getValidFormForIntegratedPosition( $pricingRule ); if ( ! $form ) { return; } $productId = $pricingRule->getProductId(); $hasQty = ! empty( $settings['quantity_column_title'] ) || ! isset( $settings['quantity_column_title'] ); $hasDiscount = ! empty( $settings['discount_column_title'] ); // the layout draws the discount row from its header only $hasPrice = ! empty( $settings['price_column_title'] ) || ! isset( $settings['price_column_title'] ); // one empty cell per custom column, so the column keeps the grid's row count ob_start(); do_action( 'tiered_pricing_table/tiered_pricing/header_columns', $pricingRule ); $customColumns = substr_count( (string) ob_get_clean(), '