matrix-puppeteer-line/matrix_puppeteer_line/db/upgrade.py

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# matrix-puppeteer-line - A very hacky Matrix-LINE bridge based on running LINE's Chrome extension in Puppeteer
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# Copyright (C) 2020-2021 Tulir Asokan, Andrew Ferrazzutti
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#
# 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 asyncpg import Connection
from mautrix.util.async_db import UpgradeTable
upgrade_table = UpgradeTable()
@upgrade_table.register(description="Initial revision")
async def upgrade_v1(conn: Connection) -> None:
await conn.execute("""CREATE TABLE portal (
chat_id TEXT PRIMARY KEY,
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other_user TEXT,
mxid TEXT,
name TEXT,
encrypted BOOLEAN NOT NULL DEFAULT false
)""")
await conn.execute("""CREATE TABLE "user" (
mxid TEXT PRIMARY KEY,
notice_room TEXT
)""")
await conn.execute("""CREATE TABLE puppet (
mid TEXT PRIMARY KEY,
name TEXT,
is_registered BOOLEAN NOT NULL DEFAULT false
)""")
await conn.execute("""CREATE TABLE message (
mxid TEXT NOT NULL,
mx_room TEXT NOT NULL,
mid INTEGER PRIMARY KEY,
chat_id TEXT NOT NULL,
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UNIQUE (mxid, mx_room)
)""")
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@upgrade_table.register(description="Avatars and icons")
async def upgrade_avatars(conn: Connection) -> None:
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await conn.execute("""ALTER TABLE puppet
ADD COLUMN IF NOT EXISTS avatar_path TEXT,
ADD COLUMN IF NOT EXISTS avatar_mxc TEXT,
ADD COLUMN IF NOT EXISTS name_set BOOLEAN,
ADD COLUMN IF NOT EXISTS avatar_set BOOLEAN
""")
await conn.execute("""ALTER TABLE portal
ADD COLUMN IF NOT EXISTS icon_path TEXT,
ADD COLUMN IF NOT EXISTS icon_mxc TEXT
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""")
@upgrade_table.register(description="Deduplicated media")
async def upgrade_media(conn: Connection) -> None:
await conn.execute("""CREATE TABLE IF NOT EXISTS media (
media_id TEXT PRIMARY KEY,
mxc TEXT NOT NULL
)""")
@upgrade_table.register(description="Helpful table constraints")
async def upgrade_table_constraints(conn: Connection) -> None:
constraint_name = "portal_mxid_key"
q = ( "SELECT EXISTS(SELECT FROM information_schema.constraint_table_usage "
f"WHERE table_name='portal' AND constraint_name='{constraint_name}')")
has_unique_mxid = await conn.fetchval(q)
if not has_unique_mxid:
await conn.execute(f"ALTER TABLE portal ADD CONSTRAINT {constraint_name} UNIQUE(mxid)")
constraint_name = "message_chat_id_fkey"
q = ( "SELECT EXISTS(SELECT FROM information_schema.table_constraints "
f"WHERE table_name='message' AND constraint_name='{constraint_name}')")
has_fkey = await conn.fetchval(q)
if not has_fkey:
await conn.execute(
f"ALTER TABLE message ADD CONSTRAINT {constraint_name} "
"FOREIGN KEY (chat_id) "
"REFERENCES portal (chat_id) "
"ON DELETE CASCADE")
@upgrade_table.register(description="Read receipts for groups & rooms")
async def upgrade_read_receipts(conn: Connection) -> None:
await conn.execute("""CREATE TABLE IF NOT EXISTS receipt_reaction (
mxid TEXT NOT NULL,
mx_room TEXT NOT NULL,
relates_to TEXT NOT NULL,
num_read INTEGER NOT NULL,
PRIMARY KEY (mxid, mx_room),
FOREIGN KEY (mx_room)
REFERENCES portal (mxid)
ON DELETE CASCADE
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)""")