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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.
from synapse.types import UserID
class ModuleApi(object):
"""A proxy object that gets passed to password auth providers so they
can register new users etc if necessary.
"""
def __init__(self, hs, auth_handler):
self.hs = hs
self._store = hs.get_datastore()
self._auth_handler = auth_handler
def get_qualified_user_id(self, username):
"""Qualify a user id, if necessary
Takes a user id provided by the user and adds the @ and :domain to
qualify it, if necessary
Args:
username (str): provided user id
Returns:
str: qualified @user:id
"""
if username.startswith('@'):
return username
return UserID(username, self.hs.hostname).to_string()
def check_user_exists(self, user_id):
"""Check if user exists.
Args:
user_id (str): Complete @user:id
Returns:
Deferred[str|None]: Canonical (case-corrected) user_id, or None
if the user is not registered.
"""
return self._auth_handler.check_user_exists(user_id)
def register(self, localpart):
"""Registers a new user with given localpart
Returns:
Deferred: a 2-tuple of (user_id, access_token)
"""
reg = self.hs.get_handlers().registration_handler
return reg.register(localpart=localpart)
def run_db_interaction(self, desc, func, *args, **kwargs):
"""Run a function with a database connection
Args:
desc (str): description for the transaction, for metrics etc
func (func): function to be run. Passed a database cursor object
as well as *args and **kwargs
*args: positional args to be passed to func
**kwargs: named args to be passed to func
Returns:
Deferred[object]: result of func
"""
return self._store.runInteraction(desc, func, *args, **kwargs)
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