Files
openmct/platform/policy/src/PolicyActionDecorator.js
2018-05-14 15:46:17 -07:00

56 lines
2.2 KiB
JavaScript

/*****************************************************************************
* Open MCT, Copyright (c) 2014-2018, United States Government
* as represented by the Administrator of the National Aeronautics and Space
* Administration. All rights reserved.
*
* Open MCT is 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.
*
* Open MCT includes source code licensed under additional open source
* licenses. See the Open Source Licenses file (LICENSES.md) included with
* this source code distribution or the Licensing information page available
* at runtime from the About dialog for additional information.
*****************************************************************************/
define(
[],
function () {
/**
* Filters out actions based on policy.
* @param {PolicyService} policyService the service which provides
* policy decisions
* @param {ActionService} actionService the service to decorate
* @constructor
* @memberof platform/policy
* @implements {ActionService}
*/
function PolicyActionDecorator(policyService, actionService) {
this.policyService = policyService;
this.actionService = actionService;
}
PolicyActionDecorator.prototype.getActions = function (context) {
var policyService = this.policyService;
// Check if an action is allowed by policy.
function allow(action) {
return policyService.allow('action', action, context);
}
// Look up actions, filter out the disallowed ones.
return this.actionService.getActions(context).filter(allow);
};
return PolicyActionDecorator;
}
);