Torrent刮板

Question

我使用废料并显示它们的种子，我使用我在互联网上找到的脚本，它使用套接字连接跟踪器并获取数据，它在我的localhost上运行xampp服务器但是当它没有服务器工作时，它不会捕获流的种子，脚本会生成错误消息

脚本消息：

  

错误：无法打开HTTP连接。连接错误：是的   脚本：

代码1（udptracker.php）：

<?php
    /*  Torrent UDP Scraper
        v1.2

        2010 by Johannes Zinnau
        johannes@johnimedia.de

        Licensed under a Creative Commons Attribution-ShareAlike 3.0 Unported License
        http://creativecommons.org/licenses/by-sa/3.0/

        It would be very nice if you send me your changes on this class, so that i can include them if they are improve it.
        Thanks!

        Usage:
        try{
            $timeout = 2;

            $scraper = new udptscraper($timeout);
            $ret = $scraper->scrape('udp://tracker.tld:port',array('0000000000000000000000000000000000000000'));

            print_r($ret);
        }catch(ScraperException $e){
            echo('Error: ' . $e->getMessage() . "<br />\n");
            echo('Connection error: ' . ($e->isConnectionError() ? 'yes' : 'no') . "<br />\n");
        }
    */

include "tscraper.php";

    class udptscraper extends tscraper{


        /*  $url: Tracker url like: udp://tracker.tld:port or udp://tracker.tld:port/announce
            $infohash: Infohash string or array (max 74 items). 40 char long infohash. 
            */
        public function scrape($url,$infohash){
            if(!is_array($infohash)){ $infohash = array($infohash); }
            foreach($infohash as $hash){
                if(!preg_match('#^[a-f0-9]{40}$#i',$hash)){ throw new ScraperException('Invalid infohash: ' . $hash . '.'); }
            }
            if(count($infohash) > 74){ throw new ScraperException('Too many infohashes provided.'); }
            if(!preg_match('%udp://([^:/]*)(?::([0-9]*))?(?:/)?%si', $url, $m)){ throw new ScraperException('Invalid tracker url.'); }
            $tracker = 'udp://' . $m[1];
            $port = isset($m[2]) ? $m[2] : 80;


            $transaction_id = mt_rand(0,65535);
            $fp = fsockopen($tracker, $port, $errno, $errstr);
            if(!$fp){ throw new ScraperException('Could not open UDP connection: ' . $errno . ' - ' . $errstr,0,true); }
            stream_set_timeout($fp, $this->timeout);


            $current_connid = "\x00\x00\x04\x17\x27\x10\x19\x80";


            //Connection request
            $packet = $current_connid . pack("N", 0) . pack("N", $transaction_id);
            fwrite($fp,$packet);


            //Connection response
            $ret = fread($fp, 16);
            if(strlen($ret) < 1){ throw new ScraperException('No connection response.',0,true); }
            if(strlen($ret) < 16){ throw new ScraperException('Too short connection response.'); }
            $retd = unpack("Naction/Ntransid",$ret);
            if($retd['action'] != 0 || $retd['transid'] != $transaction_id){
                throw new ScraperException('Invalid connection response.');
            }
            $current_connid = substr($ret,8,8);


            //Scrape request
            $hashes = '';
            foreach($infohash as $hash){ $hashes .= pack('H*', $hash); }
            $packet = $current_connid . pack("N", 2) . pack("N", $transaction_id) . $hashes;
            fwrite($fp,$packet);


            //Scrape response
            $readlength = 8 + (12 * count($infohash));
            $ret = fread($fp, $readlength);
            if(strlen($ret) < 1){ throw new ScraperException('No scrape response.',0,true); }
            if(strlen($ret) < 8){ throw new ScraperException('Too short scrape response.'); }
            $retd = unpack("Naction/Ntransid",$ret);
            // Todo check for error string if response = 3
            if($retd['action'] != 2 || $retd['transid'] != $transaction_id){
                throw new ScraperException('Invalid scrape response.');
            }
            if(strlen($ret) < $readlength){ throw new ScraperException('Too short scrape response.'); }
            $torrents = array();
            $index = 8;
            foreach($infohash as $hash){
                $retd = unpack("Nseeders/Ncompleted/Nleechers",substr($ret,$index,12));
                $retd['infohash'] = $hash;
                $torrents[$hash] = $retd;
                $index = $index + 12;
            }


            return($torrents);
        }
    }
?>

代码2：

<?php
include "httptscraper.php";

$scrap1 = "$row[torrent]";
preg_match('#magnet:\?xt=urn:btih:(?<hash>.*?)&dn=(?<filename>.*?)&tr=(?<trackers>.*?)$#', $scrap1, $magnet_link);
$magnet_link['trackers'] = explode('&', urldecode(str_replace('tr=','', $magnet_link['trackers'])));
$resultados2 = $magnet_link['trackers'][0];
$resultados1 = $magnet_link['hash'];

try{
            $timeout = 2;

            $scraper = new udptscraper($timeout);
            $ret = $scraper->scrape($resultados2,array($resultados1));

            $array = $ret[$resultados1];
            $array2 = $array['seeders'];
            print_r($array2);
        }catch(ScraperException $e){
            echo "Sem Info";
            //echo('Error: ' . $e->getMessage() . "<br />\n");
            //echo('Connection error: ' . ($e->isConnectionError() ? 'yes' : 'no') . "<br />\n");
        }
?>

代码3（tscraper.php）：

<?php
/*  Torrent Scraper Base Class
    v1.0

    2010 by Johannes Zinnau
    johannes@johnimedia.de

    Licensed under a Creative Commons Attribution-ShareAlike 3.0 Unported License
    http://creativecommons.org/licenses/by-sa/3.0/

    It would be very nice if you send me your changes on this class, so that i can include them if they are improve it.
    Thanks!

    Usage:
    See udptscraper.php or httptscraper.php
*/


class ScraperException extends Exception {
    private $connectionerror;


    public function __construct($message,$code=0,$connectionerror=false){
        $this->connectionerror = $connectionerror;
        parent::__construct($message, $code);
    }


    public function isConnectionError(){
        return($this->connectionerror);
    }
}


abstract class tscraper {
    protected $timeout;


    public function __construct($timeout=2){
        $this->timeout = $timeout;
    }
}


?>

Answer 1

您的服务器似乎阻止了请求。在这种情况下，您将需要找到一个torrent友好的服务器。看看这里：http://filesharefreak.com/2009/10/09/the-best-hosting-providers-for-private-trackers。你也可以尝试一些国家的服务器，比如我不知道，瑞典？