From 636bb99ad404c0744029200dbc046b65bcc8615b Mon Sep 17 00:00:00 2001
From: Christian Schneider
Date: Thu, 11 Sep 2008 10:21:37 +0000
Subject: Only encode headers with quoted-printable if really necessary

---
 it_mail.class | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'it_mail.class')

diff --git a/it_mail.class b/it_mail.class
index 9057ef3..dedf950 100644
--- a/it_mail.class
+++ b/it_mail.class
@@ -296,7 +296,7 @@ function send()
  */
 function header_escape($string)
 {
-	return preg_match('/[\x00-\x20=\x7f-\xff]/', $string) ? ("=?iso-8859-1?Q?" . preg_replace('/[\x00-\x20=\x7f-\xff]/e', "sprintf('=%02X', ord('\\0'))", $string) . "?=") : $string;
+	return preg_match('/[\x00-\x1f\x7f-\xff]/', $string) ? ("=?iso-8859-1?Q?" . preg_replace('/[\x00-\x20=\x7f-\xff]/e', "sprintf('=%02X', ord('\\0'))", $string) . "?=") : $string;
 }
 
 /**
-- 
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