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|
#!/usr/bin/env python
import asyncio
import logging
from dataclasses import dataclass
from http import HTTPStatus
from config import BOT_TOKEN, TELEGRAM_WEBHOOK_URL, HEALTHCHECK_URL, FEDI_LOGIN_CALLBACK_URL, BOT_DOMAIN, BOT_PORT
import uvicorn
from starlette.applications import Starlette
from starlette.requests import Request
from starlette.responses import PlainTextResponse, Response
from starlette.routing import Route
from telegram import Update
from telegram.ext import (
Application,
CallbackContext,
ContextTypes,
ExtBot,
TypeHandler,
)
from telegram.ext import (
Application,
CallbackQueryHandler,
CommandHandler,
MessageHandler,
filters,
ConversationHandler
)
from callback import (
callback_generate_fedi_login_url,
callback_skip_media,
callback_location_sharing,
callback_manual_location,
callback_location_confirmation,
callback_location_keyword_search,
callback_skip_location_keyword_search,
callback_add_comment,
callback_skip_comment,
callback_add_media
)
from command import (
start_command,
fedi_login_command,
cancel_command,
help_command
)
from config import (
FEDI_LOGIN,
WAIT_LOCATION,
LOCATION_SEARCH_KEYWORD,
LOCATION_CONFIRMATION,
ADD_MEDIA,
ADD_COMMENT,
BOT_TOKEN
)
# Enable logging
logging.basicConfig(
format="%(asctime)s - %(name)s - %(levelname)s - %(message)s", level=logging.INFO
)
logger = logging.getLogger(__name__)
@dataclass
class FediLoginCallbackUpdate:
code: str
state: int
class FediLoginCallbackContext(CallbackContext[ExtBot, dict, dict, dict]):
@classmethod
def from_update(
cls,
update: object,
application: "Application",
) -> "FediLoginCallbackContext":
if isinstance(update, FediLoginCallbackUpdate):
return cls(application=application, user_id=update.state)
return super().from_update(update, application)
async def process_oauth_login_callback(update: FediLoginCallbackUpdate, context: FediLoginCallbackContext) -> None:
combined_payloads = update.code
text = "Login success, your code is: {}".format(combined_payloads)
print(text)
print(update.state)
await context.bot.send_message(chat_id=update.state, text=text)
async def main() -> None:
context_types = ContextTypes(context=FediLoginCallbackContext)
# Here we set updater to None because we want our custom webhook server to handle the updates
# and hence we don't need an Updater instance
application = (
Application.builder().token(BOT_TOKEN).context_types(context_types).build()
)
checkin_handler = ConversationHandler(
entry_points=[
CommandHandler("start", start_command),
CommandHandler("login", fedi_login_command),
MessageHandler(filters.LOCATION, callback_location_sharing),
],
states={
FEDI_LOGIN: [
MessageHandler(filters.TEXT & ~filters.COMMAND, callback_generate_fedi_login_url),
],
WAIT_LOCATION: [
MessageHandler(filters.LOCATION, callback_location_sharing),
],
LOCATION_SEARCH_KEYWORD: [
MessageHandler(filters.TEXT & ~filters.COMMAND, callback_location_keyword_search),
CallbackQueryHandler(callback_skip_location_keyword_search),
],
LOCATION_CONFIRMATION: [
CallbackQueryHandler(callback_location_confirmation),
MessageHandler(filters.TEXT & ~filters.COMMAND, callback_manual_location)
],
ADD_COMMENT: [
MessageHandler(filters.TEXT & ~filters.COMMAND, callback_add_comment),
CallbackQueryHandler(callback_skip_comment),
],
ADD_MEDIA: [MessageHandler(filters.PHOTO, callback_add_media),
CallbackQueryHandler(callback_skip_media)],
},
fallbacks=[CommandHandler("cancel", cancel_command)],
per_message=False,
allow_reentry=True,
)
# register handlers
application.add_handler(CommandHandler("help", help_command))
application.add_handler(checkin_handler)
application.add_handler(TypeHandler(type=FediLoginCallbackUpdate, callback=process_oauth_login_callback))
# Pass webhook settings to telegram
await application.bot.set_webhook(url=f"{BOT_DOMAIN}{TELEGRAM_WEBHOOK_URL}")
# Set up webserver
async def telegram_webhook(request: Request) -> Response:
"""Handle incoming Telegram updates by putting them into the `update_queue`"""
await application.update_queue.put(
Update.de_json(data=await request.json(), bot=application.bot)
)
return Response()
async def fedi_oauth_login_callback(request: Request) -> PlainTextResponse:
"""
Handle incoming webhook updates by also putting them into the `update_queue` if
the required parameters were passed correctly.
"""
try:
code = request.query_params["code"]
state = int(request.query_params.get("state"))
except KeyError:
return PlainTextResponse(
status_code=HTTPStatus.BAD_REQUEST,
content="Mastodon callback request doesn't contain a valid OAuth code",
)
await application.update_queue.put(FediLoginCallbackUpdate(state=state, code=code))
return PlainTextResponse("Thank you for login! Now you can close the browser")
async def healthcheck(_: Request) -> PlainTextResponse:
return PlainTextResponse(content="OK")
starlette_app = Starlette(
routes=[
Route(TELEGRAM_WEBHOOK_URL, telegram_webhook, methods=["POST"]),
Route(HEALTHCHECK_URL, healthcheck, methods=["GET"]),
Route(FEDI_LOGIN_CALLBACK_URL, fedi_oauth_login_callback, methods=["POST", "GET"]),
]
)
webserver = uvicorn.Server(
config=uvicorn.Config(
app=starlette_app,
port=BOT_PORT,
use_colors=False,
host="127.0.0.1",
)
)
# Run application and webserver together
async with application:
await application.start()
await webserver.serve()
await application.stop()
if __name__ == "__main__":
asyncio.run(main())
|
