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#
# This file is licensed under the Affero General Public License (AGPL) version 3.
#
# Copyright (C) 2023 New Vector, Ltd
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as
# published by the Free Software Foundation, either version 3 of the
# License, or (at your option) any later version.
#
# See the GNU Affero General Public License for more details:
# <https://www.gnu.org/licenses/agpl-3.0.html>.
#
# Originally licensed under the Apache License, Version 2.0:
# <http://www.apache.org/licenses/LICENSE-2.0>.
#
# [This file includes modifications made by New Vector Limited]
#
#
import logging
from typing import TYPE_CHECKING, Tuple
from twisted.web.server import Request
from synapse.http.server import HttpServer
from synapse.http.servlet import RestServlet
from synapse.types import JsonDict
from ._base import client_patterns
if TYPE_CHECKING:
from synapse.server import HomeServer
logger = logging.getLogger(__name__)
class PasswordPolicyServlet(RestServlet):
PATTERNS = client_patterns("/password_policy$")
CATEGORY = "Registration/login requests"
def __init__(self, hs: "HomeServer"):
super().__init__()
self.policy = hs.config.auth.password_policy
self.enabled = hs.config.auth.password_policy_enabled
def on_GET(self, request: Request) -> Tuple[int, JsonDict]:
if not self.enabled or not self.policy:
return 200, {}
policy = {}
for param in [
"minimum_length",
"require_digit",
"require_symbol",
"require_lowercase",
"require_uppercase",
]:
if param in self.policy:
policy["m.%s" % param] = self.policy[param]
return 200, policy
def register_servlets(hs: "HomeServer", http_server: HttpServer) -> None:
PasswordPolicyServlet(hs).register(http_server)
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