mautrix-telegram/mautrix_telegram/db/user.py

159 lines
6.3 KiB
Python

# mautrix-telegram - A Matrix-Telegram puppeting bridge
# Copyright (C) 2021 Tulir Asokan
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.
from __future__ import annotations
from typing import TYPE_CHECKING, ClassVar, Iterable
from asyncpg import Record
from attr import dataclass
from mautrix.types import UserID
from mautrix.util.async_db import Connection, Database, Scheme
from ..types import TelegramID
from .backfill_queue import Backfill
fake_db = Database.create("") if TYPE_CHECKING else None
@dataclass
class User:
db: ClassVar[Database] = fake_db
mxid: UserID
tgid: TelegramID | None
tg_username: str | None
tg_phone: str | None
is_bot: bool
is_premium: bool
saved_contacts: int
@classmethod
def _from_row(cls, row: Record | None) -> User | None:
if row is None:
return None
return cls(**row)
columns: ClassVar[str] = ", ".join(
("mxid", "tgid", "tg_username", "tg_phone", "is_bot", "is_premium", "saved_contacts")
)
@classmethod
async def get_by_tgid(cls, tgid: TelegramID) -> User | None:
q = f'SELECT {cls.columns} FROM "user" WHERE tgid=$1'
return cls._from_row(await cls.db.fetchrow(q, tgid))
@classmethod
async def get_by_mxid(cls, mxid: UserID) -> User | None:
q = f'SELECT {cls.columns} FROM "user" WHERE mxid=$1'
return cls._from_row(await cls.db.fetchrow(q, mxid))
@classmethod
async def find_by_username(cls, username: str) -> User | None:
q = f'SELECT {cls.columns} FROM "user" WHERE lower(tg_username)=$1'
return cls._from_row(await cls.db.fetchrow(q, username.lower()))
@classmethod
async def all_with_tgid(cls) -> list[User]:
q = f'SELECT {cls.columns} FROM "user" WHERE tgid IS NOT NULL'
return [cls._from_row(row) for row in await cls.db.fetch(q)]
async def delete(self) -> None:
await self.db.execute('DELETE FROM "user" WHERE mxid=$1', self.mxid)
async def remove_tgid(self) -> None:
async with self.db.acquire() as conn, conn.transaction():
if self.tgid:
await conn.execute('DELETE FROM contact WHERE "user"=$1', self.tgid)
await conn.execute('DELETE FROM user_portal WHERE "user"=$1', self.tgid)
await Backfill.delete_all(self.mxid, conn=conn)
self.tgid = None
self.tg_username = None
self.tg_phone = None
self.is_bot = False
self.is_premium = False
self.saved_contacts = 0
await self.save(conn=conn)
@property
def _values(self):
return (
self.mxid,
self.tgid,
self.tg_username,
self.tg_phone,
self.is_bot,
self.is_premium,
self.saved_contacts,
)
async def save(self, conn: Connection | None = None) -> None:
q = """
UPDATE "user" SET tgid=$2, tg_username=$3, tg_phone=$4, is_bot=$5, is_premium=$6,
saved_contacts=$7
WHERE mxid=$1
"""
await (conn or self.db).execute(q, *self._values)
async def insert(self) -> None:
q = """
INSERT INTO "user" (mxid, tgid, tg_username, tg_phone, is_bot, is_premium, saved_contacts)
VALUES ($1, $2, $3, $4, $5, $6, $7)
"""
await self.db.execute(q, *self._values)
async def get_contacts(self) -> list[TelegramID]:
rows = await self.db.fetch('SELECT contact FROM contact WHERE "user"=$1', self.tgid)
return [TelegramID(row["contact"]) for row in rows]
async def set_contacts(self, puppets: Iterable[TelegramID]) -> None:
columns = ["user", "contact"]
records = [(self.tgid, puppet_id) for puppet_id in puppets]
async with self.db.acquire() as conn, conn.transaction():
await conn.execute('DELETE FROM contact WHERE "user"=$1', self.tgid)
if self.db.scheme == Scheme.POSTGRES:
await conn.copy_records_to_table("contact", records=records, columns=columns)
else:
q = 'INSERT INTO contact ("user", contact) VALUES ($1, $2)'
await conn.executemany(q, records)
async def get_portals(self) -> list[tuple[TelegramID, TelegramID]]:
q = 'SELECT portal, portal_receiver FROM user_portal WHERE "user"=$1'
rows = await self.db.fetch(q, self.tgid)
return [(TelegramID(row["portal"]), TelegramID(row["portal_receiver"])) for row in rows]
async def set_portals(self, portals: Iterable[tuple[TelegramID, TelegramID]]) -> None:
columns = ["user", "portal", "portal_receiver"]
records = [(self.tgid, tgid, tg_receiver) for tgid, tg_receiver in portals]
async with self.db.acquire() as conn, conn.transaction():
await conn.execute('DELETE FROM user_portal WHERE "user"=$1', self.tgid)
if self.db.scheme == Scheme.POSTGRES:
await conn.copy_records_to_table("user_portal", records=records, columns=columns)
else:
q = 'INSERT INTO user_portal ("user", portal, portal_receiver) VALUES ($1, $2, $3)'
await conn.executemany(q, records)
async def register_portal(self, tgid: TelegramID, tg_receiver: TelegramID) -> None:
q = (
'INSERT INTO user_portal ("user", portal, portal_receiver) VALUES ($1, $2, $3) '
'ON CONFLICT ("user", portal, portal_receiver) DO NOTHING'
)
await self.db.execute(q, self.tgid, tgid, tg_receiver)
async def unregister_portal(self, tgid: TelegramID, tg_receiver: TelegramID) -> None:
q = 'DELETE FROM user_portal WHERE "user"=$1 AND portal=$2 AND portal_receiver=$3'
await self.db.execute(q, self.tgid, tgid, tg_receiver)