https://cdn.relpax.com/-/media/Base-Themes/Components-Theme/Script…?rev=42aefcaa2f3d435684d6b2daee2459e5

1/**
2 * Component facebook
3 * @module Facebook
4 * @param  {jQuery} $ Instance of jQuery
5 * @param  {Document} document Instance of Document
6 * @return {Object} List of Facebook methods
7 */
8XA.component.facebook = (function($, document) {
9    /**
10     * This object stores all public api methods
11     * @type {Object.<Methods>}
12     * @memberOf module:Facebook
13     */
14    var api = {};
15    /**
16     * initInstance method sets up facebook properties and
17     * adds facebook script
18     * @memberOf module:Facebook
19     * @method
20     * @alias module:Facebook.initInstance
21     */
22    api.initInstance = function() {
23        (function(d, s, id) {
24            var js,
25                script = d.getElementsByTagName(s)[0];
26            if (d.getElementById(id)) {
27                return;
28            }
29            js = d.createElement(s);
30            js.id = id;
31            js.src = "//connect.facebook.net/en_US/sdk.js#xfbml=1&version=v2.7";
32            script.insertBefore(js, script.firstChild);
33        })(document, "script", "facebook-jssdk");
34    };
35    /**
36     * init method calls in a loop for each
37     * facebook component on a page and runs Facebook's
38     * [".initInstance"]{@link module:Facebook.initInstance}  method.
39     * @memberOf module:Facebook
40     * @alias module:Facebook.init
41     */
42    api.init = function() {
43        var facebook = $(".fb-comments:not(.initialized)");
44
45        facebook.each(function() {
46            api.initInstance();
47            $(this).addClass("initialized");
48        });
49    };
50
51    return api;
52})(jQuery, document);
53
54XA.register("facebook", XA.component.facebook);