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

   1 import time
   2 import datetime
   3 import logging
   4
   5 import telepathy
   6
   7 import tp
   8 import util.coroutines as coroutines
   9 import util.misc as misc_utils
  10 import util.go_utils as gobject_utils
  11 import gvoice
  12
  13
  14 _moduleLogger = logging.getLogger(__name__)
  15
  16
  17 class TextChannel(tp.ChannelTypeText):
  18
  19         OLDEST_MESSAGE_WINDOW = datetime.timedelta(days=1)
  20
  21         def __init__(self, connection, manager, props, contactHandle):
  22                 self.__manager = manager
  23                 self.__props = props
  24
  25                 tp.ChannelTypeText.__init__(self, connection, manager, props)
  26                 self.__nextRecievedId = 0
  27
  28                 self.__otherHandle = contactHandle
  29
  30                 self.__callback = coroutines.func_sink(
  31                         coroutines.expand_positional(
  32                                 self._on_conversations_updated
  33                         )
  34                 )
  35                 self._conn.session.voicemails.updateSignalHandler.register_sink(
  36                         self.__callback
  37                 )
  38                 self._conn.session.texts.updateSignalHandler.register_sink(
  39                         self.__callback
  40                 )
  41
  42                 # The only reason there should be anything in the conversation is if
  43                 # its new, so report it all
  44                 try:
  45                         mergedConversations = self._conn.session.voicemails.get_conversation(self._contactKey)
  46                 except KeyError:
  47                         _moduleLogger.debug("No voicemails in the conversation yet for %r" % (self._contactKey, ))
  48                 else:
  49                         self._report_conversation(mergedConversations)
  50                 try:
  51                         mergedConversations = self._conn.session.texts.get_conversation(self._contactKey)
  52                 except KeyError:
  53                         _moduleLogger.debug("No texts conversation yet for %r" % (self._contactKey, ))
  54                 else:
  55                         self._report_conversation(mergedConversations)
  56
  57         @misc_utils.log_exception(_moduleLogger)
  58         def Send(self, messageType, text):
  59                 le = gobject_utils.AsyncLinearExecution(self._conn.session.pool, self._send)
  60                 le.start(messageType, text)
  61
  62         @misc_utils.log_exception(_moduleLogger)
  63         def _send(self, messageType, text):
  64                 if messageType != telepathy.CHANNEL_TEXT_MESSAGE_TYPE_NORMAL:
  65                         raise telepathy.errors.NotImplemented("Unhandled message type: %r" % messageType)
  66
  67                 _moduleLogger.info("Sending message to %r" % (self.__otherHandle, ))
  68                 try:
  69                         result = yield (
  70                                 self._conn.session.backend.send_sms,
  71                                 ([self.__otherHandle.phoneNumber], text),
  72                                 {},
  73                         )
  74                 except Exception:
  75                         _moduleLogger.exception("Oh no, what happened?")
  76                         return
  77
  78                 self._conn.session.textsStateMachine.reset_timers()
  79
  80                 self.Sent(int(time.time()), messageType, text)
  81
  82         @misc_utils.log_exception(_moduleLogger)
  83         def _on_send_sms_failed(self, error):
  84                 _moduleLogger.error(error)
  85
  86         @misc_utils.log_exception(_moduleLogger)
  87         def Close(self):
  88                 self.close()
  89
  90         def close(self):
  91                 _moduleLogger.debug("Closing text")
  92                 self._conn.session.voicemails.updateSignalHandler.unregister_sink(
  93                         self.__callback
  94                 )
  95                 self._conn.session.texts.updateSignalHandler.unregister_sink(
  96                         self.__callback
  97                 )
  98                 self.__callback = None
  99
 100                 tp.ChannelTypeText.Close(self)
 101                 self.remove_from_connection()
 102
 103         @property
 104         def _contactKey(self):
 105                 contactKey = self.__otherHandle.phoneNumber
 106                 return contactKey
 107
 108         @misc_utils.log_exception(_moduleLogger)
 109         def _on_conversations_updated(self, conv, conversationIds):
 110                 if self._contactKey not in conversationIds:
 111                         return
 112                 _moduleLogger.debug("Incoming messages from %r for existing conversation" % (self._contactKey, ))
 113                 mergedConversations = conv.get_conversation(self._contactKey)
 114                 self._report_conversation(mergedConversations)
 115
 116         def _report_conversation(self, mergedConversations):
 117                 newConversations = mergedConversations.conversations
 118                 if not newConversations:
 119                         _moduleLogger.info(
 120                                 "No messages ended up existing for %r" % (self._contactKey, )
 121                         )
 122                         return
 123
 124                 # Can't filter out messages in a texting conversation that came in
 125                 # before the last one sent because that creates a race condition of two
 126                 # people sending at about the same time, which happens quite a bit
 127                 postUpdateLen = len(newConversations)
 128                 newConversations = gvoice.conversations.filter_out_self(newConversations)
 129                 newConversations = list(newConversations)
 130                 postSelfLen = len(newConversations)
 131                 if postSelfLen < postUpdateLen:
 132                         _moduleLogger.info("Dropped %s messages due to being from self" % (postUpdateLen - postSelfLen))
 133                 if not newConversations:
 134                         _moduleLogger.debug(
 135                                 "New messages for %r are from yourself" % (self._contactKey, )
 136                         )
 137                         return
 138
 139                 newConversations = gvoice.conversations.filter_out_read(newConversations)
 140                 newConversations = list(newConversations)
 141                 postReadLen = len(newConversations)
 142                 if postReadLen < postSelfLen:
 143                         _moduleLogger.info("Dropped %s messages due to already being read" % (postSelfLen- postReadLen))
 144                 if not newConversations:
 145                         _moduleLogger.debug(
 146                                 "New messages for %r have already been read externally" % (self._contactKey, )
 147                         )
 148                         return
 149
 150                 messages = [
 151                         (newMessage, newConversation)
 152                         for newConversation in newConversations
 153                         for newMessage in newConversation.messages
 154                         if not gvoice.conversations.is_message_from_self(newMessage)
 155                 ]
 156                 if not messages:
 157                         _moduleLogger.debug(
 158                                 "How did this happen for %r?" % (self._contactKey, )
 159                         )
 160                         return
 161
 162                 now = datetime.datetime.now()
 163                 for newMessage, conv in messages:
 164                         if self.OLDEST_MESSAGE_WINDOW < (now - conv.time):
 165                                 _moduleLogger.warning("Why are we reporting a message that is so old?")
 166                                 _moduleLogger.warning("\t%r %r (%r) with %r messages" % (conv.number, conv.id, conv.time, len(conv.messages)))
 167                         formattedMessage = self._format_message(newMessage)
 168                         self._report_new_message(formattedMessage, conv.time)
 169
 170                 for conv in mergedConversations.conversations:
 171                         conv.isRead = True
 172
 173         def _format_message(self, message):
 174                 return " ".join(part.text.strip() for part in message.body)
 175
 176         def _report_new_message(self, message, convTime):
 177                 currentReceivedId = self.__nextRecievedId
 178                 timestamp = time.mktime(convTime.timetuple())
 179                 type = telepathy.CHANNEL_TEXT_MESSAGE_TYPE_NORMAL
 180
 181                 _moduleLogger.info("Received message from User %r" % self.__otherHandle)
 182                 self.Received(currentReceivedId, timestamp, self.__otherHandle, type, 0, message)
 183
 184                 self.__nextRecievedId += 1