Dovecot uses 'a'..'z' (lowercase) to designate keywords in Maildir flags. This was preventing certain messages from being marked as spam.
https://wiki2.dovecot.org/MailboxFormat/Maildir --- lib/PublicInbox/WatchMaildir.pm | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/lib/PublicInbox/WatchMaildir.pm b/lib/PublicInbox/WatchMaildir.pm index 1823c24..985f919 100644 --- a/lib/PublicInbox/WatchMaildir.pm +++ b/lib/PublicInbox/WatchMaildir.pm @@ -97,7 +97,8 @@ sub _try_fsn_paths { sub _remove_spam { my ($self, $path) = @_; - $path =~ /:2,[A-R]*S[T-Z]*\z/i or return; + # path must be marked as (S)een + $path =~ /:2,[A-R]*S[T-Za-z]*\z/ or return; my $mime = _path_to_mime($path) or return; _force_mid($mime); $self->{config}->each_inbox(sub { -- EW
