1 files changed, 29 insertions, 0 deletions
diff --git a/lib/PublicInbox/LeiLsSync.pm b/lib/PublicInbox/LeiLsSync.pm
new file mode 100644
index 00000000..71f111a9
--- /dev/null
+++ b/lib/PublicInbox/LeiLsSync.pm
@@ -0,0 +1,29 @@
+# Copyright (C) 2021 all contributors <meta@public-inbox.org>
+# License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt>
+
+# front-end for the "lei ls-sync" sub-command
+package PublicInbox::LeiLsSync;
+use strict;
+use v5.10.1;
+use PublicInbox::LeiMailSync;
+
+sub lei_ls_sync {
+        my ($lei, $filter) = @_;
+        my $sto = $lei->_lei_store or return;
+        my $lms = $sto->search->lms or return;
+        my $opt = $lei->{opt};
+        my $re;
+        $re = defined($filter) ? qr/\Q$filter\E/ : qr/./ if $opt->{globoff};
+        $re //= $lei->glob2re($filter // '*');
+        my @f = $lms->folders;
+        @f = $opt->{'invert-match'} ? grep(!/$re/, @f) : grep(/$re/, @f);
+        if ($opt->{'local'} && !$opt->{remote}) {
+                @f = grep(!m!\A[a-z\+]+://!i, @f);
+        } elsif ($opt->{remote} && !$opt->{'local'}) {
+                @f = grep(m!\A[a-z\+]+://!i, @f);
+        }
+        my $ORS = $opt->{z} ? "\0" : "\n";
+        $lei->out(join($ORS, @f, ''));
+}
+
+1;