From: Eric Wong <e@80x24.org>
Date: Sun, 14 Aug 2016 10:21:12 +0000 (+0000)
Subject: view: allow for missing In-Reply-To mapping
X-Git-Tag: v1.0.0~232
X-Git-Url: http://www.git.stargrave.org/?a=commitdiff_plain;h=2b4bbe3857ab1a4dd194612018029c5511505cba;p=public-inbox.git

view: allow for missing In-Reply-To mapping

Because buggy mail clients exist and generate invalid
In-Reply-To headers we cannot handle across the board...
---

diff --git a/lib/PublicInbox/View.pm b/lib/PublicInbox/View.pm
index ed3c96e8..373545a2 100644
--- a/lib/PublicInbox/View.pm
+++ b/lib/PublicInbox/View.pm
@@ -208,8 +208,8 @@ sub _th_index_lite {
 	my $nr_s = 0;
 	my $level = $map->[4];
 	my $idx = $map->[3];
-	if (defined $irt) {
-		my $irt_map = $mapping->{$irt};
+	my $irt_map = $mapping->{$irt} if defined $irt;
+	if (defined $irt_map) {
 		my $siblings = $irt_map->[0];
 		$nr_s = scalar(@$siblings) - 1;
 		$rv .= $pad . $irt_map->[1];