tracking-code.php

<?php
$web_property_id = 	get_option( 'web_property_id' );
$track_links 	 =	get_option('track_links');
$enable_display 	 =	get_option('enable_display');
$anonymize_ip 	 =	get_option('anonymize_ip');
$homeurl		 =	get_option('home');
$find = array( 'http://', 'https://', 'www.' );
$replace = '';
$homeurl = str_replace( $find, $replace, $homeurl );
?>

<!-- Universal Analytics for WordPress -->
<script>
  (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', '<?php echo esc_attr($web_property_id); ?>', '<?php echo $homeurl; ?>');
  <?php if($anonymize_ip=='on'): ?>
  ga('set', 'anonymizeIp', true);
  <?php endif; ?>
  <?php if($enable_display=='on'): ?>
  ga('require', 'displayfeatures');
  <?php endif; ?>
  ga('send', 'pageview');
</script>

<?php if($track_links=='on'): ?>

<script type="text/javascript">
	jQuery(document).ready(function(e) {
    jQuery('a').click(function(e) {
		var $this = jQuery(this);
      	var href = $this.prop('href').split('?')[0];
		var ext = href.split('.').pop();
		if ( typeof Array.prototype.indexOf !== 'undefined' && 'xls,xlsx,doc,docx,ppt,pot,pptx,pdf,pub,txt,zip,rar,tar,7z,exe,wma,mov,avi,wmv,wav,mp3,midi,csv,tsv,jar,psd,pdn,ai,pez,wwf'.split(',').indexOf(ext) !== -1) {
        ga('send', 'event', 'Download', ext, href);
      }
	  if (href.toLowerCase().indexOf('mailto:') === 0) {
        ga('send', 'event', 'Mailto', href.substr(7));
      }
      if ((this.protocol === 'http:' || this.protocol === 'https:') && this.hostname.indexOf(document.location.hostname) === -1) {
        ga('send', 'event', 'Outbound', this.hostname, this.pathname);
      }
  	});
  });
</script>
<?php endif;