- From: Robert Fuller <robert.fuller@deri.org>
- Date: Thu, 04 Nov 2010 18:48:38 +0000
- To: Ian Davis <me@iandavis.com>
- CC: public-lod@w3.org
It has been pointed out to me that the many resources we are encountering for http://opengraphprotocol.org/schema/latitude are actually wrong - so deserving a 404, the resource should correctly be written: http://ogp.me/ns#latitude But never mind, that doesn't resolve either... On 04/11/10 18:38, Robert Fuller wrote: > Hi, > > Feel free anyone to suggest opengraph use 301, 302, 303, 307 (we support > them all), since at the moment with a 404 they are missing out on all > the benefit of the sindice reasoner ;-) > > http://opengraphprotocol.org/schema/latitude > > It is common when publishing an ontology to have the url for each > property redirect to the rdf schema. It works great. > > I would expect that a request for the aforementioned url (with accept > header set correctly) would redirect me to (probably) > http://opengraphprotocol.org/schema > > Which would download nicely with a 200 status code (it doesn't, you need > to get the ontology from here > http://opengraphprotocol.org/schema/?format=rdf ) > > Later, when we encounter another opengraph property > http://opengraphprotocol.org/schema/longitude > We would also hope to get a 303, which would again redirect us to > http://opengraphprotocol.org/schema > > Of course, we don't want to bring down opengraph server, so we have > already cached the schema the first time we downloaded (if it worked) > and know not to fetch it again now. > > In my experience processing millions of rdf documents daily, the 303 has > proven quite useful and very efficient, and I would definitely recommend > it's use to opengraph and other publishers of ontologies. > > Robert. > > > > On 04/11/10 13:22, Ian Davis wrote: >> Hi all, >> >> The subject of this email is the title of a blog post I wrote last >> night questioning whether we actually need to continue with the 303 >> redirect approach for Linked Data. My suggestion is that replacing it >> with a 200 is in practice harmless and that nothing actually breaks on >> the web. Please take a moment to read it if you are interested. >> >> http://iand.posterous.com/is-303-really-necessary >> >> Cheers, >> >> Ian >> > -- Robert Fuller Research Associate Sindice Team DERI, Galway http://sindice.com/
Received on Thursday, 4 November 2010 18:49:13 UTC