From 5c3f7d5f9a03056da6740af523f22903880cc9ec Mon Sep 17 00:00:00 2001
From: Eric Wong <e@80x24.org>
Date: Mon, 17 Aug 2015 03:20:44 +0000
Subject: search: apply mid_compression to subject paths, too

Otherwise we'll be wasting space in our index for long
subjects.
---
 lib/PublicInbox/Search.pm | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/lib/PublicInbox/Search.pm b/lib/PublicInbox/Search.pm
index 051f7a54..862ed6dd 100644
--- a/lib/PublicInbox/Search.pm
+++ b/lib/PublicInbox/Search.pm
@@ -15,7 +15,8 @@ use constant {
 	# SCHEMA_VERSION history
 	# 0 - initial
 	# 1 - subject_path is lower-cased
-	SCHEMA_VERSION => 1,
+	# 2 - subject_path is mid_compressed in the index, only
+	SCHEMA_VERSION => 2,
 	LANG => 'english',
 	QP_FLAGS => FLAG_PHRASE|FLAG_BOOLEAN|FLAG_LOVEHATE|FLAG_WILDCARD,
 };
@@ -113,7 +114,7 @@ sub add_message {
 			$doc->add_term(xpfx('subject') . $subj);
 
 			my $path = subject_path($subj);
-			$doc->add_term(xpfx('path') . $path);
+			$doc->add_term(xpfx('path') . mid_compressed($path));
 		}
 
 		my $from = $smsg->from_name;
@@ -214,7 +215,7 @@ sub query {
 
 sub get_subject_path {
 	my ($self, $path, $opts) = @_;
-	my $query = $self->qp->parse_query("path:$path", 0);
+	my $query = $self->qp->parse_query("path:".mid_compressed($path), 0);
 	$self->do_enquire($query);
 }
 
@@ -238,7 +239,7 @@ sub get_thread {
 	return { count => 0, msgs => [] } unless $smsg;
 	my $qp = $self->qp;
 	my $qtid = $qp->parse_query('thread:'.$smsg->thread_id);
-	my $qsub = $qp->parse_query('path:'.$smsg->path);
+	my $qsub = $qp->parse_query('path:'.mid_compressed($smsg->path));
 	my $query = Search::Xapian::Query->new(OP_OR, $qtid, $qsub);
 	$self->do_enquire($query);
 }
-- 
cgit v1.2.3-24-ge0c7