<?xml version='1.0' encoding='utf-8' ?>
<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform">

<xsl:template match="ProductFiles">
  <allproducts>
  <xsl:for-each select="document(file/@href)">
    <xsl:copy-of select="*" />
  </xsl:for-each>
  </allproducts>
</xsl:template>

</xsl:stylesheet>

