horizon/horizon/static/auth/login/login-finder.directive.js

102 lines
3.3 KiB
JavaScript

/**
* Copyright 2015 IBM Corp.
*
* 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.
*/
(function() {
'use strict';
angular
.module('horizon.auth.login')
/**
* @ngdoc hzLoginFinder
* @description
* A directive to show or hide inputs and help text
* based on which authentication method the user selected.
* Since HTML is generated server-side via Django form,
* this directive is the hook to make it more dynamic.
* Only visible if websso is enabled.
*/
.directive('hzLoginFinder', hzLoginFinder);
hzLoginFinder.$inject = ['$timeout'];
function hzLoginFinder($timeout) {
return {
restrict: 'A',
controller: 'hzLoginController',
link: function(scope, element, attrs, ctrl) {
/**
* Test code does not have access to document,
* so we are restricted to search through the element
*/
var authType = element.find('#id_auth_type');
var userInput = element.find("#id_username").parents('.form-group');
var passwordInput = element.find("#id_password").parents('.form-group');
var domainInput = element.find('#id_domain').parents('form-group');
var regionInput = element.find('#id_region').parents('form-group');
/**
* `helpText` exists outside of element,
* so we have to traverse one node up
*/
var helpText = element.parent().find('.help_text');
helpText.hide();
// Update the visuals when user selects item from dropdown
function onChange() {
$timeout(function() {
/**
* If auth_type is 'credential', show the username and password fields,
* and domain and region if applicable
*/
ctrl.auth_type = authType.val();
switch (ctrl.auth_type) {
case 'credentials':
userInput.show();
passwordInput.show();
domainInput.show();
regionInput.show();
break;
default:
userInput.hide();
passwordInput.hide();
domainInput.hide();
regionInput.hide();
}
}); // end of timeout
} // end of onChange
// If authType field exists then websso was enabled
if (authType.length > 0) {
/**
* Programmatically insert help text after dropdown.
* This is the only way to do it since template is generated server side,
* via form_fields
*/
authType.after(helpText);
helpText.show();
// Trigger the onChange on first load so that initial choice is auto-selected
onChange();
authType.change(onChange);
}
} // end of link
}; // end of return
} // end of directive
})();