program/lib/Mail/mime.php
@@ -836,9 +836,9 @@ default: // quoted-printable encoding has been selected $mode = 'Q'; $encoded = preg_replace('/([\x20-\x25\x2C\x80-\xFF])/e', "'='.sprintf('%02X', ord('\\1'))", $value); $encoded = preg_replace('/([\x2C\x3F\x80-\xFF])/e', "'='.sprintf('%02X', ord('\\1'))", $value); // replace spaces with _ $encoded = str_replace('=20', '_', $encoded); $encoded = str_replace(' ', '_', $encoded); } $value = '=?' . $this->_build_params['head_charset'] . '?' . $mode . '?' . $encoded . '?=' . $suffix;