42 lines
1.5 KiB
JavaScript
42 lines
1.5 KiB
JavaScript
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/**
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* @file
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* JavaScript behaviors for webform wizard.
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*/
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(function ($, Drupal) {
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'use strict';
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/**
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* Tracks the wizard's current page in the URL.
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*
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* @type {Drupal~behavior}
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*
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* @prop {Drupal~behaviorAttach} attach
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* Tracks the wizard's current page in the URL.
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*/
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Drupal.behaviors.webformWizardTrackPage = {
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attach: function (context) {
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// Make sure on page load or Ajax refresh the location ?page is correct
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// since conditional logic can skip pages.
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// Note: window.history is only supported by IE 10+ and all other browsers.
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if (window.history && history.replaceState) {
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$('form[data-webform-wizard-current-page]', context).once('webform-wizard-current-page').each(function () {
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var page = $(this).attr('data-webform-wizard-current-page');
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history.replaceState(null, null, window.location.toString().replace(/\?.+$/, '') + '?page=' + page);
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});
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}
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// When paging next and back update the URL so that Drupal knows what
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// the expected page name or index is going to be.
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// NOTE: If conditional wizard page logic is configured the
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// expected page name or index may not be accurate.
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$(':button[data-webform-wizard-page], :submit[data-webform-wizard-page]', context).once('webform-wizard-page').on('click', function () {
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var page = $(this).attr('data-webform-wizard-page');
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this.form.action = this.form.action.replace(/\?.+$/, '') + '?page=' + page;
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});
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}
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};
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})(jQuery, Drupal);
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