Re: [xslt] Extension module initialization is called for every imported stylesheet

[Daniel Veillard <veillard redhat com>]

On Wed, May 03, 2006 at 07:56:58AM +0400, Oleg A. Paraschenko wrote:
> Hello,
> 
> On Tue, 2 May 2006 17:18:59 -0400
> Daniel Veillard <veillard redhat com> wrote:
> 
> > On Tue, May 02, 2006 at 09:31:40PM +0200, Buchcik, Kasimier wrote:
> > > Hi,
> > > 
> > > Extension module initialization functions will be called
> > > once for every imported stylesheet (plus the main stylesheet).
> > > The initialization function is the "xsltStyleExtInitFunction"
> > > argument of the xsltRegisterExtModuleFull() function.
> > > Is this the intended design? I.e., is the initialization
> > > expected to be called for *every* imported stylehsheet and not
> > > only once for a whole stylesheet compilation episode?
> 
> As far as I remember, more precise behaviour is the following.
> Initialization is expected for every (imported or main) stylesheet which
> has the corresponding "extension-element-prefixes".
> 
> > 
> >   It's probably an oversight, once per stylesheet should be sufficient.
> 
> Do you mean "once per the whole stylesheet"? I think it is not sufficient.
> 
> I have a chain of imported xslt-files that looks like:
> 
> -- [code]
> <x:stylesheet extension-element-prefixes="myx" ...>
> 
> <myx:init>...</myx:init>
> 
> ...
> 
> </x:stylesheet>
> --- [/code]
> 
> When my xsltStyleExtInitFunction is activated, it looks for "myx:init" and
> performs additional initialization for the corresponding xslt file. If the
> function were called only once, I'd have problems to locate all "myx:init"
> in all xslt files.

  okay, then Kasimier has his answer, ignore mine :-)

Daniel

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