[Dovecot] Change/add mail header via IMAP

[Алексей Сундуков]

Great thank!

Now I see, I wrong. You right, stored tag in to email header is bad place.

2011/4/5 Timo Sirainen <tss at iki.fi>:
> On 4.4.2011, at 23.43, Алексей Сундуков wrote:
>
>> Some program modify can header. Example LDA. And I thought why not?
>> Why I can't do this?
>
> In LDA it's fine to modify headers, because the message hasn't been saved yet. In Sieve there is an extension to do this, although Pigeonhole doesn't support it  yet.
>
>> I use web interface RoundCube and same time Mozilla Thunderbird. In
>> Mozilla Thunderbird I can add tag. But this tag I can't see in RC (now
>> RC no support tag, only favorite, but I can write plugin). Thunderbird
>> save tags in own local database, RC in own. It's two different
>> database. If I set tag via Thunderbird, I don't see this change in RC
>> database. I think it not right. Information about mail should stored
>> in one place.
>
> Thunderbird should already be storing tags to Dovecot using $Label1..$Label5 IMAP keywords (= custom flags).
>
>> Imho, this place is email header. In this case I can see
>> same tag in all my email clients.
>
> I think email header is the wrong place for this.
>
>> So I'm trying add header in existing messages. Maybe there's another
>> way stored tag in one place and indicate email client use it? Maybe
>> special protocol?
>
> IMAP already supports keywords. I think those would work for what you want.