Bot to verify if a new user, who join a group, is human. The Bot send an image captcha for each new user, and kick any of them that can't solve the captcha in a specified time. Also, any message that contains an URL sent by a new "user" before captcha completion, will be considered Spam and will be deleted.

To generate Captchas, the Bot uses multicolor_captcha_generator library, wich uses Pillow to generate the images.

1. Install Pillow prerequisites:

apt-get install libtiff5-dev libjpeg8-dev zlib1g-dev libfreetype6-dev liblcms2-dev libwebp-dev tcl8.6-dev tk8.6-dev python-tk

2. Get the project and install JoinCaptchaBot requirements:

git clone --recurse-submodules https://github.com/J-Rios/TLG_JoinCaptchaBot
pip install -r TLG_JoinCaptchaBot/requirements.txt

3. Go to project sources and give execution permission to usage scripts:

cd TLG_JoinCaptchaBot/sources
chmod +x run status kill

4. Specify Telegram Bot account Token (get it from @BotFather) in "constants.py" file:

Change 'TOKEN' : 'XXXXXXXXX:XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX'

To ease usage, a run, status and kill scripts has been provided.

• Launch the Bot:

./run

• Check if the script is running:

./status

• Stop the Bot:

./kill

• Portuguese (Brazil): Anahuac de Paula Gil