ChronosXYZ/mastodon-bridge-bot
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Implement configurable repost routing from TG to Mastodon

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This commit is contained in:
ChronosX88 2020-08-30 15:11:50 +04:00
parent a6bc05844b
commit 27b0d78116
Signed by: ChronosXYZ
GPG Key ID: 085A69A82C8C511A
2 changed files with 71 additions and 30 deletions
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64
bridge.py
View File

@ -1,27 +1,38 @@
import argparse
import asyncio
import logging
import os
import uuid
from io import BytesIO
import toml
import argparse
from mastodon import Mastodon
from telethon import TelegramClient, events
from telethon.events.common import EventBuilder
from telethon.tl.functions.channels import JoinChannelRequest, GetMessagesRequest
from telethon.tl.functions.channels import JoinChannelRequest
from telethon.tl.functions.contacts import ResolveUsernameRequest
from telethon.tl.types import InputChannel
from telethon.utils import get_extension
logging.basicConfig(level=logging.INFO)
class BridgeBot:
def __init__(self, cfg: dict):
self.config = cfg
self.mastodon_client = Mastodon(
client_id=cfg["mastodon"]["client_id"],
client_secret=cfg["mastodon"]["client_secret"],
access_token=cfg["mastodon"]["access_token"],
api_base_url=cfg["mastodon"]["api_base_url"]
self.mastodon_clients = {}
self.tg_mstdn_mappings = {}
for acc in cfg["mastodon"]["accounts"]:
mastodon_client = Mastodon(
client_id=acc["client_id"],
client_secret=acc["client_secret"],
access_token=acc["access_token"],
api_base_url=acc["api_base_url"]
)
self.mastodon_clients[acc["name"]] = mastodon_client
for m in cfg["mastodon"]["mappings"]:
if self.tg_mstdn_mappings.get("tg_channel_handle", None) is None:
self.tg_mstdn_mappings[m["tg_channel_handle"]] = []
self.tg_mstdn_mappings[m["tg_channel_handle"]].append(m["account_name"])
self.tg_client = TelegramClient(cfg["telegram"]["session_file"], cfg["telegram"]["api_id"],
cfg["telegram"]["api_hash"])
@ -33,6 +44,7 @@ class BridgeBot:
channel = InputChannel(result.peer.channel_id, result.chats[0].access_hash)
await self.tg_client(JoinChannelRequest(channel))
self.tg_client.add_event_handler(self._tg_event_handler)
logging.info("Bot has been started")
await self.tg_client.run_until_disconnected()
@events.register(events.NewMessage())
@ -40,19 +52,34 @@ class BridgeBot:
if event.message.post:
channel = await event.get_chat()
if channel.broadcast:
if channel.username in self.config["telegram"]["channels"]:
print("dobbry vechur")
if channel.username in self.tg_mstdn_mappings.keys():
if event.message.grouped_id is not None:
logging.warning("Albums isn't supported yet")
return
logging.debug("dobbry vechur")
logging.info(f"Catched new post from telegram channel {channel.username}")
text: str = event.message.text
if event.message.forward:
logging.debug("The current post is forwarded")
text = f"[from {event.message.forward.chat.title} (https://t.me/{event.message.forward.chat.username})]\n\n" + text
if event.message.photo:
temp_image_name = uuid.uuid4()
await self.tg_client.download_media(event.message.photo, f"/tmp/{temp_image_name}.jpg")
mstdn_media_meta = self.mastodon_client.media_post(f"/tmp/{temp_image_name}.jpg")
self.mastodon_client.status_post(text, media_ids=[mstdn_media_meta])
os.remove(f"/tmp/{temp_image_name}.jpg")
temp_file_path: str = ""
if (event.message.photo or event.message.video or event.message.gif) and not hasattr(event.message.media, "webpage"):
logging.debug("Post contains the media, downloading it...")
temp_file_name = uuid.uuid4()
temp_file_path = f"/tmp/{temp_file_name}{get_extension(event.message.media)}"
await self.tg_client.download_media(event.message.media, temp_file_path)
for mstdn_acc_name in self.tg_mstdn_mappings[channel.username]:
if self.mastodon_clients.get(mstdn_acc_name, None) is None:
logging.error(f"{mstdn_acc_name} doesn't exists in mastodon.accounts section of config!")
return
self.mastodon_client.toot(text)
current_mastodon_client = self.mastodon_clients[mstdn_acc_name]
if temp_file_path != "":
mstdn_media_meta = current_mastodon_client.media_post(temp_file_path)
current_mastodon_client.status_post(text, media_ids=[mstdn_media_meta])
else:
current_mastodon_client.toot(text)
if temp_file_path != "":
os.remove(temp_file_path)
if __name__ == '__main__':
@ -62,6 +89,5 @@ if __name__ == '__main__':
args = parser.parse_args()
config: dict = toml.loads(open(args.config, "r").read())
print(config)
bot = BridgeBot(config)
asyncio.get_event_loop().run_until_complete(bot.run())

19
sample.config.toml
View File

@ -1,4 +1,20 @@
[mastodon]
[[mastodon.mappings]]
account_name = "ChronosX"
tg_channel_handle = "ChronosX_Channel"
[[mastodon.mappings]]
account_name = "floppy"
tg_channel_handle = "netwhood_news"
[[mastodon.accounts]]
name = "ChronosX"
client_id = "abc"
client_secret = "def"
access_token = "ghi"
api_base_url = "mstdn.netwhood.online"
[[mastodon.accounts]]
name = "floppy"
client_id = "abc"
client_secret = "def"
access_token = "ghi"
@ -7,5 +23,4 @@ api_base_url = "mstdn.netwhood.online"
[telegram]
api_id = "123123"
api_hash = "qwerty"
channels = [] # handles of channels without "@"
session_file = "/path/to/session/file"