static/analytics.js

// Copyright (c) 2012-2017, Matt Godbolt
//
// All rights reserved.
// 
// Redistribution and use in source and binary forms, with or without 
// modification, are permitted provided that the following conditions are met:
// 
//     * Redistributions of source code must retain the above copyright notice, 
//       this list of conditions and the following disclaimer.
//     * Redistributions in binary form must reproduce the above copyright 
//       notice, this list of conditions and the following disclaimer in the 
//       documentation and/or other materials provided with the distribution.
// 
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
// POSSIBILITY OF SUCH DAMAGE.

define(function (require) {
    "use strict";
    var options = require('options');
    var Raven = require('raven-js');
    var $ = require('jquery');

    if (options.raven) {
        Raven.config(options.raven, {
            release: options.release,
            environment: options.environment.join("/")
        }).install();
    }

    var gaProxy;
    if (options.googleAnalyticsEnabled) {
        (function (i, s, o, g, r, a, m) {
            i.GoogleAnalyticsObject = r;
            i[r] = i[r] || function () {
                    (i[r].q = i[r].q || []).push(arguments);
                };
            i[r].l = 1 * new Date();
            a = s.createElement(o);
            m = s.getElementsByTagName(o)[0];
            a.async = 1;
            a.src = g;
            m.parentNode.insertBefore(a, m);
        })(window, document, 'script', '//www.google-analytics.com/analytics.js', 'ga');
        ga('create', options.googleAnalyticsAccount, 'auto');
        ga('send', 'pageview');
        gaProxy = function () {
            window.ga.apply(window.ga, arguments);
        };
        // fullstory stuff:
        window['_fs_debug'] = false;
        window['_fs_host'] = 'www.fullstory.com';
        window['_fs_org'] = '2F4NV';
        window['_fs_namespace'] = 'FS';
        (function (m, n, e, t, l, o, g, y) {
            if (e in m && m.console && m.console.log) {
                m.console.log('FullStory namespace conflict. Please set window["_fs_namespace"].');
                return;
            }
            g = m[e] = function (a, b) {
                g.q ? g.q.push([a, b]) : g._api(a, b);
            };
            g.q = [];
            o = n.createElement(t);
            o.async = 1;
            o.src = 'https://' + _fs_host + '/s/fs.js';
            y = n.getElementsByTagName(t)[0];
            y.parentNode.insertBefore(o, y);
            g.identify = function (i, v) {
                g(l, {uid: i});
                if (v) g(l, v)
            };
            g.setUserVars = function (v) {
                g(l, v)
            };
            g.identifyAccount = function (i, v) {
                o = 'account';
                v = v || {};
                v.acctId = i;
                g(o, v)
            };
            g.clearUserCookie = function (c, d, i) {
                if (!c || document.cookie.match('fs_uid=[`;`]*`[`;`]*`[`;`]*`')) {
                    d = n.domain;
                    while (1) {
                        n.cookie = 'fs_uid=;domain=' + d +
                            ';path=/;expires=' + new Date(0).toUTCString();
                        i = d.indexOf('.');
                        if (i < 0)break;
                        d = d.slice(i + 1)
                    }
                }
            };
        })(window, document, window['_fs_namespace'], 'script', 'user');
    } else {
        gaProxy = function () {
        };
    }

    function initialise() {
        if (options.embedded) return;
        $(function () {
            function create_script_element(id, url) {
                var el = document.createElement('script');
                el.type = 'text/javascript';
                el.async = true;
                el.id = id;
                el.src = url;
                var s = document.getElementsByTagName('script')[0];
                s.parentNode.insertBefore(el, s);
            }

            if (options.sharingEnabled) {
                create_script_element('gp', 'https://apis.google.com/js/plusone.js');
                create_script_element('twitter-wjs', '//platform.twitter.com/widgets.js');
            }
        });
    }

    return {
        ga: gaProxy,
        initialise: initialise
    };
});