forked-synapse/synapse/storage/databases/main/profile.py

227 lines
7.5 KiB
Python

# Copyright 2014-2016 OpenMarket Ltd
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from typing import TYPE_CHECKING, Optional
from synapse.api.errors import StoreError
from synapse.storage._base import SQLBaseStore
from synapse.storage.database import (
DatabasePool,
LoggingDatabaseConnection,
LoggingTransaction,
)
from synapse.storage.databases.main.roommember import ProfileInfo
from synapse.storage.engines import PostgresEngine
from synapse.types import JsonDict, UserID
if TYPE_CHECKING:
from synapse.server import HomeServer
class ProfileWorkerStore(SQLBaseStore):
def __init__(
self,
database: DatabasePool,
db_conn: LoggingDatabaseConnection,
hs: "HomeServer",
):
super().__init__(database, db_conn, hs)
self.server_name: str = hs.hostname
self.database_engine = database.engine
self.db_pool.updates.register_background_index_update(
"profiles_full_user_id_key_idx",
index_name="profiles_full_user_id_key",
table="profiles",
columns=["full_user_id"],
unique=True,
)
self.db_pool.updates.register_background_update_handler(
"populate_full_user_id_profiles", self.populate_full_user_id_profiles
)
async def populate_full_user_id_profiles(
self, progress: JsonDict, batch_size: int
) -> int:
"""
Background update to populate the column `full_user_id` of the table
profiles from entries in the column `user_local_part` of the same table
"""
lower_bound_id = progress.get("lower_bound_id", "")
def _get_last_id(txn: LoggingTransaction) -> Optional[str]:
sql = """
SELECT user_id FROM profiles
WHERE user_id > ?
ORDER BY user_id
LIMIT 1 OFFSET 1000
"""
txn.execute(sql, (lower_bound_id,))
res = txn.fetchone()
if res:
upper_bound_id = res[0]
return upper_bound_id
else:
return None
def _process_batch(
txn: LoggingTransaction, lower_bound_id: str, upper_bound_id: str
) -> None:
sql = """
UPDATE profiles
SET full_user_id = '@' || user_id || ?
WHERE ? < user_id AND user_id <= ? AND full_user_id IS NULL
"""
txn.execute(sql, (f":{self.server_name}", lower_bound_id, upper_bound_id))
def _final_batch(txn: LoggingTransaction, lower_bound_id: str) -> None:
sql = """
UPDATE profiles
SET full_user_id = '@' || user_id || ?
WHERE ? < user_id AND full_user_id IS NULL
"""
txn.execute(
sql,
(
f":{self.server_name}",
lower_bound_id,
),
)
if isinstance(self.database_engine, PostgresEngine):
sql = """
ALTER TABLE profiles VALIDATE CONSTRAINT full_user_id_not_null
"""
txn.execute(sql)
upper_bound_id = await self.db_pool.runInteraction(
"populate_full_user_id_profiles", _get_last_id
)
if upper_bound_id is None:
await self.db_pool.runInteraction(
"populate_full_user_id_profiles", _final_batch, lower_bound_id
)
await self.db_pool.updates._end_background_update(
"populate_full_user_id_profiles"
)
return 1
await self.db_pool.runInteraction(
"populate_full_user_id_profiles",
_process_batch,
lower_bound_id,
upper_bound_id,
)
progress["lower_bound_id"] = upper_bound_id
await self.db_pool.runInteraction(
"populate_full_user_id_profiles",
self.db_pool.updates._background_update_progress_txn,
"populate_full_user_id_profiles",
progress,
)
return 50
async def get_profileinfo(self, user_id: UserID) -> ProfileInfo:
try:
profile = await self.db_pool.simple_select_one(
table="profiles",
keyvalues={"full_user_id": user_id.to_string()},
retcols=("displayname", "avatar_url"),
desc="get_profileinfo",
)
except StoreError as e:
if e.code == 404:
# no match
return ProfileInfo(None, None)
else:
raise
return ProfileInfo(
avatar_url=profile["avatar_url"], display_name=profile["displayname"]
)
async def get_profile_displayname(self, user_id: UserID) -> Optional[str]:
return await self.db_pool.simple_select_one_onecol(
table="profiles",
keyvalues={"full_user_id": user_id.to_string()},
retcol="displayname",
desc="get_profile_displayname",
)
async def get_profile_avatar_url(self, user_id: UserID) -> Optional[str]:
return await self.db_pool.simple_select_one_onecol(
table="profiles",
keyvalues={"full_user_id": user_id.to_string()},
retcol="avatar_url",
desc="get_profile_avatar_url",
)
async def create_profile(self, user_id: UserID) -> None:
user_localpart = user_id.localpart
await self.db_pool.simple_insert(
table="profiles",
values={"user_id": user_localpart, "full_user_id": user_id.to_string()},
desc="create_profile",
)
async def set_profile_displayname(
self, user_id: UserID, new_displayname: Optional[str]
) -> None:
"""
Set the display name of a user.
Args:
user_id: The user's ID.
new_displayname: The new display name. If this is None, the user's display
name is removed.
"""
user_localpart = user_id.localpart
await self.db_pool.simple_upsert(
table="profiles",
keyvalues={"user_id": user_localpart},
values={
"displayname": new_displayname,
"full_user_id": user_id.to_string(),
},
desc="set_profile_displayname",
)
async def set_profile_avatar_url(
self, user_id: UserID, new_avatar_url: Optional[str]
) -> None:
"""
Set the avatar of a user.
Args:
user_id: The user's ID.
new_avatar_url: The new avatar URL. If this is None, the user's avatar is
removed.
"""
user_localpart = user_id.localpart
await self.db_pool.simple_upsert(
table="profiles",
keyvalues={"user_id": user_localpart},
values={"avatar_url": new_avatar_url, "full_user_id": user_id.to_string()},
desc="set_profile_avatar_url",
)
class ProfileStore(ProfileWorkerStore):
pass