Fixed bug that ignored lowercase quoted printable in headers.

[squirrelmail.git] / functions / mime.php

diff --git a/functions/mime.php b/functions/mime.php
index b87601f39baf6622a241ced87cc80c407734258f..ce634671d5882d1e64e8885c9041b86ac14a5389 100644 (file)
--- a/functions/mime.php
+++ b/functions/mime.php
@@ -525,6 +525,11 @@
             $replace = base64_decode($res[3]);
          } else {
             $replace = ereg_replace("_", " ", $res[3]);
+           // Convert lowercase Quoted Printable to uppercase for
+           // quoted_printable_decode to understand it.
+           while (ereg("(=([0-9][a-f])|([a-f][0-9]))", $replace, $res)) {
+              $replace = str_replace($res[1], strtoupper($res[1]), $replace);
+           }
             $replace = quoted_printable_decode($replace);
          }