update copyright headers and email addresses

[public-inbox.git] / lib / PublicInbox / Filter.pm

diff --git a/lib/PublicInbox/Filter.pm b/lib/PublicInbox/Filter.pm
index 0b1ec911407d3fa60ed9b1a3cdcf9ab6023b2641..5a023cf7032b0e27573932238c6349b1464f5004 100644 (file)
--- a/lib/PublicInbox/Filter.pm
+++ b/lib/PublicInbox/Filter.pm
@@ -1,4 +1,4 @@
-# Copyright (C) 2013, Eric Wong <normalperson@yhbt.net> and all contributors
+# Copyright (C) 2013-2015 all contributors <meta@public-inbox.org>
 # License: AGPLv3 or later (https://www.gnu.org/licenses/agpl-3.0.txt)
 #
 # This only exposes one function: run
@@ -211,7 +211,7 @@ sub collapse {
        $mime->header_set('Content-Type', $part->content_type);
        $mime->body_set($part->body_raw);
        my $cte = $part->header('Content-Transfer-Encoding');
-       if (defined($cte) && length($cte)) {
+       if (defined($cte) && $cte ne '') {
                $mime->header_set('Content-Transfer-Encoding', $cte);
        }
        mark_changed($mime);