Файловый менеджер - Редактировать - /usr/share/squirrelmail/functions/encode/us_ascii.php
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<?php /** * us_ascii encoding functions * * takes a string of unicode entities and converts it to a us-ascii encoded string * Unsupported characters are replaced with ?. * * @copyright 2004-2010 The SquirrelMail Project Team * @license http://opensource.org/licenses/gpl-license.php GNU Public License * @version $Id: us_ascii.php 13893 2010-01-25 02:47:41Z pdontthink $ * @package squirrelmail * @subpackage encode */ /** * Converts string to us-ascii * @param string $string text with numeric unicode entities * @return string us-ascii encoded text */ function charset_encode_us_ascii ($string) { // don't run encoding function, if there is no encoded characters if (! preg_match("'&#[0-9]+;'",$string) ) return $string; $string=preg_replace("/&#([0-9]+);/e","unicodetousascii('\\1')",$string); // $string=preg_replace("/&#[xX]([0-9A-F]+);/e","unicodetousascii(hexdec('\\1'))",$string); return $string; } /** * Return us-ascii symbol when unicode character number is provided * * This function is used internally by charset_encode_us_ascii * function. It might be unavailable to other SquirrelMail functions. * Don't use it or make sure, that functions/encode/us_ascii.php is * included. * * @param int $var decimal unicode value * @return string us-ascii character */ function unicodetousascii($var) { if ($var < 128) { $ret = chr ($var); } else { $ret='?'; } return $ret; }
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