- unshift @$q, map { ($cl, $_) } @{$node->{children}};
- if ($ctx->{-inbox}->smsg_mime($node)) {
- return thread_index_entry($ctx, $level, $node);
- } else {
- return ghost_index_entry($ctx, $level, $node);
+ unshift @$q, map { ($cl, $_) } @{$smsg->{children}};
+ return ($level, $smsg) if $ghost_ok || exists($smsg->{blob});
+ }
+ undef;
+}
+
+sub stream_thread_i { # PublicInbox::WwwStream::getline callback
+ my ($ctx, $eml) = @_;
+ goto &thread_eml_entry if $eml; # tail recursion
+ return unless exists($ctx->{skel});
+ my $ghost_ok = $ctx->{nr}++;
+ while (1) {
+ my ($lvl, $smsg) = next_in_queue($ctx->{-queue}, $ghost_ok);
+ if ($smsg) {
+ if (exists $smsg->{blob}) { # next message for cat-file
+ $ctx->{level} = $lvl;
+ if (!$ghost_ok) { # first non-ghost
+ $ctx->{-title_html} =
+ ascii_html($smsg->{subject});
+ $ctx->zmore($ctx->html_top);
+ }
+ return $smsg;
+ }
+ # buffer the ghost entry and loop
+ $ctx->zmore(ghost_index_entry($ctx, $lvl, $smsg));
+ } else { # all done
+ $ctx->zmore(join('', thread_adj_level($ctx, 0)));
+ $ctx->zmore(${delete($ctx->{skel})});
+ return;