Пример #1
0
def left_member(update, context):
    chat = update.effective_chat  # type: Optional[Chat]
    should_goodbye, cust_goodbye, goodbye_type = sql.get_gdbye_pref(chat.id)
    cust_goodbye = markdown_to_html(cust_goodbye)
    if should_goodbye:
        left_mem = update.effective_message.left_chat_member
        if left_mem:

            if is_user_gbanned(left_mem.id):
                return

            # Ignore bot being kicked
            if left_mem.id == context.bot.id:
                return

            # Give the owner a special goodbye
            if left_mem.id == OWNER_ID:
                update.effective_message.reply_text("RIP Master")
                return

            # if media goodbye, use appropriate function for it
            if goodbye_type != sql.Types.TEXT and goodbye_type != sql.Types.BUTTON_TEXT:
                ENUM_FUNC_MAP[goodbye_type](chat.id, cust_goodbye)
                return

            first_name = left_mem.first_name or "PersonWithNoName"  # edge case of empty name - occurs for some bugs.
            if cust_goodbye:
                if left_mem.last_name:
                    fullname = "{} {}".format(first_name, left_mem.last_name)
                else:
                    fullname = first_name
                count = chat.get_members_count()
                mention = mention_html(left_mem.id, first_name)
                if left_mem.username:
                    username = "******" + escape(left_mem.username)
                else:
                    username = mention

                valid_format = escape_invalid_curly_brackets(cust_goodbye, VALID_WELCOME_FORMATTERS)
                res = valid_format.format(first=escape(first_name),
                                          last=escape(left_mem.last_name or first_name),
                                          fullname=escape(fullname), username=username, mention=mention,
                                          count=count, chatname=escape(chat.title), id=left_mem.id)
                buttons = sql.get_gdbye_buttons(chat.id)
                keyb = build_keyboard(buttons)

            else:
                res = sql.DEFAULT_GOODBYE
                keyb = []

            keyboard = InlineKeyboardMarkup(keyb)

            send(update, res, keyboard, sql.DEFAULT_GOODBYE)
Пример #2
0
def goodbye(update, context):
    chat = update.effective_chat  # type: Optional[Chat]
    args = context.args

    if len(args) == 0 or args[0] == "noformat":
        noformat = args and args[0] == "noformat"
        pref, goodbye_m, goodbye_type = sql.get_gdbye_pref(chat.id)
        update.effective_message.reply_text(
            "This chat has it's goodbye setting set to: `{}`.\n*The goodbye  message "
            "(not filling the {{}}) is:*".format(pref),
            parse_mode=ParseMode.MARKDOWN,
        )

        if goodbye_type == sql.Types.BUTTON_TEXT:
            buttons = sql.get_gdbye_buttons(chat.id)
            if noformat:
                goodbye_m += revert_buttons(buttons)
                update.effective_message.reply_text(goodbye_m)

            else:
                keyb = build_keyboard(buttons)
                keyboard = InlineKeyboardMarkup(keyb)

                send(update, goodbye_m, keyboard, sql.DEFAULT_GOODBYE)

        else:
            if noformat:
                ENUM_FUNC_MAP[goodbye_type](chat.id, goodbye_m)

            else:
                ENUM_FUNC_MAP[goodbye_type](chat.id,
                                            goodbye_m,
                                            parse_mode=ParseMode.MARKDOWN)

    elif len(args) >= 1:
        if args[0].lower() in ("on", "yes"):
            sql.set_gdbye_preference(str(chat.id), True)
            update.effective_message.reply_text(
                "I'll be sorry when people leave!")

        elif args[0].lower() in ("off", "no"):
            sql.set_gdbye_preference(str(chat.id), False)
            update.effective_message.reply_text(
                "They leave, they're dead to me.")

        else:
            # idek what you're writing, say yes or no
            update.effective_message.reply_text(
                "I understand 'on/yes' or 'off/no' only!")
Пример #3
0
def welcome(update, context):
    chat = update.effective_chat  # type: Optional[Chat]
    args = context.args
    # if no args, show current replies.
    if len(args) == 0 or args[0].lower() == "noformat":
        noformat = args and args[0].lower() == "noformat"
        pref, welcome_m, welcome_type = sql.get_welc_pref(chat.id)
        update.effective_message.reply_text(
            "This chat has it's welcome setting set to: `{}`.\n*The welcome message "
            "(not filling the {{}}) is:*".format(pref),
            parse_mode=ParseMode.MARKDOWN,
        )

        if welcome_type == sql.Types.BUTTON_TEXT:
            buttons = sql.get_welc_buttons(chat.id)
            if noformat:
                welcome_m += revert_buttons(buttons)
                update.effective_message.reply_text(welcome_m)

            else:
                keyb = build_keyboard(buttons)
                keyboard = InlineKeyboardMarkup(keyb)

                send(update, welcome_m, keyboard, sql.DEFAULT_WELCOME)

        else:
            if noformat:
                ENUM_FUNC_MAP[welcome_type](chat.id, welcome_m)

            else:
                ENUM_FUNC_MAP[welcome_type](
                    chat.id, welcome_m, parse_mode=ParseMode.MARKDOWN
                )

    elif len(args) >= 1:
        if args[0].lower() in ("on", "yes"):
            sql.set_welc_preference(str(chat.id), True)
            update.effective_message.reply_text("I'll be polite!")

        elif args[0].lower() in ("off", "no"):
            sql.set_welc_preference(str(chat.id), False)
            update.effective_message.reply_text("I'm sulking, not gonna greet anymore.")

        else:
            # idek what you're writing, say yes or no
            update.effective_message.reply_text(
                "I understand 'on/yes' or 'off/no' only!"
            )
Пример #4
0
def new_member(update, context):
    chat = update.effective_chat
    user = update.effective_user
    msg = update.effective_message
    chat_name = chat.title or chat.first or chat.username
    should_welc, cust_welcome, welc_type = sql.get_welc_pref(chat.id)
    cust_welcome = markdown_to_html(cust_welcome)
    welc_mutes = sql.welcome_mutes(chat.id)
    user_id = user.id
    human_checks = sql.get_human_checks(user_id, chat.id)
    if should_welc:
        sent = None
        new_members = update.effective_message.new_chat_members
        for new_mem in new_members:

            reply = update.message.message_id
            cleanserv = sql.clean_service(chat.id)
            # Clean service welcome
            if cleanserv:
                try:
                    dispatcher.bot.delete_message(chat.id, update.message.message_id)
                except BadRequest:
                    pass
                reply = False

            # Ignore spamwatch banned users
            try:
                sw = spamwtc.get_ban(int(new_mem.id))
                if sw:
                    return
            except Exception:
                pass

            # Ignore gbanned users
            if is_user_gbanned(new_mem.id):
                return

            # Give the owner a special welcome
            if new_mem.id == OWNER_ID:
                update.effective_message.reply_text(
                    "Master is in the Group, let's get this party started!",
                    reply_to_message_id=reply,
                )
                continue

            # Make bot greet admins
            elif new_mem.id == context.bot.id:
                update.effective_message.reply_text(
                    "Hey {}, I'm {}! Thank you for adding me to {}"
                    " I Will Try My Best To Manage Your Group Efficiently".format(
                        user.first_name, context.bot.first_name, chat_name
                    ),
                    reply_to_message_id=reply,
                )

                context.bot.send_message(
                    MESSAGE_DUMP,
                    "Meiko have been added to <pre>{}</pre> with ID: \n<pre>{}</pre>".format(
                        chat.title, chat.id
                    ),
                    parse_mode=ParseMode.HTML,
                )
            else:
                # If welcome message is media, send with appropriate function
                if welc_type != sql.Types.TEXT and welc_type != sql.Types.BUTTON_TEXT:
                    sent = ENUM_FUNC_MAP[welc_type](chat.id, cust_welcome)
                    # print(bool(sent))
                    continue
                # else, move on
                first_name = (
                    new_mem.first_name or "PersonWithNoName"
                )  # edge case of empty name - occurs for some bugs.

                if cust_welcome:
                    if new_mem.last_name:
                        fullname = "{} {}".format(first_name, new_mem.last_name)
                    else:
                        fullname = first_name
                    count = chat.get_members_count()
                    mention = mention_html(new_mem.id, first_name)
                    if new_mem.username:
                        username = "******" + escape(new_mem.username)
                    else:
                        username = mention

                    valid_format = escape_invalid_curly_brackets(
                        cust_welcome, VALID_WELCOME_FORMATTERS
                    )
                    res = valid_format.format(
                        first=escape(first_name),
                        last=escape(new_mem.last_name or first_name),
                        fullname=escape(fullname),
                        username=username,
                        mention=mention,
                        count=count,
                        chatname=escape(chat.title),
                        id=new_mem.id,
                    )
                    buttons = sql.get_welc_buttons(chat.id)
                    keyb = build_keyboard(buttons)
                else:
                    res = sql.DEFAULT_WELCOME.format(first=first_name)
                    keyb = []

                keyboard = InlineKeyboardMarkup(keyb)

                sent = send(
                    update, res, keyboard, sql.DEFAULT_WELCOME.format(first=first_name)
                )  # type: Optional[Message]

                # User exception from mutes:
                if (
                    is_user_ban_protected(chat, new_mem.id, chat.get_member(new_mem.id))
                    or human_checks
                ):
                    continue
                # Join welcome: soft mute
                if welc_mutes == "soft":
                    context.bot.restrict_chat_member(
                        chat.id,
                        new_mem.id,
                        permissions=ChatPermissions(
                            can_send_messages=True,
                            can_send_media_messages=False,
                            can_send_other_messages=False,
                            can_invite_users=False,
                            can_pin_messages=False,
                            can_send_polls=False,
                            can_change_info=False,
                            can_add_web_page_previews=False,
                            until_date=(int(time.time() + 24 * 60 * 60)),
                        ),
                    )
                # Join welcome: strong mute
                if welc_mutes == "strong":
                    new_join_mem = "Hey {}!".format(
                        mention_html(user.id, new_mem.first_name)
                    )
                    msg.reply_text(
                        "{}\nClick the button below to start talking.".format(
                            new_join_mem
                        ),
                        reply_markup=InlineKeyboardMarkup(
                            [
                                [
                                    InlineKeyboardButton(
                                        text="Yus, I'm a human",
                                        callback_data="user_join_({})".format(
                                            new_mem.id
                                        ),
                                    )
                                ]
                            ]
                        ),
                        parse_mode=ParseMode.HTML,
                        reply_to_message_id=reply,
                    )
                    context.bot.restrict_chat_member(
                        chat.id,
                        new_mem.id,
                        permissions=ChatPermissions(
                            can_send_messages=False,
                            can_invite_users=False,
                            can_pin_messages=False,
                            can_send_polls=False,
                            can_change_info=False,
                            can_send_media_messages=False,
                            can_send_other_messages=False,
                            can_add_web_page_previews=False,
                        ),
                    )
        prev_welc = sql.get_clean_pref(chat.id)
        if prev_welc:
            try:
                context.bot.delete_message(chat.id, prev_welc)
            except BadRequest:
                pass

            if sent:
                sql.set_clean_welcome(chat.id, sent.message_id)
Пример #5
0
def left_member(update, context):
    chat = update.effective_chat  # type: Optional[Chat]
    should_goodbye, cust_goodbye, goodbye_type = sql.get_gdbye_pref(chat.id)
    cust_goodbye = markdown_to_html(cust_goodbye)
    if should_goodbye:
        reply = update.message.message_id
        cleanserv = sql.clean_service(chat.id)
        # Clean service welcome
        if cleanserv:
            try:
                dispatcher.bot.delete_message(chat.id,
                                              update.message.message_id)
            except BadRequest:
                pass
            reply = False

        left_mem = update.effective_message.left_chat_member
        if left_mem:

            # Ignore gbanned users
            if is_user_gbanned(left_mem.id):
                return

            # Ignore spamwatch banned users
            try:
                sw = spamwtc.get_ban(int(left_mem.id))
                if sw:
                    return
            except:
                pass

            # Ignore bot being kicked
            if left_mem.id == context.bot.id:
                return

            # Give the owner a special goodbye
            if left_mem.id == OWNER_ID:
                update.effective_message.reply_text("RIP Master",
                                                    reply_to_message_id=reply)
                return

            # if media goodbye, use appropriate function for it
            if goodbye_type != sql.Types.TEXT and goodbye_type != sql.Types.BUTTON_TEXT:
                ENUM_FUNC_MAP[goodbye_type](chat.id, cust_goodbye)
                return

            first_name = left_mem.first_name or "PersonWithNoName"  # edge case of empty name - occurs for some bugs.
            if cust_goodbye:
                if cust_goodbye == sql.DEFAULT_GOODBYE:
                    cust_goodbye = random.choice(sql.RANDOM_BYE)
                if left_mem.last_name:
                    fullname = "{} {}".format(first_name, left_mem.last_name)
                else:
                    fullname = first_name
                count = chat.get_members_count()
                mention = mention_html(left_mem.id, first_name)
                if left_mem.username:
                    username = "******" + escape(left_mem.username)
                else:
                    username = mention

                valid_format = escape_invalid_curly_brackets(
                    cust_goodbye, VALID_WELCOME_FORMATTERS)
                res = valid_format.format(first=escape(first_name),
                                          last=escape(left_mem.last_name
                                                      or first_name),
                                          fullname=escape(fullname),
                                          username=username,
                                          mention=mention,
                                          count=count,
                                          chatname=escape(chat.title),
                                          id=left_mem.id)
                buttons = sql.get_gdbye_buttons(chat.id)
                keyb = build_keyboard(buttons)

            else:
                res = random.choice(sql.RANDOM_BYE)
                keyb = []

            keyboard = InlineKeyboardMarkup(keyb)

            send(update, res, keyboard, random.choice(sql.RANDOM_BYE))
Пример #6
0
def get(bot, update, notename, show_none=True, no_format=False):
    chat_id = update.effective_chat.id
    chat = update.effective_chat  # type: Optional[Chat]
    user = update.effective_user  # type: Optional[User]
    conn = connected(bot, update, chat, user.id, need_admin=False)
    if conn:
        chat_id = conn
        send_id = user.id
    else:
        chat_id = update.effective_chat.id
        send_id = chat_id

    note = sql.get_note(chat_id, notename)
    message = update.effective_message  # type: Optional[Message]

    if note:
        # If we're replying to a message, reply to that message (unless it's an error)
        if message.reply_to_message:
            reply_id = message.reply_to_message.message_id
        else:
            reply_id = message.message_id

        if note.is_reply:
            if MESSAGE_DUMP:
                try:
                    bot.forward_message(chat_id=update.effective_chat.id,
                                        from_chat_id=MESSAGE_DUMP,
                                        message_id=note.value)
                except BadRequest as excp:
                    if excp.message == "Message to forward not found":
                        message.reply_text(
                            "This message seems to have been lost - I'll remove it "
                            "from your notes list.")
                        sql.rm_note(chat_id, notename)
                    else:
                        raise
            else:
                try:
                    bot.forward_message(chat_id=update.effective_chat.id,
                                        from_chat_id=chat_id,
                                        message_id=note.value)
                except BadRequest as excp:
                    if excp.message == "Message to forward not found":
                        message.reply_text(
                            "Looks like the original sender of this note has deleted "
                            "their message - sorry! Get your bot admin to start using a "
                            "message dump to avoid this. I'll remove this note from "
                            "your saved notes.")
                        sql.rm_note(chat_id, notename)
                    else:
                        raise
        else:
            VALID_NOTE_FORMATTERS = [
                'first', 'last', 'fullname', 'username', 'id', 'chatname',
                'mention'
            ]
            valid_format = escape_invalid_curly_brackets(
                note.value, VALID_NOTE_FORMATTERS)
            if valid_format:
                text = valid_format.format(
                    first=escape_markdown(message.from_user.first_name),
                    last=escape_markdown(message.from_user.last_name
                                         or message.from_user.first_name),
                    fullname=escape_markdown(
                        " ".join([
                            message.from_user.first_name, message.from_user.
                            last_name
                        ] if message.from_user.last_name else
                                 [message.from_user.first_name])),
                    username="******" + message.from_user.username
                    if message.from_user.username else mention_markdown(
                        message.from_user.id, message.from_user.first_name),
                    mention=mention_markdown(message.from_user.id,
                                             message.from_user.first_name),
                    chatname=escape_markdown(
                        message.chat.title if message.chat.type != "private"
                        else message.from_user.first_name),
                    id=message.from_user.id)
            else:
                text = ""

            keyb = []
            parseMode = ParseMode.MARKDOWN
            buttons = sql.get_buttons(chat_id, notename)
            if no_format:
                parseMode = None
                text += revert_buttons(buttons)
            else:
                keyb = build_keyboard(buttons)

            keyboard = InlineKeyboardMarkup(keyb)

            try:
                if note.msgtype in (sql.Types.BUTTON_TEXT, sql.Types.TEXT):
                    bot.send_message(update.effective_chat.id,
                                     text,
                                     reply_to_message_id=reply_id,
                                     parse_mode=parseMode,
                                     disable_web_page_preview=True,
                                     reply_markup=keyboard)
                else:
                    ENUM_FUNC_MAP[note.msgtype](update.effective_chat.id,
                                                note.file,
                                                caption=text,
                                                reply_to_message_id=reply_id,
                                                parse_mode=parseMode,
                                                disable_web_page_preview=True,
                                                reply_markup=keyboard)

            except BadRequest as excp:
                if excp.message == "Entity_mention_user_invalid":
                    message.reply_text(
                        "Looks like you tried to mention someone I've never seen before. If you really "
                        "want to mention them, forward one of their messages to me, and I'll be able "
                        "to tag them!")
                elif FILE_MATCHER.match(note.value):
                    message.reply_text(
                        "This note was an incorrectly imported file from another bot - I can't use "
                        "it. If you really need it, you'll have to save it again. In "
                        "the meantime, I'll remove it from your notes list.")
                    sql.rm_note(chat_id, notename)
                else:
                    message.reply_text(
                        "This note could not be sent, as it is incorrectly formatted."
                    )

                    LOGGER.exception("Could not parse message #%s in chat %s",
                                     notename, str(chat_id))
                    LOGGER.warning("Message was: %s", str(note.value))
        return
    elif show_none:
        message.reply_text("This note doesn't exist")
Пример #7
0
def reply_filter(update, context):
    chat = update.effective_chat  # type: Optional[Chat]
    message = update.effective_message  # type: Optional[Message]
    to_match = extract_text(message)
    if not to_match:
        return

    # my custom thing
    if message.reply_to_message:
        message = message.reply_to_message
    ad_filter = ""
    # my custom thing

    chat_filters = sql.get_chat_triggers(chat.id)
    for keyword in chat_filters:
        pattern = r"( |^|[^\w])" + re.escape(keyword) + r"( |$|[^\w])"
        if re.search(pattern, to_match, flags=re.IGNORECASE):
            filt = sql.get_filter(chat.id, keyword)
            buttons = sql.get_buttons(chat.id, filt.keyword)
            if filt.is_sticker:
                message.reply_sticker(filt.reply)
            elif filt.is_document:
                message.reply_document(filt.reply)
            elif filt.is_image:
                if len(buttons) > 0:
                    keyb = build_keyboard(buttons)
                    keyboard = InlineKeyboardMarkup(keyb)
                    message.reply_photo(filt.reply, reply_markup=keyboard)
                else:
                    message.reply_photo(filt.reply)
            elif filt.is_audio:
                message.reply_audio(filt.reply)
            elif filt.is_voice:
                message.reply_voice(filt.reply)
            elif filt.is_video:
                message.reply_video(filt.reply)
            elif filt.has_markdown:
                keyb = build_keyboard(buttons)
                keyboard = InlineKeyboardMarkup(keyb)

                should_preview_disabled = True
                if "telegra.ph" in filt.reply or "youtu.be" in filt.reply:
                    should_preview_disabled = False

                try:
                    message.reply_text(ad_filter + "\n" + filt.reply, parse_mode=ParseMode.MARKDOWN,
                                       disable_web_page_preview=should_preview_disabled,
                                       reply_markup=keyboard)
                except BadRequest as excp:
                    if excp.message == "Unsupported url protocol":
                        message.reply_text("You seem to be trying to use an unsupported url protocol. Telegram "
                                           "doesn't support buttons for some protocols, such as tg://. Please try "
                                           "again, or ask my owner for help.")
                    elif excp.message == "Reply message not found":
                        context.bot.send_message(chat.id, filt.reply, parse_mode=ParseMode.MARKDOWN,
                                         disable_web_page_preview=True,
                                         reply_markup=keyboard)
                    else:
                        message.reply_text("This note could not be sent, as it is incorrectly formatted. Ask my "
                                           "Owner if you can't figure out why!")
                        LOGGER.warning("Message %s could not be parsed", str(filt.reply))
                        LOGGER.exception("Could not parse filter %s in chat %s", str(filt.keyword), str(chat.id))

            else:
                # LEGACY - all new filters will have has_markdown set to True.
                message.reply_text(ad_filter + "\n" + filt.reply)
            break
Пример #8
0
def new_member(update, context):
    chat = update.effective_chat  # type: Optional[Chat]
    user = update.effective_user  # type: Optional[User]
    msg = update.effective_message # type: Optional[Message]
    chat_name = chat.title or chat.first or chat.username # type: Optional:[chat name]
    should_welc, cust_welcome, welc_type = sql.get_welc_pref(chat.id)
    cust_welcome = markdown_to_html(cust_welcome)
    welc_mutes = sql.welcome_mutes(chat.id)
    user_id = user.id
    human_checks = sql.get_human_checks(user_id, chat.id)
    if should_welc:
        sent = None
        new_members = update.effective_message.new_chat_members
        for new_mem in new_members:

            if is_user_gbanned(new_mem.id):
                return

            # Give the owner a special welcome
            if new_mem.id == OWNER_ID:
                update.effective_message.reply_text("Master is in the houseeee, let's get this party started!")
                continue

            # Make bot greet admins
            elif new_mem.id == context.bot.id:
                update.effective_message.reply_text("Hey {}, I'm {}! Thank you for adding me to {}" 
                " and be sure to join our channel: @skyleeupdates to know more about updates and tricks!".format(user.first_name, context.bot.first_name, chat_name))

                context.bot.send_message(
                    MESSAGE_DUMP,
                    "skylee have been added to {} with ID: <pre>{}</pre>".format(
                        chat.title, chat.id),
                    parse_mode=ParseMode.HTML)
            else:
                # If welcome message is media, send with appropriate function
                if welc_type != sql.Types.TEXT and welc_type != sql.Types.BUTTON_TEXT:
                    ENUM_FUNC_MAP[welc_type](chat.id, cust_welcome)
                    return
                # else, move on
                first_name = new_mem.first_name or "PersonWithNoName"  # edge case of empty name - occurs for some bugs.

                if cust_welcome:
                    if new_mem.last_name:
                        fullname = "{} {}".format(first_name, new_mem.last_name)
                    else:
                        fullname = first_name
                    count = chat.get_members_count()
                    mention = mention_html(new_mem.id, first_name)
                    if new_mem.username:
                        username = "******" + escape(new_mem.username)
                    else:
                        username = mention

                    valid_format = escape_invalid_curly_brackets(cust_welcome, VALID_WELCOME_FORMATTERS)
                    res = valid_format.format(first=escape(first_name),
                                              last=escape(new_mem.last_name or first_name),
                                              fullname=escape(fullname), username=username, mention=mention,
                                              count=count, chatname=escape(chat.title), id=new_mem.id)
                    buttons = sql.get_welc_buttons(chat.id)
                    keyb = build_keyboard(buttons)
                else:
                    res = sql.DEFAULT_WELCOME.format(first=first_name)
                    keyb = []

                keyboard = InlineKeyboardMarkup(keyb)

                sent = send(update, res, keyboard,
                            sql.DEFAULT_WELCOME.format(first=first_name))  # type: Optional[Message]


                    #User exception from mutes:
                if is_user_ban_protected(chat, new_mem.id, chat.get_member(new_mem.id)) or human_checks:
                    continue
                #Join welcome: soft mute
                if welc_mutes == "soft":
                    context.bot.restrict_chat_member(chat.id, new_mem.id,
                     permissions=ChatPermissions(
                                             can_send_messages=True, 
                                             can_send_media_messages=False, 
                                             can_send_other_messages=False,
                                             can_invite_users=False,
                                             can_pin_messages=False,
                                             can_send_polls=False,
                                             can_change_info=False,
                                             can_add_web_page_previews=False, 
                                             until_date=(int(time.time() + 24 * 60 * 60))))
                #Join welcome: strong mute
                if welc_mutes == "strong":
                    new_join_mem = "Hey {}!".format(mention_html(user.id, new_mem.first_name))
                    msg.reply_text("{}\nClick the button below to start talking.".format(new_join_mem),
                         reply_markup=InlineKeyboardMarkup([[InlineKeyboardButton(text="Yus, I'm a human", 
                         callback_data="user_join_({})".format(new_mem.id))]]), parse_mode=ParseMode.HTML)
                    context.bot.restrict_chat_member(chat.id, new_mem.id, 
                    permissions=ChatPermissions(
                                             can_send_messages=False,
                                             can_invite_users=False,
                                             can_pin_messages=False,
                                             can_send_polls=False,
                                             can_change_info=False,
                                             can_send_media_messages=False, 
                                             can_send_other_messages=False, 
                                             can_add_web_page_previews=False))
        prev_welc = sql.get_clean_pref(chat.id)
        if prev_welc:
            try:
                context.bot.delete_message(chat.id, prev_welc)
            except BadRequest as excp:
                pass

            if sent:
                sql.set_clean_welcome(chat.id, sent.message_id)