[Dovecot] How to enable COPY and APPEND commands separately

[Alex Cherniak]

Thanks for the answers. Solution we are working on, supposed to provide
access to some kind of a mail Dovecot archive exposed to a user as IMAP
account in Outlook. The idea was to allow users to move messages between
folders, but forbid direct drag-n-drop from the Exchange account.

On Thu, Jan 20, 2011 at 6:53 PM, Timo Sirainen <tss at iki.fi> wrote:

>  On 21.1.2011, at 1.51, Alex Cherniak wrote:
>
> > I'd like to allow a user to move messages between his folders on Dovecot
> > IMAP account, but prevent move/copy from different accounts (Exchange in
> > particular).
> > Outlook uses "xx UID COPY 1 folder" and then "xx UID STORE 1 +FLAGS
> > (\Deleted \Seen)" for internal moves and "xx APPEND folder" for external
> > ones.
> > I tried to achieve this with ACL, but i (insert) seems to control both.
> > Do I miss something? Should I look somewhere else?
>
> That would also prevent users from saving messages to Drafts or Sent
> Messages. Unless of course this was a per-folder ACL.
>
> Anyway .. nope, there's no way to do that. Why would you want it? You could
> create a plugin for that though.
>
>