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<?xml version='1.0' encoding="ISO-8859-1"?>
<xsl:stylesheet
xmlns:xsl='http://www.w3.org/1999/XSL/Transform'
xmlns:vcf="http://www.umr915.univ-nantes.fr/vcf/" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/"
version='1.0'
>
<!--
Author:
Pierre lindenbaum PhD
www:
http://plindenbaum.blogspot.com
Motivation:
transform a VCF-XML file to a standard VCF file
VCF format:
http://www.1000genomes.org/wiki/doku.php?id=1000_genomes%3aanalysis%3avcf3.3

See also:
http://plindenbaum.blogspot.com/2010/05/first-rule-of-bioinfo-club.html

-->
<xsl:output method='text' encoding="UTF-8"/>


<xsl:template match="/">
<xsl:apply-templates select="vcf:vcf"/>
</xsl:template>

<xsl:template match="vcf:vcf">
<xsl:apply-templates select="vcf:header"/>
<xsl:apply-templates select="vcf:body"/>
</xsl:template>

<xsl:template match="vcf:header">
<xsl:apply-templates select="vcf:fileformat"/>
<xsl:apply-templates select="vcf:infos"/>
<xsl:apply-templates select="vcf:formats"/>
<xsl:apply-templates select="vcf:metas"/>
<xsl:apply-templates select="vcf:columns"/>
</xsl:template>

<xsl:template match="vcf:fileformat">
<xsl:text>##fileformat=</xsl:text>
<xsl:value-of select="."/>
<xsl:text>
</xsl:text>
</xsl:template>

<xsl:template match="vcf:formats">
<xsl:for-each select="vcf:format">
<xsl:text>##FORMAT=</xsl:text>
<xsl:value-of select="vcf:id"/>
<xsl:text>,</xsl:text>
<xsl:value-of select="vcf:count"/>
<xsl:text>,</xsl:text>
<xsl:value-of select="vcf:type"/>
<xsl:text>,&quot;</xsl:text>
<xsl:value-of select="vcf:desc"/>
<xsl:text>&quot;
</xsl:text>
</xsl:for-each>
</xsl:template>

<xsl:template match="vcf:infos">
<xsl:for-each select="vcf:info">
<xsl:text>##INFO=</xsl:text>
<xsl:value-of select="vcf:id"/>
<xsl:text>,</xsl:text>
<xsl:value-of select="vcf:count"/>
<xsl:text>,</xsl:text>
<xsl:value-of select="vcf:type"/>
<xsl:text>,&quot;</xsl:text>
<xsl:value-of select="vcf:desc"/>
<xsl:text>&quot;
</xsl:text>
</xsl:for-each>
</xsl:template>


<xsl:template match="vcf:metas">
<xsl:for-each select="vcf:meta">
<xsl:text>##</xsl:text>
<xsl:value-of select="."/>
<xsl:text>
</xsl:text>
</xsl:for-each>
</xsl:template>

<xsl:template match="vcf:columns">
<xsl:for-each select="vcf:column">
<xsl:choose>
<xsl:when test="position()!=1">
<xsl:text> </xsl:text>
</xsl:when>
<xsl:otherwise>
<xsl:text>#</xsl:text>
</xsl:otherwise>
</xsl:choose>
<xsl:value-of select="."/>
</xsl:for-each>
<xsl:text>
</xsl:text>
</xsl:template>

<xsl:template match="vcf:body">
<xsl:apply-templates select="vcf:variant"/>
</xsl:template>

<xsl:template match="vcf:variant">
<xsl:value-of select="vcf:chromosome"/>
<xsl:text> </xsl:text>
<xsl:value-of select="vcf:position"/>
<xsl:text> </xsl:text>
<xsl:choose>
<xsl:when test="vcf:id">
<xsl:value-of select="."/>
</xsl:when>
<xsl:otherwise>
<xsl:text>.</xsl:text>
</xsl:otherwise>
</xsl:choose>
<xsl:text> </xsl:text>
<xsl:value-of select="vcf:ref"/>
<xsl:text> </xsl:text>
<xsl:value-of select="vcf:alt"/>
<xsl:text> </xsl:text>
<xsl:value-of select="vcf:quality"/>
<xsl:text> </xsl:text>
<xsl:choose>
<xsl:when test="vcf:filter">
<xsl:value-of select="."/>
</xsl:when>
<xsl:otherwise>
<xsl:text>.</xsl:text>
</xsl:otherwise>
</xsl:choose>
<xsl:text> </xsl:text>

<xsl:apply-templates select="vcf:info" mode="body"/>

<xsl:text> </xsl:text>
<xsl:for-each select="vcf:call[1]/*">
<xsl:if test="position()!=1">
<xsl:text>:</xsl:text>
</xsl:if>
<xsl:value-of select="local-name(.)"/>
</xsl:for-each>

<xsl:for-each select="vcf:call">
<xsl:text> </xsl:text>
<xsl:for-each select="*">
<xsl:if test="position()!=1">
<xsl:text>:</xsl:text>
</xsl:if>
<xsl:value-of select="."/>
</xsl:for-each>
</xsl:for-each>
<xsl:text>
</xsl:text>
</xsl:template>



<xsl:template match="vcf:info" mode="body">
<xsl:for-each select="*">
<xsl:if test="position()!=1">
<xsl:text>;</xsl:text>
</xsl:if>
<xsl:value-of select="concat(local-name(.),'=',.)"/>
</xsl:for-each>
</xsl:template>

</xsl:stylesheet>

Change log

r86 by plindenbaum.u915 on May 20, 2010   Diff
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r85 by plindenbaum.u915 on May 19, 2010   Diff
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r84 by plindenbaum.u915 on May 19, 2010   Diff
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r83 by plindenbaum.u915 on May 19, 2010   Diff
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