115 lines
3.8 KiB
Python
115 lines
3.8 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright 2014 OpenMarket Ltd
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from twisted.internet import defer
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from sqlite3 import IntegrityError
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from synapse.api.errors import StoreError, Codes
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from ._base import SQLBaseStore
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class RegistrationStore(SQLBaseStore):
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def __init__(self, hs):
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super(RegistrationStore, self).__init__(hs)
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self.clock = hs.get_clock()
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@defer.inlineCallbacks
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def add_access_token_to_user(self, user_id, token):
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"""Adds an access token for the given user.
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Args:
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user_id (str): The user ID.
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token (str): The new access token to add.
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Raises:
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StoreError if there was a problem adding this.
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"""
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row = yield self._simple_select_one("users", {"name": user_id}, ["id"])
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if not row:
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raise StoreError(400, "Bad user ID supplied.")
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row_id = row["id"]
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yield self._simple_insert(
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"access_tokens",
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{
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"user_id": row_id,
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"token": token
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}
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)
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@defer.inlineCallbacks
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def register(self, user_id, token, password_hash):
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"""Attempts to register an account.
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Args:
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user_id (str): The desired user ID to register.
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token (str): The desired access token to use for this user.
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password_hash (str): Optional. The password hash for this user.
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Raises:
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StoreError if the user_id could not be registered.
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"""
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yield self._db_pool.runInteraction(self._register, user_id, token,
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password_hash)
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def _register(self, txn, user_id, token, password_hash):
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now = int(self.clock.time())
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try:
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txn.execute("INSERT INTO users(name, password_hash, creation_ts) "
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"VALUES (?,?,?)",
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[user_id, password_hash, now])
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except IntegrityError:
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raise StoreError(400, "User ID already taken.", errcode=Codes.USER_IN_USE)
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# it's possible for this to get a conflict, but only for a single user
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# since tokens are namespaced based on their user ID
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txn.execute("INSERT INTO access_tokens(user_id, token) " +
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"VALUES (?,?)", [txn.lastrowid, token])
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def get_user_by_id(self, user_id):
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query = ("SELECT users.name, users.password_hash FROM users "
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"WHERE users.name = ?")
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return self._execute(
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self.cursor_to_dict,
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query, user_id
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)
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@defer.inlineCallbacks
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def get_user_by_token(self, token):
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"""Get a user from the given access token.
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Args:
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token (str): The access token of a user.
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Returns:
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str: The user ID of the user.
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Raises:
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StoreError if no user was found.
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"""
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user_id = yield self._db_pool.runInteraction(self._query_for_auth,
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token)
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defer.returnValue(user_id)
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def _query_for_auth(self, txn, token):
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txn.execute("SELECT users.name FROM access_tokens LEFT JOIN users" +
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" ON users.id = access_tokens.user_id WHERE token = ?",
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[token])
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row = txn.fetchone()
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if row:
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return row[0]
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raise StoreError(404, "Token not found.")
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