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# -*- 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 twisted.internet import defer
from ._base import SQLBaseStore
class ProfileStore(SQLBaseStore):
def create_profile(self, user_localpart):
return self._simple_insert(
table="profiles",
values={"user_id": user_localpart},
desc="create_profile",
)
def get_profile_displayname(self, user_localpart):
return self._simple_select_one_onecol(
table="profiles",
keyvalues={"user_id": user_localpart},
retcol="displayname",
desc="get_profile_displayname",
)
def set_profile_displayname(self, user_localpart, new_displayname):
return self._simple_update_one(
table="profiles",
keyvalues={"user_id": user_localpart},
updatevalues={"displayname": new_displayname},
desc="set_profile_displayname",
)
def get_profile_avatar_url(self, user_localpart):
return self._simple_select_one_onecol(
table="profiles",
keyvalues={"user_id": user_localpart},
retcol="avatar_url",
desc="get_profile_avatar_url",
)
def set_profile_avatar_url(self, user_localpart, new_avatar_url):
return self._simple_update_one(
table="profiles",
keyvalues={"user_id": user_localpart},
updatevalues={"avatar_url": new_avatar_url},
desc="set_profile_avatar_url",
)
def get_from_remote_profile_cache(self, user_id):
return self._simple_select_one(
table="remote_profile_cache",
keyvalues={"user_id": user_id},
retcols=("displayname", "avatar_url",),
allow_none=True,
desc="get_from_remote_profile_cache",
)
def add_remote_profile_cache(self, user_id, displayname, avatar_url):
"""Ensure we are caching the remote user's profiles.
This should only be called when `is_subscribed_remote_profile_for_user`
would return true for the user.
"""
return self._simple_upsert(
table="remote_profile_cache",
keyvalues={"user_id": user_id},
values={
"displayname": displayname,
"avatar_url": avatar_url,
"last_check": self._clock.time_msec(),
},
desc="add_remote_profile_cache",
)
def update_remote_profile_cache(self, user_id, displayname, avatar_url):
return self._simple_update(
table="remote_profile_cache",
keyvalues={"user_id": user_id},
values={
"displayname": displayname,
"avatar_url": avatar_url,
"last_check": self._clock.time_msec(),
},
desc="update_remote_profile_cache",
)
@defer.inlineCallbacks
def maybe_delete_remote_profile_cache(self, user_id):
"""Check if we still care about the remote user's profile, and if we
don't then remove their profile from the cache
"""
subscribed = yield self.is_subscribed_remote_profile_for_user(user_id)
if not subscribed:
yield self._simple_delete(
table="remote_profile_cache",
keyvalues={"user_id": user_id},
desc="delete_remote_profile_cache",
)
def get_remote_profile_cache_entries_that_expire(self, last_checked):
"""Get all users who haven't been checked since `last_checked`
"""
def _get_remote_profile_cache_entries_that_expire_txn(txn):
sql = """
SELECT user_id, displayname, avatar_url
FROM remote_profile_cache
WHERE last_check < ?
"""
txn.execute(sql, (last_checked,))
return self.cursor_to_dict(txn)
return self.runInteraction(
"get_remote_profile_cache_entries_that_expire",
_get_remote_profile_cache_entries_that_expire_txn,
)
@defer.inlineCallbacks
def is_subscribed_remote_profile_for_user(self, user_id):
"""Check whether we are interested in a remote user's profile.
"""
res = yield self._simple_select_one_onecol(
table="group_users",
keyvalues={"user_id": user_id},
retcol="user_id",
allow_none=True,
desc="should_update_remote_profile_cache_for_user",
)
if res:
defer.returnValue(True)
res = yield self._simple_select_one_onecol(
table="group_invites",
keyvalues={"user_id": user_id},
retcol="user_id",
allow_none=True,
desc="should_update_remote_profile_cache_for_user",
)
if res:
defer.returnValue(True)
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