element-web/src/customisations/WidgetPermissions.ts
2020-11-23 12:06:05 -07:00

48 lines
2.2 KiB
TypeScript

/*
* Copyright 2020 The Matrix.org Foundation C.I.C.
*
* 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.
*/
// Populate this class with the details of your customisations when copying it.
import { Capability, Widget } from "matrix-widget-api";
/**
* Approves the widget for capabilities that it requested, if any can be
* approved. Typically this will be used to give certain widgets capabilities
* without having to prompt the user to approve them. This cannot reject
* capabilities that Element will be automatically granting, such as the
* ability for Jitsi widgets to stay on screen - those will be approved
* regardless.
* @param {Widget} widget The widget to approve capabilities for.
* @param {Set<Capability>} requestedCapabilities The capabilities the widget requested.
* @returns {Set<Capability>} Resolves to the capabilities that are approved for use
* by the widget. If none are approved, this should return an empty Set.
*/
async function preapproveCapabilities(
widget: Widget,
requestedCapabilities: Set<Capability>,
): Promise<Set<Capability>> {
return new Set(); // no additional capabilities approved
}
// This interface summarises all available customisation points and also marks
// them all as optional. This allows customisers to only define and export the
// customisations they need while still maintaining type safety.
export interface IWidgetPermissionCustomisations {
preapproveCapabilities?: typeof preapproveCapabilities;
}
// A real customisation module will define and export one or more of the
// customisation points that make up the interface above.
export const WidgetPermissionCustomisations: IWidgetPermissionCustomisations = {};