Create analytics_google4.html5

src/Resources/contao/templates/analytics_google4.html5

@@ -0,0 +1,33 @@
+<?php
+
+/**
+ * To use this script, please fill in your Google Analytics ID below
+ */
+$GoogleAnalyticsId = 'UA-XXXXX-X';
+
+/**
+ * DO NOT EDIT ANYTHING BELOW THIS LINE UNLESS YOU KNOW WHAT YOU ARE DOING!
+ * if ($GoogleAnalyticsId != 'UA-XXXXX-X' && !BE_USER_LOGGED_IN && sha1(session_id() . (!Config::get('disableIpCheck') ? Environment::get('ip') : '') . 'BE_USER_AUTH') != Input::cookie('BE_USER_AUTH')):
+ */
+if ('XXXXX' != $GoogleAnalyticsId && !$this->hasAuthenticatedBackendUser()): ?>
+    <script>
+        document.addEventListener('DOMContentLoaded', function() {
+            if (localStorage.getItem('contaoPrivacy.enabledAnalytics')) {
+                // Create the GA4 script element
+                var ga4Script = document.createElement('script');
+                ga4Script.async = true;
+                ga4Script.src = 'https://www.googletagmanager.com/gtag/js?id=<?= $GoogleAnalyticsId ?>';
+                // Append the GA4 script to the placeholder element
+                document.body.appendChild(ga4Script);
+
+                // Insert the GA4 initialization code
+                window.dataLayer = window.dataLayer || [];
+                function gtag() {
+                  dataLayer.push(arguments);
+                }
+                gtag('js', new Date());
+                gtag('config', '<?= $GoogleAnalyticsId ?>', {'anonymize_ip': true});
+            }
+        });
+    </script>
+<?php endif; ?>