Re: Calendar events sent to Outlook client do not work

Mat Cantin wrote:
> On 2013-04-08 0:09, Thomas Brüderli wrote:
>> Mat Cantin wrote:
>>> On 2013-03-28 10:22, Thomas Brüderli wrote:
>>>> Mat Cantin wrote:
>>>>> On 2013-03-28 0:38, Thomas Brüderli wrote:
>>>>>> Mat Cantin wrote:
>>>>>>> I'm testing on Outlook 2003, OWA on Exchange 2003, Outlook 2007,
>>>>>>> and
>>>>>>> Office 365 webmail.
>>>>>>>
>>>>>>> I can provide the emails I'm sending as attachments so you can 
>>>>>>> see
>>>>>>> the
>>>>>>> headers if that helps, let me know.
>>>>>> And even more interesting would be a full email source of an iTip
>>>>>> invitation that actually works in Outlook. That might help us find
>>>>>> the
>>>>>> difference.
>>>>> Would an invite email generated from an Outlook client work? I've
>>>>> attached
>>>>> an email from an Oulook to Outlook which works:
>>>>> meeting-from-outlook.msg.
>>>>> And a message from Kolab with the patches that does not work:
>>>>> meeting-from-kolab.msg.
>>>> Thanks for that. At first sight, I see an additional header
>>>>
>>>>   Content-class: urn:content-classes:calendarmessage
>>>>
>>>> Maybe that already does the trick. I'll try to compose a patch for 
>>>> you
>>>> to test with.
>>>>
>>>> [...]
>>>>
>>>> Maybe you can verify whether an invitation from Gmail works with
>>>> Outlook 2003.
>>> A test invite form Gmail to all the Outlook versions I'm running
>>> worked.
>>>
>>> I can confirm that the invites work in Outlook 2010, but they don't
>>> work in Office 365, Exchange 2010 OWA, Exchange 2007 OWA, Exchange 
>>> 2003
>>> OWA, Outlook 2007 or Outlook 2003. OWA 2007/2010 and Office 365 
>>> actually
>>> renames the event.ics file to "not supported calendar message.ics".
>> It's great that MS keeps their product generations in sync :-)
>>> Let me know about the patch, I can test against all the Outlook
>>> platforms pretty quickly now that I've got my accounts all setup. :-)
>> Please find attached a patch that adds the Content-class: header. If
>> that doesn't help, we can try the Gmail way and add the ics part with
>> Content-Type: application/ics
> 
> I applied the patch but this still doesn't seem to work with Outlook 
> 2007 or OWA 2003. I haven't tested with the other versions yet. I can 
> confirm that the Content-Class header shows up in the headers of the 
> Outlook message. I think that Gmail's method seem to be the way to go at 
> this point.

Dammit!

Will you be able to manually compose a MIME message source with ICS data
from Kolab that will work with all Outlook versions? I fear that our
process of me writing a patch => you testing => reporting back that stuff
is still broken doesn't scale...

Thanks for your support!

~Thomas

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