wp-generate-dynamic-post-types-sub-pages-rewrite-query-vars.php

<?php

// Post Type Subpages: Ajout des Query Vars
add_filter('query_vars', 'hwk_ptsp_query_vars');
function hwk_ptsp_query_vars($vars){
    if(!$post_types = hwk_ptsp_get_post_types())
        return $vars;
    
    foreach($post_types as $post_type){
        foreach($post_type['pages'] as $page){
            $vars[] = $page['name'];
        }
    }
    return $vars;
}