LF line terminators cause misparse of a multi-part email when rdm-mailhandler.rb is invoked from /etc/aliases (#31549).

Patch by Yuichi HARADA.


git-svn-id: http://svn.redmine.org/redmine/trunk@18317 e93f8b46-1217-0410-a6f0-8f06a7374b81

extra/mail_handler/rdm-mailhandler.rb

@@ -153,7 +153,7 @@ END_DESC
 
     headers = { 'User-Agent' => "Redmine mail handler/#{VERSION}" }
 
-    data = { 'key' => key, 'email' => email,
+    data = { 'key' => key, 'email' => email.gsub(/(?<!\r)\n|\r(?!\n)/, "\r\n"),
                            'allow_override' => allow_override,
                            'unknown_user' => unknown_user,
                            'default_group' => default_group,