$hdr->header_set($k, @v, $v);
}
-sub set_nntp_headers {
- my ($hdr, $ng, $n, $mid) = @_;
+sub xref ($$$$) {
+ my ($self, $ng, $n, $mid) = @_;
+ my $ret = "$ng->{domain} $ng->{newsgroup}:$n";
+
+ # num_for is pretty cheap and sometimes we'll lookup the existence
+ # of an article without getting even the OVER info. In other words,
+ # I'm not sure if its worth optimizing by scanning To:/Cc: and
+ # PublicInbox::ExtMsg on the PSGI end is just as expensive
+ foreach my $other (@{$self->{nntpd}->{grouplist}}) {
+ next if $ng eq $other;
+ my $num = eval { $other->mm->num_for($mid) } or next;
+ $ret .= " $other->{newsgroup}:$num";
+ }
+ $ret;
+}
+
+sub set_nntp_headers ($$$$$) {
+ my ($self, $hdr, $ng, $n, $mid) = @_;
# clobber some
- $hdr->header_set('Newsgroups', $ng->{newsgroup});
- $hdr->header_set('Xref', xref($ng, $n));
+ my $xref = xref($self, $ng, $n, $mid);
+ $hdr->header_set('Xref', $xref);
+ $xref =~ s/:\d+//g;
+ $hdr->header_set('Newsgroups', (split(/ /, $xref, 2))[1]);
header_append($hdr, 'List-Post', "<mailto:$ng->{-primary_address}>");
if (my $url = $ng->base_url) {
$mid = mid_escape($mid);
my $msg = $ng->msg_by_smsg($smsg) or return $err;
my $s = Email::Simple->new($msg);
if ($set_headers) {
- set_nntp_headers($s->header_obj, $ng, $n, $mid);
+ set_nntp_headers($self, $s->header_obj, $ng, $n, $mid);
# must be last
$s->body_set('') if ($set_headers == 2);
}
}
-sub xref ($$) {
- my ($ng, $n) = @_;
- "$ng->{domain} $ng->{newsgroup}:$n"
-}
-
sub mid_lookup ($$) {
my ($self, $mid) = @_;
my $self_ng = $self->{ng};
my ($self, $xhdr, $range) = @_;
if (defined $range && $range =~ /\A<(.+)>\z/) { # Message-ID
- my ($ng, $n) = mid_lookup($self, $1);
+ my $mid = $1;
+ my ($ng, $n) = mid_lookup($self, $mid);
return r430 unless $n;
- hdr_mid_response($self, $xhdr, $ng, $n, $range, xref($ng, $n));
+ hdr_mid_response($self, $xhdr, $ng, $n, $range,
+ xref($self, $ng, $n, $mid));
} else { # numeric range
$range = $self->{article} unless defined $range;
my $r = get_range($self, $range);
my $r = $mm->msg_range(\$beg, $end);
@$r or return;
more($self, join("\r\n", map {
- # TODO: use $_->[1] (mid) to fill
- # Xref: from other inboxes
my $num = $_->[0];
- "$num ".xref($ng, $num);
+ "$num ".xref($self, $ng, $num, $_->[1]);
} @$r));
1;
});