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@mcarneiro

mcarneiro/replace.xsl

Created August 30, 2010 22:36
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useful functions for xslt 1.0
Raw
replace.xsl
<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform" >
<xsl:output method="xml" encoding="utf-8" indent="yes" omit-xml-declaration="yes" />
<!-- usage
<xsl:variable name="value">
<xsl:call-template name="replace">
<xsl:with-param name="value" select="{root}teste/index.html" />
<xsl:with-param name="from" select="'{root}'" />
<xsl:with-param name="to" select="http://www.carneiro.com/" />
</xsl:call-template>
</xsl:variable>
variable will be "http://www.carneiro.com/teste/index.html"
-->
<xsl:template name="replace">
<xsl:param name="value" />
<xsl:param name="from" />
<xsl:param name="to" />
<xsl:variable name="before">
<xsl:value-of select="substring-before($value, $from)" />
</xsl:variable>
<xsl:variable name="after">
<xsl:value-of select="substring-after($value, $from)" />
</xsl:variable>
<xsl:variable name="replaced">
<xsl:choose>
<xsl:when test="contains($value, $from)">
<xsl:value-of disable-output-escaping="yes" select="concat(concat($before, $to), $after)" />
</xsl:when>
<xsl:otherwise>
<xsl:value-of disable-output-escaping="yes" select="$value" />
</xsl:otherwise>
</xsl:choose>
</xsl:variable>
<xsl:choose>
<xsl:when test="contains($replaced, $from)">
<xsl:call-template name="replace">
<xsl:with-param name="value" select="$replaced" />
<xsl:with-param name="from" select="$from" />
<xsl:with-param name="to" select="$to" />
</xsl:call-template>
</xsl:when>
<xsl:otherwise>
<xsl:value-of disable-output-escaping="yes" select="$replaced" />
</xsl:otherwise>
</xsl:choose>
</xsl:template>
</xsl:stylesheet>
Raw
sliceArray.xsl
<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform" >
<xsl:import href="split.xsl" />
<xsl:output method="xml" encoding="utf-8" indent="yes" omit-xml-declaration="yes" />
<!--
needs split.xsl
usage
<xsl:variable name="var">
<xsl:call-template name="sliceArray">
<xsl:with-param name="value" select="teste.1.2.3" />
<xsl:with-param name="by" select="'.'" />
<xsl:with-param name="position" select="2" />
</xsl:call-template>
</xsl:variable>
variable will be "teste.1"
<xsl:variable name="area">
<xsl:call-template name="sliceArray">
<xsl:with-param name="value" select="teste.1.2.3" />
<xsl:with-param name="by" select="'.'" />
<xsl:with-param name="position" select="-2" />
</xsl:call-template>
</xsl:variable>
variable will be "2.3"
-->
<xsl:template name="sliceArray">
<xsl:param name="value" />
<xsl:param name="by" />
<xsl:param name="position" />
<xsl:choose>
<xsl:when test="$position = 0 or contains($value, $by) = False">
<xsl:value-of disable-output-escaping="yes" select="$value" />
</xsl:when>
<xsl:otherwise>
<xsl:variable name="splitted">
<xsl:call-template name="split">
<xsl:with-param name="value" select="$value" />
<xsl:with-param name="by" select="$by" />
</xsl:call-template>
</xsl:variable>
<xsl:choose>
<xsl:when test="count(msxsl:node-set($splitted)/item) &lt; 0">
<xsl:value-of disable-output-escaping="yes" select="$value" />
</xsl:when>
<xsl:otherwise>
<xsl:for-each select="msxsl:node-set($splitted)/item">
<xsl:choose>
<xsl:when test="($position &lt; 0)">
<xsl:choose>
<xsl:when test="position() = (last() + $position + 1)">
<xsl:value-of disable-output-escaping="yes" select="." />
</xsl:when>
<xsl:when test="position() &gt; (last() + $position + 1)">
<xsl:if test="position() != 1">
<xsl:value-of select="$by" />
</xsl:if>
<xsl:value-of disable-output-escaping="yes" select="." />
</xsl:when>
</xsl:choose>
</xsl:when>
<xsl:otherwise>
<xsl:choose>
<xsl:when test="position() = 1 and position() &lt;= $position">
<xsl:value-of disable-output-escaping="yes" select="." />
</xsl:when>
<xsl:when test="position() &lt;= $position">
<xsl:value-of select="$by" /><xsl:value-of disable-output-escaping="yes" select="." />
</xsl:when>
</xsl:choose>
</xsl:otherwise>
</xsl:choose>
</xsl:for-each>
</xsl:otherwise>
</xsl:choose>
</xsl:otherwise>
</xsl:choose>
</xsl:template>
</xsl:stylesheet>
Raw
split.xsl
<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:output method="xml" encoding="utf-8" indent="yes" omit-xml-declaration="yes" />
<!-- Usage
<xsl:variable name="splitted">
<xsl:call-template name="split">
<xsl:with-param name="value" select="$value" />
<xsl:with-param name="by" select="$by" />
</xsl:call-template>
</xsl:variable>
<xsl:for-each select="node-set($splitted)/item"> // remember that "node-set" is proprietary by parser
...
</xsl:for-each>
-->
<xsl:template name="split">
<xsl:param name="value" />
<xsl:param name="by" />
<xsl:variable name="remains">
<xsl:value-of select="substring-after($value, $by)" />
</xsl:variable>
<item>
<xsl:choose>
<xsl:when test="contains($value, $by)">
<xsl:value-of select="substring-before($value, $by)" />
</xsl:when>
<xsl:otherwise>
<xsl:value-of select="$value" />
</xsl:otherwise>
</xsl:choose>
</item>
<xsl:if test="$remains != ''">
<xsl:call-template name="split">
<xsl:with-param name="value" select="$remains" />
<xsl:with-param name="by" select="$by" />
</xsl:call-template>
</xsl:if>
</xsl:template>
</xsl:stylesheet>
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