From f9c300eb2510442f8408223dc448bd3bf7d9434c Mon Sep 17 00:00:00 2001
From: Don Armstrong <don@donarmstrong.com>
Date: Sun, 25 Jun 2017 10:34:14 -0700
Subject: [PATCH] convert to perl's internal utf8 in reply_headers

This fixes mojibake in the reply-to links
---
 Debbugs/Mail.pm | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

diff --git a/Debbugs/Mail.pm b/Debbugs/Mail.pm
index 0a227b6..e4c8bf7 100644
--- a/Debbugs/Mail.pm
+++ b/Debbugs/Mail.pm
@@ -49,7 +49,7 @@ use Debbugs::MIME qw(encode_rfc1522);
 use Debbugs::Config qw(:config);
 use Params::Validate qw(:types validate_with);
 use Encode qw(encode is_utf8);
-use Debbugs::UTF8 qw(encode_utf8_safely);
+use Debbugs::UTF8 qw(encode_utf8_safely convert_to_utf8);
 
 use Debbugs::Packages;
 
@@ -450,9 +450,16 @@ sub reply_headers{
     my $body = "On $date $who wrote:\n";
     my $i = 60;
     my $b_h;
+    # Default to UTF-8.
+    my $charset="utf-8";
     ## find the first part which has a defined body handle and appears
     ## to be text
     if (defined $entity->bodyhandle) {
+	my $this_charset =
+	    $entity->head->mime_attr("content-type.charset");
+	$charset = $this_charset if
+	    defined $this_charset and
+	    length $this_charset;
         $b_h = $entity->bodyhandle;
     } elsif ($entity->parts) {
         my @parts = $entity->parts;
@@ -462,6 +469,11 @@ sub reply_headers{
             }
             if (defined $part->bodyhandle and
                 $part->effective_type =~ /text/) {
+		my $this_charset =
+		    $part->head->mime_attr("content-type.charset");
+		$charset =  $this_charset if
+		    defined $this_charset and
+		    length $this_charset;
                 $b_h = $part->bodyhandle;
                 last;
             }
@@ -473,7 +485,7 @@ sub reply_headers{
             while (defined($_ = $IO->getline)) {
                 $i--;
                 last if $i < 0;
-                $body .= '> '. $_;
+                $body .= '> '. convert_to_utf8($_,$charset);
             }
             $IO->close();
         };
-- 
2.39.2