Re-direccionar de forma aleatoria WordPress [Israel Pérez]

<?php

$args = array(
'posts_per_page' => 1,
'orderby' => 'rand'
);

$random_redirect = new WP_Query ( $args );

while ( $random_redirect->have_posts () ) {
$random_redirect->the_post ();
wp_redirect ( get_permalink () );
exit;