search: support searching on List-Id

[public-inbox.git] / lib / PublicInbox / SearchIdx.pm

diff --git a/lib/PublicInbox/SearchIdx.pm b/lib/PublicInbox/SearchIdx.pm
index 579b85e3927cfd70df044db9ff9a224335e2a1d9..998341a7d4d5bfa069f02e6beca5e75ad04def74 100644 (file)
--- a/lib/PublicInbox/SearchIdx.pm
+++ b/lib/PublicInbox/SearchIdx.pm
@@ -64,6 +64,7 @@ sub new {
                $self->{lock_path} = "$inboxdir/ssoma.lock";
                my $dir = $self->xdir;
                $self->{over} = PublicInbox::OverIdx->new("$dir/over.sqlite3");
+               $self->{index_max_size} = $ibx->{index_max_size};
        } elsif ($version == 2) {
                defined $shard or die "shard is required for v2\n";
                # shard is a number
@@ -351,6 +352,12 @@ sub add_xapian ($$$$) {
                }
        }
        $doc->add_boolean_term('Q' . $_) foreach @$mids;
+       for my $l ($hdr->header_raw('List-Id')) {
+               $l =~ /<([^>]+)>/ or next;
+               my $lid = $1;
+               $doc->add_boolean_term('G' . $lid);
+               index_text($self, $lid, 1, 'XL'); # probabilistic
+       }
        $self->{xdb}->replace_document($smsg->{num}, $doc);
 }
 
@@ -572,6 +579,16 @@ sub batch_adjust ($$$$$) {
        }
 }
 
+sub too_big ($$$) {
+       my ($self, $git, $oid) = @_;
+       my $max_size = $self->{index_max_size} or return;
+       my (undef, undef, $size) = $git->check($oid);
+       die "E: bad $oid in $git->{git_dir}\n" if !defined($size);
+       return if $size <= $max_size;
+       warn "W: skipping $oid ($size > $max_size)\n";
+       1;
+}
+
 # only for v1
 sub read_log {
        my ($self, $log, $add_cb, $del_cb, $batch_cb) = @_;
@@ -598,6 +615,7 @@ sub read_log {
                                }
                                next;
                        }
+                       next if too_big($self, $git, $blob);
                        my $mime = do_cat_mail($git, $blob, \$bytes);
                        my $smsg = bless {}, 'PublicInbox::Smsg';
                        batch_adjust(\$max, $bytes, $batch_cb, $latest, ++$nr);
@@ -606,7 +624,7 @@ sub read_log {
                        $add_cb->($self, $mime, $smsg);
                } elsif ($line =~ /$delmsg/o) {
                        my $blob = $1;
-                       $D{$blob} = 1;
+                       $D{$blob} = 1 unless too_big($self, $git, $blob);
                } elsif ($line =~ /^commit ($h40)/o) {
                        $latest = $1;
                        $newest ||= $latest;