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',
sub newnews_i {
my ($self, $names, $ts, $prev) = @_;
my $ngname = $names->[0];
- if (my $ibx = $self->{nntpd}->{groups}->{$ngname}) {
+ if (my $ibx = $self->{nntpd}->{pi_config}->{-by_newsgroup}->{$ngname}) {
if (my $over = $ibx->over) {
my $msgs = $over->query_ts($ts, $$prev);
if (scalar @$msgs) {
sub cmd_group ($$) {
my ($self, $group) = @_;
- my $no_such = '411 no such news group';
my $nntpd = $self->{nntpd};
- my $ng = $nntpd->{groups}->{$group} or return $no_such;
+ my $ibx = $nntpd->{pi_config}->{-by_newsgroup}->{$group} or
+ return '411 no such news group';
$nntpd->idler_start;
- $self->{ng} = $ng;
- my ($min, $max) = $ng->mm->minmax;
+ $self->{ng} = $ibx;
+ my ($min, $max) = $ibx->mm->minmax;
$self->{article} = $min;
my $est_size = $max - $min;
"211 $est_size $min $max $group";
$hdr->header_set($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;
}
}
# no warning here, $mid is just invalid
} else { # slow path for non-ALL users
- foreach my $ibx (values %{$self->{nntpd}->{groups}}) {
+ for my $ibx (values %{$pi_cfg->{-by_newsgroup}}) {
next if defined $self_ng && $ibx eq $self_ng;
my $n = $ibx->mm->num_for($mid);
return ($ibx, $n) if defined $n;
more($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 {
return r501 unless $mid =~ $ONE_MSGID;
$mid = $1;
my @paths;
- foreach my $ng (values %{$self->{nntpd}->{groups}}) {
- my $n = $ng->mm->num_for($mid);
- push @paths, "$ng->{newsgroup}/$n" if defined $n;
+ my $pi_cfg = $self->{nntpd}->{pi_config};
+ my $groups = $pi_cfg->{-by_newsgroup};
+ if (my $ALL = $pi_cfg->ALL) {
+ my ($id, $prev, %seen);
+ while (my $smsg = $ALL->over->next_by_mid($mid, \$id, \$prev)) {
+ my $xr3 = $ALL->over->get_xref3($smsg->{num});
+ for my $x (@$xr3) {
+ my ($ngname, $n) = split(/:/, $x);
+ $x = "$ngname/$n";
+ if ($groups->{$ngname} && !$seen{$x}++) {
+ push(@paths, $x);
+ }
+ }
+ }
+ } else { # slow path, no point in using long_response
+ for my $ibx (values %$groups) {
+ my $n = $ibx->mm->num_for($mid) // next;
+ push @paths, "$ibx->{newsgroup}/$n";
+ }
}
return '430 no such article on server' unless @paths;
- '223 '.join(' ', @paths);
+ '223 '.join(' ', sort(@paths));
}
sub res ($$) { do_write($_[0], $_[1] . "\r\n") }