示例#1
0
 def send_message_recall_status(self):
     slave = coordinator.slaves['tests.mocks.slave']
     alice = slave.get_chat('alice')
     msg = EFBMsg()
     msg.deliver_to = slave
     msg.chat = alice
     msg.author = EFBChat(self).self()
     msg.uid = "1"
     status = EFBMessageRemoval(self, slave, msg)
     return coordinator.send_status(status)
示例#2
0
 def send_message_recall_status(self):
     slave = next(iter(coordinator.slaves.values()))
     alice = slave.get_chat('alice')
     msg = EFBMsg()
     msg.deliver_to = slave
     msg.chat = alice
     msg.author = EFBChat(self).self()
     msg.uid = "1"
     status = EFBMessageRemoval(self, slave, msg)
     return coordinator.send_status(status)
示例#3
0
def test_pickle_message_removal():
    msg = EFBMsg()
    slave = next(iter(coordinator.slaves.values()))
    msg.chat = slave.get_chat("alice")
    msg.uid = "uid"
    msg_removal = EFBMessageRemoval(source_channel=coordinator.master,
                                    destination_channel=slave,
                                    message=msg)
    msg_removal_dup = pickle.loads(pickle.dumps(msg_removal))

    # Assume EFBMsg is picklable
    for i in ("source_channel", "destination_channel"):
        assert getattr(msg_removal, i) == getattr(msg_removal_dup, i)
示例#4
0
def test_pickle_message_removal(slave_channel, master_channel):
    msg = EFBMsg()
    msg.chat = slave_channel.alice
    msg.uid = "uid"
    msg_removal = EFBMessageRemoval(
        source_channel=master_channel,
        destination_channel=slave_channel,
        message=msg
    )
    msg_removal_dup = pickle.loads(pickle.dumps(msg_removal))

    # Assume EFBMsg is picklable
    for i in ("source_channel", "destination_channel"):
        assert getattr(msg_removal, i) == getattr(msg_removal_dup, i)
 def wechat_system_msg(self, msg: wxpy.Message) -> Optional[EFBMsg]:
     if msg.recalled_message_id:
         efb_msg = EFBMsg()
         efb_msg.chat = self.channel.chats.wxpy_chat_to_efb_chat(msg.chat)
         efb_msg.author = self.channel.chats.wxpy_chat_to_efb_chat(msg.sender)
         efb_msg.uid = str(msg.recalled_message_id)
         coordinator.send_status(EFBMessageRemoval(source_channel=self.channel,
                                                   destination_channel=coordinator.master,
                                                   message=efb_msg))
         return None
     efb_msg = EFBMsg()
     efb_msg.text = msg.text
     efb_msg.type = MsgType.Text
     efb_msg.author = EFBChat(self.channel).system()
     return efb_msg
示例#6
0
    def process_telegram_message(self,
                                 bot: telegram.Bot,
                                 update: telegram.Update,
                                 channel_id: Optional[str] = None,
                                 chat_id: Optional[str] = None,
                                 target_msg: Optional[str] = None):
        """
        Process messages came from Telegram.

        Args:
            bot: Telegram bot
            update: Telegram message update
            channel_id: Slave channel ID if specified
            chat_id: Slave chat ID if specified
            target_msg: Target slave message if specified

        Returns:

        """
        target: Optional[str] = None
        target_channel: Optional[str] = None
        target_log: Optional['MsgLog'] = None
        # Message ID for logging
        message_id = utils.message_id_to_str(update=update)

        multi_slaves: bool = False
        destination: Optional[str] = None
        slave_msg: Optional[EFBMsg] = None

        message: telegram.Message = update.effective_message

        edited = bool(update.edited_message or update.edited_channel_post)
        self.logger.debug('[%s] Message is edited: %s, %s', message_id, edited,
                          message.edit_date)

        private_chat = update.effective_chat.type == telegram.Chat.PRIVATE

        if not private_chat:  # from group
            linked_chats = self.db.get_chat_assoc(
                master_uid=utils.chat_id_to_str(self.channel_id,
                                                update.effective_chat.id))
            if len(linked_chats) == 1:
                destination = linked_chats[0]
            elif len(linked_chats) > 1:
                multi_slaves = True

        reply_to = bool(getattr(message, "reply_to_message", None))

        # Process predefined target (slave) chat.
        if channel_id and chat_id:
            destination = utils.chat_id_to_str(channel_id, chat_id)
            if target_msg:
                target_log = self.db.get_msg_log(master_msg_id=target_msg)
                if target_log:
                    target = target_log.slave_origin_uid
                    target_channel, target_uid = utils.chat_id_str_to_id(
                        target)
                else:
                    self.logger.info(
                        "[%s], Predefined chat %d.%d with target msg")
                    return self.bot.reply_error(
                        update,
                        self._("Message is not found in database. "
                               "Please try with another message. (UC07)"))
        elif private_chat:
            if reply_to:
                dest_msg = self.db.get_msg_log(
                    master_msg_id=utils.message_id_to_str(
                        message.reply_to_message.chat.id,
                        message.reply_to_message.message_id))
                if dest_msg:
                    destination = dest_msg.slave_origin_uid
                else:
                    return self.bot.reply_error(
                        update,
                        self._("Message is not found in database. "
                               "Please try with another one. (UC03)"))
            else:
                return self.bot.reply_error(
                    update,
                    self._("Please reply to an incoming message. (UC04)"))
        else:  # group chat
            if multi_slaves:
                if reply_to:
                    dest_msg = self.db.get_msg_log(
                        master_msg_id=utils.message_id_to_str(
                            message.reply_to_message.chat.id,
                            message.reply_to_message.message_id))
                    if dest_msg:
                        destination = dest_msg.slave_origin_uid
                    else:
                        return self.bot.reply_error(
                            update,
                            self._("Message is not found in database. "
                                   "Please try with another one. (UC05)"))
                else:
                    return self.bot.reply_error(
                        update,
                        self.
                        _("This group is linked to multiple remote chats. "
                          "Please reply to an incoming message. "
                          "To unlink all remote chats, please send /unlink_all . (UC06)"
                          ))
            elif destination:
                if reply_to:
                    target_log = \
                        self.db.get_msg_log(master_msg_id=utils.message_id_to_str(
                            message.reply_to_message.chat.id,
                            message.reply_to_message.message_id))
                    if target_log:
                        target = target_log.slave_origin_uid
                        target_channel, target_uid = utils.chat_id_str_to_id(
                            target)
                    else:
                        return self.bot.reply_error(
                            update,
                            self._("Message is not found in database. "
                                   "Please try with another message. (UC07)"))
            else:
                return self.bot.reply_error(
                    update,
                    self._("This group is not linked to any chat. (UC06)"))

        self.logger.debug(
            "[%s] Telegram received. From private chat: %s; Group has multiple linked chats: %s; "
            "Message replied to another message: %s", message_id, private_chat,
            multi_slaves, reply_to)
        self.logger.debug("[%s] Destination chat = %s", message_id,
                          destination)
        channel, uid = utils.chat_id_str_to_id(destination)
        if channel not in coordinator.slaves:
            return self.bot.reply_error(
                update,
                self._("Internal error: Channel \"{0}\" not found.").format(
                    channel))

        m = EFBMsg()
        try:
            m.uid = message_id
            mtype = get_msg_type(message)
            # Chat and author related stuff
            m.author = EFBChat(self.channel).self()
            m.chat = EFBChat(coordinator.slaves[channel])
            m.chat.chat_uid = uid
            chat_info = self.db.get_slave_chat_info(channel, uid)
            if chat_info:
                m.chat.chat_name = chat_info.slave_chat_name
                m.chat.chat_alias = chat_info.slave_chat_alias
                m.chat.chat_type = ChatType(chat_info.slave_chat_type)
            m.deliver_to = coordinator.slaves[channel]
            if target and target_channel == channel:
                trgt_msg = EFBMsg()
                trgt_msg.type = MsgType.Text
                trgt_msg.text = target_log.text
                trgt_msg.uid = target_log.slave_message_id
                trgt_msg.chat = EFBChat(coordinator.slaves[target_channel])
                trgt_msg.chat.chat_name = target_log.slave_origin_display_name
                trgt_msg.chat.chat_alias = target_log.slave_origin_display_name
                trgt_msg.chat.chat_uid = utils.chat_id_str_to_id(
                    target_log.slave_origin_uid)[1]
                if target_log.slave_member_uid:
                    trgt_msg.author = EFBChat(
                        coordinator.slaves[target_channel])
                    trgt_msg.author.chat_name = target_log.slave_member_display_name
                    trgt_msg.author.chat_alias = target_log.slave_member_display_name
                    trgt_msg.author.chat_uid = target_log.slave_member_uid
                elif target_log.sent_to == 'master':
                    trgt_msg.author = trgt_msg.chat
                else:
                    trgt_msg.author = EFBChat(self.channel).self()
                m.target = trgt_msg

                self.logger.debug(
                    "[%s] This message replies to another message of the same channel.\n"
                    "Chat ID: %s; Message ID: %s.", message_id,
                    trgt_msg.chat.chat_uid, trgt_msg.uid)
            # Type specific stuff
            self.logger.debug("[%s] Message type from Telegram: %s",
                              message_id, mtype)

            if self.TYPE_DICT.get(mtype, None):
                m.type = self.TYPE_DICT[mtype]
                self.logger.debug("[%s] EFB message type: %s", message_id,
                                  mtype)
            else:
                self.logger.info(
                    "[%s] Message type %s is not supported by ETM", message_id,
                    mtype)
                raise EFBMessageTypeNotSupported(
                    "Message type %s is not supported by ETM" % mtype)

            if m.type not in coordinator.slaves[
                    channel].supported_message_types:
                self.logger.info(
                    "[%s] Message type %s is not supported by channel %s",
                    message_id, m.type.name, channel)
                raise EFBMessageTypeNotSupported(
                    "Message type %s is not supported by channel %s" %
                    (m.type, coordinator.slaves[channel].channel_name))

            # Parse message text and caption to markdown
            msg_md_text = message.text and message.text_markdown
            if msg_md_text and msg_md_text == escape_markdown(message.text):
                msg_md_text = message.text
            msg_md_text = msg_md_text or ""

            msg_md_caption = message.caption and message.caption_markdown
            if msg_md_caption and msg_md_caption == escape_markdown(
                    message.caption):
                msg_md_caption = message.caption
            msg_md_caption = msg_md_caption or ""

            # Flag for edited message
            if edited:
                m.edit = True
                text = msg_md_text or msg_md_caption
                msg_log = self.db.get_msg_log(
                    master_msg_id=utils.message_id_to_str(update=update))
                if not msg_log or msg_log == self.FAIL_FLAG:
                    raise EFBMessageNotFound()
                m.uid = msg_log.slave_message_id
                if text.startswith(self.DELETE_FLAG):
                    coordinator.send_status(
                        EFBMessageRemoval(
                            source_channel=self.channel,
                            destination_channel=coordinator.slaves[channel],
                            message=m))
                    self.db.delete_msg_log(
                        master_msg_id=utils.message_id_to_str(update=update))
                    m = None
                    return
                self.logger.debug('[%s] Message is edited (%s)', m.uid, m.edit)

            # Enclose message as an EFBMsg object by message type.
            if mtype == TGMsgType.Text:
                m.text = msg_md_text
            elif mtype == TGMsgType.Photo:
                m.text = msg_md_caption
                m.file, m.mime, m.filename, m.path = self._download_file(
                    message.photo[-1])
            elif mtype == TGMsgType.Sticker:
                # Convert WebP to the more common PNG
                m.text = ""
                m.file, m.mime, m.filename, m.path = self._download_file(
                    message.sticker, 'image/webp')
                self.logger.debug(
                    "[%s] Trying to convert WebP sticker (%s) to PNG.",
                    message_id, m.path)
                f = tempfile.NamedTemporaryFile(suffix=".png")
                Image.open(m.file).convert("RGBA").save(f, 'png')
                m.file.close()
                m.file, m.mime, m.filename, m.path = f, 'image/png', os.path.basename(
                    f.name), f.name
                self.logger.debug(
                    "[%s] WebP sticker is converted to PNG (%s).", message_id,
                    f.name)
            elif mtype == TGMsgType.Animation:
                m.text = ""
                self.logger.debug(
                    "[%s] Telegram message is a \"Telegram GIF\".", message_id)
                m.filename = getattr(message.document, "file_name",
                                     None) or None
                m.file, m.mime, m.filename, m.path = self._download_gif(
                    message.document, channel)
                m.mime = message.document.mime_type or m.mime
            elif mtype == TGMsgType.Document:
                m.text = msg_md_caption
                self.logger.debug("[%s] Telegram message type is document.",
                                  message_id)
                m.filename = getattr(message.document, "file_name",
                                     None) or None
                m.file, m.mime, filename, m.path = self._download_file(
                    message.document, message.document.mime_type)
                m.filename = m.filename or filename
                m.mime = message.document.mime_type or m.mime
            elif mtype == TGMsgType.Video:
                m.text = msg_md_caption
                m.file, m.mime, m.filename, m.path = self._download_file(
                    message.video, message.video.mime_type)
            elif mtype == TGMsgType.Audio:
                m.text = "%s - %s\n%s" % (message.audio.title,
                                          message.audio.performer,
                                          msg_md_caption)
                m.file, m.mime, m.filename, m.path = self._download_file(
                    message.audio, message.audio.mime_type)
            elif mtype == TGMsgType.Voice:
                m.text = msg_md_caption
                m.file, m.mime, m.filename, m.path = self._download_file(
                    message.voice, message.voice.mime_type)
            elif mtype == TGMsgType.Location:
                # TRANSLATORS: Message body text for location messages.
                m.text = self._("Location")
                m.attributes = EFBMsgLocationAttribute(
                    message.location.latitude, message.location.longitude)
            elif mtype == TGMsgType.Venue:
                m.text = message.location.title + "\n" + message.location.adderss
                m.attributes = EFBMsgLocationAttribute(
                    message.venue.location.latitude,
                    message.venue.location.longitude)
            elif mtype == TGMsgType.Contact:
                contact: telegram.Contact = message.contact
                m.text = self._(
                    "Shared a contact: {first_name} {last_name}\n{phone_number}"
                ).format(first_name=contact.first_name,
                         last_name=contact.last_name,
                         phone_number=contact.phone_number)
            else:
                raise EFBMessageTypeNotSupported(
                    self._("Message type {0} is not supported.").format(mtype))
                # return self.bot.reply_error(update, "Message type not supported. (MN02)")

            slave_msg = coordinator.send_message(m)
        except EFBChatNotFound as e:
            self.bot.reply_error(update, e.args[0]
                                 or self._("Chat is not found."))
        except EFBMessageTypeNotSupported as e:
            self.bot.reply_error(
                update, e.args[0] or self._("Message type is not supported."))
        except EFBOperationNotSupported as e:
            self.bot.reply_error(
                update,
                self._("Message editing is not supported.\n\n{!s}".format(e)))
        except Exception as e:
            self.bot.reply_error(
                update, self._("Message is not sent.\n\n{!r}".format(e)))
        finally:
            if m:
                msg_log_d = {
                    "master_msg_id":
                    utils.message_id_to_str(update=update),
                    "text":
                    m.text or "Sent a %s" % m.type,
                    "slave_origin_uid":
                    utils.chat_id_to_str(chat=m.chat),
                    "slave_origin_display_name":
                    "__chat__",
                    "msg_type":
                    m.type,
                    "sent_to":
                    "slave",
                    "slave_message_id":
                    None if m.edit else "%s.%s" %
                    (self.FAIL_FLAG, int(time.time())),
                    # Overwritten later if slave message ID exists
                    "update":
                    m.edit
                }

                # Store media related information to local database
                for tg_media_type in ('audio', 'animation', 'document',
                                      'video', 'voice', 'video_note'):
                    attachment = getattr(message, tg_media_type, None)
                    if attachment:
                        msg_log_d.update(media_type=tg_media_type,
                                         file_id=attachment.file_id,
                                         mime=attachment.mime_type)
                        break
                if not msg_log_d.get('media_type', None):
                    if getattr(message, 'sticker', None):
                        msg_log_d.update(media_type='sticker',
                                         file_id=message.sticker.file_id,
                                         mime='image/webp')
                    elif getattr(message, 'photo', None):
                        attachment = message.photo[-1]
                        msg_log_d.update(media_type=tg_media_type,
                                         file_id=attachment.file_id,
                                         mime='image/jpeg')

                if slave_msg:
                    msg_log_d['slave_message_id'] = slave_msg.uid
                self.db.add_msg_log(**msg_log_d)
                if m.file:
                    m.file.close()
示例#7
0
    def process_telegram_message(
            self,
            update: Update,
            context: CallbackContext,
            channel_id: Optional[ModuleID] = None,
            chat_id: Optional[ChatID] = None,
            target_msg: Optional[utils.TgChatMsgIDStr] = None):
        """
        Process messages came from Telegram.

        Args:
            update: Telegram message update
            context: PTB update context
            channel_id: Slave channel ID if specified
            chat_id: Slave chat ID if specified
            target_msg: Target slave message if specified
        """
        target: Optional[EFBChannelChatIDStr] = None
        target_channel: Optional[ModuleID] = None
        target_log: Optional['MsgLog'] = None
        # Message ID for logging
        message_id = utils.message_id_to_str(update=update)

        multi_slaves: bool = False
        destination: Optional[EFBChannelChatIDStr] = None
        slave_msg: Optional[EFBMsg] = None

        message: telegram.Message = update.effective_message

        edited = bool(update.edited_message or update.edited_channel_post)
        self.logger.debug('[%s] Message is edited: %s, %s', message_id, edited,
                          message.edit_date)

        private_chat = update.effective_chat.type == telegram.Chat.PRIVATE

        if not private_chat:  # from group
            linked_chats = self.db.get_chat_assoc(
                master_uid=utils.chat_id_to_str(self.channel_id,
                                                update.effective_chat.id))
            if len(linked_chats) == 1:
                destination = linked_chats[0]
            elif len(linked_chats) > 1:
                multi_slaves = True

        reply_to = bool(getattr(message, "reply_to_message", None))

        # Process predefined target (slave) chat.
        cached_dest = self.chat_dest_cache.get(message.chat.id)
        if channel_id and chat_id:
            destination = utils.chat_id_to_str(channel_id, chat_id)
            if target_msg is not None:
                target_log = self.db.get_msg_log(master_msg_id=target_msg)
                if target_log:
                    target = target_log.slave_origin_uid
                    if target is not None:
                        target_channel, target_uid = utils.chat_id_str_to_id(
                            target)
                else:
                    return self.bot.reply_error(
                        update,
                        self._("Message is not found in database. "
                               "Please try with another message. (UC07)"))
        elif private_chat:
            if reply_to:
                dest_msg = self.db.get_msg_log(
                    master_msg_id=utils.message_id_to_str(
                        message.reply_to_message.chat.id,
                        message.reply_to_message.message_id))
                if dest_msg:
                    destination = dest_msg.slave_origin_uid
                    self.chat_dest_cache.set(message.chat.id,
                                             dest_msg.slave_origin_uid)
                else:
                    return self.bot.reply_error(
                        update,
                        self._("Message is not found in database. "
                               "Please try with another one. (UC03)"))
            elif cached_dest:
                destination = cached_dest
                self._send_cached_chat_warning(update, message.chat.id,
                                               cached_dest)
            else:
                return self.bot.reply_error(
                    update,
                    self._("Please reply to an incoming message. (UC04)"))
        else:  # group chat
            if multi_slaves:
                if reply_to:
                    dest_msg = self.db.get_msg_log(
                        master_msg_id=utils.message_id_to_str(
                            message.reply_to_message.chat.id,
                            message.reply_to_message.message_id))
                    if dest_msg:
                        destination = dest_msg.slave_origin_uid
                        assert destination is not None
                        self.chat_dest_cache.set(message.chat.id, destination)
                    else:
                        return self.bot.reply_error(
                            update,
                            self._("Message is not found in database. "
                                   "Please try with another one. (UC05)"))
                elif cached_dest:
                    destination = cached_dest
                    self._send_cached_chat_warning(update, message.chat.id,
                                                   cached_dest)
                else:
                    return self.bot.reply_error(
                        update,
                        self.
                        _("This group is linked to multiple remote chats. "
                          "Please reply to an incoming message. "
                          "To unlink all remote chats, please send /unlink_all . (UC06)"
                          ))
            elif destination:
                if reply_to:
                    target_log = \
                        self.db.get_msg_log(master_msg_id=utils.message_id_to_str(
                            message.reply_to_message.chat.id,
                            message.reply_to_message.message_id))
                    if target_log:
                        target = target_log.slave_origin_uid
                        if target is not None:
                            target_channel, target_uid = utils.chat_id_str_to_id(
                                target)
                    else:
                        return self.bot.reply_error(
                            update,
                            self._("Message is not found in database. "
                                   "Please try with another message. (UC07)"))
            else:
                return self.bot.reply_error(
                    update,
                    self._("This group is not linked to any chat. (UC06)"))

        self.logger.debug(
            "[%s] Telegram received. From private chat: %s; Group has multiple linked chats: %s; "
            "Message replied to another message: %s", message_id, private_chat,
            multi_slaves, reply_to)
        self.logger.debug("[%s] Destination chat = %s", message_id,
                          destination)
        assert destination is not None
        channel, uid = utils.chat_id_str_to_id(destination)
        if channel not in coordinator.slaves:
            return self.bot.reply_error(
                update,
                self._("Internal error: Channel \"{0}\" not found.").format(
                    channel))

        m = ETMMsg()
        log_message = True
        try:
            m.uid = MessageID(message_id)
            m.put_telegram_file(message)
            mtype = m.type_telegram
            # Chat and author related stuff
            m.author = ETMChat(db=self.db, channel=self.channel).self()
            m.chat = ETMChat(db=self.db, channel=coordinator.slaves[channel])
            m.chat.chat_uid = m.chat.chat_name = uid
            # TODO: get chat from ETM local cache when available
            chat_info = self.db.get_slave_chat_info(channel, uid)
            if chat_info:
                m.chat.chat_name = chat_info.slave_chat_name
                m.chat.chat_alias = chat_info.slave_chat_alias
                m.chat.chat_type = ChatType(chat_info.slave_chat_type)
            m.deliver_to = coordinator.slaves[channel]
            if target and target_log is not None and target_channel == channel:
                if target_log.pickle:
                    trgt_msg: ETMMsg = ETMMsg.unpickle(target_log.pickle,
                                                       self.db)
                    trgt_msg.target = None
                else:
                    trgt_msg = ETMMsg()
                    trgt_msg.type = MsgType.Text
                    trgt_msg.text = target_log.text
                    trgt_msg.uid = target_log.slave_message_id
                    trgt_msg.chat = ETMChat(
                        db=self.db, channel=coordinator.slaves[target_channel])
                    trgt_msg.chat.chat_name = target_log.slave_origin_display_name
                    trgt_msg.chat.chat_alias = target_log.slave_origin_display_name
                    trgt_msg.chat.chat_uid = utils.chat_id_str_to_id(
                        target_log.slave_origin_uid)[1]
                    if target_log.slave_member_uid:
                        trgt_msg.author = ETMChat(
                            db=self.db,
                            channel=coordinator.slaves[target_channel])
                        trgt_msg.author.chat_name = target_log.slave_member_display_name
                        trgt_msg.author.chat_alias = target_log.slave_member_display_name
                        trgt_msg.author.chat_uid = target_log.slave_member_uid
                    elif target_log.sent_to == 'master':
                        trgt_msg.author = trgt_msg.chat
                    else:
                        trgt_msg.author = ETMChat(db=self.db,
                                                  channel=self.channel).self()
                m.target = trgt_msg

                self.logger.debug(
                    "[%s] This message replies to another message of the same channel.\n"
                    "Chat ID: %s; Message ID: %s.", message_id,
                    trgt_msg.chat.chat_uid, trgt_msg.uid)
            # Type specific stuff
            self.logger.debug("[%s] Message type from Telegram: %s",
                              message_id, mtype)

            if self.TYPE_DICT.get(mtype, None):
                m.type = self.TYPE_DICT[mtype]
                self.logger.debug("[%s] EFB message type: %s", message_id,
                                  mtype)
            else:
                self.logger.info(
                    "[%s] Message type %s is not supported by ETM", message_id,
                    mtype)
                raise EFBMessageTypeNotSupported(
                    self._("Message type {} is not supported by ETM.").format(
                        mtype.name))

            if m.type not in coordinator.slaves[
                    channel].supported_message_types:
                self.logger.info(
                    "[%s] Message type %s is not supported by channel %s",
                    message_id, m.type.name, channel)
                raise EFBMessageTypeNotSupported(
                    self._("Message type {0} is not supported by channel {1}."
                           ).format(m.type.name,
                                    coordinator.slaves[channel].channel_name))

            # Parse message text and caption to markdown
            msg_md_text = message.text and message.text_markdown
            if msg_md_text and msg_md_text == escape_markdown(message.text):
                msg_md_text = message.text
            msg_md_text = msg_md_text or ""

            msg_md_caption = message.caption and message.caption_markdown
            if msg_md_caption and msg_md_caption == escape_markdown(
                    message.caption):
                msg_md_caption = message.caption
            msg_md_caption = msg_md_caption or ""

            # Flag for edited message
            if edited:
                m.edit = True
                text = msg_md_text or msg_md_caption
                msg_log = self.db.get_msg_log(
                    master_msg_id=utils.message_id_to_str(update=update))
                if not msg_log or msg_log == self.FAIL_FLAG:
                    raise EFBMessageNotFound()
                m.uid = msg_log.slave_message_id
                if text.startswith(self.DELETE_FLAG):
                    coordinator.send_status(
                        EFBMessageRemoval(
                            source_channel=self.channel,
                            destination_channel=coordinator.slaves[channel],
                            message=m))
                    self.db.delete_msg_log(
                        master_msg_id=utils.message_id_to_str(update=update))
                    log_message = False
                    return
                self.logger.debug('[%s] Message is edited (%s)', m.uid, m.edit)

            # Enclose message as an EFBMsg object by message type.
            if mtype == TGMsgType.Text:
                m.text = msg_md_text
            elif mtype == TGMsgType.Photo:
                m.text = msg_md_caption
                m.mime = "image/jpeg"
                self._check_file_download(message.photo[-1])
            elif mtype in (TGMsgType.Sticker, TGMsgType.AnimatedSticker):
                # Convert WebP to the more common PNG
                m.text = ""
                self._check_file_download(message.sticker)
            elif mtype == TGMsgType.Animation:
                m.text = ""
                self.logger.debug(
                    "[%s] Telegram message is a \"Telegram GIF\".", message_id)
                m.filename = getattr(message.document, "file_name",
                                     None) or None
                m.mime = message.document.mime_type or m.mime
            elif mtype == TGMsgType.Document:
                m.text = msg_md_caption
                self.logger.debug("[%s] Telegram message type is document.",
                                  message_id)
                m.filename = getattr(message.document, "file_name",
                                     None) or None
                m.mime = message.document.mime_type
                self._check_file_download(message.document)
            elif mtype == TGMsgType.Video:
                m.text = msg_md_caption
                m.mime = message.video.mime_type
                self._check_file_download(message.video)
            elif mtype == TGMsgType.Audio:
                m.text = "%s - %s\n%s" % (message.audio.title,
                                          message.audio.performer,
                                          msg_md_caption)
                m.mime = message.audio.mime_type
                self._check_file_download(message.audio)
            elif mtype == TGMsgType.Voice:
                m.text = msg_md_caption
                m.mime = message.voice.mime_type
                self._check_file_download(message.voice)
            elif mtype == TGMsgType.Location:
                # TRANSLATORS: Message body text for location messages.
                m.text = self._("Location")
                m.attributes = EFBMsgLocationAttribute(
                    message.location.latitude, message.location.longitude)
            elif mtype == TGMsgType.Venue:
                m.text = message.location.title + "\n" + message.location.adderss
                m.attributes = EFBMsgLocationAttribute(
                    message.venue.location.latitude,
                    message.venue.location.longitude)
            elif mtype == TGMsgType.Contact:
                contact: telegram.Contact = message.contact
                m.text = self._(
                    "Shared a contact: {first_name} {last_name}\n{phone_number}"
                ).format(first_name=contact.first_name,
                         last_name=contact.last_name,
                         phone_number=contact.phone_number)
            else:
                raise EFBMessageTypeNotSupported(
                    self._("Message type {0} is not supported.").format(mtype))

            slave_msg = coordinator.send_message(m)
        except EFBChatNotFound as e:
            self.bot.reply_error(update, e.args[0]
                                 or self._("Chat is not found."))
        except EFBMessageTypeNotSupported as e:
            self.bot.reply_error(
                update, e.args[0] or self._("Message type is not supported."))
        except EFBOperationNotSupported as e:
            self.bot.reply_error(
                update,
                self._("Message editing is not supported.\n\n{!s}".format(e)))
        except Exception as e:
            self.bot.reply_error(
                update, self._("Message is not sent.\n\n{!r}".format(e)))
            self.logger.exception("Message is not sent. (update: %s)", update)
        finally:
            if log_message:
                pickled_msg = m.pickle(self.db)
                self.logger.debug("[%s] Pickle size: %s", message_id,
                                  len(pickled_msg))
                msg_log_d = {
                    "master_msg_id":
                    utils.message_id_to_str(update=update),
                    "text":
                    m.text or "Sent a %s" % m.type.name,
                    "slave_origin_uid":
                    utils.chat_id_to_str(chat=m.chat),
                    "slave_origin_display_name":
                    "__chat__",
                    "msg_type":
                    m.type.name,
                    "sent_to":
                    "slave",
                    "slave_message_id":
                    None if m.edit else "%s.%s" %
                    (self.FAIL_FLAG, int(time.time())),
                    # Overwritten later if slave message ID exists
                    "update":
                    m.edit,
                    "media_type":
                    m.type_telegram.value,
                    "file_id":
                    m.file_id,
                    "mime":
                    m.mime,
                    "pickle":
                    pickled_msg
                }

                if slave_msg:
                    msg_log_d['slave_message_id'] = slave_msg.uid
                # self.db.add_msg_log(**msg_log_d)
                self.db.add_task(self.db.add_msg_log, tuple(), msg_log_d)
                if m.file:
                    m.file.close()