python-telegram-bot/examples/paymentbot.py
2019-09-05 13:51:26 +02:00

150 lines
5.5 KiB
Python

#!/usr/bin/env python
# -*- coding: utf-8 -*-
# This program is dedicated to the public domain under the CC0 license.
"""
Basic example for a bot that can receive payment from user.
"""
import logging
from telegram import (LabeledPrice, ShippingOption)
from telegram.ext import (Updater, CommandHandler, MessageHandler,
Filters, PreCheckoutQueryHandler, ShippingQueryHandler)
# Enable logging
logging.basicConfig(format='%(asctime)s - %(name)s - %(levelname)s - %(message)s',
level=logging.INFO)
logger = logging.getLogger(__name__)
def error(update, context):
"""Log Errors caused by Updates."""
logger.warning('Update "%s" caused error "%s"', update, context.error)
def start_callback(update, context):
msg = "Use /shipping to get an invoice for shipping-payment, "
msg += "or /noshipping for an invoice without shipping."
update.message.reply_text(msg)
def start_with_shipping_callback(update, context):
chat_id = update.message.chat_id
title = "Payment Example"
description = "Payment Example using python-telegram-bot"
# select a payload just for you to recognize its the donation from your bot
payload = "Custom-Payload"
# In order to get a provider_token see https://core.telegram.org/bots/payments#getting-a-token
provider_token = "PROVIDER_TOKEN"
start_parameter = "test-payment"
currency = "USD"
# price in dollars
price = 1
# price * 100 so as to include 2 d.p.
# check https://core.telegram.org/bots/payments#supported-currencies for more details
prices = [LabeledPrice("Test", price * 100)]
# optionally pass need_name=True, need_phone_number=True,
# need_email=True, need_shipping_address=True, is_flexible=True
context.bot.send_invoice(chat_id, title, description, payload,
provider_token, start_parameter, currency, prices,
need_name=True, need_phone_number=True,
need_email=True, need_shipping_address=True, is_flexible=True)
def start_without_shipping_callback(update, context):
chat_id = update.message.chat_id
title = "Payment Example"
description = "Payment Example using python-telegram-bot"
# select a payload just for you to recognize its the donation from your bot
payload = "Custom-Payload"
# In order to get a provider_token see https://core.telegram.org/bots/payments#getting-a-token
provider_token = "PROVIDER_TOKEN"
start_parameter = "test-payment"
currency = "USD"
# price in dollars
price = 1
# price * 100 so as to include 2 d.p.
prices = [LabeledPrice("Test", price * 100)]
# optionally pass need_name=True, need_phone_number=True,
# need_email=True, need_shipping_address=True, is_flexible=True
context.bot.send_invoice(chat_id, title, description, payload,
provider_token, start_parameter, currency, prices)
def shipping_callback(update, context):
query = update.shipping_query
# check the payload, is this from your bot?
if query.invoice_payload != 'Custom-Payload':
# answer False pre_checkout_query
query.answer(ok=False, error_message="Something went wrong...")
return
else:
options = list()
# a single LabeledPrice
options.append(ShippingOption('1', 'Shipping Option A', [LabeledPrice('A', 100)]))
# an array of LabeledPrice objects
price_list = [LabeledPrice('B1', 150), LabeledPrice('B2', 200)]
options.append(ShippingOption('2', 'Shipping Option B', price_list))
query.answer(ok=True, shipping_options=options)
# after (optional) shipping, it's the pre-checkout
def precheckout_callback(update, context):
query = update.pre_checkout_query
# check the payload, is this from your bot?
if query.invoice_payload != 'Custom-Payload':
# answer False pre_checkout_query
query.answer(ok=False, error_message="Something went wrong...")
else:
query.answer(ok=True)
# finally, after contacting to the payment provider...
def successful_payment_callback(update, context):
# do something after successful receive of payment?
update.message.reply_text("Thank you for your payment!")
def main():
# Create the Updater and pass it your bot's token.
# Make sure to set use_context=True to use the new context based callbacks
# Post version 12 this will no longer be necessary
updater = Updater("TOKEN", use_context=True)
# Get the dispatcher to register handlers
dp = updater.dispatcher
# simple start function
dp.add_handler(CommandHandler("start", start_callback))
# Add command handler to start the payment invoice
dp.add_handler(CommandHandler("shipping", start_with_shipping_callback))
dp.add_handler(CommandHandler("noshipping", start_without_shipping_callback))
# Optional handler if your product requires shipping
dp.add_handler(ShippingQueryHandler(shipping_callback))
# Pre-checkout handler to final check
dp.add_handler(PreCheckoutQueryHandler(precheckout_callback))
# Success! Notify your user!
dp.add_handler(MessageHandler(Filters.successful_payment, successful_payment_callback))
# log all errors
dp.add_error_handler(error)
# Start the Bot
updater.start_polling()
# Run the bot until you press Ctrl-C or the process receives SIGINT,
# SIGTERM or SIGABRT. This should be used most of the time, since
# start_polling() is non-blocking and will stop the bot gracefully.
updater.idle()
if __name__ == '__main__':
main()