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RE: ActionHandlers vs "App resources" (was: An updated draft of the schema.org/Action proposal)

From: Markus Lanthaler <markus.lanthaler@gmx.net>
Date: Fri, 7 Mar 2014 19:11:11 +0100
To: "'Sam Goto'" <goto@google.com>
Cc: "'Jason Johnson'" <jasjoh@microsoft.com>, "'W3C Web Schemas Task Force'" <public-vocabs@w3.org>, <public-hydra@w3.org>
Message-ID: <011301cf3a30$9ffb9520$dff2bf60$@lanthaler@gmx.net>
On Friday, March 07, 2014 6:56 PM, Sam Goto wrote:
> On Fri, Mar 7, 2014 at 9:33 AM, Markus Lanthaler wrote:
> > On Friday, March 07, 2014 6:17 PM, Sam Goto wrote:
> > > Yep, we reached the same conclusion here. See this example [1]. The
> > > interesting exception are HTTP web apis, which have the same scheme as
> > > human-readable web pages. Our best take on this so far is creating a
> > > new property attached to Thing, called Thing.apiUrl [2].
> >
> > Hmm... I think I don’t like that at all. So you now have three
> > properties to “attach” a IRI to a Thing: @id, url, and apiUrl. That’s
> > two too much IMHO. What cause you to retract from “alternate”?
> >
> I think one of the challenges here is that we need to be able to make
> the distinction between APIs to-be-consumed-by-machines (e.g. they
> Accept Content-Type application/ld+json) and human readable pages
> (text/html).
> 
> {
>   @type: Movie,
>   alternate: "android-app://com.uber/taxis/1234", "http://api.uber.com/taxis/1234"
> }
> 
> How would you know that "http://api.uber.com/taxis/1234" is where
> their APIs live? One of the ways around we looked at is to create a
> type:
> 
> {
>   @type: Movie,
>   alternate: "android-app://com.uber/taxis/1234",  { @type: WebApiUrl,
>     deeplink: "http://api.uber.com/taxis/1234" }
> }

Yep, but not with deeplink as that wouldn't type the deeplink but the blank node containing it.


> But creating a new property in Thing seemed cleaner. Again, this is
> early enough that we are still debating the trade-offs, but wanted to
> share with you all to gather early feedback.

If you look at HTML, you'll find typed "alternate" links there. So it's a proven pattern I'd say. For example:

  <link rel="alternate" type="application/atom+xml" href="feed.atom">


I just found out that Google also uses "alternate" to redirect to mobile-friendly pages:

  https://developers.google.com/webmasters/smartphone-sites/feature-phones



--
Markus Lanthaler
@markuslanthaler
Received on Friday, 7 March 2014 18:11:49 UTC

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