Would something like RewriteMap work?
http://httpd.apache.org/docs/mod/mod_rewrite.html#RewriteMap
At 09:43 PM 1/5/01 -0600, Les Mikesell wrote:
>----- Original Message -----
>From: "G.W. Haywood" <[EMAIL PROTECTED]>
>To: "Les Mikesell" <[EMAIL PROTECTED]>
>Cc: <[EMAIL PROTECTED]>
>Sent: Friday, January 05, 2001 1:44 PM
>Subject: Re: [OT] Rewrite arguments?
>
>
> > On Thu, 4 Jan 2001, Les Mikesell wrote:
> >
> > > This may or may not be a mod_perl question:
> >
> > Probably not :)
>
>I have a feeling it is going to end up being possible only
>with LWP...
>
> > > I want to change the way an existing request is handled and it can be
> done
> > > by making a proxy request to a different host but the argument list must
> > > be slightly different. It is something that a regexp substitution can
> > > handle and I'd prefer for the front-end server to do it via mod_rewrite
> > > but I can't see any way to change the existing arguments via
> RewriteRules.
> >
> > I don't exactly understand your problem, but from what I can see you
> > should be able to do what you want with mod_rewrite if you just use a
> > regexp which contains a question mark. Have I missed something?
>
>One of us is missing something. I hope it is me, but when I turn on
>rewrite logging, the input side contains only the location portion. The
>argument string has already been stripped. Apparently it is put back
>in place after the substition, since ^(.*)$ http://otherserver$1 [P] will
>send the same arguments on to the downstream host.
>
> > Does this extract from the docs help?
> > ----------------------------------------------------------------------
> > One more note: You can even create URLs in the substitution string
> containing
> > a query string part. Just use a question mark inside the substitution
> string
> > to indicate that the following stuff should be re-injected into the
> > QUERY_STRING. When you want to erase an existing query string, end the
> > substitution string with just the question mark.
>
>This allows adding additional arguments, or deleting them all. I want to
>change an existing one and add some more. Something like:
>/cgi-bin/prog?arg1=22&arg2=24 should become:
> http://otherhost.domain/prog?newarg1=22&arg2=24&uname=me&pwd=password
>
>
> > Note: There is a special feature: When you prefix a substitution field
> > with http://thishost[:thisport] then mod_rewrite automatically strips
> > it out. This auto-reduction on implicit external redirect URLs is a
> > useful and important feature when used in combination with a
> > mapping-function which generates the hostname part. Have a look at
> > the first example in the example section below to understand this.
>
>That won't affect this case. The hostname will be fixed and always
>require the proxy mode.
>
> Les Mikesell
> [EMAIL PROTECTED]
