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Date: Wed, 07 Mar 2007 17:47:05 +0000
From: matt farey <matt.farey@gmail.com>
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Subject: Re: [users@httpd] Render an image for a 404 on images


philguillard wrote:
> Hi,
>
> Thank you guys.
> Unfortunately i didn't succed with the Directory directive soluion
> because of some other rewrite rules.
> But with mod rewrite i succeded doing this:
>
> RewriteCond   %{REQUEST_URI} /img/folder/(.*)\.jpg$
> RewriteCond   /usr/local/apache2/htdocs/%{REQUEST_URI} !-f
> RewriteRule   ^(.+)    /img/folder/no.gif
>
you can modify this if you want to make sure you always serve the 404
image with the same mimetype as the failed image.

RewriteCond   %{REQUEST_URI} \.(jpg|jpeg|gif|png)$
RewriteCond   %{REQUEST_FILENAME} !-f
RewriteRule   .*   /img/folder/no.%1


>
> Regards,
>
> Phil
>
>
>
> why not have a rewrite that says if the request is an image, and is not
> present, then redirect to the 404 images, you can capture the type of
> extension in the rewrite and direct to the appropriate pre-rendered
> image.
>
> philguillard wrote:
>
> >> Hi,
> >>
> >> I'd like to render a specific 404.gif file when the requested
> >> gif/png/jpg image is not found on the file system while other
> >> documents are still redirected to a 404.html document with
> >> "ErrorDocument 504 /404.html" directive.
> >>
> >> Is there a way to do that in http.conf? I can do it within my
> >> application  (i use tomcat) but i think it is bad idea for performance
> >> reasons.
> >>
> >> Regards,
> >>
> >> Phil
> >>
> >> ---------------------------------------------------------------------
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> >>
>
>
> -- Matthew Farey Web App Sec. 25 The Polygon, Southampton, Hants, SO15
> 2BP, UK Phone +44(0)2380 631449
>
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-- 
Matthew Farey


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