static int GetPreferredDifficulty(CustomSongInfo _song)
{
int difficulty = 0;
foreach (CustomSongInfo.DifficultyLevel diff in _song.difficultyLevels)
{
if ((int)Enum.Parse(typeof(Difficulty), diff.difficulty) <= 3 && (int)Enum.Parse(typeof(Difficulty), diff.difficulty) >= difficulty)
{
difficulty = (int)Enum.Parse(typeof(Difficulty), diff.difficulty);
}
}
return(difficulty);
}
private static void DownloadSongs()
{
Settings.Instance.Server.Downloaded.GetDirectories().AsParallel().ForAll(dir => dir.Delete(true));
Settings.Instance.AvailableSongs.Songs.ToList().AsParallel().ForAll(id =>
{
DownloadSongByID(id);
});
Logger.Instance.Log("All songs downloaded!");
List <CustomSongInfo> _songs = SongLoader.RetrieveAllSongs();
_songs.AsParallel().ForAll(song =>
{
ProcessSong(song);
});
if (Settings.Instance.AvailableSongs.SongOrder == Settings.SongOrder.List)
{
CustomSongInfo[] buffer = new CustomSongInfo[availableSongs.Count];
availableSongs.CopyTo(buffer);
availableSongs.Clear();
foreach (string id in Settings.Instance.AvailableSongs.Songs)
{
try
{
availableSongs.Add(buffer.First(x => x.beatSaverId == id));
}
catch (Exception)
{
Logger.Instance.Warning($"Can't find song with ID {id}");
}
}
var notSortedSongs = buffer.Except(availableSongs).ToList();
if (notSortedSongs.Count > 0)
{
Logger.Instance.Warning($"{notSortedSongs.Count} songs not sorted!");
availableSongs.AddRange(notSortedSongs);
}
}
Logger.Instance.Log("Done!");
}
private static void ProcessSong(CustomSongInfo song)
{
try
{
Logger.Instance.Log($"Processing {song.songName} {song.songSubName}");
if (song.difficultyLevels[0].audioPath.ToLower().EndsWith(".ogg"))
{
string pathToLoad = $"{song.path}/{song.difficultyLevels[0].audioPath}";
string[] actualFileNames = Directory.GetFiles(song.path, "*.ogg", SearchOption.TopDirectoryOnly);
if (!File.Exists(pathToLoad))
{
pathToLoad = $"{song.path}/{actualFileNames[0]}";
}
using (VorbisReader vorbis = new VorbisReader(pathToLoad))
{
song.duration = vorbis.TotalTime;
}
}
else
{
string pathToLoad = $"{song.path}/{song.difficultyLevels[0].audioPath}";
string[] actualFileNames = Directory.GetFiles(song.path, "*.wav", SearchOption.TopDirectoryOnly);
if (!File.Exists(pathToLoad))
{
pathToLoad = $"{song.path}/{actualFileNames[0]}";
}
using (AudioFileReader wave = new AudioFileReader(pathToLoad))
{
song.duration = wave.TotalTime;
}
}
availableSongs.Add(song);
}
catch (AggregateException e)
{
Logger.Instance.Error(e.Message);
Logger.Instance.Warning("One common cause of this is incorrect case sensitivity in the song's json file in comparison to its actual song name.");
}
}
static int GetPreferredDifficulty(CustomSongInfo _song)
{
int difficulty = 0;
foreach (CustomSongInfo.DifficultyLevel diff in _song.difficultyLevels)
{
if ((int)Enum.Parse(typeof(Difficulty), diff.difficulty, true) <= (int)Settings.Instance.Server.PreferredDifficulty &&
(int)Enum.Parse(typeof(Difficulty), diff.difficulty, true) >= difficulty)
{
difficulty = (int)Enum.Parse(typeof(Difficulty), diff.difficulty, true);
}
}
if (difficulty == 0 && _song.difficultyLevels.Length > 0)
{
difficulty = (int)Enum.Parse(typeof(Difficulty), _song.difficultyLevels[0].difficulty, true);
}
return(difficulty);
}
void ServerLoop()
{
Stopwatch _timer = new Stopwatch();
_timer.Start();
int _timerSeconds = 0;
TimeSpan _lastTime = new TimeSpan();
float lobbyTimer = 0;
float sendTimer = 0;
float sendTime = 1f / 20;
int lobbyTime = Settings.Instance.Server.LobbyTime;
TimeSpan deltaTime;
while (ServerLoopThread.IsAlive)
{
deltaTime = (_timer.Elapsed - _lastTime);
_lastTime = _timer.Elapsed;
try
{
switch (serverState)
{
case ServerState.Preparing:
case ServerState.Voting:
{
sendTimer += (float)deltaTime.TotalSeconds;
lobbyTimer += (float)deltaTime.TotalSeconds;
if (clients.Count == 0)
{
lobbyTimer = 0;
}
if (Math.Ceiling(lobbyTimer) > _timerSeconds && _timerSeconds > -1)
{
_timerSeconds = Math.Ceiling(lobbyTimer);
SendToAllClients(
new ServerCommand(ServerCommandType.SetLobbyTimer,
Math.Max(lobbyTime - _timerSeconds, 0)));
}
if (sendTimer >= sendTime)
{
SendToAllClients(new ServerCommand(
ServerCommandType.SetPlayerInfos,
_playerInfos: (clients.Where(x => x != null && x.playerInfo != null)
.Select(x => JsonConvert.SerializeObject(x.playerInfo))).ToArray()
));
sendTimer = 0f;
}
if (currentSongIndex == -1 && availableSongs.Count > 0)
{
switch (Settings.Instance.AvailableSongs.SongOrder)
{
case Settings.SongOrder.Voting: {
if (lobbyTimer >= lobbyTime / 2)
{
if (clients.Any(x => x.votedFor != null))
{
string selectedLevelId = clients.Where(x => x.votedFor != null).Select(x => x.votedFor).GroupBy(v => v).OrderByDescending(g => g.Count()).First().Key.levelId;
CustomSongInfo song = availableSongs.FirstOrDefault(x => x.levelId == selectedLevelId);
if (song != null)
{
currentSongIndex = availableSongs.IndexOf(song);
}
else
{
currentSongIndex = lastSelectedSong + 1;
}
}
else
{
currentSongIndex = lastSelectedSong + 1;
}
}
}; break;
case Settings.SongOrder.Shuffle: {
Random rand = new Random();
currentSongIndex = rand.Next(availableSongs.Count);
if (currentSongIndex == lastSelectedSong)
{
currentSongIndex = lastSelectedSong + 1;
}
}; break;
case Settings.SongOrder.List: {
currentSongIndex = lastSelectedSong + 1;
}; break;
case Settings.SongOrder.Manual:
{
serverState = ServerState.Preparing;
lobbyTimer = 0;
}; break;
}
if (currentSongIndex >= availableSongs.Count)
{
currentSongIndex = 0;
}
if (currentSongIndex != -1)
{
serverState = ServerState.Preparing;
SendToAllClients(new ServerCommand(
ServerCommandType.SetSelectedSong,
_difficulty: GetPreferredDifficulty(availableSongs[currentSongIndex])), wss);
Logger.Instance.Log($"Next song is {availableSongs[currentSongIndex].songName} {availableSongs[currentSongIndex].songSubName}");
}
}
if (lobbyTimer >= lobbyTime)
{
if (availableSongs.Count > 0)
{
SendToAllClients(new ServerCommand(
ServerCommandType.StartSelectedSongLevel,
_difficulty: GetPreferredDifficulty(availableSongs[currentSongIndex])), wss);
serverState = ServerState.Playing;
Logger.Instance.Log("Starting song " + availableSongs[currentSongIndex].songName + " " +
availableSongs[currentSongIndex].songSubName + "...");
}
_timerSeconds = 0;
lobbyTimer = 0;
}
};
break;
case ServerState.Playing:
{
sendTimer += (float)deltaTime.TotalSeconds;
playTime += deltaTime;
if (sendTimer >= sendTime)
{
SendToAllClients(new ServerCommand(
ServerCommandType.SetPlayerInfos,
_playerInfos: (clients.Where(x => x.playerInfo != null)
.OrderByDescending(x => x.playerInfo.playerScore)
.Select(x => JsonConvert.SerializeObject(x.playerInfo))).ToArray(),
_selectedSongDuration: availableSongs[currentSongIndex].duration.TotalSeconds,
_selectedSongPlayTime: playTime.TotalSeconds), wss);
sendTimer = 0f;
}
if (playTime.TotalSeconds >= availableSongs[currentSongIndex].duration.TotalSeconds + 15f)
{
playTime = new TimeSpan();
sendTimer = 0f;
serverState = ServerState.Voting;
lastSelectedSong = currentSongIndex;
currentSongIndex = -1;
Logger.Instance.Log("Returning to lobby...");
SendToAllClients(new ServerCommand(ServerCommandType.SetServerState));
}
if (clients.Count(x => x.state == ClientState.Playing) == 0 && playTime.TotalSeconds > 5 && playTime.TotalSeconds <= availableSongs[currentSongIndex].duration.TotalSeconds - 10f)
{
playTime = new TimeSpan();
sendTimer = 0f;
serverState = ServerState.Voting;
lastSelectedSong = currentSongIndex;
currentSongIndex = -1;
Logger.Instance.Log("Returning to lobby (NO PLAYERS)...");
SendToAllClients(new ServerCommand(ServerCommandType.SetServerState));
}
};
break;
}
Console.Title = string.Format(TitleFormat, Settings.Instance.Server.ServerName, clients.Count);
}catch (Exception e)
{
Logger.Instance.Error($"Server loop exception: {e}");
}
Thread.Sleep(5);
}
}
void ClientLoop()
{
int pingTimer = 0;
Logger.Instance.Log("Client connected!");
if (Misc.Settings.Instance.Server.MaxPlayers != 0)
{
if (Misc.Settings.Instance.Server.MaxPlayers < ServerMain.clients.Count)
{
KickClient("Too many players");
return;
}
}
while (_clientLoopThread.IsAlive)
{
try
{
if (_client != null && _client.Connected)
{
clientIP = ((IPEndPoint)_client.Client.RemoteEndPoint).Address.ToString();
pingTimer++;
if (pingTimer > 180)
{
SendToClient(new ServerCommand(ServerCommandType.Ping));
pingTimer = 0;
}
string[] commands = ReceiveFromClient();
if (commands != null)
{
foreach (string data in commands)
{
ClientCommand command = JsonConvert.DeserializeObject <ClientCommand>(data);
Version clientVersion = new Version(command.version);
if (clientVersion.Major != ServerMain.serverVersion.Major || clientVersion.Minor != ServerMain.serverVersion.Minor || clientVersion.Build != ServerMain.serverVersion.Build)
{
state = ClientState.UpdateRequired;
SendToClient(new ServerCommand(ServerCommandType.UpdateRequired));
DestroyClient();
}
if (state != ClientState.Playing && state != ClientState.Connected)
{
state = ClientState.Connected;
}
switch (command.commandType)
{
case ClientCommandType.SetPlayerInfo:
{
PlayerInfo receivedPlayerInfo =
JsonConvert.DeserializeObject <PlayerInfo>(command.playerInfo);
if (receivedPlayerInfo != null)
{
if (ServerMain.serverState == ServerState.Playing)
{
state = ClientState.Playing;
}
if (playerId == 0)
{
playerId = receivedPlayerInfo.playerId;
if (!ServerMain.clients.Contains(this))
{
ServerMain.clients.Add(this);
Logger.Instance.Log("New player: " + receivedPlayerInfo.playerName);
}
}
else if (playerId != receivedPlayerInfo.playerId)
{
return;
}
if (playerName == null)
{
playerName = receivedPlayerInfo.playerName;
}
else if (playerName != receivedPlayerInfo.playerName)
{
return;
}
playerScore = receivedPlayerInfo.playerScore;
playerInfo = receivedPlayerInfo;
if (Misc.Settings.Instance.Access.Blacklist.Contains(receivedPlayerInfo.playerId.ToString()) || Misc.Settings.Instance.Access.Blacklist.Contains(clientIP))
{
KickClient();
return;
}
if (Misc.Settings.Instance.Access.WhitelistEnabled && !Misc.Settings.Instance.Access.Whitelist.Contains(receivedPlayerInfo.playerId.ToString()) && !Misc.Settings.Instance.Access.Whitelist.Contains(clientIP))
{
KickClient();
return;
}
}
}
;
break;
case ClientCommandType.GetServerState:
{
if (ServerMain.serverState != ServerState.Playing)
{
SendToClient(new ServerCommand(ServerCommandType.SetServerState));
}
else
{
SendToClient(new ServerCommand(
ServerCommandType.SetServerState,
_selectedSongDuration: ServerMain.availableSongs[ServerMain.currentSongIndex].duration.TotalSeconds,
_selectedSongPlayTime: ServerMain.playTime.TotalSeconds));
}
}
;
break;
case ClientCommandType.GetAvailableSongs:
{
SendToClient(new ServerCommand(
ServerCommandType.DownloadSongs,
_songs: ServerMain.availableSongs.Select(x => x.levelId).ToArray()));
};
break;
case ClientCommandType.VoteForSong:
{
if (ServerMain.serverState == ServerState.Voting)
{
votedFor = ServerMain.availableSongs.FirstOrDefault(x => x.levelId.Substring(0, 32) == command.voteForLevelId.Substring(0, 32));
}
};
break;
}
}
}
while (sendQueue.Count != 0)
{
SendToClient(sendQueue.Dequeue());
}
}
else
{
if ((ServerMain.serverState == ServerState.Playing && ServerMain.playTime.TotalSeconds <= ServerMain.availableSongs[ServerMain.currentSongIndex].duration.TotalSeconds - 10f) || ServerMain.serverState != ServerState.Playing)
{
DestroyClient();
return;
}
}
}catch (Exception e)
{
Logger.Instance.Warning($"CLIENT EXCEPTION: {e}");
}
Thread.Sleep(8);
}
}