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Re: Fw: wdrs:describedby = @rel describedby. Erratum published

From: Shane McCarron <shane@aptest.com>
Date: Tue, 09 Nov 2010 12:43:14 -0600
Message-ID: <4CD99642.1010007@aptest.com>
To: Toby Inkster <tai@g5n.co.uk>
CC: public-rdfa-wg@w3.org, phila@w3.org
Note that there are a number of ARIA terms in there too.  One of which 
is describedBy (I think). But I personally don't think this is 
controversial.  From a follow your nose perspective, I imagine a number 
of our 'terms' should be linked to things outside of our namespace.

On 11/9/2010 12:40 PM, Toby Inkster wrote:
> How controversial would it be to add describedby as a term to the XHTML
> profile for RDFa 1.1?
>
> I'm suggesting:
>
> 	[ a rdfa:TermMapping ]
> 	  rdfa:term "describedby" ;
> 	  rdfa:uri "http://www.w3.org/2007/05/powder-s#describedby" .
>
> I say "controversial" because if it were added to the XHTML profile it
> would be the only term to expand to a URI outside the XHTML vocabulary
> namespace.
>
> But it seems useful to have, as this relation is used quite a bit in
> the XRD/LRDD/WebFinger world.
>
> -Toby
>
> ----
> Begin forwarded message:
>
> Date: Mon, 08 Nov 2010 13:04:57 +0000
> From: Phil Archer<phila@w3.org>
> To: Public POWDER<public-powderwg@w3.org>,  "public-lod@w3.org"
> <public-lod@w3.org>, Semantic Web<semantic-web@w3.org>  Subject:
> wdrs:describedby = @rel describedby. Erratum published
>
>
> As noted on the LOD and POWDER mailing lists in recent days, the
> revived 303/200 with content-location header debate brought to my
> attention the mismatch in the documentation of wdrs:describedby.
>
> Two headlines
> =============
>
> 1. On behalf of the former POWDER WG, I apologise for the confusion and
> for the fact that we hadn't realised the mistake earlier.
>
> 2. It has now been fixed as far as it can be for now, with the
> expectation of a complete fix in the new year.
>
> Brief detail
> ============
>
> The @rel type of 'describedby' is introduced at [1] and formally
> defined at [2] thus:
>
> "The relationship A 'describedby' B asserts that resource B provides a
> description of resource A. There are no constraints on the format or
> representation of either A or B, neither are there any further
> constraints on either resource."
>
> The namespace document for wdrs [3] has now been edited to make it
> clear that wdrs:describedby is semantically identical to this. The
> previous, erroneous, range restriction has been removed.
>
> Much as I wish I could, I can't just edit the actual POWDER
> Recommendation - that requires the following of a change process.
> However, I have published an erratum [4] that makes it clear what edits
> are expected to be made once the process has been followed (as well as
> a link to details of the process itself, currently in draft form). The
> erratum gives full details of the issue and points to the mailing list
> through which comments can be made.
>
> It's worth noting in this context that the @rel value describedby is
> included Mark Nottingham's Web linking document, that has now, at last,
> become an RFC [5].
>
> So, with confidence, we can say that all of the following are
> legitimate and semantically identical:
>
> (X)HTML, ATOM
> <link rel="describedby" href="/doc" type="foo/bar" />
>
> HTTP
> Link:</doc>; rel="describedby" type="foo/bar";
>
> RDF
> @prefix wdrs:<http://www.w3.org/2007/05/powder-s#>  .
> <>  wdrs:describedby</doc>  .
>
> Phil.
>
>
> [1] http://www.w3.org/TR/powder-dr/#assoc-linking
> [2] http://www.w3.org/TR/powder-dr/#appD
> [3] http://www.w3.org/2007/05/powder-s.html#describedby
> [4] http://www.w3.org/2007/powder/powder-errata#describedby
> [5] http://tools.ietf.org/html/rfc5988
>
>

-- 
Shane P. McCarron                          Phone: +1 763 786-8160 x120
Managing Director                            Fax: +1 763 786-8180
ApTest Minnesota                            Inet: shane@aptest.com
Received on Tuesday, 9 November 2010 18:43:57 UTC

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