Esempio n. 1
0
        private void handleMessage(TextSecureEnvelope envelope, May<long> smsMessageId)
        {
            try
            {
                AxolotlStore axolotlStore = new TextSecureAxolotlStore();
                TextSecureAddress localAddress = new TextSecureAddress(TextSecurePreferences.getLocalNumber());
                TextSecureCipher cipher = new TextSecureCipher(localAddress, axolotlStore);

                TextSecureContent content = cipher.decrypt(envelope);

                if (content.getDataMessage().HasValue)
                {
                    TextSecureDataMessage message = content.getDataMessage().ForceGetValue();

                    if (message.isEndSession()) handleEndSessionMessage(envelope, message, smsMessageId);
                    else if (message.isGroupUpdate()) handleGroupMessage(envelope, message, smsMessageId);
                    else if (message.getAttachments().HasValue) handleMediaMessage(envelope, message, smsMessageId);
                    else handleTextMessage(envelope, message, smsMessageId);
                }
                /*else if (content.getSyncMessage().HasValue) TODO: SYNC enable
                {
                    TextSecureSyncMessage syncMessage = content.getSyncMessage().ForceGetValue();

                    if (syncMessage.getSent().HasValue) handleSynchronizeSentMessage(masterSecret, syncMessage.getSent().ForceGetValue(), smsMessageId);
                    else if (syncMessage.getRequest().HasValue) handleSynchronizeRequestMessage(masterSecret, syncMessage.getRequest().ForceGetValue());
                }*/

                if (envelope.isPreKeyWhisperMessage())
                {
                    App.Current.Worker.AddTaskActivities(new RefreshPreKeysTask());
                    //ApplicationContext.getInstance(context).getJobManager().add(new RefreshPreKeysJob(context));
                }
            }
            catch (InvalidVersionException e)
            {
                Log.Warn(e);
                handleInvalidVersionMessage(envelope, smsMessageId);
            }
            catch (InvalidMessageException e)
            {
                Log.Warn(e);
                handleCorruptMessage(envelope, smsMessageId);
            }
            catch (InvalidKeyIdException e)
            {
                Log.Warn(e);
                handleCorruptMessage(envelope, smsMessageId);
            }
            catch (InvalidKeyException e)
            {
                Log.Warn(e);
                handleCorruptMessage(envelope, smsMessageId);
            }
            catch (NoSessionException e)
            {
                Log.Warn(e);
                handleNoSessionMessage(envelope, smsMessageId);
            }
            catch (LegacyMessageException e)
            {
                Log.Warn(e);
                handleLegacyMessage(envelope, smsMessageId);
            }
            catch (DuplicateMessageException e)
            {
                Log.Warn(e);
                handleDuplicateMessage(envelope, smsMessageId);
            }
            catch (libaxolotl.exceptions.UntrustedIdentityException e)
            {
                Log.Warn(e);
                handleUntrustedIdentityMessage(envelope, smsMessageId);
            }
            catch (Exception e)
            {
                Log.Warn($"Unexpected Exception");
            }
        }
Esempio n. 2
0
        private void handleEndSessionMessage(TextSecureEnvelope envelope,
                                             TextSecureDataMessage message,
                                             May<long> smsMessageId)
        {
            var smsDatabase = DatabaseFactory.getTextMessageDatabase();//getEncryptingSmsDatabase(context);
            var incomingTextMessage = new IncomingTextMessage(envelope.getSource(),
                                                                                envelope.getSourceDevice(),
                                                                                message.getTimestamp(),
                                                                                "", May<TextSecureGroup>.NoValue);

            long threadId;

            if (!smsMessageId.HasValue)
            {
                IncomingEndSessionMessage incomingEndSessionMessage = new IncomingEndSessionMessage(incomingTextMessage);
                Pair<long, long> messageAndThreadId = smsDatabase.InsertMessageInbox(incomingEndSessionMessage);

                threadId = messageAndThreadId.second();
            }
            else
            {
                var messageId = smsMessageId.ForceGetValue();
                smsDatabase.MarkAsEndSession(messageId);
                threadId = smsDatabase.GetThreadIdForMessage(messageId);
            }

            SessionStore sessionStore = new TextSecureAxolotlStore();
            sessionStore.DeleteAllSessions(envelope.getSource());

            //SecurityEvent.broadcastSecurityUpdateEvent(context, threadId);
            //MessageNotifier.updateNotification(context, masterSecret.getMasterSecret().orNull(), threadId);
        }