Re: URL attributes

JC Touvet <Jean-Christophe.Touvet@inria.fr> Wed, 17 November 1993 11:17 UTC

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To: Martijn Koster <m.koster@nexor.co.uk>
Cc: pays@faugeres.inria.fr, osi-ds@cs.ucl.ac.uk
Subject: Re: URL attributes
In-Reply-To: <"3889 Tue Nov 16 20:04:31 1993"@nexor.co.uk>
Date: Wed, 17 Nov 1993 11:40:55 +0100
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From: JC Touvet <Jean-Christophe.Touvet@inria.fr>

> Date: 16 Nov 93 20:05:10+0000
> From: Martijn Koster <m.koster@nexor.co.uk>
> To: pays@faugeres.inria.fr
> Cc: osi-ds@cs.ucl.ac.uk, Paul-Andre.Pays@faugeres.inria.fr
> In-Reply-To: <753477775.9970.0-faugeres.inria.fr*@MHS>
> Subject: Re: URL attributes
> 
> > While refining a bit a very simple WWW gateway to X.500 we have been led to
> > define new attribute types for URL.
> >
> > This allows an entry to contain Web "references" to any type of document
> > that the WEB is able to cope with and in particular to MPEG Video,
> > G3Fax Photox, sound or plain unspecified URL.
> 
> As you say URL's can point to anything. Why then explicitly type them by
> calling them VideoURL etc? The only reason I can think of is to give the
> user some idea of what's behind the URL, but these attribute names only 
> indicate the type, not a content of any sort. And the type maybe 
> negotiable through HTTP or whatever anyway.

 You're obsolutely right, and that's why we've made a "PlainURL" attribute type,
where you can find any kind of URL.

> 
> Would it not be more flexible and descriptive to have a one-liner of 
> HTML in there? E.g.
> 
> Name: URL
> Value: <A HREF="http://whereever/earth.html">A Picture of Earth</A>
> 
> Or even simply 
> 
> Value: <url><space><description>
> 
> where the description is optional.

 YES, it's a great idea, and I added this feature a few minutes ago :-)

 Try:	http://perignon.inria.fr:2200/htbin/x500person/C=fr;O=inria?touvet

> 
> > http://perignon.inria.fr:2200/htbin/x500person/C=fr;O=inria;OU=dmi?pays
> 
> Nice :-)
> 
> -- Martijn

 Thanks,

	-JCT-