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-rw-r--r--lib/PublicInbox/IMAP.pm33
-rw-r--r--t/imapd.t37
2 files changed, 9 insertions, 61 deletions
diff --git a/lib/PublicInbox/IMAP.pm b/lib/PublicInbox/IMAP.pm
index 1ba3a3ff..7efe5387 100644
--- a/lib/PublicInbox/IMAP.pm
+++ b/lib/PublicInbox/IMAP.pm
@@ -986,21 +986,14 @@ sub parse_date ($) { # 02-Oct-1993
         timegm(0, 0, 0, $dd, $mm, $yyyy);
 }
 
-sub msn_convert ($$) {
-        my ($self, $uids) = @_;
-        my $adj = $self->{uid_base};
-        $_ -= $adj for @$uids;
-}
-
 sub search_uid_range { # long_response
-        my ($self, $tag, $sql, $range_info, $want_msn) = @_;
+        my ($self, $tag, $sql, $range_info) = @_;
         my $uids = [];
         if (defined(my $err = refill_uids($self, $uids, $range_info, $sql))) {
                 $err ||= 'OK Search done';
                 $self->write("\r\n$tag $err\r\n");
                 return;
         }
-        msn_convert($self, $uids) if $want_msn;
         $self->msg_more(join(' ', '', @$uids));
         1; # more
 }
@@ -1162,46 +1155,38 @@ sub refill_xap ($$$$) {
 }
 
 sub search_xap_range { # long_response
-        my ($self, $tag, $q, $range_info, $want_msn) = @_;
+        my ($self, $tag, $q, $range_info) = @_;
         my $uids = [];
         if (defined(my $err = refill_xap($self, $uids, $range_info, $q))) {
                 $err ||= 'OK Search done';
                 $self->write("\r\n$tag $err\r\n");
                 return;
         }
-        msn_convert($self, $uids) if $want_msn;
         $self->msg_more(join(' ', '', @$uids));
         1; # more
 }
 
-sub search_common {
-        my ($self, $tag, $rest, $want_msn) = @_;
+sub cmd_uid_search ($$$;) {
+        my ($self, $tag) = splice(@_, 0, 2);
         my $ibx = $self->{ibx} or return "$tag BAD No mailbox selected\r\n";
-        my $q = parse_query($self, $rest);
+        my $q = parse_query($self, \@_);
         return "$tag $q\r\n" if !ref($q);
         my ($sql, $range_info) = delete @$q{qw(sql range_info)};
         if (!scalar(keys %$q)) { # overview.sqlite3
                 $self->msg_more('* SEARCH');
                 long_response($self, \&search_uid_range,
-                                $tag, $sql, $range_info, $want_msn);
+                                $tag, $sql, $range_info);
         } elsif ($q = $q->{xap}) {
                 $self->msg_more('* SEARCH');
                 long_response($self, \&search_xap_range,
-                                $tag, $q, $range_info, $want_msn);
+                                $tag, $q, $range_info);
         } else {
                 "$tag BAD Error\r\n";
         }
 }
 
-sub cmd_uid_search ($$$;) {
-        my ($self, $tag) = splice(@_, 0, 2);
-        search_common($self, $tag, \@_);
-}
-
-sub cmd_search ($$$;) {
-        my ($self, $tag) = splice(@_, 0, 2);
-        search_common($self, $tag, \@_, 1);
-}
+# note: MSN SEARCH is NOT supported.  Do any widely-used MUAs
+# rely on MSNs from SEARCH results?  Let us know at meta@public-inbox.org
 
 sub args_ok ($$) { # duplicated from PublicInbox::NNTP
         my ($cb, $argc) = @_;
diff --git a/t/imapd.t b/t/imapd.t
index c7e0baaa..f5ca8b7e 100644
--- a/t/imapd.t
+++ b/t/imapd.t
@@ -360,43 +360,6 @@ is(scalar keys %$ret, 3, 'got all 3 messages with comma-separated sequence');
 $ret = $mic->fetch_hash('1:*', 'RFC822') or BAIL_OUT "FETCH $@";
 is(scalar keys %$ret, 3, 'got all 3 messages');
 
-SKIP: {
-        # do any clients use non-UID IMAP SEARCH?
-        skip 'Xapian missing', 2 if $level eq 'basic';
-        my $x = $mic->search('all');
-        is_deeply($x, [1, 2, 3], 'MSN SEARCH works before rm');
-        $x = $mic->search(qw(header subject embedded));
-        is_deeply($x, [2], 'MSN SEARCH on Subject works before rm');
-}
-
-{
-        my $rdr = { 0 => \($ret->{1}->{RFC822}) };
-        my $env = { HOME => $ENV{HOME} };
-        my @cmd = qw(-learn rm --all);
-        run_script(\@cmd, $env, $rdr) or BAIL_OUT('-learn rm');
-}
-
-SKIP: {
-        # do any clients use non-UID IMAP SEARCH?  We only ensure
-        # MSN "SEARCH" can return a result which can be retrieved
-        # via MSN "FETCH"
-        skip 'Xapian missing', 3 if $level eq 'basic';
-        my $x = $mic->search(qw(header subject embedded));
-        is(scalar(@$x), 1, 'MSN SEARCH on Subject works after rm');
-        $x = $mic->message_string($x->[0]);
-        is($x, $ret->{2}->{RFC822}, 'message 2 unchanged');
-}
-
-my $r2 = $mic->fetch_hash('1:*', 'BODY.PEEK[]') or BAIL_OUT "FETCH $@";
-is(scalar keys %$r2, 2, 'did not get all 3 messages');
-is($r2->{1}->{'BODY[]'}, $ret->{2}->{RFC822}, 'message 2 unchanged');
-is($r2->{2}->{'BODY[]'}, $ret->{3}->{RFC822}, 'message 3 unchanged');
-$r2 = $mic->fetch_hash(2, 'BODY.PEEK[HEADER.FIELDS (message-id)]')
-                        or BAIL_OUT "FETCH $@";
-is($r2->{2}->{'BODY[HEADER.FIELDS (MESSAGE-ID)]'},
-        'Message-ID: <20200418222508.GA13918@dcvr>'."\r\n\r\n",
-        'BODY.PEEK[HEADER.FIELDS ...] drops .PEEK');
-
 {
         my @new_list = $mic->list;
         # tag differs in [-1]