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-rw-r--r--lib/PublicInbox/LeiExternal.pm28
1 files changed, 22 insertions, 6 deletions
diff --git a/lib/PublicInbox/LeiExternal.pm b/lib/PublicInbox/LeiExternal.pm
index accacf1a..6a5c2517 100644
--- a/lib/PublicInbox/LeiExternal.pm
+++ b/lib/PublicInbox/LeiExternal.pm
@@ -88,19 +88,35 @@ sub get_externals {
         ();
 }
 
-sub lei_add_external {
+sub add_external_finish {
         my ($self, $location) = @_;
         my $cfg = $self->_lei_cfg(1);
         my $new_boost = $self->{opt}->{boost} // 0;
-        $location = ext_canonicalize($location);
-        if ($location !~ m!\Ahttps?://! && !-d $location) {
-                return $self->fail("$location not a directory");
-        }
         my $key = "external.$location.boost";
         my $cur_boost = $cfg->{$key};
         return if defined($cur_boost) && $cur_boost == $new_boost; # idempotent
         $self->lei_config($key, $new_boost);
-        $self->_lei_store(1)->done; # just create the store
+}
+
+sub lei_add_external {
+        my ($self, $location) = @_;
+        $self->_lei_store(1)->write_prepare($self);
+        my $new_boost = $self->{opt}->{boost} // 0;
+        $location = ext_canonicalize($location);
+        my $mirror = $self->{opt}->{mirror};
+        if (defined($mirror) && -d $location) {
+                $self->fail(<<""); # TODO: did you mean "update-external?"
+--mirror destination `$location' already exists
+
+        }
+        if ($location !~ m!\Ahttps?://! && !-d $location) {
+                $mirror // return $self->fail("$location not a directory");
+                $mirror = ext_canonicalize($mirror);
+                require PublicInbox::LeiMirror;
+                PublicInbox::LeiMirror->start($self, $mirror => $location);
+        } else {
+                add_external_finish($self, $location);
+        }
 }
 
 sub lei_forget_external {