Mailbox alias plugin and INBOX. folders

[Aki Tuomi]

On 22.01.2017 21:00, James White wrote:
> Hi,
>
> I'm trying to workaround the lack of IMAP folder mapping settings on
> Windows 10 Mobile in regards to controlling the Sent, Trash etc folder
> my device uses. Currently, my device creates its own "Sent Items" folder
> "Deleted Items" folder along with others, this is pain when using
> clients like Thunderbird which places such them in the correct places,
> because it can be configured this way.
>
> While this is a Microsoft issue, its looking very unlikely they will add
> IMAP mapping control, as its been like this since Windows Phone 7. So I
> was looking for performing a workaround at the server level.
>
> I came across the Dovecot Mailbox alias plugin, which sounds like a
> decent workaround, to at least allow sent email messages from my Windows
> 10 mobile device to show up in the right place, I'm aware of the
> potential for double cache etc, but I have enough storage for it.
>
> http://wiki2.dovecot.org/Plugins/MailboxAlias
>
> What I'm having difficulty with, is expressing the mailbox_alias to an
> existing INBOX. folder. My email server uses the INBOX prefix setup, so
> my configured folders are:
>
> INBOX\INBOX.Sent
> INBOX\INBOX.Drafts
> INBOX\INBOX.Trash
> INBOX\INBOX.Spam
>
> Most examples seem to indicate doing at the root folder level i.e. Sent
> Items -> Sent not Sent Items -> INBOX\INBOX.Sent.
>
> Is it possible to use the alias plugin in this way? If so how would I
> express this using mailbox_alias_old, I tried INBOX/Sent, but this seems
> to send all items to a blackhole, as they can no longer be found in any
> folder.
>
> It does appear to work at the root folder level, but as my setup is
> using the older INBOX prefix, I don't want to do that.
>
> Any hints/tips would be appreciated!
>
> Thanks,
>
> James
>

There are special use flags \Trash, \Sent, \Spam etc,
have you tried settings there?

Aki