Re: Two cool things from Facebook

On Sun, Jun 13, 2010 at 5:18 AM, Ivan Herman <ivan@w3.org> wrote:

>
> On Jun 11, 2010, at 21:11 , Ed Summers wrote:
>
> > I'm not sure if this is news to folks on here, but it looks like
> > Facebook is now *publishing* RDFa as well as consuming it.
> >
> >
> http://groups.google.com/group/open-graph-protocol/browse_thread/thread/91b1ba943fb625c0
> >
>
> Well... Unfortunately, this is not entirely true at the moment. They put
> the
>
> <meta property="og:title" content="Starbucks" />
> <meta property="og:type" content="company" />
> <meta property="og:url" content="http://www.facebook.com/Starbucks" />
> <meta property="og:site_name" content="Facebook" />
> <meta property="og:image" content="
> http://profile.ak.fbcdn.net/object2/1446/79/n22092443056_635.jpg" />
>
>
> into their page header (using one of the examples David refers to in the
> google mail), put the 'og' prefix is nowhere defined in the file. That means
> that the current RDFa processors do not generate the intended triples...
>

Correct. Ed pointed this out on the Open Graph protocol mailing list:
http://groups.google.com/group/open-graph-protocol/msg/94f1b5e8bbcc3c5c,
hopefully it'll get fixed soon.

Steph.


>
> :-(
>
> Ivan
>
>
> > //Ed
> >
> > ---------- Forwarded message ----------
> > From: David Recordon <davidrecordon@facebook.com>
> > Date: Fri, Jun 11, 2010 at 1:26 PM
> > Subject: Two cool things from Facebook
> > To: Open Graph Protocol <open-graph-protocol@googlegroups.com>
> > Cc: paul.tarjan@facebook.com
> >
> > Paul announced two cool new things this morning on our Developer Blog:
> > 1) He built a page (http://developers.facebook.com/tools/lint/) which
> > returns the information our parser finds for a given URL. At this
> > time, the linter returns warnings for any issues it encounters. In the
> > near future, the linter will start returning errors as well.
> >
> > 2) We've added the Open Graph Protocol markup to every public Page on
> > Facebook. Check out http://www.facebook.com/Starbucks,
> > http://www.facebook.com/WhiteHouse, or Paul's favorite musician
> > http://www.facebook.com/weirdal.
> >
> > http://developers.facebook.com/blog/post/390
> >
> > --David
> >
>
>
> ----
> Ivan Herman, W3C Semantic Web Activity Lead
> Home: http://www.w3.org/People/Ivan/
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>