add_filter( 'dgwt/wcas/labels', function ( $labels ) {
    $labels['sku_label'] = 'ISBN:';
    return $labels;
} );

add_filter( 'gettext', function( $translated, $text, $domain ) {
    if ( $text === 'Your search history' ) {
        return 'Búsquedas recientes';
    }
    if ( $text === 'Clear' ) {
        return 'Borrar';
    }
    return $translated;
}, 20, 3 );

add_action( 'template_redirect', function() {
    if ( ! is_tax( 'product_cat' ) ) {
        return;
    }

    $term = get_queried_object();
    if ( ! $term || empty( $term->term_id ) ) {
        return;
    }

    $autor_root = get_term_by( 'slug', 'autor', 'product_cat' );
    if ( ! $autor_root || is_wp_error( $autor_root ) ) {
        return;
    }

    $is_author_branch = (
        (int) $term->term_id === (int) $autor_root->term_id
        || term_is_ancestor_of( $autor_root->term_id, $term->term_id, 'product_cat' )
    );

    if ( ! $is_author_branch ) {
        return;
    }

    $author_post = get_page_by_title( $term->name, OBJECT, 'autores' );

    if ( ! $author_post ) {
        $author_post = get_page_by_path( $term->slug, OBJECT, 'autores' );
    }

    if ( $author_post && ! is_wp_error( $author_post ) && $author_post->post_status === 'publish' ) {
        wp_redirect( get_permalink( $author_post->ID ), 301 );
        exit;
    }
} );