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78 lines
2.8 KiB
JavaScript
78 lines
2.8 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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define(
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[],
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function () {
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// Default ng-pattern; any non whitespace
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var NON_WHITESPACE = /\S/;
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/**
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* Controller for mct-form and mct-toolbar directives.
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* @memberof platform/forms
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* @constructor
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*/
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function FormController($scope) {
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var regexps = [];
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// ng-pattern seems to want a RegExp, and not a
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// string (despite what documentation says) but
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// we want form structure to be JSON-expressible,
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// so we make RegExp's from strings as-needed
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function getRegExp(pattern) {
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// If undefined, don't apply a pattern
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if (!pattern) {
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return NON_WHITESPACE;
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}
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// Just echo if it's already a regexp
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if (pattern instanceof RegExp) {
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return pattern;
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}
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// Otherwise, assume a string
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// Cache for easy lookup later (so we don't
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// creat a new RegExp every digest cycle)
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if (!regexps[pattern]) {
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regexps[pattern] = new RegExp(pattern);
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}
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return regexps[pattern];
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}
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// Publish the form state under the requested
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// name in the parent scope
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$scope.$watch("mctForm", function (mctForm) {
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if ($scope.name) {
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$scope.$parent[$scope.name] = mctForm;
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}
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});
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// Expose the regexp lookup
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$scope.getRegExp = getRegExp;
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}
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return FormController;
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}
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);
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