PHP Code:
<?php
/*
+------------------------------------------------
| TBDev.net BitTorrent Tracker PHP
| =============================================
| by CoLdFuSiOn
| (c) 2003 - 2011 TBDev.Net
| http://www.tbdev.net
| =============================================
| svn: http://sourceforge.net/projects/tbdevnet/
| Licence Info: GPL
+------------------------------------------------
| $Date: 2011-04-06 01:31:48 +0300 (Wed, 06 Apr 2011) $
| $Revision$
| $Author: tbdevnet $
| $URL: http://tbdevnet.svn.sourceforge.net/svnroot/tbdevnet/trunk/TB/announce.php $
+------------------------------------------------
*/error_reporting(0);
////////////////// GLOBAL VARIABLES ////////////////////////////
$TBDEV['baseurl'] = 'http://sharetuts.com/cg/';
$TBDEV['announce_interval'] = 60 * 30;
$TBDEV['min_interval'] = 60 * 15;
$TBDEV['user_ratios'] = 0;
$TBDEV['connectable_check'] = 0;
define ('UC_VIP', 2);
// DB setup
$TBDEV['mysql_host'] = "*****";
$TBDEV['mysql_user'] = "*****";
$TBDEV['mysql_pass'] = "*****";
$TBDEV['mysql_db'] = "*****";
////////////////// GLOBAL VARIABLES ////////////////////////////
// DO NOT EDIT BELOW UNLESS YOU KNOW WHAT YOU'RE DOING!!
define( 'TIME_NOW', time() );
$agent = $_SERVER["HTTP_USER_AGENT"];
// Deny access made with a browser...
if (
preg_match('%^Mozilla/|^Opera/|^Links |^Lynx/%i', $agent) ||
isset($_SERVER['HTTP_COOKIE']) ||
isset($_SERVER['HTTP_ACCEPT_LANGUAGE']) ||
isset($_SERVER['HTTP_ACCEPT_CHARSET'])
)
err("torrent not registered with this tracker CODE 1");
if( !$_GET['compact'] )
{
err('Sorry, this tracker no longer supports non-compact clients!');
}
/////////////////////// FUNCTION DEFS ///////////////////////////////////
function dbconn()
{
global $TBDEV;
if (!@mysql_connect($TBDEV['mysql_host'], $TBDEV['mysql_user'], $TBDEV['mysql_pass']))
{
err('Please call back later');
}
mysql_select_db($TBDEV['mysql_db']) or err('Please call back later');
}
function err($x)
{
exit('d14:failure reason' . strlen($x) . ":{$x}e");
}
function warn($x)
{
exit('d15:warning message' . strlen($x) . ":{$x}e");
}
function benc_resp_raw($x)
{
header( "Content-Type: text/plain" );
header( "Pragma: no-cache" );
if ( $_SERVER['HTTP_ACCEPT_ENCODING'] == 'gzip' )
{
header( "Content-Encoding: gzip" );
echo gzencode( $x, 9, FORCE_GZIP );
}
else
echo $x ;
}
function hash_where($name, $hash) {
$shhash = preg_replace('/ *$/s', "", $hash);
return "($name = " . sqlesc($hash) . " OR $name = " . sqlesc($shhash) . ")";
}
function sqlesc($x) {
return "'".mysql_real_escape_string($x)."'";
}
function portblacklisted($port)
{
// direct connect
if ($port >= 411 && $port <= 413) return true;
// bittorrent
if ($port >= 6881 && $port <= 6889) return true;
// kazaa
if ($port == 1214) return true;
// gnutella
if ($port >= 6346 && $port <= 6347) return true;
// emule
if ($port == 4662) return true;
// winmx
if ($port == 6699) return true;
return false;
}
/////////////////////// FUNCTION DEFS END ///////////////////////////////
$parts = array();
if( !isset($_GET['passkey']) OR !preg_match('/^[0-9a-fA-F]{32}$/i', $_GET['passkey'], $parts) )
err("Invalid Passkey");
else
$GLOBALS['passkey'] = $parts[0];
foreach (array("info_hash","peer_id","event","ip","localip") as $x)
{
if(isset($_GET["$x"]))
$GLOBALS[$x] = "" . $_GET[$x];
}
foreach (array("port","downloaded","uploaded","left") as $x)
{
$GLOBALS[$x] = 0 + $_GET[$x];
}
foreach (array("passkey","info_hash","peer_id","port","downloaded","uploaded","left") as $x)
if (!isset($x)) err("Missing key: $x");
foreach (array("info_hash","peer_id") as $x)
if (strlen($GLOBALS[$x]) != 20) err("Invalid $x (" . strlen($GLOBALS[$x]) . " - " . urlencode($GLOBALS[$x]) . ")");
unset($x);
$info_hash = bin2hex($info_hash);
$ip = $_SERVER['REMOTE_ADDR'];
$port = 0 + $port;
$downloaded = 0 + $downloaded;
$uploaded = 0 + $uploaded;
$left = 0 + $left;
$rsize = 30;
foreach(array("num want", "numwant", "num_want") as $k)
{
if (isset($_GET[$k]))
{
$rsize = (int)$_GET[$k];
break;
}
}
if (!$port || $port > 0xffff)
err("invalid port");
if (!isset($event))
$event = "";
$seeder = ($left == 0) ? "yes" : "no";
dbconn();
$user_query = mysql_query("SELECT id, uploaded, downloaded, class, enabled FROM users WHERE passkey=".sqlesc($passkey)) or err("Tracker error 2");
if ( mysql_num_rows($user_query) != 1 )
err("Unknown passkey. Please redownload the torrent from {$TBDEV['baseurl']}.");
$user = mysql_fetch_assoc($user_query);
if( $user['enabled'] == 'no' ) err('Permission denied, you\'re not enabled');
$res = mysql_query("SELECT id, banned, seeders + leechers AS numpeers, added AS ts FROM torrents WHERE info_hash = " .sqlesc($info_hash));//" . hash_where("info_hash", $info_hash));
$torrent = mysql_fetch_assoc($res);
if (!$torrent)
err("torrent not registered with this tracker CODE 2");
$torrentid = $torrent["id"];
$fields = "seeder, peer_id, compact, ip, port, uploaded, downloaded, userid";
//$numpeers = $torrent["numpeers"];
$limit = "";
if ($torrent['numpeers'] > $rsize)
$limit = "ORDER BY RAND() LIMIT $rsize";
$whereap ='';
if ($seeder == 'yes')
$whereap = "AND seeder = 'no'";
$res = mysql_query("SELECT $fields FROM peers WHERE torrent = $torrentid AND connectable = 'yes' {$whereap} {$limit}");
unset($whereap);
//////////////////// START NEW COMPACT MODE/////////////////////////////
//$resp = "d" . benc_str("interval") . "i" . $TBDEV['announce_interval'] ."e" . benc_str("min interval") . "i" . 300 ."e5:"."peers" ;
$resp = "d8:intervali{$TBDEV['announce_interval']}e12:min intervali{$TBDEV['min_interval']}e5:peers";
$peers = '';
$peer_num = 0;
while ($row = mysql_fetch_assoc($res))
{
$peers .= $row['compact']; //pack('Nn', ip2long($row['ip']), $row['port']);
$peer_num++;
}
$resp .= strlen($peers) . ':' . $peers . 'e';
$selfwhere = "torrent = $torrentid AND " . hash_where("peer_id", $peer_id);
///////////////////////////// END NEW COMPACT MODE////////////////////////////////
if (!isset($self))
{
$res = mysql_query("SELECT $fields FROM peers WHERE $selfwhere");
$row = mysql_fetch_assoc($res);
if ($row)
{
$userid = $row["userid"];
$self = $row;
}
}
//// Up/down stats ////////////////////////////////////////////////////////////
if (!isset($self))
{
$valid = @mysql_fetch_row(@mysql_query("SELECT COUNT(*) FROM peers WHERE torrent=$torrentid AND passkey=" . sqlesc($passkey)));
if ($valid[0] >= 1 && $seeder == 'no') err("Connection limit exceeded! You may only leech from one location at a time.");
if ($valid[0] >= 3 && $seeder == 'yes') err("Connection limit exceeded!");
if ($left > 0 && $user['class'] < UC_VIP && $TBDEV['user_ratios'])
{
$gigs = $user["uploaded"] / (1024*1024*1024);
$elapsed = floor((TIME_NOW - $torrent["ts"]) / 3600);
$ratio = (($user["downloaded"] > 0) ? ($user["uploaded"] / $user["downloaded"]) : 1);
if ($ratio < 0.5 || $gigs < 5) $wait = 48;
elseif ($ratio < 0.65 || $gigs < 6.5) $wait = 24;
elseif ($ratio < 0.8 || $gigs < 8) $wait = 12;
elseif ($ratio < 0.95 || $gigs < 9.5) $wait = 6;
else $wait = 0;
if ($elapsed < $wait)
err("Not authorized (" . ($wait - $elapsed) . "h) - READ THE FAQ!");
}
}
else
{
$upthis = max(0, $uploaded - $self["uploaded"]);
$downthis = max(0, $downloaded - $self["downloaded"]);
if ($upthis > 0 || $downthis > 0)
mysql_query("UPDATE users SET uploaded = uploaded + $upthis, downloaded = downloaded + $downthis WHERE id=".$user['id']) or err("Tracker error 3");
}
///////////////////////////////////////////////////////////////////////////////
$updateset = array();
if ($event == "stopped")
{
if (isset($self))
{
mysql_query("DELETE FROM peers WHERE $selfwhere");
if (mysql_affected_rows())
{
if ($self["seeder"] == "yes")
$updateset[] = "seeders = seeders - 1";
else
$updateset[] = "leechers = leechers - 1";
}
}
}
else
{
if ($event == "completed")
$updateset[] = "times_completed = times_completed + 1";
if (isset($self))
{
$compact = '';
// only update compact if ip or port has changed
if( $self['ip'] != $ip || ($self['port']+0) != $port )
{
$compact = "compact = ".sqlesc(pack('Nn', ip2long($ip), $port)).',';
}
mysql_query("UPDATE peers SET uploaded = $uploaded, downloaded = $downloaded,
to_go = $left, last_action = ".TIME_NOW.", $compact
seeder = '$seeder'"
. ($seeder == "yes" && $self["seeder"] != $seeder ? ",
finishedat = " . TIME_NOW : "") . " WHERE $selfwhere");
if (mysql_affected_rows() && $self["seeder"] != $seeder)
{
if ($seeder == "yes")
{
$updateset[] = "seeders = seeders + 1";
$updateset[] = "leechers = leechers - 1";
}
else
{
$updateset[] = "seeders = seeders - 1";
$updateset[] = "leechers = leechers + 1";
}
}
}
else
{
if ($event != "started")
err("Peer not found. ".$passkey." Restart the torrent.");
if (portblacklisted($port))
{
err("Port $port is blacklisted.");
}
elseif ( $TBDEV['connectable_check'] )
{
$sockres = @fsockopen($ip, $port, $errno, $errstr, 5);
if (!$sockres)
$connectable = "no";
else
{
$connectable = "yes";
@fclose($sockres);
}
}
else
{
$connectable = 'yes';
}
$compact = sqlesc(pack('Nn', ip2long($ip), $port));
$ret = mysql_query("INSERT INTO peers (connectable, torrent, peer_id, compact, ip, port, uploaded, downloaded, to_go, started, last_action, seeder, userid, agent, passkey) VALUES ('$connectable', $torrentid, " . sqlesc($peer_id) . ", $compact, " . sqlesc($ip) . ", $port, $uploaded, $downloaded, $left, ".TIME_NOW.", ".TIME_NOW.", '$seeder', {$user['id']}, " . sqlesc($agent) . "," . sqlesc($passkey) . ")");
if ($ret)
{
if ($seeder == "yes")
$updateset[] = "seeders = seeders + 1";
else
$updateset[] = "leechers = leechers + 1";
}
}
}
if ($seeder == "yes")
{
if ($torrent["banned"] != "yes")
$updateset[] = "visible = 'yes'";
$updateset[] = "last_action = ".TIME_NOW;
}
if (count($updateset))
mysql_query("UPDATE torrents SET " . join(",", $updateset) . " WHERE id = $torrentid");
benc_resp_raw($resp);
?>