private void TorrentRemovedAlert(Core.torrent_removed_alert a)
{
Interlocked.MemoryBarrier();
using (Core.Sha1Hash sha1hash = a.info_hash)
{
string hash = sha1hash.ToString();
if (TorrentList.ToList().Any(e => e.Hash == hash))
{
Models.TorrentItem ti = TorrentList.ToList().First(f => f.Hash == hash);
log.Debug("removing {0}", ti.Name);
Application.Current.Dispatcher.BeginInvoke(
System.Windows.Threading.DispatcherPriority.Normal,
(Action) delegate()
{
TorrentList.Remove(ti);
});
log.Info("{0} removed", ti.Name);
}
if (File.Exists("./Fastresume/" + hash + ".fastresume"))
{
File.Delete("./Fastresume/" + hash + ".fastresume");
}
if (File.Exists("./Fastresume/" + hash + ".torrent"))
{
File.Delete("./Fastresume/" + hash + ".torrent");
}
}
}
private void PieceFinishedAlert(piece_finished_alert a)
{
Interlocked.MemoryBarrier();
using (Core.TorrentHandle th = a.handle)
using (Core.Sha1Hash hash = th.info_hash())
{
if (TorrentList.ToList().Any(x => x.Hash == hash.ToString()))
{
Models.TorrentItem ti = TorrentList.First(z => z.Hash == hash.ToString());
if (!ReferenceEquals(null, ti.Pieces.Parts) && ti.Pieces.Parts.Any(q => q.Id == a.piece_index))
{
ti.Pieces.Parts[a.piece_index].Downloaded = true;
log.Debug("{0} for {1}", a.piece_index, ti.Name);
foreach (Models.FileEntry item in ti.FileList)
{
foreach (Models.Part part in item.Pieces.Where(k => k.Id == a.piece_index))
{
part.Downloaded = true;
}
}
if (ti.SequentialDownload)
{
if (ti.Pieces.Parts.Any(w => w.Downloaded == false))
{
Models.Part mp = ti.Pieces.Parts.First(w => w.Downloaded == false);
mp.Priority = 7;
th.piece_priority(mp.Id, 7);
}
}
}
}
}
}
public FileEntry(Core.FileEntry fe)
{
Pieces = new ObservableCollection <Part>();
using (Core.Sha1Hash hash = fe.filehash)
{
Filehash = hash.ToString();
}
Size = fe.size;
Update(fe);
}
public void RemoveTorrent(string hash, bool deleteFileToo = false)
{
using (Core.Sha1Hash sha1hash = new Core.Sha1Hash(hash))
using (Core.TorrentHandle th = _torrentSession.find_torrent(sha1hash))
{
if (th != null && th.is_valid())
{
_torrentSession.remove_torrent(th, Convert.ToInt32(deleteFileToo));
}
}
}
public void ResumeTorrent(string hash)
{
using (Core.Sha1Hash sha1hash = new Core.Sha1Hash(hash))
using (Core.TorrentHandle th = _torrentSession.find_torrent(sha1hash))
{
if (th != null && th.is_valid())
{
th.resume();
}
}
}
private void torrentItem_PropertyChanged(object sender, PropertyChangedEventArgs e)
{
Interlocked.MemoryBarrier();
if (e.PropertyName == "SequentialDownload")
{
Models.TorrentItem ti = (Models.TorrentItem)sender;
using (Core.Sha1Hash hash = new Core.Sha1Hash(ti.Hash))
using (Core.TorrentHandle th = _torrentSession.find_torrent(hash))
{
th.set_sequential_download(ti.SequentialDownload);
if (ti.SequentialDownload)
{
// lower all parts priority to 1
foreach (Models.Part mp in ti.Pieces.Parts.Where(x => x.Downloaded == false))
{
mp.Priority = 1;
th.piece_priority(mp.Id, 1);
}
// highest priority only at first an last part if not already downloaded
if (ti.Pieces.Parts.First().Downloaded == false || ti.Pieces.Parts.Last().Downloaded == false)
{
Models.Part firstPart = ti.Pieces.Parts.First();
Models.Part lastPart = ti.Pieces.Parts.Last();
firstPart.Priority = 7;
lastPart.Priority = 7;
th.piece_priority(firstPart.Id, 7);
th.piece_priority(lastPart.Id, 7);
}
else
{
// first and last part already downloaded, proceed with next undownloaded part
if (ti.Pieces.Parts.Any(w => w.Downloaded == false))
{
Models.Part mp = ti.Pieces.Parts.First(w => w.Downloaded == false);
mp.Priority = 7;
th.piece_priority(mp.Id, 7);
}
}
}
else
{
// not sequencial, all part with default priority
foreach (Models.Part mp in ti.Pieces.Parts.Where(x => x.Downloaded == false))
{
mp.Priority = 4;
th.piece_priority(mp.Id, 4);
}
}
}
}
}
private async void StateUpdateAlert(Core.state_update_alert a)
{
Interlocked.MemoryBarrier();
log.Trace("state update alert for {0} torrents", a.status.Count());
if (a.status.Count() > 0 && log.IsDebugEnabled)
{
log.Debug("state update alert for {0} torrents", a.status.Count());
}
foreach (Core.TorrentStatus ts in a.status)
{
using (ts)
using (Core.Sha1Hash hash = ts.info_hash)
{
if (TorrentList.ToList().Any(z => z.Hash == hash.ToString()))
{
Models.TorrentItem ti = TorrentList.First(e => e.Hash == hash.ToString());
await System.Threading.Tasks.Task.Run(() => ti.Update(ts));
}
}
}
}
public void Terminate()
{
Interlocked.MemoryBarrier();
log.Debug("Terminating");
IsTsunamiEnabled = false;
_torrentSession.stop_natpmp();
_torrentSession.stop_upnp();
_torrentSession.stop_dht();
_torrentSession.stop_lsd();
_torrentSession.pause();
log.Debug("torrentSession paused");
log.Debug("stopping ticker");
_dispatcherTimer.Stop();
_dispatcherTimer.Enabled = false;
log.Debug("ticker stopped");
while (!_torrentSession.alerts_empty())
{
log.Debug("torrentSession alerts not empty. waiting 250ms");
Thread.Sleep(250);
}
log.Debug("torrentSession alerts empty!");
//stopWeb();
log.Debug("start save_state");
TerminateSaveResume();
log.Debug("save_state finished");
//outstanding_resume_data = 0;
List <Models.TorrentItem> myList = new List <Models.TorrentItem>(TorrentList);
log.Debug("need to process {0} torrents", myList.Count);
int index = 0;
foreach (Models.TorrentItem item in myList)
{
index++;
log.Debug("processing torrent {0}", index);
using (Core.Sha1Hash sha1hash = new Core.Sha1Hash(item.Hash))
{
using (Core.TorrentHandle th = _torrentSession.find_torrent(sha1hash))
{
if (th.has_metadata() && th.need_save_resume_data())
{
log.Debug("{0} has metadata and need save resume. processing.", index);
th.save_resume_data(1 | 2 | 4);
++outstanding_resume_data;
log.Debug("{0} save resume executed: waiting 100ms", index);
System.Threading.Thread.Sleep(100);
}
else
{
log.Debug("{0} no metadata or need save resume", index);
}
}
}
}
//foreach (Models.TorrentItem item in myList)
//{
// index++;
// log.Debug("processing torrent " + index);
// using (Core.Sha1Hash sha1hash = new Core.Sha1Hash(item.Hash))
// using (Core.TorrentHandle th = _torrentSession.find_torrent(sha1hash))
// {
// if (th.has_metadata() && th.need_save_resume_data())
// {
// log.Debug(index + " has metadata and need save resume. processing.");
// th.save_resume_data(1 | 2 | 4);
// ++outstanding_resume_data;
// log.Debug(index + " save resume executed: waiting 100ms");
// System.Threading.Thread.Sleep(100);
// }
// else
// {
// log.Debug(index + " no metadata or need save resume");
// }
// }
//}
no_more_resume = true;
if (outstanding_resume_data != 0)
{
log.Debug("outstanding_resume_data = {0}: wait one", outstanding_resume_data);
no_more_data.WaitOne();
}
log.Debug("starting clear_alert_callback");
_torrentSession.clear_alert_callback();
log.Debug("clear_alert_callback finished");
log.Info("closed");
}
public TorrentItem(Core.TorrentStatus ts)
{
Formatter = x => ((int)x).ToString() + "%";
FileList = new ObservableCollection <FileEntry>();
using (Core.Sha1Hash hash = ts.info_hash)
{
Hash = hash.ToString();
}
FileEntry fe;
int piecesOffset = 0;
using (Core.TorrentInfo tf = ts.torrent_file())
using (Core.FileStorage fs = tf.files())
{
// per ogni file nel torrent
for (int i = 0; i <= tf.num_files() - 1; i++)
{
using (Core.FileEntry cfe = fs.at(i))
using (Core.Sha1Hash hash = cfe.filehash)
{
// lo inserisco
fe = new FileEntry(cfe);
fe.FileName = fs.file_name(i);
fe.IsValid = fs.is_valid();
fe.PieceSize = fs.piece_size(i);
if (fe.PieceSize > fe.Size)
{
// one piece
fe.Pieces.Add(new Part()
{
Id = piecesOffset, Downloaded = false, Priority = 4
});
}
else
{
decimal piecesUsed = fe.Size / fe.PieceSize;
for (int u = 0; u < piecesUsed; u++)
{
fe.Pieces.Add(new Part()
{
Id = piecesOffset, Downloaded = false, Priority = 4
});
piecesOffset++;
}
}
FileList.Add(fe);
}
}
}
if (FileList.Count == 0)
{
// non ci sono file nel torrent
fe = new FileEntry();
fe.FileName = ts.name;
FileList.Add(fe);
}
SequentialDownload = ts.sequential_download;
Update(ts);
}
