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Re: Re: RE: [xsl] sequence numbering.

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William,

You didn't put in the $ for the variable $this_color. Otherwise it works.

Chuck Paussa

<?xml version="1.0"?>
<xsl:stylesheet version="1.0" 
                xmlns:xsl="http://www.w3.org/1999/XSL/Transform" 
                xmlns:xalan = "http://xml.apache.org/xalan" 
                exclude-result-prefixes="xalan">
<xsl:output omit-xml-declaration="yes" method="text"/>
<xsl:key  name = "color" match = "//colorlist/color" use = "@id"/>
<xsl:template match="/">
<xsl:variable name="sorted-color">
<xsl:for-each select="//product">
<xsl:sort select="./color" data-type="text" order="descending"/>
<xsl:copy-of select="."/>
</xsl:for-each>
</xsl:variable>
<xsl:for-each select="xalan:nodeset($sorted-color)/product">
<xsl:variable name="this_color" select="./color"/>
<xsl:number count="product[color=$this_color]"/><xsl:value-of select="$this_color"/>
<xsl:value-of select="key('color',this_color)"/>
<xsl:text>&#xa;</xsl:text>
</xsl:for-each>
</xsl:template>
</xsl:stylesheet>

--- william locksman <vsd18@xxxxxxxxxxxxxx> wrote:
> Hi ,
> Thanks very much to Jeni for sorting my probs out..
> That was really very helpful.
> How ever there is one more problem that popped out.
> Here it goes..
> The xml file..
> <products>
>     <product id = "1">
>     <name>product1</name>
>      <weight>56</weight>
>      <color>11</color>
>     </product>
>     <product id = "2">
>      <name>product2</name>
>      <weight>56</weight>
>      <color>11</color>
>     </product>
>     <product id = "3">
>     <name>product3</name>
>      <weight>56</weight>
>      <color>11</color>
>     </product>
>     <product id = "4">
>     <name>product4</name>
>      <weight>56</weight>
>      <color>12</color>
>     </product>
>     <product id = "5">
>      <name>product5</name>
>      <weight>56</weight>
>      <color>12</color>
>     </product>
>     <colorlist>
>     <color id = "11">
>      <name>red</name>
>     </color>
>     <color id = "12">
>     <name>blue</name>
>     </color>
>     </colorlist>
>   </products>
> Here i was adviced by Jenni to  sort the colors and store it in 
> Variable.. and then use the <xalan:nodeset > for processing.
> in doing so when i try to use the <xsl:key>, it does not seem to 
> give me the desired result.
> i am pasting below the xsl..
> <?xml version="1.0"?>
> <xsl:stylesheet version="1.0" 
> xmlns:xsl="http://www.w3.org/1999/XSL/Transform" xmlns:xalan = 
> "http://xml.apache.org/xalan" exclude-result-prefixes="xalan">
> <xsl:output omit-xml-declaration="yes" method="text"/>
> <xsl:key  name = "color" match = "//colorlist/color" use = 
> "@id"/>
> <xsl:template match="/">
> <xsl:variable name="sorted-color">
> <xsl:for-each select="//product">
> <xsl:sort select="./color" data-type="text" order="descending"/>
> <xsl:copy-of select="."/>
> </xsl:for-each>
> </xsl:variable>
> <xsl:for-each select="xalan:nodeset($sorted-color)/product">
> <xsl:variable name="this_color" select="./color"/>
> <xsl:number count="product[color=$this_color]"/><xsl:value-of 
> select="this_color"/>
> <xsl:value-of select="key('color',this_color)"/>
> <xsl:text>
</xsl:text>
> </xsl:for-each>
> </xsl:template>
> </xsl:stylesheet>
> 
> I was expecting a result that would look like
> 1 blue
> 2 blue
> 1 red
> 2 red
> 3 red
> but the key function is not returning any text..
> and the result is
> 1
> 2
> 1
> 2
> 3
> Am i wrong in my XSL or is there any thing i am missing out and 
> which i am unaware of??
> thanks
> william
> >Hi William,
> >
> > > about the name space,
> > > The Declartion i am using is
> > >
> > > <xsl:stylesheet 
> >xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
> > > xmlns:xalan="http://xml.apache.org/xslt"
> > > xmlns:redirect="org.apache.xalan.xslt.extensions.Redirect"
> > > extension-element-prefixes="redirect"
> > >              version="1.0">
> > >
> > > and i am using XALAN processor
> >
> >OK, then you should be able to use xalan:nodeset() extension 
> >function
> >(see http://xml.apache.org/xalan-j/extensionslib.html#nodeset).
> >
> >[It seems likely that the next version of Xalan will support 
> >EXSLT
> >functions. See the recent mail from Don Leslie
> >(http://aspn.activestate.com/ASPN/Mail/Message/exslt/1083089). 
> >With
> >that version, you'll be able to use the namespace
> >http://exslt.org/common, and the function exsl:node-set(), which 
> >would
> >make your stylesheet portable across a range of processors, 
> >including
> >Saxon, libxslt, 4XSLT and jd.xslt.]
> >
> >Cheers,
> >
> >Jeni
> >
> >---
> >Jeni Tennison
> >http://www.jenitennison.com/
> >
> >
> >  XSL-List info and archive:  
> >http://www.mulberrytech.com/xsl/xsl-list
> >
> 
> 
> On Wed, 27 Mar 2002 william locksman wrote :
> >Hi the solution Michael Suggested seems to fit my purpose, But 
> >Since i am a newbie to XSL , I do not know how to form a 
> >temporary tree that contains sorted sequence.
> >Michael's explaination made me pretty much clear of what has to 
> >be done. But i do not know how it has to be done.
> >If any one can please suggest me how to go about doing it or give 
> >me a link to any reference document, It should be of much help to 
> >me
> >Thanks
> >William
> >
> >On Tue, 26 Mar 2002 Michael Kay wrote :
> >><xsl:number> gives you the position of the element in the source 
> >>tree, not
> >>in the sorted sequence. To get the number in the sorted 
> >>sequence, do a
> >>two-phase transformation: create a temporary tree that contains 
> >>the sorted
> >>products, then process this (using xx:node-set()) to add the 
> >>numbers. To get
> >>the number for a product among all the products of the same 
> >>colour, use
> >><xsl:number count="product[color=$this_color]"/>
> >>
> >>Michael Kay
> >>Software AG
> >>home: Michael.H.Kay@xxxxxxxxxxxx
> >>work: Michael.Kay@xxxxxxxxxxxxxx
> >>
> >> > -----Original Message-----
> >> > From: owner-xsl-list@xxxxxxxxxxxxxxxxxxxxxx
> >> > [mailto:owner-xsl-list@xxxxxxxxxxxxxxxxxxxxxx]On Behalf Of 
> >>william
> >> > locksman
> >> > Sent: 26 March 2002 16:34
> >> > To: xsl-list@xxxxxxxxxxxxxxxxxxxxxx
> >> > Subject: [xsl] sequence numbering
> >> >
> >> >
> >> > <products>
> >> >   <product id = "1">
> >> >   <name>product1</name>
> >> >    <weight>56</weight>
> >> >    <color>blue</color>
> >> >   </product>
> >> >   <product id = "2">
> >> >    <name>product2</name>
> >> >    <weight>56</weight>
> >> >    <color>red</color>
> >> >   </product>
> >> >   <product id = "3">
> >> >   <name>product3</name>
> >> >    <weight>56</weight>
> >> >    <color>red</color>
> >> >   </product>
> >> >   <product id = "4">
> >> >   <name>product4</name>
> >> >    <weight>56</weight>
> >> >    <color>blue</color>
> >> >   </product>
> >> >   <product id = "5">
> >> >    <name>product5</name>
> >> >    <weight>56</weight>
> >> >    <color>blue</color>
> >> >   </product>
> >> > </products>
> >> >
> >> > for the above xml for all the color elements in the xml 
> >>file,
> 
=== message truncated ===


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