Webform module and config export

web/modules/contrib/webform/js/webform.form.unsaved.js

@@ -0,0 +1,75 @@
+/**
+ * @file
+ * Javascript behaviors for unsaved webforms.
+ */
+
+(function ($, Drupal) {
+
+  'use strict';
+
+  var unsaved = false;
+
+  /**
+   * Unsaved changes.
+   *
+   * @type {Drupal~behavior}
+   *
+   * @prop {Drupal~behaviorAttach} attach
+   *   Attaches the behavior for unsaved changes.
+   */
+  Drupal.behaviors.webformUnsaved = {
+    attach: function (context) {
+      // Look for the 'data-webform-unsaved' attribute which indicates that the
+      // multi-step webform has unsaved data.
+      // @see \Drupal\webform\WebformSubmissionForm::buildForm
+      if ($('.js-webform-unsaved[data-webform-unsaved]').length) {
+        unsaved = true;
+      }
+      else {
+        $('.js-webform-unsaved :input:not(input[type=\'submit\'])', context).once('webform-unsaved').on('change keypress', function () {
+          unsaved = true;
+        });
+      }
+
+      $('.js-webform-unsaved button, .js-webform-unsaved input[type=\'submit\']', context).once('webform-unsaved').on('click', function () {
+        unsaved = false;
+      });
+    }
+  };
+
+  $(window).on('beforeunload', function () {
+    if (unsaved) {
+      return true;
+    }
+  });
+
+  /*!
+   * An experimental shim to partially emulate onBeforeUnload on iOS.
+   * Part of https://github.com/codedance/jquery.AreYouSure/
+   *
+   * Copyright (c) 2012-2014, Chris Dance and PaperCut Software http://www.papercut.com/
+   * Dual licensed under the MIT or GPL Version 2 licenses.
+   * http://jquery.org/license
+   *
+   * Author:  chris.dance@papercut.com
+   * Date:    19th May 2014
+   */
+  $(function () {
+    if (!navigator.userAgent.toLowerCase().match(/iphone|ipad|ipod|opera/)) {
+      return;
+    }
+    $('a').bind('click', function (evt) {
+      var href = $(evt.target).closest('a').attr('href');
+      if (href !== undefined && !(href.match(/^#/) || href.trim() == '')) {
+        if ($(window).triggerHandler('beforeunload')) {
+          if (!confirm(Drupal.t('Changes you made may not be saved.') + '\n\n' + Drupal.t('Press OK to leave this page or Cancel to stay.'))) {
+            return false;
+          }
+        }
+        window.location.href = href;
+        return false;
+      }
+    });
+  });
+
+})(jQuery, Drupal);