git.maemo.org Git - theonering/blob - src/autogv.py

   1 import logging
   2
   3 import gobject
   4 import telepathy
   5
   6 try:
   7         import conic as _conic
   8         conic = _conic
   9 except (ImportError, OSError):
  10         conic = None
  11
  12 try:
  13         import osso as _osso
  14         osso = _osso
  15 except (ImportError, OSError):
  16         osso = None
  17
  18 import constants
  19 import util.coroutines as coroutines
  20 import util.go_utils as gobject_utils
  21 import util.tp_utils as telepathy_utils
  22 import util.misc as misc_utils
  23
  24
  25 _moduleLogger = logging.getLogger("autogv")
  26
  27
  28 class NewGVConversations(object):
  29
  30         def __init__(self, connRef):
  31                 self._connRef = connRef
  32                 self.__callback = None
  33
  34         def start(self):
  35                 self.__callback = coroutines.func_sink(
  36                         coroutines.expand_positional(
  37                                 self._on_conversations_updated
  38                         )
  39                 )
  40                 self._connRef().session.voicemails.updateSignalHandler.register_sink(
  41                         self.__callback
  42                 )
  43                 self._connRef().session.texts.updateSignalHandler.register_sink(
  44                         self.__callback
  45                 )
  46
  47         def stop(self):
  48                 if self.__callback is None:
  49                         _moduleLogger.info("New conversation monitor stopped without starting")
  50                         return
  51                 self._connRef().session.voicemails.updateSignalHandler.unregister_sink(
  52                         self.__callback
  53                 )
  54                 self._connRef().session.texts.updateSignalHandler.unregister_sink(
  55                         self.__callback
  56                 )
  57                 self.__callback = None
  58
  59         @misc_utils.log_exception(_moduleLogger)
  60         def _on_conversations_updated(self, conv, conversationIds):
  61                 _moduleLogger.debug("Incoming messages from: %r" % (conversationIds, ))
  62                 for phoneNumber in conversationIds:
  63                         h = self._connRef().get_handle_by_name(telepathy.HANDLE_TYPE_CONTACT, phoneNumber)
  64                         # Just let the TextChannel decide whether it should be reported to the user or not
  65                         props = self._connRef().generate_props(telepathy.CHANNEL_TYPE_TEXT, h, False)
  66                         if self._connRef()._channel_manager.channel_exists(props):
  67                                 continue
  68
  69                         # Maemo 4.1's RTComm opens a window for a chat regardless if a
  70                         # message is received or not, so we need to do some filtering here
  71                         mergedConv = conv.get_conversation(phoneNumber)
  72                         unreadConvs = [
  73                                 conversation
  74                                 for conversation in mergedConv.conversations
  75                                 if not conversation.isRead and not conversation.isArchived
  76                         ]
  77                         if not unreadConvs:
  78                                 continue
  79
  80                         chan = self._connRef()._channel_manager.channel_for_props(props, signal=True)
  81
  82
  83 class RefreshVoicemail(object):
  84
  85         def __init__(self, connRef):
  86                 self._connRef = connRef
  87                 self._newChannelSignaller = telepathy_utils.NewChannelSignaller(self._on_new_channel)
  88                 self._outstandingRequests = []
  89                 self._isStarted = False
  90
  91         def start(self):
  92                 self._newChannelSignaller.start()
  93                 self._isStarted = True
  94
  95         def stop(self):
  96                 if not self._isStarted:
  97                         _moduleLogger.info("voicemail monitor stopped without starting")
  98                         return
  99                 _moduleLogger.info("Stopping voicemail refresh")
 100                 self._newChannelSignaller.stop()
 101
 102                 # I don't want to trust whether the cancel happens within the current
 103                 # callback or not which could be the deciding factor between invalid
 104                 # iterators or infinite loops
 105                 localRequests = [r for r in self._outstandingRequests]
 106                 for request in localRequests:
 107                         localRequests.cancel()
 108
 109                 self._isStarted = False
 110
 111         @misc_utils.log_exception(_moduleLogger)
 112         def _on_new_channel(self, bus, serviceName, connObjectPath, channelObjectPath, channelType):
 113                 if channelType != telepathy.interfaces.CHANNEL_TYPE_STREAMED_MEDIA:
 114                         return
 115
 116                 cmName = telepathy_utils.cm_from_path(connObjectPath)
 117                 if cmName == constants._telepathy_implementation_name_:
 118                         _moduleLogger.debug("Ignoring channels from self to prevent deadlock")
 119                         return
 120
 121                 conn = telepathy.client.Connection(serviceName, connObjectPath)
 122                 chan = telepathy.client.Channel(serviceName, channelObjectPath)
 123                 missDetection = telepathy_utils.WasMissedCall(
 124                         bus, conn, chan, self._on_missed_call, self._on_error_for_missed
 125                 )
 126                 self._outstandingRequests.append(missDetection)
 127
 128         @misc_utils.log_exception(_moduleLogger)
 129         def _on_missed_call(self, missDetection):
 130                 _moduleLogger.info("Missed a call")
 131                 self._connRef().session.voicemailsStateMachine.reset_timers()
 132                 self._outstandingRequests.remove(missDetection)
 133
 134         @misc_utils.log_exception(_moduleLogger)
 135         def _on_error_for_missed(self, missDetection, reason):
 136                 _moduleLogger.debug("Error: %r claims %r" % (missDetection, reason))
 137                 self._outstandingRequests.remove(missDetection)
 138
 139
 140 class AutoDisconnect(object):
 141
 142         def __init__(self, connRef):
 143                 self._connRef = connRef
 144                 if conic is not None:
 145                         self.__connection = conic.Connection()
 146                 else:
 147                         self.__connection = None
 148
 149                 self.__connectionEventId = None
 150                 self.__delayedDisconnect = gobject_utils.Timeout(self._on_delayed_disconnect)
 151
 152         def start(self):
 153                 if self.__connection is not None:
 154                         self.__connectionEventId = self.__connection.connect("connection-event", self._on_connection_change)
 155
 156         def stop(self):
 157                 self._cancel_delayed_disconnect()
 158
 159         @misc_utils.log_exception(_moduleLogger)
 160         def _on_connection_change(self, connection, event):
 161                 """
 162                 @note Maemo specific
 163                 """
 164                 status = event.get_status()
 165                 error = event.get_error()
 166                 iap_id = event.get_iap_id()
 167                 bearer = event.get_bearer_type()
 168
 169                 if status == conic.STATUS_DISCONNECTED:
 170                         _moduleLogger.info("Disconnected from network, starting countdown to logoff")
 171                         self.__delayedDisconnect.start(seconds=5)
 172                 elif status == conic.STATUS_CONNECTED:
 173                         _moduleLogger.info("Connected to network")
 174                         self._cancel_delayed_disconnect()
 175                 else:
 176                         _moduleLogger.info("Other status: %r" % (status, ))
 177
 178         def _cancel_delayed_disconnect(self):
 179                 _moduleLogger.info("Cancelling auto-log off")
 180                 self.__delayedDisconnect.cancel()
 181
 182         @misc_utils.log_exception(_moduleLogger)
 183         def _on_delayed_disconnect(self):
 184                 if not self.session.is_logged_in():
 185                         _moduleLogger.info("Received connection change event when not logged in")
 186                         return
 187                 try:
 188                         self._connRef().disconnect(telepathy.CONNECTION_STATUS_REASON_NETWORK_ERROR)
 189                 except Exception:
 190                         _moduleLogger.exception("Error durring disconnect")
 191
 192
 193 class DisconnectOnShutdown(object):
 194         """
 195         I'm unsure when I get notified of shutdown or if I have enough time to do
 196         anything about it, but thought this might help
 197         """
 198
 199         def __init__(self, connRef):
 200                 self._connRef = connRef
 201
 202                 self._osso = None
 203                 self._deviceState = None
 204
 205         def start(self):
 206                 if osso is not None:
 207                         self._osso = osso.Context(constants.__app_name__, constants.__version__, False)
 208                         self._deviceState = osso.DeviceState(self._osso)
 209                         self._deviceState.set_device_state_callback(self._on_device_state_change, 0)
 210                 else:
 211                         _moduleLogger.warning("No device state support")
 212
 213         def stop(self):
 214                 try:
 215                         self._deviceState.close()
 216                 except AttributeError:
 217                         pass # Either None or close was removed (in Fremantle)
 218                 self._deviceState = None
 219                 try:
 220                         self._osso.close()
 221                 except AttributeError:
 222                         pass # Either None or close was removed (in Fremantle)
 223                 self._osso = None
 224
 225         @misc_utils.log_exception(_moduleLogger)
 226         def _on_device_state_change(self, shutdown, save_unsaved_data, memory_low, system_inactivity, message, userData):
 227                 """
 228                 @note Hildon specific
 229                 """
 230                 try:
 231                         self._connRef().disconnect(telepathy.CONNECTION_STATUS_REASON_REQUEST)
 232                 except Exception:
 233                         _moduleLogger.exception("Error durring disconnect")