Отвечу на старый вопрос, может кому пригодится:
<?php
/**
* Move WooCommerce subcategory list items into
* their own <ul> separate from the product <ul>.
*/
add_action( 'init', 'move_subcat_lis' );
function move_subcat_lis() {
// Remove the subcat <li>s from the old location.
remove_filter( 'woocommerce_product_loop_start', 'woocommerce_maybe_show_product_subcategories' );
add_action( 'woocommerce_before_shop_loop', 'msc_product_loop_start', 40 );
add_action( 'woocommerce_before_shop_loop', 'msc_maybe_show_product_subcategories', 50 );
add_action( 'woocommerce_before_shop_loop', 'msc_product_loop_end', 60 );
}
/**
* Conditonally start the product loop with a <ul> contaner if subcats exist.
*/
function msc_product_loop_start() {
$subcategories = woocommerce_maybe_show_product_subcategories();
if ( $subcategories ) {
woocommerce_product_loop_start();
}
}
/**
* Print the subcat <li>s in our new location.
*/
function msc_maybe_show_product_subcategories() {
echo woocommerce_maybe_show_product_subcategories();
}
/**
* Conditonally end the product loop with a </ul> if subcats exist.
*/
function msc_product_loop_end() {
$subcategories = woocommerce_maybe_show_product_subcategories();
if ( $subcategories ) {
woocommerce_product_loop_end();
}
}