Shopware Google Shopping Snippet

<item> 
    <g:id>{$sArticle.articleID|escape}</g:id>
<title>{if $sArticle.attr5}{$sArticle.attr5|strip_tags|strip|truncate:80:"...":true|escape}{else}{$sArticle.name|strip_tags|strip|truncate:80:"...":true|escape}{/if}</title>	<description>{$sArticle.description_long|strip_tags|strip|truncate:900:"..."|escape}</description>
	<g:product_type>{$sArticle.articleID|category:" > "|escape}</g:product_type>
	<link>{$sArticle.articleID|link:$sArticle.name|escape}</link>
	<g:image_link>{$sArticle.image|image:1}</g:image_link>
	<g:condition>new</g:condition>
	<g:availability>{if $sArticle.esd}auf Lager{elseif $sArticle.instock>0}auf Lager{elseif $sArticle.releasedate && $sArticle.releasedate|strtotime > $smarty.now}vorbestellbar{elseif $sArticle.shippingtime}bestellbar{else}nicht auf Lager{/if}</g:availability>
	<g:price>{$sArticle.price|format:"number"} EUR</g:price>
	<g:brand>Demoshop</g:brand>
    <g:identifier_exists>no</g:identifier_exists>
	<g:gtin>{$sArticle.suppliernumber|replace:"|":""}</g:gtin>
	<g:mpn>{$sArticle.suppliernumber|escape}</g:mpn>
    <g:google_product_category>bitte dynamisches feld implementieren</g:google_product_category>
	<g:shipping>
       <g:country>DE</g:country>
       <g:service>Standard</g:service>
       <g:price>{$sArticle|@shippingcost:"prepayment":"de"|escape:number} EUR</g:price>
    </g:shipping>
  {if $sArticle.changed}<pubDate>{$sArticle.changed|date_format:"%a, %d %b %Y %T %Z"}</pubDate>{/if}		
</item>