311 lines
11 KiB
Python
311 lines
11 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright 2014-2016 OpenMarket Ltd
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from ._base import SQLBaseStore
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from twisted.internet import defer
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from synapse.util.caches.descriptors import cached, cachedList, cachedInlineCallbacks
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import ujson as json
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import logging
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logger = logging.getLogger(__name__)
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class AccountDataStore(SQLBaseStore):
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@cached()
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def get_account_data_for_user(self, user_id):
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"""Get all the client account_data for a user.
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Args:
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user_id(str): The user to get the account_data for.
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Returns:
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A deferred pair of a dict of global account_data and a dict
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mapping from room_id string to per room account_data dicts.
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"""
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def get_account_data_for_user_txn(txn):
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rows = self._simple_select_list_txn(
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txn, "account_data", {"user_id": user_id},
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["account_data_type", "content"]
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)
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global_account_data = {
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row["account_data_type"]: json.loads(row["content"]) for row in rows
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}
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rows = self._simple_select_list_txn(
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txn, "room_account_data", {"user_id": user_id},
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["room_id", "account_data_type", "content"]
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)
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by_room = {}
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for row in rows:
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room_data = by_room.setdefault(row["room_id"], {})
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room_data[row["account_data_type"]] = json.loads(row["content"])
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return (global_account_data, by_room)
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return self.runInteraction(
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"get_account_data_for_user", get_account_data_for_user_txn
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)
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@cachedInlineCallbacks(num_args=2)
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def get_global_account_data_by_type_for_user(self, data_type, user_id):
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"""
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Returns:
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Deferred: A dict
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"""
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result = yield self._simple_select_one_onecol(
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table="account_data",
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keyvalues={
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"user_id": user_id,
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"account_data_type": data_type,
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},
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retcol="content",
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desc="get_global_account_data_by_type_for_user",
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allow_none=True,
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)
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if result:
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defer.returnValue(json.loads(result))
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else:
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defer.returnValue(None)
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@cachedList(cached_method_name="get_global_account_data_by_type_for_user",
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num_args=2, list_name="user_ids", inlineCallbacks=True)
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def get_global_account_data_by_type_for_users(self, data_type, user_ids):
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rows = yield self._simple_select_many_batch(
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table="account_data",
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column="user_id",
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iterable=user_ids,
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keyvalues={
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"account_data_type": data_type,
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},
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retcols=("user_id", "content",),
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desc="get_global_account_data_by_type_for_users",
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)
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defer.returnValue({
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row["user_id"]: json.loads(row["content"]) if row["content"] else None
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for row in rows
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})
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def get_account_data_for_room(self, user_id, room_id):
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"""Get all the client account_data for a user for a room.
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Args:
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user_id(str): The user to get the account_data for.
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room_id(str): The room to get the account_data for.
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Returns:
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A deferred dict of the room account_data
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"""
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def get_account_data_for_room_txn(txn):
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rows = self._simple_select_list_txn(
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txn, "room_account_data", {"user_id": user_id, "room_id": room_id},
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["account_data_type", "content"]
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)
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return {
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row["account_data_type"]: json.loads(row["content"]) for row in rows
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}
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return self.runInteraction(
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"get_account_data_for_room", get_account_data_for_room_txn
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)
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def get_all_updated_account_data(self, last_global_id, last_room_id,
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current_id, limit):
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"""Get all the client account_data that has changed on the server
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Args:
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last_global_id(int): The position to fetch from for top level data
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last_room_id(int): The position to fetch from for per room data
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current_id(int): The position to fetch up to.
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Returns:
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A deferred pair of lists of tuples of stream_id int, user_id string,
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room_id string, type string, and content string.
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"""
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if last_room_id == current_id and last_global_id == current_id:
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return defer.succeed(([], []))
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def get_updated_account_data_txn(txn):
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sql = (
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"SELECT stream_id, user_id, account_data_type, content"
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" FROM account_data WHERE ? < stream_id AND stream_id <= ?"
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" ORDER BY stream_id ASC LIMIT ?"
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)
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txn.execute(sql, (last_global_id, current_id, limit))
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global_results = txn.fetchall()
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sql = (
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"SELECT stream_id, user_id, room_id, account_data_type, content"
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" FROM room_account_data WHERE ? < stream_id AND stream_id <= ?"
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" ORDER BY stream_id ASC LIMIT ?"
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)
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txn.execute(sql, (last_room_id, current_id, limit))
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room_results = txn.fetchall()
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return (global_results, room_results)
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return self.runInteraction(
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"get_all_updated_account_data_txn", get_updated_account_data_txn
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)
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def get_updated_account_data_for_user(self, user_id, stream_id):
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"""Get all the client account_data for a that's changed for a user
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Args:
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user_id(str): The user to get the account_data for.
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stream_id(int): The point in the stream since which to get updates
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Returns:
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A deferred pair of a dict of global account_data and a dict
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mapping from room_id string to per room account_data dicts.
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"""
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def get_updated_account_data_for_user_txn(txn):
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sql = (
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"SELECT account_data_type, content FROM account_data"
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" WHERE user_id = ? AND stream_id > ?"
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)
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txn.execute(sql, (user_id, stream_id))
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global_account_data = {
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row[0]: json.loads(row[1]) for row in txn
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}
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sql = (
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"SELECT room_id, account_data_type, content FROM room_account_data"
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" WHERE user_id = ? AND stream_id > ?"
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)
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txn.execute(sql, (user_id, stream_id))
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account_data_by_room = {}
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for row in txn:
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room_account_data = account_data_by_room.setdefault(row[0], {})
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room_account_data[row[1]] = json.loads(row[2])
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return (global_account_data, account_data_by_room)
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changed = self._account_data_stream_cache.has_entity_changed(
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user_id, int(stream_id)
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)
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if not changed:
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return ({}, {})
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return self.runInteraction(
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"get_updated_account_data_for_user", get_updated_account_data_for_user_txn
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)
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@defer.inlineCallbacks
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def add_account_data_to_room(self, user_id, room_id, account_data_type, content):
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"""Add some account_data to a room for a user.
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Args:
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user_id(str): The user to add a tag for.
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room_id(str): The room to add a tag for.
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account_data_type(str): The type of account_data to add.
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content(dict): A json object to associate with the tag.
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Returns:
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A deferred that completes once the account_data has been added.
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"""
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content_json = json.dumps(content)
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def add_account_data_txn(txn, next_id):
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self._simple_upsert_txn(
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txn,
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table="room_account_data",
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keyvalues={
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"user_id": user_id,
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"room_id": room_id,
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"account_data_type": account_data_type,
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},
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values={
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"stream_id": next_id,
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"content": content_json,
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}
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)
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txn.call_after(
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self._account_data_stream_cache.entity_has_changed,
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user_id, next_id,
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)
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txn.call_after(self.get_account_data_for_user.invalidate, (user_id,))
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self._update_max_stream_id(txn, next_id)
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with self._account_data_id_gen.get_next() as next_id:
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yield self.runInteraction(
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"add_room_account_data", add_account_data_txn, next_id
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)
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result = self._account_data_id_gen.get_current_token()
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defer.returnValue(result)
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@defer.inlineCallbacks
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def add_account_data_for_user(self, user_id, account_data_type, content):
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"""Add some account_data to a room for a user.
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Args:
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user_id(str): The user to add a tag for.
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account_data_type(str): The type of account_data to add.
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content(dict): A json object to associate with the tag.
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Returns:
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A deferred that completes once the account_data has been added.
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"""
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content_json = json.dumps(content)
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def add_account_data_txn(txn, next_id):
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self._simple_upsert_txn(
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txn,
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table="account_data",
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keyvalues={
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"user_id": user_id,
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"account_data_type": account_data_type,
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},
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values={
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"stream_id": next_id,
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"content": content_json,
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}
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)
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txn.call_after(
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self._account_data_stream_cache.entity_has_changed,
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user_id, next_id,
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)
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txn.call_after(self.get_account_data_for_user.invalidate, (user_id,))
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txn.call_after(
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self.get_global_account_data_by_type_for_user.invalidate,
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(account_data_type, user_id,)
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)
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self._update_max_stream_id(txn, next_id)
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with self._account_data_id_gen.get_next() as next_id:
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yield self.runInteraction(
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"add_user_account_data", add_account_data_txn, next_id
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)
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result = self._account_data_id_gen.get_current_token()
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defer.returnValue(result)
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def _update_max_stream_id(self, txn, next_id):
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"""Update the max stream_id
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Args:
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txn: The database cursor
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next_id(int): The the revision to advance to.
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"""
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update_max_id_sql = (
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"UPDATE account_data_max_stream_id"
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" SET stream_id = ?"
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" WHERE stream_id < ?"
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)
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txn.execute(update_max_id_sql, (next_id, next_id))
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