rdt-client/server/RdtClient.Service/Services/Torrents.cs

417 lines
No EOL
14 KiB
C#

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Threading;
using System.Threading.Tasks;
using MonoTorrent;
using Newtonsoft.Json;
using RDNET;
using RdtClient.Data.Enums;
using RdtClient.Service.Models;
using ITorrentData = RdtClient.Data.Data.ITorrentData;
using Torrent = RdtClient.Data.Models.Data.Torrent;
namespace RdtClient.Service.Services
{
public interface ITorrents
{
Task<IList<Torrent>> Get();
Task<Torrent> GetById(Guid torrentId);
Task<Torrent> GetByHash(String hash);
Task UpdateCategory(String hash, String category);
Task UploadMagnet(String magnetLink, String category, Boolean autoDownload, Boolean autoUnpack, Boolean autoDelete);
Task UploadFile(Byte[] bytes, String category, Boolean autoDownload, Boolean autoUnpack, Boolean autoDelete);
Task SelectFiles(String torrentId, IList<String> fileIds);
Task Delete(Guid torrentId, Boolean deleteData, Boolean deleteRdTorrent, Boolean deleteLocalFiles);
Task Unrestrict(Guid torrentId);
Task Download(Guid downloadId);
Task Unpack(Guid downloadId);
void Reset();
Task<Profile> GetProfile();
Task UpdateComplete(Guid torrentId, DateTimeOffset datetime);
Task Update();
}
public class Torrents : ITorrents
{
private static RdNetClient _rdtNetClient;
private static readonly SemaphoreSlim SemaphoreSlim = new SemaphoreSlim(1, 1);
private readonly IDownloads _downloads;
private readonly ISettings _settings;
private readonly ITorrentData _torrentData;
public Torrents(ITorrentData torrentData, ISettings settings, IDownloads downloads)
{
_torrentData = torrentData;
_settings = settings;
_downloads = downloads;
}
private RdNetClient GetRdNetClient()
{
if (_rdtNetClient == null)
{
var apiKey = _settings.GetString("RealDebridApiKey")
.Result;
if (String.IsNullOrWhiteSpace(apiKey))
{
throw new Exception("RealDebrid API Key not set in the settings");
}
_rdtNetClient = new RdNetClient("X245A4XAIBGVM", null, null, null, apiKey);
}
return _rdtNetClient;
}
public async Task<IList<Torrent>> Get()
{
var torrents = await _torrentData.Get();
foreach (var torrent in torrents)
{
foreach (var download in torrent.Downloads)
{
if (TorrentRunner.ActiveDownloadClients.TryGetValue(download.DownloadId, out var downloadClient))
{
download.Speed = downloadClient.Speed;
download.BytesTotal = downloadClient.BytesTotal;
download.BytesDone = downloadClient.BytesDone;
}
if (TorrentRunner.ActiveUnpackClients.TryGetValue(download.DownloadId, out var unpackClient))
{
download.BytesTotal = unpackClient.BytesTotal;
download.BytesDone = unpackClient.BytesDone;
}
}
}
return torrents;
}
public async Task<Torrent> GetById(Guid torrentId)
{
var torrent = await _torrentData.GetById(torrentId);
if (torrent != null)
{
var rdTorrent = await GetRdNetClient().GetTorrentInfoAsync(torrent.RdId);
await Update(torrent, rdTorrent);
}
return torrent;
}
public async Task<Torrent> GetByHash(String hash)
{
var torrent = await _torrentData.GetByHash(hash);
if (torrent != null)
{
var rdTorrent = await GetRdNetClient().GetTorrentInfoAsync(torrent.RdId);
await Update(torrent, rdTorrent);
}
return torrent;
}
public async Task UpdateCategory(String hash, String category)
{
var torrent = await _torrentData.GetByHash(hash);
if (torrent == null)
{
return;
}
await _torrentData.UpdateCategory(torrent.TorrentId, category);
}
public async Task UploadMagnet(String magnetLink, String category, Boolean autoDownload, Boolean autoUnpack, Boolean autoDelete)
{
var magnet = MagnetLink.Parse(magnetLink);
var rdTorrent = await GetRdNetClient().AddTorrentMagnetAsync(magnetLink);
await Add(rdTorrent.Id, magnet.InfoHash.ToHex(), category, autoDownload, autoUnpack, autoDelete);
}
public async Task UploadFile(Byte[] bytes, String category, Boolean autoDownload, Boolean autoUnpack, Boolean autoDelete)
{
var torrent = await MonoTorrent.Torrent.LoadAsync(bytes);
var rdTorrent = await GetRdNetClient().AddTorrentFileAsync(bytes);
await Add(rdTorrent.Id, torrent.InfoHash.ToHex(), category, autoDownload, autoUnpack, autoDelete);
}
public async Task SelectFiles(String torrentId, IList<String> fileIds)
{
await GetRdNetClient().SelectTorrentFilesAsync(torrentId, fileIds.ToArray());
}
public async Task Delete(Guid torrentId, Boolean deleteData, Boolean deleteRdTorrent, Boolean deleteLocalFiles)
{
var torrent = await GetById(torrentId);
if (torrent != null)
{
foreach (var download in torrent.Downloads)
{
if (TorrentRunner.ActiveUnpackClients.TryRemove(download.DownloadId, out var activeUnpack))
{
activeUnpack.Cancel();
}
if (TorrentRunner.ActiveDownloadClients.TryRemove(download.DownloadId, out var activeDownload))
{
activeDownload.Cancel();
}
}
if (deleteLocalFiles)
{
var downloadPath = await DownloadPath(torrent);
downloadPath = Path.Combine(downloadPath, torrent.RdName);
if (Directory.Exists(downloadPath))
{
Directory.Delete(downloadPath, true);
}
}
if (deleteData)
{
await _downloads.DeleteForTorrent(torrent.TorrentId);
await _torrentData.Delete(torrentId);
}
if (deleteRdTorrent)
{
await GetRdNetClient().DeleteTorrentAsync(torrent.RdId);
}
}
}
public async Task Unrestrict(Guid torrentId)
{
var torrent = await _torrentData.GetById(torrentId);
var rdTorrent = await GetRdNetClient().GetTorrentInfoAsync(torrent.RdId);
foreach (var link in rdTorrent.Links)
{
var unrestrictedLink = await GetRdNetClient().UnrestrictLinkAsync(link);
if (torrent.Downloads.Any(m => m.Link == unrestrictedLink.Download))
{
continue;
}
await _downloads.Add(torrent.TorrentId, unrestrictedLink.Download);
}
}
public async Task Download(Guid downloadId)
{
await _downloads.UpdateDownloadStarted(downloadId, null);
await _downloads.UpdateDownloadFinished(downloadId, null);
await _downloads.UpdateUnpackingQueued(downloadId, null);
await _downloads.UpdateUnpackingStarted(downloadId, null);
await _downloads.UpdateUnpackingFinished(downloadId, null);
await _downloads.UpdateCompleted(downloadId, null);
await _downloads.UpdateError(downloadId, null);
}
public async Task Unpack(Guid downloadId)
{
await _downloads.UpdateUnpackingQueued(downloadId, DateTimeOffset.UtcNow);
await _downloads.UpdateUnpackingStarted(downloadId, null);
await _downloads.UpdateUnpackingFinished(downloadId, null);
await _downloads.UpdateCompleted(downloadId, null);
await _downloads.UpdateError(downloadId, null);
}
public void Reset()
{
_rdtNetClient = null;
}
public async Task<Profile> GetProfile()
{
if (_rdtNetClient == null)
{
return new Profile();
}
var user = await GetRdNetClient().GetUserAsync();
var profile = new Profile
{
UserName = user.Username,
Expiration = user.Expiration
};
return profile;
}
private async Task Add(String rdTorrentId, String infoHash, String category, Boolean autoDownload, Boolean autoUnpack, Boolean autoDelete)
{
var w = await SemaphoreSlim.WaitAsync(60000);
if (!w)
{
throw new Exception("Unable to add torrent, could not obtain lock");
}
try
{
var torrent = await _torrentData.GetByHash(infoHash);
if (torrent != null)
{
return;
}
var newTorrent = await _torrentData.Add(rdTorrentId, infoHash, category, autoDownload, autoUnpack, autoDelete);
var rdTorrent = await GetRdNetClient().GetTorrentInfoAsync(rdTorrentId);
await Update(newTorrent, rdTorrent);
}
finally
{
SemaphoreSlim.Release();
}
}
public async Task Update()
{
var w = await SemaphoreSlim.WaitAsync(1);
if (!w)
{
return;
}
var torrents = await Get();
try
{
var rdTorrents = await GetRdNetClient().GetTorrentsAsync(0, 100);
foreach (var rdTorrent in rdTorrents)
{
var torrent = torrents.FirstOrDefault(m => m.RdId == rdTorrent.Id);
if (torrent == null)
{
continue;
}
if (rdTorrent.Files == null)
{
var rdTorrentInfo = await GetRdNetClient().GetTorrentInfoAsync(rdTorrent.Id);
await Update(torrent, rdTorrentInfo);
}
else
{
await Update(torrent, rdTorrent);
}
}
foreach (var torrent in torrents)
{
var rdTorrent = rdTorrents.FirstOrDefault(m => m.Id == torrent.RdId);
if (rdTorrent == null)
{
await _downloads.DeleteForTorrent(torrent.TorrentId);
await _torrentData.Delete(torrent.TorrentId);
}
}
}
finally
{
SemaphoreSlim.Release();
}
}
public async Task UpdateComplete(Guid torrentId, DateTimeOffset datetime)
{
await _torrentData.UpdateComplete(torrentId, datetime);
}
private async Task<String> DownloadPath(Torrent torrent)
{
var settingDownloadPath = await _settings.GetString("DownloadPath");
if (!String.IsNullOrWhiteSpace(torrent.Category))
{
settingDownloadPath = Path.Combine(settingDownloadPath, torrent.Category);
}
return settingDownloadPath;
}
private async Task Update(Torrent torrent, RDNET.Torrent rdTorrent)
{
if (!String.IsNullOrWhiteSpace(rdTorrent.Filename))
{
torrent.RdName = rdTorrent.Filename;
}
else if (!String.IsNullOrWhiteSpace(rdTorrent.OriginalFilename))
{
torrent.RdName = rdTorrent.OriginalFilename;
}
if (rdTorrent.Bytes > 0)
{
torrent.RdSize = rdTorrent.Bytes;
}
else if (rdTorrent.OriginalBytes > 0)
{
torrent.RdSize = rdTorrent.OriginalBytes;
}
if (rdTorrent.Files != null)
{
torrent.RdFiles = JsonConvert.SerializeObject(rdTorrent.Files);
}
torrent.RdHost = rdTorrent.Host;
torrent.RdSplit = rdTorrent.Split;
torrent.RdProgress = rdTorrent.Progress;
torrent.RdAdded = rdTorrent.Added;
torrent.RdEnded = rdTorrent.Ended;
torrent.RdSpeed = rdTorrent.Speed;
torrent.RdSeeders = rdTorrent.Seeders;
torrent.RdStatusRaw = rdTorrent.Status;
torrent.RdStatus = rdTorrent.Status switch
{
"magnet_error" => RealDebridStatus.Error,
"magnet_conversion" => RealDebridStatus.Processing,
"waiting_files_selection" => RealDebridStatus.WaitingForFileSelection,
"queued" => RealDebridStatus.Downloading,
"downloading" => RealDebridStatus.Downloading,
"downloaded" => RealDebridStatus.Finished,
"error" => RealDebridStatus.Error,
"virus" => RealDebridStatus.Error,
"compressing" => RealDebridStatus.Downloading,
"uploading" => RealDebridStatus.Finished,
"dead" => RealDebridStatus.Error,
_ => RealDebridStatus.Error
};
await _torrentData.UpdateRdData(torrent);
}
}
}