Re: [Tracker] Initial email indexing support

["Samuel Cormier-Iijima" <sciyoshi gmail com>]

On 9/24/06, Laurent Aguerreche <laurent aguerreche free fr> wrote:
> Le jeudi 21 septembre 2006 à 16:47 +0100, Jamie McCracken a écrit :
> > Laurent Aguerreche wrote:
> > > Le jeudi 21 septembre 2006 à 00:50 +0100, Jamie McCracken a écrit :
> > >> Laurent Aguerreche wrote:
> > >>> Le mercredi 20 septembre 2006 à 14:11 +0100, Jamie McCracken a écrit :
> > >>>> Laurent Aguerreche wrote:
> > >>>>> Hello,
> > >>>>>
> > >>>>> this is a patch for an initial email indexing support with Evolution. It
> > >>>>> extracts content of sent and received emails: text + attachments.
> > >> have now applied to cvs with a few changes:
> > >>
> > >> 1) added tracker_notify_file_data_available () after pushing data onto queue
> > >>
> > >> 2) mbox files should not get to extract_metadata thread so have changed
> > >> them in index_files. Only attachements can get on this thread.
> > >>
> > >> 3) set the default email config options to false as its not yet complete.
> > >>
> > >> Otherwise really good work :)
> > >
> > > Ok.
> > >
> > >
> > > I send a patch to extract info from evolution mails to know whether they
> > > are deleted or junk. As I said before, Evolution is completely buggy...
> > > On my mbox almost all my mails are seen as deleted! I report a trivial
> > > bug that I found in code source but I don't know if it is the (or a?)
> > > culprit.
> >
> > Is there a difference in the flags when you explicitly delete a mail as
> > opposed to a new mail?
>
> Yes. X-Evolution field in email's headers is modified. For instance:
>   X-Evolution: 00002019-0092
> where only "0092" is interesting for use.
>
> Suppose you receive an email that only contains text (no attachments, no
> pgp signature, etc.):
> - new (unseen): 0000,
> - seen: 0010,
> - deleted: 0012,
> - junk: 0090,
> - deleted and junk: 0092.
>
>
> Now, let see how flags are declared:
>
>  EVOLUTION_MESSAGE_ANSWERED     = 1 << 0,
>  EVOLUTION_MESSAGE_DELETED      = 1 << 1,
>  EVOLUTION_MESSAGE_DRAFT        = 1 << 2,
>  EVOLUTION_MESSAGE_FLAGGED      = 1 << 3,
>  EVOLUTION_MESSAGE_SEEN         = 1 << 4,
>  EVOLUTION_MESSAGE_ATTACHMENTS  = 1 << 5,
>  EVOLUTION_MESSAGE_ANSWERED_ALL = 1 << 6,
>  EVOLUTION_MESSAGE_JUNK         = 1 << 7,
>  EVOLUTION_MESSAGE_SECURE       = 1 << 8
>
> So (0090) = (1011010)b and it means:
> - deleted,
> - flagged,
> - seen,
> - answered all.
>
> It is completely different from what I described!

These are supposed to be hex, i.e. 0090 = 10010000b, so it's junk and
it's been seen. Similarly, 0010 = 00010000b, so that means it's just
been seen.


> > Evolution does hide deleted emails from view so there must be something
> > there to differentiate?
>
> And when Evolution is running, it doesn't write anything in mbox but
> only when it exists...
>
>
>
> On another side, I propose a patch to add thunderbird emails support.
> Currently, flags "deleted" and "junk" aren't supported.
> I parse profile in ~/.mozilla-thunderbird to find current profiles then
> I find currently used mail folders with prefs.js parsing. So in future
> we should be able to remove indexed emails if we catch events on
> prefs.js when user remove some of its email accounts!
>
> Parsing of tracker.cfg was buggy for emails, I fixed it.
> There are also some cleanups.
>
>
>
> Laurent.
>
>
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