On Thursday 20 October 2005 23:48, Justin Erenkrantz wrote:
> --On October 20, 2005 2:37:39 PM -0400 Greg Ames <[EMAIL PROTECTED]>
>
> wrote:
> > I think that's a good philosophy.  unfortunately, if I read the only
> > developer doc I can find on Apache filters
> > http://httpd.apache.org/docs/2.0/developer/filters.html I don't see any
> > rules about what to do when your filter changes the length of the body.
>
> We've only said it a hundred times on [EMAIL PROTECTED]  =)  An output 
> filters is
> always supposed to clear the appropriate metadata whenever it alters the
> body.  -- justin

But in practice, that doesn't always happen.  That's one of the issues 
mod_filter sets out to solve, with the new ap_register_output_filter_protocol
and ap_filter_protocol API allowing a filter to declare what effect it has on 
HTTP headers rather than take on the full burden of fixing them itself.

-- 
Nick Kew

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