https://nationaltrailraceway.com/core/misc/progress.js?v=8.9.11

1/**
2* DO NOT EDIT THIS FILE.
3* See the following change record for more information,
4* https://www.drupal.org/node/2815083
5* @preserve
6**/
7
8(function ($, Drupal) {
9  Drupal.theme.progressBar = function (id) {
10    return '<div id="' + id + '" class="progress" aria-live="polite">' + '<div class="progress__label">&nbsp;</div>' + '<div class="progress__track"><div class="progress__bar"></div></div>' + '<div class="progress__percentage"></div>' + '<div class="progress__description">&nbsp;</div>' + '</div>';
11  };
12
13  Drupal.ProgressBar = function (id, updateCallback, method, errorCallback) {
14    this.id = id;
15    this.method = method || 'GET';
16    this.updateCallback = updateCallback;
17    this.errorCallback = errorCallback;
18
19    this.element = $(Drupal.theme('progressBar', id));
20  };
21
22  $.extend(Drupal.ProgressBar.prototype, {
23    setProgress: function setProgress(percentage, message, label) {
24      if (percentage >= 0 && percentage <= 100) {
25        $(this.element).find('div.progress__bar').css('width', percentage + '%');
26        $(this.element).find('div.progress__percentage').html(percentage + '%');
27      }
28      $('div.progress__description', this.element).html(message);
29      $('div.progress__label', this.element).html(label);
30      if (this.updateCallback) {
31        this.updateCallback(percentage, message, this);
32      }
33    },
34    startMonitoring: function startMonitoring(uri, delay) {
35      this.delay = delay;
36      this.uri = uri;
37      this.sendPing();
38    },
39    stopMonitoring: function stopMonitoring() {
40      clearTimeout(this.timer);
41
42      this.uri = null;
43    },
44    sendPing: function sendPing() {
45      if (this.timer) {
46        clearTimeout(this.timer);
47      }
48      if (this.uri) {
49        var pb = this;
50
51        var uri = this.uri;
52        if (uri.indexOf('?') === -1) {
53          uri += '?';
54        } else {
55          uri += '&';
56        }
57        uri += '_format=json';
58        $.ajax({
59          type: this.method,
60          url: uri,
61          data: '',
62          dataType: 'json',
63          success: function success(progress) {
64            if (progress.status === 0) {
65              pb.displayError(progress.data);
66              return;
67            }
68
69            pb.setProgress(progress.percentage, progress.message, progress.label);
70
71            pb.timer = setTimeout(function () {
72              pb.sendPing();
73            }, pb.delay);
74          },
75          error: function error(xmlhttp) {
76            var e = new Drupal.AjaxError(xmlhttp, pb.uri);
77            pb.displayError('<pre>' + e.message + '</pre>');
78          }
79        });
80      }
81    },
82    displayError: function displayError(string) {
83      var error = $('<div class="messages messages--error"></div>').html(string);
84      $(this.element).before(error).hide();
85
86      if (this.errorCallback) {
87        this.errorCallback(this);
88      }
89    }
90  });
91})(jQuery, Drupal);