# 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 logging
from hashlib import sha1
import dbus
from gtk import VBox, Label, TreeView, Expander, ListStore, CellRendererText,\
ScrolledWindow, CellRendererToggle
from gobject import timeout_add
logger = logging.getLogger('ps_watcher')
logging.basicConfig(filename='/tmp/ps_watcher.log')
logging.getLogger().setLevel(1)
PS_NAME = 'org.laptop.Sugar.Presence'
PS_PATH = '/org/laptop/Sugar/Presence'
PS_IFACE = PS_NAME
ACTIVITY_IFACE = PS_IFACE + '.Activity'
BUDDY_IFACE = PS_IFACE + '.Buddy'
# keep these in sync with the calls to ListStore()
ACT_COL_PATH = 0
ACT_COL_WEIGHT = 1
ACT_COL_STRIKE = 2
ACT_COL_ID = 3
ACT_COL_COLOR = 4
ACT_COL_TYPE = 5
ACT_COL_NAME = 6
BUDDY_COL_PATH = 0
BUDDY_COL_WEIGHT = 1
BUDDY_COL_STRIKE = 2
BUDDY_COL_NICK = 3
BUDDY_COL_OWNER = 4
BUDDY_COL_COLOR = 5
BUDDY_COL_IP4 = 6
BUDDY_COL_CUR_ACT = 7
BUDDY_COL_KEY_ID = 8
class ActivityWatcher(object):
def __init__(self, ps_watcher, object_path):
self.ps_watcher = ps_watcher
self.bus = ps_watcher.bus
self.proxy = self.bus.get_object(self.ps_watcher.unique_name,
object_path)
self.iface = dbus.Interface(self.proxy, ACTIVITY_IFACE)
self.object_path = object_path
self.appearing = True
self.disappearing = False
timeout_add(5000, self._finish_appearing)
self.id = '?'
self.color = '?'
self.type = '?'
self.name = '?'
self.iter = self.ps_watcher.add_activity(self)
self.iface.GetId(reply_handler=self._on_get_id_success,
error_handler=self._on_get_id_failure)
self.iface.GetColor(reply_handler=self._on_get_color_success,
error_handler=self._on_get_color_failure)
self.iface.GetType(reply_handler=self._on_get_type_success,
error_handler=self._on_get_type_failure)
self.iface.GetName(reply_handler=self._on_get_name_success,
error_handler=self._on_get_name_failure)
def _on_get_id_success(self, ident):
self.id = ident
self.ps_watcher.activities_list_store.set(self.iter, ACT_COL_ID, ident)
def _on_get_id_failure(self, e):
logger.warning('.GetId(): %s', self.object_path, e)
self.ps_watcher.activities_list_store.set(self.iter, ACT_COL_ID,
'!')
def _on_get_color_success(self, color):
self.color = color
self.ps_watcher.activities_list_store.set(self.iter, ACT_COL_COLOR,
color)
def _on_get_color_failure(self, e):
logger.warning('.GetColor(): %s', self.object_path, e)
self.ps_watcher.activities_list_store.set(self.iter, ACT_COL_COLOR,
'!')
def _on_get_type_success(self, type_):
self.type = type_
self.ps_watcher.activities_list_store.set(self.iter, ACT_COL_TYPE,
type_)
def _on_get_type_failure(self, e):
logger.warning('.GetType(): %s', self.object_path, e)
self.ps_watcher.activities_list_store.set(self.iter, ACT_COL_TYPE,
'!')
def _on_get_name_success(self, name):
self.name = name
self.ps_watcher.activities_list_store.set(self.iter, ACT_COL_NAME,
name)
def _on_get_name_failure(self, e):
logger.warning('.GetName(): %s', self.object_path, e)
self.ps_watcher.activities_list_store.set(self.iter, ACT_COL_NAME,
'!')
def _finish_appearing(self):
self.appearing = False
self.ps_watcher.activities_list_store.set(self.iter, ACT_COL_WEIGHT,
400)
return False
def disappear(self):
self.disappearing = True
self.ps_watcher.activities_list_store.set(self.iter, ACT_COL_STRIKE,
True)
timeout_add(5000, self._finish_disappearing)
def _finish_disappearing(self):
self.ps_watcher.remove_activity(self)
return False
class BuddyWatcher(object):
def __init__(self, ps_watcher, object_path):
self.ps_watcher = ps_watcher
self.bus = ps_watcher.bus
self.proxy = self.bus.get_object(self.ps_watcher.unique_name,
object_path)
self.iface = dbus.Interface(self.proxy, BUDDY_IFACE)
self.object_path = object_path
self.appearing = True
self.disappearing = False
timeout_add(5000, self._finish_appearing)
self.nick = '?'
self.owner = False
self.color = '?'
self.ipv4 = '?'
self.cur_act = '?'
self.keyid = '?'
self.iter = self.ps_watcher.add_buddy(self)
self.iface.GetProperties(reply_handler=self._on_get_props_success,
error_handler=self._on_get_props_failure,
byte_arrays=True)
def _on_get_props_success(self, props):
# ignore key for now
self.nick = props.get('nick', '?')
self.owner = props.get('owner', False)
self.color = props.get('color', '?')
self.ipv4 = props.get('ip4-address', '?')
self.ipv4 = props.get('ip4-address', '?')
self.cur_act = props.get('current-activity', '?')
key = props.get('key', None)
if key is not None:
self.keyid = sha1(key).hexdigest()[:8] + '...'
else:
self.keyid = '?'
self.ps_watcher.buddies_list_store.set(self.iter, BUDDY_COL_NICK,
self.nick)
self.ps_watcher.buddies_list_store.set(self.iter, BUDDY_COL_OWNER,
self.owner)
self.ps_watcher.buddies_list_store.set(self.iter, BUDDY_COL_COLOR,
self.color)
self.ps_watcher.buddies_list_store.set(self.iter, BUDDY_COL_IP4,
self.ipv4)
self.ps_watcher.buddies_list_store.set(self.iter, BUDDY_COL_CUR_ACT,
self.cur_act)
self.ps_watcher.buddies_list_store.set(self.iter, BUDDY_COL_KEY_ID,
self.keyid)
def _on_get_props_failure(self, e):
logger.warning('.GetProperties(): %s', self.object_path, e)
self.ps_watcher.buddies_list_store.set(self.iter, BUDDY_COL_NICK, '!')
self.ps_watcher.buddies_list_store.set(self.iter, BUDDY_COL_OWNER,
False)
self.ps_watcher.buddies_list_store.set(self.iter, BUDDY_COL_COLOR, '!')
self.ps_watcher.buddies_list_store.set(self.iter, BUDDY_COL_IP4, '!')
self.ps_watcher.buddies_list_store.set(self.iter, BUDDY_COL_CUR_ACT,
'!')
self.ps_watcher.buddies_list_store.set(self.iter, BUDDY_COL_KEY_ID,
'!')
def _finish_appearing(self):
self.appearing = False
self.ps_watcher.buddies_list_store.set(self.iter, BUDDY_COL_WEIGHT,
400)
return False
def disappear(self):
self.disappearing = True
self.ps_watcher.buddies_list_store.set(self.iter, BUDDY_COL_STRIKE,
True)
timeout_add(5000, self._finish_disappearing)
def _finish_disappearing(self):
self.ps_watcher.remove_buddy(self)
return False
class PresenceServiceWatcher(VBox):
def __init__(self, bus, unique_name):
VBox.__init__(self)
logger.debug('Starting up PresenceServiceWatcher...')
self.bus = bus
self.unique_name = unique_name
self.proxy = bus.get_object(unique_name, PS_PATH)
self.iface = dbus.Interface(self.proxy, PS_IFACE)
logger.debug('Starting up PresenceServiceWatcher (2)...')
self.activities = None
self.iface.connect_to_signal('ActivityAppeared',
self._on_activity_appeared)
self.iface.connect_to_signal('ActivityDisappeared',
self._on_activity_disappeared)
self.iface.GetActivities(reply_handler=self._on_get_activities_success,
error_handler=self._on_get_activities_failure)
self.buddies = None
self.iface.connect_to_signal('BuddyAppeared',
self._on_buddy_appeared)
self.iface.connect_to_signal('BuddyDisappeared',
self._on_buddy_disappeared)
self.iface.GetBuddies(reply_handler=self._on_get_buddies_success,
error_handler=self._on_get_buddies_failure)
# keep this in sync with the ACT_COL_ constants
self.activities_list_store = ListStore(str, # object path
int, # weight (bold if new)
bool, # strikethrough (dead)
str, # ID
str, # color
str, # type
str, # name
)
self.pack_start(Label('Activities:'), False, False)
self.activities_list = TreeView(self.activities_list_store)
c = self.activities_list.insert_column_with_attributes(0,
'Object path', CellRendererText(), text=ACT_COL_PATH,
weight=ACT_COL_WEIGHT, strikethrough=ACT_COL_STRIKE)
c.set_resizable(True)
c.set_sort_column_id(ACT_COL_PATH)
c = self.activities_list.insert_column_with_attributes(1, 'ID',
CellRendererText(), text=ACT_COL_ID,
weight=ACT_COL_WEIGHT, strikethrough=ACT_COL_STRIKE)
c.set_resizable(True)
c.set_sort_column_id(ACT_COL_ID)
c = self.activities_list.insert_column_with_attributes(2, 'Color',
CellRendererText(), text=ACT_COL_COLOR,
weight=ACT_COL_WEIGHT, strikethrough=ACT_COL_STRIKE)
c.set_resizable(True)
c.set_sort_column_id(ACT_COL_COLOR)
c = self.activities_list.insert_column_with_attributes(3, 'Type',
CellRendererText(), text=ACT_COL_TYPE, weight=ACT_COL_WEIGHT,
strikethrough=ACT_COL_STRIKE)
c.set_resizable(True)
c.set_sort_column_id(ACT_COL_TYPE)
c = self.activities_list.insert_column_with_attributes(4, 'Name',
CellRendererText(), text=ACT_COL_NAME, weight=ACT_COL_WEIGHT,
strikethrough=ACT_COL_STRIKE)
c.set_resizable(True)
c.set_sort_column_id(ACT_COL_NAME)
scroller = ScrolledWindow()
scroller.add(self.activities_list)
self.pack_start(scroller)
# keep this in sync with the BUDDY_COL_ constants
self.buddies_list_store = ListStore(str, int, bool, str, bool,
str, str, str, str)
self.pack_start(Label('Buddies:'), False, False)
self.buddies_list = TreeView(self.buddies_list_store)
c = self.buddies_list.insert_column_with_attributes(0, 'Object path',
CellRendererText(), text=BUDDY_COL_PATH,
weight=BUDDY_COL_WEIGHT, strikethrough=BUDDY_COL_STRIKE)
c.set_resizable(True)
c.set_sort_column_id(BUDDY_COL_PATH)
c = self.buddies_list.insert_column_with_attributes(1, 'Key ID',
CellRendererText(), text=BUDDY_COL_KEY_ID,
weight=BUDDY_COL_WEIGHT, strikethrough=BUDDY_COL_STRIKE)
c.set_resizable(True)
c.set_sort_column_id(BUDDY_COL_KEY_ID)
c = self.buddies_list.insert_column_with_attributes(2, 'Nick',
CellRendererText(), text=BUDDY_COL_NICK,
weight=BUDDY_COL_WEIGHT, strikethrough=BUDDY_COL_STRIKE)
c.set_resizable(True)
c.set_sort_column_id(BUDDY_COL_NICK)
c = self.buddies_list.insert_column_with_attributes(3, 'Owner',
CellRendererToggle(), active=BUDDY_COL_OWNER)
c = self.buddies_list.insert_column_with_attributes(4, 'Color',
CellRendererText(), text=BUDDY_COL_COLOR,
weight=BUDDY_COL_WEIGHT, strikethrough=BUDDY_COL_STRIKE)
c.set_resizable(True)
c.set_sort_column_id(BUDDY_COL_OWNER)
c = self.buddies_list.insert_column_with_attributes(5, 'IPv4',
CellRendererText(), text=BUDDY_COL_IP4,
weight=BUDDY_COL_WEIGHT, strikethrough=BUDDY_COL_STRIKE)
c.set_resizable(True)
c.set_sort_column_id(BUDDY_COL_IP4)
c = self.buddies_list.insert_column_with_attributes(6, 'CurAct',
CellRendererText(), text=BUDDY_COL_CUR_ACT,
weight=BUDDY_COL_WEIGHT, strikethrough=BUDDY_COL_STRIKE)
c.set_resizable(True)
c.set_sort_column_id(BUDDY_COL_CUR_ACT)
scroller = ScrolledWindow()
scroller.add(self.buddies_list)
self.pack_start(scroller)
self.iface.connect_to_signal('ActivityInvitation',
self._on_activity_invitation)
self.iface.connect_to_signal('PrivateInvitation',
self._on_private_invitation)
def _on_get_activities_success(self, paths):
logger.debug('PS GetActivities() returned %r', paths)
self.activities = {}
for path in paths:
self.activities[path] = ActivityWatcher(self, path)
def _on_get_activities_failure(self, e):
logger.warning('PS GetActivities() failed with %s', e)
def add_activity(self, act):
path = act.object_path
if path.startswith('/org/laptop/Sugar/Presence/Activities/'):
path = '.../' + path[38:]
return self.activities_list_store.append((path, 700, False,
act.id, act.color, act.type, act.name))
def remove_activity(self, act):
self.activities.pop(act.object_path, None)
self.activities_list_store.remove(act.iter)
def _on_activity_appeared(self, path):
if self.activities is None:
return
logger.debug('PS emitted ActivityAppeared("%s")', path)
self.activities[path] = ActivityWatcher(self, path)
def _on_activity_disappeared(self, path):
if self.activities is None:
return
logger.debug('PS emitted ActivityDisappeared("%s")', path)
act = self.activities.get(path)
if act is None:
logger.warning('Trying to remove activity "%s" which is already '
'absent', path)
else:
# we don't remove the activity straight away, just cross it out
act.disappear()
def _on_activity_invitation(self, path):
logger.debug('PS emitted ActivityInvitation("%s")', path)
def _on_private_invitation(self, bus_name, conn, channel):
logger.debug('PS emitted PrivateInvitation("%s", "%s", "%s")',
bus_name, conn, channel)
def _on_get_buddies_success(self, paths):
logger.debug('PS GetBuddies() returned %r', paths)
self.buddies = {}
for path in paths:
self.buddies[path] = BuddyWatcher(self, path)
def _on_get_buddies_failure(self, e):
logger.warning('PS GetBuddies() failed with %s', e)
def add_buddy(self, b):
path = b.object_path
if path.startswith('/org/laptop/Sugar/Presence/Buddies/'):
path = '.../' + path[35:]
return self.buddies_list_store.append((path, 700, False,
b.nick, b.owner, b.color, b.ipv4, b.cur_act, b.keyid))
def remove_buddy(self, b):
self.buddies.pop(b.object_path, None)
self.buddies_list_store.remove(b.iter)
def _on_buddy_appeared(self, path):
if self.buddies is None:
return
logger.debug('PS emitted BuddyAppeared("%s")', path)
self.buddies[path] = BuddyWatcher(self, path)
def _on_buddy_disappeared(self, path):
if self.buddies is None:
return
logger.debug('PS emitted BuddyDisappeared("%s")', path)
b = self.buddies.get(path)
if b is None:
logger.warning('Trying to remove buddy "%s" which is already '
'absent', path)
else:
# we don't remove the activity straight away, just cross it out
b.disappear()
class PresenceServiceNameWatcher(VBox):
def __init__(self, bus):
VBox.__init__(self)
self.bus = bus
self.label = Label('Looking for Presence Service...')
bus.watch_name_owner(PS_NAME, self.on_name_owner_change)
self.pack_start(self.label, False, False)
self.ps_watcher = None
self.show_all()
def on_name_owner_change(self, owner):
try:
if owner:
self.label.set_text('Presence Service running: unique name %s'
% owner)
if self.ps_watcher is not None:
self.remove(self.ps_watcher)
self.ps_watcher = PresenceServiceWatcher(self.bus, owner)
self.pack_start(self.ps_watcher)
self.show_all()
else:
self.label.set_text('Presence Service not running')
if self.ps_watcher is not None:
self.remove(self.ps_watcher)
self.ps_watcher = None
except Exception, e:
logger.warning('%s', e)
class Interface(object):
def __init__(self):
self.widget = PresenceServiceNameWatcher(dbus.SessionBus())