On Mon, 6 May 2002, Perrin Harkins wrote:

> Ken Williams wrote:
> > The idea is that I'd put a bunch of JPEGs on the 
> > server at locations like foo/123.jpg , and then if a request came for 
> > foo/123-medium.jpg , I'd catch that with a 404 ErrorDocument and 
> > generate the resized image using Imager.  If I wanted to, I could also 
> > create the resized image on disk, so it wouldn't need to be generated 
> > next time.
> 
> Incidentally, that's how Vignette StoryServer works.  You could also do 
> this kind of thing with a transhandler (or mod_rewrite) that checks for 
> the existence of a static file and rewrites the URL if it can't find 
> one.  That might be more "correct", but trapping 404 is the best 
> possible performance, since there is no additional code in the response 
> chain if the static file is there.
> 

fyi, i believe that Vignette is attempting to patent that.

> - Perrin
> 

m@ =)

matthew d. p. k. strelchun-lanier
[EMAIL PROTECTED]
415-515-5421
http://www.lanier.org
http://sf.pm.org


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