args),
error_handler=lambda *args: self._join_error_cb(activity_id, signal, userdata, *args))
def _join_error_cb(self, activity_id, signal, userdata, err):
e = Exception("Error joining/sharing activity %s: %s" % (activity_id, err))
logging.debug(str(e))
self.emit(signal, activity_id, None, e, userdata)
def _internal_join_activity(self, activity_id, signal, userdata):
handle = self._activities.get(activity_id)
if not handle:
# FIXME: figure out why the server can't figure this out itself
room_jid = activity_id + "@conference." + self._account["server"]
self._conn[CONN_INTERFACE].RequestHandles(CONNECTION_HANDLE_TYPE_ROOM, [room_jid],
reply_handler=lambda *args: self._join_activity_get_channel_cb(activity_id, signal, userdata, *args),
error_handler=lambda *args: self._join_error_cb(activity_id, signal, userdata, *args))
else:
self._join_activity_get_channel_cb(activity_id, signal, userdata, [handle])
def share_activity(self, activity_id, userdata):
"""Share activity with the network
activity_id -- unique ID for the activity
userdata -- opaque token to be passed in the resulting event
(id, callback, errback) normally
Asks the Telepathy server to create a "conference" channel
for the activity or return a handle to an already created
conference channel for the activity.
"""
self._internal_join_activity(activity_id, "activity-shared", userdata)
def join_activity(self, activity_id, userdata):
"""Join an activity on the network (or locally)
activity_id -- unique ID for the activity
userdata -- opaque token to be passed in the resulting event
(id, callback, errback) normally
Asks the Telepathy server to create a "conference" channel
for the activity or return a handle to an already created
conference channel for the activity.
"""
self._internal_join_activity(activity_id, "activity-joined", userdata)
def _ignore_success_cb(self):
"""Ignore an event (null-operation)"""
def _log_error_cb(self, msg, err):
"""Log a message (error) at debug level with prefix msg"""
logging.debug("Error %s: %s" % (msg, err))
def _set_self_olpc_properties(self):
"""Set color and key on our Telepathy server identity"""
props = {}
props['color'] = self._owner.props.color
props['key'] = dbus.ByteArray(self._owner.props.key)
addr = self._owner.props.ip4_address
if not addr:
props['ip4-address'] = ""
else:
props['ip4-address'] = addr
self._conn[CONN_INTERFACE_BUDDY_INFO].SetProperties(props,
reply_handler=self._ignore_success_cb,
error_handler=lambda *args: self._log_error_cb("setting properties", *args))
def _set_self_alias(self):
"""Forwarded to SetActivities on AliasInfo channel"""
alias = self._owner.props.nick
self_handle = self._conn[CONN_INTERFACE].GetSelfHandle()
self._conn[CONN_INTERFACE_ALIASING].SetAliases({self_handle : alias},
reply_handler=self._ignore_success_cb,
error_handler=lambda *args: self._log_error_cb("setting alias", *args))
def _set_self_activities(self):
"""Forward set of joined activities to network
uses SetActivities on BuddyInfo channel
"""
self._conn[CONN_INTERFACE_BUDDY_INFO].SetActivities(self._joined_activities,
reply_handler=self._ignore_success_cb,
error_handler=lambda *args: self._log_error_cb("setting activities", *args))
def _set_self_current_activity(self):
"""Forward our current activity (or "") to network
uses SetCurrentActivity on BuddyInfo channel
"""
cur_activity = self._owner.props.current_activity
cur_activity_handle = 0
if not cur_activity:
cur_activity = ""
else:
cur_activity_handle = self._get_handle_for_activity(cur_activity)
if not cur_activity_handle:
# dont advertise a current activity that's not shared
cur_activity = ""
logging.debug("Setting current activity to '%s' (handle %s)" % (cur_activity, cur_activity_handle))
self._conn[CONN_INTERFACE_BUDDY_INFO].SetCurrentActivity(cur_activity,
cur_activity_handle,
reply_handler=self._ignore_success_cb,
error_handler=lambda *args: self._log_error_cb("setting current activity", *args))
def _get_handle_for_activity(self, activity_id):
"""Retrieve current handle for given activity or None"""
for (act, handle) in self._joined_activities:
if activity_id == act:
return handle
return None
def _status_changed_cb(self, state, reason):
"""Handle notification of connection-status change
state -- CONNECTION_STATUS_*
reason -- integer code describing the reason...
"""
if state == CONNECTION_STATUS_CONNECTING:
logging.debug("State: connecting...")
elif state == CONNECTION_STATUS_CONNECTED:
logging.debug("State: connected")
self._connected_cb()
self.emit('status', state, int(reason))
elif state == CONNECTION_STATUS_DISCONNECTED:
logging.debug("State: disconnected (reason %r)" % reason)
self.emit('status', state, int(reason))
self._conn = None
if reason == CONNECTION_STATUS_REASON_AUTHENTICATION_FAILED:
# FIXME: handle connection failure; retry later?
pass
def start(self):
"""Start up the Telepathy networking connections
if we are already connected, query for the initial contact
information.
if we are already connecting, do nothing
otherwise initiate a connection and transfer control to
_connect_reply_cb or _connect_error_cb
"""
logging.debug("Starting up...")
# If the connection is already connected query initial contacts
conn_status = self._conn[CONN_INTERFACE].GetStatus()
if conn_status == CONNECTION_STATUS_CONNECTED:
self._connected_cb()
subscribe = self._request_list_channel('subscribe')
subscribe_handles = subscribe[CHANNEL_INTERFACE_GROUP].GetMembers()
self._conn[CONN_INTERFACE_PRESENCE].RequestPresence(subscribe_handles)
elif conn_status == CONNECTION_STATUS_CONNECTING:
pass
else:
self._conn[CONN_INTERFACE].Connect(reply_handler=self._connect_reply_cb,
error_handler=self._connect_error_cb)
def _connect_reply_cb(self):
"""Handle connection success"""
if self._reconnect_id > 0:
gobject.source_remove(self._reconnect_id)
def _reconnect(self):
"""Reset number-of-attempted connections and re-attempt"""
self._reconnect_id = 0
self.start()
return False
def _connect_error_cb(self, exception):
"""Handle connection failure"""
logging.debug("Connect error: %s" % exception)
if not self._reconnect_id:
self._reconnect_id = gobject.timeout_add(10000, self._reconnect)
def cleanup(self):
"""If we still have a connection, disconnect it"""
if not self._conn:
return
self._conn[CONN_INTERFACE].Disconnect()
def _contact_offline(self, handle):
"""Handle contact going offline (send message, update set)"""
if not self._online_contacts.has_key(handle):
return
if self._online_contacts[handle]:
self.emit("contact-offline", handle)
del self._online_contacts[handle]
def _contact_online_activities_cb(self, handle, activities):
"""Handle contact's activity list update"""
self._buddy_activities_changed_cb(handle, activities)
def _contact_online_activities_error_cb(self, handle, err):
"""Handle contact's activity list being unavailable"""
logging.debug("Handle %s - Error getting activities: %s" % (handle, err))
self._contact_offline(handle)
def _contact_online_aliases_cb(self, handle, props, aliases):
"""Handle contact's alias being received (do further queries)"""
if not aliases or not len(aliases):
logging.debug("Handle %s - No aliases" % handle)
self._contact_offline(handle)
return
props['nick'] = aliases[0]
jid = self._conn[CONN_INTERFACE].InspectHandles(CONNECTION_HANDLE_TYPE_CONTACT, [handle])[0]
self._online_contacts[handle] = jid
self.emit("contact-online", handle, props)
self._conn[CONN_INTERFACE_BUDDY_INFO].GetActivities(handle,
reply_handler=lambda *args: self._contact_online_activities_cb(handle, *args),
error_handler=lambda *args: self._contact_online_activities_error_cb(handle, *args))
def _contact_online_aliases_error_cb(self, handle, err):
"""Handle failure to retrieve given user's alias/information"""
logging.debug("Handle %s - Error getting nickname: %s" % (handle, err))
self._contact_offline(handle)
def _contact_online_properties_cb(self, handle, props):
"""Handle failure to retrieve given user's alias/information"""
if not props.has_key('key'):
logging.debug("Handle %s - invalid key." % handle)
self._contact_offline(handle)
return
if not props.has_key('color'):
logging.debug("Handle %s - invalid color." % handle)
self._contact_offline(handle)
return
# Convert key from dbus byte array to python string
props["key"] = psutils.bytes_to_string(props["key"])
self._conn[CONN_INTERFACE_ALIASING].RequestAliases([handle],
reply_handler=lambda *args: self._contact_online_aliases_cb(handle, props, *args),
error_handler=lambda *args: self._contact_online_aliases_error_cb(handle, *args))
def _contact_online_properties_error_cb(self, handle, err):
"""Handle error retrieving property-set for a user (handle)"""
logging.debug("Handle %s - Error getting properties: %s" % (handle, err))
self._contact_offline(handle)
def _contact_online(self, handle):
"""Handle a contact coming online"""
self._online_contacts[handle] = None
if handle == self._conn[CONN_INTERFACE].GetSelfHandle():
jid = self._conn[CONN_INTERFACE].InspectHandles(CONNECTION_HANDLE_TYPE_CONTACT, [handle])[0]
self._online_contacts[handle] = jid
# ignore network events for Owner property changes since those
# are handled locally
return
self._conn[CONN_INTERFACE_BUDDY_INFO].GetProperties(handle,
reply_handler=lambda *args: self._contact_online_properties_cb(handle, *args),
error_handler=lambda *args: self._contact_online_properties_error_cb(handle, *args))
def _presence_update_cb(self, presence):
"""Send update for online/offline status of presence"""
for handle in presence:
timestamp, statuses = presence[handle]
online = handle in self._online_contacts
for status, params in statuses.items():
jid = self._conn[CONN_INTERFACE].InspectHandles(CONNECTION_HANDLE_TYPE_CONTACT, [handle])[0]
olstr = "ONLINE"
if not online: olstr = "OFFLINE"
logging.debug("Handle %s (%s) was %s, status now '%s'." % (handle, jid, olstr, status))
if not online and status in ["available", "away", "brb", "busy", "dnd", "xa"]:
self._contact_online(handle)
elif status in ["offline", "invisible"]:
self._contact_offline(handle)
def _avatar_updated_cb(self, handle, new_avatar_token):
"""Handle update of given user (handle)'s avatar"""
if handle == self._conn[CONN_INTERFACE].GetSelfHandle():
# ignore network events for Owner property changes since those
# are handled locally
return
if not self._online_contacts.has_key(handle):
logging.debug("Handle %s unknown." % handle)
return
jid = self._online_contacts[handle]
if not jid:
logging.debug("Handle %s not valid yet..." % handle)
return
icon = self._icon_cache.get_icon(jid, new_avatar_token)
if not icon:
# cache miss
avatar, mime_type = self._conn[CONN_INTERFACE_AVATARS].RequestAvatar(handle)
icon = ''.join(map(chr, avatar))
self._icon_cache.store_icon(jid, new_avatar_token, icon)
self.emit("avatar-updated", handle, icon)
def _alias_changed_cb(self, aliases):
"""Handle update of aliases for all users"""
for handle, alias in aliases:
prop = {'nick': alias}
#print "Buddy %s alias changed to %s" % (handle, alias)
if self._online_contacts.has_key(handle) and self._online_contacts[handle]:
self._buddy_properties_changed_cb(handle, prop)
def _buddy_properties_changed_cb(self, handle, properties):
"""Handle update of given user (handle)'s properties"""
if handle == self._conn[CONN_INTERFACE].GetSelfHandle():
# ignore network events for Owner property changes since those
# are handled locally
return
if self._online_contacts.has_key(handle) and self._online_contacts[handle]:
self.emit("buddy-properties-changed", handle, properties)
def _buddy_activities_changed_cb(self, handle, activities):
"""Handle update of given user (handle)'s activities"""
if handle == self._conn[CONN_INTERFACE].GetSelfHandle():
# ignore network events for Owner activity changes since those
# are handled locally
return
if not self._online_contacts.has_key(handle) or not self._online_contacts[handle]:
return
for act_id, act_handle in activities:
self._activities[act_id] = act_handle
activities_id = map(lambda x: x[0], activities)
self.emit("buddy-activities-changed", handle, activities_id)
def _buddy_current_activity_changed_cb(self, handle, activity, channel):
"""Handle update of given user (handle)'s current activity"""
if handle == self._conn[CONN_INTERFACE].GetSelfHandle():
# ignore network events for Owner current activity changes since those
# are handled locally
return
if not self._online_contacts.has_key(handle) or not self._online_contacts[handle]:
return
if not len(activity) or not util.validate_activity_id(activity):
activity = None
prop = {'current-activity': activity}
logging.debug("Handle %s: current activity now %s" % (handle, activity))
self._buddy_properties_changed_cb(handle, prop)
def _new_channel_cb(self, object_path, channel_type, handle_type, handle, suppress_handler):
"""Handle creation of a new channel
"""
if handle_type == CONNECTION_HANDLE_TYPE_ROOM and channel_type == CHANNEL_TYPE_TEXT:
channel = Channel(self._conn._dbus_object._named_service, object_path)
# hack
channel._valid_interfaces.add(CHANNEL_INTERFACE_GROUP)
current, local_pending, remote_pending = channel[CHANNEL_INTERFACE_GROUP].GetAllMembers()
if local_pending:
for act_id, act_handle in self._activities.items():
if handle == act_handle:
self.emit("activity-invitation", act_id)
elif handle_type == CONNECTION_HANDLE_TYPE_CONTACT and \
channel_type in [CHANNEL_TYPE_TEXT, CHANNEL_TYPE_STREAMED_MEDIA]:
self.emit("private-invitation", object_path)
def update_activity_properties(self, act_id):
"""Request update from network on the activity properties of act_id"""
handle = self._activities.get(act_id)
if not handle:
raise RuntimeError("Unknown activity %s: couldn't find handle.")
self._conn[CONN_INTERFACE_ACTIVITY_PROPERTIES].GetProperties(handle,
reply_handler=lambda *args: self._activity_properties_changed_cb(handle, *args),
error_handler=lambda *args: self._log_error_cb("getting activity properties", *args))
def set_activity_properties(self, act_id, props):
"""Send update to network on the activity properties of act_id (props)"""
handle = self._activities.get(act_id)
if not handle:
raise RuntimeError("Unknown activity %s: couldn't find handle.")
self._conn[CONN_INTERFACE_ACTIVITY_PROPERTIES].SetProperties(handle, props,
reply_handler=self._ignore_success_cb,
error_handler=lambda *args: self._log_error_cb("setting activity properties", *args))
def _activity_properties_changed_cb(self, room, properties):
"""Handle update of properties for a "room" (activity handle)"""
for act_id, act_handle in self._activities.items():
if room == act_handle:
self.emit("activity-properties-changed", act_id, properties)
return
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