use Digest::SHA qw(sha1_hex);
use Time::Local qw(timegm timelocal);
use PublicInbox::GitAsyncCat;
+use PublicInbox::Address;
+
use constant {
LINE_MAX => 512, # RFC 977 section 2.3
r501 => '501 command syntax error',
$hdr->header_set($k, @v, $v);
}
+sub xref_by_tc ($$$) {
+ my ($xref, $pi_cfg, $smsg) = @_;
+ my $by_addr = $pi_cfg->{-by_addr};
+ my $mid = $smsg->{mid};
+ for my $f (qw(to cc)) {
+ my @ibxs = map {
+ $by_addr->{lc($_)} // ()
+ } (PublicInbox::Address::emails($smsg->{$f} // ''));
+ for my $ibx (@ibxs) {
+ my $ngname = $ibx->{newsgroup} // next;
+ next if defined $xref->{$ngname};
+ $xref->{$ngname} = eval { $ibx->mm->num_for($mid) };
+ }
+ }
+}
+
sub xref ($$$) {
my ($self, $cur_ibx, $smsg) = @_;
my $nntpd = $self->{nntpd};
- my $cur_ngname = $cur_ibx->{newsgroup};
- my $ret = "$nntpd->{servername} $cur_ngname:$smsg->{num}";
+ my $cur_ng = $cur_ibx->{newsgroup};
+ my $xref;
if (my $ALL = $nntpd->{pi_config}->ALL) {
- if (my $ary = $ALL->nntp_xref_for($cur_ibx, $smsg)) {
- $ret .= join(' ', '', @$ary) if scalar(@$ary);
- }
- # better off wrong than slow if there's thousands of groups,
- # so no fallback to the slow path below:
+ $xref = $ALL->nntp_xref_for($cur_ibx, $smsg);
+ xref_by_tc($xref, $nntpd->{pi_config}, $smsg);
} else { # slow path
+ $xref = { $cur_ng => $smsg->{num} };
my $mid = $smsg->{mid};
- my $groups = $nntpd->{pi_config}->{-by_newsgroup};
- for my $xngname (@{$nntpd->{groupnames}}) {
- next if $cur_ngname eq $xngname;
- my $xibx = $groups->{$xngname} or next;
- my $num = eval { $xibx->mm->num_for($mid) } or next;
- $ret .= " $xngname:$num";
+ for my $ibx (values %{$nntpd->{pi_config}->{-by_newsgroup}}) {
+ next if defined($xref->{$ibx->{newsgroup}});
+ my $num = eval { $ibx->mm->num_for($mid) } // next;
+ $xref->{$ibx->{newsgroup}} = $num;
}
}
+ my $ret = "$nntpd->{servername} $cur_ng:".delete($xref->{$cur_ng});
+ $ret .= " $_:$xref->{$_}" for (sort keys %$xref);
$ret;
}
more($self, '224 Overview information follows (multi-line)');
# Only set article number column if it's the current group
+ # (RFC 3977 8.3.2)
my $self_ng = $self->{ng};
- $smsg->{num} = 0 if (!$self_ng || $self_ng ne $ng);
+ if (!$self_ng || $self_ng ne $ng) {
+ # set {-orig_num} for nntp_xref_for
+ $smsg->{-orig_num} = $smsg->{num};
+ $smsg->{num} = 0;
+ }
more($self, over_line($self, $ng, $smsg));
'.';
} else {