X-Git-Url: http://www.git.stargrave.org/?a=blobdiff_plain;f=lib%2FPublicInbox%2FSearchIdx.pm;h=548f2114b80174cfd1569c319e4a1daa1a7bc8e8;hb=6cdb84af2c75b3c66a35c8c4973f455da15dd0a4;hp=b731f6982f8bd1e6d44179d26a94f32c67726ae7;hpb=478a8d308d952af5ae957136c2ab09455f2a767c;p=public-inbox.git

diff --git a/lib/PublicInbox/SearchIdx.pm b/lib/PublicInbox/SearchIdx.pm
index b731f698..548f2114 100644
--- a/lib/PublicInbox/SearchIdx.pm
+++ b/lib/PublicInbox/SearchIdx.pm
@@ -1,6 +1,6 @@
 # Copyright (C) 2015-2020 all contributors <meta@public-inbox.org>
 # License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt>
-# based on notmuch, but with no concept of folders, files or flags
+# based on notmuch, but with no concept of folders, files
 #
 # Indexes mail with Xapian and our (SQLite-based) ::Msgmap for use
 # with the web and NNTP interfaces.  This index maintains thread
@@ -371,7 +371,7 @@ sub eml2doc ($$$;$) {
 	index_headers($self, $smsg);
 
 	if (defined(my $eidx_key = $smsg->{eidx_key})) {
-		$doc->add_boolean_term('O'.$eidx_key);
+		$doc->add_boolean_term('O'.$eidx_key) if $eidx_key ne '.';
 	}
 	msg_iter($eml, \&index_xapian, [ $self, $doc ]);
 	index_ids($self, $doc, $eml, $mids);
@@ -467,7 +467,7 @@ sub add_eidx_info {
 	begin_txn_lazy($self);
 	my $doc = _get_doc($self, $docid) or return;
 	term_generator($self)->set_document($doc);
-	$doc->add_boolean_term('O'.$eidx_key);
+	$doc->add_boolean_term('O'.$eidx_key) if $eidx_key ne '.';
 	index_list_id($self, $doc, $eml);
 	$self->{xdb}->replace_document($docid, $doc);
 }
@@ -501,6 +501,47 @@ sub remove_eidx_info {
 	$self->{xdb}->replace_document($docid, $doc);
 }
 
+sub set_keywords {
+	my ($self, $docid, @kw) = @_;
+	begin_txn_lazy($self);
+	my $doc = _get_doc($self, $docid) or return;
+	my %keep = map { $_ => 1 } @kw;
+	my %add = %keep;
+	my @rm;
+	my $end = $doc->termlist_end;
+	for (my $cur = $doc->termlist_begin; $cur != $end; $cur++) {
+		$cur->skip_to('K');
+		last if $cur == $end;
+		my $kw = $cur->get_termname;
+		$kw =~ s/\AK//s or next;
+		$keep{$kw} ? delete($add{$kw}) : push(@rm, $kw);
+	}
+	return unless (scalar(@rm) + scalar(keys %add));
+	$doc->remove_term('K'.$_) for @rm;
+	$doc->add_boolean_term('K'.$_) for (keys %add);
+	$self->{xdb}->replace_document($docid, $doc);
+}
+
+sub add_keywords {
+	my ($self, $docid, @kw) = @_;
+	begin_txn_lazy($self);
+	my $doc = _get_doc($self, $docid) or return;
+	$doc->add_boolean_term('K'.$_) for @kw;
+	$self->{xdb}->replace_document($docid, $doc);
+}
+
+sub remove_keywords {
+	my ($self, $docid, @kw) = @_;
+	begin_txn_lazy($self);
+	my $doc = _get_doc($self, $docid) or return;
+	my $replace;
+	eval {
+		$doc->remove_term('K'.$_);
+		$replace = 1
+	} for @kw;
+	$self->{xdb}->replace_document($docid, $doc) if $replace;
+}
+
 sub get_val ($$) {
 	my ($doc, $col) = @_;
 	sortable_unserialise($doc->get_value($col));