## notify.py ## ## Contributors for this file: ## - Yann Le Boulanger ## - Nikos Kouremenos ## - Dimitur Kirov ## - Andrew Sayman ## ## Copyright (C) 2003-2004 Yann Le Boulanger ## Vincent Hanquez ## Copyright (C) 2005 Yann Le Boulanger ## Vincent Hanquez ## Nikos Kouremenos ## Dimitur Kirov ## Travis Shirk ## Norman Rasmussen ## ## DBUS/libnotify connection code: ## Copyright (C) 2005 by Sebastian Estienne ## ## 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; version 2 only. ## ## 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. ## import os import sys import gajim import dialogs import gobject from common import gajim from common import exceptions from common import i18n i18n.init() _ = i18n._ import dbus_support if dbus_support.supported: import dbus if dbus_support.version >= (0, 41, 0): import dbus.glib import dbus.service def notify(event_type, jid, account, msg_type = '', path_to_image = None, text = None): '''Notifies a user of an event. It first tries to a valid implementation of the Desktop Notification Specification. If that fails, then we fall back to the older style PopupNotificationWindow method.''' if gajim.config.get('use_notif_daemon') and dbus_support.supported: try: DesktopNotification(event_type, jid, account, msg_type, path_to_image, text) return except dbus.dbus_bindings.DBusException, e: # Connection to D-Bus failed, try popup gajim.log.debug(str(e)) except TypeError, e: # This means that we sent the message incorrectly gajim.log.debug(str(e)) instance = dialogs.PopupNotificationWindow(event_type, jid, account, msg_type, path_to_image, text) gajim.interface.roster.popup_notification_windows.append(instance) class NotificationResponseManager: '''Collects references to pending DesktopNotifications and manages there signalling. This is necessary due to a bug in DBus where you can't remove a signal from an interface once it's connected.''' def __init__(self): self.pending = {} self.interface = None def attach_to_interface(self): if self.interface is not None: return self.interface = dbus_support.get_notifications_interface() self.interface.connect_to_signal('ActionInvoked', self.on_action_invoked) self.interface.connect_to_signal('NotificationClosed', self.on_closed) def on_action_invoked(self, id, reason): if self.pending.has_key(id): notification = self.pending[id] notification.on_action_invoked(id, reason) del self.pending[id] else: # This happens in the case of a race condition where the user clicks # on a popup before the program finishes registering this callback gobject.timeout_add(1000, self.on_action_invoked, id, reason) def on_closed(self, id, reason): if self.pending.has_key(id): del self.pending[id] notification_response_manager = NotificationResponseManager() class DesktopNotification: '''A DesktopNotification that interfaces with DBus via the Desktop Notification specification''' def __init__(self, event_type, jid, account, msg_type = '', path_to_image = None, text = None): self.account = account self.jid = jid self.msg_type = msg_type if not text: text = gajim.get_actor(account, jid) # default value of text if event_type == _('Contact Signed In'): ntype = 'presence.online' elif event_type == _('Contact Signed Out'): ntype = 'presence.offline' elif event_type in (_('New Message'), _('New Single Message'), _('New Private Message')): ntype = 'im.received' elif event_type == _('File Transfer Request'): ntype = 'transfer' elif event_type == _('File Transfer Error'): ntype = 'transfer.error' elif event_type in (_('File Transfer Completed'), _('File Transfer Stopped')): ntype = 'transfer.complete' elif event_type == _('New E-mail'): ntype = 'gmail.notify' else: # default failsafe values path_to_image = os.path.abspath( os.path.join(gajim.DATA_DIR, 'pixmaps', 'events', 'chat_msg_recv.png')) # img to display ntype = 'im' # Notification Type self.notif = dbus_support.get_notifications_interface() if self.notif is None: raise dbus.dbus_bindings.DBusException() timeout = gajim.config.get('notification_timeout') # in seconds # Determine the version of notifications # FIXME: This code is blocking, as is the next set. That should be fixed # now that we have a class to encapsulate this behavior try: (name, vendor, version) = self.notif.GetServerInfo() except: # No way to determine the version number, set it to the latest # since it doesn't properly support the version number version = '0.3.1' if version.startswith('0.2'): try: self.id = self.notif.Notify(dbus.String(_('Gajim')), dbus.String(path_to_image), dbus.UInt32(0), ntype, dbus.Byte(0), dbus.String(event_type), dbus.String(text), [dbus.String(path_to_image)], {'default': 0}, [''], True, dbus.UInt32(timeout)) except AttributeError: version = '0.3.1' # we're actually dealing with the newer version if version.startswith('0.3'): self.id = self.notif.Notify(dbus.String(_('Gajim')), dbus.String(path_to_image), dbus.UInt32(0), dbus.String(event_type), dbus.String(text), dbus.String(''), {}, dbus.UInt32(timeout*1000)) notification_response_manager.attach_to_interface() notification_response_manager.pending[self.id] = self def on_action_invoked(self, id, reason): if self.notif is None: return self.notif.CloseNotification(dbus.UInt32(id)) self.notif = None if not self.msg_type: self.msg_type = 'chat' gajim.interface.handle_event(self.account, self.jid, self.msg_type)