Tulir Asokan
162 lines
6.1 KiB
Python
162 lines
6.1 KiB
Python
# mautrix-telegram - A Matrix-Telegram puppeting bridge
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# Copyright (C) 2021 Tulir Asokan
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <https://www.gnu.org/licenses/>.
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from typing import Dict, Any
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import sys
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from telethon import __version__ as __telethon_version__
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from alchemysession import AlchemySessionContainer
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from mautrix.types import UserID, RoomID
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from mautrix.bridge import Bridge
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from mautrix.util.db import Base
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from mautrix.bridge.state_store.sqlalchemy import SQLBridgeStateStore
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from .web.provisioning import ProvisioningAPI
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from .web.public import PublicBridgeWebsite
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from .abstract_user import init as init_abstract_user
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from .bot import Bot, init as init_bot
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from .config import Config
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from .context import Context
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from .db import init as init_db
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from .formatter import init as init_formatter
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from .matrix import MatrixHandler
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from .portal import Portal, init as init_portal
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from .puppet import Puppet, init as init_puppet
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from .user import User, init as init_user
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from .version import version, linkified_version
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import sqlalchemy as sql
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from sqlalchemy.engine.base import Engine
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try:
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import prometheus_client as prometheus
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except ImportError:
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prometheus = None
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class TelegramBridge(Bridge):
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module = "mautrix_telegram"
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name = "mautrix-telegram"
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command = "python -m mautrix-telegram"
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description = "A Matrix-Telegram puppeting bridge."
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repo_url = "https://github.com/mautrix/telegram"
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version = version
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markdown_version = linkified_version
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config_class = Config
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matrix_class = MatrixHandler
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state_store_class = SQLBridgeStateStore
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db: 'Engine'
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config: Config
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session_container: AlchemySessionContainer
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bot: Bot
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def prepare_db(self) -> None:
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if not sql:
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raise RuntimeError("SQLAlchemy is not installed")
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self.db = sql.create_engine(self.config["appservice.database"],
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**self.config["appservice.database_opts"])
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Base.metadata.bind = self.db
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if not self.db.has_table("alembic_version"):
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self.log.critical("alembic_version table not found. "
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"Did you forget to `alembic upgrade head`?")
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sys.exit(10)
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init_db(self.db)
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self.session_container = AlchemySessionContainer(
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engine=self.db, table_base=Base, session=False,
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table_prefix="telethon_", manage_tables=False)
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def make_state_store(self) -> None:
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self.state_store = self.state_store_class(self.get_puppet, self.get_double_puppet)
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def _prepare_website(self, context: Context) -> None:
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if self.config["appservice.public.enabled"]:
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public_website = PublicBridgeWebsite(self.loop)
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self.az.app.add_subapp(self.config["appservice.public.prefix"], public_website.app)
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context.public_website = public_website
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if self.config["appservice.provisioning.enabled"]:
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provisioning_api = ProvisioningAPI(context)
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self.az.app.add_subapp(self.config["appservice.provisioning.prefix"],
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provisioning_api.app)
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context.provisioning_api = provisioning_api
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def prepare_bridge(self) -> None:
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self.bot = init_bot(self.config)
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context = Context(self.az, self.config, self.loop, self.session_container, self, self.bot)
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self._prepare_website(context)
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self.matrix = context.mx = MatrixHandler(context)
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init_abstract_user(context)
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init_formatter(context)
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init_portal(context)
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self.add_startup_actions(init_puppet(context))
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self.add_startup_actions(init_user(context))
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if self.bot:
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self.add_startup_actions(self.bot.start())
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if self.config["bridge.resend_bridge_info"]:
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self.add_startup_actions(self.resend_bridge_info())
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async def resend_bridge_info(self) -> None:
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self.config["bridge.resend_bridge_info"] = False
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self.config.save()
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self.log.info("Re-sending bridge info state event to all portals")
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for portal in Portal.all():
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await portal.update_bridge_info()
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self.log.info("Finished re-sending bridge info state events")
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def prepare_stop(self) -> None:
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for puppet in Puppet.by_custom_mxid.values():
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puppet.stop()
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self.shutdown_actions = (user.stop() for user in User.by_tgid.values())
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async def get_user(self, user_id: UserID, create: bool = True) -> User:
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user = User.get_by_mxid(user_id, create=create)
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if user:
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await user.ensure_started()
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return user
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async def get_portal(self, room_id: RoomID) -> Portal:
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return Portal.get_by_mxid(room_id)
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async def get_puppet(self, user_id: UserID, create: bool = False) -> Puppet:
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return await Puppet.get_by_mxid(user_id, create=create)
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async def get_double_puppet(self, user_id: UserID) -> Puppet:
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return await Puppet.get_by_custom_mxid(user_id)
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def is_bridge_ghost(self, user_id: UserID) -> bool:
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return bool(Puppet.get_id_from_mxid(user_id))
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async def count_logged_in_users(self) -> int:
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return len([user for user in User.by_tgid.values() if user.tgid])
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async def manhole_global_namespace(self, user_id: UserID) -> Dict[str, Any]:
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return {
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**await super().manhole_global_namespace(user_id),
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"User": User,
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"Portal": Portal,
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"Puppet": Puppet,
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}
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@property
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def manhole_banner_program_version(self) -> str:
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return f"{super().manhole_banner_program_version} and Telethon {__telethon_version__}"
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TelegramBridge().run()
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