Telegram Welcome bot

A bot can receive new chat member then show the welcome message

Acceptable command

Remember: Bot only receive administrators' and owner's command

Command	Parameter(s)	Description
/setwelcome	(gist link | markdown text)	Set welcome message
/clear	N/A	Clear setting welcome message
/ping	N/A	Return current session information
/setflag	(flags) (1|0)	Setting bot flags

Placeholder

Bot is now support placeholder, using them in welcome message, bot will auto-replace them to what you wish

Placeholder	Replace to
$name	user nickname

Known bug: If user name contains markdown characters may cause markdown error (replace process not work)

Flags detail

Flag	Description	Default
no_welcome	Bot will auto delete previous welcome message	False
ignore_err	Show rude message to no privilege member who using bot command	True
no_blue	While bot is admin, it will delete bot command after 5 seconds (need delete privilege)	False
no_new_member	Bot will auto delete `Joined group' message (system generated) (need delete privilege)	False
no_service_msg	Bot will auto delete service message	False

Example

Set welcome message to Welcome [who] to my group:

/setwelcome **Welcome $name to my group**

or

/setwelcome https://gist.githubusercontent.com/anonymous/6446fbae52916bc7fb092dd1ee3f8483/raw/4ad5231d5e2a68458e117db9bed97407dfe6f47b/welcomemsg

After you run this command, bot will reply your a message

Clear welcome message:

/clear

Installation

Runtime environment

In principle, need python 3.7.x interpreter and PostgreSQL database

The following libraries are required:

• pyrogram
• asyncpg
• aiohttp

First use

• Copy data/config.ini.default to data/config.ini
• Change the database configure and telegram bot token in config.ini
• Import group_welcome.sql to database which you will connect

Run

After configure, you can using ./welcome_bot.py to run this bot

Hint

To clone repo, please use the following code

git clone https://github.com/KunoiSayami/WelcomeBot-Telegram.git $TargetFolder
cd $TargetFolder
git submodule update --init

To pull repo, please use the following code

git pull
git submodule update

If Bot is group admin

If bot is group admin, other member who not admin or owner using command will receive 1 minute cold down (need ban user privilege)

LICENSE

Copyright (C) 2017-2020 KunoiSayami

This program is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General Public License as published by the Free Software Foundation, either version 3 of the License, or any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more details.

You should have received a copy of the GNU Affero General Public License along with this program. If not, see https://www.gnu.org/licenses/.