SpikedPaladin / TelegramGLib

Telegram bot API written in Vala

TelegramGLib

TelegramGLib is a bot api for telegram written in Vala

Features

• Inline mode support
• Async request sending
• File uploading
• Handlers support
• Android support

Sample

Vala

using Telegram;

void main() {
    var bot = new Bot() {
        token = "YOUR_BOT_TOKEN"
    };
    
    // Reply to message with text 'priority'
    // This MessageHandler will have more priority because
    // It was added before handler which replies on any message
    bot.add_handler(new MessageHandler("priority", msg => {
        bot.send.begin(new SendMessage() {
            chat_id = msg.chat.id,
            text = "Handler priority example"
        });
    }));
    
    // Reply to any message
    // Except handlers with same type added before this
    bot.add_handler(new MessageHandler(null, msg => {
        bot.send.begin(new SendMessage() {
            chat_id = msg.chat.id,
            text = @"Your message: $(msg.text)"
        });
    }));
    
    // Send greeting message if user started bot
    bot.add_handler(new CommandHandler("start", msg => {
        bot.send.begin(new SendMessage() {
            chat_id = msg.chat.id,
            text = "Welcome!"
        });
    // Check if chat is private
    }, msg => msg.chat.type == Chat.Type.PRIVATE));
    
    bot.start();
}

Compile with

$ valac --pkg telegram-glib-1.0 main.vala
$ ./main

Python

import gi

gi.require_version('Telegram', '1.0')
from gi.repository import Telegram

class PingBot(Telegram.Bot):
    
    def __init__(self, **kargs):
        super().__init__(**kargs)
        self.token = 'YOUR_BOT_TOKEN'
    
    def do_on_message(self, message):
        if message.text is not None:
            msg = Telegram.SendMessage()
            msg.chat_id = message.chat.id
            msg.text = 'Your message: ' + message.text
            
            self.send(msg)
        
        return True

bot = PingBot()
bot.start()

Result

More examples

• TelegramGLib-Examples repository

Uploading files

var request = new SendPhoto();
request.chat_id = update.message.chat.id;
// To upload local file use prefix 'file://'
// File will be uploaded from local folder (/home/paladin/Pictures/upload.jpg)
request.photo = "file:///home/paladin/Pictures/upload.jpg";

send.begin(request);

Installation

Installation for Android (Guide)

ArchLinux

Download TelegramGLib from AUR

$ yay -S telegram-glib

Build manualy

Dependencies

json-glib-1.0
libsoup-3.0

Installing

$ meson setup --prefix=/usr build
$ ninja -C build install

TODO

• Webhook support
• Write documentation
• Telegram passport support