Merge pull request #157 from os2loop/hotfix/add-cookieinformation

OS2WEB-189: Added cookieconsent functionality with cookieinformation.com

Author: martinyde

modules/itk_cookieinformation/itk_cookieinformation.info

@@ -0,0 +1,4 @@
+name = ITK Cookie information
+description = Adds javascript for cookieinformation.com
+core = 7.x
+package = ITK Aarhus

modules/itk_cookieinformation/itk_cookieinformation.module

@@ -0,0 +1,44 @@
+<?php
+
+/**
+ * Implements hook_init().
+ */
+function itk_cookieinformation_init() {
+  drupal_add_js('https://policy.app.cookieinformation.com/uc.js', array(
+    'type' => 'external',
+    'group' => JS_LIBRARY - 1000,
+    'every_page' => TRUE,
+    'scope' => 'header',
+    'weight' => -10000,
+  ));
+}
+
+/**
+ * Implements hook_preprocess_html_tag().
+ */
+function itk_cookieinformation_preprocess_html_tag(&$vars) {
+  // Change html tags to apply cookie information.
+  if ($vars['element']['#tag'] == 'script') {
+    // Add attributes to cookieinformation tag.
+    if (strpos($vars['element']['#attributes']['src'], 'policy.app.cookieinformation.com/uc.js')) {
+      $vars['element']['#attributes']['id'] = 'CookieConsent';
+      $vars['element']['#attributes']['data-culture'] = 'DA';
+    }
+
+    // Add consent check to google analytics.
+    if(strpos($vars['element']['#attributes']['src'], 'google_analytics/googleanalytics.js')) {
+      $src = $vars['element']['#attributes']['src'];
+      $vars['element']['#attributes']['data-consent-src'] = $src;
+      $vars['element']['#attributes']['src'] = '';
+      $vars['element']['#attributes']['data-category-consent'] = 'cookie_cat_marketing';
+    }
+
+    // Add consent check to google analytics inline script.
+    if(strpos($vars['element']['#value'], 'GoogleAnalyticsObject')) {
+      $value = $vars['element']['#value'];
+      $vars['element']['#value'] = "window.addEventListener('CookieInformationConsentGiven', function (event) { 
+if (CookieInformation.getConsentGivenFor('cookie_cat_marketing')) {" . $value . "} 
+}, false);";
+    }
+  }
+}

modules/itk_siteimprove/itk_siteimprove.module

@@ -71,6 +71,17 @@ function itk_siteimprove_form(array $form, array &$form_state) {
     '#required' => FALSE,
     '#default_value' => variable_get('itk_siteimprove_excludes', 'admin/*'),
   ];
+  $form['cookieinformation'] = [
+    '#type' => 'details',
+    '#title' => t('Cookieinformation.com'),
+    '#group' => 'tabs',
+  ];
+  $form['cookieinformation']['itk_use_cookieinformation'] = [
+    '#type' => 'checkbox',
+    '#title' => t('Check this if the site uses cookieinformation.com'),
+    '#required' => FALSE,
+    '#default_value' => variable_get('itk_use_cookieinformation', FALSE),
+  ];
 
   return system_settings_form($form);
 }
@@ -82,6 +93,7 @@ function itk_siteimprove_form(array $form, array &$form_state) {
  */
 function itk_siteimprove_preprocess_page(&$variables) {
   $key = variable_get('itk_siteimprove_key', '');
+  $use_cookie_information = variable_get('itk_use_cookieinformation', '');
 
   // Ignore if key is not set.
   if (!$key) {
@@ -108,6 +120,7 @@ function itk_siteimprove_preprocess_page(&$variables) {
     drupal_add_js(array(
       'itk_siteimprove' => array(
         'key' => $key,
+        'useCookieinformation' => boolval($use_cookie_information)
       ),
     ), 'setting');
   }

modules/itk_siteimprove/js/itk-siteimprove.js

@@ -6,20 +6,35 @@
 (function ($, Drupal) {
   'use strict';
 
-  Drupal.behaviors.itkSiteimprove = {
+  Drupal.behaviors.cookieMessageBehavior = {
     attach: function (context, settings) {
-      var key = settings.itk_siteimprove.key;
-
+      let key = settings.itk_siteimprove.key;
+      let useCookieInformation = settings.itk_siteimprove.useCookieinformation;
       if (key) {
-        (function () {
-          var sz = document.createElement('script');
-          sz.type = 'text/javascript';
-          sz.async = true;
-          sz.src = '//ssl.siteimprove.com/js/siteanalyze_' + key + '.js';
-          var s = document.getElementsByTagName('script')[0];
-          s.parentNode.insertBefore(sz, s);
-        })();
+        if (useCookieInformation) {
+          window.addEventListener('CookieInformationConsentGiven', function (event) {
+            if (CookieInformation.getConsentGivenFor('cookie_cat_statistic')) {
+              insertSiteImprove(key);
+            }
+          }, false);
+        }
+        else {
+          insertSiteImprove(key);
+        }
+
       }
     }
   };
-})(jQuery, Drupal);
+})(jQuery, Drupal);
+
+
+function insertSiteImprove(key) {
+  (function () {
+    var sz = document.createElement('script');
+    sz.type = 'text/javascript';
+    sz.async = true;
+    sz.src = '//ssl.siteimprove.com/js/siteanalyze_' + key + '.js';
+    var s = document.getElementsByTagName('script')[0];
+    s.parentNode.insertBefore(sz, s);
+  })();
+}