imap: LIST shows "INBOX" in all caps

[public-inbox.git] / lib / PublicInbox / IMAP.pm

diff --git a/lib/PublicInbox/IMAP.pm b/lib/PublicInbox/IMAP.pm
index 9cdcba693c751fadcba634d403b6072e6ba68356..b3c449b0712778b571ab2cbbb0d5e24b72e53c65 100644 (file)
--- a/lib/PublicInbox/IMAP.pm
+++ b/lib/PublicInbox/IMAP.pm
@@ -254,13 +254,14 @@ sub cmd_done ($$) {
 
 sub ensure_ranges_exist ($$$) {
        my ($imapd, $ibx, $max) = @_;
+       defined(my $mb_top = $ibx->{newsgroup}) or return;
        my $mailboxes = $imapd->{mailboxes};
-       my $mb_top = $ibx->{newsgroup};
        my @created;
        for (my $i = int($max/UID_BLOCK); $i >= 0; --$i) {
                my $sub_mailbox = "$mb_top.$i";
                last if exists $mailboxes->{$sub_mailbox};
                $mailboxes->{$sub_mailbox} = $ibx;
+               $sub_mailbox =~ s/\Ainbox\./INBOX./i; # more familiar to users
                push @created, $sub_mailbox;
        }
        return unless @created;
@@ -693,9 +694,8 @@ sub cmd_list ($$$$) {
                # request for hierarchy delimiter
                $l = [ qq[* LIST (\\Noselect) "." ""\r\n] ];
        } elsif ($refname ne '' || $wildcard ne '*') {
-               $wildcard = lc $wildcard;
-               $wildcard =~ s!([^a-z0-9_])!$patmap{$1} // "\Q$1"!eg;
-               $l = [ grep(/ \Q$refname\E$wildcard\r\n\z/s, @$l) ];
+               $wildcard =~ s!([^a-z0-9_])!$patmap{$1} // "\Q$1"!egi;
+               $l = [ grep(/ \Q$refname\E$wildcard\r\n\z/is, @$l) ];
        }
        \(join('', @$l, "$tag OK List done\r\n"));
 }
@@ -884,7 +884,7 @@ sub fetch_compile ($) {
        @r;
 }
 
-sub cmd_uid_fetch ($$$;@) {
+sub cmd_uid_fetch ($$$$;@) {
        my ($self, $tag, $range_csv, @want) = @_;
        my $ibx = $self->{ibx} or return "$tag BAD No mailbox selected\r\n";
        my ($cb, $ops, $partial) = fetch_compile(\@want);