Reorder the totals section for WooCommerce PDF Invoice. Changes the SubTotal to include the shipping cost

gistfile1.txt

/**
 * Reorder the totals output
 * 
 * Shipping 
 * Subtotal 
 * Taxes 
 * Total
 * 
 * Changes the SubTotal to include the shipping cost
 */
add_filter( 'pdf_template_order_totals', 'custom_totals_layout_pdf_template_order_totals', 10, 2 );

function custom_totals_layout_pdf_template_order_totals( $output, $order_id ){
	global $woocommerce;

	if (!$order_id) return;	

	$order = new WC_Order( $order_id );

	// Check WC version - changes for WC 3.0.0
	$pre_wc_30 		= version_compare( WC_VERSION, '3.0', '<' );

	$order_currency = $pre_wc_30 ? $order->get_order_currency() : $order->get_currency();

	$order_item_totals = $order->get_order_item_totals();

	// Clean up shipping value
  	// Use this line if you just want the shipping value, without the description 
	// $order_item_totals['shipping']['value'] = wc_price( round( $order->get_shipping_total(), wc_get_price_decimals() ), array( 'currency' => $order_currency ) );

	// Grab the basics
	$cart_subtotal 	= $order_item_totals['cart_subtotal'];
	$shipping 		= $order_item_totals['shipping'];
	$order_total 	= $order_item_totals['order_total'];

	// Modify the subtotal to include shipping
	$subtotal 			= $order->get_subtotal();
	$shipping_cost 		= $order->get_shipping_total();
	$new_subtotal 		= wc_price( round( ($subtotal + $shipping_cost), wc_get_price_decimals() ), array( 'currency' => $order_currency ) );
	$replace_subtotal 	= wc_price( $subtotal, array( 'currency' => $order_currency ) );
	
	// Update the subtotal array
	$cart_subtotal 	= str_replace( $replace_subtotal, $new_subtotal, $cart_subtotal );

	// Remove everything except taxes
	unset( $order_item_totals['cart_subtotal'] );
	unset( $order_item_totals['shipping'] );
	unset( $order_item_totals['payment_method'] );
	unset( $order_item_totals['order_total'] );

	// Start building a new array in the right order
	$new_order_item_totals['shipping'] 		= $shipping;
	$new_order_item_totals['cart_subtotal'] = $cart_subtotal;
	// Taxes
	foreach ( $order_item_totals as $key => $value ) {
		$new_order_item_totals[$key] = $value;
	}
	$new_order_item_totals['order_total'] 	= $order_total;

	$output = '';
	foreach ( $new_order_item_totals as $order_item_total ) {
		$output .=  '<tr>' .
					'<td align="right">' .
					'<strong>' . $order_item_total['label'] . '</strong></td>' .
					'<td align="right"><strong>' . $order_item_total['value'] . '</strong></td>' .
					'</tr>' ;
	}

	if( $order->get_total_refunded() > 0 ) {
		$output .=  '<tr>' .
					'<td align="right">' .
					'<strong>Amount Refunded:</strong></td>' .
					'<td align="right"><strong>' . wc_price( $order->get_total_refunded(), array( 'currency' => $order_currency ) ) . '</strong></td>' .
					'</tr>' ;
					
	}

	return $output;

}