Enable support for YouTube short URLs in Magnific Popup

magnific-youtu.js

$('.video').magnificPopup({
  type: 'iframe',
  iframe: {
    patterns: {
      youtu: {
        index: 'youtu.be',
        id: function( url ) {
          
          // Capture everything after the hostname, excluding possible querystrings.
          var m = url.match( /^.+youtu.be\/([^?]+)/ );

          if ( null !== m ) {

            return m[1];

          }

          return null;

        },
        // Use the captured video ID in an embed URL. 
        // Add/remove querystrings as desired.
        src: '//www.youtube.com/embed/%id%?autoplay=1&rel=0'
      }
    }
  }
});