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# -*- coding: utf-8 -*-
# Copyright 2017 New Vector 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.
import logging
from typing import Optional
from twisted.internet import defer
from synapse.api.errors import Codes, StoreError, SynapseError
from synapse.types import Requester
from ._base import BaseHandler
logger = logging.getLogger(__name__)
class SetPasswordHandler(BaseHandler):
"""Handler which deals with changing user account passwords"""
def __init__(self, hs):
super(SetPasswordHandler, self).__init__(hs)
self._auth_handler = hs.get_auth_handler()
self._device_handler = hs.get_device_handler()
self._password_policy_handler = hs.get_password_policy_handler()
@defer.inlineCallbacks
def set_password(
self,
user_id: str,
new_password: str,
logout_devices: bool,
requester: Optional[Requester] = None,
):
if not self.hs.config.password_localdb_enabled:
raise SynapseError(403, "Password change disabled", errcode=Codes.FORBIDDEN)
self._password_policy_handler.validate_password(new_password)
password_hash = yield self._auth_handler.hash(new_password)
try:
yield self.store.user_set_password_hash(user_id, password_hash)
except StoreError as e:
if e.code == 404:
raise SynapseError(404, "Unknown user", Codes.NOT_FOUND)
raise e
# Optionally, log out all of the user's other sessions.
if logout_devices:
except_device_id = requester.device_id if requester else None
except_access_token_id = requester.access_token_id if requester else None
# First delete all of their other devices.
yield self._device_handler.delete_all_devices_for_user(
user_id, except_device_id=except_device_id
)
# and now delete any access tokens which weren't associated with
# devices (or were associated with this device).
yield self._auth_handler.delete_access_tokens_for_user(
user_id, except_token_id=except_access_token_id
)
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