From 13b2969bb853ca8399f1b1b06317a2bfb02c2919 Mon Sep 17 00:00:00 2001
From: Bruno Coelho <4brunu@users.noreply.github.com>
Date: Thu, 3 May 2018 19:27:03 +0100
Subject: [PATCH] Add option to anonymize analytics ip address (#1636)

* Add option to anonymize analytics ip address

* Add option to anonymize analytics ip address in google tag
---
 _config.yml                                         | 1 +
 _includes/analytics-providers/google-gtag.html      | 2 +-
 _includes/analytics-providers/google-universal.html | 1 +
 _includes/analytics-providers/google.html           | 3 +++
 4 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/_config.yml b/_config.yml
index 104b2182..2afe7c0e 100644
--- a/_config.yml
+++ b/_config.yml
@@ -93,6 +93,7 @@ analytics:
   provider               : false # false (default), "google", "google-universal", "custom"
   google:
     tracking_id          :
+    anonymize_ip         : # true, false (default)
 
 
 # Site Author
diff --git a/_includes/analytics-providers/google-gtag.html b/_includes/analytics-providers/google-gtag.html
index 31f2a696..16d0cf17 100644
--- a/_includes/analytics-providers/google-gtag.html
+++ b/_includes/analytics-providers/google-gtag.html
@@ -5,5 +5,5 @@
   function gtag(){dataLayer.push(arguments);}
   gtag('js', new Date());
 
-  gtag('config', '{{ site.analytics.google.tracking_id }}');
+  gtag('config', '{{ site.analytics.google.tracking_id }}', { 'anonymize_ip': {{ site.analytics.google.anonymize_ip | default: false }}});
 </script>
diff --git a/_includes/analytics-providers/google-universal.html b/_includes/analytics-providers/google-universal.html
index 10d65b2e..58d3e515 100644
--- a/_includes/analytics-providers/google-universal.html
+++ b/_includes/analytics-providers/google-universal.html
@@ -5,5 +5,6 @@
   })(window,document,'script','https://www.google-analytics.com/analytics.js','ga');
 
   ga('create', '{{ site.analytics.google.tracking_id }}', 'auto');
+  ga('set', 'anonymizeIp', {{ site.analytics.google.anonymize_ip | default: false }})
   ga('send', 'pageview');
 </script>
diff --git a/_includes/analytics-providers/google.html b/_includes/analytics-providers/google.html
index b591b995..99412b0e 100644
--- a/_includes/analytics-providers/google.html
+++ b/_includes/analytics-providers/google.html
@@ -1,6 +1,9 @@
 <script type="text/javascript">
   var _gaq = _gaq || [];
   _gaq.push(['_setAccount', '{{ site.analytics.google.tracking_id }}']);
+  {% if site.analytics.google.anonymize_ip == true %}
+    _gaq.push(['_gat._anonymizeIp']);
+  {% endif %}
   _gaq.push(['_trackPageview']);
 
   (function() {