RE: New feature negotiation syntax
Yaron Goland (yarong@microsoft.com)
Thu, 8 May 1997 17:38:55 -0700
Our current line is that we don't want ANY of this going over the wire.
We would rather use active content that accesses a client side object
model and finds what it needs. Caches a lot easier too.
Yaron
> -----Original Message-----
> From: Larry Masinter [SMTP:masinter@parc.xerox.com]
> Sent: Thursday, May 08, 1997 12:05 AM
> To: Koen Holtman
> Cc: http-wg@cuckoo.hpl.hp.com
> Subject: Re: New feature negotiation syntax
>
> Yow, now we have to put feature tags in quotes, too?
>
> Look, it was hard enough to push back on
>
> User-Agent: MSIE 4.0, 400x600
>
> User-Agent: MSIE 4.0
>
> to
>
> Accept-Features: "x:screenwidth#600", "x:screenheight#400"
>
> I don't think so.
>
> Maybe we could go back to do/dont/will/wont:
>
> will: this is what I will do. Outside of default
> assumptions, don't expect me to do anything that
> I didn't say "will" or "do" for.
> wont: I won't do this. Even if it is the default to
> do it. So don't ask.
> do: please do this. But if you don't, I'll cope.
> If this is a fact about me, well, please give me something
> for recipients like me
> dont: please don't do this. I won't like it, but I'll cope.
>
> "accept:" and "accept-charset:" are "will".
> "accept-language:" is "do".
> Of the features, listed, most are "do", but I think a few
> are "will".
>
> do: width#600,height#400
>
> On first principles, I think merging PEP and feature negotiation
> is a reasonable thing to consider.