diff --git a/platform/entanglement/src/policies/CopyPolicy.js b/platform/entanglement/src/policies/CopyPolicy.js new file mode 100644 index 0000000000..09fe424540 --- /dev/null +++ b/platform/entanglement/src/policies/CopyPolicy.js @@ -0,0 +1,57 @@ +/***************************************************************************** + * 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 + * at runtime from the About dialog for additional information. + *****************************************************************************/ + +/*global define */ +define([], function () { + 'use strict'; + + /** + * Disallow duplication when the object to be duplicated is not + * creatable. + * @constructor + * @implements {Policy} + * @memberof platform/entanglement + */ + function CopyPolicy() { + } + + function allowCreation(domainObject) { + var type = domainObject && domainObject.getCapability('type'); + return !!(type && type.hasFeature('creation')); + } + + function selectedObject(context) { + return context.selectedObject || context.domainObject; + } + + CopyPolicy.prototype.allow = function (action, context) { + var key = action.getMetadata().key; + + if (key === 'copy') { + return allowCreation(selectedObject(context)); + } + + return true; + }; + + return CopyPolicy; +}); diff --git a/platform/entanglement/src/policies/MovePolicy.js b/platform/entanglement/src/policies/MovePolicy.js new file mode 100644 index 0000000000..064b6b7192 --- /dev/null +++ b/platform/entanglement/src/policies/MovePolicy.js @@ -0,0 +1,63 @@ +/***************************************************************************** + * 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 + * at runtime from the About dialog for additional information. + *****************************************************************************/ + +/*global define */ +define([], function () { + 'use strict'; + + /** + * Disallow moves when either the parent or the child are not + * modifiable by users. + * @constructor + * @implements {Policy} + * @memberof platform/entanglement + */ + function MovePolicy() { + } + + function parentOf(domainObject) { + var context = domainObject.getCapability('context'); + return context && context.getParent(); + } + + function allowMutation(domainObject) { + var type = domainObject && domainObject.getCapability('type'); + return !!(type && type.hasFeature('creation')); + } + + function selectedObject(context) { + return context.selectedObject || context.domainObject; + } + + MovePolicy.prototype.allow = function (action, context) { + var key = action.getMetadata().key; + + if (key === 'move') { + return allowMutation(selectedObject(context)) && + allowMutation(parentOf(selectedObject(context))); + } + + return true; + }; + + return MovePolicy; +});