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98 lines
4 KiB
Python
98 lines
4 KiB
Python
# mautrix-signal - A Matrix-Signal puppeting bridge
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# Copyright (C) 2020 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 Optional, ClassVar, Union, List, TYPE_CHECKING
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from uuid import UUID
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from attr import dataclass
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import asyncpg
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from mautrix.types import RoomID, EventID
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from mautrix.util.async_db import Database
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fake_db = Database("") if TYPE_CHECKING else None
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@dataclass
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class Message:
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db: ClassVar[Database] = fake_db
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mxid: EventID
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mx_room: RoomID
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sender: UUID
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timestamp: int
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signal_chat_id: Union[str, UUID]
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signal_receiver: str
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async def insert(self) -> None:
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q = ("INSERT INTO message (mxid, mx_room, sender, timestamp, signal_chat_id,"
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" signal_receiver) VALUES ($1, $2, $3, $4, $5, $6)")
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await self.db.execute(q, self.mxid, self.mx_room, self.sender, self.timestamp,
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self.signal_chat_id, self.signal_receiver)
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async def delete(self) -> None:
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q = ("DELETE FROM message WHERE sender=$1 AND timestamp=$2"
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" AND signal_chat_id=$3 AND signal_receiver=$4")
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await self.db.execute(q, self.sender, self.timestamp, self.signal_chat_id,
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self.signal_receiver)
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@classmethod
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async def delete_all(cls, room_id: RoomID) -> None:
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await cls.db.execute("DELETE FROM message WHERE mx_room=$1", room_id)
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@classmethod
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def _from_row(cls, row: asyncpg.Record) -> 'Message':
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data = {**row}
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if data["signal_receiver"]:
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chat_id = UUID(data.pop("signal_chat_id"))
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else:
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chat_id = data.pop("signal_chat_id")
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return cls(signal_chat_id=chat_id, **data)
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@classmethod
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async def get_by_mxid(cls, mxid: EventID, mx_room: RoomID) -> Optional['Message']:
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q = ("SELECT mxid, mx_room, sender, timestamp, signal_chat_id, signal_receiver "
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"FROM message WHERE mxid=$1 AND mx_room=$2")
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row = await cls.db.fetchrow(q, mxid, mx_room)
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if not row:
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return None
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return cls(**row)
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@classmethod
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async def get_by_signal_id(cls, sender: UUID, timestamp: int, signal_chat_id: Union[str, UUID],
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signal_receiver: str = "") -> Optional['Message']:
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q = ("SELECT mxid, mx_room, sender, timestamp, signal_chat_id, signal_receiver "
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"FROM message WHERE sender=$1 AND timestamp=$2"
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" AND signal_chat_id=$3 AND signal_receiver=$4")
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row = await cls.db.fetchrow(q, sender, timestamp, signal_chat_id, signal_receiver)
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if not row:
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return None
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return cls(**row)
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@classmethod
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async def find_by_timestamps(cls, timestamps: List[int]) -> List['Message']:
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q = ("SELECT mxid, mx_room, sender, timestamp, signal_chat_id, signal_receiver "
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"FROM message WHERE timestamp=ANY($1)")
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rows = await cls.db.fetch(q, timestamps)
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return [cls(**row) for row in rows]
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@classmethod
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async def find_by_sender_timestamp(cls, sender: UUID, timestamp: int) -> Optional['Message']:
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q = ("SELECT mxid, mx_room, sender, timestamp, signal_chat_id, signal_receiver "
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"FROM message WHERE sender=$1 AND timestamp=$2")
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row = await cls.db.fetchrow(q, sender, timestamp)
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if not row:
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return None
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return cls(**row)
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