W3C home > Mailing lists > Public > public-html@w3.org > April 2011

Re: example spec text for longdesc

From: Benjamin Hawkes-Lewis <bhawkeslewis@googlemail.com>
Date: Tue, 5 Apr 2011 08:44:22 +0100
Message-ID: <BANLkTim7e_A3Fi78yBi5ALc70eFrLTDkvA@mail.gmail.com>
To: Henri Sivonen <hsivonen@iki.fi>
Cc: HTMLWG WG <public-html@w3.org>
On Wed, Mar 30, 2011 at 10:34 AM, Henri Sivonen <hsivonen@iki.fi> wrote:
>> Do you think that it would be a good idea for the spec to have
>> language for conformance checking tools to do such checks if longdesc
>> is reinstated into HTML?
> I think making machine-checkable conformance a property of the HTML file
> (and the protocol headers it was supplied with) makes the concept more
> tractable than making machine-checkable conformance depend on the
> external resources the HTML file refers to. That's why if longdesc were
> reinstated, I wouldn't want to make its machine-checkable conformance
> depend on external resources. However, if we find a that other features
> have extremely compelling reasons to have their machine-checkable
> conformance depend on external resources, then we might as well make the
> machine-checkable conformance of longdesc depend on external resources,
> too.

Document validation is perhaps the wrong layer to check what are
actually relationships between documents.

I'd suggest links of all sorts - a@href, img@src, blockquote@cite,
img@longdesc, etc. - are best checked with a link checker:


It would additionally be good if link checking was incorporated into
total validation tools such as:


Benjamin Hawkes-Lewis
Received on Tuesday, 5 April 2011 07:44:53 UTC

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