Dynamic EO Subscribe Sidebar

<?php

if ( is_tax( 'event-category' ) ) {

  // Category Event List
  $cat_slug = get_queried_object();
  $cat_name = single_cat_title( '', false );
  $placeholder = 'category="' . $cat_slug; . '"';
  $title = 'Subscribe To ' . $cat_name . ' Feed';

} elseif ( is_tax( 'event-venue' ) ) {

  // Venue Event List
  $venue_id = get_queried_object_id();
  $venue_name = eo_get_venue_name($venue_id);
  $venue_slug = eo_get_venue_link($venue_id);
  $placeholder = 'venue="' . $venue_slug; . '"';
  $title = 'Subscribe To ' . $venue_name . ' Feed';

} else {

  // General Event List
  $placeholder = '';
  $title = 'Subscribe To Events Feed';

}

?>

<h3><?php echo $tile; ?></h3>

<ul>
  <li>
    <?php echo do_shortcode('[eo_subscribe title="Subscribe with Google" <?php echo $placeholder; ?> type="google"]Subscribe with Google Calendar[/eo_subscribe]'); ?>
  </li>
  <li>
    <?php echo do_shortcode('[eo_subscribe title="Subscribe with Webcal" <?php echo $placeholder; ?> type="webcal"]Subscribe with Webcal[/eo_subscribe]'); ?>
  </li>
  <li>
    <?php echo do_shortcode('[eo_subscribe title="Subscribe with iCal" <?php echo $placeholder; ?> type="ical"]Subscribe with iCal[/eo_subscribe]'); ?>
  </li>
</ul>