/// <summary>
/// Handles packets sent from the game server
/// </summary>
/// <param name="packet">The packet.</param>
public void OnPacket(GameServerPacket packet)
{
switch (packet.Id)
{
case GameServerInPacketType.GameMessage:
OnGameMessage(packet);
break;
case GameServerInPacketType.InformationMessage:
OnInformationMessage(packet);
break;
case GameServerInPacketType.WorldItemAction:
OnWorldItemAction(packet);
break;
case GameServerInPacketType.PlayerInGame:
OnPlayerInGame(packet);
break;
case GameServerInPacketType.LoadAct:
OnLoadAct(packet);
break;
case GameServerInPacketType.AssignPlayer:
OnAssignPlayer(packet);
break;
case GameServerInPacketType.PlayerMove:
OnPlayerMove(packet);
break;
case GameServerInPacketType.PlayerReassign:
OnPlayerReassign(packet);
break;
default:
break;
}
}
/// <summary>
/// Game server has completed our request to join the game. We request to enter the
/// game along with starting the ping thread.
/// </summary>
/// <param name="packet">The packet.</param>
private void OnGameLogonSuccess(GameServerPacket packet)
{
SendPacket(new EnterGameOut());
// Ping thread used to keep our connection to the server alive
pingThread = new Thread(() =>
{
LogServer("Ping thread started");
while (client.Connected)
{
Thread.Sleep(7000);
SendPing();
}
LogServer("Ping thread ended");
});
pingThread.Name = "PING:" + characterName;
pingThread.IsBackground = true;
pingThread.Start();
AntiIdleCounter = 0;
AntiIdleTimer = new Timer(
n =>
{
SayOverhead(characterName + " Anti-Idle " + (AntiIdleCounter++));
},
null,
0,
300000
);
IsInGame = true;
FireOnEnterGameEvent();
}
/// <summary>
/// Handles WorldItemAction (0x9c) packets. Keeps track of items in player's main inventory.
/// </summary>
/// <param name="packet">The packet.</param>
private void OnWorldItemAction(GameServerPacket packet)
{
WorldItemEventIn fromServer;
try
{
fromServer = new WorldItemEventIn(packet);
}
catch (Exception)
{
LogError("Failed to parse item: " + Util.GetPacketDump(packet.Data, true));
}
//StringBuilder sb = new StringBuilder();
//
//sb.AppendLine("Item: " + fromServer.item);
//foreach (var item in fromServer.item.Properties)
//{
// sb.AppendLine(" " + item);
//}
//sb.AppendLine(" " );
//LogDebug(sb);
//if (fromServer.item.Location == Item.ItemLocation.Stored && fromServer.item.StorageId == Item.StorageType.Inventory)
//{
// items.Add(fromServer.item);
//}
}
private void OnLoadAct(GameServerPacket packet)
{
LoadActIn fromServer = new LoadActIn(packet);
CurrentAct = fromServer.Act + 1;
Log("Entering act " + CurrentAct);
}
public LoadActIn(GameServerPacket packet)
{
BinaryReader br = new BinaryReader(new MemoryStream(packet.Data));
Act = br.ReadByte();
Seed1 = br.ReadUInt32();
AreaId = br.ReadUInt16();
Seed2 = br.ReadUInt32();
}
public PlayerReassignIn(GameServerPacket packet)
{
BinaryReader br = new BinaryReader(new MemoryStream(packet.Data));
EntityType = br.ReadByte();
ID = br.ReadUInt32();
X = br.ReadUInt16();
Y = br.ReadUInt16();
UnknownFlag = br.ReadByte();
}
public AssignPlayerIn(GameServerPacket packet)
{
BinaryReader br = new BinaryReader(new MemoryStream(packet.Data));
ID = br.ReadUInt32();
Class = br.ReadByte();
Name = Util.ReadSpecialString(br);
br.ReadBytes(15 - Name.Length);
X = br.ReadUInt16();
Y = br.ReadUInt16();
}
public PlayerMoveIn(GameServerPacket packet)
{
BinaryReader br = new BinaryReader(new MemoryStream(packet.Data));
ID = br.ReadUInt32();
MovementType = br.ReadByte();
DestX = br.ReadUInt16();
DestY = br.ReadUInt16();
Unknown = br.ReadByte();
SourceX = br.ReadUInt16();
SourceY = br.ReadUInt16();
}
public PlayerInGameIn(GameServerPacket packet)
{
BinaryReader br = new BinaryReader(new MemoryStream(packet.Data));
ushort messageLength = br.ReadUInt16();
PlayerID = br.ReadUInt32();
PlayerClass = br.ReadByte();
PlayerName = Util.ReadSpecialString(br);
br.ReadBytes(15 - PlayerName.Length);
PlayerLevel = br.ReadUInt16();
PlayerPartyID = br.ReadUInt16();
}
public InformationMessageIn(GameServerPacket packet)
{
BinaryReader br = new BinaryReader(new MemoryStream(packet.Data));
Event = (InformationEvents)br.ReadByte();
Action = br.ReadByte();
EntityID = br.ReadUInt32();
EntityType = br.ReadByte();
First = Util.ReadAndUnpadString(br, 16);
Second = Util.ReadAndUnpadString(br, 16);
}
/// <summary>
/// Handles the GameLogonRequestIn packet. This packet is sent to us when we first connect
/// to the game server. We reply with a logon request and a ping
/// </summary>
/// <param name="packet">The packet.</param>
private void OnRequestLogonInfo(GameServerPacket packet)
{
GameLogonRequestOut toServer = new GameLogonRequestOut(
gameServerArgs.GameHash,
gameServerArgs.GameToken,
settings.ClientVersion,
(byte)gameServerArgs.CharacterClass,
gameServerArgs.CharacterName
);
SendPacket(toServer);
SendPing();
}
public GameMessageIn(GameServerPacket packet)
{
BinaryReader br = new BinaryReader(new MemoryStream(packet.Data));
ChatType = (ChatTypes)br.ReadByte();
UnknownA = br.ReadByte();
EntityType = br.ReadByte();
EntityID = br.ReadUInt32();
UnknownB = br.ReadByte();
UnknownC = br.ReadByte();
CharacterName = Util.ReadSpecialString(br);
Message = Util.ReadSpecialString(br);;
}
private void OnPlayerReassign(GameServerPacket packet)
{
PlayerReassignIn fromServer = new PlayerReassignIn(packet);
if (fromServer.ID != clientPlayerId)
{
Log("Reassign from other client");
return;
}
PositionX = fromServer.X;
PositionY = fromServer.Y;
Log(string.Format("Reassigned player to {0}, {1}", PositionX, PositionY));
if (AlreadyDispersed)
{
return;
}
AlreadyDispersed = true;
ushort moveToX = PositionX;
ushort moveToY = PositionY;
switch (CurrentAct)
{
case 1:
moveToY -= 20;
break;
case 2:
moveToY += 20;
break;
case 3:
moveToX += 20;
moveToY += 20;
break;
case 4:
moveToX -= 40;
moveToY += 20;
break;
case 5:
moveToX += 20;
break;
}
SendPacket(new RunToLocationOut(moveToX, moveToY));
}
private void OnAssignPlayer(GameServerPacket packet)
{
AssignPlayerIn fromServer = new AssignPlayerIn(packet);
if (fromServer.X == 0 && fromServer.Y == 0 && String.Compare(fromServer.Name, characterName, StringComparison.OrdinalIgnoreCase) == 0)
{
// This bot
clientPlayerId = fromServer.ID;
}
else
{
// Other players
}
}
/// <summary>
/// Handles inviting all players already in a game
/// </summary>
/// <param name="packet">The packet.</param>
private void OnPlayerInGame(GameServerPacket packet)
{
PlayerInGameIn fromServer = new PlayerInGameIn(packet);
if (fromServer.IsPlayerInParty)
{
return;
}
if (String.Compare(characterName, fromServer.PlayerName, System.StringComparison.OrdinalIgnoreCase) != 0)
{
// invite player...
Log(string.Format("Inviting player: {0}", fromServer.PlayerName));
SendPacket(new PartyRequestOut(PartyRequestOut.RequestType.Invite, fromServer.PlayerID));
}
}
/// <summary>
/// Handles InformationMessageIn packets. Keeps track of total number of players
/// in game.
/// </summary>
/// <param name="packet">The packet.</param>
private void OnInformationMessage(GameServerPacket packet)
{
InformationMessageIn fromServer = new InformationMessageIn(packet);
Log(fromServer);
switch (fromServer.Event)
{
case InformationMessageIn.InformationEvents.PlayerTimeout:
case InformationMessageIn.InformationEvents.PlayerDropped:
case InformationMessageIn.InformationEvents.PlayerQuit:
{
bool isBot = settings.BotNames.Contains(fromServer.First.ToLower());
PlayerNames.Remove(fromServer.First);
Log(String.Format("{0}/{1} players remaining", PlayerNames.Count, MaxPlayers));
FireOnPlayerCountEvent(new PlayerCountArgs(PlayerNames.Count, MaxPlayers, fromServer.First, false, isBot));
break;
}
case InformationMessageIn.InformationEvents.PlayerJoined:
{
bool isBot = settings.BotNames.Contains(fromServer.First.ToLower());
PlayerNames.Add(fromServer.First);
Log(String.Format("{0}/{1} players total", PlayerNames.Count, MaxPlayers));
FireOnPlayerCountEvent(new PlayerCountArgs(PlayerNames.Count, MaxPlayers, fromServer.First, true, isBot));
}
break;
case InformationMessageIn.InformationEvents.PlayerRelation:
// Accept any party requests
if (fromServer.Action == 0x02 && fromServer.EntityType == 0x05)
{
SendPacket(new PartyRequestOut(PartyRequestOut.RequestType.Accept, fromServer.EntityID));
}
break;
default:
break;
}
}
/// <summary>
/// Handles chat messages from other players and objects in game
/// </summary>
/// <param name="packet">The packet.</param>
private void OnGameMessage(GameServerPacket packet)
{
GameMessageIn fromServer = new GameMessageIn(packet);
Log(fromServer);
if (fromServer.ChatType == GameMessageIn.ChatTypes.ChatMessage)
{
if (String.CompareOrdinal(fromServer.CharacterName, settings.MasterName) == 0)
{
switch (fromServer.Message.Trim().ToLower())
{
case "#exit":
Say("Bye");
FireOnShutdownEvent();
LeaveGame();
return;
}
}
}
}
/// <summary>
/// Handles packets sent from the game server
/// </summary>
/// <param name="packet">The packet.</param>
public void OnPacket(GameServerPacket packet)
{
switch (packet.Id)
{
case GameServerInPacketType.GameMessage:
OnGameMessage(packet);
break;
case GameServerInPacketType.InformationMessage:
OnInformationMessage(packet);
break;
case GameServerInPacketType.WorldItemAction:
OnWorldItemAction(packet);
break;
case GameServerInPacketType.PlayerInGame:
OnPlayerInGame(packet);
break;
case GameServerInPacketType.LoadAct:
OnLoadAct(packet);
break;
case GameServerInPacketType.AssignPlayer:
OnAssignPlayer(packet);
break;
case GameServerInPacketType.PlayerMove:
OnPlayerMove(packet);
break;
case GameServerInPacketType.PlayerReassign:
OnPlayerReassign(packet);
break;
default:
break;
}
}
/// <summary>
/// Gets the next decompressed packet from byte array. Processed data will be removed from
/// input array.
/// </summary>
/// <exception cref="ApplicationException">Thrown when encountering an unhandled packet with no size.</exception>
/// <param name="decompressedData">[in,out] Byte array containing decompressed data.</param>
/// <returns>The next decompressed packet.</returns>
private GameServerPacket GetNextDecompressedPacket(ref byte[] decompressedData)
{
GameServerPacket packet = new GameServerPacket();
int decompressedPacketSize = Compression.GetDecompressedPacketSize(decompressedData);
if (decompressedPacketSize == 0xFF)
{
Fail(FailureArgs.FailureTypes.UnknownPacketSize, String.Format("Unhandled special packet {0:X2}", decompressedData[0]));
throw new ApplicationException("Bad packet data encountered (No size)");
}
packet.Id = (GameServerInPacketType)decompressedData[0];
packet.Data = new byte[decompressedPacketSize - 1];
if (packet.Data.Length > 0)
{
Array.Copy(decompressedData, 1, packet.Data, 0, packet.Data.Length);
}
Util.RemoveBeginningBytes(ref decompressedData, decompressedPacketSize);
return(packet);
}
public UpdateItemUIIn(GameServerPacket packet)
{
BinaryReader br = new BinaryReader(new MemoryStream(packet.Data));
Id = (IdTypes)br.ReadByte();
}
private void OnAssignPlayer(GameServerPacket packet)
{
AssignPlayerIn fromServer = new AssignPlayerIn(packet);
if (fromServer.X == 0 && fromServer.Y == 0 && String.Compare(fromServer.Name, characterName, StringComparison.OrdinalIgnoreCase) == 0)
{
// This bot
clientPlayerId = fromServer.ID;
}
else
{
// Other players
}
}
/// <summary>
/// Handles WorldItemAction (0x9c) packets. Keeps track of items in player's main inventory.
/// </summary>
/// <param name="packet">The packet.</param>
private void OnWorldItemAction(GameServerPacket packet)
{
WorldItemEventIn fromServer;
try
{
fromServer = new WorldItemEventIn(packet);
}
catch (Exception)
{
LogError("Failed to parse item: " + Util.GetPacketDump(packet.Data, true));
}
//StringBuilder sb = new StringBuilder();
//
//sb.AppendLine("Item: " + fromServer.item);
//foreach (var item in fromServer.item.Properties)
//{
// sb.AppendLine(" " + item);
//}
//sb.AppendLine(" " );
//LogDebug(sb);
//if (fromServer.item.Location == Item.ItemLocation.Stored && fromServer.item.StorageId == Item.StorageType.Inventory)
//{
// items.Add(fromServer.item);
//}
}
/// <summary>
/// Gets the next decompressed packet from byte array. Processed data will be removed from
/// input array.
/// </summary>
/// <exception cref="ApplicationException">Thrown when encountering an unhandled packet with no size.</exception>
/// <param name="decompressedData">[in,out] Byte array containing decompressed data.</param>
/// <returns>The next decompressed packet.</returns>
private GameServerPacket GetNextDecompressedPacket(ref byte[] decompressedData)
{
GameServerPacket packet = new GameServerPacket();
int decompressedPacketSize = Compression.GetDecompressedPacketSize(decompressedData);
if (decompressedPacketSize == 0xFF)
{
Fail(FailureArgs.FailureTypes.UnknownPacketSize, String.Format("Unhandled special packet {0:X2}", decompressedData[0]));
throw new ApplicationException("Bad packet data encountered (No size)");
}
packet.Id = (GameServerInPacketType)decompressedData[0];
packet.Data = new byte[decompressedPacketSize - 1];
if (packet.Data.Length > 0)
{
Array.Copy(decompressedData, 1, packet.Data, 0, packet.Data.Length);
}
Util.RemoveBeginningBytes(ref decompressedData, decompressedPacketSize);
return packet;
}
public AssignPlayerIn(GameServerPacket packet)
{
BinaryReader br = new BinaryReader(new MemoryStream(packet.Data));
ID = br.ReadUInt32();
Class = br.ReadByte();
Name = Util.ReadSpecialString(br);
br.ReadBytes(15 - Name.Length);
X = br.ReadUInt16();
Y = br.ReadUInt16();
}
private void OnPlayerMove(GameServerPacket packet)
{
PlayerMoveIn fromServer = new PlayerMoveIn(packet);
}
public PlayerReassignIn(GameServerPacket packet)
{
BinaryReader br = new BinaryReader(new MemoryStream(packet.Data));
EntityType = br.ReadByte();
ID = br.ReadUInt32();
X = br.ReadUInt16();
Y = br.ReadUInt16();
UnknownFlag = br.ReadByte();
}
public InformationMessageIn(GameServerPacket packet)
{
BinaryReader br = new BinaryReader(new MemoryStream(packet.Data));
Event = (InformationEvents)br.ReadByte();
Action = br.ReadByte();
EntityID = br.ReadUInt32();
EntityType = br.ReadByte();
First = Util.ReadAndUnpadString(br, 16);
Second = Util.ReadAndUnpadString(br, 16);
}
/// <summary>
/// Game server has completed our request to join the game. We request to enter the
/// game along with starting the ping thread.
/// </summary>
/// <param name="packet">The packet.</param>
private void OnGameLogonSuccess(GameServerPacket packet)
{
SendPacket(new EnterGameOut());
// Ping thread used to keep our connection to the server alive
pingThread = new Thread(() =>
{
LogServer("Ping thread started");
while (client.Connected)
{
Thread.Sleep(7000);
SendPing();
}
LogServer("Ping thread ended");
});
pingThread.Name = "PING:" + characterName;
pingThread.IsBackground = true;
pingThread.Start();
AntiIdleCounter = 0;
AntiIdleTimer = new Timer(
n =>
{
SayOverhead(characterName + " Anti-Idle " + (AntiIdleCounter++));
},
null,
0,
300000
);
IsInGame = true;
FireOnEnterGameEvent();
}
private void OnLoadAct(GameServerPacket packet)
{
LoadActIn fromServer = new LoadActIn(packet);
CurrentAct = fromServer.Act + 1;
Log("Entering act " + CurrentAct);
}
/// <summary>
/// Handles inviting all players already in a game
/// </summary>
/// <param name="packet">The packet.</param>
private void OnPlayerInGame(GameServerPacket packet)
{
PlayerInGameIn fromServer = new PlayerInGameIn(packet);
if (fromServer.IsPlayerInParty)
{
return;
}
if (String.Compare(characterName, fromServer.PlayerName, System.StringComparison.OrdinalIgnoreCase) != 0)
{
// invite player...
Log(string.Format("Inviting player: {0}", fromServer.PlayerName));
SendPacket(new PartyRequestOut(PartyRequestOut.RequestType.Invite, fromServer.PlayerID));
}
}
public WorldItemEventIn(GameServerPacket packet)
{
item = new Item(packet.GetBytes());
}
public PlayerInGameIn(GameServerPacket packet)
{
BinaryReader br = new BinaryReader(new MemoryStream(packet.Data));
ushort messageLength = br.ReadUInt16();
PlayerID = br.ReadUInt32();
PlayerClass = br.ReadByte();
PlayerName = Util.ReadSpecialString(br);
br.ReadBytes(15 - PlayerName.Length);
PlayerLevel = br.ReadUInt16();
PlayerPartyID = br.ReadUInt16();
}
public WorldItemEventIn(GameServerPacket packet)
{
item = new Item(packet.GetBytes());
}
private void OnPlayerMove(GameServerPacket packet)
{
PlayerMoveIn fromServer = new PlayerMoveIn(packet);
}
public PlayerMoveIn(GameServerPacket packet)
{
BinaryReader br = new BinaryReader(new MemoryStream(packet.Data));
ID = br.ReadUInt32();
MovementType = br.ReadByte();
DestX = br.ReadUInt16();
DestY = br.ReadUInt16();
Unknown = br.ReadByte();
SourceX = br.ReadUInt16();
SourceY = br.ReadUInt16();
}
/// <summary>
/// Handles InformationMessageIn packets. Keeps track of total number of players
/// in game.
/// </summary>
/// <param name="packet">The packet.</param>
private void OnInformationMessage(GameServerPacket packet)
{
InformationMessageIn fromServer = new InformationMessageIn(packet);
Log(fromServer);
switch (fromServer.Event)
{
case InformationMessageIn.InformationEvents.PlayerTimeout:
case InformationMessageIn.InformationEvents.PlayerDropped:
case InformationMessageIn.InformationEvents.PlayerQuit:
{
bool isBot = settings.BotNames.Contains(fromServer.First.ToLower());
PlayerNames.Remove(fromServer.First);
Log(String.Format("{0}/{1} players remaining", PlayerNames.Count, MaxPlayers));
FireOnPlayerCountEvent(new PlayerCountArgs(PlayerNames.Count, MaxPlayers, fromServer.First, false, isBot));
break;
}
case InformationMessageIn.InformationEvents.PlayerJoined:
{
bool isBot = settings.BotNames.Contains(fromServer.First.ToLower());
PlayerNames.Add(fromServer.First);
Log(String.Format("{0}/{1} players total", PlayerNames.Count, MaxPlayers));
FireOnPlayerCountEvent(new PlayerCountArgs(PlayerNames.Count, MaxPlayers, fromServer.First, true, isBot));
}
break;
case InformationMessageIn.InformationEvents.PlayerRelation:
// Accept any party requests
if (fromServer.Action == 0x02 && fromServer.EntityType == 0x05)
{
SendPacket(new PartyRequestOut(PartyRequestOut.RequestType.Accept, fromServer.EntityID));
}
break;
default:
break;
}
}
public LoadActIn(GameServerPacket packet)
{
BinaryReader br = new BinaryReader(new MemoryStream(packet.Data));
Act = br.ReadByte();
Seed1 = br.ReadUInt32();
AreaId = br.ReadUInt16();
Seed2 = br.ReadUInt32();
}
/// <summary>
/// Handles chat messages from other players and objects in game
/// </summary>
/// <param name="packet">The packet.</param>
private void OnGameMessage(GameServerPacket packet)
{
GameMessageIn fromServer = new GameMessageIn(packet);
Log(fromServer);
if (fromServer.ChatType == GameMessageIn.ChatTypes.ChatMessage)
{
if (String.CompareOrdinal(fromServer.CharacterName, settings.MasterName) == 0)
{
switch (fromServer.Message.Trim().ToLower())
{
case "#exit":
Say("Bye");
FireOnShutdownEvent();
LeaveGame();
return;
}
}
}
}
public UpdateItemUIIn(GameServerPacket packet)
{
BinaryReader br = new BinaryReader(new MemoryStream(packet.Data));
Id = (IdTypes)br.ReadByte();
}
/// <summary>
/// Handles the GameLogonReceipt packet. Should contain some game information, but
/// we queried the game before joining. Just wait for the GameLogonSuccess packet.
/// </summary>
/// <param name="packet">The packet.</param>
private void OnGameLogonReceipt(GameServerPacket packet)
{
}
/// <summary>
/// Handles the GameLogonReceipt packet. Should contain some game information, but
/// we queried the game before joining. Just wait for the GameLogonSuccess packet.
/// </summary>
/// <param name="packet">The packet.</param>
private void OnGameLogonReceipt(GameServerPacket packet)
{
}
private void OnPlayerReassign(GameServerPacket packet)
{
PlayerReassignIn fromServer = new PlayerReassignIn(packet);
if (fromServer.ID != clientPlayerId)
{
Log("Reassign from other client");
return;
}
PositionX = fromServer.X;
PositionY = fromServer.Y;
Log(string.Format("Reassigned player to {0}, {1}", PositionX, PositionY));
if (AlreadyDispersed)
return;
AlreadyDispersed = true;
ushort moveToX = PositionX;
ushort moveToY = PositionY;
switch (CurrentAct)
{
case 1:
moveToY -= 20;
break;
case 2:
moveToY += 20;
break;
case 3:
moveToX += 20;
moveToY += 20;
break;
case 4:
moveToX -= 40;
moveToY += 20;
break;
case 5:
moveToX += 20;
break;
}
SendPacket(new RunToLocationOut(moveToX, moveToY));
}
/// <summary>
/// Handles the GameLogonRequestIn packet. This packet is sent to us when we first connect
/// to the game server. We reply with a logon request and a ping
/// </summary>
/// <param name="packet">The packet.</param>
private void OnRequestLogonInfo(GameServerPacket packet)
{
GameLogonRequestOut toServer = new GameLogonRequestOut(
gameServerArgs.GameHash,
gameServerArgs.GameToken,
settings.ClientVersion,
(byte)gameServerArgs.CharacterClass,
gameServerArgs.CharacterName
);
SendPacket(toServer);
SendPing();
}
public byte UnknownC; //(0x05 chat, 0x01 recv-wisp)
#endregion Fields
#region Constructors
public GameMessageIn(GameServerPacket packet)
{
BinaryReader br = new BinaryReader(new MemoryStream(packet.Data));
ChatType = (ChatTypes)br.ReadByte();
UnknownA = br.ReadByte();
EntityType = br.ReadByte();
EntityID = br.ReadUInt32();
UnknownB = br.ReadByte();
UnknownC = br.ReadByte();
CharacterName = Util.ReadSpecialString(br);
Message = Util.ReadSpecialString(br); ;
}
