Transform XML files from gesetze-im-internet.de to text

giitotext.xsl

<?xml version="1.0" encoding="UTF-8"?>
<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
    <xsl:output method="text" encoding="utf-8" omit-xml-declaration="yes"/>
    <xsl:strip-space elements="*"/>
    <xsl:variable name="newline"><xsl:text>
</xsl:text></xsl:variable>
    <xsl:variable name="space"><xsl:text> </xsl:text></xsl:variable>
    <xsl:variable name="tab" select="concat($space, $space, $space, $space)"/>

    <xsl:template match="/dokumente">
        <xsl:apply-templates select="norm/metadaten/langue"/>

        <xsl:apply-templates select="norm[metadaten/enbez/text() != 'Inhaltsübersicht' or metadaten/langue and textdaten]"/>
        <xsl:value-of select="concat($newline, $newline, $newline, $newline, $newline,
                                     $newline, $newline, $newline, $newline, $newline,
                                     $newline, $newline, $newline, $newline, $newline,
                                     $newline, $newline, $newline, $newline, $newline,
                                     $newline, $newline, $newline, $newline, $newline)"/>
    </xsl:template>

    <xsl:template match="norm/metadaten/langue">
        <xsl:value-of select="concat(normalize-space(.), $newline, $newline, $newline)"/>
    </xsl:template>

    <xsl:template match="norm[metadaten/enbez]">
        <xsl:choose>
            <xsl:when test="metadaten/titel">
                <xsl:value-of select="concat(metadaten/enbez, $space, $space, normalize-space(metadaten/titel),
                                            $newline, $newline)"/>
            </xsl:when>
            <xsl:otherwise>
                <xsl:value-of select="concat(metadaten/enbez,
                                            $newline, $newline)"/>
            </xsl:otherwise>
        </xsl:choose>
        <xsl:apply-templates select="textdaten"/>
    </xsl:template>

    <xsl:template match="norm[metadaten/langue and textdaten]">
        <xsl:apply-templates select="textdaten"/>
    </xsl:template>

    <xsl:template match="textdaten">
        <xsl:apply-templates select="text/Content"/>
        <xsl:if test="fussnoten">
            <xsl:value-of select="$newline"/>
            <xsl:apply-templates select="fussnoten/Content"/>
        </xsl:if>
        <xsl:value-of select="concat($newline, $newline)"/>
    </xsl:template>

    <xsl:template match="P">
        <xsl:apply-templates/>
        <xsl:value-of select="$newline"/>
    </xsl:template>
    <xsl:template match="DL">
        <xsl:value-of select="$newline"/>
        <xsl:apply-templates/>
        <xsl:if test="name(../../..) != 'DL' and name(..) != 'P' and position() != last()">
            <xsl:value-of select="$newline"/>
        </xsl:if>
    </xsl:template>
    <xsl:template match="DT">
        <xsl:if test="name(../../../..) = 'DL'">
            <xsl:value-of select="$tab"/>
        </xsl:if>
        <xsl:value-of select="concat($tab, ., $space)"/>
    </xsl:template>
    <xsl:template match="DD">
        <xsl:apply-templates/>
        <xsl:if test="position() != last()">
            <xsl:value-of select="$newline"/>
        </xsl:if>
    </xsl:template>
    <xsl:template match="BR">
        <xsl:choose>
            <xsl:when test="name(..) = 'entry'">
                <xsl:value-of select="$space"/>
            </xsl:when>
            <xsl:otherwise>
                <xsl:value-of select="$newline"/>
            </xsl:otherwise>
        </xsl:choose>
    </xsl:template>
    <xsl:template match="TOC">
        <!-- Do nothing -->
    </xsl:template>
    <xsl:template match="Title">
        <xsl:apply-templates/>
        <xsl:value-of select="$newline"/>
    </xsl:template>
    <xsl:template match="table">
        <xsl:apply-templates/>
    </xsl:template>
    <xsl:template match="row">
        <xsl:apply-templates select="entry"/>
        <xsl:value-of select="$newline"/>
    </xsl:template>
    <xsl:template match="entry">
        <xsl:apply-templates/>
        <xsl:if test="position() != last()">
            <xsl:value-of select="$tab"/>
        </xsl:if>
    </xsl:template>

</xsl:stylesheet>