86 lines
2.6 KiB
TypeScript
86 lines
2.6 KiB
TypeScript
/*
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Copyright 2023 New Vector Ltd
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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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http://www.apache.org/licenses/LICENSE-2.0
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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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*/
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import { useEffect, useMemo } from "react";
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import { useEnableE2EE } from "../settings/useSetting";
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import { useLocalStorage } from "../useLocalStorage";
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import { useClient } from "../ClientContext";
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import { PASSWORD_STRING, useUrlParams } from "../UrlParams";
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export const getRoomSharedKeyLocalStorageKey = (roomId: string): string =>
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`room-shared-key-${roomId}`;
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export const useInternalRoomSharedKey = (
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roomId: string
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): [string | null, (value: string) => void] => {
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const key = useMemo(() => getRoomSharedKeyLocalStorageKey(roomId), [roomId]);
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const [e2eeEnabled] = useEnableE2EE();
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const [roomSharedKey, setRoomSharedKey] = useLocalStorage(key);
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return [e2eeEnabled ? roomSharedKey : null, setRoomSharedKey];
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};
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export const useRoomSharedKey = (roomId: string): string | null => {
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return useInternalRoomSharedKey(roomId)[0];
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};
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export const useManageRoomSharedKey = (roomId: string): string | null => {
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const { password } = useUrlParams();
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const [e2eeSharedKey, setE2EESharedKey] = useInternalRoomSharedKey(roomId);
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useEffect(() => {
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if (!password) return;
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if (password === "") return;
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if (password === e2eeSharedKey) return;
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setE2EESharedKey(password);
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}, [password, e2eeSharedKey, setE2EESharedKey]);
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useEffect(() => {
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const hash = location.hash;
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if (!hash.includes("?")) return;
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if (!hash.includes(PASSWORD_STRING)) return;
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if (password !== e2eeSharedKey) return;
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const [hashStart, passwordStart] = hash.split(PASSWORD_STRING);
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const hashEnd = passwordStart.split("&")[1];
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location.replace((hashStart ?? "") + (hashEnd ?? ""));
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}, [password, e2eeSharedKey]);
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return e2eeSharedKey;
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};
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export const useIsRoomE2EE = (roomId: string): boolean | null => {
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const { isEmbedded } = useUrlParams();
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const client = useClient();
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const room = useMemo(
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() => client.client?.getRoom(roomId) ?? null,
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[roomId, client.client]
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);
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const isE2EE = useMemo(() => {
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if (isEmbedded) {
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return false;
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} else {
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return room ? !room?.getCanonicalAlias() : null;
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}
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}, [isEmbedded, room]);
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return isE2EE;
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};
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