fix: correct google analytics

1 files changed, 16 insertions, 9 deletions

diff --git a/_includes/extensions/google-analytics.html b/_includes/extensions/google-analytics.html
index e9afb20..a73c860 100644
--- a/_includes/extensions/google-analytics.html
+++ b/_includes/extensions/google-analytics.html
@@ -1,12 +1,19 @@
 <script>
-if(!(window.doNotTrack === "1" || navigator.doNotTrack === "1" || navigator.doNotTrack === "yes" || navigator.msDoNotTrack === "1")) {
-  (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','https://www.google-analytics.com/analytics.js','ga');
+  function initGoogleAnalytics() {
+    var doNotTrack = (window.doNotTrack === "1" || navigator.doNotTrack === "1" ||
+      navigator.doNotTrack === "yes" || navigator.msDoNotTrack === "1");
+    var enableDNT = "{{ site.enableDNT | default: true }}" == "true";
 
-  ga('create', '{{ site.google_analytics }}', 'auto');
-  ga('send', 'pageview');
-}
+    if (!enableDNT || !doNotTrack) {
+      (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','https://www.google-analytics.com/analytics.js','ga');
+
+      ga('create', '{{ site.google_analytics }}', 'auto');
+      ga('send', 'pageview');
+    }
+  }
+  initGoogleAnalytics();
 </script>
-  
+