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RE: [xsl] XML/XSLT formatting problem


Subject: RE: [xsl] XML/XSLT formatting problem
From: "Chris Hicks" <chrish2000@xxxxxxxxxxxxxx>
Date: Thu, 6 Jan 2005 21:46:28 +1100

I think I've solved my problem,

<xsl:apply-templates select="image[id =
$lastid]/following-sibling::image[count(. | key('idkey', id)[1])=1]"/> 

Thanks for all the help.

Chris

> -----Original Message-----
> From: Chris Hicks [mailto:chrish2000@xxxxxxxxxxxxxx] 
> Sent: Thursday, 6 January 2005 8:50 PM
> To: xsl-list@xxxxxxxxxxxxxxxxxxxxxx
> Subject: RE: [xsl] XML/XSLT formatting problem
> 
> Thanks Michael,
> 
> This has further been complicated by the fact that I have 
> image ID's in the result set that are repeated..in what is 
> essentially a de-normalised structure
> 
> Eg. 
> 
> <results lastid="9">
>   <image>
>     <id>37</id>
>     <imagetitle>Fred</imagetitle>
>     <imagelocation>fred.jpg</imagelocation>
>     <imagesubject>Fred</imagesubject>
>   </image>
>   <image>
>     <id>9</id>
>     <imagetitle>Wilma</imagetitle>
>     <imagelocation>wilma.jpg</imagelocation>
>     <imagesubject>Wives</imagesubject>
>   </image>
>   <image>
>     <id>9</id>
>     <imagetitle>Wilma</imagetitle>
>     <imagelocation>wilma.jpg</imagelocation>
>     <imagesubject>Women</imagesubject>
>   </image>
>   <image>
>     <id>9</id>
>     <imagetitle>Wilma</imagetitle>
>     <imagelocation>wilma.jpg</imagelocation>
>     <imagesubject>Fred</imagesubject>
>   </image>
>   <image>
>     <id>22</id>
>     <imagetitle>Barney</imagetitle>
>     <imagelocation>barney.jpg</imagelocation>
>     <imagesubject>Bam Bam</imagesubject>
>   </image>
>   <image>
>     <id>22</id>
>     <imagetitle>Barney</imagetitle>
>     <imagelocation>barney.jpg</imagelocation>
>     <imagesubject>Betty</imagesubject>
>   </image>
>   <image>
>     <id>24</id>
>     <imagetitle>Dino</imagetitle>
>     <imagelocation>dino.jpg</imagelocation>
>     <imagesubject>Dino</imagesubject>
>   </image>
>   <image>
>     <id>24</id>
>     <imagetitle>Dino</imagetitle>
>     <imagelocation>dino.jpg</imagelocation>
>     <imagesubject>Fred</imagesubject>
>   </image>
> </results>
> 
> So what I have is a key on id at the top of my template:
> 
> <xsl:key name="idkey" match="image" use="id"/> ..
> 
> Then I want to output a line for each unique ID using:
> 
> <xsl:for-each select="photographs::[count(. | key('idkey', 
> id)[1])=1]"> ..
> 
> Is there any way in the above line I can apply the 
> restriction that the id must be in a sibling of the image 
> with the @lastid so I only output items with id's of 22 and 24?
> 
> Cheers,
> 
> Chris
> 
> 
> 
> 
> > -----Original Message-----
> > From: Michael Kay [mailto:mike@xxxxxxxxxxxx]
> > Sent: Thursday, 6 January 2005 8:29 PM
> > To: xsl-list@xxxxxxxxxxxxxxxxxxxxxx
> > Subject: RE: [xsl] XML/XSLT formatting problem
> > 
> > 
> > <xsl:template match="results">
> >   
> >   <xsl:apply-templates
> > select="image[id=current()/@lastid]/following-sibling::*">
> >    ...
> > 
> > Michael Kay
> > http://www.saxonica.com/
> > 
> > > -----Original Message-----
> > > From: Chris Hicks [mailto:chrish2000@xxxxxxxxxxxxxx]
> > > Sent: 06 January 2005 07:09
> > > To: xsl-list@xxxxxxxxxxxxxxxxxxxxxx
> > > Subject: [xsl] XML/XSLT formatting problem
> > > 
> > > Hi,
> > > 
> > > I have a problem where I need to start printing values from
> > a nodeset
> > > starting from a certain position in the set.
> > > 
> > > My xml looks similar to this:
> > > 
> > > <results lastid="9">
> > >   <image>
> > >     <id>37</id>
> > >     <imagetitle>Fred</imagetitle>
> > >     <imagelocation>fred.jpg</imagelocation>
> > >   </image>
> > >   <image>
> > >     <id>22</id>
> > >     <imagetitle>Barney</imagetitle>
> > >     <imagelocation>barney.jpg</imagelocation>
> > >   </image>
> > >   <image>
> > >     <id>9</id>
> > >     <imagetitle>Wilma</imagetitle>
> > >     <imagelocation>wilma.jpg</imagelocation>
> > >   </image>
> > >   <image>
> > >     <id>12</id>
> > >     <imagetitle>Dino</imagetitle>
> > >     <imagelocation>dino.jpg</imagelocation>
> > >   </image>
> > >   <image>
> > >     <id>1</id>
> > >     <imagetitle>Bam Bam</imagetitle>
> > >     <imagelocation>bambam.jpg</imagelocation>
> > >   </image>
> > > </results>
> > > 
> > > I need to check the "lastid" attribute in the result node
> > when looping
> > > through the nodeset in order to know when to start 
> printing results 
> > > (this represents the last id printed on the previous 
> page).  In the 
> > > above example I want to start printing results starting
> > from id = 12.
> > > 
> > > Any tips on where to begin would be appreciated.
> > > 
> > > Cheers,
> > > 
> > > 
> > > Chris


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