ff.xsl

<?xml version='1.0' encoding="UTF-8"?>
<xsl:stylesheet xmlns:xsl='http://www.w3.org/1999/XSL/Transform' version='1.0'>
<!--

Author:
	Pierre Lindenbaum
	http://plindenbaum.blogspot.com

Usage :

xsltproc ff.xsl "http://friendfeed-api.com/v2/feed/the-life-scientists?start=0&num=500&format=xml" | gzip > file.xml.gz  


-->
<xsl:output method="xml" indent="yes"/>
<xsl:param name="group">the-life-scientists</xsl:param>
<xsl:template match="/feed">
	<feed>
	<description><xsl:value-of select="description"/></description>
	<type><xsl:value-of select="type"/></type>
	<id><xsl:value-of select="id"/></id>
	<name><xsl:value-of select="name"/></name>
	<xsl:call-template name="recurs"><xsl:with-param name="node" select="."/></xsl:call-template>
	</feed>
</xsl:template>

<xsl:template name="recurs">
<xsl:param name="node"/>
<xsl:param name="start" select="0"/>
<xsl:param name="num" select="500"/>

<xsl:copy-of select="$node/entry"/>

<xsl:if test="$node/entry">
	<xsl:variable name="url" select="concat('http://friendfeed-api.com/v2/feed/',$group,'?format=xml&amp;start=',($start+count($node/entry)),'&amp;num=',$num)"/>
<xsl:message terminate="no">Download <xsl:value-of select="$url"/></xsl:message>
<xsl:variable name="dom" select="document($url,/)"/>
<xsl:call-template name="recurs">
	<xsl:with-param name="node" select="$dom/feed"/>
	<xsl:with-param name="start" select="$start+count($node/entry)"/>
</xsl:call-template>
</xsl:if>
	
</xsl:template>

</xsl:stylesheet>