openmct/platform/forms/src/controllers/FormController.js
Victor Woeltjen ac5ac8d34e [Build] Remove boilerplate from scripts
No longer necessary after JSHint configuration.
2016-03-04 10:46:38 -08:00

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