public static bool ValidateCommand(S server, EW.Server.Connection conn, Session.Client client, string cmd)
{
if (server.State == ServerState.GameStarted)
{
server.SendOrderTo(conn, "Message", "Cannot change state when game started.({0})".F(cmd));
return(false);
}
else if (client.State == Session.ClientState.Ready && !(cmd.StartsWith("state") || cmd == "startgame"))
{
server.SendOrderTo(conn, "Message", "Cannot change state when marked as ready.");
return(false);
}
return(true);
}
static bool ValidateSlotCommand(S server, Connection conn, Session.Client client, string arg, bool requiresHost)
{
if (!server.LobbyInfo.Slots.ContainsKey(arg))
{
return(false);
}
if (requiresHost && !client.IsAdmin)
{
server.SendOrderTo(conn, "Message", "Only the host can do that");
return(false);
}
return(true);
}
static HSLColor SanitizePlayerColor(S server, HSLColor askedColor, int playerIndex, Connection connectionToEcho = null)
{
var validator = server.ModData.Manifest.Get <ColorValidator>();
var askColor = askedColor;
Action <string> onError = message =>
{
if (connectionToEcho != null)
{
server.SendOrderTo(connectionToEcho, "Message", message);
}
};
var tileset = server.Map.Rules.TileSet;
var terrainColors = tileset.TerrainInfo.Where(ti => ti.RestrictPlayerColor).Select(ti => ti.Color).ToList();
var playerColors = server.LobbyInfo.Clients.Where(c => c.Index != playerIndex).Select(c => c.Color.RGB)
.Concat(server.Map.Players.Players.Values.Select(p => p.Color.RGB)).ToList();
return(validator.MakeValid(askColor.RGB, server.Random, terrainColors, playerColors, onError));
}
void ITick.Tick(S server)
{
if ((WarGame.RunTime - lastPing) > PingInterval || isInitialPing)
{
isInitialPing = false;
lastPing = WarGame.RunTime;
//Ignore client timeout in singleplayer games to make debugging easier
if (server.LobbyInfo.NonBotClients.Count() < 2 && !server.Dedicated)
{
foreach (var c in server.Conns.ToList())
{
server.SendOrderTo(c, "Ping", WarGame.RunTime.ToString());
}
}
else
{
foreach (var c in server.Conns.ToList())
{
if (c == null || c.Socket == null)
{
continue;
}
var client = server.GetClient(c);
if (client == null)
{
server.DropClient(c);
server.SendMessage("A player has been dropped after timing out.");
continue;
}
if (c.TimeSinceLastResponse < ConnTimeout)
{
server.SendOrderTo(c, "Ping", WarGame.RunTime.ToString());
if (!c.TimeoutMessageShown && c.TimeSinceLastResponse > PingInterval * 2)
{
server.SendMessage(client.Name + " is experiencing connection problems.");
c.TimeoutMessageShown = true;
}
}
else
{
server.SendMessage(client.Name + " has benn dropped after timing out.");
server.DropClient(c);
}
}
}
if (WarGame.RunTime - lastConnReport > ConnReportInterval)
{
lastConnReport = WarGame.RunTime;
var timeouts = server.Conns.Where(c => c.TimeSinceLastResponse > ConnReportInterval && c.TimeSinceLastResponse < ConnTimeout).OrderBy(c => c.TimeSinceLastResponse);
foreach (var c in timeouts)
{
if (c == null || c.Socket == null)
{
continue;
}
var client = server.GetClient(c);
if (client != null)
{
server.SendMessage("{0} will be dropped in {1} seconds.".F(client.Name, (ConnTimeout - c.TimeSinceLastResponse) / 1000));
}
}
}
}
}
public bool InterpretCommand(S server, EW.Server.Connection conn, Session.Client client, string cmd)
{
if (server == null || conn == null || client == null || !ValidateCommand(server, conn, client, cmd))
{
return(false);
}
var dict = new Dictionary <string, Func <string, bool> >
{
{
"state",
s =>
{
var state = Session.ClientState.Invalid;
if (!Enum <Session.ClientState> .TryParse(s, false, out state))
{
server.SendOrderTo(conn, "Message", "Malformed state command");
return(true);
}
client.State = state;
server.SyncLobbyClients();
CheckAutoStart(server);
return(true);
}
},
{
"startgame",
s =>
{
if (!client.IsAdmin)
{
server.SendOrderTo(conn, "Message", "Only the host can start the game.");
return(true);
}
if (server.LobbyInfo.Slots.Any(sl => sl.Value.Required &&
server.LobbyInfo.ClientInSlot(sl.Key) == null))
{
server.SendOrderTo(conn, "Message", "Unable to start the game until required slots are full.");
return(true);
}
if (!server.LobbyInfo.GlobalSettings.EnableSinglePlayer && server.LobbyInfo.NonBotPlayers.Count() < 2)
{
server.SendOrderTo(conn, "Message", server.TwoHumansRequiredText);
return(true);
}
server.StartGame();
return(true);
}
},
{
"slot_bot",
s => {
var parts = s.Split(' ');
if (parts.Length < 3)
{
server.SendOrderTo(conn, "Message", " Malformed slot_bot command");
return(true);
}
if (!ValidateSlotCommand(server, conn, client, parts[0], true))
{
return(false);
}
var slot = server.LobbyInfo.Slots[parts[0]];
var bot = server.LobbyInfo.ClientInSlot(parts[0]);
int controllerClientIndex;
if (!Exts.TryParseIntegerInvariant(parts[1], out controllerClientIndex))
{
return(false);
}
// Invalid slot
if (bot != null && bot.Bot == null)
{
server.SendOrderTo(conn, "Message", "Can't add bots to a slot with another client");
return(true);
}
var botType = parts[2];
var botInfo = server.Map.Rules.Actors["player"].TraitInfos <IBotInfo>().FirstOrDefault(b => b.Type == botType);
if (botInfo == null)
{
server.SendOrderTo(conn, "Message", "Invalid bot type.");
return(true);
}
slot.Closed = false;
if (bot == null)
{
//Create a new bot
bot = new Session.Client()
{
Index = server.ChooseFreePlayerIndex(),
Name = botInfo.Name,
Bot = botType,
Slot = parts[0],
Faction = "Random",
SpawnPoint = 0,
Team = 0,
State = Session.ClientState.NotReady,
BotControllerClientIndex = controllerClientIndex,
};
// Pick a random color for the bot
var validator = server.ModData.Manifest.Get <ColorValidator>();
var tileset = server.Map.Rules.TileSet;
var terrainColors = tileset.TerrainInfo.Where(ti => ti.RestrictPlayerColor).Select(ti => ti.Color);
var playerColors = server.LobbyInfo.Clients.Select(c => c.Color.RGB)
.Concat(server.Map.Players.Players.Values.Select(p => p.Color.RGB));
bot.Color = bot.PreferredColor = validator.RandomValidColor(server.Random, terrainColors, playerColors);
server.LobbyInfo.Clients.Add(bot);
}
else
{
// Change the type of the existing bot
bot.Name = botInfo.Name;
bot.Bot = botType;
}
S.SyncClientToPlayerReference(bot, server.Map.Players.Players[parts[0]]);
server.SyncLobbyClients();
server.SyncLobbySlots();
return(true);
}
},
{
"map",
s =>
{
if (!client.IsAdmin)
{
server.SendOrderTo(conn, "Message", "Only the host can change the map.");
return(true);
}
var lastMap = server.LobbyInfo.GlobalSettings.Map;
Action <MapPreview> selectMap = map =>
{
if (server.LobbyInfo.GlobalSettings.Map != lastMap)
{
return;
}
server.LobbyInfo.GlobalSettings.Map = map.Uid;
var oldSlots = server.LobbyInfo.Slots.Keys.ToArray();
server.Map = server.ModData.MapCache[server.LobbyInfo.GlobalSettings.Map];
server.LobbyInfo.Slots = server.Map.Players.Players
.Select(p => MakeSlotFromPlayerReference(p.Value))
.Where(ss => ss != null)
.ToDictionary(ss => ss.PlayerReference, ss => ss);
LoadMapSettings(server, server.LobbyInfo.GlobalSettings, server.Map.Rules);
//Reset Client states.
foreach (var c in server.LobbyInfo.Clients)
{
c.State = Session.ClientState.Invalid;
}
var botTypes = server.Map.Rules.Actors["player"].TraitInfos <IBotInfo>().Select(t => t.Type);
var slots = server.LobbyInfo.Slots.Keys.ToArray();
var i = 0;
foreach (var os in oldSlots)
{
var c = server.LobbyInfo.ClientInSlot(os);
if (c == null)
{
continue;
}
c.SpawnPoint = 0;
c.Slot = i < slots.Length?slots[i++]:null;
if (c.Slot != null)
{
if (c.Bot != null && (!server.Map.Players.Players[c.Slot].AllowBots || !botTypes.Contains(c.Bot)))
{
server.LobbyInfo.Clients.Remove(c);
}
S.SyncClientToPlayerReference(c, server.Map.Players.Players[c.Slot]);
}
else if (c.Bot != null)
{
server.LobbyInfo.Clients.Remove(c);
}
}
foreach (var c in server.LobbyInfo.Clients)
{
if (c.Slot != null && !server.LobbyInfo.Slots[c.Slot].LockColor)
{
c.Color = c.PreferredColor = SanitizePlayerColor(server, c.Color, c.Index, conn);
}
}
server.SyncLobbyInfo();
server.SendMessage("{0} changed the map to {1}.".F(client.Name, server.Map.Title));
if (!server.LobbyInfo.GlobalSettings.EnableSingleplayer)
{
server.SendMessage(server.TwoHumansRequiredText);
}
else if (server.Map.Players.Players.Where(p => p.Value.Playable).All(p => !p.Value.AllowBots))
{
server.SendMessage("Bots have been disabled on this map.");
}
var briefing = MissionBriefingOrDefault(server);
if (briefing != null)
{
server.SendMessage(briefing);
}
};
Action queryFailed = () =>
server.SendOrderTo(conn, "Message", "Map was not found on server.");
var m = server.ModData.MapCache[s];
if (m.Status == MapStatus.Available || m.Status == MapStatus.DownloadAvailable)
{
selectMap(m);
}
else if (server.Settings.QueryMapRepository)
{
}
else
{
queryFailed();
}
return(true);
}
}
};
var cmdName = cmd.Split(' ').First();
var cmdValue = cmd.Split(' ').Skip(1).JoinWith(" ");
Func <string, bool> a;
if (!dict.TryGetValue(cmdName, out a))
{
return(false);
}
return(a(cmdValue));
}