From c539d6224b2786356b8705f4e0d86417d355e19c Mon Sep 17 00:00:00 2001
From: stronk7 <stronk7>
Date: Sun, 19 Mar 2006 02:38:21 +0000
Subject: [PATCH] Now encode_mimeheader() only encodes the header if it isn't
 100% ASCII.

---
 lib/textlib.class.php | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/textlib.class.php b/lib/textlib.class.php
index 1e77202721..2c2012558b 100644
--- a/lib/textlib.class.php
+++ b/lib/textlib.class.php
@@ -193,6 +193,10 @@ class textlib {
      * paravoid (http://www.php.net/manual/en/function.mb-encode-mimeheader.php#60283).
      */
     function encode_mimeheader($text, $charset='utf-8') {
+    /// If the text is pure ASCII, we don't need to encode it
+        if ($this->convert($text, $charset, 'ascii') == $text) {
+            return $text;
+        }
     /// Although RFC says that line feed should be \r\n, it seems that
     /// some mailers double convert \r, so we are going to use \n alone
         $linefeed="\n";
-- 
2.39.5