synapse-old/synapse/storage/group_server.py

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2017-07-10 08:44:15 -06:00
# -*- coding: utf-8 -*-
# Copyright 2017 Vector Creations Ltd
# Copyright 2018 New Vector Ltd
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#
# 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
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from synapse.api.errors import SynapseError
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from ._base import SQLBaseStore
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import simplejson as json
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# The category ID for the "default" category. We don't store as null in the
# database to avoid the fun of null != null
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_DEFAULT_CATEGORY_ID = ""
_DEFAULT_ROLE_ID = ""
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class GroupServerStore(SQLBaseStore):
def set_group_join_policy(self, group_id, join_policy):
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"""Set the join policy of a group.
join_policy can be one of:
* "invite"
* "open"
"""
return self._simple_update_one(
table="groups",
keyvalues={
"group_id": group_id,
},
updatevalues={
"join_policy": join_policy,
},
desc="set_group_join_policy",
)
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def get_group(self, group_id):
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return self._simple_select_one(
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table="groups",
keyvalues={
"group_id": group_id,
},
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retcols=(
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"name", "short_description", "long_description",
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"avatar_url", "is_public", "join_policy",
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),
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allow_none=True,
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desc="get_group",
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)
def get_users_in_group(self, group_id, include_private=False):
# TODO: Pagination
keyvalues = {
"group_id": group_id,
}
if not include_private:
keyvalues["is_public"] = True
return self._simple_select_list(
table="group_users",
keyvalues=keyvalues,
retcols=("user_id", "is_public", "is_admin",),
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desc="get_users_in_group",
)
def get_invited_users_in_group(self, group_id):
# TODO: Pagination
return self._simple_select_onecol(
table="group_invites",
keyvalues={
"group_id": group_id,
},
retcol="user_id",
desc="get_invited_users_in_group",
)
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def get_rooms_in_group(self, group_id, include_private=False):
# TODO: Pagination
keyvalues = {
"group_id": group_id,
}
if not include_private:
keyvalues["is_public"] = True
return self._simple_select_list(
table="group_rooms",
keyvalues=keyvalues,
retcols=("room_id", "is_public",),
desc="get_rooms_in_group",
)
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def get_rooms_for_summary_by_category(self, group_id, include_private=False):
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"""Get the rooms and categories that should be included in a summary request
Returns ([rooms], [categories])
"""
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def _get_rooms_for_summary_txn(txn):
keyvalues = {
"group_id": group_id,
}
if not include_private:
keyvalues["is_public"] = True
sql = """
SELECT room_id, is_public, category_id, room_order
FROM group_summary_rooms
WHERE group_id = ?
"""
if not include_private:
sql += " AND is_public = ?"
txn.execute(sql, (group_id, True))
else:
txn.execute(sql, (group_id,))
rooms = [
{
"room_id": row[0],
"is_public": row[1],
"category_id": row[2] if row[2] != _DEFAULT_CATEGORY_ID else None,
"order": row[3],
}
for row in txn
]
sql = """
SELECT category_id, is_public, profile, cat_order
FROM group_summary_room_categories
INNER JOIN group_room_categories USING (group_id, category_id)
WHERE group_id = ?
"""
if not include_private:
sql += " AND is_public = ?"
txn.execute(sql, (group_id, True))
else:
txn.execute(sql, (group_id,))
categories = {
row[0]: {
"is_public": row[1],
"profile": json.loads(row[2]),
"order": row[3],
}
for row in txn
}
return rooms, categories
return self.runInteraction(
"get_rooms_for_summary", _get_rooms_for_summary_txn
)
def add_room_to_summary(self, group_id, room_id, category_id, order, is_public):
return self.runInteraction(
"add_room_to_summary", self._add_room_to_summary_txn,
group_id, room_id, category_id, order, is_public,
)
def _add_room_to_summary_txn(self, txn, group_id, room_id, category_id, order,
is_public):
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"""Add (or update) room's entry in summary.
Args:
group_id (str)
room_id (str)
category_id (str): If not None then adds the category to the end of
the summary if its not already there. [Optional]
order (int): If not None inserts the room at that position, e.g.
an order of 1 will put the room first. Otherwise, the room gets
added to the end.
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"""
room_in_group = self._simple_select_one_onecol_txn(
txn,
table="group_rooms",
keyvalues={
"group_id": group_id,
"room_id": room_id,
},
retcol="room_id",
allow_none=True,
)
if not room_in_group:
raise SynapseError(400, "room not in group")
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if category_id is None:
category_id = _DEFAULT_CATEGORY_ID
else:
cat_exists = self._simple_select_one_onecol_txn(
txn,
table="group_room_categories",
keyvalues={
"group_id": group_id,
"category_id": category_id,
},
retcol="group_id",
allow_none=True,
)
if not cat_exists:
raise SynapseError(400, "Category doesn't exist")
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# TODO: Check category is part of summary already
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cat_exists = self._simple_select_one_onecol_txn(
txn,
table="group_summary_room_categories",
keyvalues={
"group_id": group_id,
"category_id": category_id,
},
retcol="group_id",
allow_none=True,
)
if not cat_exists:
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# If not, add it with an order larger than all others
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txn.execute("""
INSERT INTO group_summary_room_categories
(group_id, category_id, cat_order)
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SELECT ?, ?, COALESCE(MAX(cat_order), 0) + 1
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FROM group_summary_room_categories
WHERE group_id = ? AND category_id = ?
""", (group_id, category_id, group_id, category_id))
existing = self._simple_select_one_txn(
txn,
table="group_summary_rooms",
keyvalues={
"group_id": group_id,
"room_id": room_id,
"category_id": category_id,
},
retcols=("room_order", "is_public",),
allow_none=True,
)
if order is not None:
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# Shuffle other room orders that come after the given order
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sql = """
UPDATE group_summary_rooms SET room_order = room_order + 1
WHERE group_id = ? AND category_id = ? AND room_order >= ?
"""
txn.execute(sql, (group_id, category_id, order,))
elif not existing:
sql = """
SELECT COALESCE(MAX(room_order), 0) + 1 FROM group_summary_rooms
WHERE group_id = ? AND category_id = ?
"""
txn.execute(sql, (group_id, category_id,))
order, = txn.fetchone()
if existing:
to_update = {}
if order is not None:
to_update["room_order"] = order
if is_public is not None:
to_update["is_public"] = is_public
self._simple_update_txn(
txn,
table="group_summary_rooms",
keyvalues={
"group_id": group_id,
"category_id": category_id,
"room_id": room_id,
},
values=to_update,
)
else:
if is_public is None:
is_public = True
self._simple_insert_txn(
txn,
table="group_summary_rooms",
values={
"group_id": group_id,
"category_id": category_id,
"room_id": room_id,
"room_order": order,
"is_public": is_public,
},
)
def remove_room_from_summary(self, group_id, room_id, category_id):
if category_id is None:
category_id = _DEFAULT_CATEGORY_ID
return self._simple_delete(
table="group_summary_rooms",
keyvalues={
"group_id": group_id,
"category_id": category_id,
"room_id": room_id,
},
desc="remove_room_from_summary",
)
@defer.inlineCallbacks
def get_group_categories(self, group_id):
rows = yield self._simple_select_list(
table="group_room_categories",
keyvalues={
"group_id": group_id,
},
retcols=("category_id", "is_public", "profile"),
desc="get_group_categories",
)
defer.returnValue({
row["category_id"]: {
"is_public": row["is_public"],
"profile": json.loads(row["profile"]),
}
for row in rows
})
@defer.inlineCallbacks
def get_group_category(self, group_id, category_id):
category = yield self._simple_select_one(
table="group_room_categories",
keyvalues={
"group_id": group_id,
"category_id": category_id,
},
retcols=("is_public", "profile"),
desc="get_group_category",
)
category["profile"] = json.loads(category["profile"])
defer.returnValue(category)
def upsert_group_category(self, group_id, category_id, profile, is_public):
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"""Add/update room category for group
"""
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insertion_values = {}
update_values = {"category_id": category_id} # This cannot be empty
if profile is None:
insertion_values["profile"] = "{}"
else:
update_values["profile"] = json.dumps(profile)
if is_public is None:
insertion_values["is_public"] = True
else:
update_values["is_public"] = is_public
return self._simple_upsert(
table="group_room_categories",
keyvalues={
"group_id": group_id,
"category_id": category_id,
},
values=update_values,
insertion_values=insertion_values,
desc="upsert_group_category",
)
def remove_group_category(self, group_id, category_id):
return self._simple_delete(
table="group_room_categories",
keyvalues={
"group_id": group_id,
"category_id": category_id,
},
desc="remove_group_category",
)
@defer.inlineCallbacks
def get_group_roles(self, group_id):
rows = yield self._simple_select_list(
table="group_roles",
keyvalues={
"group_id": group_id,
},
retcols=("role_id", "is_public", "profile"),
desc="get_group_roles",
)
defer.returnValue({
row["role_id"]: {
"is_public": row["is_public"],
"profile": json.loads(row["profile"]),
}
for row in rows
})
@defer.inlineCallbacks
def get_group_role(self, group_id, role_id):
role = yield self._simple_select_one(
table="group_roles",
keyvalues={
"group_id": group_id,
"role_id": role_id,
},
retcols=("is_public", "profile"),
desc="get_group_role",
)
role["profile"] = json.loads(role["profile"])
defer.returnValue(role)
def upsert_group_role(self, group_id, role_id, profile, is_public):
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"""Add/remove user role
"""
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insertion_values = {}
update_values = {"role_id": role_id} # This cannot be empty
if profile is None:
insertion_values["profile"] = "{}"
else:
update_values["profile"] = json.dumps(profile)
if is_public is None:
insertion_values["is_public"] = True
else:
update_values["is_public"] = is_public
return self._simple_upsert(
table="group_roles",
keyvalues={
"group_id": group_id,
"role_id": role_id,
},
values=update_values,
insertion_values=insertion_values,
desc="upsert_group_role",
)
def remove_group_role(self, group_id, role_id):
return self._simple_delete(
table="group_roles",
keyvalues={
"group_id": group_id,
"role_id": role_id,
},
desc="remove_group_role",
)
def add_user_to_summary(self, group_id, user_id, role_id, order, is_public):
return self.runInteraction(
"add_user_to_summary", self._add_user_to_summary_txn,
group_id, user_id, role_id, order, is_public,
)
def _add_user_to_summary_txn(self, txn, group_id, user_id, role_id, order,
is_public):
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"""Add (or update) user's entry in summary.
Args:
group_id (str)
user_id (str)
role_id (str): If not None then adds the role to the end of
the summary if its not already there. [Optional]
order (int): If not None inserts the user at that position, e.g.
an order of 1 will put the user first. Otherwise, the user gets
added to the end.
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"""
user_in_group = self._simple_select_one_onecol_txn(
txn,
table="group_users",
keyvalues={
"group_id": group_id,
"user_id": user_id,
},
retcol="user_id",
allow_none=True,
)
if not user_in_group:
raise SynapseError(400, "user not in group")
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if role_id is None:
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role_id = _DEFAULT_ROLE_ID
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else:
role_exists = self._simple_select_one_onecol_txn(
txn,
table="group_roles",
keyvalues={
"group_id": group_id,
"role_id": role_id,
},
retcol="group_id",
allow_none=True,
)
if not role_exists:
raise SynapseError(400, "Role doesn't exist")
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# TODO: Check role is part of the summary already
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role_exists = self._simple_select_one_onecol_txn(
txn,
table="group_summary_roles",
keyvalues={
"group_id": group_id,
"role_id": role_id,
},
retcol="group_id",
allow_none=True,
)
if not role_exists:
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# If not, add it with an order larger than all others
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txn.execute("""
INSERT INTO group_summary_roles
(group_id, role_id, role_order)
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SELECT ?, ?, COALESCE(MAX(role_order), 0) + 1
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FROM group_summary_roles
WHERE group_id = ? AND role_id = ?
""", (group_id, role_id, group_id, role_id))
existing = self._simple_select_one_txn(
txn,
table="group_summary_users",
keyvalues={
"group_id": group_id,
"user_id": user_id,
"role_id": role_id,
},
retcols=("user_order", "is_public",),
allow_none=True,
)
if order is not None:
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# Shuffle other users orders that come after the given order
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sql = """
UPDATE group_summary_users SET user_order = user_order + 1
WHERE group_id = ? AND role_id = ? AND user_order >= ?
"""
txn.execute(sql, (group_id, role_id, order,))
elif not existing:
sql = """
SELECT COALESCE(MAX(user_order), 0) + 1 FROM group_summary_users
WHERE group_id = ? AND role_id = ?
"""
txn.execute(sql, (group_id, role_id,))
order, = txn.fetchone()
if existing:
to_update = {}
if order is not None:
to_update["user_order"] = order
if is_public is not None:
to_update["is_public"] = is_public
self._simple_update_txn(
txn,
table="group_summary_users",
keyvalues={
"group_id": group_id,
"role_id": role_id,
"user_id": user_id,
},
values=to_update,
)
else:
if is_public is None:
is_public = True
self._simple_insert_txn(
txn,
table="group_summary_users",
values={
"group_id": group_id,
"role_id": role_id,
"user_id": user_id,
"user_order": order,
"is_public": is_public,
},
)
def remove_user_from_summary(self, group_id, user_id, role_id):
if role_id is None:
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role_id = _DEFAULT_ROLE_ID
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return self._simple_delete(
table="group_summary_users",
keyvalues={
"group_id": group_id,
"role_id": role_id,
"user_id": user_id,
},
desc="remove_user_from_summary",
)
def get_users_for_summary_by_role(self, group_id, include_private=False):
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"""Get the users and roles that should be included in a summary request
Returns ([users], [roles])
"""
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def _get_users_for_summary_txn(txn):
keyvalues = {
"group_id": group_id,
}
if not include_private:
keyvalues["is_public"] = True
sql = """
SELECT user_id, is_public, role_id, user_order
FROM group_summary_users
WHERE group_id = ?
"""
if not include_private:
sql += " AND is_public = ?"
txn.execute(sql, (group_id, True))
else:
txn.execute(sql, (group_id,))
users = [
{
"user_id": row[0],
"is_public": row[1],
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"role_id": row[2] if row[2] != _DEFAULT_ROLE_ID else None,
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"order": row[3],
}
for row in txn
]
sql = """
SELECT role_id, is_public, profile, role_order
FROM group_summary_roles
INNER JOIN group_roles USING (group_id, role_id)
WHERE group_id = ?
"""
if not include_private:
sql += " AND is_public = ?"
txn.execute(sql, (group_id, True))
else:
txn.execute(sql, (group_id,))
roles = {
row[0]: {
"is_public": row[1],
"profile": json.loads(row[2]),
"order": row[3],
}
for row in txn
}
return users, roles
return self.runInteraction(
"get_users_for_summary_by_role", _get_users_for_summary_txn
)
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def is_user_in_group(self, user_id, group_id):
return self._simple_select_one_onecol(
table="group_users",
keyvalues={
"group_id": group_id,
"user_id": user_id,
},
retcol="user_id",
allow_none=True,
desc="is_user_in_group",
).addCallback(lambda r: bool(r))
def is_user_admin_in_group(self, group_id, user_id):
return self._simple_select_one_onecol(
table="group_users",
keyvalues={
"group_id": group_id,
"user_id": user_id,
},
retcol="is_admin",
allow_none=True,
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desc="is_user_admin_in_group",
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)
def add_group_invite(self, group_id, user_id):
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"""Record that the group server has invited a user
"""
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return self._simple_insert(
table="group_invites",
values={
"group_id": group_id,
"user_id": user_id,
},
desc="add_group_invite",
)
def is_user_invited_to_local_group(self, group_id, user_id):
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"""Has the group server invited a user?
"""
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return self._simple_select_one_onecol(
table="group_invites",
keyvalues={
"group_id": group_id,
"user_id": user_id,
},
retcol="user_id",
desc="is_user_invited_to_local_group",
allow_none=True,
)
def get_users_membership_info_in_group(self, group_id, user_id):
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"""Get a dict describing the membership of a user in a group.
Example if joined:
{
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"membership": "join",
"is_public": True,
"is_privileged": False,
}
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Returns an empty dict if the user is not join/invite/etc
"""
def _get_users_membership_in_group_txn(txn):
row = self._simple_select_one_txn(
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txn,
table="group_users",
keyvalues={
"group_id": group_id,
"user_id": user_id,
},
retcols=("is_admin", "is_public"),
allow_none=True,
)
if row:
return {
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"membership": "join",
"is_public": row["is_public"],
"is_privileged": row["is_admin"],
}
row = self._simple_select_one_onecol_txn(
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txn,
table="group_invites",
keyvalues={
"group_id": group_id,
"user_id": user_id,
},
retcol="user_id",
allow_none=True,
)
if row:
return {
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"membership": "invite",
}
return {}
return self.runInteraction(
"get_users_membership_info_in_group", _get_users_membership_in_group_txn,
)
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def add_user_to_group(self, group_id, user_id, is_admin=False, is_public=True,
local_attestation=None, remote_attestation=None):
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"""Add a user to the group server.
Args:
group_id (str)
user_id (str)
is_admin (bool)
is_public (bool)
local_attestation (dict): The attestation the GS created to give
to the remote server. Optional if the user and group are on the
same server
remote_attestation (dict): The attestation given to GS by remote
server. Optional if the user and group are on the same server
"""
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def _add_user_to_group_txn(txn):
self._simple_insert_txn(
txn,
table="group_users",
values={
"group_id": group_id,
"user_id": user_id,
"is_admin": is_admin,
"is_public": is_public,
},
)
self._simple_delete_txn(
txn,
table="group_invites",
keyvalues={
"group_id": group_id,
"user_id": user_id,
},
)
if local_attestation:
self._simple_insert_txn(
txn,
table="group_attestations_renewals",
values={
"group_id": group_id,
"user_id": user_id,
"valid_until_ms": local_attestation["valid_until_ms"],
},
)
if remote_attestation:
self._simple_insert_txn(
txn,
table="group_attestations_remote",
values={
"group_id": group_id,
"user_id": user_id,
"valid_until_ms": remote_attestation["valid_until_ms"],
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"attestation_json": json.dumps(remote_attestation),
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},
)
return self.runInteraction(
"add_user_to_group", _add_user_to_group_txn
)
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def remove_user_from_group(self, group_id, user_id):
def _remove_user_from_group_txn(txn):
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self._simple_delete_txn(
txn,
table="group_users",
keyvalues={
"group_id": group_id,
"user_id": user_id,
},
)
self._simple_delete_txn(
txn,
table="group_invites",
keyvalues={
"group_id": group_id,
"user_id": user_id,
},
)
self._simple_delete_txn(
txn,
table="group_attestations_renewals",
keyvalues={
"group_id": group_id,
"user_id": user_id,
},
)
self._simple_delete_txn(
txn,
table="group_attestations_remote",
keyvalues={
"group_id": group_id,
"user_id": user_id,
},
)
self._simple_delete_txn(
txn,
table="group_summary_users",
keyvalues={
"group_id": group_id,
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"user_id": user_id,
},
)
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return self.runInteraction("remove_user_from_group", _remove_user_from_group_txn)
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def add_room_to_group(self, group_id, room_id, is_public):
return self._simple_insert(
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table="group_rooms",
values={
"group_id": group_id,
"room_id": room_id,
"is_public": is_public,
},
desc="add_room_to_group",
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)
def update_room_in_group_visibility(self, group_id, room_id, is_public):
return self._simple_update(
table="group_rooms",
keyvalues={
"group_id": group_id,
"room_id": room_id,
},
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updatevalues={
"is_public": is_public,
},
desc="update_room_in_group_visibility",
)
def remove_room_from_group(self, group_id, room_id):
def _remove_room_from_group_txn(txn):
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self._simple_delete_txn(
txn,
table="group_rooms",
keyvalues={
"group_id": group_id,
"room_id": room_id,
},
)
self._simple_delete_txn(
txn,
table="group_summary_rooms",
keyvalues={
"group_id": group_id,
"room_id": room_id,
},
)
return self.runInteraction(
"remove_room_from_group", _remove_room_from_group_txn,
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)
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def get_publicised_groups_for_user(self, user_id):
"""Get all groups a user is publicising
"""
return self._simple_select_onecol(
table="local_group_membership",
keyvalues={
"user_id": user_id,
"membership": "join",
"is_publicised": True,
},
retcol="group_id",
desc="get_publicised_groups_for_user",
)
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def update_group_publicity(self, group_id, user_id, publicise):
"""Update whether the user is publicising their membership of the group
"""
return self._simple_update_one(
table="local_group_membership",
keyvalues={
"group_id": group_id,
"user_id": user_id,
},
updatevalues={
"is_publicised": publicise,
},
desc="update_group_publicity"
)
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@defer.inlineCallbacks
def register_user_group_membership(self, group_id, user_id, membership,
is_admin=False, content={},
local_attestation=None,
remote_attestation=None,
is_publicised=False,
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):
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"""Registers that a local user is a member of a (local or remote) group.
Args:
group_id (str)
user_id (str)
membership (str)
is_admin (bool)
content (dict): Content of the membership, e.g. includes the inviter
if the user has been invited.
local_attestation (dict): If remote group then store the fact that we
have given out an attestation, else None.
remote_attestation (dict): If remote group then store the remote
attestation from the group, else None.
"""
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def _register_user_group_membership_txn(txn, next_id):
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# TODO: Upsert?
self._simple_delete_txn(
txn,
table="local_group_membership",
keyvalues={
"group_id": group_id,
"user_id": user_id,
},
)
self._simple_insert_txn(
txn,
table="local_group_membership",
values={
"group_id": group_id,
"user_id": user_id,
"is_admin": is_admin,
"membership": membership,
"is_publicised": is_publicised,
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"content": json.dumps(content),
},
)
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self._simple_insert_txn(
txn,
table="local_group_updates",
values={
"stream_id": next_id,
"group_id": group_id,
"user_id": user_id,
"type": "membership",
"content": json.dumps({"membership": membership, "content": content}),
}
)
self._group_updates_stream_cache.entity_has_changed(user_id, next_id)
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# TODO: Insert profile to ensure it comes down stream if its a join.
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if membership == "join":
if local_attestation:
self._simple_insert_txn(
txn,
table="group_attestations_renewals",
values={
"group_id": group_id,
"user_id": user_id,
"valid_until_ms": local_attestation["valid_until_ms"],
}
)
if remote_attestation:
self._simple_insert_txn(
txn,
table="group_attestations_remote",
values={
"group_id": group_id,
"user_id": user_id,
"valid_until_ms": remote_attestation["valid_until_ms"],
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"attestation_json": json.dumps(remote_attestation),
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}
)
else:
self._simple_delete_txn(
txn,
table="group_attestations_renewals",
keyvalues={
"group_id": group_id,
"user_id": user_id,
},
)
self._simple_delete_txn(
txn,
table="group_attestations_remote",
keyvalues={
"group_id": group_id,
"user_id": user_id,
},
)
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return next_id
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with self._group_updates_id_gen.get_next() as next_id:
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res = yield self.runInteraction(
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"register_user_group_membership",
_register_user_group_membership_txn, next_id,
)
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defer.returnValue(res)
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@defer.inlineCallbacks
def create_group(self, group_id, user_id, name, avatar_url, short_description,
long_description,):
yield self._simple_insert(
table="groups",
values={
"group_id": group_id,
"name": name,
"avatar_url": avatar_url,
"short_description": short_description,
"long_description": long_description,
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"is_public": True,
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},
desc="create_group",
)
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@defer.inlineCallbacks
def update_group_profile(self, group_id, profile,):
yield self._simple_update_one(
table="groups",
keyvalues={
"group_id": group_id,
},
updatevalues=profile,
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desc="update_group_profile",
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)
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def get_attestations_need_renewals(self, valid_until_ms):
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"""Get all attestations that need to be renewed until givent time
"""
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def _get_attestations_need_renewals_txn(txn):
sql = """
SELECT group_id, user_id FROM group_attestations_renewals
WHERE valid_until_ms <= ?
"""
txn.execute(sql, (valid_until_ms,))
return self.cursor_to_dict(txn)
return self.runInteraction(
"get_attestations_need_renewals", _get_attestations_need_renewals_txn
)
def update_attestation_renewal(self, group_id, user_id, attestation):
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"""Update an attestation that we have renewed
"""
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return self._simple_update_one(
table="group_attestations_renewals",
keyvalues={
"group_id": group_id,
"user_id": user_id,
},
updatevalues={
"valid_until_ms": attestation["valid_until_ms"],
},
desc="update_attestation_renewal",
)
def update_remote_attestion(self, group_id, user_id, attestation):
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"""Update an attestation that a remote has renewed
"""
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return self._simple_update_one(
table="group_attestations_remote",
keyvalues={
"group_id": group_id,
"user_id": user_id,
},
updatevalues={
"valid_until_ms": attestation["valid_until_ms"],
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"attestation_json": json.dumps(attestation)
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},
desc="update_remote_attestion",
)
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def remove_attestation_renewal(self, group_id, user_id):
"""Remove an attestation that we thought we should renew, but actually
shouldn't. Ideally this would never get called as we would never
incorrectly try and do attestations for local users on local groups.
Args:
group_id (str)
user_id (str)
"""
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return self._simple_delete(
table="group_attestations_renewals",
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keyvalues={
"group_id": group_id,
"user_id": user_id,
},
desc="remove_attestation_renewal",
)
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@defer.inlineCallbacks
def get_remote_attestation(self, group_id, user_id):
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"""Get the attestation that proves the remote agrees that the user is
in the group.
"""
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row = yield self._simple_select_one(
table="group_attestations_remote",
keyvalues={
"group_id": group_id,
"user_id": user_id,
},
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retcols=("valid_until_ms", "attestation_json"),
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desc="get_remote_attestation",
allow_none=True,
)
now = int(self._clock.time_msec())
if row and now < row["valid_until_ms"]:
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defer.returnValue(json.loads(row["attestation_json"]))
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defer.returnValue(None)
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def get_joined_groups(self, user_id):
return self._simple_select_onecol(
table="local_group_membership",
keyvalues={
"user_id": user_id,
"membership": "join",
},
retcol="group_id",
desc="get_joined_groups",
)
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def get_all_groups_for_user(self, user_id, now_token):
def _get_all_groups_for_user_txn(txn):
sql = """
SELECT group_id, type, membership, u.content
FROM local_group_updates AS u
INNER JOIN local_group_membership USING (group_id, user_id)
WHERE user_id = ? AND membership != 'leave'
AND stream_id <= ?
"""
txn.execute(sql, (user_id, now_token,))
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return [
{
"group_id": row[0],
"type": row[1],
"membership": row[2],
"content": json.loads(row[3]),
}
for row in txn
]
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return self.runInteraction(
"get_all_groups_for_user", _get_all_groups_for_user_txn,
)
def get_groups_changes_for_user(self, user_id, from_token, to_token):
from_token = int(from_token)
has_changed = self._group_updates_stream_cache.has_entity_changed(
user_id, from_token,
)
if not has_changed:
return []
def _get_groups_changes_for_user_txn(txn):
sql = """
SELECT group_id, membership, type, u.content
FROM local_group_updates AS u
INNER JOIN local_group_membership USING (group_id, user_id)
WHERE user_id = ? AND ? < stream_id AND stream_id <= ?
"""
txn.execute(sql, (user_id, from_token, to_token,))
return [{
"group_id": group_id,
"membership": membership,
"type": gtype,
"content": json.loads(content_json),
} for group_id, membership, gtype, content_json in txn]
return self.runInteraction(
"get_groups_changes_for_user", _get_groups_changes_for_user_txn,
)
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def get_all_groups_changes(self, from_token, to_token, limit):
from_token = int(from_token)
has_changed = self._group_updates_stream_cache.has_any_entity_changed(
from_token,
)
if not has_changed:
return []
def _get_all_groups_changes_txn(txn):
sql = """
SELECT stream_id, group_id, user_id, type, content
FROM local_group_updates
WHERE ? < stream_id AND stream_id <= ?
LIMIT ?
"""
txn.execute(sql, (from_token, to_token, limit,))
return [(
stream_id,
group_id,
user_id,
gtype,
json.loads(content_json),
) for stream_id, group_id, user_id, gtype, content_json in txn]
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return self.runInteraction(
"get_all_groups_changes", _get_all_groups_changes_txn,
)
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def get_group_stream_token(self):
return self._group_updates_id_gen.get_current_token()