mautrix-signal/mautrix_signal/db/portal.py
2022-11-04 22:04:53 +02:00

128 lines
4.3 KiB
Python

# mautrix-signal - A Matrix-Signal 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
from uuid import UUID
from attr import dataclass
import asyncpg
from mausignald.types import GroupID
from mautrix.types import ContentURI, RoomID, UserID
from mautrix.util.async_db import Database
from .util import ensure_uuid
fake_db = Database.create("") if TYPE_CHECKING else None
@dataclass
class Portal:
db: ClassVar[Database] = fake_db
chat_id: GroupID | UUID
receiver: str
mxid: RoomID | None
name: str | None
topic: str | None
avatar_hash: str | None
avatar_url: ContentURI | None
name_set: bool
avatar_set: bool
revision: int
encrypted: bool
relay_user_id: UserID | None
expiration_time: int | None
@property
def _values(self):
return (
str(self.chat_id),
self.receiver,
self.mxid,
self.name,
self.topic,
self.avatar_hash,
self.avatar_url,
self.name_set,
self.avatar_set,
self.revision,
self.encrypted,
self.relay_user_id,
self.expiration_time,
)
async def insert(self) -> None:
q = """
INSERT INTO portal (
chat_id, receiver, mxid, name, topic, avatar_hash, avatar_url, name_set, avatar_set,
revision, encrypted, relay_user_id, expiration_time
) VALUES ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11, $12, $13)
"""
await self.db.execute(q, *self._values)
async def update(self) -> None:
q = """
UPDATE portal SET mxid=$3, name=$4, topic=$5, avatar_hash=$6, avatar_url=$7, name_set=$8,
avatar_set=$9, revision=$10, encrypted=$11, relay_user_id=$12,
expiration_time=$13
WHERE chat_id=$1 AND receiver=$2
"""
await self.db.execute(q, *self._values)
@classmethod
def _from_row(cls, row: asyncpg.Record | None) -> Portal | None:
if row is None:
return None
data = {**row}
chat_id = data.pop("chat_id")
if data["receiver"]:
chat_id = ensure_uuid(chat_id)
return cls(chat_id=chat_id, **data)
_columns = (
"chat_id, receiver, mxid, name, topic, avatar_hash, avatar_url, name_set, avatar_set, "
"revision, encrypted, relay_user_id, expiration_time"
)
@classmethod
async def get_by_mxid(cls, mxid: RoomID) -> Portal | None:
q = f"SELECT {cls._columns} FROM portal WHERE mxid=$1"
return cls._from_row(await cls.db.fetchrow(q, mxid))
@classmethod
async def get_by_chat_id(cls, chat_id: GroupID | UUID, receiver: str = "") -> Portal | None:
q = f"SELECT {cls._columns} FROM portal WHERE chat_id=$1 AND receiver=$2"
return cls._from_row(await cls.db.fetchrow(q, str(chat_id), receiver))
@classmethod
async def find_private_chats_of(cls, receiver: str) -> list[Portal]:
q = f"SELECT {cls._columns} FROM portal WHERE receiver=$1"
rows = await cls.db.fetch(q, receiver)
return [cls._from_row(row) for row in rows]
@classmethod
async def find_private_chats_with(cls, other_user: UUID) -> list[Portal]:
q = f"SELECT {cls._columns} FROM portal WHERE chat_id=$1 AND receiver<>''"
rows = await cls.db.fetch(q, str(other_user))
return [cls._from_row(row) for row in rows]
@classmethod
async def all_with_room(cls) -> list[Portal]:
q = f"SELECT {cls._columns} FROM portal WHERE mxid IS NOT NULL"
rows = await cls.db.fetch(q)
return [cls._from_row(row) for row in rows]