Question

I am trying to determine the figure number contained to the current chapter from the reference to the figure.

Requirements:

• The Figure number should reset for each chapter.
• Figure References, <figure_reference>, may occur at any depth.
• XSLT 1.0

XML:

<top>
    <chapter>
        <dmodule>
            <paragraph>
                <figure>figure</figure>
            </paragraph>
            <figure>figure</figure>
        </dmodule>
    </chapter>
    <chapter>
        <dmodule>
            <figure>figure</figure>
            <paragraph>
                <figure>figure</figure>
            </paragraph>
        </dmodule>
        <dmodule>
            <figure>figure</figure>
            <paragraph>
                <figure>figure</figure>
                <paragraph>
                    <figure>figure</figure>
                </paragraph>
            </paragraph>
            <figure_reference id="c"/>
            <figure id="c">figure</figure>
        </dmodule>
    </chapter>
</top>

XSL:

<xsl:template match="figure_reference">
    <xsl:value-of select="count(ancestor::dmodule//figure[@id = current()/@id]/preceding::figure)+1"/>

</xsl:template>

Current count Results:
8

Desired count result:
6

Answer 1

Try this template:

  <xsl:template match="figure_reference">
    <xsl:value-of select="count(ancestor::chapter//figure[@id=current()/@id]/preceding::figure[ancestor::chapter = current()/ancestor::chapter])+1"/>      
  </xsl:template>