[Dovecot] Case-insensitive "detail" mailboxes?

[Timo Sirainen]

On 25.7.2013, at 19.29, /dev/rob0 <rob0 at gmx.co.uk> wrote:

> We're using sieve with LMTP. We want to have lda_mailbox_autocreate 
> and lmtp_save_to_detail_mailbox. Is there a way to make the "detail" 
> case-insensitive? If so I have not found it yet.
> 
> I suppose we could lowercase the input string for the SQL userdb 
> query, but that's not what is wanted. The idea being that if a user 
> makes a mailbox called "Test" is that user+test at example.com and 
> user+TEST at example.com should both go to that "Test" mailbox. If it 
> was lowercased, a mailbox called "Test" would be ignored and "test" 
> used.
> 
> With autocreate, this could be a problem if mail is delivered to 
> autocreated case-sensitive mailboxes that the user won't see.

If you used case-insensitive filesystem, it would already work like that. Maybe a new setting to make mailboxes case-insensitive also with case-sensitive filesystems..