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139 root 1 <?php
2 // +----------------------------------------------------------------------+
3 // | PHP Version 4 |
4 // +----------------------------------------------------------------------+
5 // | Copyright (c) 1997-2004 The PHP Group |
6 // +----------------------------------------------------------------------+
7 // | This source file is subject to version 3.0 of the PHP license, |
8 // | that is bundled with this package in the file LICENSE, and is |
9 // | available at through the world-wide-web at |
10 // | http://www.php.net/license/3_0.txt. |
11 // | If you did not receive a copy of the PHP license and are unable to |
12 // | obtain it through the world-wide-web, please send a note to |
13 // | license@php.net so we can mail you a copy immediately. |
14 // +----------------------------------------------------------------------+
15 // | Authors: Michael Wallner <mike@php.net> |
16 // | Aidan Lister <aidan@php.net> |
17 // +----------------------------------------------------------------------+
18 //
19 // $Id: convert_uuencode.php,v 1.7 2005/01/26 04:55:13 aidan Exp $
20  
21  
22 /**
23 * Replace convert_uuencode()
24 *
25 * @category PHP
26 * @package PHP_Compat
27 * @link http://php.net/function.convert_uuencode
28 * @author Michael Wallner <mike@php.net>
29 * @author Aidan Lister <aidan@php.net>
30 * @version $Revision: 1.7 $
31 * @since PHP 5
32 * @require PHP 4.0.0 (user_error)
33 */
34 if (!function_exists('convert_uuencode')) {
35 function convert_uuencode($string)
36 {
37 // Sanity check
38 if (!is_scalar($string)) {
39 user_error('convert_uuencode() expects parameter 1 to be string, ' .
40 gettype($string) . ' given', E_USER_WARNING);
41 return false;
42 }
43  
44 $u = 0;
45 $encoded = '';
46  
47 while ($c = count($bytes = unpack('c*', substr($string, $u, 45)))) {
48 $u += 45;
49 $encoded .= pack('c', $c + 0x20);
50  
51 while ($c % 3) {
52 $bytes[++$c] = 0;
53 }
54  
55 foreach (array_chunk($bytes, 3) as $b) {
56 $b0 = ($b[0] & 0xFC) >> 2;
57 $b1 = (($b[0] & 0x03) << 4) + (($b[1] & 0xF0) >> 4);
58 $b2 = (($b[1] & 0x0F) << 2) + (($b[2] & 0xC0) >> 6);
59 $b3 = $b[2] & 0x3F;
60  
61 $b0 = $b0 ? $b0 + 0x20 : 0x60;
62 $b1 = $b1 ? $b1 + 0x20 : 0x60;
63 $b2 = $b2 ? $b2 + 0x20 : 0x60;
64 $b3 = $b3 ? $b3 + 0x20 : 0x60;
65  
66 $encoded .= pack('c*', $b0, $b1, $b2, $b3);
67 }
68  
69 $encoded .= "\n";
70 }
71  
72 // Add termination characters
73 $encoded .= "\x60\n";
74  
75 return $encoded;
76 }
77 }
78  
130 kaklik 79 ?>