https://abilitynet.org.uk/sites/abilitynet.org.uk/modules/contrib/colorbox/js/colorbox.js?tlp6ul

1/**
2 * @file
3 * Colorbox module init js.
4 */
5
6(function ($) {
7
8Drupal.behaviors.initColorbox = {
9  attach: function (context, settings) {
10    if (!$.isFunction($('a, area, input', context).colorbox) || typeof settings.colorbox === 'undefined') {
11      return;
12    }
13
14    if (settings.colorbox.mobiledetect && window.matchMedia) {
15      // Disable Colorbox for small screens.
16      var mq = window.matchMedia("(max-device-width: " + settings.colorbox.mobiledevicewidth + ")");
17      if (mq.matches) {
18        return;
19      }
20    }
21
22    // Use "data-colorbox-gallery" if set otherwise use "rel".
23    settings.colorbox.rel = function () {
24      if ($(this).data('colorbox-gallery')) {
25        return $(this).data('colorbox-gallery');
26      }
27      else {
28        return $(this).attr('rel');
29      }
30    };
31
32    $('.colorbox', context)
33      .once('init-colorbox').each(function(){
34        // Only images are supported for the "colorbox" class.
35        // The "photo" setting forces the href attribute to be treated as an image.
36        var extendParams = {
37          photo: true
38        };
39        // If a title attribute is supplied, sanitize it.
40        var title = $(this).attr('title');
41        if (title) {
42          extendParams.title = Drupal.checkPlain(title);
43        }
44        $(this).colorbox($.extend({}, settings.colorbox, extendParams));
45      });
46
47    $(context).bind('cbox_complete', function () {
48      Drupal.attachBehaviors('#cboxLoadedContent');
49    });
50  }
51};
52
53})(jQuery);