Google Analytics events for all a tags

jquery.ua-events.js

jQuery(document).ready(function ($) {
  var filetypes = /\.(zip|exe|pdf|doc*|xls*|ppt*|mp3)$/i;
  var baseHref = '';
  if (jQuery('base').attr('href') != undefined) {
    baseHref = jQuery('base').attr('href');
    $('a').each(function() {
      var href = $(this).attr('href');
      if (href && (href.match(/^https?\:/i)) && (!href.match(document.domain))) {
        $(this).click(function() {
          var extLink = href.replace(/^https?\:\/\//i, '');
	  ga('send', 'event', 'External', 'Click', extLink);
          if ($(this).attr('target') != undefined && $(this).attr('target').toLowerCase() != '_blank') {
            setTimeout(function() { location.href = href; }, 200);
            return false;
          }
        });
      }
      else if (href && href.match(/^mailto\:/i)) {
        $(this).click(function() {
          var mailLink = href.replace(/^mailto\:/i, '');
	  ga('send', 'event', 'Email', 'Click', mailLink);
        });
      }
      else if (href && href.match(filetypes)) {
        $(this).click(function() {
          var extension = (/[.]/.exec(href)) ? /[^.]+$/.exec(href) : '';
          var filePath = href;
          
          if(extension != '') {
	    ga('send', 'event', 'Download', '' + extension + '', '' + filePath + '');
          }
          
          if ($(this).attr('target') != undefined && $(this).attr('target').toLowerCase() != '_blank') {
            setTimeout(function() { location.href = href; }, 200);
            return false;
          }
        });
      }
    });
  }
});

vanilla.ua-events.js

TBC