https://aquawater.com/modules/contrib/webform/js/webform.element.managed_file.js?tlvi27

1/**
2 * @file
3 * JavaScript behaviors for managed file uploads.
4 */
5
6(function ($, Drupal, once) {
7  /**
8   * Track file uploads and display confirm dialog when an file upload is in progress.
9   *
10   * @type {Drupal~behavior}
11   */
12  Drupal.behaviors.webformManagedFileAutoUpload = {
13    attach: function attach(context) {
14      // Add submit handler to file upload form.
15      $(once('webform-auto-file-upload', 'form', context))
16        .on('submit', function (event) {
17          var $form = $(this);
18          if ($form.data('webform-auto-file-uploads') > 0 && Drupal.webformManagedFileBlockSubmit($form)) {
19            event.preventDefault();
20            return false;
21          }
22          return true;
23        });
24
25      // Add submit handler to form.beforeSend.
26      // Update Drupal.Ajax.prototype.beforeSend only once.
27      if (typeof Drupal.Ajax !== 'undefined' && typeof Drupal.Ajax.prototype.beforeSubmitWebformManagedFileAutoUploadOriginal === 'undefined') {
28        Drupal.Ajax.prototype.beforeSubmitWebformManagedFileAutoUploadOriginal = Drupal.Ajax.prototype.beforeSubmit;
29        Drupal.Ajax.prototype.beforeSubmit = function (form_values, element_settings, options) {
30          var $form = this.$form;
31          var $element = $(this.element);
32
33          // Determine if the triggering element is within .form-actions.
34          var isFormActions = $element
35            .closest('.form-actions').length;
36
37          // Determine if the triggering element is within a multiple element.
38          var isMultipleUpload = $element
39            .parents('.js-form-type-webform-multiple, .js-form-type-webform-custom-composite')
40            .find('.js-form-managed-file').length;
41
42          // Determine if the triggering element is not within a
43          // managed file element.
44          var isManagedUploadButton = $element.parents('.js-form-managed-file').length;
45
46          // Only trigger block submit for .form-actions and multiple element
47          // with file upload.
48          if ($form.data('webform-auto-file-uploads') > 0 &&
49            (isFormActions || (isMultipleUpload && !isManagedUploadButton)) &&
50            Drupal.webformManagedFileBlockSubmit($form)) {
51            this.ajaxing = false;
52            return false;
53          }
54          return this.beforeSubmitWebformManagedFileAutoUploadOriginal.apply(this, arguments);
55        };
56      }
57
58      $(once('webform-auto-file-upload', 'input[type="file"]', context)).on('change', function () {
59        // Track file upload.
60        $(this).data('webform-auto-file-upload', true);
61
62        // Increment form file uploads.
63        var $form = $(this.form);
64        var fileUploads = ($form.data('webform-auto-file-uploads') || 0);
65        $form.data('webform-auto-file-uploads', fileUploads + 1);
66      });
67    },
68    detach: function detach(context, settings, trigger) {
69      if (trigger === 'unload') {
70        const removedElements = once.remove('webform-auto-file-upload', 'input[type="file"]', context);
71        $(removedElements).each(function () {
72          if ($(this).data('webform-auto-file-upload')) {
73            // Remove file upload tracking.
74            $(this).removeData('webform-auto-file-upload');
75
76            // Decrease form file uploads.
77            var $form = $(this.form);
78            var fileUploads = ($form.data('webform-auto-file-uploads') || 0);
79            $form.data('webform-auto-file-uploads', fileUploads - 1);
80          }
81        });
82      }
83    }
84  };
85
86  /**
87   * Block form submit.
88   *
89   * @param {jQuery} form
90   *   A form.
91   *
92   * @return {boolean}
93   *   TRUE if form submit should be blocked.
94   */
95  Drupal.webformManagedFileBlockSubmit = function (form) {
96    if ($(form).data('webform-auto-file-uploads') < 0) {
97      return false;
98    }
99
100    var message = Drupal.t('File upload in progress. Uploaded file may be lost.') +
101      '\n' +
102      Drupal.t('Click OK to submit the form without finishing the file upload or cancel to return to form.');
103    var result = !window.confirm(message);
104
105    // If submit once behavior is available, make sure to clear it if the form
106    // can be submitted.
107    if (result && Drupal.behaviors.webformSubmitOnce) {
108      setTimeout(function () {Drupal.behaviors.webformSubmitOnce.clear();});
109    }
110
111    return result;
112  }
113
114})(jQuery, Drupal, once);