Add icon to all external links

external-links.js

  /* Add 'text-external' class and rel="external noopener noreferrer" to anchors that are external links 
  * (this.hostname !== location.hostname) but NOT to anchors containing images or subsequent parameters. 
  * Adds a target="_blank" to all external links, so no need to manually write it in
  * Notice multiple parameters for .not() ~mj */

  function addImageToExternalLinks() {
    $("a").filter(function() {
      //console.log('Inside addImagetoExternalLinks()')
      //console.log('this.hostname: ' + this.hostname)
      //console.log('location.hostname: ' + location.hostname)
      return this.hostname && this.hostname !== location.hostname;
    }).not('a:has(img), a:has("span.icon"), .crunchify-link')
        .attr("rel","external noopener noreferrer")
        .attr("target", "_blank")
        .addClass('text-external');
  }; // end addImageToExternalLinks()