[kdepim-users] IMAP

Ingo Klöcker kloecker at kde.org
Sat Jan 9 12:42:21 GMT 2010

On Saturday 09 January 2010, Kārlis Repsons wrote:
> On Friday 08 January 2010 22:43:27 Ingo Klöcker wrote:
> > On Friday 08 January 2010, Kārlis Repsons wrote:
> > >  On top of that, its impossible
> > >  to create and access a new folder with KMail on my dovecot: it
> > >  doesn't happen, that a new folder would be created with name
> > >  "newfolder" into "parrentfolder", but along with the latter
> > >  "parrentfolder.newfolder" is created!
> >
> > Hmm. "parentfolder.newfolder" sounds like maildir++. All KMail (and
> > also Thunderbird) does is tell the IMAP server to create a folder
> > "newfolder" below the folder "parentfolder". It's up to dovecot to
> > actually create the folder in its storage as needed. I cannot
> > imagine why a folder created by Thunderbird results in
> > parentfolder/newfolder while a folder created by KMail results in
> > parentfolder.newfolder unless you switched dovecot's storage
> > format.
> Well, that is weird to me as I didn't! No joke, I did again:
> Thunderbird 3.0;
> KMail 1.12.1 Using KDE 4.3.1 (KDE 4.3.1);
> dovecot-1.2.6;
> So:
> 1) create folder TOP with KMail, then create a subfolder sub, which
>  results in: "TOP" and "TOP.sub" (both prepared as maildirs with
>  cur,new,tmp and maildirfolder file);
> 2) create folder "TOP2" on the same fs level with Thunderbird, then
>  create a subfolder "sub2" into it, which results in: "TOP2" prepared
>  and containing "sub2" also prepared (prepared just like with KMail).
> So... Its reality!

Now that's really weird. Can you capture the IMAP communication between 
KMail/Thunderbird and the server, e.g. with wireshark? I'd really be 
interested in seeing the difference.

> > >  And is not accessible w/o
> > >  KMail restart (or two restarts maybe) just like any other folder
> > >  created from shell on server takes a KMail restart for it to see
> > > a change, "Refresh Folder List" doesn't help!
> >
> > Weird.
> I correct here: actually it seems like that was a problem because of
>  those 1000+ folders and now it seems like it takes a mailcheck
>  action for KMail to find a new folder (unless its parrent has utf8
>  chars in it).

Yeah, KMail currently needs to request the folder list to notice the new 

> > Regards,
> > Ingo
> Well, thanks for attention! I'm building a longterm mail solution,
>  which stores all mail into YEAR/MONTH/ folders and sorts it further
>  there by using maildrop... These folder creation and utf8 problems
>  are the worst right now, also in time archive will grow again...

Why do you run into utf8 problems with this? Do you want to use month 
names as folder names? Or is the utf8 problem independent of the 

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