Angebote im Produktslider

add_filter('avia_product_slide_query', 'avia_product_slide_query_mod', 10, 1);
function avia_product_slide_query_mod($params) {
	$query_args = array(
    'no_found_rows'     => 1,
    'meta_query'        => WC()->query->get_meta_query(),
    'post__in'          => array_merge( array( 0 ), wc_get_product_ids_on_sale() )
	);

	$params = array_merge($query_args, $params);
	return $params;
}