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[XSL-LIST Mailing List Archive Home] [By Thread] [By Date] [Recent Entries] [Reply To This Message] Suggestion for converting from flat file to a structur
 Hello All,
I have been working on this just lately, and I wondered if I could have your
feedback. It may also be useful in a more general context. Its based on help
here, and also from the FAQs.
Regards,
Nicholas Waltham
-----------Source File ----------
<?xml version="1.0" encoding="UTF-8"?>
<doc>
<p style="Normal">Normal</p>
<p style="L1"> - 1.1</p>
<p style="L1"> - 1.2</p>
<p style="L1"> - 1.3</p>
<p style="L1"> - 1.4</p>
<p style="L2"> - 1.4.1</p>
<p style="L2"> - 1.4.2</p>
<p style="L3"> - 1.4.2.1</p>
<p style="L1">- 1.5</p>
<p style="L1">- 1.6</p>
<p style="Normal">Normal</p>
<p style="L1">b First Level 1</p>
<p style="L1">b Second Level 1</p>
<p style="L2">b First <em>Level</em> 2</p>
<p style="L2">b Second Level 2</p>
<p style="L3">b First Level 3</p>
<p style="L2">c Second Level 2</p>
<p style="L3">c First Level 3</p>
<p style="L1">b Third <em>Level</em> 1</p>
<p style="L1">b Forth Level 1</p>
</doc>
-----------Desired Output ----------
<html>
<body bgcolor="#ffffff">
Normal
<ol>
<li> - 1.1</li>
<li> - 1.2</li>
<li> - 1.3</li>
<li> - 1.4</li>
<ol>
<li> - 1.4.1</li>
<li> - 1.4.2</li>
<ol>
<li> - 1.4.2.1</li>
</ol>
</ol>
<li>- 1.5</li>
<li>- 1.6</li>
</ol>
Normal
<ol>
<li>b First Level 1</li>
<li>b Second Level 1</li>
<ol>
<li>b First <em>Level</em> 2</li>
<li>b Second Level 2</li>
<ol>
<li>b First Level 3</li>
</ol>
<li>c Second Level 2</li>
<ol>
<li>c First Level 3</li>
</ol>
</ol>
<li>b Third <em>Level</em> 1</li>
<li>b Forth Level 1</li>
</ol>
</body>
</html>
-----------XSL to do the job ----------
<?xml version="1.0" encoding="UTF-8"?>
<xsl:stylesheet version="1.0"
xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:output method="html" version="1.0" encoding="UTF-8" indent="yes"/>
<!--Items in a list which are not the first items /ie list continuation
items-->
<xsl:key name='listitems1' match="p[@style='L1'and
preceding-sibling::p[1][@style='L1'
or @style='L2' or @style='L3']]"
use="generate-id(preceding-sibling::p[@style='L1'][1])"/>
<xsl:key name='listitems2' match="p[@style='L2'and preceding-sibling::p[1][
@style='L2' or @style='L3']]"
use="generate-id(preceding-sibling::p[@style='L2' and
preceding-sibling::p[1][@style='L1']][1])"/>
<xsl:key name='listitems3' match="p[@style='L3'and
preceding-sibling::p[1][@style='L3']]"
use="generate-id(preceding-sibling::p[@style='L3' and
preceding-sibling::p[1][@style='L2']][1])"/>
<!--First Items in sublists-->
<xsl:key name='sublistitems2' match="p[@style='L2' and
preceding-sibling::p[1][@style='L1']]"
use="generate-id(preceding-sibling::p[@style='L1'][1])"/>
<xsl:key name='sublistitems3' match="p[@style='L3' and
preceding-sibling::p[1][@style='L2']]"
use="generate-id(preceding-sibling::p[@style='L2'][1])"/>
<!--Process Level 1 Lists-->
<xsl:template match="p[@style='L1']" mode="startlist">
<xsl:apply-templates select="." mode="Items"/>
<xsl:apply-templates select="key('sublistitems2', generate-id())"
mode="openlist"/>
<xsl:apply-templates select="key('listitems1', generate-id())"
mode="startlist"/>
</xsl:template>
<!--Process Level 2 Lists-->
<xsl:template match="p[@style='L2']" mode="startlist">
<xsl:apply-templates select="." mode="Items"/>
<xsl:apply-templates select="key('sublistitems3', generate-id())"
mode="openlist"/>
<xsl:apply-templates select="key('listitems2', generate-id())"
mode="startlist"/>
</xsl:template>
<!--Process Level 3 Lists-->
<xsl:template match="p[@style='L3']" mode="startlist">
<xsl:apply-templates select="." mode="Items"/>
<xsl:apply-templates select="key('listitems3', generate-id())"
mode="startlist"/>
</xsl:template>
<!--Start a list if the contents is not empty-->
<xsl:template match="p[@style='L1'or @style='L2' or @style='L3']"
mode="openlist">
<xsl:if test="string(.)!=''">
<ol>
<xsl:apply-templates select="." mode="startlist"/>
</ol>
</xsl:if>
</xsl:template>
<!--Output Individual List Items-->
<xsl:template match="p[@style='L1'or @style='L2' or @style='L3']"
mode="Items">
<xsl:if test="string(.)!=''">
<li>
<xsl:copy-of select="node()"/>
</li>
</xsl:if>
</xsl:template>
<!--Pick out the first level 1 item in a list, dump other items -->
<xsl:template match="p[@style='L1'or @style='L2' or @style='L3']" >
<xsl:if test="@style='L1' and not (preceding-sibling::p[1][@style='L1'or
@style='L2' or @style='L3'])">
<ol>
<xsl:apply-templates select="." mode="startlist"/>
</ol>
</xsl:if>
</xsl:template>
<xsl:template match="/">
<html>
<head>
</head>
<body bgcolor="#ffffff">
<xsl:apply-templates />
</body>
</html>
</xsl:template>
</xsl:stylesheet>
XSL-List info and archive: http://www.mulberrytech.com/xsl/xsl-list
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