[Dovecot] Preventing IMAP folder deletion?

[Seth Mattinen]

Seth Mattinen wrote:
> dovecot at corwyn.net wrote:
>>
>> Hi!
>>
>> I'm running postfix with dovecot using mysql for user accounts, with
>> Outlook being used as the IMAP mail client.  I'm using a mail delimiter
>> ("+") and mail automatically goes to a Spam folder as part of spam
>> filtering with amavisd and spam assassin. It's configured so that
>> folders won't automatically create; if the folder isn't there mail
>> delivers to the inbox (so that spam doesn't create extra folders).
>>
>> the problem I ran into today is that a user deleted the Spam folder.
>> While recreating it isn't that hard, is there a way I can prevent them
>> from being able to delete specific folders in IMAP?
>>
>> In squirrelmail I can create "system" folders that the user can't change
>> or delete, but that's client based. Since I don't see that ability in
>> Outlook, can I somehow configure dovecot so the user can't delete
>> specified folders?
>>
> 
> Never tried it personally, but what about an ACL denying the "folder can
>  be deleted" attribute?
> 
> http://wiki.dovecot.org/ACL
> 

I meant "mailbox can be deleted" attribute "x" or "delete".

~Seth