/// <summary>
/// Create a new peers object.
/// </summary>
/// <param name="id">Initial value of the id property.</param>
/// <param name="torrentid">Initial value of the torrentid property.</param>
/// <param name="peer_id">Initial value of the peer_id property.</param>
/// <param name="ip">Initial value of the ip property.</param>
/// <param name="port">Initial value of the port property.</param>
/// <param name="uploaded">Initial value of the uploaded property.</param>
/// <param name="downloaded">Initial value of the downloaded property.</param>
/// <param name="left">Initial value of the left property.</param>
/// <param name="seeding">Initial value of the seeding property.</param>
/// <param name="userid">Initial value of the userid property.</param>
/// <param name="connectable">Initial value of the connectable property.</param>
/// <param name="useragent">Initial value of the useragent property.</param>
public static peers Createpeers(global::System.Int64 id, global::System.Int64 torrentid, global::System.String peer_id, global::System.String ip, global::System.Int32 port, global::System.Decimal uploaded, global::System.Decimal downloaded, global::System.Decimal left, global::System.Int64 seeding, global::System.Int64 userid, global::System.Int64 connectable, global::System.String useragent)
{
peers peers = new peers();
peers.id = id;
peers.torrentid = torrentid;
peers.peer_id = peer_id;
peers.ip = ip;
peers.port = port;
peers.uploaded = uploaded;
peers.downloaded = downloaded;
peers.left = left;
peers.seeding = seeding;
peers.userid = userid;
peers.connectable = connectable;
peers.useragent = useragent;
return peers;
}
/// <summary>
/// Deprecated Method for adding a new object to the peers EntitySet. Consider using the .Add method of the associated ObjectSet<T> property instead.
/// </summary>
public void AddTopeers(peers peers)
{
base.AddObject("peers", peers);
}
//
// GET: /Announce/Announce/
// GET: /announce/123af0c917876f6d4711654b2293895f
public ActionResult Announce(AnnounceModel announceModel)
{
if (!announceModel.IsValidRequest())
return new BTErrorResult("Invalid request (see specification: http://bit.ly/bcYmSu)");
if (!Regex.IsMatch(announceModel.Passkey, "[0-9a-fA-F]{32}"))
return new BTErrorResult("Invalid passkey.");
if (BLACKLIST_PORTS && IsPortBlackListed(Convert.ToInt32(announceModel.port)))
return new BTErrorResult(string.Format("Port {0} is blacklisted", announceModel.port));
try
{
using (var context = new OpenTrackerDbContext())
{
var crntUser = (from u in context.users
where u.passkey == announceModel.Passkey
select u).Take(1).FirstOrDefault();
if (crntUser == null)
return new BTErrorResult(string.Format("Unknown passkey. Please re-download the torrent from {0}.",
TrackerSettings.BASE_URL));
if (crntUser.activated == 0)
return new BTErrorResult("Permission denied, you\'re not activated.");
var seeder = false;
if (announceModel.left == 0)
seeder = true;
// Entity Framework does not support BINARY keys
var EncodedPeerId = Convert.ToBase64String(Encoding.ASCII.GetBytes(announceModel.peer_id));
var EncodedInfoHash = BEncoder.FormatUrlInfoHash();
var torrentExist = (from t in context.torrents
where t.info_hash == EncodedInfoHash
select t).Take(1).FirstOrDefault();
if (torrentExist == null)
return new BTErrorResult("Torrent not registered with this tracker.");
var peerAlreadyExist = (from t in context.peers
where t.torrentid == torrentExist.id
&& t.peer_id == EncodedPeerId
&& t.passkey == announceModel.Passkey
select t).Take(1);
var existingPeerCount = peerAlreadyExist.Count();
peers p;
if (existingPeerCount == 1)
{
p = peerAlreadyExist.First();
}
else
{
var connectionLimit = (from t in context.peers
where t.torrentid == torrentExist.id
&& t.passkey == announceModel.Passkey
select t).Count();
if (connectionLimit >= 1 && !seeder)
return new BTErrorResult("Connection limit exceeded! " +
"You may only leech from one location at a time.");
if (connectionLimit >= 3 && seeder)
return new BTErrorResult("Connection limit exceeded.");
if (announceModel.left > 0 && crntUser.@class < (decimal)AccountValidation.Class.Administrator)
{
var epoch = Unix.ConvertToUnixTimestamp(DateTime.UtcNow);
var elapsed = Math.Floor((epoch - torrentExist.added) / 3600);
var uploadedGigs = crntUser.uploaded/(1024*1024*1024);
var ratio = ((crntUser.downloaded > 0) ? (crntUser.uploaded / crntUser.downloaded) : 1);
int wait;
if (ratio < (decimal)0.5 || uploadedGigs < 5)
wait = 48;
else if (ratio < (decimal)0.65 || uploadedGigs < (decimal)6.5)
wait = 24;
else if (ratio < (decimal)0.8 || uploadedGigs < 8)
wait = 12;
else if (ratio < (decimal)0.95 || uploadedGigs < (decimal)9.5)
wait = 6;
else
wait = 0;
if (elapsed < wait)
return new BTErrorResult(string.Format("Not authorized (wait {0}h) - READ THE FAQ!",
(wait - elapsed)));
}
p = new peers
{
torrentid = torrentExist.id,
peer_id = EncodedPeerId,
userid = crntUser.id,
passkey = announceModel.Passkey,
useragent = Request.UserAgent
};
}
var remoteHost = Request.ServerVariables["REMOTE_HOST"];
var ip = !string.IsNullOrEmpty(announceModel.ip) ? announceModel.ip : remoteHost;
if (CHECK_CONNECTABLE)
p.connectable = IsConnectable(ip, Convert.ToInt32(announceModel.port)) ? 1 : 0;
if (announceModel.left != null)
p.left = (decimal) announceModel.left;
p.port = Convert.ToInt32(announceModel.port);
p.ip = ip;
p.seeding = seeder ? 1 : 0;
if (existingPeerCount == 0)
context.AddTopeers(p);
else
{
if (crntUser.@class < (decimal)AccountValidation.Class.Administrator)
{
var nonUpdatedPeer = peerAlreadyExist.First();
var thisUploaded = (announceModel.uploaded - nonUpdatedPeer.uploaded);
var thisDownloaded = (announceModel.downloaded - nonUpdatedPeer.downloaded);
p.uploaded += (decimal)thisUploaded;
p.downloaded += (decimal)thisDownloaded;
if (thisUploaded > 0)
crntUser.uploaded = (crntUser.uploaded + Convert.ToInt64(thisUploaded));
if (thisDownloaded > 0)
crntUser.downloaded = (crntUser.downloaded + Convert.ToInt64(thisDownloaded));
}
if (announceModel.Event == "completed")
torrentExist.snatches = torrentExist.snatches + 1; // torrentExist.snatches++;
}
context.SaveChanges();
if (announceModel.Event == "stopped")
{
var removePeer = (from pr in context.peers
where pr.torrentid == torrentExist.id
&& pr.peer_id == EncodedPeerId
select pr).Take(1).FirstOrDefault();
context.peers.DeleteObject(removePeer);
context.SaveChanges();
var announceResultStop = new AnnounceResult
{
Interval = ANNOUNCE_INTERVAL
};
return announceResultStop;
}
var announceResult = new AnnounceResult
{
Interval = ANNOUNCE_INTERVAL
};
var existingPeers = (from t in context.peers
where t.torrentid == torrentExist.id
select t).ToList();
foreach (var peer in existingPeers)
announceResult.AddPeer(peer.peer_id, peer.ip, peer.port);
return announceResult;
}
}
catch (Exception)
{
return new BTErrorResult("Database unavailable");
}
}
