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 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 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 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;
}
}