From 10e6702d541ebc3784118319a4bab2cd549d3dfd Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Wiktor=20Tkaczy=C5=84ski?= <wiktor.tkaczynski@gmail.com>
Date: Mon, 12 Feb 2018 22:57:43 +0100
Subject: [PATCH] feat(gatsby-plugin-google-analytics): add head option (#3995)

Add head option to configure whether scrip tag should be put in the
body (by default, same as previously) or inside of the head.
closes #2894
---
 packages/gatsby-plugin-google-analytics/README.md      |  2 ++
 .../gatsby-plugin-google-analytics/src/gatsby-ssr.js   | 10 ++++++++--
 2 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/packages/gatsby-plugin-google-analytics/README.md b/packages/gatsby-plugin-google-analytics/README.md
index 1661e20fdebb7..c86042995fa05 100644
--- a/packages/gatsby-plugin-google-analytics/README.md
+++ b/packages/gatsby-plugin-google-analytics/README.md
@@ -15,6 +15,8 @@ plugins: [
     resolve: `gatsby-plugin-google-analytics`,
     options: {
       trackingId: "YOUR_GOOGLE_ANALYTICS_TRACKING_ID",
+      // Puts tracking script in the head instead of the body
+      head: false,
       // Setting this parameter is optional
       anonymize: true,
     },
diff --git a/packages/gatsby-plugin-google-analytics/src/gatsby-ssr.js b/packages/gatsby-plugin-google-analytics/src/gatsby-ssr.js
index 7e363d32f6dc7..6625543097a6a 100644
--- a/packages/gatsby-plugin-google-analytics/src/gatsby-ssr.js
+++ b/packages/gatsby-plugin-google-analytics/src/gatsby-ssr.js
@@ -1,8 +1,14 @@
 import React from "react"
 
-exports.onRenderBody = ({ setPostBodyComponents }, pluginOptions) => {
+exports.onRenderBody = (
+  { setHeadComponents, setPostBodyComponents },
+  pluginOptions
+) => {
   if (process.env.NODE_ENV === `production`) {
-    return setPostBodyComponents([
+    const setComponents = pluginOptions.head
+      ? setHeadComponents
+      : setPostBodyComponents
+    return setComponents([
       <script
         key={`gatsby-plugin-google-analytics`}
         dangerouslySetInnerHTML={{