https://www.sca-aware.org/modules/contrib/google_analytics/js/google_analytics.js?v=8.7.10

1/**
2 * @file
3 * Attaches several event listener to a web page.
4 */
5
6(function ($, Drupal, drupalSettings) {
7
8  /* eslint max-nested-callbacks: ["error", 4] */
9
10  'use strict';
11
12  Drupal.google_analytics = {};
13
14  $(document).ready(function () {
15
16    // Attach mousedown, keyup, touchstart events to document only and catch
17    // clicks on all elements.
18    $(document.body).on('mousedown keyup touchstart', function (event) {
19
20      // Catch the closest surrounding link of a clicked element.
21      $(event.target).closest('a,area').each(function () {
22
23        // Is the clicked URL internal?
24        if (Drupal.google_analytics.isInternal(this.href)) {
25          // Skip 'click' tracking, if custom tracking events are bound.
26          if ($(this).is('.colorbox') && (drupalSettings.google_analytics.trackColorbox)) {
27            // Do nothing here. The custom event will handle all tracking.
28            // console.info('Click on .colorbox item has been detected.');
29          }
30          // Is download tracking activated and the file extension configured
31          // for download tracking?
32          else if (drupalSettings.google_analytics.trackDownload && Drupal.google_analytics.isDownload(this.href)) {
33            // Download link clicked.
34            ga('send', {
35              hitType: 'event',
36              eventCategory: 'Downloads',
37              eventAction: Drupal.google_analytics.getDownloadExtension(this.href).toUpperCase(),
38              eventLabel: Drupal.google_analytics.getPageUrl(this.href),
39              transport: 'beacon'
40            });
41          }
42          else if (Drupal.google_analytics.isInternalSpecial(this.href)) {
43            // Keep the internal URL for Google Analytics website overlay intact.
44            ga('send', {
45              hitType: 'pageview',
46              page: Drupal.google_analytics.getPageUrl(this.href),
47              transport: 'beacon'
48            });
49          }
50        }
51        else {
52          if (drupalSettings.google_analytics.trackMailto && $(this).is("a[href^='mailto:'],area[href^='mailto:']")) {
53            // Mailto link clicked.
54            ga('send', {
55              hitType: 'event',
56              eventCategory: 'Mails',
57              eventAction: 'Click',
58              eventLabel: this.href.substring(7),
59              transport: 'beacon'
60            });
61          }
62          else if (drupalSettings.google_analytics.trackOutbound && this.href.match(/^\w+:\/\//i)) {
63            if (drupalSettings.google_analytics.trackDomainMode !== 2 || (drupalSettings.google_analytics.trackDomainMode === 2 && !Drupal.google_analytics.isCrossDomain(this.hostname, drupalSettings.google_analytics.trackCrossDomains))) {
64              // External link clicked / No top-level cross domain clicked.
65              ga('send', {
66                hitType: 'event',
67                eventCategory: 'Outbound links',
68                eventAction: 'Click',
69                eventLabel: this.href,
70                transport: 'beacon'
71              });
72            }
73          }
74        }
75      });
76    });
77
78    // Track hash changes as unique pageviews, if this option has been enabled.
79    if (drupalSettings.google_analytics.trackUrlFragments) {
80      window.onhashchange = function () {
81        ga('send', {
82          hitType: 'pageview',
83          page: location.pathname + location.search + location.hash
84        });
85      };
86    }
87
88    // Colorbox: This event triggers when the transition has completed and the
89    // newly loaded content has been revealed.
90    if (drupalSettings.google_analytics.trackColorbox) {
91      $(document).on('cbox_complete', function () {
92        var href = $.colorbox.element().attr('href');
93        if (href) {
94          ga('send', {
95            hitType: 'pageview',
96            page: Drupal.google_analytics.getPageUrl(href)
97          });
98        }
99      });
100    }
101
102  });
103
104  /**
105   * Check whether the hostname is part of the cross domains or not.
106   *
107   * @param {string} hostname
108   *   The hostname of the clicked URL.
109   * @param {array} crossDomains
110   *   All cross domain hostnames as JS array.
111   *
112   * @return {boolean} isCrossDomain
113   */
114  Drupal.google_analytics.isCrossDomain = function (hostname, crossDomains) {
115    return $.inArray(hostname, crossDomains) > -1 ? true : false;

116  };
117
118  /**
119   * Check whether this is a download URL or not.
120   *
121   * @param {string} url
122   *   The web url to check.
123   *
124   * @return {boolean} isDownload
125   */
126  Drupal.google_analytics.isDownload = function (url) {
127    var isDownload = new RegExp('\\.(' + drupalSettings.google_analytics.trackDownloadExtensions + ')([\?#].*)?$', 'i');
128    return isDownload.test(url);
129  };
130
131  /**
132   * Check whether this is an absolute internal URL or not.
133   *
134   * @param {string} url
135   *   The web url to check.
136   *
137   * @return {boolean} isInternal
138   */
139  Drupal.google_analytics.isInternal = function (url) {
140    var isInternal = new RegExp('^(https?):\/\/' + window.location.host, 'i');
141    return isInternal.test(url);
142  };
143
144  /**
145   * Check whether this is a special URL or not.
146   *
147   * URL types:
148   *  - gotwo.module /go/* links.
149   *
150   * @param {string} url
151   *   The web url to check.
152   *
153   * @return {boolean} isInternalSpecial
154   */
155  Drupal.google_analytics.isInternalSpecial = function (url) {
156    var isInternalSpecial = new RegExp('(\/go\/.*)$', 'i');
157    return isInternalSpecial.test(url);
158  };
159
160  /**
161   * Extract the relative internal URL from an absolute internal URL.
162   *
163   * Examples:
164   * - https://mydomain.com/node/1 -> /node/1
165   * - https://example.com/foo/bar -> https://example.com/foo/bar
166   *
167   * @param {string} url
168   *   The web url to check.
169   *
170   * @return {string} getPageUrl
171   *   Internal website URL.
172   */
173  Drupal.google_analytics.getPageUrl = function (url) {
174    var extractInternalUrl = new RegExp('^(https?):\/\/' + window.location.host, 'i');
175    return url.replace(extractInternalUrl, '');
176  };
177
178  /**
179   * Extract the download file extension from the URL.
180   *
181   * @param {string} url
182   *   The web url to check.
183   *
184   * @return {string} getDownloadExtension
185   *   The file extension of the passed url. e.g. 'zip', 'txt'
186   */
187  Drupal.google_analytics.getDownloadExtension = function (url) {
188    var extractDownloadextension = new RegExp('\\.(' + drupalSettings.google_analytics.trackDownloadExtensions + ')([\?#].*)?$', 'i');
189    var extension = extractDownloadextension.exec(url);
190    return (extension === null) ? '' : extension[1];
191  };
192
193})(jQuery, Drupal, drupalSettings);