[sylpheed:32487] Re: Missing IMAP Subfolders

[Hiroyuki Yamamoto]

Hello,

On Wed, 9 Jul 2008 02:46:44 +0200
Michael Schwendt <mschwendt at gmail.com> wrote:

> On Tue, 8 Jul 2008 18:20:09 -0400, Michael B Allen wrote:
> 
> > On Tue, Jul 8, 2008 at 5:25 PM, Thomas White <taw27 at cam.ac.uk>
> > wrote:
> > > "Michael B Allen" <ioplex at gmail.com> wrote:
> > >
> > >> Is this some kind of log file output? How do I engage that?
> > >
> > > "sylpheed --debug" from the command line.  Equivalent logs from
> > > me are with my original post, for the revision before and after
> > > it breaks.
> > 
> > Apparently it sees them but they're not making it into the tree:
> > 
> > [18:06:12] IMAP4> 11 LIST "" "*"
> > getting list of "" ...
> > IMAP4< * LIST (\HasNoChildren) "." "Lists.Heimdal"
> > folder 'Lists/Heimdal' found.
> > IMAP4< * LIST (\HasNoChildren) "." "Lists.JCIFS"
> > folder 'Lists/JCIFS' found.
> > IMAP4< * LIST (\HasNoChildren) "." "LearnAsSpam"
> > folder 'LearnAsSpam' found.
> > IMAP4< * LIST (\HasNoChildren) "." "Spam"
> > folder 'Spam' found.
> > IMAP4< * LIST (\HasNoChildren) "." "Trash"
> > folder 'Trash' found.
> > IMAP4< * LIST (\HasNoChildren) "." "Sent"
> > folder 'Sent' found.
> > IMAP4< * LIST (\HasNoChildren) "." "Drafts"
> > folder 'Drafts' found.
> > IMAP4< * LIST (\HasNoChildren) "." "Saved"
> > folder 'Saved' found.
> > IMAP4< * LIST (\HasNoChildren) "." "INBOX"
> > folder 'INBOX' found.
> > IMAP4< * LIST (\HasNoChildren) "." "TMP.STMP"
> > folder 'TMP/STMP' found.
> > [18:06:12] IMAP4< 11 OK List completed.
> > imap_get_part_folder_list(): get root folders
> > append 'LearnAsSpam'
> > append 'Spam'
> > append 'Trash'
> > append 'Sent'
> > append 'Drafts'
> > append 'Saved'
> > append 'INBOX'
> > imap_get_part_folder_list(): get folders under 'LearnAsSpam'
> > imap_get_part_folder_list(): get folders under 'Spam'
> > imap_get_part_folder_list(): get folders under 'Trash'
> > imap_get_part_folder_list(): get folders under 'Sent'
> > imap_get_part_folder_list(): get folders under 'Drafts'
> > imap_get_part_folder_list(): get folders under 'Saved'
> > imap_get_part_folder_list(): get folders under 'INBOX'
> > Setting folder info...
> > empty folder
> > 
> > Note that TMP.STMP was created through Sylpheed but after a rebuild
> > it's gone ....
> 
> This breaks in the implementation because both "Lists" and "TMP" are
> not listed separately and are not recognised as root folders by
> Sylpheed. As I read the code, only folders without a '/' are
> recognised as root folders (considering the '.' namespace that is
> used here). It could be that Sylpheed 2.4.0 parsed the LIST return
> values differently.

You're correct. I have changed the implementation of IMAP folder scan
to use 'LIST "" "*"' instead of 'LIST "" "%"' at 2.4.6.
It seems to break compatibility with some IMAP servers.

> For Thomas White it's the same problem. Folders "Academic" and
> "Theatre" are not recognised as root folders.
> 
> On the contrary, for example Google Mail returns all root folders
> separately.
> 
> Which behaviour exactly is IMAP4 compliant remains to be investigated.

I'm not sure which is correct, but I'll fix it anyway.

-- 
Hiroyuki Yamamoto <hiro-y at kcn.ne.jp>