From 79cd8e829cd0821368bc7163cba647b8c97fa800 Mon Sep 17 00:00:00 2001
From: "mkanat%bugzilla.org" <>
Date: Fri, 3 Oct 2008 06:42:39 +0000
Subject: Bug 405453: Make Bugzilla encode all outgoing email headers. Patch by
 Max Kanat-Alexander <mkanat@bugzilla.org> r=himorin, a=mkanat

---
 Bugzilla/Mailer.pm | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

(limited to 'Bugzilla')

diff --git a/Bugzilla/Mailer.pm b/Bugzilla/Mailer.pm
index fc3f60784..bb0917bc1 100644
--- a/Bugzilla/Mailer.pm
+++ b/Bugzilla/Mailer.pm
@@ -96,8 +96,11 @@ sub MessageToMTA {
     $email->header_set('MIME-Version', '1.0') if !$email->header('MIME-Version');
 
     # Encode the headers correctly in quoted-printable
-    foreach my $header qw(From To Cc Reply-To Sender Errors-To Subject) {
-        if (my $value = $email->header($header)) {
+    foreach my $header ($email->header_names) {
+        my @values = $email->header($header);
+        # We don't recode headers that happen multiple times.
+        next if scalar(@values) > 1;
+        if (my $value = $values[0]) {
             if (Bugzilla->params->{'utf8'} && !utf8::is_utf8($value)) {
                 utf8::decode($value);
             }
-- 
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