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<?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 2005/05/10 07:50:53 aidan 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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?> |