MatrixSynapse/synapse/util/threepids.py

51 lines
1.6 KiB
Python
Raw Normal View History

# -*- coding: utf-8 -*-
# Copyright 2018 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
import re
logger = logging.getLogger(__name__)
def check_3pid_allowed(hs, medium, address):
"""Checks whether a given format of 3PID is allowed to be used on this HS
Args:
hs (synapse.server.HomeServer): server
medium (str): 3pid medium - e.g. email, msisdn
address (str): address within that medium (e.g. "wotan@matrix.org")
msisdns need to first have been canonicalised
2018-01-19 19:23:45 +01:00
Returns:
bool: whether the 3PID medium/address is allowed to be added to this HS
"""
if hs.config.allowed_local_3pids:
for constraint in hs.config.allowed_local_3pids:
2018-01-19 19:23:45 +01:00
logger.debug(
"Checking 3PID %s (%s) against %s (%s)",
2019-06-20 11:32:02 +02:00
address,
medium,
constraint["pattern"],
constraint["medium"],
2018-01-19 19:23:45 +01:00
)
2019-06-20 11:32:02 +02:00
if medium == constraint["medium"] and re.match(
constraint["pattern"], address
):
return True
else:
return True
return False