Outlook vs Kontact iCalender TZID interpretation

[Gunnar Wrobel]

Quoting Bernhard Reiter <bernhard at intevation.de>:

> Am Mittwoch, 26. August 2009 09:17:24 schrieb Albrecht Dreß:
>> I have a question about the interpretation of the time information in
>> vcalendar appointment invitations.  I created an invitation with Kontact
>> coming with Ubuntu Jaunty (Kontact 1.4.2, Korganiser 4.2.2), containing
>>
>> <snip>
>> DTSTART;TZID=Europe/Berlin:20090826T150000
>> DTEND;TZID=Europe/Berlin:20090826T153000
>> </snip>
>>
>> I didn't look into the RFC yet,
>
> You probably should for a good interpretation, at least that would be my next
> step if I had this as a support case on my desk. :)
>
>> but at least Horde (coming with kolab
>> 2.2.0) as well as (of course) Kontact interpret this correctly as
>> "1500..1530 local time" (CEST).  However, the Outlook clients (OL 2003 and
>> 2007) using the Toltec connector v. 2.3.1 interpret this as either
>> "1600..1630 local time" *or* as "1700..1730 local time".  Needless to say
>> that this created some confusion...
>
>> Can anyone tell me who is to blame for this behaviour - the Kolab server,
>> Kontact, Toltec, or even Outlook?  Any idea how I can fix this?
>
> Toltec has nothing to do with the invitation processing, so this component is
> out of the question. Also the Kolab Server just transports the email message
> and does not fiddle with  the contents of iCalender attachments.
>
> This leaves Kontact, Outlook or the Kolab Webclient as possible culprits.
> My enterprise35 does not add the timezone information, which seems to be good
> to avoid the issue. My enterprise4 client does, though. Anyway, if this is an
> interoperability issue we might need to change Kontact even if it is the
> Outlook side that is wrong.
>
> I think we should create an issue for this.

Did somebody create an issue?

Cheers,

Gunnar

>
> Best,
> Bernhard
> --
> Managing Director - Owner: www.intevation.net       (Free Software Company)
> Germany Coordinator: fsfeurope.org. Coordinator: www.Kolab-Konsortium.com.
> Intevation GmbH, Osnabrück, DE; Amtsgericht Osnabrück, HRB 18998
> Geschäftsführer Frank Koormann, Bernhard Reiter, Dr. Jan-Oliver Wagner
>



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