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Re: Re: building a hierarchical classification out of
Subject: Re: 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
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Hi,
Now, I try it
Seems much easy with keys.Thank you.
2006/7/25, mnews-xsl@xxxxxx <mnews-xsl@xxxxxx>:
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
self::sub-sub-subunit)]"
use="generate-id(
(parent::unit |
preceding-sibling::*
[self::subunit or self::sub-subunit
or self::sub-sub-subunit][1]
)[last()])"/>
<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',
generate-id(.))"/>
</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
-->
> <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="$next-element">
> <xsl:call-template name="get-block">
> <xsl:with-param name="context"
select="$next-element"/>
> <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()=$node-type][1]"/>
>
> <xsl:variable name="fathers-name">
> <xsl:call-template name="get-pare">
> <xsl:with-param name="unitat"
select="$node-type"/>
> </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="$context[self::unit or self::subunit
or
> self::sub-subunit or self::sub-sub-subunit]">
> <xsl:call-template name="process-node">
> <xsl:with-param name="context"
> select="$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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