/**
* functions/decode/us_ascii.php
*
- * Copyright (c) 2004 The SquirrelMail Project Team
+ * Copyright (c) 2004-2005 The SquirrelMail Project Team
* Licensed under the GNU GPL. For full terms see the file COPYING.
*
* This file contains us-ascii decoding function that is needed to read
* @return string cleaned string
*/
function charset_decode_us_ascii ($string) {
- global $default_charset;
-
- if (strtolower($default_charset) == 'us-ascii')
- return $string;
-
- if (! ereg("[\200-\237]", $string) and ! ereg("[\241-\377]", $string) )
+ // don't do decoding when there are no 8bit symbols
+ if (! sq_is8bit($string,'us-ascii'))
return $string;
$string = preg_replace("/([\201-\237])/e","'?'",$string);
$string = preg_replace("/([\241-\377])/e","'?'",$string);
return $string;
}
-?>
+?>
\ No newline at end of file