https://www.lancasterbaptist.org/sites/all/modules/contrib/date/date_popup/date_popup.js?titbqh

1/**
2 * @file
3 * Attaches the calendar behavior to all required fields.
4 */
5
6(function ($) {
7  function makeFocusHandler(e) {
8    if (!$(this).hasClass('date-popup-init')) {
9      var datePopup = e.data;
10      // Explicitely filter the methods we accept.
11      switch (datePopup.func) {
12        case 'datepicker':
13          $(this)
14            .datepicker(datePopup.settings)
15            .addClass('date-popup-init')
16            .focus();
17          if (datePopup.settings.syncEndDate) {
18            $('.start-date-wrapper').each(function () {
19              var start_date_wrapper = this;
20              $(this).find('input:eq(0)').change(function () {
21                $(start_date_wrapper).next('.end-date-wrapper').find('input:eq(0)').val($(this).val());
22              });
23            });
24          }
25          break;
26
27        case 'timeEntry':
28          $(this)
29            .timeEntry(datePopup.settings)
30            .addClass('date-popup-init')
31            .focus();
32          break;
33
34        case 'timepicker':
35          // Translate the PHP date format into the style the timepicker uses.
36          datePopup.settings.timeFormat = datePopup.settings.timeFormat
37            // 12-hour, leading zero,
38            .replace('h', 'hh')
39            // 12-hour, no leading zero.
40            .replace('g', 'h')
41            // 24-hour, leading zero.
42            .replace('H', 'HH')
43            // 24-hour, no leading zero.
44            .replace('G', 'H')
45            // AM/PM.
46            .replace('A', 'p')
47            // Minutes with leading zero.
48            .replace('i', 'mm')
49            // Seconds with leading zero.
50            .replace('s', 'ss');
51
52          datePopup.settings.startTime = new Date(datePopup.settings.startTime);
53          $(this)
54            .timepicker(datePopup.settings)
55            .addClass('date-popup-init')
56            .focus();
57          break;
58      }
59    }
60  }
61
62  Drupal.behaviors.date_popup = {
63    attach: function (context) {
64      for (var id in Drupal.settings.datePopup) {
65        $('#' + id).bind('focus', Drupal.settings.datePopup[id], makeFocusHandler);
66      }
67    }
68  };
69
70})(jQuery);