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Re: Errata text for RDFa Syntax section 5.5 step 2

From: Ivan Herman <ivan@w3.org>
Date: Fri, 11 Sep 2009 09:53:21 +0200
Message-ID: <4AAA01F1.4040509@w3.org>
To: Shane McCarron <shane@aptest.com>
CC: "public-rdf-in-xhtml-tf.w3.org" <public-rdf-in-xhtml-tf@w3.org>
Shane, just to avoid misunderstandings: can you give want exactly the
new text would be? It is not 100% clear from your mail (not that I
disagree with anything you say:-)

Ivan

Shane McCarron wrote:
> I indicated at the end of the call today I would draft some errata text
> to tighten the spec with regard to what portions of the Namespaces in
> XML Recommendation are relevant to RDFa Syntax. Here is my proposed text:
> 
> Section 5.5 step 2 - The text of step 2 reads in part
> "Mappings are provided by @xmlns. The value to be mapped is set by
> the XML namespace prefix, and the value to map is the value of the
> attribute—a URI. Note that the URI is not processed in any way; in
> particular if it is a relative path it is not resolved against the
> current [base]. Authors are advised to follow best practice for
> using namespaces, which includes not using relative paths." The
> real meaning if this is only clear in the context of Section
> 5.4.1. Scoping of Prefix Mappings, which normatively includes the
> syntax processing rules of the Namespaces in XML Recommendation.
> 
> For the avoidance of doubt, it should be understood that it is
> ONLY the syntax processing rules of Namespaces in XML that are
> relevant to this Recommendation. Those rules define the legal
> syntax for attributes beginning with the sequence 'xmlns:'.
> Conforming RDFa Processors MUST evaluate the definition of URI
> mappings in a manner consistent with those rules.
> 
> Further, the beginning of text cited above should be read as
> "Mappings are provided via the PrefixedAttName production as
> defined in [XMLNS]."
> 
> Comments?
> 

-- 

Ivan Herman, W3C Semantic Web Activity Lead
Home: http://www.w3.org/People/Ivan/
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Received on Friday, 11 September 2009 07:54:01 GMT

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