Re: [RFC] database: get and set mapping of dovecot compatible maildir keywords

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+From: Michal Sojka <sojkam1@fel.cvut.cz>\r
+To: David Bremner <david@tethera.net>, notmuch@notmuchmail.org\r
+Subject: Re: [RFC] database: get and set mapping of dovecot compatible\r
+       maildir keywords\r
+In-Reply-To: <1411805835-3563-1-git-send-email-david@tethera.net>\r
+References: <1411805835-3563-1-git-send-email-david@tethera.net>\r
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+Date: Sat, 27 Sep 2014 21:43:53 +0200\r
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+\r
+Hi David,\r
+\r
+On Sat, Sep 27 2014, David Bremner wrote:\r
+> A future modification of notmuch_message_tags_to_maildir_flags and\r
+> notmuch_message_maildir_flags_to_tags could allow 26 more tags to be\r
+> synced via maildir.\r
+> ---\r
+>\r
+> I'm not sure if this is worth pursuing or not, but I thought I'd toss\r
+> it out there.  On IRC the other day the topic of syncing IMAP keywords\r
+> to notmuch tags came up again, in particular the dovecot variant that\r
+> maps 26 user defined keywords to characters a-z on the end of the\r
+> maildir info.  One roadblock I saw at the time was the need for\r
+> configuration of mapping of letters to tags.  This patch is the result\r
+> of my realizing that at least that part is not hard (unlike the rabbit\r
+> hole we seemed to get into for e.g. log configuration).\r
+>\r
+> Some downsides of this approach are fairly obvious\r
+>\r
+>     - only 26 tags. It turns out I don't have that many non-nmbug tags\r
+>       that I really care about. YMMV, of course.\r
+>\r
+>     - nonstandard. this won't roundtrip via offlineimap (unless\r
+>       offlineimap is modified).  Directly syncing the maildir or using\r
+>       some dovecot specific syncer would work.\r
+>\r
+> Some upsides are:\r
+>\r
+>     - Provides an IMAP bridge solution; compatible with dovecot; my\r
+>       impression is this is the most common imap solution among\r
+>       notmuch users.  \r
+>     - relatively simple implementation, just need to\r
+>       update the maildir name synching routines. Of course no\r
+>       implementation is as simple as possible\r
+>\r
+>  lib/database.cc | 61 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++\r
+\r
+I'd prefer having the mapping stored in the config file rather than in\r
+the database. This would allow me to synchronize the configuration\r
+between multiple computers. Would there be some benefit of having the\r
+mapping (also) in the database?\r
+\r
+-Michal\r