git.maemo.org Git - theonering/blob - src/channel/call.py

   1 import logging
   2
   3 import telepathy
   4
   5 import gtk_toolbox
   6 import handle
   7
   8
   9 _moduleLogger = logging.getLogger("channel.call")
  10
  11
  12 class CallChannel(
  13                 telepathy.server.ChannelTypeStreamedMedia,
  14                 telepathy.server.ChannelInterfaceCallState,
  15         ):
  16
  17         def __init__(self, connection):
  18                 telepathy.server.ChannelTypeStreamedMedia.__init__(self, connection, None)
  19                 telepathy.server.ChannelInterfaceGroup.__init__(self)
  20                 telepathy.server.ChannelInterfaceChatState.__init__(self)
  21
  22         @gtk_toolbox.log_exception(_moduleLogger)
  23         def ListStreams(self):
  24                 """
  25                 For org.freedesktop.Telepathy.Channel.Type.StreamedMedia
  26                 """
  27                 return ()
  28
  29         @gtk_toolbox.log_exception(_moduleLogger)
  30         def RemoveStreams(self, streams):
  31                 """
  32                 For org.freedesktop.Telepathy.Channel.Type.StreamedMedia
  33                 """
  34                 raise telepathy.NotImplemented("Cannot remove a stream")
  35
  36         @gtk_toolbox.log_exception(_moduleLogger)
  37         def RequestStreamDirection(self, stream, streamDirection):
  38                 """
  39                 For org.freedesktop.Telepathy.Channel.Type.StreamedMedia
  40
  41                 @note Since streams are short lived, not bothering to implement this
  42                 """
  43                 _moduleLogger.info("A request was made to change the stream direction")
  44                 raise telepathy.NotImplemented("Cannot change directions")
  45
  46         @gtk_toolbox.log_exception(_moduleLogger)
  47         def RequestStreams(self, contact, streamTypes):
  48                 """
  49                 For org.freedesktop.Telepathy.Channel.Type.StreamedMedia
  50
  51                 @returns [(Stream ID, contact, stream type, stream state, stream direction, pending send flags)]
  52                 """
  53                 for streamType in streamTypes:
  54                         if streamType != telepathy.constants.MEDIA_STREAM_TYPE_AUDIO:
  55                                 raise telepathy.NotImplemented("Audio is the only stream type supported")
  56
  57                 contactId, contactNumber = handle.ContactHandle.from_handle_name(contact.name)
  58
  59                 self._conn.session.backend.dial(contactNumber)
  60
  61                 streamId = 0
  62                 streamState = telepathy.constants.MEDIA_STREAM_STATE_DISCONNECTED
  63                 streamDirection = telepathy.constants.MEDIA_STREAM_DIRECTION_BIDIRECTIONAL
  64                 pendingSendFlags = telepathy.constants.MEDIA_STREAM_PENDING_REMOTE_SEND
  65                 return [(streamId, contact, streamTypes[0], streamState, streamDirection, pendingSendFlags)]
  66
  67         @gtk_toolbox.log_exception(_moduleLogger)
  68         def GetCallStates(self):
  69                 """
  70                 For org.freedesktop.Telepathy.Channel.Interface.CallState
  71
  72                 Get the current call states for all contacts involved in this call.
  73                 @returns {Contact: telepathy.constants.CHANNEL_CALL_STATE_*}
  74                 """
  75                 return {}