+sub header_obj_for {
+ my ($srch, $mid) = @_;
+ eval {
+ my $smsg = $srch->lookup_message($mid);
+ $smsg = PublicInbox::SearchMsg->load_doc($smsg->{doc});
+ $smsg->mini_mime->header_obj;
+ };
+};
+
+sub xhdr_searchmsg ($$$) {
+ my ($self, $sub, $range) = @_;
+ my $srch = $self->{ng}->search;
+ my $emit = ($sub eq 'date') ? sub {
+ my ($pfx, $m) = @_;
+ my @t = gmtime($m->header('X-PI-TS'));
+ more($self, "$pfx ". strftime('%a, %d %b %Y %T %z', @t));
+ } : sub {
+ my ($pfx, $m) = @_;
+ my $h = $m->header($sub);
+ more($self, "$pfx $h") if defined $h;
+ };
+
+ if (defined $range && $range =~ /\A<(.+)>\z/) { # Message-ID
+ more($self, '221 Header follows');
+ my $m = header_obj_for($srch, $1);
+ $emit->($range, $m) if defined $m;
+ '.';
+ } else { # numeric range
+ $range = $self->{article} unless defined $range;
+ my $mm = $self->{ng}->mm;
+ my $r = get_range($self, $range);
+ return $r unless ref $r;
+ my ($beg, $end) = @$r;
+ more($self, '221 Header follows');
+ $self->long_response($beg, $end, sub {
+ my ($i) = @_;
+ my $mid = $mm->mid_for($$i) or return;
+ my $m = header_obj_for($srch, $mid) or return;
+ $emit->($$i, $m);
+ });
+ }
+}
+