line-number-creation.xsl

<?xml version="1.0" ?>
<xsl:stylesheet version="2.0" 
    xmlns:xsl="http://www.w3.org/1999/XSL/Transform" 
    xmlns:xi="http://www.w3.org/2001/XInclude" 
    xmlns:tei="http://www.tei-c.org/ns/1.0" xpath-default-namespace="http://www.tei-c.org/ns/1.0" exclude-result-prefixes="tei">
<xsl:output method="xml" indent="no"/>
  
  
    <xsl:template match="body//lb">
      <xsl:variable name="nextPbNumber" select="./following::tei:pb[1]/@n"/>
      <!--<xsl:message>Test: <xsl:value-of select="$nextPbNumber"/></xsl:message>-->
      <xsl:variable name="followingPageBreak" select="count(./preceding::tei:pb[1]//following::tei:lb[not(parent::tei:reg)])"/>
      <!--<xsl:message>count folllowing page break: <xsl:value-of select="$followingPageBreak"/></xsl:message>-->
      <xsl:variable name="followingLineBreak" select="count(.//following::tei:lb[not(parent::tei:reg)])"/>
      <!--<xsl:message>count folllowing line break: <xsl:value-of select="$followingLineBreak"/></xsl:message>-->
      <xsl:variable name="pbNumber" select="./preceding::tei:pb[1]/@n"/>
      <xsl:variable name="lineNumber">
        <xsl:choose>
          <xsl:when test="not(./preceding::tei:pb[1][ancestor::tei:body])">
            <xsl:variable name="lineCount" select="$followingPageBreak - $followingLineBreak"/>
            <xsl:variable name="startline"><xsl:value-of select="//tei:body/descendant::tei:lb[1]/@n"/></xsl:variable>
            <xsl:value-of select="$lineCount + $startline - 1"/>
          </xsl:when>
          <xsl:otherwise>
            <xsl:value-of select="$followingPageBreak - $followingLineBreak"/>
          </xsl:otherwise>
        </xsl:choose>
      </xsl:variable>
        <xsl:copy copy-namespaces="no">
          <xsl:apply-templates select="./@* | node()"/>
          <xsl:attribute name="ed">
            <xsl:value-of select="./@ed"/>
            <!--<xsl:value-of select="'#B'"/>-->
          </xsl:attribute>
          <xsl:attribute name="n">
            <xsl:value-of select="$lineNumber"/>
          </xsl:attribute>
        </xsl:copy>
    </xsl:template>
  <!-- IdentityTransform -->
    
    <xsl:template match="@* | node()">
        <xsl:copy copy-namespaces="no">
            <xsl:apply-templates select="@* | node()"/>
        </xsl:copy>
    </xsl:template>
</xsl:stylesheet>