62 lines
2.5 KiB
JavaScript
62 lines
2.5 KiB
JavaScript
/*****************************************************************************
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* Open MCT Web, Copyright (c) 2014-2015, United States Government
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* as represented by the Administrator of the National Aeronautics and Space
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* Administration. All rights reserved.
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*
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* Open MCT Web is licensed under the Apache License, Version 2.0 (the
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* "License"); 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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*
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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, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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* Open MCT Web includes source code licensed under additional open source
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* licenses. See the Open Source Licenses file (LICENSES.md) included with
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* this source code distribution or the Licensing information page available
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* at runtime from the About dialog for additional information.
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*****************************************************************************/
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/*global define*/
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define(
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[],
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function () {
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"use strict";
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/**
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* Filters out views based on policy.
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* @param {PolicyService} policyService the service which provides
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* policy decisions
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* @param {ViewService} viewService the service to decorate
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* @constructor
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* @memberof platform/policy
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*/
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function PolicyActionDecorator(policyService, viewService) {
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return {
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/**
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* Get views which are applicable to this domain object.
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* These will be filtered to remove any views which
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* are deemed inapplicable by policy.
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* @param {DomainObject} the domain object to view
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* @returns {View[]} applicable views
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* @memberof platform/policy.PolicyViewDecorator#
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*/
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getViews: function (domainObject) {
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// Check if an action is allowed by policy.
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function allow(view) {
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return policyService.allow('view', view, domainObject);
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}
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// Look up actions, filter out the disallowed ones.
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return viewService.getViews(domainObject).filter(allow);
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}
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};
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}
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return PolicyActionDecorator;
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}
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);
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