Location: PHPKode > projects > BtiTracker > Btit_148/include/getscrape.php
<?php
$BASEDIR=dirname(__FILE__);
require_once ("$BASEDIR/BDecode.php");
require_once ("$BASEDIR/config.php");
require_once ("$BASEDIR/functions.php");

ignore_user_abort(1);

function escapeURL($info)
{
    $ret = "";
    $i=0;
    while (strlen($info) > $i)
    {
        $ret .= "%".$info[$i].$info[$i + 1];
        $i+=2;
    }
    return $ret;
}

function stristr_reverse($haystack, $needle) {
  $pos = strrpos($haystack, $needle);
  return substr($haystack, 0, $pos);
}

function scrape($url,$infohash="")
{
if (isset($url))
{

   $u = urldecode($url);
   $extannunce = str_replace("announce","scrape",$u);

   $purl=parse_url($extannunce);
   $port=isset($purl["port"])?$purl["port"]:"80";
   $path=isset($purl["path"])?$purl["path"]:"/scrape.php";
   $an=($purl["scheme"]!="http"?$purl["scheme"]."://":"").$purl["host"];
   $fd=@fsockopen($an,$port,$errno,$errstr, 60);
if ($fd)
   {
     if ($infohash!="")
        {
         $ihash=array();
         $ihash=explode("','",$infohash);
         $info_hash="";
         foreach($ihash as $myihash)
              $info_hash.="&info_hash=".escapeURL($myihash);
         $info_hash=substr($info_hash,1);
         fputs($fd,"GET $path?$info_hash HTTP/1.0\r\nHost: somehost.net\r\n\r\n");
        }
     else
        fputs($fd,"GET $path HTTP/1.0\r\nHost: somehost.net\r\n\r\n");
     $stream = "";
     while (!feof($fd))
     {
          $stream .= fgets($fd, 4096);
          if (strlen($stream) > 100000)
             {
             $ret = mysql_query("UPDATE namemap SET lastupdate=NOW() WHERE announce_url = \"$url\"".($infohash=="" ? "" : " AND namemap.info_hash IN ('$infohash')"));
             //$ret = mysql_query("UPDATE summary INNER JOIN namemap ON namemap.info_hash=summary.info_hash SET summary.seeds = 0, summary.leechers = 0 WHERE namemap.announce_url = \"$url\" AND summary.dlbytes=0".($infohash=="" ? "" : " AND summary.info_hash IN ('$infohash')"));
             write_log("FAILED update external torrent ".($infohash=="" ? "" : "(infohash: $infohash)")." from $url tracker (response too big)","");
             @fclose($fd);
             return;
             }
     }
   }
    else
       {
       $ret = mysql_query("UPDATE namemap SET lastupdate=NOW() WHERE announce_url = \"$url\"".($infohash=="" ? "" : " AND namemap.info_hash IN ('$infohash')"));
       //$ret = mysql_query("UPDATE summary INNER JOIN namemap ON namemap.info_hash=summary.info_hash SET summary.seeds = 0, summary.leechers = 0 WHERE namemap.announce_url = \"$url\" AND summary.dlbytes=0".($infohash=="" ? "" : " AND summary.info_hash IN ('$infohash')"));
       write_log("FAILED update external torrent ".($infohash=="" ? "" : "(infohash: $infohash)")." from $url tracker (not connectable)","");
       return;
       }
@fclose($fd);


    $stream=trim(stristr($stream,"d5:files"));
    if (strpos($stream,"d5:files")===false)
        {
          // if host answer but stream is not valid encoded file try old metod
          // will work only with standard http
          $ihash=array();
          $ihash=explode("','",$infohash);
          $info_hash="";
          foreach($ihash as $myihash)
               $info_hash.="&info_hash=".escapeURL($myihash);
          $info_hash=substr($info_hash,1);
          $fd=fopen($extannunce.($infohash!=""?"?$info_hash":""),"rb");
          if ($fd)
            {
            while (!feof($fd))
            {
                 $stream .= fread($fd, 4096);
                 if (strlen($stream) > 100000)
                    {
                    $ret = mysql_query("UPDATE namemap SET lastupdate=NOW() WHERE announce_url = \"$url\"".($infohash=="" ? "" : " AND namemap.info_hash IN ('$infohash')"));
                    //$ret = mysql_query("UPDATE summary INNER JOIN namemap ON namemap.info_hash=summary.info_hash SET summary.seeds = 0, summary.leechers = 0 WHERE namemap.announce_url = \"$url\" AND summary.dlbytes=0".($infohash=="" ? "" : " AND summary.info_hash IN ('$infohash')"));
                    write_log("FAILED update external torrent ".($infohash=="" ? "" : "(infohash: $infohash)")." from $url tracker (response too big)","");
                    @fclose($fd);
                    return;
                    }
            }
          }
          else
             {
             $ret = mysql_query("UPDATE namemap SET lastupdate=NOW() WHERE announce_url = \"$url\"".($infohash=="" ? "" : " AND namemap.info_hash IN ('$infohash')"));
             //$ret = mysql_query("UPDATE summary INNER JOIN namemap ON namemap.info_hash=summary.info_hash SET summary.seeds = 0, summary.leechers = 0 WHERE namemap.announce_url = \"$url\" AND summary.dlbytes=0".($infohash=="" ? "" : " AND summary.info_hash IN ('$infohash')"));
             write_log("FAILED update external torrent ".($infohash=="" ? "" : "(infohash: $infohash)")." from $url tracker (not connectable)","");
             return;
             }
    }

    $array = BDecode($stream);
    if (!isset($array))
    {
          $ret = mysql_query("UPDATE namemap SET lastupdate=NOW() WHERE announce_url = \"$url\"".($infohash=="" ? "" : " AND namemap.info_hash IN ('$infohash')"));
          //$ret = mysql_query("UPDATE summary INNER JOIN namemap ON namemap.info_hash=summary.info_hash SET summary.seeds = 0, summary.leechers = 0 WHERE namemap.announce_url = \"$url\" AND summary.dlbytes=0".($infohash=="" ? "" : " AND summary.info_hash IN ('$infohash')"));
          write_log("FAILED update external torrent ".($infohash=="" ? "" : "(infohash: $infohash)")." from $url tracker (not bencode data)","");
          return;
    }
    if ($array == false)
    {
        $ret = mysql_query("UPDATE namemap SET lastupdate=NOW() WHERE announce_url = \"$url\"".($infohash=="" ? "" : " AND namemap.info_hash IN ('$infohash')"));
        //$ret = mysql_query("UPDATE summary INNER JOIN namemap ON namemap.info_hash=summary.info_hash SET summary.seeds = 0, summary.leechers = 0 WHERE namemap.announce_url = \"$url\" AND summary.dlbytes=0".($infohash=="" ? "" : " AND summary.info_hash IN ('$infohash')"));
        write_log("FAILED update external torrent ".($infohash=="" ? "" : "(infohash: $infohash)")." from $url tracker (not bencode data)","");
        return;
    }
        if (!isset($array["files"]))
        {
            $ret = mysql_query("UPDATE namemap SET lastupdate=NOW() WHERE announce_url = \"$url\"".($infohash=="" ? "" : " AND namemap.info_hash IN ('$infohash')"));
            //$ret = mysql_query("UPDATE summary INNER JOIN namemap ON namemap.info_hash=summary.info_hash SET summary.seeds = 0, summary.leechers = 0 WHERE namemap.announce_url = \"$url\" AND summary.dlbytes=0".($infohash=="" ? "" : " AND summary.info_hash IN ('$infohash')"));
            write_log("FAILED update external ".($infohash=="" ? "" : "(infohash: $infohash)")." torrent from $url tracker (not bencode data)","");
            return;
        }
        $files = $array["files"];

//        $ret = mysql_query("UPDATE namemap SET lastupdate=NOW() WHERE announce_url = \"$url\"".($infohash=="" ? "" : " AND namemap.info_hash IN ('$infohash')"));
//        $ret = mysql_query("UPDATE summary INNER JOIN namemap ON namemap.info_hash=summary.info_hash SET summary.seeds = 0, summary.leechers = 0 WHERE namemap.announce_url = \"$url\" AND summary.dlbytes=0".($infohash=="" ? "" : " AND summary.info_hash IN ('$infohash')"));


        if(!is_array($files))
          {
            $ret = mysql_query("UPDATE namemap SET lastupdate=NOW() WHERE announce_url = \"$url\"".($infohash=="" ? "" : " AND namemap.info_hash IN ('$infohash')"));
            //$ret = mysql_query("UPDATE summary INNER JOIN namemap ON namemap.info_hash=summary.info_hash SET summary.seeds = 0, summary.leechers = 0 WHERE namemap.announce_url = \"$url\" AND summary.dlbytes=0".($infohash=="" ? "" : " AND summary.info_hash IN ('$infohash')"));
            write_log("FAILED update external torrent ".($infohash=="" ? "" : "(infohash: $infohash)")." from $url tracker (probably deleted torrent(s))","");
            return;
          }
        foreach ($files as $hash => $data)
        {
          $seeders = $data["complete"];
          $leechers = $data["incomplete"];
          if (isset($data["downloaded"]))
             $completed = $data["downloaded"];
          else
              $completed = "0";
          $torrenthash=bin2hex(stripslashes($hash));
          $ret = mysql_query("UPDATE namemap SET lastupdate=NOW(), lastsuccess=NOW() WHERE announce_url = \"$url\"".($hash=="" ? "" : " AND namemap.info_hash='$torrenthash'"));
          $ret = mysql_query("UPDATE summary INNER JOIN namemap ON namemap.info_hash=summary.info_hash SET summary.seeds = $seeders, summary.leechers = $leechers, summary.finished= $completed  WHERE summary.info_hash = '$torrenthash' AND namemap.announce_url = \"$url\"");
          if (mysql_affected_rows()==1)
                write_log("SUCCESS update external torrent from $url tracker (infohash: $torrenthash)","");
        }
}
}

?>
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