Merge pull request #126 from TycheSoftwares/issue_125

Hide the child products in Composite Products through filter

Author: Shasvat7

woocommerce-delivery-notes/templates/print-order/print-content.php

@@ -107,8 +107,11 @@
 					<?php foreach ( $order->get_items() as $item ) : ?>
 
 						<?php
-							$product = apply_filters( 'wcdn_order_item_product', $item->get_product(), $item );
 
+						$product = apply_filters( 'wcdn_order_item_product', $item->get_product(), $item );
+						if ( ! $product ) {
+							continue;
+						}
 						if ( version_compare( get_option( 'woocommerce_version' ), '3.0.0', '>=' ) ) {
 							$item_meta = new WC_Order_Item_Product( $item['item_meta'], $product );
 						} else {