Add support for Fathom Analytics (#264)

* Add support for Fathom Analytics

* Add myself to CONTRIBUTORS.md

* Set default for serverURL and check for siteID

* Update layouts/_default/baseof.html

Co-Authored-By: Luiz F. A. de Prá <luizdepra@users.noreply.github.com>

Co-authored-by: Luiz F. A. de Prá <luizdepra@users.noreply.github.com>

CONTRIBUTORS.md

@@ -56,3 +56,4 @@
 - [Anson VanDoren](https://github.com/anson-vandoren)
 - [Michael Lynch](https://github.com/mtlynch)
 - [FIGBERT](https://figbert.com/)
+- [Yash Mehrotra](https://yashmehrotra.com)

exampleSite/config.toml

@@ -50,6 +50,12 @@ disqusShortname = "yourdiscussshortname"
     # Custom JS
     custom_js = []
 
+# If you want to use fathom(https://usefathom.com) for analytics, add this section
+[params.fathomAnalytics]
+    siteID = "ABCDE"
+    # Default value is cdn.usefathom.com, overwrite this if you are self-hosting
+    serverURL = "analytics.example.com"
+
 [taxonomies]
   category = "categories"
   series = "series"

layouts/_default/baseof.html

@@ -108,6 +108,10 @@
 
     {{ template "_internal/google_analytics.html" . }}
 
+    {{ if and .Site.Params.fathomAnalytics .Site.Params.fathomAnalytics.siteID }}
+      {{- partial "analytics/fathom" . -}}
+    {{ end }}
+
   </body>
 
 </html>

layouts/partials/analytics/fathom.html

@@ -0,0 +1,13 @@
+<script>
+(function(f, a, t, h, o, m){
+	a[h]=a[h]||function(){
+		(a[h].q=a[h].q||[]).push(arguments)
+	};
+	o=f.createElement('script'),
+	m=f.getElementsByTagName('script')[0];
+	o.async=1; o.src=t; o.id='fathom-script';
+	m.parentNode.insertBefore(o,m)
+})(document, window, '//{{ .Site.Params.fathomAnalytics.serverURL | default "cdn.usefathom.com" }}/tracker.js', 'fathom');
+fathom('set', 'siteId', '{{ .Site.Params.fathomAnalytics.siteID }}');
+fathom('trackPageview');
+</script>