[imp] Thread sort seems to use first mail date instead of the last

[Roger B.A. Klorese]

On 12/17/12 11:23 AM, Michael M Slusarz wrote:
> Quoting Jan Schneider <jan at horde.org>:
>
>> Zitat von list-no-spam at ryux.org:
>>
>>> Ok, I understand.
>>> So, is it possible "in a perfect world" to have an option like Kmail 
>>> aggregate function ?
>>>
>>> Michael M Slusarz <slusarz at horde.org> a écrit :
>>>
>>>> Quoting list-no-spam at ryux.org:
>>>>
>>>>> Hi,
>>>>>
>>>>> it seems than the "Thread Sort" view sorts messages using the 
>>>>> first mail date of the thread. It would be more interesting that 
>>>>> it uses the last mail date...
>>>>>
>>>>> Is is possible ?
>>>>
>>>> No.  The thread sort algorithms are defined in RFC 5256 
>>>> (http://tools.ietf.org/html/rfc5256).
>>
>> http://bugs.horde.org/ticket/3278
>
> Not correct.  #3278 describes how to improve the UI display of threads 
> - mainly, allowing collapsible threads.  It does not involve changing 
> the algorithm behind thread sorting however.
>
> The OP requested threads to be sorted by the most recent message 
> within a thread.  That threading algorithm is not available as an IMAP 
> thread sorting program (neither REFERENCES nor ORDEREDSUBJECT allow 
> this kind of date sorting).


Isn't it the MUA's job to determine the order of PRESENTATION? The order 
of retrieval is IMAP's province, not the display.