Re: [xsl] list of actual attributes?

[Per Jessen <per@xxxxxxxxxxxx>]

David Carlisle wrote:

>> I could have used <xsl:copy> instead of <xsl:element name="{name()}">, but I don't see what
>> I'd gain.  (perhaps someone can explain?)
> 
> you get a potentially different result.

[thanks for the explanation, snipped]

>> Anyway, the problem I'm experiencing is - the list of attributes that I get using '@*' seems
>> to also include the attributes with default values from the DTD.  How do I get the list of
>> actual attributes as used in the source document?
> 
> You don't. The attributes are added by the DTD by the XML parser before
> XSLT starts and XSLT has no record of the difference. The whole point of
> attribute defaults are to _save_ later applications having to special
> case code for attributes being there or not being there, by normalising
> things so they are always there. If the non-appearence of an attribute
> has a significance then the DTD should mark it as #IMPLIED rather than
> supplying a default, to allow an application such as XSLt to "imply"
> some default behaviour.

OK, that makes sense.

> I dont't know xalanc but in many systems it is possible to supply an
> entity resolver or catalogue to customise how dtds and other files are
> fetched, if that is possible here you could arrange things so an empty
> dtd was supplied when the transform was made so teh dtd defaults did not
> happen.

Yes, xalanc has the same feature - in fact I am already using a custom-written resolver, so I'll
try this out right away. 



/Per Jessen, Z|rich

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