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- <?php
- // +----------------------------------------------------------------------+
- // | PHP Version 4 |
- // +----------------------------------------------------------------------+
- // | Copyright (c) 1997-2004 The PHP Group |
- // +----------------------------------------------------------------------+
- // | This source file is subject to version 3.0 of the PHP license, |
- // | that is bundled with this package in the file LICENSE, and is |
- // | available at through the world-wide-web at |
- // | http://www.php.net/license/3_0.txt. |
- // | If you did not receive a copy of the PHP license and are unable to |
- // | obtain it through the world-wide-web, please send a note to |
- // | license@php.net so we can mail you a copy immediately. |
- // +----------------------------------------------------------------------+
- // | Authors: Michael Wallner <mike@php.net> |
- // | Aidan Lister <aidan@php.net> |
- // +----------------------------------------------------------------------+
- //
- // $Id: convert_uuencode.php,v 1.7 2005/01/26 04:55:13 aidan Exp $
-
-
- /**
- * Replace convert_uuencode()
- *
- * @category PHP
- * @package PHP_Compat
- * @link http://php.net/function.convert_uuencode
- * @author Michael Wallner <mike@php.net>
- * @author Aidan Lister <aidan@php.net>
- * @version $Revision: 1.7 $
- * @since PHP 5
- * @require PHP 4.0.0 (user_error)
- */
- if (!function_exists('convert_uuencode')) {
- function convert_uuencode($string)
- {
- // Sanity check
- if (!is_scalar($string)) {
- user_error('convert_uuencode() expects parameter 1 to be string, ' .
- gettype($string) . ' given', E_USER_WARNING);
- return false;
- }
-
- $u = 0;
- $encoded = '';
-
- while ($c = count($bytes = unpack('c*', substr($string, $u, 45)))) {
- $u += 45;
- $encoded .= pack('c', $c + 0x20);
-
- while ($c % 3) {
- $bytes[++$c] = 0;
- }
-
- foreach (array_chunk($bytes, 3) as $b) {
- $b0 = ($b[0] & 0xFC) >> 2;
- $b1 = (($b[0] & 0x03) << 4) + (($b[1] & 0xF0) >> 4);
- $b2 = (($b[1] & 0x0F) << 2) + (($b[2] & 0xC0) >> 6);
- $b3 = $b[2] & 0x3F;
-
- $b0 = $b0 ? $b0 + 0x20 : 0x60;
- $b1 = $b1 ? $b1 + 0x20 : 0x60;
- $b2 = $b2 ? $b2 + 0x20 : 0x60;
- $b3 = $b3 ? $b3 + 0x20 : 0x60;
-
- $encoded .= pack('c*', $b0, $b1, $b2, $b3);
- }
-
- $encoded .= "\n";
- }
-
- // Add termination characters
- $encoded .= "\x60\n";
-
- return $encoded;
- }
- }
-
- ?>