https://www.observatoriodalingua.gal/sites/w_obslin/themes/bootstrap/js/misc/ajax.js?tks1vr

1(function ($) {
2
3/**
4 * Override Drupal's AJAX prototype beforeSend function so it can append the
5 * throbber inside the pager links.
6 */
7Drupal.ajax.prototype.beforeSend = function (xmlhttprequest, options) {
8  // For forms without file inputs, the jQuery Form plugin serializes the form
9  // values, and then calls jQuery's $.ajax() function, which invokes this
10  // handler. In this circumstance, options.extraData is never used. For forms
11  // with file inputs, the jQuery Form plugin uses the browser's normal form
12  // submission mechanism, but captures the response in a hidden IFRAME. In this
13  // circumstance, it calls this handler first, and then appends hidden fields
14  // to the form to submit the values in options.extraData. There is no simple
15  // way to know which submission mechanism will be used, so we add to extraData
16  // regardless, and allow it to be ignored in the former case.
17  if (this.form) {
18    options.extraData = options.extraData || {};
19
20    // Let the server know when the IFRAME submission mechanism is used. The
21    // server can use this information to wrap the JSON response in a TEXTAREA,
22    // as per http://jquery.malsup.com/form/#file-upload.
23    options.extraData.ajax_iframe_upload = '1';
24
25    // The triggering element is about to be disabled (see below), but if it
26    // contains a value (e.g., a checkbox, textfield, select, etc.), ensure that
27    // value is included in the submission. As per above, submissions that use
28    // $.ajax() are already serialized prior to the element being disabled, so
29    // this is only needed for IFRAME submissions.
30    var v = $.fieldValue(this.element);
31    if (v !== null) {
32      options.extraData[this.element.name] = v;
33    }
34  }
35
36  var $element = $(this.element);
37
38  // Disable the element that received the change to prevent user interface
39  // interaction while the Ajax request is in progress. ajax.ajaxing prevents
40  // the element from triggering a new request, but does not prevent the user
41  // from changing its value.
42  $element.addClass('progress-disabled').attr('disabled', true);
43
44  // Insert progressbar or throbber.
45  if (this.progress.type == 'bar') {
46    var progressBar = new Drupal.progressBar('ajax-progress-' + this.element.id, eval(this.progress.update_callback), this.progress.method, eval(this.progress.error_callback));
47    if (this.progress.message) {
48      progressBar.setProgress(-1, this.progress.message);
49    }
50    if (this.progress.url) {
51      progressBar.startMonitoring(this.progress.url, this.progress.interval || 500);
52    }
53    this.progress.element = $(progressBar.element).addClass('ajax-progress ajax-progress-bar');
54    this.progress.object = progressBar;
55    $element.closest('.file-widget,.form-item').after(this.progress.element);
56  }
57  else if (this.progress.type == 'throbber') {
58    this.progress.element = $('<div class="ajax-progress ajax-progress-throbber"><i class="glyphicon glyphicon-refresh glyphicon-spin"></i></div>');
59    if (this.progress.message) {
60      $('.throbber', this.progress.element).after('<div class="message">' + this.progress.message + '</div>');
61    }
62
63    // If element is an input type, append after.
64    if ($element.is('input')) {
65      $element.after(this.progress.element);
66    }
67    else if ($element.is('select')) {
68      var $inputGroup = $element.closest('.form-item').find('.input-group-addon, .input-group-btn');
69      if (!$inputGroup.length) {
70        $element.wrap('<div class="input-group">');
71        $inputGroup = $('<span class="input-group-addon">');
72        $element.after($inputGroup);
73      }
74      $inputGroup.append(this.progress.element);
75    }
76    // Otherwise append the throbber inside the element.
77    else {
78      $element.append(this.progress.element);
79    }
80  }
81};
82
83})(jQuery);