77 lines
2.9 KiB
PHP
77 lines
2.9 KiB
PHP
|
<?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: Aidan Lister <aidan@php.net> |
|
||
|
|
// +----------------------------------------------------------------------+
|
||
|
|
//
|
||
|
|
// $Id: get_headers.php,v 1.1 2005/07/23 05:56:03 Tony Exp $
|
||
|
|
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Replace get_headers()
|
||
|
|
*
|
||
|
|
* @category PHP
|
||
|
|
* @package PHP_Compat
|
||
|
|
* @link http://php.net/function.get_headers
|
||
|
|
* @author Aeontech <aeontech@gmail.com>
|
||
|
|
* @author Cpurruc <cpurruc@fh-landshut.de>
|
||
|
|
* @author Aidan Lister <aidan@php.net>
|
||
|
|
* @version $Revision: 1.1 $
|
||
|
|
* @since PHP 5.0.0
|
||
|
|
* @require PHP 4.0.0 (user_error)
|
||
|
|
*/
|
||
|
|
if (!function_exists('get_headers')) {
|
||
|
|
function get_headers($url, $format = 0)
|
||
|
|
{
|
||
|
|
// Init
|
||
|
|
$urlinfo = parse_url($url);
|
||
|
|
$port = isset($urlinfo['port']) ? $urlinfo['port'] : 80;
|
||
|
|
|
||
|
|
// Connect
|
||
|
|
$fp = fsockopen($urlinfo['host'], $port, $errno, $errstr, 30);
|
||
|
|
if ($fp === false) {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Send request
|
||
|
|
$head = 'HEAD ' . $urlinfo['path'] .
|
||
|
|
(isset($urlinfo['query']) ? '?' . $urlinfo['query'] : '') .
|
||
|
|
' HTTP/1.0' . "\r\n" .
|
||
|
|
'Host: ' . $urlinfo['host'] . "\r\n\r\n";
|
||
|
|
fputs($fp, $head);
|
||
|
|
|
||
|
|
// Read
|
||
|
|
while (!feof($fp)) {
|
||
|
|
if ($header = trim(fgets($fp, 1024))) {
|
||
|
|
list($key) = explode(':', $header);
|
||
|
|
|
||
|
|
if ($format === 1) {
|
||
|
|
// First element is the HTTP header type, such as HTTP 200 OK
|
||
|
|
// It doesn't have a separate name, so check for it
|
||
|
|
if ($key == $header) {
|
||
|
|
$headers[] = $header;
|
||
|
|
} else {
|
||
|
|
$headers[$key] = substr($header, strlen($key)+2);
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
$headers[] = $header;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return $headers;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
?>
|