[Dovecot] Change/add mail header via IMAP

Алексей Сундуков public-mail at alekciy.ru
Mon Apr 4 18:40:41 EEST 2011

May be if save mail in new file it can break index dovecot files,
because file name change? Mail is text file, if I add one line (like
X-Mozilla-Keys: test) how its can break mail?

2011/4/4 Timo Sirainen <tss at iki.fi>:
> On Mon, 2011-04-04 at 15:52 +0400, Алексей Сундуков wrote:
>> I create RoundCube plugin and I have question. I want add mail header
>> and I see 2 way:
>> 1) change file via filesystem (mailbox in maildir format);
>> 2) change header via dovecot.
>> I think 1) bad way. But I do not know dovecot support change head
>> information or not? My by via IMAP commant? same programm (LDA?)? May
>> be it impossible via dovecot?
> It's not possible to modify existing messages. If you manually modify
> mail files in filesystem Dovecot will complain and users' IMAP clients
> may break. The best you can do is save a new modified message and delete
> the old one.

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