352 lines
10 KiB
Python
352 lines
10 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright 2014 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 twisted.internet import defer
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from sqlite3 import IntegrityError
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from synapse.api.errors import StoreError
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from ._base import SQLBaseStore, Table
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import collections
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import logging
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logger = logging.getLogger(__name__)
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OpsLevel = collections.namedtuple("OpsLevel", ("ban_level", "kick_level", "redact_level"))
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class RoomStore(SQLBaseStore):
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@defer.inlineCallbacks
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def store_room(self, room_id, room_creator_user_id, is_public):
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"""Stores a room.
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Args:
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room_id (str): The desired room ID, can be None.
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room_creator_user_id (str): The user ID of the room creator.
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is_public (bool): True to indicate that this room should appear in
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public room lists.
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Raises:
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StoreError if the room could not be stored.
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"""
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try:
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yield self._simple_insert(RoomsTable.table_name, dict(
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room_id=room_id,
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creator=room_creator_user_id,
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is_public=is_public
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))
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except IntegrityError:
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raise StoreError(409, "Room ID in use.")
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except Exception as e:
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logger.error("store_room with room_id=%s failed: %s", room_id, e)
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raise StoreError(500, "Problem creating room.")
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def store_room_config(self, room_id, visibility):
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return self._simple_update_one(
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table=RoomsTable.table_name,
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keyvalues={"room_id": room_id},
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updatevalues={"is_public": visibility}
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)
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def get_room(self, room_id):
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"""Retrieve a room.
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Args:
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room_id (str): The ID of the room to retrieve.
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Returns:
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A namedtuple containing the room information, or an empty list.
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"""
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query = RoomsTable.select_statement("room_id=?")
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return self._execute(
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RoomsTable.decode_single_result, query, room_id,
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)
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@defer.inlineCallbacks
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def get_rooms(self, is_public):
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"""Retrieve a list of all public rooms.
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Args:
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is_public (bool): True if the rooms returned should be public.
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Returns:
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A list of room dicts containing at least a "room_id" key, a
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"topic" key if one is set, and a "name" key if one is set
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"""
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topic_subquery = (
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"SELECT topics.event_id as event_id, "
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"topics.room_id as room_id, topic "
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"FROM topics "
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"INNER JOIN current_state_events as c "
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"ON c.event_id = topics.event_id "
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)
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name_subquery = (
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"SELECT room_names.event_id as event_id, "
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"room_names.room_id as room_id, name "
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"FROM room_names "
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"INNER JOIN current_state_events as c "
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"ON c.event_id = room_names.event_id "
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)
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# We use non printing ascii character US ( ) as a seperator
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sql = (
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"SELECT r.room_id, n.name, t.topic, "
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"group_concat(a.room_alias, ' ') "
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"FROM rooms AS r "
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"LEFT JOIN (%(topic)s) AS t ON t.room_id = r.room_id "
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"LEFT JOIN (%(name)s) AS n ON n.room_id = r.room_id "
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"INNER JOIN room_aliases AS a ON a.room_id = r.room_id "
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"WHERE r.is_public = ? "
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"GROUP BY r.room_id "
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) % {
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"topic": topic_subquery,
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"name": name_subquery,
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}
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rows = yield self._execute(None, sql, is_public)
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ret = [
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{
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"room_id": r[0],
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"name": r[1],
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"topic": r[2],
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"aliases": r[3].split(" "),
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}
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for r in rows
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]
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defer.returnValue(ret)
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@defer.inlineCallbacks
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def get_room_join_rule(self, room_id):
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sql = (
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"SELECT join_rule FROM room_join_rules as r "
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"INNER JOIN current_state_events as c "
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"ON r.event_id = c.event_id "
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"WHERE c.room_id = ? "
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)
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rows = yield self._execute(None, sql, room_id)
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if len(rows) == 1:
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defer.returnValue(rows[0][0])
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else:
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defer.returnValue(None)
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def get_power_level(self, room_id, user_id):
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return self.runInteraction(
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"get_power_level",
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self._get_power_level,
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room_id, user_id,
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)
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def _get_power_level(self, txn, room_id, user_id):
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sql = (
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"SELECT level FROM room_power_levels as r "
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"INNER JOIN current_state_events as c "
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"ON r.event_id = c.event_id "
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"WHERE c.room_id = ? AND r.user_id = ? "
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)
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rows = txn.execute(sql, (room_id, user_id,)).fetchall()
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if len(rows) == 1:
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return rows[0][0]
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sql = (
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"SELECT level FROM room_default_levels as r "
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"INNER JOIN current_state_events as c "
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"ON r.event_id = c.event_id "
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"WHERE c.room_id = ? "
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)
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rows = txn.execute(sql, (room_id,)).fetchall()
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if len(rows) == 1:
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return rows[0][0]
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else:
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return None
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def get_ops_levels(self, room_id):
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return self.runInteraction(
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"get_ops_levels",
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self._get_ops_levels,
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room_id,
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)
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def _get_ops_levels(self, txn, room_id):
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sql = (
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"SELECT ban_level, kick_level, redact_level "
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"FROM room_ops_levels as r "
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"INNER JOIN current_state_events as c "
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"ON r.event_id = c.event_id "
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"WHERE c.room_id = ? "
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)
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rows = txn.execute(sql, (room_id,)).fetchall()
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if len(rows) == 1:
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return OpsLevel(rows[0][0], rows[0][1], rows[0][2])
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else:
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return OpsLevel(None, None)
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def get_add_state_level(self, room_id):
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return self._get_level_from_table("room_add_state_levels", room_id)
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def get_send_event_level(self, room_id):
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return self._get_level_from_table("room_send_event_levels", room_id)
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@defer.inlineCallbacks
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def _get_level_from_table(self, table, room_id):
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sql = (
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"SELECT level FROM %(table)s as r "
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"INNER JOIN current_state_events as c "
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"ON r.event_id = c.event_id "
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"WHERE c.room_id = ? "
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) % {"table": table}
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rows = yield self._execute(None, sql, room_id)
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if len(rows) == 1:
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defer.returnValue(rows[0][0])
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else:
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defer.returnValue(None)
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def _store_room_topic_txn(self, txn, event):
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self._simple_insert_txn(
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txn,
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"topics",
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{
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"event_id": event.event_id,
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"room_id": event.room_id,
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"topic": event.topic,
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}
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)
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def _store_room_name_txn(self, txn, event):
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self._simple_insert_txn(
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txn,
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"room_names",
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{
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"event_id": event.event_id,
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"room_id": event.room_id,
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"name": event.name,
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}
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)
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def _store_join_rule(self, txn, event):
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self._simple_insert_txn(
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txn,
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"room_join_rules",
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{
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"event_id": event.event_id,
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"room_id": event.room_id,
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"join_rule": event.content["join_rule"],
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},
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)
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def _store_power_levels(self, txn, event):
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for user_id, level in event.content.items():
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if user_id == "default":
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self._simple_insert_txn(
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txn,
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"room_default_levels",
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{
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"event_id": event.event_id,
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"room_id": event.room_id,
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"level": level,
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},
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)
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else:
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self._simple_insert_txn(
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txn,
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"room_power_levels",
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{
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"event_id": event.event_id,
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"room_id": event.room_id,
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"user_id": user_id,
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"level": level
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},
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)
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def _store_default_level(self, txn, event):
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self._simple_insert_txn(
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txn,
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"room_default_levels",
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{
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"event_id": event.event_id,
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"room_id": event.room_id,
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"level": event.content["default_level"],
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},
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)
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def _store_add_state_level(self, txn, event):
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self._simple_insert_txn(
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txn,
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"room_add_state_levels",
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{
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"event_id": event.event_id,
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"room_id": event.room_id,
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"level": event.content["level"],
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},
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)
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def _store_send_event_level(self, txn, event):
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self._simple_insert_txn(
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txn,
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"room_send_event_levels",
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{
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"event_id": event.event_id,
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"room_id": event.room_id,
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"level": event.content["level"],
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},
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)
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def _store_ops_level(self, txn, event):
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content = {
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"event_id": event.event_id,
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"room_id": event.room_id,
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}
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if "kick_level" in event.content:
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content["kick_level"] = event.content["kick_level"]
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if "ban_level" in event.content:
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content["ban_level"] = event.content["ban_level"]
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if "redact_level" in event.content:
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content["redact_level"] = event.content["redact_level"]
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self._simple_insert_txn(
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txn,
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"room_ops_levels",
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content,
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)
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class RoomsTable(Table):
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table_name = "rooms"
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fields = [
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"room_id",
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"is_public",
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"creator"
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]
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EntryType = collections.namedtuple("RoomEntry", fields)
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