Re: WebID-ISSUE-66 (microdata): Microdata Support [WebID Spec]

On Tue, Nov 29, 2011 at 11:39 AM, Stéphane Corlosquet <scorlosquet@gmail.com
> wrote:

>
>
> On Tue, Nov 29, 2011 at 4:27 AM, WebID Incubator Group Issue Tracker <
> sysbot+tracker@w3.org> wrote:
>
>>
>> WebID-ISSUE-66 (microdata): Microdata Support [WebID Spec]
>>
>> http://www.w3.org/2005/Incubator/webid/track/issues/66
>>
>> Raised by: Ted Thibodeau
>> On product: WebID Spec
>>
>> Kingsley Idehen proposed that we support Microdatata such as the one
>> pasted below.
>> http://lists.w3.org/Archives/Public/public-xg-webid/2011Nov/0270.html
>>
>> <div xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
>>     xmlns:rdfs="http://www.w3.org/2000/01/rdf-schema#">
>> <div itemscope=""
>> itemid="
>> http://id.myopenlink.net/about/id/entity/http/graph.facebook.com/kidehen"
>>     itemtype="http://xmlns.com/foaf/0.1/Person">
>> <div itemprop="http://www.w3.org/ns/auth/cert#key" itemscope=""
>>         itemtype="http://www.w3.org/ns/auth/cert#RSAPublicKey">
>> <div itemprop="http://www.w3.org/ns/auth/cert#exponent">65537</div>
>> <div itemprop="http://www.w3.org/ns/auth/cert#modulus">
>> e10aab5c72781f60eb8955b2ea903319c199edd2201842e0840d43048bf018cc92b160
>>     fedb3af19a58f193d4a4dc22ea01ecaff1ced0e1d612670daacd6743474b00ca3305ce
>>     2be6ebbd911d15137278d8ccc3455ef9478134ee5e292b6498c0d74c1fa240bca71175
>>     1674d8067b9984a0a3c98bdf9a0fb967f32ef1d59bad6d76e2d98b6ec4193db239ada7
>>     c893fe479f59bf574f34a042e69fb3bd2536f1b730446ffc70806949daf6294ba35ccc
>>     d1b72bef08d3604a8daff1df2a8e53af9468d92bdd0a9a52574cafdec1630174057b31
>>     fe8a6dffa7bcbcf24862f0ec9611c6a2e7bd66459d6e9e41d3775fa7851cd20d594309
>>     0b3fea44545e5abba4aa69
>> </div>
>> </div>
>> </div>
>> </div>
>>
>
There should be no xmlns in the microdata snippet.

I should add that microdata does not support datatypes out of the box, so
it's not possible to explicitly state them in HTML. There might be a need
to do some value coercion at the application level in this case.

Steph.



>
>> (the above uses the old ontology, so we'd need a version for the new one)
>>
>> Dan Brickley pointed out
>> http://lists.w3.org/Archives/Public/public-xg-webid/2011Nov/0306.html
>>
>> "What I'd rather see now, instead of gigantic mail threads in my inbox,
>> is a nice tight well-packaged and tested .js library that reads RDFa,
>> Microdata and sure Microformats2 as well. If half the angst about
>> 'picking the winner' I see here could go into coding a format-agnostic
>> HTML reader in .js, we'd all be a better place.
>>
>> Mo McRobers identified the following tasks:
>> http://lists.w3.org/Archives/Public/public-xg-webid/2011Nov/0326.html
>>
>> a. Spec how a WebID profile graph would look serialised in terms of
>> Microdata
>> b. Spec how an application can process RDF/XML _and_ RDFa _and_ Microdata
>> in a uniform fashion for the basic verification (i.e, public key
>> description)
>> c. Spec how an application can process RDF/XML _and_ RDFa _and_ Microdata
>> in a uniform fashion for arbitrary information, such as profile fields
>> (display name, homepage, online accounts, etc.)
>>
>>
> Note that Gregg Kellogg is working on a microdata to RDF conversion
> algorithm [1], so once that spec is stable, and RDF libraries start to
> support it, we could add microdata to the spec with very minimal changes.
>
> Steph.
>
> [1]
> https://dvcs.w3.org/hg/htmldata/raw-file/62761f79513a/microdata-rdf/index.html
>