lei ls-mail-source: list IMAP folders and NNTP groups

While other tools can provide the same functionality, having
integration with git-credential is convenient, here.  Caching
and completion will be implemented separately.

1 files changed, 8 insertions, 7 deletions

diff --git a/lib/PublicInbox/NetReader.pm b/lib/PublicInbox/NetReader.pm
index 2795a9d4..bcc6cbf0 100644
--- a/lib/PublicInbox/NetReader.pm
+++ b/lib/PublicInbox/NetReader.pm
@@ -236,18 +236,19 @@ W: see https://rt.cpan.org/Ticket/Display.html?id=129967 for updates
 }
 
 sub imap_uri {
-        my ($url) = @_;
+        my ($url, $ls_ok) = @_;
         require PublicInbox::URIimap;
         my $uri = PublicInbox::URIimap->new($url);
-        $uri ? $uri->canonical : undef;
+        $uri && ($ls_ok || $uri->mailbox) ? $uri->canonical : undef;
 }
 
 my %IS_NNTP = (news => 1, snews => 1, nntp => 1, nntps => 1);
 sub nntp_uri {
-        my ($url) = @_;
+        my ($url, $ls_ok) = @_;
         require PublicInbox::URInntps;
         my $uri = PublicInbox::URInntps->new($url);
-        $uri && $IS_NNTP{$uri->scheme} && $uri->group ? $uri->canonical : undef;
+        $uri && $IS_NNTP{$uri->scheme} && ($ls_ok || $uri->group) ?
+                $uri->canonical : undef;
 }
 
 sub cfg_intvl ($$$) {
@@ -367,11 +368,11 @@ sub nntp_common_init ($;$) {
 }
 
 sub add_url {
-        my ($self, $arg) = @_;
+        my ($self, $arg, $ls_ok) = @_;
         my $uri;
-        if ($uri = imap_uri($arg)) {
+        if ($uri = imap_uri($arg, $ls_ok)) {
                 push @{$self->{imap_order}}, $uri;
-        } elsif ($uri = nntp_uri($arg)) {
+        } elsif ($uri = nntp_uri($arg, $ls_ok)) {
                 push @{$self->{nntp_order}}, $uri;
         } else {
                 push @{$self->{unsupported_url}}, $arg;