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RE: How to Reorder Items & Number Them Sequentially?
- To: <xsl-list at mulberrytech dot com>
- Subject: RE: How to Reorder Items & Number Them Sequentially?
- From: "Jarno Elovirta" <jarno at codeonline dot com>
- Date: Mon, 22 May 2000 16:33:29 +0300
- Reply-To: xsl-list at mulberrytech dot com
this does it, but i'm quite sure there are better ways of doing it.
[c:\temp]type test.xml
<?xml version="1.0" encoding="ISO-8859-1"?>
<animals>
<animal type="dog" name="Fido" />
<animal type="cat" name="Kitty" />
<animal type="bird" name="Tweety" />
<animal type="horse" name="Trigger" />
<animal type="cat" name="Tom" />
<animal type="pig" name="Porky" />
<animal type="fish" name="Charlie" />
<animal type="pig" name="Babe" />
<animal type="cow" name="Elsie" />
<animal type="cat" name="Puss" />
</animals>
[c:\temp]type test.xsl
<?xml version="1.0" encoding="ISO-8859-1"?>
<xsl:stylesheet version="1.0"
xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:output method="text" />
<xsl:key name="sort" match="animal" use="@type"/>
<xsl:variable name="list" select="animals/animal[generate-id(.) =
generate-id(key('sort', @type))]" />
<xsl:template match="/">
<xsl:call-template name="process-list">
<xsl:with-param name="index" select="1" />
<xsl:with-param name="position" select="1" />
<xsl:with-param name="counter" select="0" />
</xsl:call-template>
</xsl:template>
<xsl:template name="process-list">
<xsl:param name="index" />
<xsl:param name="position" />
<xsl:param name="counter" />
<xsl:choose>
<!-- process new @type -->
<xsl:when test="$counter = count($list[@type = $list[$index]/@type]) -
1">
<xsl:apply-templates select="$list[$index]">
<xsl:with-param name="position" select="$position" />
</xsl:apply-templates>
<xsl:call-template name="process-list">
<xsl:with-param name="index" select="$index" />
<xsl:with-param name="position" select="$position + 1" />
<xsl:with-param name="counter" select="1" />
</xsl:call-template>
</xsl:when>
<!-- process the rest of the current @type -->
<xsl:otherwise>
<xsl:apply-templates select="animals/animal[@type =
$list[$index]/@type][$counter + 1]">
<xsl:with-param name="position" select="$position" />
</xsl:apply-templates>
<xsl:choose>
<!-- goto next @type -->
<xsl:when test="$counter = count(animals/animal[@type =
$list[$index]/@type])">
<!-- test if there are more @types -->
<xsl:if test="$index <= count($list)">
<xsl:call-template name="process-list">
<xsl:with-param name="index" select="$index + 1" />
<xsl:with-param name="position" select="$position" />
<xsl:with-param name="counter" select="0" />
</xsl:call-template>
</xsl:if>
</xsl:when>
<!-- goto next in this @type -->
<xsl:otherwise>
<xsl:call-template name="process-list">
<xsl:with-param name="index" select="$index" />
<xsl:with-param name="position" select="$position + 1" />
<xsl:with-param name="counter" select="$counter + 1" />
</xsl:call-template>
</xsl:otherwise>
</xsl:choose>
</xsl:otherwise>
</xsl:choose>
</xsl:template>
<xsl:template match="animal">
<xsl:param name="position" />
<xsl:value-of select="$position" />
<xsl:text>. </xsl:text>
<xsl:value-of select="@type" />
<xsl:text> (</xsl:text>
<xsl:value-of select="@name" />
<xsl:text>)
</xsl:text>
</xsl:template>
</xsl:stylesheet>
[c:\temp]saxon test.xml test.xsl
1. dog (Fido)
2. cat (Kitty)
3. cat (Tom)
4. cat (Puss)
5. bird (Tweety)
6. horse (Trigger)
7. pig (Porky)
8. pig (Babe)
9. fish (Charlie)
10. cow (Elsie)
, which is what i understand you were looking for...?
--
Jarno Elovirta jarno.elovirta@codeonline.com
CODEONLINE Ltd. http://www.codeonline.com
P.O. Box 538 (Ukonvaaja 2 A), FIN-02130 Espoo, Finland
Mobile: +358 40 747 5572 Fax: +358 9 4393 0410
"Hoc non credo; toga mea surrepta est iterum!"
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