public void CreateEvent(IServerSerializable entity, object[] extraData = null)
{
if (entity == null || !(entity is Entity))
{
DebugConsole.ThrowError("Can't create an entity event for " + entity + "!");
return;
}
var newEvent = new ServerEntityEvent(entity, (UInt16)(ID + 1));
if (extraData != null)
{
newEvent.SetData(extraData);
}
//remove events that have been sent to all clients, they are redundant now
//keep at least one event in the list (lastSentToAll == e.ID) so we can use it to keep track of the latest ID
events.RemoveAll(e => NetIdUtils.IdMoreRecent(lastSentToAll, e.ID));
if (server.ConnectedClients.Count(c => c.InGame) == 0 && events.Count > 1)
{
events.RemoveRange(0, events.Count - 1);
}
for (int i = events.Count - 1; i >= 0; i--)
{
//we already have an identical event that's waiting to be sent
// -> no need to add a new one
if (events[i].IsDuplicate(newEvent) && !events[i].Sent)
{
return;
}
}
ID++;
events.Add(newEvent);
if (!uniqueEvents.Any(e => e.IsDuplicate(newEvent)))
{
//create a copy of the event and give it a new ID
var uniqueEvent = new ServerEntityEvent(entity, (UInt16)(uniqueEvents.Count + 1));
uniqueEvent.SetData(extraData);
uniqueEvents.Add(uniqueEvent);
}
}
public static void ClientRead(NetIncomingMessage msg)
{
UInt16 ID = msg.ReadUInt16();
ChatMessageType type = (ChatMessageType)msg.ReadByte();
string txt = msg.ReadString();
string senderName = msg.ReadString();
Character senderCharacter = null;
bool hasSenderCharacter = msg.ReadBoolean();
if (hasSenderCharacter)
{
senderCharacter = Entity.FindEntityByID(msg.ReadUInt16()) as Character;
if (senderCharacter != null)
{
senderName = senderCharacter.Name;
}
}
if (NetIdUtils.IdMoreRecent(ID, LastID))
{
switch (type)
{
case ChatMessageType.MessageBox:
new GUIMessageBox("", txt);
break;
case ChatMessageType.Console:
DebugConsole.NewMessage(txt, MessageColor[(int)ChatMessageType.Console]);
break;
case ChatMessageType.ServerLog:
if (!Enum.TryParse(senderName, out ServerLog.MessageType messageType))
{
return;
}
GameMain.Client.ServerLog?.WriteLine(txt, messageType);
break;
default:
GameMain.Client.AddChatMessage(txt, type, senderName, senderCharacter);
break;
}
LastID = ID;
}
}
public void Write(IWriteMessage msg, NetworkConnection serverConnection)
{
if (events.Count == 0 || serverConnection == null)
{
return;
}
List <NetEntityEvent> eventsToSync = new List <NetEntityEvent>();
//find the index of the first event the server hasn't received
int startIndex = events.Count;
while (startIndex > 0 &&
NetIdUtils.IdMoreRecent(events[startIndex - 1].ID, thisClient.LastSentEntityEventID))
{
startIndex--;
}
//remove events the server has already received
events.RemoveRange(0, startIndex);
for (int i = 0; i < events.Count; i++)
{
//find the first event that hasn't been sent in roundtriptime or at all
eventLastSent.TryGetValue(events[i].ID, out float lastSent);
if (lastSent > Lidgren.Network.NetTime.Now - 0.2) //TODO: reimplement serverConnection.AverageRoundtripTime
{
continue;
}
eventsToSync.AddRange(events.GetRange(i, events.Count - i));
break;
}
if (eventsToSync.Count == 0)
{
return;
}
foreach (NetEntityEvent entityEvent in eventsToSync)
{
eventLastSent[entityEvent.ID] = (float)Lidgren.Network.NetTime.Now;
}
msg.Write((byte)ClientNetObject.ENTITY_STATE);
Write(msg, eventsToSync, out _);
}
public virtual bool Read(IReadMessage msg, bool discardData = false)
{
if (!CanReceive)
{
throw new Exception("Called Read on a VoipQueue not set up for receiving");
}
UInt16 incLatestBufferID = msg.ReadUInt16();
if ((firstRead || NetIdUtils.IdMoreRecent(incLatestBufferID, LatestBufferID)) && !discardData)
{
ForceLocal = msg.ReadBoolean(); msg.ReadPadBits();
firstRead = false;
lock (buffers)
{
for (int i = 0; i < BUFFER_COUNT; i++)
{
bufferLengths[i] = msg.ReadByte();
buffers[i] = msg.ReadBytes(bufferLengths[i]);
}
}
newestBufferInd = BUFFER_COUNT - 1;
LatestBufferID = incLatestBufferID;
LastReadTime = DateTime.Now;
return(true);
}
else
{
msg.ReadBoolean(); msg.ReadPadBits();
for (int i = 0; i < BUFFER_COUNT; i++)
{
byte len = msg.ReadByte();
msg.BitPosition += len * 8;
}
return(false);
}
}
/// <summary>
/// Returns a list of events that should be sent to the client from the eventList
/// </summary>
/// <param name="client"></param>
/// <param name="eventList"></param>
/// <returns></returns>
private List <NetEntityEvent> GetEventsToSync(Client client, List <ServerEntityEvent> eventList)
{
List <NetEntityEvent> eventsToSync = new List <NetEntityEvent>();
if (eventList.Count == 0)
{
return(eventsToSync);
}
//find the index of the first event the client hasn't received
int startIndex = eventList.Count;
while (startIndex > 0 &&
NetIdUtils.IdMoreRecent(eventList[startIndex - 1].ID, client.LastRecvEntityEventID))
{
startIndex--;
}
for (int i = startIndex; i < eventList.Count; i++)
{
//find the first event that hasn't been sent in roundtriptime or at all
client.EntityEventLastSent.TryGetValue(eventList[i].ID, out double lastSent);
float avgRoundtripTime = 0.01f; //TODO: reimplement client.Connection.AverageRoundtripTime
float minInterval = Math.Max(avgRoundtripTime, (float)server.UpdateInterval.TotalSeconds * 2);
if (lastSent > Lidgren.Network.NetTime.Now - Math.Min(minInterval, 0.5f))
{
continue;
}
eventsToSync.AddRange(eventList.GetRange(i, eventList.Count - i));
break;
}
return(eventsToSync);
}
public static void ClientRead(NetIncomingMessage msg)
{
UInt16 ID = msg.ReadUInt16();
ChatMessageType type = (ChatMessageType)msg.ReadByte();
string txt = msg.ReadString();
string senderName = "";
Character senderCharacter = null;
bool hasSenderCharacter = msg.ReadBoolean();
if (hasSenderCharacter)
{
senderCharacter = Entity.FindEntityByID(msg.ReadUInt16()) as Character;
if (senderCharacter != null)
{
senderName = senderCharacter.Name;
}
}
else
{
senderName = msg.ReadString();
}
if (NetIdUtils.IdMoreRecent(ID, LastID))
{
if (type == ChatMessageType.MessageBox)
{
new GUIMessageBox("", txt);
}
else
{
GameMain.Client.AddChatMessage(txt, type, senderName, senderCharacter);
}
LastID = ID;
}
}
public static void ClientRead(IReadMessage msg)
{
UInt16 id = msg.ReadUInt16();
ChatMessageType type = (ChatMessageType)msg.ReadByte();
PlayerConnectionChangeType changeType = PlayerConnectionChangeType.None;
string txt = "";
string styleSetting = string.Empty;
if (type != ChatMessageType.Order)
{
changeType = (PlayerConnectionChangeType)msg.ReadByte();
txt = msg.ReadString();
}
string senderName = msg.ReadString();
Character senderCharacter = null;
Client senderClient = null;
bool hasSenderClient = msg.ReadBoolean();
if (hasSenderClient)
{
UInt64 clientId = msg.ReadUInt64();
senderClient = GameMain.Client.ConnectedClients.Find(c => c.SteamID == clientId || c.ID == clientId);
if (senderClient != null)
{
senderName = senderClient.Name;
}
}
bool hasSenderCharacter = msg.ReadBoolean();
if (hasSenderCharacter)
{
senderCharacter = Entity.FindEntityByID(msg.ReadUInt16()) as Character;
if (senderCharacter != null)
{
senderName = senderCharacter.Name;
}
}
msg.ReadPadBits();
switch (type)
{
case ChatMessageType.Default:
break;
case ChatMessageType.Order:
int orderIndex = msg.ReadByte();
UInt16 targetCharacterID = msg.ReadUInt16();
Character targetCharacter = Entity.FindEntityByID(targetCharacterID) as Character;
Entity targetEntity = Entity.FindEntityByID(msg.ReadUInt16());
Order orderPrefab = null;
int? optionIndex = null;
string orderOption = null;
// The option of a Dismiss order is written differently so we know what order we target
// now that the game supports multiple current orders simultaneously
if (orderIndex >= 0 && orderIndex < Order.PrefabList.Count)
{
orderPrefab = Order.PrefabList[orderIndex];
if (orderPrefab.Identifier != "dismissed")
{
optionIndex = msg.ReadByte();
}
// Does the dismiss order have a specified target?
else if (msg.ReadBoolean())
{
int identifierCount = msg.ReadByte();
if (identifierCount > 0)
{
int dismissedOrderIndex = msg.ReadByte();
Order dismissedOrderPrefab = null;
if (dismissedOrderIndex >= 0 && dismissedOrderIndex < Order.PrefabList.Count)
{
dismissedOrderPrefab = Order.PrefabList[dismissedOrderIndex];
orderOption = dismissedOrderPrefab.Identifier;
}
if (identifierCount > 1)
{
int dismissedOrderOptionIndex = msg.ReadByte();
if (dismissedOrderPrefab != null)
{
var options = dismissedOrderPrefab.Options;
if (options != null && dismissedOrderOptionIndex >= 0 && dismissedOrderOptionIndex < options.Length)
{
orderOption += $".{options[dismissedOrderOptionIndex]}";
}
}
}
}
}
}
else
{
optionIndex = msg.ReadByte();
}
int orderPriority = msg.ReadByte();
OrderTarget orderTargetPosition = null;
Order.OrderTargetType orderTargetType = (Order.OrderTargetType)msg.ReadByte();
int wallSectionIndex = 0;
if (msg.ReadBoolean())
{
var x = msg.ReadSingle();
var y = msg.ReadSingle();
var hull = Entity.FindEntityByID(msg.ReadUInt16()) as Hull;
orderTargetPosition = new OrderTarget(new Vector2(x, y), hull, creatingFromExistingData: true);
}
else if (orderTargetType == Order.OrderTargetType.WallSection)
{
wallSectionIndex = msg.ReadByte();
}
if (orderIndex < 0 || orderIndex >= Order.PrefabList.Count)
{
DebugConsole.ThrowError("Invalid order message - order index out of bounds.");
if (NetIdUtils.IdMoreRecent(id, LastID))
{
LastID = id;
}
return;
}
else
{
orderPrefab ??= Order.PrefabList[orderIndex];
}
orderOption ??= optionIndex.HasValue && optionIndex >= 0 && optionIndex < orderPrefab.Options.Length ? orderPrefab.Options[optionIndex.Value] : "";
txt = orderPrefab.GetChatMessage(targetCharacter?.Name, senderCharacter?.CurrentHull?.DisplayName, givingOrderToSelf: targetCharacter == senderCharacter, orderOption: orderOption);
if (GameMain.Client.GameStarted && Screen.Selected == GameMain.GameScreen)
{
Order order = null;
switch (orderTargetType)
{
case Order.OrderTargetType.Entity:
order = new Order(orderPrefab, targetEntity, orderPrefab.GetTargetItemComponent(targetEntity as Item), orderGiver: senderCharacter);
break;
case Order.OrderTargetType.Position:
order = new Order(orderPrefab, orderTargetPosition, orderGiver: senderCharacter);
break;
case Order.OrderTargetType.WallSection:
order = new Order(orderPrefab, targetEntity as Structure, wallSectionIndex, orderGiver: senderCharacter);
break;
}
if (order != null)
{
if (order.TargetAllCharacters)
{
var fadeOutTime = !orderPrefab.IsIgnoreOrder ? (float?)orderPrefab.FadeOutTime : null;
GameMain.GameSession?.CrewManager?.AddOrder(order, fadeOutTime);
}
else if (targetCharacter != null)
{
targetCharacter.SetOrder(order, orderOption, orderPriority, senderCharacter);
}
}
}
if (NetIdUtils.IdMoreRecent(id, LastID))
{
GameMain.Client.AddChatMessage(
new OrderChatMessage(orderPrefab, orderOption, orderPriority, txt, orderTargetPosition ?? targetEntity as ISpatialEntity, targetCharacter, senderCharacter));
LastID = id;
}
return;
case ChatMessageType.ServerMessageBox:
txt = TextManager.GetServerMessage(txt);
break;
case ChatMessageType.ServerMessageBoxInGame:
styleSetting = msg.ReadString();
txt = TextManager.GetServerMessage(txt);
break;
}
if (NetIdUtils.IdMoreRecent(id, LastID))
{
switch (type)
{
case ChatMessageType.MessageBox:
case ChatMessageType.ServerMessageBox:
//only show the message box if the text differs from the text in the currently visible box
if ((GUIMessageBox.VisibleBox as GUIMessageBox)?.Text?.Text != txt)
{
new GUIMessageBox("", txt);
}
break;
case ChatMessageType.ServerMessageBoxInGame:
new GUIMessageBox("", txt, new string[0], type: GUIMessageBox.Type.InGame, iconStyle: styleSetting);
break;
case ChatMessageType.Console:
DebugConsole.NewMessage(txt, MessageColor[(int)ChatMessageType.Console]);
break;
case ChatMessageType.ServerLog:
if (!Enum.TryParse(senderName, out ServerLog.MessageType messageType))
{
return;
}
GameMain.Client.ServerSettings.ServerLog?.WriteLine(txt, messageType);
break;
default:
GameMain.Client.AddChatMessage(txt, type, senderName, senderClient, senderCharacter, changeType);
break;
}
LastID = id;
}
}
public static void ClientRead(NetIncomingMessage msg)
{
UInt16 ID = msg.ReadUInt16();
ChatMessageType type = (ChatMessageType)msg.ReadByte();
string txt = "";
if (type != ChatMessageType.Order)
{
txt = msg.ReadString();
}
string senderName = msg.ReadString();
Character senderCharacter = null;
bool hasSenderCharacter = msg.ReadBoolean();
if (hasSenderCharacter)
{
senderCharacter = Entity.FindEntityByID(msg.ReadUInt16()) as Character;
if (senderCharacter != null)
{
senderName = senderCharacter.Name;
}
}
if (type == ChatMessageType.Order)
{
int orderIndex = msg.ReadByte();
UInt16 targetCharacterID = msg.ReadUInt16();
Character targetCharacter = Entity.FindEntityByID(targetCharacterID) as Character;
Entity targetEntity = Entity.FindEntityByID(msg.ReadUInt16());
int optionIndex = msg.ReadByte();
Order order = null;
if (orderIndex < 0 || orderIndex >= Order.PrefabList.Count)
{
DebugConsole.ThrowError("Invalid order message - order index out of bounds.");
if (NetIdUtils.IdMoreRecent(ID, LastID))
{
LastID = ID;
}
return;
}
else
{
order = Order.PrefabList[orderIndex];
}
string orderOption = "";
if (optionIndex >= 0 && optionIndex < order.Options.Length)
{
orderOption = order.Options[optionIndex];
}
txt = order.GetChatMessage(targetCharacter?.Name, senderCharacter?.CurrentHull?.RoomName, givingOrderToSelf: targetCharacter == senderCharacter, orderOption: orderOption);
if (order.TargetAllCharacters)
{
GameMain.GameSession?.CrewManager?.AddOrder(
new Order(order.Prefab, targetEntity, (targetEntity as Item)?.Components.FirstOrDefault(ic => ic.GetType() == order.ItemComponentType)),
order.Prefab.FadeOutTime);
}
else if (targetCharacter != null)
{
targetCharacter.SetOrder(
new Order(order.Prefab, targetEntity, (targetEntity as Item)?.Components.FirstOrDefault(ic => ic.GetType() == order.ItemComponentType)),
orderOption, senderCharacter);
}
if (NetIdUtils.IdMoreRecent(ID, LastID))
{
GameMain.Client.AddChatMessage(
new OrderChatMessage(order, orderOption, txt, targetEntity, targetCharacter, senderCharacter));
LastID = ID;
}
return;
}
if (NetIdUtils.IdMoreRecent(ID, LastID))
{
switch (type)
{
case ChatMessageType.MessageBox:
new GUIMessageBox("", txt);
break;
case ChatMessageType.Console:
DebugConsole.NewMessage(txt, MessageColor[(int)ChatMessageType.Console]);
break;
case ChatMessageType.ServerLog:
if (!Enum.TryParse(senderName, out ServerLog.MessageType messageType))
{
return;
}
GameMain.Client.ServerSettings.ServerLog?.WriteLine(txt, messageType);
break;
default:
GameMain.Client.AddChatMessage(txt, type, senderName, senderCharacter);
break;
}
LastID = ID;
}
}
public void Update(List <Client> clients)
{
foreach (BufferedEvent bufferedEvent in bufferedEvents)
{
if (bufferedEvent.Character == null || bufferedEvent.Character.IsDead)
{
bufferedEvent.IsProcessed = true;
continue;
}
//delay reading the events until the inputs for the corresponding frame have been processed
//UNLESS the character is unconscious, in which case we'll read the messages immediately (because further inputs will be ignored)
//atm the "give in" command is the only thing unconscious characters can do, other types of events are ignored
if (!bufferedEvent.Character.IsUnconscious &&
NetIdUtils.IdMoreRecent(bufferedEvent.CharacterStateID, bufferedEvent.Character.LastProcessedID))
{
continue;
}
try
{
ReadEvent(bufferedEvent.Data, bufferedEvent.TargetEntity, bufferedEvent.Sender);
}
catch (Exception e)
{
string entityName = bufferedEvent.TargetEntity == null ? "null" : bufferedEvent.TargetEntity.ToString();
if (GameSettings.VerboseLogging)
{
string errorMsg = "Failed to read server event for entity \"" + entityName + "\"!";
GameServer.Log(errorMsg + "\n" + e.StackTrace, ServerLog.MessageType.Error);
DebugConsole.ThrowError(errorMsg, e);
}
GameAnalyticsManager.AddErrorEventOnce("ServerEntityEventManager.Read:ReadFailed" + entityName,
GameAnalyticsSDK.Net.EGAErrorSeverity.Error,
"Failed to read server event for entity \"" + entityName + "\"!\n" + e.StackTrace);
}
bufferedEvent.IsProcessed = true;
}
var inGameClients = clients.FindAll(c => c.InGame && !c.NeedsMidRoundSync);
if (inGameClients.Count > 0)
{
lastSentToAll = inGameClients[0].LastRecvEntityEventID;
if (server.OwnerConnection != null)
{
var owner = clients.Find(c => c.Connection == server.OwnerConnection);
if (owner != null)
{
lastSentToAll = owner.LastRecvEntityEventID;
}
}
inGameClients.ForEach(c => { if (NetIdUtils.IdMoreRecent(lastSentToAll, c.LastRecvEntityEventID))
{
lastSentToAll = c.LastRecvEntityEventID;
}
});
clients.Where(c => c.NeedsMidRoundSync).ForEach(c => { if (NetIdUtils.IdMoreRecent(lastSentToAll, c.FirstNewEventID))
{
lastSentToAll = (ushort)(c.FirstNewEventID - 1);
}
});
ServerEntityEvent firstEventToResend = events.Find(e => e.ID == (ushort)(lastSentToAll + 1));
if (firstEventToResend != null && (Timing.TotalTime - firstEventToResend.CreateTime) > 10.0f)
{
//it's been 10 seconds since this event was created, kick everyone that hasn't received it yet, this is way too old
// UNLESS the event was created when the client was still midround syncing, in which case we'll wait until the timeout
// runs out before kicking the client
List <Client> toKick = inGameClients.FindAll(c =>
NetIdUtils.IdMoreRecent((UInt16)(lastSentToAll + 1), c.LastRecvEntityEventID) &&
(firstEventToResend.CreateTime > c.MidRoundSyncTimeOut || Timing.TotalTime > c.MidRoundSyncTimeOut));
toKick.ForEach(c =>
{
DebugConsole.NewMessage(c.Name + " was kicked due to excessive desync (expected old event " + (c.LastRecvEntityEventID + 1).ToString() + ")", Color.Red);
GameServer.Log("Disconnecting client " + c.Name + " due to excessive desync (expected old event "
+ (c.LastRecvEntityEventID + 1).ToString() +
" (created " + (Timing.TotalTime - firstEventToResend.CreateTime).ToString("0.##") + " s ago)" +
" Events queued: " + events.Count + ", last sent to all: " + lastSentToAll, ServerLog.MessageType.Error);
server.DisconnectClient(c, "", "ServerMessage.ExcessiveDesyncOldEvent");
}
);
}
if (events.Count > 0)
{
//the client is waiting for an event that we don't have anymore
//(the ID they're expecting is smaller than the ID of the first event in our list)
List <Client> toKick = inGameClients.FindAll(c => NetIdUtils.IdMoreRecent(events[0].ID, (UInt16)(c.LastRecvEntityEventID + 1)));
toKick.ForEach(c =>
{
DebugConsole.NewMessage(c.Name + " was kicked due to excessive desync (expected removed event " + (c.LastRecvEntityEventID + 1).ToString() + ", last available is " + events[0].ID.ToString() + ")", Color.Red);
GameServer.Log("Disconnecting client " + c.Name + " due to excessive desync (expected removed event " + (c.LastRecvEntityEventID + 1).ToString() + ", last available is " + events[0].ID.ToString() + ")", ServerLog.MessageType.Error);
server.DisconnectClient(c, "", "ServerMessage.ExcessiveDesyncRemovedEvent");
});
}
}
var timedOutClients = clients.FindAll(c => c.InGame && c.NeedsMidRoundSync && Timing.TotalTime > c.MidRoundSyncTimeOut);
foreach (Client timedOutClient in timedOutClients)
{
GameServer.Log("Disconnecting client " + timedOutClient.Name + ". Syncing the client with the server took too long.", ServerLog.MessageType.Error);
GameMain.Server.DisconnectClient(timedOutClient, "", "ServerMessage.SyncTimeout");
}
bufferedEvents.RemoveAll(b => b.IsProcessed);
}
public static void ServerRead(IReadMessage msg, Client c)
{
c.KickAFKTimer = 0.0f;
UInt16 ID = msg.ReadUInt16();
ChatMessageType type = (ChatMessageType)msg.ReadByte();
string txt;
Character orderTargetCharacter = null;
Entity orderTargetEntity = null;
OrderChatMessage orderMsg = null;
OrderTarget orderTargetPosition = null;
Order.OrderTargetType orderTargetType = Order.OrderTargetType.Entity;
int?wallSectionIndex = null;
if (type == ChatMessageType.Order)
{
int orderIndex = msg.ReadByte();
orderTargetCharacter = Entity.FindEntityByID(msg.ReadUInt16()) as Character;
orderTargetEntity = Entity.FindEntityByID(msg.ReadUInt16()) as Entity;
Order orderPrefab = null;
int? orderOptionIndex = null;
string orderOption = null;
// The option of a Dismiss order is written differently so we know what order we target
// now that the game supports multiple current orders simultaneously
if (orderIndex >= 0 && orderIndex < Order.PrefabList.Count)
{
orderPrefab = Order.PrefabList[orderIndex];
if (orderPrefab.Identifier != "dismissed")
{
orderOptionIndex = msg.ReadByte();
}
// Does the dismiss order have a specified target?
else if (msg.ReadBoolean())
{
int identifierCount = msg.ReadByte();
if (identifierCount > 0)
{
int dismissedOrderIndex = msg.ReadByte();
Order dismissedOrderPrefab = null;
if (dismissedOrderIndex >= 0 && dismissedOrderIndex < Order.PrefabList.Count)
{
dismissedOrderPrefab = Order.PrefabList[dismissedOrderIndex];
orderOption = dismissedOrderPrefab.Identifier;
}
if (identifierCount > 1)
{
int dismissedOrderOptionIndex = msg.ReadByte();
if (dismissedOrderPrefab != null)
{
var options = dismissedOrderPrefab.Options;
if (options != null && dismissedOrderOptionIndex >= 0 && dismissedOrderOptionIndex < options.Length)
{
orderOption += $".{options[dismissedOrderOptionIndex]}";
}
}
}
}
}
}
else
{
orderOptionIndex = msg.ReadByte();
}
int orderPriority = msg.ReadByte();
orderTargetType = (Order.OrderTargetType)msg.ReadByte();
if (msg.ReadBoolean())
{
var x = msg.ReadSingle();
var y = msg.ReadSingle();
var hull = Entity.FindEntityByID(msg.ReadUInt16()) as Hull;
orderTargetPosition = new OrderTarget(new Vector2(x, y), hull, true);
}
else if (orderTargetType == Order.OrderTargetType.WallSection)
{
wallSectionIndex = msg.ReadByte();
}
if (orderIndex < 0 || orderIndex >= Order.PrefabList.Count)
{
DebugConsole.ThrowError($"Invalid order message from client \"{c.Name}\" - order index out of bounds ({orderIndex}).");
if (NetIdUtils.IdMoreRecent(ID, c.LastSentChatMsgID))
{
c.LastSentChatMsgID = ID;
}
return;
}
orderPrefab ??= Order.PrefabList[orderIndex];
orderOption ??= orderOptionIndex == null || orderOptionIndex < 0 || orderOptionIndex >= orderPrefab.Options.Length ? "" : orderPrefab.Options[orderOptionIndex.Value];
orderMsg = new OrderChatMessage(orderPrefab, orderOption, orderPriority, orderTargetPosition ?? orderTargetEntity as ISpatialEntity, orderTargetCharacter, c.Character)
{
WallSectionIndex = wallSectionIndex
};
txt = orderMsg.Text;
}
else
{
txt = msg.ReadString() ?? "";
}
if (!NetIdUtils.IdMoreRecent(ID, c.LastSentChatMsgID))
{
return;
}
c.LastSentChatMsgID = ID;
if (txt.Length > MaxLength)
{
txt = txt.Substring(0, MaxLength);
}
c.LastSentChatMessages.Add(txt);
if (c.LastSentChatMessages.Count > 10)
{
c.LastSentChatMessages.RemoveRange(0, c.LastSentChatMessages.Count - 10);
}
float similarity = 0.0f;
for (int i = 0; i < c.LastSentChatMessages.Count; i++)
{
float closeFactor = 1.0f / (c.LastSentChatMessages.Count - i);
if (string.IsNullOrEmpty(txt))
{
similarity += closeFactor;
}
else
{
int levenshteinDist = ToolBox.LevenshteinDistance(txt, c.LastSentChatMessages[i]);
similarity += Math.Max((txt.Length - levenshteinDist) / (float)txt.Length * closeFactor, 0.0f);
}
}
//order/report messages can be sent a little faster than normal messages without triggering the spam filter
if (orderMsg != null)
{
similarity *= 0.25f;
}
bool isOwner = GameMain.Server.OwnerConnection != null && c.Connection == GameMain.Server.OwnerConnection;
if (similarity + c.ChatSpamSpeed > 5.0f && !isOwner)
{
GameMain.Server.KarmaManager.OnSpamFilterTriggered(c);
c.ChatSpamCount++;
if (c.ChatSpamCount > 3)
{
//kick for spamming too much
GameMain.Server.KickClient(c, TextManager.Get("SpamFilterKicked"));
}
else
{
ChatMessage denyMsg = Create("", TextManager.Get("SpamFilterBlocked"), ChatMessageType.Server, null);
c.ChatSpamTimer = 10.0f;
GameMain.Server.SendDirectChatMessage(denyMsg, c);
}
return;
}
c.ChatSpamSpeed += similarity + 0.5f;
if (c.ChatSpamTimer > 0.0f && !isOwner)
{
ChatMessage denyMsg = Create("", TextManager.Get("SpamFilterBlocked"), ChatMessageType.Server, null);
c.ChatSpamTimer = 10.0f;
GameMain.Server.SendDirectChatMessage(denyMsg, c);
return;
}
if (type == ChatMessageType.Order)
{
if (c.Character == null || c.Character.SpeechImpediment >= 100.0f || c.Character.IsDead)
{
return;
}
Order order = null;
if (orderMsg.Order.IsReport)
{
HumanAIController.ReportProblem(orderMsg.Sender, orderMsg.Order);
}
else if (orderTargetCharacter != null && !orderMsg.Order.TargetAllCharacters)
{
switch (orderTargetType)
{
case Order.OrderTargetType.Entity:
order = new Order(orderMsg.Order.Prefab, orderTargetEntity, orderMsg.Order.Prefab?.GetTargetItemComponent(orderTargetEntity as Item), orderGiver: orderMsg.Sender);
break;
case Order.OrderTargetType.Position:
order = new Order(orderMsg.Order.Prefab, orderTargetPosition, orderGiver: orderMsg.Sender);
break;
}
if (order != null)
{
orderTargetCharacter.SetOrder(order, orderMsg.OrderOption, orderMsg.OrderPriority, orderMsg.Sender);
}
}
else if (orderMsg.Order.IsIgnoreOrder)
{
switch (orderTargetType)
{
case Order.OrderTargetType.Entity:
if (orderTargetEntity is IIgnorable ignorableEntity)
{
ignorableEntity.OrderedToBeIgnored = orderMsg.Order.Identifier == "ignorethis";
}
break;
case Order.OrderTargetType.WallSection:
if (!wallSectionIndex.HasValue)
{
break;
}
if (orderTargetEntity is Structure s && s.GetSection(wallSectionIndex.Value) is IIgnorable ignorableWall)
{
ignorableWall.OrderedToBeIgnored = orderMsg.Order.Identifier == "ignorethis";
}
break;
}
}
GameMain.Server.SendOrderChatMessage(orderMsg);
}
else
{
GameMain.Server.SendChatMessage(txt, null, c);
}
}
public void Update(List <Client> clients)
{
foreach (BufferedEvent bufferedEvent in bufferedEvents)
{
if (bufferedEvent.Character == null || bufferedEvent.Character.IsDead)
{
bufferedEvent.IsProcessed = true;
continue;
}
//delay reading the events until the inputs for the corresponding frame have been processed
//UNLESS the character is unconscious, in which case we'll read the messages immediately (because further inputs will be ignored)
//atm the "give in" command is the only thing unconscious characters can do, other types of events are ignored
if (!bufferedEvent.Character.IsUnconscious &&
NetIdUtils.IdMoreRecent(bufferedEvent.CharacterStateID, bufferedEvent.Character.LastProcessedID))
{
continue;
}
try
{
ReadEvent(bufferedEvent.Data, bufferedEvent.TargetEntity, bufferedEvent.Sender);
}
catch (Exception e)
{
string entityName = bufferedEvent.TargetEntity == null ? "null" : bufferedEvent.TargetEntity.ToString();
if (GameSettings.VerboseLogging)
{
DebugConsole.ThrowError("Failed to read server event for entity \"" + entityName + "\"!", e);
}
GameAnalyticsManager.AddErrorEventOnce("ServerEntityEventManager.Read:ReadFailed" + entityName,
GameAnalyticsSDK.Net.EGAErrorSeverity.Error,
"Failed to read server event for entity \"" + entityName + "\"!\n" + e.StackTrace);
}
bufferedEvent.IsProcessed = true;
}
var inGameClients = clients.FindAll(c => c.InGame && !c.NeedsMidRoundSync);
if (inGameClients.Count > 0)
{
lastSentToAll = inGameClients[0].LastRecvEntityEventID;
inGameClients.ForEach(c => { if (NetIdUtils.IdMoreRecent((ushort)(lastSentToAll - 1), c.LastRecvEntityEventID))
{
lastSentToAll = (ushort)(c.LastRecvEntityEventID - 1);
}
});
ServerEntityEvent firstEventToResend = events.Find(e => e.ID == (ushort)(lastSentToAll + 1));
if (firstEventToResend != null && (Timing.TotalTime - firstEventToResend.CreateTime) > (10.0f * GameMain.NilMod.DesyncTimerMultiplier))
{
//it's been 10 seconds since this event was created
//kick everyone that hasn't received it yet, this is way too old
List <Client> toKick = inGameClients.FindAll(c => NetIdUtils.IdMoreRecent((UInt16)(lastSentToAll + 1), c.LastRecvEntityEventID));
toKick.ForEach(c =>
{
DebugConsole.NewMessage(c.Name + " was kicked due to excessive desync (expected old event " + c.LastRecvEntityEventID.ToString() + ")", Microsoft.Xna.Framework.Color.Red);
server.DisconnectClient(c, "", "You have been disconnected because of excessive desync (Expected old event, inform the server host increasing 'DesyncTimerMultiplier' could help.");
}
);
}
if (events.Count > 0)
{
//the client is waiting for an event that we don't have anymore
//(the ID they're expecting is smaller than the ID of the first event in our list)
List <Client> toKick = inGameClients.FindAll(c => NetIdUtils.IdMoreRecent(events[0].ID, (UInt16)(c.LastRecvEntityEventID + 1)));
toKick.ForEach(c =>
{
DebugConsole.NewMessage(c.Name + " was kicked due to excessive desync (expected " + c.LastRecvEntityEventID.ToString() + ", last available is " + events[0].ID.ToString() + ")", Microsoft.Xna.Framework.Color.Red);
server.DisconnectClient(c, "", "You have been disconnected because of excessive desync (Event no longer exists)");
}
);
}
}
var timedOutClients = clients.FindAll(c => c.InGame && c.NeedsMidRoundSync && Timing.TotalTime > c.MidRoundSyncTimeOut);
timedOutClients.ForEach(c => GameMain.Server.DisconnectClient(c, "", "You have been disconnected because syncing your client with the server took too long."));
bufferedEvents.RemoveAll(b => b.IsProcessed);
}
public void Update(List <Client> clients)
{
foreach (BufferedEvent bufferedEvent in bufferedEvents)
{
if (bufferedEvent.Character == null || bufferedEvent.Character.IsDead)
{
bufferedEvent.IsProcessed = true;
continue;
}
//delay reading the events until the inputs for the corresponding frame have been processed
//UNLESS the character is unconscious, in which case we'll read the messages immediately (because further inputs will be ignored)
//atm the "give in" command is the only thing unconscious characters can do, other types of events are ignored
if (!bufferedEvent.Character.IsIncapacitated &&
NetIdUtils.IdMoreRecent(bufferedEvent.CharacterStateID, bufferedEvent.Character.LastProcessedID))
{
continue;
}
try
{
ReadEvent(bufferedEvent.Data, bufferedEvent.TargetEntity, bufferedEvent.Sender);
}
catch (Exception e)
{
string entityName = bufferedEvent.TargetEntity == null ? "null" : bufferedEvent.TargetEntity.ToString();
if (GameSettings.VerboseLogging)
{
string errorMsg = "Failed to read server event for entity \"" + entityName + "\"!";
GameServer.Log(errorMsg + "\n" + e.StackTrace.CleanupStackTrace(), ServerLog.MessageType.Error);
DebugConsole.ThrowError(errorMsg, e);
}
GameAnalyticsManager.AddErrorEventOnce("ServerEntityEventManager.Read:ReadFailed" + entityName,
GameAnalyticsSDK.Net.EGAErrorSeverity.Error,
"Failed to read server event for entity \"" + entityName + "\"!\n" + e.StackTrace.CleanupStackTrace());
}
bufferedEvent.IsProcessed = true;
}
var inGameClients = clients.FindAll(c => c.InGame && !c.NeedsMidRoundSync);
if (inGameClients.Count > 0)
{
lastSentToAnyone = inGameClients[0].LastRecvEntityEventID;
lastSentToAll = inGameClients[0].LastRecvEntityEventID;
if (server.OwnerConnection != null)
{
var owner = clients.Find(c => c.Connection == server.OwnerConnection);
if (owner != null)
{
lastSentToAll = owner.LastRecvEntityEventID;
}
}
inGameClients.ForEach(c =>
{
if (NetIdUtils.IdMoreRecent(lastSentToAll, c.LastRecvEntityEventID))
{
lastSentToAll = c.LastRecvEntityEventID;
}
if (NetIdUtils.IdMoreRecent(c.LastRecvEntityEventID, lastSentToAnyone))
{
lastSentToAnyone = c.LastRecvEntityEventID;
}
});
lastSentToAnyoneTime = events.Find(e => e.ID == lastSentToAnyone)?.CreateTime ?? Timing.TotalTime;
if (Timing.TotalTime - lastWarningTime > 5.0 &&
Timing.TotalTime - lastSentToAnyoneTime > 10.0 &&
Timing.TotalTime > GameMain.GameSession.RoundStartTime + NetConfig.RoundStartSyncDuration)
{
lastWarningTime = Timing.TotalTime;
GameServer.Log("WARNING: ServerEntityEventManager is lagging behind! Last sent id: " + lastSentToAnyone.ToString() + ", latest create id: " + ID.ToString(), ServerLog.MessageType.ServerMessage);
events.ForEach(e => e.ResetCreateTime());
//TODO: reset clients if this happens, maybe do it if a majority are behind rather than all of them?
}
clients.Where(c => c.NeedsMidRoundSync).ForEach(c => { if (NetIdUtils.IdMoreRecent(lastSentToAll, c.FirstNewEventID))
{
lastSentToAll = (ushort)(c.FirstNewEventID - 1);
}
});
ServerEntityEvent firstEventToResend = events.Find(e => e.ID == (ushort)(lastSentToAll + 1));
if (firstEventToResend != null &&
Timing.TotalTime > GameMain.GameSession.RoundStartTime + NetConfig.RoundStartSyncDuration &&
((lastSentToAnyoneTime - firstEventToResend.CreateTime) > NetConfig.OldReceivedEventKickTime || (Timing.TotalTime - firstEventToResend.CreateTime) > NetConfig.OldEventKickTime))
{
// This event is 10 seconds older than the last one we've successfully sent,
// kick everyone that hasn't received it yet, this is way too old
// UNLESS the event was created when the client was still midround syncing,
// in which case we'll wait until the timeout runs out before kicking the client
List <Client> toKick = inGameClients.FindAll(c =>
NetIdUtils.IdMoreRecent((UInt16)(lastSentToAll + 1), c.LastRecvEntityEventID) &&
(firstEventToResend.CreateTime > c.MidRoundSyncTimeOut || lastSentToAnyoneTime > c.MidRoundSyncTimeOut || Timing.TotalTime > c.MidRoundSyncTimeOut + 10.0));
toKick.ForEach(c =>
{
DebugConsole.NewMessage(c.Name + " was kicked because they were expecting a very old network event (" + (c.LastRecvEntityEventID + 1).ToString() + ")", Color.Red);
GameServer.Log(GameServer.ClientLogName(c) + " was kicked because they were expecting a very old network event ("
+ (c.LastRecvEntityEventID + 1).ToString() +
" (created " + (Timing.TotalTime - firstEventToResend.CreateTime).ToString("0.##") + " s ago, " +
(lastSentToAnyoneTime - firstEventToResend.CreateTime).ToString("0.##") + " s older than last event sent to anyone)" +
" Events queued: " + events.Count + ", last sent to all: " + lastSentToAll, ServerLog.MessageType.Error);
server.DisconnectClient(c, "", DisconnectReason.ExcessiveDesyncOldEvent + "/ServerMessage.ExcessiveDesyncOldEvent");
}
);
}
if (events.Count > 0)
{
//the client is waiting for an event that we don't have anymore
//(the ID they're expecting is smaller than the ID of the first event in our list)
List <Client> toKick = inGameClients.FindAll(c => NetIdUtils.IdMoreRecent(events[0].ID, (UInt16)(c.LastRecvEntityEventID + 1)));
toKick.ForEach(c =>
{
DebugConsole.NewMessage(c.Name + " was kicked because they were expecting a removed network event (" + (c.LastRecvEntityEventID + 1).ToString() + ", last available is " + events[0].ID.ToString() + ")", Color.Red);
GameServer.Log(GameServer.ClientLogName(c) + " was kicked because they were expecting a removed network event (" + (c.LastRecvEntityEventID + 1).ToString() + ", last available is " + events[0].ID.ToString() + ")", ServerLog.MessageType.Error);
server.DisconnectClient(c, "", DisconnectReason.ExcessiveDesyncRemovedEvent + "/ServerMessage.ExcessiveDesyncRemovedEvent");
});
}
}
var timedOutClients = clients.FindAll(c => c.Connection != GameMain.Server.OwnerConnection && c.InGame && c.NeedsMidRoundSync && Timing.TotalTime > c.MidRoundSyncTimeOut);
foreach (Client timedOutClient in timedOutClients)
{
GameServer.Log("Disconnecting client " + GameServer.ClientLogName(timedOutClient) + ". Syncing the client with the server took too long.", ServerLog.MessageType.Error);
GameMain.Server.DisconnectClient(timedOutClient, "", DisconnectReason.SyncTimeout + "/ServerMessage.SyncTimeout");
}
bufferedEvents.RemoveAll(b => b.IsProcessed);
}
public static void ServerRead(IReadMessage msg, Client c)
{
c.KickAFKTimer = 0.0f;
UInt16 ID = msg.ReadUInt16();
ChatMessageType type = (ChatMessageType)msg.ReadByte();
string txt;
Character orderTargetCharacter = null;
Entity orderTargetEntity = null;
OrderChatMessage orderMsg = null;
OrderTarget orderTargetPosition = null;
Order.OrderTargetType orderTargetType = Order.OrderTargetType.Entity;
int?wallSectionIndex = null;
if (type == ChatMessageType.Order)
{
var orderMessageInfo = OrderChatMessage.ReadOrder(msg);
if (orderMessageInfo.OrderIndex < 0 || orderMessageInfo.OrderIndex >= Order.PrefabList.Count)
{
DebugConsole.ThrowError($"Invalid order message from client \"{c.Name}\" - order index out of bounds ({orderMessageInfo.OrderIndex}).");
if (NetIdUtils.IdMoreRecent(ID, c.LastSentChatMsgID))
{
c.LastSentChatMsgID = ID;
}
return;
}
orderTargetCharacter = orderMessageInfo.TargetCharacter;
orderTargetEntity = orderMessageInfo.TargetEntity;
orderTargetPosition = orderMessageInfo.TargetPosition;
orderTargetType = orderMessageInfo.TargetType;
wallSectionIndex = orderMessageInfo.WallSectionIndex;
var orderPrefab = orderMessageInfo.OrderPrefab ?? Order.PrefabList[orderMessageInfo.OrderIndex];
string orderOption = orderMessageInfo.OrderOption ??
(orderMessageInfo.OrderOptionIndex == null || orderMessageInfo.OrderOptionIndex < 0 || orderMessageInfo.OrderOptionIndex >= orderPrefab.Options.Length ?
"" : orderPrefab.Options[orderMessageInfo.OrderOptionIndex.Value]);
orderMsg = new OrderChatMessage(orderPrefab, orderOption, orderMessageInfo.Priority, orderTargetPosition ?? orderTargetEntity as ISpatialEntity, orderTargetCharacter, c.Character)
{
WallSectionIndex = wallSectionIndex
};
txt = orderMsg.Text;
}
else
{
txt = msg.ReadString() ?? "";
}
if (!NetIdUtils.IdMoreRecent(ID, c.LastSentChatMsgID))
{
return;
}
c.LastSentChatMsgID = ID;
if (txt.Length > MaxLength)
{
txt = txt.Substring(0, MaxLength);
}
c.LastSentChatMessages.Add(txt);
if (c.LastSentChatMessages.Count > 10)
{
c.LastSentChatMessages.RemoveRange(0, c.LastSentChatMessages.Count - 10);
}
float similarity = 0.0f;
for (int i = 0; i < c.LastSentChatMessages.Count; i++)
{
float closeFactor = 1.0f / (c.LastSentChatMessages.Count - i);
if (string.IsNullOrEmpty(txt))
{
similarity += closeFactor;
}
else
{
int levenshteinDist = ToolBox.LevenshteinDistance(txt, c.LastSentChatMessages[i]);
similarity += Math.Max((txt.Length - levenshteinDist) / (float)txt.Length * closeFactor, 0.0f);
}
}
//order/report messages can be sent a little faster than normal messages without triggering the spam filter
if (orderMsg != null)
{
similarity *= 0.25f;
}
bool isOwner = GameMain.Server.OwnerConnection != null && c.Connection == GameMain.Server.OwnerConnection;
if (similarity + c.ChatSpamSpeed > 5.0f && !isOwner)
{
GameMain.Server.KarmaManager.OnSpamFilterTriggered(c);
c.ChatSpamCount++;
if (c.ChatSpamCount > 3)
{
//kick for spamming too much
GameMain.Server.KickClient(c, TextManager.Get("SpamFilterKicked"));
}
else
{
ChatMessage denyMsg = Create("", TextManager.Get("SpamFilterBlocked"), ChatMessageType.Server, null);
c.ChatSpamTimer = 10.0f;
GameMain.Server.SendDirectChatMessage(denyMsg, c);
}
return;
}
c.ChatSpamSpeed += similarity + 0.5f;
if (c.ChatSpamTimer > 0.0f && !isOwner)
{
ChatMessage denyMsg = Create("", TextManager.Get("SpamFilterBlocked"), ChatMessageType.Server, null);
c.ChatSpamTimer = 10.0f;
GameMain.Server.SendDirectChatMessage(denyMsg, c);
return;
}
var should = GameMain.Lua.hook.Call("chatMessage", new DynValue[] { DynValue.NewString(txt), UserData.Create(c) });
if (should != null)
{
if (should.CastToBool())
{
return;
}
else
{
}
}
if (type == ChatMessageType.Order)
{
if (c.Character == null || c.Character.SpeechImpediment >= 100.0f || c.Character.IsDead)
{
return;
}
if (orderMsg.Order.IsReport)
{
HumanAIController.ReportProblem(orderMsg.Sender, orderMsg.Order);
}
Order order = orderTargetType switch
{
Order.OrderTargetType.Entity =>
new Order(orderMsg.Order, orderTargetEntity, orderMsg.Order?.GetTargetItemComponent(orderTargetEntity as Item), orderGiver: orderMsg.Sender),
Order.OrderTargetType.Position =>
new Order(orderMsg.Order, orderTargetPosition, orderGiver: orderMsg.Sender),
Order.OrderTargetType.WallSection when orderTargetEntity is Structure s && wallSectionIndex.HasValue =>
new Order(orderMsg.Order, s, wallSectionIndex, orderGiver: orderMsg.Sender),
_ => throw new NotImplementedException()
};
if (order != null)
{
if (order.TargetAllCharacters)
{
if (order.IsIgnoreOrder)
{
switch (orderTargetType)
{
case Order.OrderTargetType.Entity:
if (!(orderTargetEntity is IIgnorable ignorableEntity))
{
break;
}
ignorableEntity.OrderedToBeIgnored = order.Identifier == "ignorethis";
break;
case Order.OrderTargetType.Position:
throw new NotImplementedException();
case Order.OrderTargetType.WallSection:
if (!wallSectionIndex.HasValue)
{
break;
}
if (!(orderTargetEntity is Structure s))
{
break;
}
if (!(s.GetSection(wallSectionIndex.Value) is IIgnorable ignorableWall))
{
break;
}
ignorableWall.OrderedToBeIgnored = order.Identifier == "ignorethis";
break;
}
}
GameMain.GameSession?.CrewManager?.AddOrder(order, order.IsIgnoreOrder ? (float?)null : order.FadeOutTime);
}
else if (orderTargetCharacter != null)
{
orderTargetCharacter.SetOrder(order, orderMsg.OrderOption, orderMsg.OrderPriority, orderMsg.Sender);
}
}
GameMain.Server.SendOrderChatMessage(orderMsg);
}
else
{
GameMain.Server.SendChatMessage(txt, null, c);
}
}
public static void ClientRead(IReadMessage msg)
{
UInt16 id = msg.ReadUInt16();
ChatMessageType type = (ChatMessageType)msg.ReadByte();
PlayerConnectionChangeType changeType = PlayerConnectionChangeType.None;
string txt = "";
string styleSetting = string.Empty;
if (type != ChatMessageType.Order)
{
changeType = (PlayerConnectionChangeType)msg.ReadByte();
txt = msg.ReadString();
}
string senderName = msg.ReadString();
Character senderCharacter = null;
Client senderClient = null;
bool hasSenderClient = msg.ReadBoolean();
if (hasSenderClient)
{
UInt64 clientId = msg.ReadUInt64();
senderClient = GameMain.Client.ConnectedClients.Find(c => c.SteamID == clientId || c.ID == clientId);
if (senderClient != null)
{
senderName = senderClient.Name;
}
}
bool hasSenderCharacter = msg.ReadBoolean();
if (hasSenderCharacter)
{
senderCharacter = Entity.FindEntityByID(msg.ReadUInt16()) as Character;
if (senderCharacter != null)
{
senderName = senderCharacter.Name;
}
}
msg.ReadPadBits();
switch (type)
{
case ChatMessageType.Default:
break;
case ChatMessageType.Order:
var orderMessageInfo = OrderChatMessage.ReadOrder(msg);
if (orderMessageInfo.OrderIndex < 0 || orderMessageInfo.OrderIndex >= Order.PrefabList.Count)
{
DebugConsole.ThrowError("Invalid order message - order index out of bounds.");
if (NetIdUtils.IdMoreRecent(id, LastID))
{
LastID = id;
}
return;
}
var orderPrefab = orderMessageInfo.OrderPrefab ?? Order.PrefabList[orderMessageInfo.OrderIndex];
string orderOption = orderMessageInfo.OrderOption;
orderOption ??= orderMessageInfo.OrderOptionIndex.HasValue && orderMessageInfo.OrderOptionIndex >= 0 && orderMessageInfo.OrderOptionIndex < orderPrefab.Options.Length ?
orderPrefab.Options[orderMessageInfo.OrderOptionIndex.Value] : "";
string targetRoom;
if (orderMessageInfo.TargetEntity is Hull targetHull)
{
targetRoom = targetHull.DisplayName;
}
else
{
targetRoom = senderCharacter?.CurrentHull?.DisplayName;
}
txt = orderPrefab.GetChatMessage(orderMessageInfo.TargetCharacter?.Name, targetRoom,
givingOrderToSelf: orderMessageInfo.TargetCharacter == senderCharacter,
orderOption: orderOption,
priority: orderMessageInfo.Priority);
if (GameMain.Client.GameStarted && Screen.Selected == GameMain.GameScreen)
{
Order order = null;
switch (orderMessageInfo.TargetType)
{
case Order.OrderTargetType.Entity:
order = new Order(orderPrefab, orderMessageInfo.TargetEntity, orderPrefab.GetTargetItemComponent(orderMessageInfo.TargetEntity as Item), orderGiver: senderCharacter);
break;
case Order.OrderTargetType.Position:
order = new Order(orderPrefab, orderMessageInfo.TargetPosition, orderGiver: senderCharacter);
break;
case Order.OrderTargetType.WallSection:
order = new Order(orderPrefab, orderMessageInfo.TargetEntity as Structure, orderMessageInfo.WallSectionIndex, orderGiver: senderCharacter);
break;
}
if (order != null)
{
if (order.TargetAllCharacters)
{
var fadeOutTime = !orderPrefab.IsIgnoreOrder ? (float?)orderPrefab.FadeOutTime : null;
GameMain.GameSession?.CrewManager?.AddOrder(order, fadeOutTime);
}
else
{
orderMessageInfo.TargetCharacter?.SetOrder(order, orderOption, orderMessageInfo.Priority, senderCharacter);
}
}
}
if (NetIdUtils.IdMoreRecent(id, LastID))
{
GameMain.Client.AddChatMessage(
new OrderChatMessage(orderPrefab, orderOption, orderMessageInfo.Priority, txt, orderMessageInfo.TargetPosition ?? orderMessageInfo.TargetEntity as ISpatialEntity, orderMessageInfo.TargetCharacter, senderCharacter));
LastID = id;
}
return;
case ChatMessageType.ServerMessageBox:
txt = TextManager.GetServerMessage(txt);
break;
case ChatMessageType.ServerMessageBoxInGame:
styleSetting = msg.ReadString();
txt = TextManager.GetServerMessage(txt);
break;
}
if (NetIdUtils.IdMoreRecent(id, LastID))
{
switch (type)
{
case ChatMessageType.MessageBox:
case ChatMessageType.ServerMessageBox:
//only show the message box if the text differs from the text in the currently visible box
if ((GUIMessageBox.VisibleBox as GUIMessageBox)?.Text?.Text != txt)
{
new GUIMessageBox("", txt);
}
break;
case ChatMessageType.ServerMessageBoxInGame:
new GUIMessageBox("", txt, new string[0], type: GUIMessageBox.Type.InGame, iconStyle: styleSetting);
break;
case ChatMessageType.Console:
DebugConsole.NewMessage(txt, MessageColor[(int)ChatMessageType.Console]);
break;
case ChatMessageType.ServerLog:
if (!Enum.TryParse(senderName, out ServerLog.MessageType messageType))
{
return;
}
GameMain.Client.ServerSettings.ServerLog?.WriteLine(txt, messageType);
break;
default:
GameMain.Client.AddChatMessage(txt, type, senderName, senderClient, senderCharacter, changeType);
break;
}
LastID = id;
}
}
public static void ServerRead(NetIncomingMessage msg, Client c)
{
UInt16 ID = msg.ReadUInt16();
string txt = msg.ReadString();
if (txt == null)
{
txt = "";
}
if (!NetIdUtils.IdMoreRecent(ID, c.lastSentChatMsgID))
{
return;
}
c.lastSentChatMsgID = ID;
if (txt.Length > MaxLength)
{
txt = txt.Substring(0, MaxLength);
}
c.lastSentChatMessages.Add(txt);
if (c.lastSentChatMessages.Count > 10)
{
c.lastSentChatMessages.RemoveRange(0, c.lastSentChatMessages.Count - 10);
}
float similarity = 0.0f;
for (int i = 0; i < c.lastSentChatMessages.Count; i++)
{
float closeFactor = 1.0f / (c.lastSentChatMessages.Count - i);
int levenshteinDist = ToolBox.LevenshteinDistance(txt, c.lastSentChatMessages[i]);
similarity += Math.Max((txt.Length - levenshteinDist) / (float)txt.Length * closeFactor, 0.0f);
}
if (similarity + c.ChatSpamSpeed > 5.0f)
{
c.ChatSpamCount++;
if (c.ChatSpamCount > 3)
{
//kick for spamming too much
GameMain.Server.KickClient(c, "You have been kicked by the spam filter.");
}
else
{
ChatMessage denyMsg = ChatMessage.Create("", "You have been blocked by the spam filter. Try again after 10 seconds.", ChatMessageType.Server, null);
c.ChatSpamTimer = 10.0f;
GameMain.Server.SendChatMessage(denyMsg, c);
}
return;
}
c.ChatSpamSpeed += similarity + 0.5f;
if (c.ChatSpamTimer > 0.0f)
{
ChatMessage denyMsg = ChatMessage.Create("", "You have been blocked by the spam filter. Try again after 10 seconds.", ChatMessageType.Server, null);
c.ChatSpamTimer = 10.0f;
GameMain.Server.SendChatMessage(denyMsg, c);
return;
}
GameMain.Server.SendChatMessage(txt, null, c);
}
/// <summary>
/// Read the events from the message, ignoring ones we've already received. Returns false if reading the events fails.
/// </summary>
public bool Read(ServerNetObject type, NetIncomingMessage msg, float sendingTime, List <IServerSerializable> entities)
{
UInt16 unreceivedEntityEventCount = 0;
if (type == ServerNetObject.ENTITY_EVENT_INITIAL)
{
unreceivedEntityEventCount = msg.ReadUInt16();
firstNewID = msg.ReadUInt16();
if (GameSettings.VerboseLogging)
{
DebugConsole.NewMessage(
"received midround syncing msg, unreceived: " + unreceivedEntityEventCount +
", first new ID: " + firstNewID, Microsoft.Xna.Framework.Color.Yellow);
}
}
else if (firstNewID != null)
{
if (GameSettings.VerboseLogging)
{
DebugConsole.NewMessage("midround syncing complete, switching to ID " + (UInt16)(firstNewID - 1),
Microsoft.Xna.Framework.Color.Yellow);
}
lastReceivedID = (UInt16)(firstNewID - 1);
firstNewID = null;
}
entities.Clear();
UInt16 firstEventID = msg.ReadUInt16();
int eventCount = msg.ReadByte();
for (int i = 0; i < eventCount; i++)
{
UInt16 thisEventID = (UInt16)(firstEventID + (UInt16)i);
UInt16 entityID = msg.ReadUInt16();
if (entityID == Entity.NullEntityID)
{
if (GameSettings.VerboseLogging)
{
DebugConsole.NewMessage("received msg " + thisEventID + " (null entity)",
Microsoft.Xna.Framework.Color.Orange);
}
msg.ReadPadBits();
entities.Add(null);
if (thisEventID == (UInt16)(lastReceivedID + 1))
{
lastReceivedID++;
}
continue;
}
byte msgLength = msg.ReadByte();
IServerSerializable entity = Entity.FindEntityByID(entityID) as IServerSerializable;
entities.Add(entity);
//skip the event if we've already received it or if the entity isn't found
if (thisEventID != (UInt16)(lastReceivedID + 1) || entity == null)
{
if (thisEventID != (UInt16)(lastReceivedID + 1))
{
if (GameSettings.VerboseLogging)
{
DebugConsole.NewMessage(
"Received msg " + thisEventID + " (waiting for " + (lastReceivedID + 1) + ")",
NetIdUtils.IdMoreRecent(thisEventID, (UInt16)(lastReceivedID + 1))
? Microsoft.Xna.Framework.Color.Red
: Microsoft.Xna.Framework.Color.Yellow);
}
}
else if (entity == null)
{
DebugConsole.NewMessage(
"Received msg " + thisEventID + ", entity " + entityID + " not found",
Microsoft.Xna.Framework.Color.Red);
GameMain.Client.ReportError(ClientNetError.MISSING_ENTITY, eventID: thisEventID, entityID: entityID);
return(false);
}
msg.Position += msgLength * 8;
}
else
{
long msgPosition = msg.Position;
if (GameSettings.VerboseLogging)
{
DebugConsole.NewMessage("received msg " + thisEventID + " (" + entity.ToString() + ")",
Microsoft.Xna.Framework.Color.Green);
}
lastReceivedID++;
try
{
ReadEvent(msg, entity, sendingTime);
}
catch (Exception e)
{
string errorMsg = "Failed to read event for entity \"" + entity.ToString() + "\" (" + e.Message + ")! (MidRoundSyncing: " + thisClient.MidRoundSyncing + ")\n" + e.StackTrace;
errorMsg += "\nPrevious entities:";
for (int j = entities.Count - 2; j >= 0; j--)
{
errorMsg += "\n" + (entities[j] == null ? "NULL" : entities[j].ToString());
}
if (GameSettings.VerboseLogging)
{
DebugConsole.ThrowError("Failed to read event for entity \"" + entity.ToString() + "\"!", e);
}
GameAnalyticsManager.AddErrorEventOnce("ClientEntityEventManager.Read:ReadFailed" + entity.ToString(),
GameAnalyticsSDK.Net.EGAErrorSeverity.Error, errorMsg);
msg.Position = msgPosition + msgLength * 8;
}
}
msg.ReadPadBits();
}
return(true);
}
public static void ServerRead(IReadMessage msg, Client c)
{
c.KickAFKTimer = 0.0f;
UInt16 ID = msg.ReadUInt16();
ChatMessageType type = (ChatMessageType)msg.ReadByte();
string txt = "";
int orderIndex = -1;
Character orderTargetCharacter = null;
Entity orderTargetEntity = null;
int orderOptionIndex = -1;
OrderChatMessage orderMsg = null;
if (type == ChatMessageType.Order)
{
orderIndex = msg.ReadByte();
orderTargetCharacter = Entity.FindEntityByID(msg.ReadUInt16()) as Character;
orderTargetEntity = Entity.FindEntityByID(msg.ReadUInt16()) as Entity;
orderOptionIndex = msg.ReadByte();
if (orderIndex < 0 || orderIndex >= Order.PrefabList.Count)
{
DebugConsole.ThrowError("Invalid order message from client \"" + c.Name + "\" - order index out of bounds.");
return;
}
Order order = Order.PrefabList[orderIndex];
string orderOption = orderOptionIndex < 0 || orderOptionIndex >= order.Options.Length ? "" : order.Options[orderOptionIndex];
orderMsg = new OrderChatMessage(order, orderOption, orderTargetEntity, orderTargetCharacter, c.Character);
txt = orderMsg.Text;
}
else
{
txt = msg.ReadString() ?? "";
}
if (!NetIdUtils.IdMoreRecent(ID, c.LastSentChatMsgID))
{
return;
}
c.LastSentChatMsgID = ID;
if (txt.Length > MaxLength)
{
txt = txt.Substring(0, MaxLength);
}
c.LastSentChatMessages.Add(txt);
if (c.LastSentChatMessages.Count > 10)
{
c.LastSentChatMessages.RemoveRange(0, c.LastSentChatMessages.Count - 10);
}
float similarity = 0.0f;
for (int i = 0; i < c.LastSentChatMessages.Count; i++)
{
float closeFactor = 1.0f / (c.LastSentChatMessages.Count - i);
if (string.IsNullOrEmpty(txt))
{
similarity += closeFactor;
}
else
{
int levenshteinDist = ToolBox.LevenshteinDistance(txt, c.LastSentChatMessages[i]);
similarity += Math.Max((txt.Length - levenshteinDist) / (float)txt.Length * closeFactor, 0.0f);
}
}
//order/report messages can be sent a little faster than normal messages without triggering the spam filter
if (orderMsg != null)
{
similarity *= 0.25f;
}
bool isOwner = GameMain.Server.OwnerConnection != null && c.Connection == GameMain.Server.OwnerConnection;
if (similarity + c.ChatSpamSpeed > 5.0f && !isOwner)
{
GameMain.Server.KarmaManager.OnSpamFilterTriggered(c);
c.ChatSpamCount++;
if (c.ChatSpamCount > 3)
{
//kick for spamming too much
GameMain.Server.KickClient(c, TextManager.Get("SpamFilterKicked"));
}
else
{
ChatMessage denyMsg = Create("", TextManager.Get("SpamFilterBlocked"), ChatMessageType.Server, null);
c.ChatSpamTimer = 10.0f;
GameMain.Server.SendDirectChatMessage(denyMsg, c);
}
return;
}
c.ChatSpamSpeed += similarity + 0.5f;
if (c.ChatSpamTimer > 0.0f && !isOwner)
{
ChatMessage denyMsg = Create("", TextManager.Get("SpamFilterBlocked"), ChatMessageType.Server, null);
c.ChatSpamTimer = 10.0f;
GameMain.Server.SendDirectChatMessage(denyMsg, c);
return;
}
if (type == ChatMessageType.Order)
{
if (c.Character == null || c.Character.SpeechImpediment >= 100.0f || c.Character.IsDead)
{
return;
}
ChatMessageType messageType = CanUseRadio(orderMsg.Sender) ? ChatMessageType.Radio : ChatMessageType.Default;
if (orderMsg.Order.TargetAllCharacters)
{
//do nothing
}
else if (orderTargetCharacter != null)
{
orderTargetCharacter.SetOrder(
new Order(orderMsg.Order.Prefab, orderTargetEntity, (orderTargetEntity as Item)?.Components.FirstOrDefault(ic => ic.GetType() == orderMsg.Order.ItemComponentType)),
orderMsg.OrderOption, orderMsg.Sender);
}
GameMain.Server.SendOrderChatMessage(orderMsg);
}
else
{
GameMain.Server.SendChatMessage(txt, null, c);
}
}
public void Update(List <Client> clients)
{
foreach (BufferedEvent bufferedEvent in bufferedEvents)
{
if (bufferedEvent.Character == null || bufferedEvent.Character.IsDead)
{
bufferedEvent.IsProcessed = true;
continue;
}
//delay reading the events until the inputs for the corresponding frame have been processed
//UNLESS the character is unconscious, in which case we'll read the messages immediately (because further inputs will be ignored)
//atm the "give in" command is the only thing unconscious characters can do, other types of events are ignored
if (!bufferedEvent.Character.IsUnconscious &&
NetIdUtils.IdMoreRecent(bufferedEvent.CharacterStateID, bufferedEvent.Character.LastProcessedID))
{
continue;
}
try
{
ReadEvent(bufferedEvent.Data, bufferedEvent.TargetEntity, bufferedEvent.Sender);
}
catch (Exception e)
{
if (GameSettings.VerboseLogging)
{
DebugConsole.ThrowError("Failed to read event for entity \"" + bufferedEvent.TargetEntity.ToString() + "!", e);
}
}
bufferedEvent.IsProcessed = true;
}
var inGameClients = clients.FindAll(c => c.inGame && !c.NeedsMidRoundSync);
if (inGameClients.Count > 0)
{
lastSentToAll = inGameClients[0].lastRecvEntityEventID;
inGameClients.ForEach(c => { if (NetIdUtils.IdMoreRecent(lastSentToAll, c.lastRecvEntityEventID))
{
lastSentToAll = c.lastRecvEntityEventID;
}
});
ServerEntityEvent firstEventToResend = events.Find(e => e.ID == (ushort)(lastSentToAll + 1));
if (firstEventToResend != null && (Timing.TotalTime - firstEventToResend.CreateTime) > 10.0f)
{
//it's been 10 seconds since this event was created
//kick everyone that hasn't received it yet, this is way too old
List <Client> toKick = inGameClients.FindAll(c => NetIdUtils.IdMoreRecent((UInt16)(lastSentToAll + 1), c.lastRecvEntityEventID));
toKick.ForEach(c => server.DisconnectClient(c, "", "You have been disconnected because of excessive desync"));
}
if (events.Count > 0)
{
//the client is waiting for an event that we don't have anymore
//(the ID they're expecting is smaller than the ID of the first event in our list)
List <Client> toKick = inGameClients.FindAll(c => NetIdUtils.IdMoreRecent(events[0].ID, (UInt16)(c.lastRecvEntityEventID + 1)));
toKick.ForEach(c => server.DisconnectClient(c, "", "You have been disconnected because of excessive desync"));
}
}
var timedOutClients = clients.FindAll(c => c.inGame && c.NeedsMidRoundSync && Timing.TotalTime > c.MidRoundSyncTimeOut);
timedOutClients.ForEach(c => GameMain.Server.DisconnectClient(c, "", "You have been disconnected because syncing your client with the server took too long."));
bufferedEvents.RemoveAll(b => b.IsProcessed);
}
public void CreateEvent(IServerSerializable entity, object[] extraData = null)
{
if (entity == null || !(entity is Entity))
{
DebugConsole.ThrowError("Can't create an entity event for " + entity + "!");
return;
}
if (((Entity)entity).Removed && !(entity is Level))
{
DebugConsole.ThrowError("Can't create an entity event for " + entity + " - the entity has been removed.\n" + Environment.StackTrace.CleanupStackTrace());
return;
}
if (((Entity)entity).IdFreed)
{
DebugConsole.ThrowError("Can't create an entity event for " + entity + " - the ID of the entity has been freed.\n" + Environment.StackTrace.CleanupStackTrace());
return;
}
var newEvent = new ServerEntityEvent(entity, (UInt16)(ID + 1));
if (extraData != null)
{
newEvent.SetData(extraData);
}
bool inGameClientsPresent = server.ConnectedClients.Count(c => c.InGame) > 0;
//remove old events that have been sent to all clients, they are redundant now
// keep at least one event in the list (lastSentToAll == e.ID) so we can use it to keep track of the latest ID
// and events less than 15 seconds old to give disconnected clients a bit of time to reconnect without getting desynced
if (Timing.TotalTime > GameMain.GameSession.RoundStartTime + NetConfig.RoundStartSyncDuration)
{
events.RemoveAll(e =>
(NetIdUtils.IdMoreRecent(lastSentToAll, e.ID) || !inGameClientsPresent) &&
e.CreateTime < Timing.TotalTime - NetConfig.EventRemovalTime);
}
for (int i = events.Count - 1; i >= 0; i--)
{
//we already have an identical event that's waiting to be sent
// -> no need to add a new one
if (events[i].IsDuplicate(newEvent) && !events[i].Sent)
{
return;
}
}
ID++;
events.Add(newEvent);
if (!uniqueEvents.Any(e => e.IsDuplicate(newEvent)))
{
//create a copy of the event and give it a new ID
var uniqueEvent = new ServerEntityEvent(entity, (UInt16)(uniqueEvents.Count + 1));
uniqueEvent.SetData(extraData);
uniqueEvents.Add(uniqueEvent);
}
}
public static void ServerRead(NetIncomingMessage msg, Client c)
{
UInt16 ID = msg.ReadUInt16();
string txt = msg.ReadString();
if (txt == null)
{
txt = "";
}
if (!NetIdUtils.IdMoreRecent(ID, c.LastSentChatMsgID))
{
return;
}
c.LastSentChatMsgID = ID;
if (txt.Length > MaxLength)
{
txt = txt.Substring(0, MaxLength);
}
c.LastSentChatMessages.Add(txt);
if (c.LastSentChatMessages.Count > 10)
{
c.LastSentChatMessages.RemoveRange(0, c.LastSentChatMessages.Count - 10);
}
float similarity = 0.0f;
for (int i = 0; i < c.LastSentChatMessages.Count; i++)
{
float closeFactor = 1.0f / (c.LastSentChatMessages.Count - i);
int levenshteinDist = ToolBox.LevenshteinDistance(txt, c.LastSentChatMessages[i]);
similarity += Math.Max((txt.Length - levenshteinDist) / (float)txt.Length * closeFactor, 0.0f);
}
if (similarity + c.ChatSpamSpeed > 5.0f)
{
c.ChatSpamCount++;
if (c.ChatSpamCount > 3)
{
//kick for spamming too much
GameMain.Server.KickClient(c, TextManager.Get("SpamFilterKicked"));
}
else
{
ChatMessage denyMsg = Create("", TextManager.Get("SpamFilterBlocked"), ChatMessageType.Server, null);
c.ChatSpamTimer = 10.0f;
GameMain.Server.SendChatMessage(denyMsg, c);
}
return;
}
c.ChatSpamSpeed += similarity + 0.5f;
if (c.ChatSpamTimer > 0.0f)
{
ChatMessage denyMsg = Create("", TextManager.Get("SpamFilterBlocked"), ChatMessageType.Server, null);
c.ChatSpamTimer = 10.0f;
GameMain.Server.SendChatMessage(denyMsg, c);
return;
}
//dead characters are allowed to send chat messages,
//we'll just switch the message type to dead chat in SendChatMessage
if (c.Character != null && (!c.Character.CanSpeak && !c.Character.IsDead))
{
return;
}
GameMain.Server.SendChatMessage(txt, null, c);
}
/// <summary>
/// Read the events from the message, ignoring ones we've already received. Returns false if reading the events fails.
/// </summary>
public bool Read(ServerNetObject type, IReadMessage msg, float sendingTime, List <IServerSerializable> entities)
{
UInt16 unreceivedEntityEventCount = 0;
if (type == ServerNetObject.ENTITY_EVENT_INITIAL)
{
unreceivedEntityEventCount = msg.ReadUInt16();
firstNewID = msg.ReadUInt16();
if (GameSettings.VerboseLogging)
{
DebugConsole.NewMessage(
"received midround syncing msg, unreceived: " + unreceivedEntityEventCount +
", first new ID: " + firstNewID, Microsoft.Xna.Framework.Color.Yellow);
}
}
else
{
MidRoundSyncingDone = true;
if (firstNewID != null)
{
if (GameSettings.VerboseLogging)
{
DebugConsole.NewMessage("midround syncing complete, switching to ID " + (UInt16)(firstNewID - 1),
Microsoft.Xna.Framework.Color.Yellow);
}
lastReceivedID = (UInt16)(firstNewID - 1);
firstNewID = null;
}
}
entities.Clear();
UInt16 firstEventID = msg.ReadUInt16();
int eventCount = msg.ReadByte();
for (int i = 0; i < eventCount; i++)
{
//16 = entity ID, 8 = msg length
if (msg.BitPosition + 16 + 8 > msg.LengthBits)
{
string errorMsg = $"Error while reading a message from the server. Entity event data exceeds the size of the buffer (current position: {msg.BitPosition}, length: {msg.LengthBits}).";
errorMsg += "\nPrevious entities:";
for (int j = entities.Count - 1; j >= 0; j--)
{
errorMsg += "\n" + (entities[j] == null ? "NULL" : entities[j].ToString());
}
DebugConsole.ThrowError(errorMsg);
return(false);
}
UInt16 thisEventID = (UInt16)(firstEventID + (UInt16)i);
UInt16 entityID = msg.ReadUInt16();
if (entityID == Entity.NullEntityID)
{
if (GameSettings.VerboseLogging)
{
DebugConsole.NewMessage("received msg " + thisEventID + " (null entity)",
Microsoft.Xna.Framework.Color.Orange);
}
msg.ReadPadBits();
entities.Add(null);
if (thisEventID == (UInt16)(lastReceivedID + 1))
{
lastReceivedID++;
}
continue;
}
int msgLength = (int)msg.ReadVariableUInt32();
IServerSerializable entity = Entity.FindEntityByID(entityID) as IServerSerializable;
entities.Add(entity);
//skip the event if we've already received it or if the entity isn't found
if (thisEventID != (UInt16)(lastReceivedID + 1) || entity == null)
{
if (thisEventID != (UInt16)(lastReceivedID + 1))
{
if (GameSettings.VerboseLogging)
{
DebugConsole.NewMessage(
"Received msg " + thisEventID + " (waiting for " + (lastReceivedID + 1) + ")",
NetIdUtils.IdMoreRecent(thisEventID, (UInt16)(lastReceivedID + 1))
? GUI.Style.Red
: Microsoft.Xna.Framework.Color.Yellow);
}
}
else if (entity == null)
{
DebugConsole.NewMessage(
"Received msg " + thisEventID + ", entity " + entityID + " not found",
GUI.Style.Red);
GameMain.Client.ReportError(ClientNetError.MISSING_ENTITY, eventID: thisEventID, entityID: entityID);
return(false);
}
msg.BitPosition += msgLength * 8;
msg.ReadPadBits();
}
else
{
long msgPosition = msg.BitPosition;
if (GameSettings.VerboseLogging)
{
DebugConsole.NewMessage("received msg " + thisEventID + " (" + entity.ToString() + ")",
Microsoft.Xna.Framework.Color.Green);
}
lastReceivedID++;
try
{
ReadEvent(msg, entity, sendingTime);
msg.ReadPadBits();
if (msg.BitPosition != msgPosition + msgLength * 8)
{
string errorMsg = "Message byte position incorrect after reading an event for the entity \"" + entity.ToString()
+ "\". Read " + (msg.BitPosition - msgPosition) + " bits, expected message length was " + (msgLength * 8) + " bits.";
#if DEBUG
DebugConsole.ThrowError(errorMsg);
#endif
GameAnalyticsManager.AddErrorEventOnce("ClientEntityEventManager.Read:BitPosMismatch", GameAnalyticsSDK.Net.EGAErrorSeverity.Error, errorMsg);
//TODO: force the BitPosition to correct place? Having some entity in a potentially incorrect state is not as bad as a desync kick
//msg.BitPosition = (int)(msgPosition + msgLength * 8);
}
}
catch (Exception e)
{
string errorMsg = "Failed to read event for entity \"" + entity.ToString() + "\" (" + e.Message + ")! (MidRoundSyncing: " + thisClient.MidRoundSyncing + ")\n" + e.StackTrace.CleanupStackTrace();
errorMsg += "\nPrevious entities:";
for (int j = entities.Count - 2; j >= 0; j--)
{
errorMsg += "\n" + (entities[j] == null ? "NULL" : entities[j].ToString());
}
DebugConsole.ThrowError("Failed to read event for entity \"" + entity.ToString() + "\"!", e);
GameAnalyticsManager.AddErrorEventOnce("ClientEntityEventManager.Read:ReadFailed" + entity.ToString(),
GameAnalyticsSDK.Net.EGAErrorSeverity.Error, errorMsg);
msg.BitPosition = (int)(msgPosition + msgLength * 8);
msg.ReadPadBits();
}
}
}
return(true);
}
public static void ClientRead(IReadMessage msg)
{
UInt16 ID = msg.ReadUInt16();
ChatMessageType type = (ChatMessageType)msg.ReadByte();
PlayerConnectionChangeType changeType = PlayerConnectionChangeType.None;
string txt = "";
string styleSetting = string.Empty;
if (type != ChatMessageType.Order)
{
changeType = (PlayerConnectionChangeType)msg.ReadByte();
txt = msg.ReadString();
}
string senderName = msg.ReadString();
Character senderCharacter = null;
bool hasSenderCharacter = msg.ReadBoolean();
if (hasSenderCharacter)
{
senderCharacter = Entity.FindEntityByID(msg.ReadUInt16()) as Character;
if (senderCharacter != null)
{
senderName = senderCharacter.Name;
}
}
switch (type)
{
case ChatMessageType.Default:
break;
case ChatMessageType.Order:
int orderIndex = msg.ReadByte();
UInt16 targetCharacterID = msg.ReadUInt16();
Character targetCharacter = Entity.FindEntityByID(targetCharacterID) as Character;
Entity targetEntity = Entity.FindEntityByID(msg.ReadUInt16());
int optionIndex = msg.ReadByte();
Order order = null;
if (orderIndex < 0 || orderIndex >= Order.PrefabList.Count)
{
DebugConsole.ThrowError("Invalid order message - order index out of bounds.");
if (NetIdUtils.IdMoreRecent(ID, LastID))
{
LastID = ID;
}
return;
}
else
{
order = Order.PrefabList[orderIndex];
}
string orderOption = "";
if (optionIndex >= 0 && optionIndex < order.Options.Length)
{
orderOption = order.Options[optionIndex];
}
txt = order.GetChatMessage(targetCharacter?.Name, senderCharacter?.CurrentHull?.DisplayName, givingOrderToSelf: targetCharacter == senderCharacter, orderOption: orderOption);
if (GameMain.Client.GameStarted && Screen.Selected == GameMain.GameScreen)
{
if (order.TargetAllCharacters)
{
GameMain.GameSession?.CrewManager?.AddOrder(
new Order(order.Prefab, targetEntity, (targetEntity as Item)?.Components.FirstOrDefault(ic => ic.GetType() == order.ItemComponentType), orderGiver: senderCharacter),
order.Prefab.FadeOutTime);
}
else if (targetCharacter != null)
{
targetCharacter.SetOrder(
new Order(order.Prefab, targetEntity, (targetEntity as Item)?.Components.FirstOrDefault(ic => ic.GetType() == order.ItemComponentType), orderGiver: senderCharacter),
orderOption, senderCharacter);
}
}
if (NetIdUtils.IdMoreRecent(ID, LastID))
{
GameMain.Client.AddChatMessage(
new OrderChatMessage(order, orderOption, txt, targetEntity, targetCharacter, senderCharacter));
LastID = ID;
}
return;
case ChatMessageType.ServerMessageBox:
txt = TextManager.GetServerMessage(txt);
break;
case ChatMessageType.ServerMessageBoxInGame:
styleSetting = msg.ReadString();
txt = TextManager.GetServerMessage(txt);
break;
}
if (NetIdUtils.IdMoreRecent(ID, LastID))
{
switch (type)
{
case ChatMessageType.MessageBox:
case ChatMessageType.ServerMessageBox:
//only show the message box if the text differs from the text in the currently visible box
if ((GUIMessageBox.VisibleBox as GUIMessageBox)?.Text?.Text != txt)
{
new GUIMessageBox("", txt);
}
break;
case ChatMessageType.ServerMessageBoxInGame:
new GUIMessageBox("", txt, new string[0], type: GUIMessageBox.Type.InGame, iconStyle: styleSetting);
break;
case ChatMessageType.Console:
DebugConsole.NewMessage(txt, MessageColor[(int)ChatMessageType.Console]);
break;
case ChatMessageType.ServerLog:
if (!Enum.TryParse(senderName, out ServerLog.MessageType messageType))
{
return;
}
GameMain.Client.ServerSettings.ServerLog?.WriteLine(txt, messageType);
break;
default:
GameMain.Client.AddChatMessage(txt, type, senderName, senderCharacter, changeType);
break;
}
LastID = ID;
}
}
