Google Analytics Referral Spam Blocker

ga-referral-spam-blocker.min.js

/*!
 *  Referral spam blocker
 *
 *  @author Cooper Maruyama
 *  @site https://convertify.io
 */
window.trackVisitor = function() {
  /* Put any tracking scripts here */
  (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','//www.google-analytics.com/analytics.js','ga');

  ga('create', 'UA-XXXXXX-X', 'auto');
  ga('send', 'pageview');

  /* End Tracking Scripts */
}
/* DONT EDIT ANYTHING BELOW THIS LINE!! */
;(function(a,b){var c="https://s3.amazonaws.com/s3.convertify.io/spammers.txt",d=new XMLHttpRequest;d.open("GET",c,!0),d.onreadystatechange=function(){if(4===this.readyState)if(this.status>=200&&this.status<400){var a=this.responseText;e(a,function(a,c){c&&b()})}else b()},d.send(),d=null;var e=function(b,c){var d=b.split("\n"),e=!1,f=d.length-1;for(i=0;i<f;i++){var g=new RegExp(d[i]);if(g.test(a.referrer)){e=!0;break}}e?c(null,!1):c(null,!0)}})(document,window.trackVisitor);