FoxyShop - don't show out of stock products

//Do Not Show Out of Stock Items (only works for the main product - not variations)
//This should go in your functions.php file
add_filter('foxyshop_setup_product_info', 'my_product_setup', 10, 2);
function my_product_setup($product_array, $product_id) {
    $current_code = $product_array['code'];
    if (isset($product_array['inventory_levels'][$current_code])) {
        if ($product_array['inventory_levels'][$current_code]['count'] <= 0) {
            $product_array['hide_product'] = 1;
        }
    }
    return $product_array;
}