[OpenID] Canonical OpenID url form

[Drummond Reed]

> -----Original Message-----
> From: general-bounces at openid.net [mailto:general-bounces at openid.net] On
> Behalf Of Martin Atkins
> Sent: Friday, July 11, 2008 12:21 AM
> Cc: 'OpenID List'
> Subject: Re: [OpenID] Canonical OpenID url form
> 
> Drummond Reed wrote:
> > Martin's right, Peter -- XRI is one option for Unicode. But you can also
> use
> > an internationalized domain name
> > (http://en.wikipedia.org/wiki/Internationalized_domain_name) in a
> regular
> > URL. It uses Punycode (http://en.wikipedia.org/wiki/Punycode).
> >
> Martin Atkins wrote:
> I hadn't thought of punycode. Certainly I think many of the existing
> implementations would struggle with unicode characters in the domain
> part of the URL. The spec doesn't really seem to say anything about this.
> 
> Should libraries be applying the mapping set out in RFC3987[1] section
> 3.1 to incoming URLs? What about legacy servers that rely on their URLs
> not being encoded in UTF-8? The spec should probably say something about
> this, so that different implementations treat non-ASCII characters in an
> interoperable fashion. If it does already and I've missed it, then
> please point me to it!
> 
> Cheers,
> Martin
> 
> [1] http://www.ietf.org/rfc/rfc3987

Mart, I agree that: a) it's an important issue, and b) it's not adequately
covered in the spec yet.

=Drummond