1 files changed, 12 insertions, 4 deletions

diff --git a/lib/PublicInbox/IMAPTracker.pm b/lib/PublicInbox/IMAPTracker.pm
index bcf7af2e..fe813582 100644
--- a/lib/PublicInbox/IMAPTracker.pm
+++ b/lib/PublicInbox/IMAPTracker.pm
@@ -39,12 +39,20 @@ sub dbh_new ($) {
         $dbh;
 }
 
-sub get_last ($) {
-        my ($self) = @_;
-        my $sth = $self->{dbh}->prepare_cached(<<'', undef, 1);
+sub get_last ($;$) {
+        my ($self, $validity) = @_;
+        my $sth;
+        if (defined $validity) {
+                $sth = $self->{dbh}->prepare_cached(<<'', undef, 1);
+SELECT uid_validity, uid FROM imap_last WHERE url = ? AND uid_validity = ?
+
+                $sth->execute($self->{url}, $validity);
+        } else {
+                $sth = $self->{dbh}->prepare_cached(<<'', undef, 1);
 SELECT uid_validity, uid FROM imap_last WHERE url = ?
 
-        $sth->execute($self->{url});
+                $sth->execute($self->{url});
+        }
         $sth->fetchrow_array;
 }