<?xml version="1.0"?>

<!-- This stylesheet does some post-processing on attachments. -->

<xsl:stylesheet version="1.0"

		xmlns:xsl="http://www.w3.org/1999/XSL/Transform">

<xsl:template match="attachment">

  <!-- Avoid xsl:copy so that any attributes (including xml:base) are lost -->

  <attachment>

    <xsl:attribute name="ispatch">

      <xsl:value-of select="@ispatch"/>

    </xsl:attribute>

    <xsl:attribute name="isobsolete">

      <xsl:value-of select="isobsolete"/>

    </xsl:attribute>

    <xsl:apply-templates/>

  </attachment>

</xsl:template>

<xsl:template match="attachment/isobsolete"/>

<xsl:template match="attachment/desc[normalize-space(.)='']">

  <desc>

    <xsl:value-of select="../filename"/>

  </desc>

</xsl:template>

<xsl:template match="*">

  <xsl:copy>

    <xsl:for-each select="@*">

      <xsl:copy/>

    </xsl:for-each>

    <xsl:apply-templates/>

  </xsl:copy>

</xsl:template>

</xsl:stylesheet>