Summing up

[Joon Radley]

Hi Bo,

> I want to have a summary of what's been discussed/decided 
> over the last days.
> 
> Joon has requested a special header:
> 
> X-KOLAB-TYPE: application/x-vnd.kolab.<type>
> 
> Stuart has requested that the incidence UID is put in the subject.
> 
> I want to add both of these as hard requirements to the spec, 
> but I've seen much resistance against it. So what's the vote from you?

Yes, yes, yes, yes, yes, yes, yes, yes ...

> One thing I won't support is to make them optional. Optional 
> parts are next to useless. Either it's there or not. The 
> reason I'm pretty hard on this is that there is absolutely no 
> performance hit or anything else on these two requests. So if 
> there is value in having them, it would be just missing the 
> full opportunity to not have it.

Agree.

> Also, Joon and David discussed the mime structure of the 
> mail. I need a summary on this before I can update the spec with it.

This example does not take into account the decision about the
Subject/Message-ID and the X-KOLAB-OBJECT headers.

<---[ start ]--->
1) The Kolab XML format is encapsulated in a multipart/alternative content
type as follows:

Content-type: multipart/alternative; boundary="STUPID-123456"

--STUPID-123456
Content-type: text/plain; charset="us-ascii"

This is a Kolab Groupware object. To view this object you will need a email
client that can understand the Kolab Groupware format. For a list of such
email clients please visit http:://www.kolab.org/kolab-clients.html 

--STUPID-123456
Content-type: application/x-vnd.kolab.note
Content-Transport-Encoding: base64

AABBDNNDKIJSGHGSHTUHAK==

--STUPID-123456--

2) When there are attachments associated with the object the message is
encapsulated in a multipart/mixed content type with the
multipart/alternative encapsulation described in 1 as the first body part in
the multipart.

MIME-Version: 1.0
Content-type: multipart/mixed; boundary="MIXED-123456"
Subject: "Kolab Groupware Object"

This is a Multi Part MIME message.

--MIXED-123456
Content-type: multipart/alternative; boundary="STUPID-123456"

--STUPID-123456
Content-type: text/plain; charset="us-ascii"

This is a Kolab Groupware object. To view this object you will need a email
client that can understand the Kolab Groupware format. For a list of such
email clients please visit http:://www.kolab.org/kolab-clients.html

--STUPID-123456
Content-type: application/x-vnd.kolab.note
Content-Transport-Encoding: base64
 
AABBDNNDKIJSGHGSHTUHAK==
 
--STUPID-123456--

--MIXED-123456

... a attachment ...

--MIXED-123456

... another attachment ...

--MIXED-123456--

<---[End]--->

Best Regards

Joon Radley
Radley Network Technologies CC
Cell: +27 (0)83 368 8557
Fax: +27 (0)12 998 4346
E-mail: joon at radleys.co.za