Re: [squid-users] Replacing an image based on the refer...

John Doe wrote:
>>> The problem is that the rewriting can be complex and context dependant...
>>> By example: only big abusers images will be changed (decision needs an
>> external script).
>>> Other example: *.small.* -> *.320.*, etc...
>>> I need an external script that can handle complex cases.
>>> So, can I have more than one url_rewrite "blocks"?
>> Not in current squid.
>> There is the possiility of multiple external_acl_type though.
>
> Arg...
>
> So, just to be sure, there is no way to rewrite (or not) an URL based on some headers analysis?
> Basicaly, I need the input parameters of external_acl and the output of url_rewrite.
> If
> not, do you think it would be easy for me (basic C knowledge) to patch
> squid source to add at least the referer to url_rewrite input.
> Or,
> could I use a dirty trick like 'user=NEWURL' set by external_acl helper
> program and then get it from url_rewrite input parameters...?
> So far we don't need authentification, but can the variable handle an URL...
> Another
> solution would have been the 2 helpers (external and rewrite) directly
> talking to each other (external tells rewrite "I denied this request,
> rewrite it please"); but there is no good way to identify a request
> (like the Unique sequence number).
>
> Does anyone know some way to do this...?
>

Not with the current squid. The closest is a patch being developed
privately, which it sounds like will be released sometime down the
track. As to when, I can't say just yet.

Amos

-- 
Please use Squid 2.7.STABLE3 or 3.0.STABLE8