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From "Luca Morandini" <luca.morandi...@tin.it>
Subject RE: XPath transformer?
Date Fri, 30 Aug 2002 08:55:03 GMT
> Not easily, because the 'match' attribute cannot be dynamic. Eg, I

Oh, I see... so you want a *dynamic* selector.

Hmm... this was not apparent from your example, It seemed you wanted just a way to select
one chapter amongst many.

Anyway, I think you should dirt your fingers with Xalan to get want you want. I cannot appreciate
if this prospective
XPathTransformer could be of general use, though... I never had such a need myself.

Best regards,


---------------------------------------------
               Luca Morandini
               GIS Consultant
              lmorandini@ieee.org
http://utenti.tripod.it/lmorandini/index.html
---------------------------------------------


> -----Original Message-----
> From: Jeff Turner [mailto:jefft@apache.org]
> Sent: Friday, August 30, 2002 11:01 AM
> To: cocoon-users@xml.apache.org
> Subject: Re: XPath transformer?
>
>
> Thanks (Luca too:) for the rapid replies.
>
> On Fri, Aug 30, 2002 at 10:21:47AM +0200, Koen Pellegrims wrote:
> > What you are trying to do can just as easily be achieved with xslt, can't
> > it?
>
> Not easily, because the 'match' attribute cannot be dynamic. Eg, I
> couldn't do:
>
> <xsl:param name="xpath-expr"/>
>
> <xsl:template match="$xpath-expr">
>   <xsl:copy-of select="."/>
> </xsl:template>
>
> AFAIK this is for the same reason that Cocoon doesn't currently have an
> XPath matcher.
>
> > If you *really* want xpath, you can always write a small xsp-page that
> > generates an xinclude-statement and then run it through the
> > xinclude-transformer (which, IIRC will be merged with the cinclude
> > transformer into a single 'include'-transformer in the near future).
>
> That's a good idea. I'll have a go.
>
> thanks,
>
> --Jeff
>
> > K.
> >
> > > -----Oorspronkelijk bericht-----
> > > Van: Jeff Turner [mailto:jefft@apache.org]
> > > Verzonden: vrijdag 30 augustus 2002 10:25
> > > Aan: cocoon-users@xml.apache.org
> > > Onderwerp: XPath transformer?
> > >
> > >
> > > Hi,
> > >
> > > I have a user manual in XML format:
> > >
> > > <document>
> > >   <body>
> > >     <s1 title="Introduction">
> > >       ...
> > >     </s1>
> > >     <s1 title="Getting Started">
> > >       ...
> > >     </s1>
> > >     ...
> > >   </body>
> > > </document>
> > >
> > > Is there any way that I could extract out just one <s1> element, and
> > > render it as a page? Ie, like an XPath transformer, that would extract a
> > > single node:
> > >
> > > <map:match pattern="manual/*">
> > >   <map:generate src="manual.xml"/>
> > >   <map:transform type="xpath" select="/document/s1[@title='{1}']"/>
> > >   <map:transform src="chapter2html.xsl"/>
> > > </map:match>
> > >
> > > I could then link to chapters with <link
> > > href="manual/Introduction">introduction</link>.
> > >
> > > Is this possible, or should I write my own transformer?
> > >
> > > thanks,
> > >
> > > --Jeff
> > >
> > > ---------------------------------------------------------------------
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> >
> >
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>
> --
> Hell is a state of mind. And every state of mind, left to itself,
> every shutting up of the creature within the dungeon of it's own
> mind -- is, in the end, Hell.
>   C.S. Lewis, _The Great Divorce_
>
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