0,0 → 1,79 |
<?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; |
} |
} |
|
?> |