W3C home > Mailing lists > Public > public-rdfa-wg@w3.org > November 2011

Re: Maybe a new pandora's box? '/' in a CURIE

From: Ivan Herman <ivan@w3.org>
Date: Wed, 16 Nov 2011 12:06:41 +0100
Cc: W3C RDFWA WG <public-rdfa-wg@w3.org>, Dan Brickley <danbri@danbri.org>, Jeni Tennison <jeni@jenitennison.com>, Shane P McCarron <shane@aptest.com>
Message-Id: <DEB96360-70DA-4925-9BA5-23FB71D378DD@w3.org>
To: Ivan Herman <ivan@w3.org>
And I realized that I made a serious error in the subject. We are not talking about a '/' in a CURIE. We are talking about a '/' in a term.

Ivan


On Nov 16, 2011, at 12:04 , Ivan Herman wrote:

> Having checked the spec: the value of @typeof is a TERMorCURIEorAbsIRI; a TERM is an NCName. Ie, alas!, my program works properly.
> 
> So the question becomes more specific: can we allow a TERM to be an extension of NCName that also allows the '/' character? Do we need it (Dan?)? Does it lead to major issues if we don't?
> 
> Sigh...
> 
> Ivan
> 
> On Nov 16, 2011, at 09:33 , Ivan Herman wrote:
> 
>> So... I hope I am wrong and it is only my implementation that behaves badly.
>> 
>> The canonical example we have these days is something like
>> 
>> <div vocab="http://schema.org/" typeof="Some_Type"> .... </div>
>> 
>> However. I am not sure what the extension model of schema.org entails (hence an explicit cc of this mail to Dan and Jeni). Does it mean that some types or predicates will have a URI of the form: http://schema.org/A/B ?
>> 
>> If so, then we should be able to say in RDFa
>> 
>> <div vocab="http://schema.org/" typeof="A/B"> ... </div>
>> 
>> Hence the next question (and cc-ing explicitly to Shane, who knows this inside out): is this allowed at this moment? My impression is that it is not, at least my implementation has problems with it. If it is only my implementation, I can deal with it at least...
>> 
>> So: please, pretty please, make my mind at ease that we have no problem here!:-)
>> 
>> Ivan
>> 
>> ----
>> Ivan Herman, W3C Semantic Web Activity Lead
>> Home: http://www.w3.org/People/Ivan/
>> mobile: +31-641044153
>> FOAF: http://www.ivan-herman.net/foaf.rdf
>> 
>> 
>> 
>> 
>> 
>> 
> 
> 
> ----
> Ivan Herman, W3C Semantic Web Activity Lead
> Home: http://www.w3.org/People/Ivan/
> mobile: +31-641044153
> FOAF: http://www.ivan-herman.net/foaf.rdf
> 
> 
> 
> 
> 


----
Ivan Herman, W3C Semantic Web Activity Lead
Home: http://www.w3.org/People/Ivan/
mobile: +31-641044153
FOAF: http://www.ivan-herman.net/foaf.rdf
Received on Wednesday, 16 November 2011 11:04:09 GMT

This archive was generated by hypermail 2.2.0+W3C-0.50 : Friday, 27 April 2012 04:55:18 GMT