forked-synapse/synapse/storage/event_actions.py
David Baker 091c545c4f pep8
2015-12-21 10:14:57 +00:00

94 lines
3.0 KiB
Python

# -*- coding: utf-8 -*-
# Copyright 2014 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 ._base import SQLBaseStore
from twisted.internet import defer
import logging
import simplejson as json
logger = logging.getLogger(__name__)
class EventActionsStore(SQLBaseStore):
@defer.inlineCallbacks
def set_actions_for_event(self, event, user_id, profile_tag, actions):
actionsJson = json.dumps(actions)
ret = yield self.runInteraction(
"_set_actions_for_event",
self._simple_upsert_txn,
EventActionsTable.table_name,
{
'room_id': event['room_id'],
'event_id': event['event_id'],
'user_id': user_id,
'profile_tag': profile_tag
},
{'actions': actionsJson}
)
defer.returnValue(ret)
@defer.inlineCallbacks
def get_unread_event_actions_by_room_for_user(
self, room_id, user_id, last_read_event_id
):
def _get_unread_event_actions_by_room(txn):
sql = (
"SELECT stream_ordering, topological_ordering"
" FROM events"
" WHERE room_id = ? AND event_id = ?"
)
txn.execute(
sql, (room_id, last_read_event_id)
)
results = txn.fetchall()
if len(results) == 0:
return []
stream_ordering = results[0][0]
topological_ordering = results[0][1]
sql = (
"SELECT ea.event_id, ea.actions"
" FROM event_actions ea, events e"
" WHERE ea.room_id = e.room_id"
" AND ea.event_id = e.event_id"
" AND ea.user_id = ?"
" AND ea.room_id = ?"
" AND ("
" e.topological_ordering > ?"
" OR (e.topological_ordering == ? AND e.stream_ordering > ?)"
")"
)
txn.execute(sql, (
user_id, room_id,
topological_ordering, topological_ordering, stream_ordering
)
)
return [
{"event_id": row[0], "actions": row[1]} for row in txn.fetchall()
]
ret = yield self.runInteraction(
"get_unread_event_actions_by_room",
_get_unread_event_actions_by_room
)
defer.returnValue(ret)
class EventActionsTable(object):
table_name = "event_actions"