''); public $display_name = 'ATUM Barcode'; public function getValue($post, $field) { if (!is_plugin_active('atum-stock-manager-for-woocommerce/atum-stock-manager-for-woocommerce.php')) { return ''; } $product = Helpers::get_atum_product($post->ID); return !empty($product) ? $product->get_barcode() : ''; } }