77 lines
2.9 KiB
PHP
77 lines
2.9 KiB
PHP
<?php
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// +----------------------------------------------------------------------+
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// | PHP Version 4 |
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// +----------------------------------------------------------------------+
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// | Copyright (c) 1997-2004 The PHP Group |
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// +----------------------------------------------------------------------+
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// | This source file is subject to version 3.0 of the PHP license, |
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// | that is bundled with this package in the file LICENSE, and is |
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// | available at through the world-wide-web at |
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// | http://www.php.net/license/3_0.txt. |
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// | If you did not receive a copy of the PHP license and are unable to |
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// | obtain it through the world-wide-web, please send a note to |
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// | license@php.net so we can mail you a copy immediately. |
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// +----------------------------------------------------------------------+
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// | Authors: Aidan Lister <aidan@php.net> |
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// +----------------------------------------------------------------------+
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//
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// $Id: get_headers.php,v 1.1 2005/07/23 05:56:03 Tony Exp $
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/**
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* Replace get_headers()
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*
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* @category PHP
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* @package PHP_Compat
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* @link http://php.net/function.get_headers
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* @author Aeontech <aeontech@gmail.com>
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* @author Cpurruc <cpurruc@fh-landshut.de>
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* @author Aidan Lister <aidan@php.net>
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* @version $Revision: 1.1 $
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* @since PHP 5.0.0
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* @require PHP 4.0.0 (user_error)
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*/
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if (!function_exists('get_headers')) {
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function get_headers($url, $format = 0)
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{
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// Init
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$urlinfo = parse_url($url);
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$port = isset($urlinfo['port']) ? $urlinfo['port'] : 80;
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// Connect
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$fp = fsockopen($urlinfo['host'], $port, $errno, $errstr, 30);
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if ($fp === false) {
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return false;
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}
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// Send request
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$head = 'HEAD ' . $urlinfo['path'] .
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(isset($urlinfo['query']) ? '?' . $urlinfo['query'] : '') .
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' HTTP/1.0' . "\r\n" .
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'Host: ' . $urlinfo['host'] . "\r\n\r\n";
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fputs($fp, $head);
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// Read
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while (!feof($fp)) {
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if ($header = trim(fgets($fp, 1024))) {
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list($key) = explode(':', $header);
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if ($format === 1) {
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// First element is the HTTP header type, such as HTTP 200 OK
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// It doesn't have a separate name, so check for it
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if ($key == $header) {
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$headers[] = $header;
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} else {
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$headers[$key] = substr($header, strlen($key)+2);
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}
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} else {
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$headers[] = $header;
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}
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}
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}
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return $headers;
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}
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}
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?>
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