lei index+import: reject keywords from R/O IMAP

Since users can't set IMAP flags in read-only IMAP folders,
we won't clobber local flags when importing from IMAP.  This
also enables the local_blob fallback used for lei-index to
be used for index deduplication.

1 files changed, 2 insertions, 1 deletions

diff --git a/lib/PublicInbox/LeiStore.pm b/lib/PublicInbox/LeiStore.pm
index 5446873e..f978288a 100644
--- a/lib/PublicInbox/LeiStore.pm
+++ b/lib/PublicInbox/LeiStore.pm
@@ -151,7 +151,8 @@ sub _docids_for ($$) {
                         my $oid = $cur->{blob};
                         my $docid = $cur->{num};
                         my $bref = $im ? $im->cat_blob($oid) : undef;
-                        $bref //= $eidx->git->cat_file($oid) // do {
+                        $bref //= $eidx->git->cat_file($oid) //
+                                _lms_rw($self)->local_blob($oid, 1) // do {
                                 warn "W: $oid (#$docid) <$mid> not found\n";
                                 next;
                         };