53 lines
1.6 KiB
JavaScript
53 lines
1.6 KiB
JavaScript
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/*
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Copyright 2017 Vector Creations 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 MatrixClientPeg from './MatrixClientPeg';
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export default class WidgetUtils {
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/* Returns true if user is able to send state events to modify widgets in this room
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* @param roomId -- The ID of the room to check
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* @return Boolean -- true if the user can modify widgets in this room
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*/
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static canUserModifyWidgets(roomId) {
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if (!roomId) {
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throw new Error('No room ID specified');
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}
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const client = MatrixClientPeg.get();
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if (!client) {
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throw new Error('User must be be logged in');
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}
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const room = client.getRoom(roomId);
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if (!room) {
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throw new Error(`Room ID ${roomId} is not recognised`);
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}
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const me = client.credentials.userId;
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if (!me) {
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throw new Error('Failed to get user ID');
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}
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const member = room.getMember(me);
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if (!member || member.membership !== "join") {
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throw new Error(`User ${me} is not in room ${roomId}`);
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}
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return room.currentState.maySendStateEvent('set_widget', me);
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}
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}
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