[Dovecot] Using replaceable variables in sieve

[Jerry]

On Mon, 25 Apr 2011 15:49:54 +0200
Stephan Bosch <stephan at rename-it.nl> articulated:

> On 4/24/2011 10:29 PM, Jerry wrote:
> > I am not even sure if this is possible. I cannot find an example of
> > it anywhere.
> >
> > I am in the process of setting up a "plus" addressing system. The
> > addresses would be addresses to accounts like
> > <sales+USERNAME at domain.com>. there are presently 50 such names in
> > sales.
> >
> > This is the one line entry I presently have in the sieve script:
> >
> > if envelope :detail "To" "joe" {fileinto "joe"; stop;}
> >
> > Now, what I would like to do is find a way to do this:
> >
> > if envelope :detail "To" "joe" {fileinto :detail; stop}
> >
> > That does not work though. I really do not want to list every
> > available user individually since it will eventually become a
> > nightmare to maintain. Is there any way in a sieve script to assign
> > the value of ":detail" to another variable and use that variable in
> > the "fileinto" portion of the script? I would also need to maintain
> > the same case folding so as not to create multiple folders with the
> > same name; ie, Joe, joe, jOe
> 
> The variables extension is what you need. Here's an example:
> 
> 
> require ["variables", "envelope", "fileinto", "subaddress"];
> 
> if envelope :is :user "to" "sales" {
>      if envelope :matches :detail "to" "*" {
>          /* Save name in ${name} in all lowercase except for the
> first letter.
>           * Joe, joe, jOe thus all become 'Joe'.
>           */
>          set :lower :upperfirst "name" "${1}";
>      }
> 
>      if string :is "${name}" "" {
>          /* Default case if no detail is specified */
>          fileinto "sales";
>      } else {
>          /* For sales+joe@ this will become users/Joe */
>          fileinto "users/${name}";
>      }
> }

Thanks! I will try putting that into effect later this week. I want to
clean up a few other problems first.

I thought I had to use replaceable variables; however, I could not find
any easy to understand documentation on it. Most of what I was reading
was just getting me confused.


-- 
Jerry ✌
Dovecot.user at seibercom.net

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