openmct/platform/commonUI/edit/src/policies/EditableLinkPolicy.js
Victor Woeltjen 31d8c9a48f [Timeline] Allow linking during edit
...in cases where it is safe to do so (specifically, when the
linked-to object has already been persisted.)
2016-03-22 12:04:50 -07:00

53 lines
2.0 KiB
JavaScript

/*****************************************************************************
* Open MCT Web, Copyright (c) 2014-2015, United States Government
* as represented by the Administrator of the National Aeronautics and Space
* Administration. All rights reserved.
*
* Open MCT Web 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 Web 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
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*****************************************************************************/
/*global define*/
define([], function () {
"use strict";
/**
* Policy suppressing links when the linked-to domain object is in
* edit mode. Domain objects being edited may not have been persisted,
* so creating links to these can result in inconsistent state.
*
* @memberof platform/commonUI/edit
* @constructor
* @implements {Policy.<View, DomainObject>}
*/
function EditableLinkPolicy() {
}
EditableLinkPolicy.prototype.allow = function (action, context) {
var key = action.getMetadata().key;
if (key === 'link') {
return !((context.selectedObject || context.domainObject)
.hasCapability('editor'));
}
// Like all policies, allow by default.
return true;
};
return EditableLinkPolicy;
});