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Re: Content-Disposition: *sender* advice

From: Mark Nottingham <mnot@mnot.net>
Date: Wed, 23 Feb 2011 21:43:53 +1100
Cc: HTTP Working Group <ietf-http-wg@w3.org>
Message-Id: <1D59364B-1ABC-45AF-AF14-062593E9CBA4@mnot.net>
To: Julian Reschke <julian.reschke@gmx.de>

(3) isn't ideal, but it does perform as advertised; i.e., the UA falls back to the filename parameter.

On 23/02/2011, at 8:57 PM, Julian Reschke wrote:

> On 23.02.2011 09:20, Julian Reschke wrote:
>> ...
>> Depending on ordering, this advice either doesn't work for Firefox
>> (including FF4), or for IE8 (and below). See
>> <http://greenbytes.de/tech/tc2231/#attfnboth> and
>> <http://greenbytes.de/tech/tc2231/#attfnboth2>.
>> ...
> Expanding on this:
> 1) We can't recommend to unconditionally *only* use the "filename*" format, as it's not supported by Safari (a), nor by IE on Windows XP (b).
> 2) We can't recommend to unconditionally send both, with "filename*" first, because it fails with IE on Windows XP (b). See <http://greenbytes.de/tech/tc2231/#attfnboth2>.
> 3) We can't recommend to unconditionally send both, with "filename*" second, because it fails with Firefox, even in version 4 (c). See <http://greenbytes.de/tech/tc2231/#attfnboth>.
> Further comments:
> (a) Related Safari bug report is <https://bugs.webkit.org/show_bug.cgi?id=15287>, "rdar://4727992". My understanding is that this eventually will get fixed, but we won't know until it happens due to Apple's policy with respect to announcing products.
> b) We could decide that this is not a problem because of Windows XP being phased out.
> c) This has had a bug report and patch since September 2010 (<https://bugzilla.mozilla.org/show_bug.cgi?id=588781>), but unfortunately it won't be fixed in FF4. It would be awesome if the Mozilla developers would reconsider this.
> Best regards, Julian

Mark Nottingham   http://www.mnot.net/
Received on Wednesday, 23 February 2011 10:44:27 UTC

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