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Subject: Re: [xsl] Re: building a hierarchical classification out of flat and redundant data From: "Albert Juhé" <albertjuhe@xxxxxxxxx> Date: Wed, 26 Jul 2006 08:03:08 +0200 |
Now, I try it Seems much easy with keys.Thank you.
self::sub-sub-subunit)]"Hi Albert, there's an opportunity to solve your problem much easier: Bye.
<?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="xml" indent="yes" encoding="iso-8859-1"/>
<xsl:key name="ptr-down" match="sub-subunit" use="generate-id(preceding-sibling::subunit[1])"/> <xsl:key name="ptr-down" match="sub-sub-subunit" use="generate-id(preceding-sibling::sub-subunit[1])"/>
<xsl:key name="content" match="node() [not(self::subunit or self::sub-subunit or
use="generate-id(
(parent::unit |
preceding-sibling::*
[self::subunit or self::sub-subunit
)[last()])"/>generate-id(.))"/>
<xsl:strip-space elements="*"/>
<xsl:template match="/modul"> <xsl:copy> <xsl:apply-templates/> </xsl:copy> </xsl:template>
<xsl:template match="unit"> <xsl:copy> <xsl:copy-of select="@*"/> <xsl:copy-of select="key('content', generate-id(.))"/> <xsl:apply-templates select="subunit"/> </xsl:copy> </xsl:template>
<xsl:template match="subunit|sub-subunit|sub-sub-subunit"> <xsl:copy> <title><xsl:value-of select="."/></title> <xsl:copy-of select="key('content', generate-id(.))"/> <xsl:apply-templates select="key('ptr-down',
--></xsl:copy> </xsl:template>
</xsl:stylesheet>
Albert Juhi wrote: > Hi David, > > The last week an amazin brown arrive me, the problem is the same: > I have this xml: > > <modul> > <unit id="1"> > <subunit>Rupturas</subunit> > <sub-subunit>sistema </sub-subunit> > <sub-subunit>incertidumbre</sub-subunit> > <subunit>Megatendencias</subunit> > <sub-subunit>Caracterizacisn</sub-subunit> > <sub-sub-subunit>1.2.1.1.</sub-sub-subunit> > <p>Text 1211</p> > <param>Text 2 1211</param> > <sub-sub-subunit>1.2.1.2.</sub-sub-subunit> > <sub-sub-subunit>1.2.1.3.</sub-sub-subunit> > <sub-subunit>Vectores</sub-subunit> > <sub-sub-subunit>1.2.2.1.</sub-sub-subunit> > <sub-sub-subunit>1.2.2.2.</sub-sub-subunit> > <sub-sub-subunit>1.2.2.3.</sub-sub-subunit> > <subunit>Perspectivas</subunit> > <sub-subunit>Ideologmas</sub-subunit> > <sub-sub-subunit>1.3.1.1.</sub-sub-subunit> > <sub-sub-subunit>1.3.1.2.</sub-sub-subunit> > <sub-subunit>controversia</sub-subunit> > <sub-sub-subunit>1.3.2.1.</sub-sub-subunit> > <sub-sub-subunit>1.3.2.2.</sub-sub-subunit> > </unit> > <unit id="2"> > <p>Desafmos sociolaboral</p> > <subunit>Cantidad</subunit> > <p>Text Cantidad</p> > <sub-subunit>riqueza</sub-subunit> > <sub-subunit>paramso</sub-subunit> > <sub-subunit>materia</sub-subunit> > <sub-subunit>panorama a las perspectivas</sub-subunit> > <subunit>Calidad</subunit> > <sub-subunit>Polarizacisn</sub-subunit> > <sub-subunit>La cara</sub-subunit> > <sub-subunit>La cruz</sub-subunit> > <sub-subunit>Precarizacisn</sub-subunit> > <subunit>experiencia</subunit> > <sub-subunit>Ejes</sub-subunit> > <sub-subunit>Condiciones</sub-subunit> > <sub-sub-subunit>2.3.2.1.</sub-sub-subunit> > <sub-sub-subunit>2.3.2.2.</sub-sub-subunit> > <sub-sub-subunit>2.3.2.3.</sub-sub-subunit> > <subunit>paradigma</subunit> > <sub-subunit>civilizacisn</sub-subunit> > <sub-subunit>emplemsmo</sub-subunit> > <sub-subunit>Agenda</sub-subunit> > </unit> > </modul> > > And I have to convert in a hierarchial xml structure into the unit > tag, with this conditions: > - Between tag can exists another tags, this tags belongs to the > preceding-sibling. > - The hierarchi is: unit, subunit,sub-subunit and sub-sub-subunit. > > Result file and solution: > > <modul> > <unit id="1"> > <subunit> > <title>Rupturas</title> > <sub-subunit> > <title>sistema </title> > </sub-subunit> > <sub-subunit> > <title>incertidumbre</title> > </sub-subunit> > </subunit> > <subunit> > <title>Megatendencias</title> > <sub-subunit> > <title>Caracterizacisn</title> > <sub-sub-subunit> > <title>1.2.1.1.</title> > <p>Text 1211</p> > <param>Text 2 1211</param> > </sub-sub-subunit> > <sub-sub-subunit> > <title>1.2.1.2.</title> > </sub-sub-subunit> > <sub-sub-subunit> > <title>1.2.1.3.</title> > </sub-sub-subunit> > </sub-subunit> > <sub-subunit> > <title>Vectores</title> > <sub-sub-subunit> > <title>1.2.2.1.</title> > </sub-sub-subunit> > <sub-sub-subunit> > <title>1.2.2.2.</title> > </sub-sub-subunit> > <sub-sub-subunit> > <title>1.2.2.3.</title> > </sub-sub-subunit> > </sub-subunit> > </subunit> > <subunit> > <title>Perspectivas</title> > <sub-subunit> > <title>Ideologmas</title> > <sub-sub-subunit> > <title>1.3.1.1.</title> > </sub-sub-subunit> > <sub-sub-subunit> > <title>1.3.1.2.</title> > </sub-sub-subunit> > </sub-subunit> > <sub-subunit> > <title>controversia</title> > <sub-sub-subunit> > <title>1.3.2.1.</title> > </sub-sub-subunit> > <sub-sub-subunit> > <title>1.3.2.2.</title> > </sub-sub-subunit> > </sub-subunit> > </subunit> > </unit> > <unit id="2"> > <p>Desafmos sociolaboral</p> > <subunit> > <title>Cantidad</title> > <p>Text Cantidad</p> > <sub-subunit> > <title>riqueza</title> > </sub-subunit> > <sub-subunit> > <title>paramso</title> > </sub-subunit> > <sub-subunit> > <title>materia</title> > </sub-subunit> > <sub-subunit> > <title>panorama a las perspectivas</title> > </sub-subunit> > </subunit> > <subunit> > <title>Calidad</title> > <sub-subunit> > <title>Polarizacisn</title> > </sub-subunit> > <sub-subunit> > <title>La cara</title> > </sub-subunit> > <sub-subunit> > <title>La cruz</title> > </sub-subunit> > <sub-subunit> > <title>Precarizacisn</title> > </sub-subunit> > </subunit> > <subunit> > <title>experiencia</title> > <sub-subunit> > <title>Ejes</title> > </sub-subunit> > <sub-subunit> > <title>Condiciones</title> > <sub-sub-subunit> > <title>2.3.2.1.</title> > </sub-sub-subunit> > <sub-sub-subunit> > <title>2.3.2.2.</title> > </sub-sub-subunit> > <sub-sub-subunit> > <title>2.3.2.3.</title> > </sub-sub-subunit> > </sub-subunit> > </subunit> > <subunit> > <title>paradigma</title> > <sub-subunit> > <title>civilizacisn</title> > </sub-subunit> > <sub-subunit> > <title>emplemsmo</title> > </sub-subunit> > <sub-subunit> > <title>Agenda</title> > </sub-subunit> > </subunit> > </unit> > </modul> > > This is my solution: > > <xsl:template match="modul"> > <xsl:copy> > <xsl:copy-of select="@*"/> > <xsl:apply-templates/> > </xsl:copy> > </xsl:template> > > <xsl:template match="unit"> > <xsl:copy> > <xsl:copy-of select="@*"/> > <xsl:call-template name="process-node"> > <xsl:with-param name="node-father" select="name()"/> > </xsl:call-template> > </xsl:copy> > </xsl:template> > > <!-- Copy elements --> > <xsl:template match="*"> > <xsl:copy> > <xsl:copy-of select="@*"/> > <xsl:apply-templates/> > </xsl:copy> > </xsl:template> > > <!-- > Test if an element match with the final block using generate-id
select="$next-element"/>> <xsl:template name="get-block"> > <xsl:param name="context" select="."/> > <xsl:param name="target"/> > > <xsl:if test="generate-id($context)!=$target"> > <xsl:apply-templates select="$context" mode="copia"/> > <xsl:variable name="next-element" > select="$context/following-sibling::*[1]"/> > <xsl:if test="$next-element"> > <xsl:call-template name="get-block"> > <xsl:with-param name="context"
> <xsl:with-param name="target" select="$target"/>
> </xsl:call-template>
> </xsl:if>
> </xsl:if>
>
> </xsl:template>
>
> <!--
> Find a subunit tag
> -->
> <xsl:template name="process-node">
> <xsl:param name="context" select="*[1]"/>
> <xsl:param name="node-father"/>
>
> <xsl:choose>
> <xsl:when test="$context[self::unit or self::subunit or
> self::sub-subunit or self::sub-sub-subunit]">
> <xsl:variable name="node-type" select="name($context)"/>
> <xsl:element name="{$node-type}">
> <title><xsl:value-of select="$context"/></title>
> <xsl:call-template name="generate-block">
> <xsl:with-param name="context"
> select="$context/following-sibling::*[1]"/>
> <xsl:with-param name="node-type"
> select="$node-type"/>
> </xsl:call-template>
> </xsl:element>
>
> <xsl:variable name="seguent-node"
> select="$context/following-sibling::*[name()=$node-type][1]"/>
>
> <xsl:variable name="fathers-name">
> <xsl:call-template name="get-pare">
> <xsl:with-param name="unitat"
> </xsl:call-template> > </xsl:variable> > > <!-- Test if are the same type and have the same father, > for > continuing processing --> > <xsl:if test="$seguent-node and > name($seguent-node)=$node-type and >
(generate-id($seguent-node/preceding-sibling::*[name()=$fathers-name][1])=gen erate-id($context/preceding-sibling::*[name()=$fathers-name][1]))">
>
> <xsl:call-template name="process-node">
> <xsl:with-param name="context"
> select="$seguent-node"/>
> </xsl:call-template>
> </xsl:if>
>
> </xsl:when>
> <xsl:otherwise>
> <xsl:apply-templates select="$context"/>
> <xsl:if test="$context/following-sibling::*">
> <xsl:call-template name="process-node">
> <xsl:with-param name="context"
> select="$context/following-sibling::*[1]"/>
> </xsl:call-template>
> </xsl:if>
> </xsl:otherwise>
> </xsl:choose>
> </xsl:template>
>
> <xsl:template name="generate-block">
> <xsl:param name="context"/>
> <xsl:param name="node-type"/>
>
> <xsl:if test="$context">
> <!-- Where stops to process? -->
> <xsl:variable name="pares">
> <xsl:call-template name="get-ordre-unitat">
> <xsl:with-param name="unitat" select="$node-type"/>
> </xsl:call-template>
> </xsl:variable>
> <xsl:variable name="node-limit"
> select="contains($pares,concat('*',name($context),'*'))"/>
>
> <xsl:if test="not($node-limit)">
> <xsl:choose>
> <xsl:when test="$context[self::unit or self::subunit
> self::sub-subunit or self::sub-sub-subunit]"> > <xsl:call-template name="process-node"> > <xsl:with-param name="context" > select="$context"/> > </xsl:call-template> > </xsl:when> > <xsl:otherwise> > <xsl:apply-templates select="$context"/> > <xsl:call-template name="generate-block"> > <xsl:with-param name="context" > select="$context/following-sibling::*[1]"/> > <xsl:with-param name="node-type" > select="$node-type"/> > </xsl:call-template> > </xsl:otherwise> > </xsl:choose> > </xsl:if> > </xsl:if> > > </xsl:template> > > <!-- Sets the hierarchial order --> > <xsl:template name="get-ordre-unitat"> > <xsl:param name="unitat"/> > > <xsl:choose> > <xsl:when test="$unitat='unit'"> > <xsl:value-of select="'*unit*'"/> > </xsl:when> > <xsl:when test="$unitat='subunit'"> > <xsl:value-of select="'*unit*subunit*'"/> > </xsl:when> > <xsl:when test="$unitat='sub-subunit'"> > <xsl:value-of select="'*unit*subunit*sub-subunit*'"/> > </xsl:when> > <xsl:when test="$unitat='sub-sub-subunit'"> > <xsl:value-of > select="'*unit*subunit*sub-subunit*sub-sub-subunit*'"/> > </xsl:when> > </xsl:choose> > > </xsl:template> > > <!-- Retorna pare --> > <xsl:template name="get-pare"> > <xsl:param name="unitat"/> > > <xsl:choose> > <xsl:when test="$unitat='unit'"> > <xsl:value-of select="''"/> > </xsl:when> > <xsl:when test="$unitat='subunit'"> > <xsl:value-of select="'unit'"/> > </xsl:when> > <xsl:when test="$unitat='sub-subunit'"> > <xsl:value-of select="'subunit'"/> > </xsl:when> > <xsl:when test="$unitat='sub-sub-subunit'"> > <xsl:value-of select="'sub-subunit'"/> > </xsl:when> > </xsl:choose> > > </xsl:template>
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