After you install plugin via WordPress plugin installer or upload and activate it manually, you have to set it up..
First of all, you need to create bot, which will be used to interact with the user.
If you already have bot, you will need token of existing bot..
To create new bot, you will need to interact with BotFather https t.me BotFather...
You need to know ID of user who will be receiving messages.
It's possible either using the https t.me ShowJsonBot, or sending message to your bot, then going to URL https api telegram org botbot token getUpdates.
In both cases you will see JSON object, where the property will have id inside of it this will be the unique identifier...
In Contact Form you can override common settings and add template, bot and user.
Browse the code, check out SVN repository, or subscribe to the development log by RSS...
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