Created
October 1, 2010 16:50
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My answer to StackOverflow #3747049
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<xsl:stylesheet version="1.0" | |
xmlns:xsl="http://www.w3.org/1999/XSL/Transform"> | |
<!-- My answer to StackOverflow #3747049 --> | |
<xsl:output method="text"/> | |
<xsl:key name="ns" match="//* | //*/@* | //*/processing-instruction()" use="namespace-uri(.)"/> | |
<xsl:key name="ns-prefixes" match="//* | //*/@*" use="concat(substring-before(name(.), ':'), ':', namespace-uri(.))"/> | |
<!-- Only the nodes --> | |
<xsl:variable name="all-nodes" select="//* | //*/@*"/> | |
<xsl:variable name="all-namespaces" select="//namespace::*"/> | |
<xsl:template match="/"> | |
Used namespaces: | |
<xsl:call-template name="output-used-namespaces-ordered"/> | |
All namespaces: | |
<xsl:call-template name="output-all-namespaces-ordered"/> | |
</xsl:template> | |
<xsl:template name="output-used-namespaces-ordered"> | |
<xsl:apply-templates select="$all-nodes[count(key('ns', namespace-uri(.))[1] | .) = 1]" mode="output-used-namespaces"> | |
<xsl:sort select="namespace-uri(.)"/> | |
</xsl:apply-templates> | |
</xsl:template> | |
<xsl:template match="* | @*" mode="output-used-namespaces"> | |
<xsl:variable name="ns" select="namespace-uri(.)"/> | |
<xsl:call-template name="output-namespace"> | |
<xsl:with-param name="ns" select="$ns"/> | |
<xsl:with-param name="prefixes"> | |
<xsl:call-template name="list-used-prefixes"> | |
<xsl:with-param name="ns" select="$ns"/> | |
</xsl:call-template> | |
</xsl:with-param> | |
</xsl:call-template> | |
</xsl:template> | |
<xsl:template name="output-namespace"> | |
<xsl:param name="ns"/> | |
<xsl:param name="prefixes"/> | |
<xsl:value-of select="concat("'", $ns, "'", ' ', $prefixes, '
')"/> | |
</xsl:template> | |
<xsl:template name="list-all-prefixes"> | |
<xsl:param name="ns"/> | |
<xsl:call-template name="list-uniq-name"> | |
<xsl:with-param name="list" select="$all-namespaces[. = $ns]"/> | |
</xsl:call-template> | |
</xsl:template> | |
<xsl:template name="list-used-prefixes"> | |
<xsl:param name="ns"/> | |
<xsl:call-template name="list-uniq-name"> | |
<xsl:with-param name="list" select="$all-namespaces[. = $ns][starts-with(.., name())]"/> | |
</xsl:call-template> | |
</xsl:template> | |
<xsl:template name="list-uniq-name"> | |
<xsl:param name="list"/> | |
<xsl:param name="sep" select="', '"/> | |
<xsl:if test="count($list)"> | |
<xsl:variable name="head" select="name($list[1])"/> | |
<xsl:variable name="tail" select="$list[name(.) != $head]"/> | |
<xsl:value-of select="concat("'", $head, "'")"/> | |
<xsl:if test="count($tail)"> | |
<xsl:value-of select="$sep"/> | |
<xsl:call-template name="list-uniq-name"> | |
<xsl:with-param name="list" select="$tail"/> | |
</xsl:call-template> | |
</xsl:if> | |
</xsl:if> | |
</xsl:template> | |
<xsl:template name="output-all-namespaces-unordered"> | |
<xsl:param name="list" select="$all-namespaces"/> | |
<xsl:if test="count($list)"> | |
<xsl:variable name="head" select="$list[1]"/> | |
<xsl:variable name="tail" select="$list[. != $head]"/> | |
<!-- Output item --> | |
<xsl:call-template name="output-namespace"> | |
<xsl:with-param name="ns" select="$head"/> | |
<xsl:with-param name="prefixes"> | |
<xsl:call-template name="list-all-prefixes"> | |
<xsl:with-param name="ns" select="$head"/> | |
</xsl:call-template> | |
</xsl:with-param> | |
</xsl:call-template> | |
<xsl:call-template name="output-all-namespaces"> | |
<xsl:with-param name="list" select="$tail"/> | |
</xsl:call-template> | |
</xsl:if> | |
</xsl:template> | |
<xsl:template name="output-all-namespaces-ordered"> | |
<xsl:for-each select="$all-namespaces"> | |
<xsl:sort select="."/> | |
<xsl:variable name="cur" select="current()"/> | |
<xsl:for-each select="$all-namespaces[. = $cur][1][generate-id(.) = generate-id(cur)]"> | |
<xsl:call-template name="output-namespace"> | |
<xsl:with-param name="ns" select="."/> | |
<xsl:with-param name="prefixes"> | |
<xsl:call-template name="list-all-prefixes"> | |
<xsl:with-param name="ns" select="."/> | |
</xsl:call-template> | |
</xsl:with-param> | |
</xsl:call-template> | |
</xsl:for-each> | |
</xsl:for-each> | |
</xsl:template> | |
</xsl:stylesheet> |
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