Only include digital and physical products in payment lines name.

src/Payments/PaymentLines.php

@@ -60,18 +60,25 @@ public function get_array() {
 
 	/**
 	 * Get name.
-	 * 
+	 *
 	 * @link https://github.com/pronamic/wp-pronamic-pay-woocommerce/issues/43
+	 * @param array|null $types Which payment line types to include.
 	 * @return string
 	 */
-	public function get_name() {
+	public function get_name( $types = null ) {
 		$names = \array_map(
-			function ( PaymentLine $line ) {
+			function ( PaymentLine $line ) use ( $types ) {
+				if ( null !== $types && ! \in_array( $line->get_type(), $types ) ) {
+					return;
+				}
+
 				return (string) $line->get_name();
 			},
 			$this->get_array()
 		);
 
+		$names = \array_filter( $names );
+
 		return \implode( ', ', $names );
 	}
 

src/Payments/PaymentMergeTagsController.php

@@ -12,14 +12,15 @@
 
 use Pronamic\WordPress\Pay\MergeTags\MergeTagsController;
 use Pronamic\WordPress\Pay\MergeTags\MergeTag;
+use Pronamic\WordPress\Pay\Payments\PaymentLineType;
 
 /**
  * Payment Merge Tags Controller class
  */
 class PaymentMergeTagsController extends MergeTagsController {
 	/**
 	 * Construct payment merge tags controllers.
-	 * 
+	 *
 	 * @param Payment $payment Payment.
 	 */
 	public function __construct( Payment $payment ) {
@@ -51,7 +52,12 @@ function () use ( $payment ) {
 						return '';
 					}
 
-					return $lines->get_name();
+					$types = [
+						PaymentLineType::DIGITAL,
+						PaymentLineType::PHYSICAL,
+					];
+
+					return $lines->get_name( $types );
 				}
 			)
 		);