{$keywords = []}

{* Bestellnummer *}
{$keywords[] = $article.orderNumber}

{* Name des Herstellers *}
{$keywords[] = $article.supplier.name}

{* Herstellernummer, falls vorhanden *}
{if $article.supplierNumber}
	{$keywords[] = $article.supplierNumber}
{/if}

{* EAN-Nummer, falls vorhanden *}
{if $article.ean}
	{$keywords[] = $article.ean}
{/if}

{* Artikel-Eigenschaften *}
{if $article.filter.values}
	{foreach $article.filter.values as $filterItem}
		{$keywords[] = "{$filterItem.optionName}: {$filterItem.value}"}
	{/foreach}
{/if}

{* Ausgabe der Keywords *}
{$keywords|implode:", "}