295 lines
8.8 KiB
C#
295 lines
8.8 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
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* This file is part of OpenRA, which is free software. It is made
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* available to you under the terms of the GNU General Public License
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* as published by the Free Software Foundation, either version 3 of
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* the License, or (at your option) any later version. For more
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* information, see COPYING.
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*/
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#endregion
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using System.Collections.Generic;
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using System.Drawing;
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using System.Linq;
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using OpenRA.Traits;
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namespace OpenRA.Network
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{
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static class UnitOrders
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{
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static Player FindPlayerByClient(this World world, Session.Client c)
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{
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/* TODO: this is still a hack.
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* the cases we're trying to avoid are the extra players on the host's client -- Neutral, other MapPlayers,..*/
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return world.Players.FirstOrDefault(
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p => (p.ClientIndex == c.Index && p.PlayerReference.Playable));
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}
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public static void ProcessOrder(OrderManager orderManager, World world, int clientId, Order order)
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{
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if (world != null)
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{
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if (!world.WorldActor.TraitsImplementing<IValidateOrder>().All(vo =>
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vo.OrderValidation(orderManager, world, clientId, order)))
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return;
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}
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switch (order.OrderString)
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{
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case "Chat":
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{
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var client = orderManager.LobbyInfo.ClientWithIndex(clientId);
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if (client != null)
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{
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var player = world != null ? world.FindPlayerByClient(client) : null;
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var suffix = (player != null && player.WinState == WinState.Lost) ? " (Dead)" : "";
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suffix = client.IsObserver ? " (Spectator)" : suffix;
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if (orderManager.LocalClient != null && client != orderManager.LocalClient && client.Team > 0 && client.Team == orderManager.LocalClient.Team)
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suffix += " (Ally)";
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Game.AddChatLine(client.Color.RGB, client.Name + suffix, order.TargetString);
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}
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else
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Game.AddChatLine(Color.White, "(player {0})".F(clientId), order.TargetString);
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break;
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}
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case "Message": // Server message
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Game.AddChatLine(Color.White, "Server", order.TargetString);
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break;
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case "Disconnected": /* reports that the target player disconnected */
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{
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var client = orderManager.LobbyInfo.ClientWithIndex(clientId);
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if (client != null)
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client.State = Session.ClientState.Disconnected;
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break;
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}
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case "TeamChat":
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{
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var client = orderManager.LobbyInfo.ClientWithIndex(clientId);
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if (client != null)
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{
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if (world == null)
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{
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if (orderManager.LocalClient != null && client.Team == orderManager.LocalClient.Team)
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Game.AddChatLine(client.Color.RGB, "[Team] " + client.Name, order.TargetString);
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}
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else
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{
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var player = world.FindPlayerByClient(client);
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if (player != null && player.WinState == WinState.Lost)
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Game.AddChatLine(client.Color.RGB, client.Name + " (Dead)", order.TargetString);
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else if ((player != null && world.LocalPlayer != null && player.Stances[world.LocalPlayer] == Stance.Ally) || (world.IsReplay && player != null))
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Game.AddChatLine(client.Color.RGB, "[Team" + (world.IsReplay ? " " + client.Team : "") + "] " + client.Name, order.TargetString);
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else if ((orderManager.LocalClient != null && orderManager.LocalClient.IsObserver && client.IsObserver) || (world.IsReplay && client.IsObserver))
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Game.AddChatLine(client.Color.RGB, "[Spectators] " + client.Name, order.TargetString);
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}
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}
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break;
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}
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case "StartGame":
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{
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if (Game.ModData.MapCache[orderManager.LobbyInfo.GlobalSettings.Map].Status != MapStatus.Available)
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{
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Game.Disconnect();
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Game.LoadShellMap();
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// TODO: After adding a startup error dialog, notify the replay load failure.
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break;
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}
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Game.AddChatLine(Color.White, "Server", "The game has started.");
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Game.StartGame(orderManager.LobbyInfo.GlobalSettings.Map, WorldType.Regular);
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break;
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}
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case "PauseGame":
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{
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var client = orderManager.LobbyInfo.ClientWithIndex(clientId);
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if (client != null)
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{
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var pause = order.TargetString == "Pause";
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if (orderManager.World.Paused != pause && world != null && !world.LobbyInfo.IsSinglePlayer)
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{
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var pausetext = "The game is {0} by {1}".F(pause ? "paused" : "un-paused", client.Name);
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Game.AddChatLine(Color.White, "", pausetext);
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}
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orderManager.World.Paused = pause;
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orderManager.World.PredictedPaused = pause;
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}
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break;
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}
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case "HandshakeRequest":
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{
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// Switch to the server's mod if we need and are able to
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var mod = Game.ModData.Manifest;
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var request = HandshakeRequest.Deserialize(order.TargetString);
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var externalKey = ExternalMod.MakeKey(request.Mod, request.Version);
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ExternalMod external;
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if ((request.Mod != mod.Id || request.Version != mod.Metadata.Version)
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&& Game.ExternalMods.TryGetValue(externalKey, out external))
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{
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// The ConnectionFailedLogic will prompt the user to switch mods
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orderManager.ServerExternalMod = external;
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orderManager.Connection.Dispose();
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break;
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}
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Game.Settings.Player.Name = Settings.SanitizedPlayerName(Game.Settings.Player.Name);
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Game.Settings.Save();
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// Otherwise send the handshake with our current settings and let the server reject us
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var info = new Session.Client()
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{
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Name = Game.Settings.Player.Name,
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PreferredColor = Game.Settings.Player.Color,
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Color = Game.Settings.Player.Color,
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Faction = "Random",
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SpawnPoint = 0,
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Team = 0,
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State = Session.ClientState.Invalid
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};
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var response = new HandshakeResponse()
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{
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Client = info,
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Mod = mod.Id,
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Version = mod.Metadata.Version,
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Password = orderManager.Password
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};
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orderManager.IssueOrder(Order.HandshakeResponse(response.Serialize()));
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break;
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}
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case "ServerError":
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{
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orderManager.ServerError = order.TargetString;
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orderManager.AuthenticationFailed = false;
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break;
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}
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case "AuthenticationError":
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{
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// The ConnectionFailedLogic will prompt the user for the password
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orderManager.ServerError = order.TargetString;
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orderManager.AuthenticationFailed = true;
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break;
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}
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case "SyncInfo":
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{
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orderManager.LobbyInfo = Session.Deserialize(order.TargetString);
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SetOrderLag(orderManager);
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Game.SyncLobbyInfo();
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break;
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}
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case "SyncLobbyClients":
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{
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var clients = new List<Session.Client>();
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var nodes = MiniYaml.FromString(order.TargetString);
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foreach (var node in nodes)
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{
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var strings = node.Key.Split('@');
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if (strings[0] == "Client")
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clients.Add(Session.Client.Deserialize(node.Value));
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}
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orderManager.LobbyInfo.Clients = clients;
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Game.SyncLobbyInfo();
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break;
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}
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case "SyncLobbySlots":
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{
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var slots = new Dictionary<string, Session.Slot>();
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var nodes = MiniYaml.FromString(order.TargetString);
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foreach (var node in nodes)
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{
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var strings = node.Key.Split('@');
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if (strings[0] == "Slot")
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{
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var slot = Session.Slot.Deserialize(node.Value);
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slots.Add(slot.PlayerReference, slot);
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}
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}
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orderManager.LobbyInfo.Slots = slots;
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Game.SyncLobbyInfo();
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break;
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}
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case "SyncLobbyGlobalSettings":
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{
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var nodes = MiniYaml.FromString(order.TargetString);
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foreach (var node in nodes)
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{
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var strings = node.Key.Split('@');
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if (strings[0] == "GlobalSettings")
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orderManager.LobbyInfo.GlobalSettings = Session.Global.Deserialize(node.Value);
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}
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SetOrderLag(orderManager);
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Game.SyncLobbyInfo();
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break;
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}
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case "SyncClientPings":
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{
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var pings = new List<Session.ClientPing>();
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var nodes = MiniYaml.FromString(order.TargetString);
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foreach (var node in nodes)
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{
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var strings = node.Key.Split('@');
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if (strings[0] == "ClientPing")
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pings.Add(Session.ClientPing.Deserialize(node.Value));
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}
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orderManager.LobbyInfo.ClientPings = pings;
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break;
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}
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case "Ping":
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{
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orderManager.IssueOrder(Order.Pong(order.TargetString));
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break;
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}
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default:
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{
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if (!order.IsImmediate)
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{
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var self = order.Subject;
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if (!self.IsDead)
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foreach (var t in self.TraitsImplementing<IResolveOrder>())
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t.ResolveOrder(self, order);
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}
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break;
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}
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}
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}
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static void SetOrderLag(OrderManager o)
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{
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if (o.FramesAhead != o.LobbyInfo.GlobalSettings.OrderLatency && !o.GameStarted)
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{
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o.FramesAhead = o.LobbyInfo.GlobalSettings.OrderLatency;
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Log.Write("server", "Order lag is now {0} frames.", o.LobbyInfo.GlobalSettings.OrderLatency);
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}
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}
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}
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}
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