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86 lines
3.2 KiB
TypeScript
86 lines
3.2 KiB
TypeScript
/*
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Copyright 2024 New Vector Ltd.
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Copyright 2020 The Matrix.org Foundation C.I.C.
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SPDX-License-Identifier: AGPL-3.0-only OR GPL-3.0-only
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Please see LICENSE files in the repository root for full details.
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*/
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import React, { forwardRef, useContext } from "react";
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import { MatrixEvent } from "matrix-js-sdk/src/matrix";
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import type { RoomEncryptionEventContent } from "matrix-js-sdk/src/types";
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import { _t } from "../../../languageHandler";
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import { MatrixClientPeg } from "../../../MatrixClientPeg";
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import EventTileBubble from "./EventTileBubble";
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import MatrixClientContext from "../../../contexts/MatrixClientContext";
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import DMRoomMap from "../../../utils/DMRoomMap";
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import { objectHasDiff } from "../../../utils/objects";
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import { isLocalRoom } from "../../../utils/localRoom/isLocalRoom";
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import { MEGOLM_ENCRYPTION_ALGORITHM } from "../../../utils/crypto";
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interface IProps {
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mxEvent: MatrixEvent;
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timestamp?: JSX.Element;
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}
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const EncryptionEvent = forwardRef<HTMLDivElement, IProps>(({ mxEvent, timestamp }, ref) => {
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const cli = useContext(MatrixClientContext);
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const roomId = mxEvent.getRoomId()!;
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const isRoomEncrypted = MatrixClientPeg.safeGet().isRoomEncrypted(roomId);
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const prevContent = mxEvent.getPrevContent() as RoomEncryptionEventContent;
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const content = mxEvent.getContent<RoomEncryptionEventContent>();
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// if no change happened then skip rendering this, a shallow check is enough as all known fields are top-level.
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if (!objectHasDiff(prevContent, content)) return null; // nop
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if (content.algorithm === MEGOLM_ENCRYPTION_ALGORITHM && isRoomEncrypted) {
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let subtitle: string;
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const dmPartner = DMRoomMap.shared().getUserIdForRoomId(roomId);
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const room = cli?.getRoom(roomId);
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if (prevContent.algorithm === MEGOLM_ENCRYPTION_ALGORITHM) {
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subtitle = _t("timeline|m.room.encryption|parameters_changed");
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} else if (dmPartner) {
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const displayName = room?.getMember(dmPartner)?.rawDisplayName || dmPartner;
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subtitle = _t("timeline|m.room.encryption|enabled_dm", { displayName });
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} else if (room && isLocalRoom(room)) {
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subtitle = _t("timeline|m.room.encryption|enabled_local");
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} else {
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subtitle = _t("timeline|m.room.encryption|enabled");
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}
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return (
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<EventTileBubble
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className="mx_cryptoEvent mx_cryptoEvent_icon"
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title={_t("common|encryption_enabled")}
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subtitle={subtitle}
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timestamp={timestamp}
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/>
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);
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}
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if (isRoomEncrypted) {
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return (
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<EventTileBubble
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className="mx_cryptoEvent mx_cryptoEvent_icon"
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title={_t("common|encryption_enabled")}
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subtitle={_t("timeline|m.room.encryption|disable_attempt")}
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timestamp={timestamp}
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/>
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);
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}
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return (
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<EventTileBubble
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className="mx_cryptoEvent mx_cryptoEvent_icon mx_cryptoEvent_icon_warning"
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title={_t("timeline|m.room.encryption|disabled")}
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subtitle={_t("timeline|m.room.encryption|unsupported")}
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ref={ref}
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timestamp={timestamp}
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/>
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);
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});
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export default EncryptionEvent;
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