[Dovecot] sieve and fileinto encoding

[Михаил Захаренко]

Nikita Koshikov пишет:
> On Wed, 28 Oct 2009 11:20:08 +0300
> Михаил Захаренко <michael at proton-sss.ru> wrote:
>   
>> Nikita Koshikov пишет:
>>     
>>> On Wed, 28 Oct 2009 00:14:50 +0300
>>> proton-sss <michael at proton-sss.ru> wrote:
>>>       
>>>> Hello All!
>>>> I`m using dovecot 1.2.6
>>>> I have folder named in russian "САПП", and when in filter i wrote:
>>>>      fileinto "САПП";
>>>> all works well.
>>>>
>>>> Now i find 2 web applications to manage sieve filters (horde-ingo and 
>>>> squirrelmail/avelsieve) - then creates filter like this:
>>>> if header :contains "Subject" "САПП"
>>>> {
>>>> fileinto  "&BCEEEAQfBB8-";
>>>> stop;
>>>> }
>>>>
>>>> And creates another folder ".&-BCEEEAQfBB8-", but GOOD folder name 
>>>> already exist ".&BCEEEAQfBB8-".
>>>>
>>>> Please help to understand why dovecots deliver make this happen.
>>>>
>>>> Best regards
>>>> Michael
>>>>         
>>> Take a look at http://dovecot.org/list/dovecot/2009-July/041690.html
>>>
>>> Also, roundcube with latest sieverules plugin can handle utf8-sieve directories in correct way.
>>>       
>> As i understood only way is patch scriptgenerator to delete conversation 
>> from utf- 8. Is i`m rigth ?
>>     
> Sieverules plugin have config setting for this:
> // Sieve RFC says that we should use UTF-8 endcoding for mailbox names,
> // but some implementations does not covert UTF-8 to modified UTF-7.
> // set to null for default behaviour
> $sieverules_config['folder_encoding'] = 'UTF-8';
>
> As I know, others implementations leak this feature, so you should hack sources.
>   
is it roundcube plugin?

in last version i don`t find this option in config (or source).
Please help to find appropriate version of plugin.

Thanks anyway.
Michael.