From: Antonio Alvarado (aalvarado@sema.com.ve)
Date: Mon Oct 23 2000 - 15:45:35 EDT
Can I help you with XSLT?
I can coding, testing or documenting.
I really want to know/work around XSLT!
> -----Mensaje original-----
> De: TOM [SMTP:ptittom@free.fr]
> Enviado el: Domingo 22 de Octubre de 2000 01:57 PM
> Para: xml@rpmfind.net
> Asunto: Re: [xml] XSLT again
>
>
>
> On 22/10/2000 13:52:41 Bjorn Reese wrote:
> > There has previously been some talk about building an XSLT
> > processor on top of libxml. Has anybody started working on this?
>
> As Daniel said, I started working on this.
>
> > If so, how far did you get, and is the sourcecode available
> > anywhere?
>
> Currently not very far.
> I started thinking on the contexts and began coding the extension
> functions for XPath (document() is nearly done, others in the TODO list).
> At the moment, the code is only on my hard disk. It isn't consistent
> enough to have been made public.
>
> > A feasible approach seems to be to start with evaluating existing
> > XSLT processors, and if possible "borrow" ideas and code from
> > them.
>
> That's what I began to do with Sablotron from Ginger Alliance
> <http://www.gingerall.com/>
> In my opinion, the first thing to do is to define the structures for
> accessing templates and the processor context (and probably also a parser
> context).
> Then implement tree parsing (the part on preserving blanks seems to be
> quite difficult to resolve, with my today's programming knowledge) and
> first processing (templates and apply-templates and all node creation XSLT
> elements in a first time, then add the other stuff : output, variables and
> params, loops and tests, etc.)
>
> The reason why I began working on the XSLT functions is to familiarize
> (is this english ?) me with XPath and its internal behaviour.
>
> Oh, Daniel, I think all implicit and explicit XPath functions should be
> made public, or at least in a xpathInternals.h, for XPath extension
> facilities (for example, in the document() XSLT function, we need to
> convert
> the first argument to a string (xmlXPathStringFunction) unless it's a
> node-set in which case we need to merge different node-sets
> (xmlXPathNodeSetMerge)).
>
> Bjorn, contact me in private to discuss about all of this.
> ----
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