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

   1 import logging
   2
   3 import dbus
   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 import gvoice
  24
  25
  26 _moduleLogger = logging.getLogger(__name__)
  27
  28
  29 class NewGVConversations(object):
  30
  31         def __init__(self, connRef):
  32                 self._connRef = connRef
  33                 self.__callback = None
  34
  35         def start(self):
  36                 self.__callback = coroutines.func_sink(
  37                         coroutines.expand_positional(
  38                                 self._on_conversations_updated
  39                         )
  40                 )
  41                 self._connRef().session.voicemails.updateSignalHandler.register_sink(
  42                         self.__callback
  43                 )
  44                 self._connRef().session.texts.updateSignalHandler.register_sink(
  45                         self.__callback
  46                 )
  47
  48         def stop(self):
  49                 if self.__callback is None:
  50                         _moduleLogger.info("New conversation monitor stopped without starting")
  51                         return
  52                 self._connRef().session.voicemails.updateSignalHandler.unregister_sink(
  53                         self.__callback
  54                 )
  55                 self._connRef().session.texts.updateSignalHandler.unregister_sink(
  56                         self.__callback
  57                 )
  58                 self.__callback = None
  59
  60         @misc_utils.log_exception(_moduleLogger)
  61         def _on_conversations_updated(self, conv, conversationIds):
  62                 _moduleLogger.debug("Incoming messages from: %r" % (conversationIds, ))
  63                 for phoneNumber in conversationIds:
  64                         h = self._connRef().get_handle_by_name(telepathy.HANDLE_TYPE_CONTACT, phoneNumber)
  65                         # Just let the TextChannel decide whether it should be reported to the user or not
  66                         props = self._connRef().generate_props(telepathy.CHANNEL_TYPE_TEXT, h, False)
  67                         if self._connRef()._channel_manager.channel_exists(props):
  68                                 continue
  69
  70                         # Maemo 4.1's RTComm opens a window for a chat regardless if a
  71                         # message is received or not, so we need to do some filtering here
  72                         mergedConv = conv.get_conversation(phoneNumber)
  73                         newConversations = mergedConv.conversations
  74                         newConversations = gvoice.conversations.filter_out_read(newConversations)
  75                         newConversations = gvoice.conversations.filter_out_self(newConversations)
  76                         newConversations = list(newConversations)
  77                         if not newConversations:
  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         def _on_new_channel(self, bus, serviceName, connObjectPath, channelObjectPath, channelType):
 112                 if channelType != telepathy.interfaces.CHANNEL_TYPE_STREAMED_MEDIA:
 113                         return
 114
 115                 cmName = telepathy_utils.cm_from_path(connObjectPath)
 116                 if cmName == constants._telepathy_implementation_name_:
 117                         _moduleLogger.debug("Ignoring channels from self to prevent deadlock")
 118                         return
 119
 120                 conn = telepathy.client.Connection(serviceName, connObjectPath)
 121                 try:
 122                         chan = telepathy.client.Channel(serviceName, channelObjectPath)
 123                 except dbus.exceptions.UnknownMethodException:
 124                         _moduleLogger.exception("Client might not have implemented a deprecated method")
 125                         return
 126                 missDetection = telepathy_utils.WasMissedCall(
 127                         bus, conn, chan, self._on_missed_call, self._on_error_for_missed
 128                 )
 129                 self._outstandingRequests.append(missDetection)
 130
 131         @misc_utils.log_exception(_moduleLogger)
 132         def _on_missed_call(self, missDetection):
 133                 _moduleLogger.info("Missed a call")
 134                 self._connRef().session.voicemailsStateMachine.reset_timers()
 135                 self._outstandingRequests.remove(missDetection)
 136
 137         @misc_utils.log_exception(_moduleLogger)
 138         def _on_error_for_missed(self, missDetection, reason):
 139                 _moduleLogger.debug("Error: %r claims %r" % (missDetection, reason))
 140                 self._outstandingRequests.remove(missDetection)
 141
 142
 143 class TimedDisconnect(object):
 144
 145         def __init__(self, connRef):
 146                 self._connRef = connRef
 147                 self.__delayedDisconnect = gobject_utils.Timeout(self._on_delayed_disconnect)
 148
 149         def start(self):
 150                 self.__delayedDisconnect.start(seconds=10)
 151
 152         def stop(self):
 153                 self.__delayedDisconnect.cancel()
 154
 155         def _on_delayed_disconnect(self):
 156                 _moduleLogger.info("Timed disconnect occurred")
 157                 self._connRef().disconnect(telepathy.CONNECTION_STATUS_REASON_NETWORK_ERROR)
 158
 159
 160 class AutoDisconnect(object):
 161
 162         def __init__(self, connRef):
 163                 self._connRef = connRef
 164                 if conic is not None:
 165                         self.__connection = conic.Connection()
 166                 else:
 167                         self.__connection = None
 168
 169                 self.__connectionEventId = None
 170                 self.__delayedDisconnect = gobject_utils.Timeout(self._on_delayed_disconnect)
 171
 172         def start(self):
 173                 if self.__connection is not None:
 174                         self.__connectionEventId = self.__connection.connect("connection-event", self._on_connection_change)
 175
 176         def stop(self):
 177                 self._cancel_delayed_disconnect()
 178
 179         @misc_utils.log_exception(_moduleLogger)
 180         def _on_connection_change(self, connection, event):
 181                 """
 182                 @note Maemo specific
 183                 """
 184                 status = event.get_status()
 185                 error = event.get_error()
 186                 iap_id = event.get_iap_id()
 187                 bearer = event.get_bearer_type()
 188
 189                 if status == conic.STATUS_DISCONNECTED:
 190                         _moduleLogger.info("Disconnected from network, starting countdown to logoff")
 191                         self.__delayedDisconnect.start(seconds=5)
 192                 elif status == conic.STATUS_CONNECTED:
 193                         _moduleLogger.info("Connected to network")
 194                         self._cancel_delayed_disconnect()
 195                 else:
 196                         _moduleLogger.info("Other status: %r" % (status, ))
 197
 198         def _cancel_delayed_disconnect(self):
 199                 _moduleLogger.info("Cancelling auto-log off")
 200                 self.__delayedDisconnect.cancel()
 201
 202         @misc_utils.log_exception(_moduleLogger)
 203         def _on_delayed_disconnect(self):
 204                 if not self._connRef().session.is_logged_in():
 205                         _moduleLogger.info("Received connection change event when not logged in")
 206                         return
 207                 try:
 208                         self._connRef().disconnect(telepathy.CONNECTION_STATUS_REASON_NETWORK_ERROR)
 209                 except Exception:
 210                         _moduleLogger.exception("Error durring disconnect")
 211
 212
 213 class DisconnectOnShutdown(object):
 214         """
 215         I'm unsure when I get notified of shutdown or if I have enough time to do
 216         anything about it, but thought this might help
 217         """
 218
 219         def __init__(self, connRef):
 220                 self._connRef = connRef
 221
 222                 self._osso = None
 223                 self._deviceState = None
 224
 225         def start(self):
 226                 if osso is not None:
 227                         self._osso = osso.Context(constants.__app_name__, constants.__version__, False)
 228                         self._deviceState = osso.DeviceState(self._osso)
 229                         self._deviceState.set_device_state_callback(self._on_device_state_change, 0)
 230                 else:
 231                         _moduleLogger.warning("No device state support")
 232
 233         def stop(self):
 234                 try:
 235                         self._deviceState.close()
 236                 except AttributeError:
 237                         pass # Either None or close was removed (in Fremantle)
 238                 self._deviceState = None
 239                 try:
 240                         self._osso.close()
 241                 except AttributeError:
 242                         pass # Either None or close was removed (in Fremantle)
 243                 self._osso = None
 244
 245         @misc_utils.log_exception(_moduleLogger)
 246         def _on_device_state_change(self, shutdown, save_unsaved_data, memory_low, system_inactivity, message, userData):
 247                 """
 248                 @note Hildon specific
 249                 """
 250                 try:
 251                         self._connRef().disconnect(telepathy.CONNECTION_STATUS_REASON_REQUESTED)
 252                 except Exception:
 253                         _moduleLogger.exception("Error durring disconnect")