mirror of
https://mau.dev/maunium/synapse.git
synced 2024-08-28 21:22:02 +00:00
208 lines
6.7 KiB
Python
208 lines
6.7 KiB
Python
# -*- coding: utf-8 -*-
|
|
# 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 collections import namedtuple
|
|
|
|
from twisted.internet import defer
|
|
|
|
from synapse.api.constants import PresenceState
|
|
from synapse.util import batch_iter
|
|
from synapse.util.caches.descriptors import cached, cachedList
|
|
|
|
from ._base import SQLBaseStore
|
|
|
|
|
|
class UserPresenceState(
|
|
namedtuple(
|
|
"UserPresenceState",
|
|
(
|
|
"user_id",
|
|
"state",
|
|
"last_active_ts",
|
|
"last_federation_update_ts",
|
|
"last_user_sync_ts",
|
|
"status_msg",
|
|
"currently_active",
|
|
),
|
|
)
|
|
):
|
|
"""Represents the current presence state of the user.
|
|
|
|
user_id (str)
|
|
last_active (int): Time in msec that the user last interacted with server.
|
|
last_federation_update (int): Time in msec since either a) we sent a presence
|
|
update to other servers or b) we received a presence update, depending
|
|
on if is a local user or not.
|
|
last_user_sync (int): Time in msec that the user last *completed* a sync
|
|
(or event stream).
|
|
status_msg (str): User set status message.
|
|
"""
|
|
|
|
def as_dict(self):
|
|
return dict(self._asdict())
|
|
|
|
@staticmethod
|
|
def from_dict(d):
|
|
return UserPresenceState(**d)
|
|
|
|
def copy_and_replace(self, **kwargs):
|
|
return self._replace(**kwargs)
|
|
|
|
@classmethod
|
|
def default(cls, user_id):
|
|
"""Returns a default presence state.
|
|
"""
|
|
return cls(
|
|
user_id=user_id,
|
|
state=PresenceState.OFFLINE,
|
|
last_active_ts=0,
|
|
last_federation_update_ts=0,
|
|
last_user_sync_ts=0,
|
|
status_msg=None,
|
|
currently_active=False,
|
|
)
|
|
|
|
|
|
class PresenceStore(SQLBaseStore):
|
|
@defer.inlineCallbacks
|
|
def update_presence(self, presence_states):
|
|
stream_ordering_manager = self._presence_id_gen.get_next_mult(
|
|
len(presence_states)
|
|
)
|
|
|
|
with stream_ordering_manager as stream_orderings:
|
|
yield self.runInteraction(
|
|
"update_presence",
|
|
self._update_presence_txn,
|
|
stream_orderings,
|
|
presence_states,
|
|
)
|
|
|
|
defer.returnValue(
|
|
(stream_orderings[-1], self._presence_id_gen.get_current_token())
|
|
)
|
|
|
|
def _update_presence_txn(self, txn, stream_orderings, presence_states):
|
|
for stream_id, state in zip(stream_orderings, presence_states):
|
|
txn.call_after(
|
|
self.presence_stream_cache.entity_has_changed, state.user_id, stream_id
|
|
)
|
|
txn.call_after(self._get_presence_for_user.invalidate, (state.user_id,))
|
|
|
|
# Actually insert new rows
|
|
self._simple_insert_many_txn(
|
|
txn,
|
|
table="presence_stream",
|
|
values=[
|
|
{
|
|
"stream_id": stream_id,
|
|
"user_id": state.user_id,
|
|
"state": state.state,
|
|
"last_active_ts": state.last_active_ts,
|
|
"last_federation_update_ts": state.last_federation_update_ts,
|
|
"last_user_sync_ts": state.last_user_sync_ts,
|
|
"status_msg": state.status_msg,
|
|
"currently_active": state.currently_active,
|
|
}
|
|
for state in presence_states
|
|
],
|
|
)
|
|
|
|
# Delete old rows to stop database from getting really big
|
|
sql = (
|
|
"DELETE FROM presence_stream WHERE" " stream_id < ?" " AND user_id IN (%s)"
|
|
)
|
|
|
|
for states in batch_iter(presence_states, 50):
|
|
args = [stream_id]
|
|
args.extend(s.user_id for s in states)
|
|
txn.execute(sql % (",".join("?" for _ in states),), args)
|
|
|
|
def get_all_presence_updates(self, last_id, current_id):
|
|
if last_id == current_id:
|
|
return defer.succeed([])
|
|
|
|
def get_all_presence_updates_txn(txn):
|
|
sql = (
|
|
"SELECT stream_id, user_id, state, last_active_ts,"
|
|
" last_federation_update_ts, last_user_sync_ts, status_msg,"
|
|
" currently_active"
|
|
" FROM presence_stream"
|
|
" WHERE ? < stream_id AND stream_id <= ?"
|
|
)
|
|
txn.execute(sql, (last_id, current_id))
|
|
return txn.fetchall()
|
|
|
|
return self.runInteraction(
|
|
"get_all_presence_updates", get_all_presence_updates_txn
|
|
)
|
|
|
|
@cached()
|
|
def _get_presence_for_user(self, user_id):
|
|
raise NotImplementedError()
|
|
|
|
@cachedList(
|
|
cached_method_name="_get_presence_for_user",
|
|
list_name="user_ids",
|
|
num_args=1,
|
|
inlineCallbacks=True,
|
|
)
|
|
def get_presence_for_users(self, user_ids):
|
|
rows = yield self._simple_select_many_batch(
|
|
table="presence_stream",
|
|
column="user_id",
|
|
iterable=user_ids,
|
|
keyvalues={},
|
|
retcols=(
|
|
"user_id",
|
|
"state",
|
|
"last_active_ts",
|
|
"last_federation_update_ts",
|
|
"last_user_sync_ts",
|
|
"status_msg",
|
|
"currently_active",
|
|
),
|
|
desc="get_presence_for_users",
|
|
)
|
|
|
|
for row in rows:
|
|
row["currently_active"] = bool(row["currently_active"])
|
|
|
|
defer.returnValue({row["user_id"]: UserPresenceState(**row) for row in rows})
|
|
|
|
def get_current_presence_token(self):
|
|
return self._presence_id_gen.get_current_token()
|
|
|
|
def allow_presence_visible(self, observed_localpart, observer_userid):
|
|
return self._simple_insert(
|
|
table="presence_allow_inbound",
|
|
values={
|
|
"observed_user_id": observed_localpart,
|
|
"observer_user_id": observer_userid,
|
|
},
|
|
desc="allow_presence_visible",
|
|
or_ignore=True,
|
|
)
|
|
|
|
def disallow_presence_visible(self, observed_localpart, observer_userid):
|
|
return self._simple_delete_one(
|
|
table="presence_allow_inbound",
|
|
keyvalues={
|
|
"observed_user_id": observed_localpart,
|
|
"observer_user_id": observer_userid,
|
|
},
|
|
desc="disallow_presence_visible",
|
|
)
|