Add all custom post types and taxonomies to the "Right Now" box on the Wordpress Dashboard

Right Now Box

// Add all custom post types and taxonomies to the "Right Now" box on the Dashboard
add_action( 'right_now_content_table_end' , 'ucc_right_now_content_table_end' );

function ucc_right_now_content_table_end() {
  $args = array(
    'public' => true ,
    '_builtin' => false
  );
  $output = 'object';
  $operator = 'and';

  $post_types = get_post_types( $args , $output , $operator );

  foreach( $post_types as $post_type ) {
    $num_posts = wp_count_posts( $post_type->name );
    $num = number_format_i18n( $num_posts->publish );
    $text = _n( $post_type->labels->singular_name, $post_type->labels->name , intval( $num_posts->publish ) );
    if ( current_user_can( 'edit_posts' ) ) {
      $num = "<a href='edit.php?post_type=$post_type->name'>$num</a>";
      $text = "<a href='edit.php?post_type=$post_type->name'>$text</a>";
    }
    echo '<tr><td class="first b b-' . $post_type->name . '">' . $num . '</td>';
    echo '<td class="t ' . $post_type->name . '">' . $text . '</td></tr>';
  }
  
  $taxonomies = get_taxonomies( $args , $output , $operator );

  foreach( $taxonomies as $taxonomy ) {