/// <summary>
/// Requests a token from the LoginServer, that can be used to log into a CityServer.
/// </summary>
/// <param name="Client">A NetworkClient instance.</param>
public static void RequestCityToken(NetworkClient Client, UISim SelectedCharacter)
{
PacketStream Packet = new PacketStream((byte)PacketType.REQUEST_CITY_TOKEN, 0);
Packet.WriteString(Client.ClientEncryptor.Username);
Packet.WriteString(SelectedCharacter.ResidingCity.UUID);
Packet.WriteString(SelectedCharacter.GUID.ToString());
Client.SendEncrypted((byte)PacketType.REQUEST_CITY_TOKEN, Packet.ToArray());
}
/// <summary>
/// A cityserver logged in!
/// </summary>
public static void HandleCityServerLogin(NetworkClient Client, ProcessedPacket P)
{
Logger.LogInfo("CityServer logged in!\r\n");
string Name = P.ReadString();
string Description = P.ReadString();
string IP = P.ReadString();
int Port = P.ReadInt32();
CityInfoStatus Status = (CityInfoStatus)P.ReadByte();
ulong Thumbnail = P.ReadUInt64();
string UUID = P.ReadString();
ulong Map = P.ReadUInt64();
CityInfo Info = new CityInfo(true);
Info.Name = Name;
Info.Description = Description;
Info.IP = IP;
Info.Port = Port;
Info.Status = Status;
Info.Thumbnail = Thumbnail;
Info.UUID = UUID;
Info.Map = Map;
Info.Client = Client;
Info.Online = true;
NetworkFacade.CServerListener.CityServers.Add(Info);
NetworkFacade.CServerListener.PotentialLogins.TryTake(out Client);
NetworkClient[] Clients = new NetworkClient[NetworkFacade.ClientListener.Clients.Count];
NetworkFacade.ClientListener.Clients.CopyTo(Clients, 0);
PacketStream ClientPacket = new PacketStream((byte)PacketType.NEW_CITY_SERVER, 0);
ClientPacket.WriteString(Name);
ClientPacket.WriteString(Description);
ClientPacket.WriteString(IP);
ClientPacket.WriteInt32(Port);
ClientPacket.WriteByte((byte)Status);
ClientPacket.WriteUInt64(Thumbnail);
ClientPacket.WriteString(UUID);
ClientPacket.WriteUInt64(Map);
foreach(NetworkClient Receiver in Clients)
Receiver.SendEncrypted((byte)PacketType.NEW_CITY_SERVER, ClientPacket.ToArray());
}
/// <summary>
/// Sends a CharacterCreate packet to the LoginServer.
/// </summary>
/// <param name="Character">The character to create.</param>
/// <param name="TimeStamp">The timestamp of when this character was created.</param>
public static void SendCharacterCreate(UISim Character, string TimeStamp)
{
PacketStream Packet = new PacketStream((byte)PacketType.CHARACTER_CREATE, 0);
Packet.WriteString(NetworkFacade.Client.ClientEncryptor.Username);
Packet.WriteString(TimeStamp);
Packet.WriteString(Character.Name);
Packet.WriteString(Character.Sex);
Packet.WriteString(Character.Description);
Packet.WriteUInt64(Character.HeadOutfitID);
Packet.WriteUInt64(Character.BodyOutfitID);
Packet.WriteByte((byte)Character.Avatar.Appearance);
Packet.WriteString(Character.ResidingCity.Name);
Packet.WriteUInt64(Character.ResidingCity.Thumbnail);
Packet.WriteString(Character.ResidingCity.UUID);
Packet.WriteUInt64(Character.ResidingCity.Map);
Packet.WriteString(Character.ResidingCity.IP);
Packet.WriteInt32(Character.ResidingCity.Port);
byte[] PacketData = Packet.ToArray();
NetworkFacade.Client.SendEncrypted((byte)PacketType.CHARACTER_CREATE, PacketData);
}
public static void HandlePlayerOnlineResponse(NetworkClient Client, ProcessedPacket P)
{
byte Result = (byte)P.ReadByte();
string Token = P.ReadString();
//NOTE: Might have to find another way to identify a client, since two people
// can be on the same account from the same IP.
string RemoteIP = P.ReadString();
int RemotePort = P.ReadInt32();
PacketStream Packet;
NetworkClient FoundClient;
switch(Result)
{
case 0x01:
Packet = new PacketStream((byte)PacketType.REQUEST_CITY_TOKEN, 0);
Packet.WriteString(Token);
FoundClient = NetworkFacade.ClientListener.GetClient(RemoteIP, RemotePort);
if(FoundClient != null)
FoundClient.SendEncrypted((byte)PacketType.REQUEST_CITY_TOKEN, Packet.ToArray());
break;
case 0x02: //Write player was already online packet!
Packet = new PacketStream((byte)PacketType.PLAYER_ALREADY_ONLINE, 0);
Packet.WriteByte(0x00); //Dummy
FoundClient = NetworkFacade.ClientListener.GetClient(RemoteIP, RemotePort);
if (FoundClient != null)
FoundClient.SendEncrypted((byte)PacketType.PLAYER_ALREADY_ONLINE, Packet.ToArray());
break;
}
}
/// <summary>
/// Client wanted to transfer to a city server.
/// </summary>
public static void HandleCityTokenRequest(NetworkClient Client, ProcessedPacket P)
{
string AccountName = P.ReadString();
string CityGUID = P.ReadString();
string CharGUID = P.ReadString();
if (AccountName == string.Empty || CityGUID == string.Empty || CharGUID == string.Empty)
return;
Guid Token = Guid.NewGuid();
CityInfo CServer = NetworkFacade.CServerListener.GetCityServer(CityGUID);
using (var db = DataAccess.Get())
{
Account Acc = db.Accounts.GetByUsername(AccountName);
PacketStream CServerPacket = new PacketStream(0x01, 0);
CServerPacket.WriteHeader();
ushort PacketLength = (ushort)(PacketHeaders.UNENCRYPTED + 1 + 4 + (Client.RemoteIP.Length + 1)
+ 4 + (CharGUID.ToString().Length + 1) + (Token.ToString().Length + 1));
CServerPacket.WriteUInt16(PacketLength);
CServerPacket.WriteByte(0); //CharacterCreate = false.
CServerPacket.WriteInt32(Acc.AccountID);
CServerPacket.WriteString(Client.RemoteIP);
CServerPacket.WriteInt32(Client.RemotePort);
CServerPacket.WriteString(CharGUID.ToString());
CServerPacket.WriteString(Token.ToString(""));
CServer.Client.Send(CServerPacket.ToArray());
}
}
/// <summary>
/// Client requested information about a city.
/// </summary>
public static void HandleCityInfoRequest(NetworkClient Client, ProcessedPacket P)
{
//This packet only contains a dummy byte, don't bother reading it.
PacketStream Packet = new PacketStream((byte)PacketType.CITY_LIST, 0);
Packet.WriteByte((byte)NetworkFacade.CServerListener.CityServers.Count);
if (NetworkFacade.CServerListener.CityServers.Count > 0)
{
lock (NetworkFacade.CServerListener.CityServers)
{
foreach (CityInfo CInfo in NetworkFacade.CServerListener.CityServers)
{
Packet.WriteString(CInfo.Name);
Packet.WriteString(CInfo.Description);
Packet.WriteString(CInfo.IP);
Packet.WriteInt32(CInfo.Port);
//Hack (?) to ensure status is written correctly.
switch (CInfo.Status)
{
case CityInfoStatus.Ok:
Packet.WriteByte(1);
break;
case CityInfoStatus.Busy:
Packet.WriteByte(2);
break;
case CityInfoStatus.Full:
Packet.WriteByte(3);
break;
case CityInfoStatus.Reserved:
Packet.WriteByte(4);
break;
}
Packet.WriteUInt64(CInfo.Thumbnail);
Packet.WriteString(CInfo.UUID);
Packet.WriteUInt64(CInfo.Map);
}
}
}
Client.SendEncrypted((byte)PacketType.CITY_LIST, Packet.ToArray());
}
/// <summary>
/// Client wanted to retire a character.
/// </summary>
public static void HandleCharacterRetirement(NetworkClient Client, ProcessedPacket P)
{
PacketStream Packet;
string AccountName = P.ReadString();
string GUID = P.ReadString();
if (AccountName == string.Empty || GUID == string.Empty)
return;
using (var db = DataAccess.Get())
{
Account Acc = db.Accounts.GetByUsername(AccountName);
IQueryable<Character> Query = db.Characters.GetForAccount(Acc.AccountID);
//F**K, I hate LINQ.
Guid CharGUID = new Guid(GUID);
Character Char = Query.Where(x => x.GUID == CharGUID).SingleOrDefault();
if (Char != null)
db.Characters.RetireCharacter(Char);
else
return;
//This actually updates the record, not sure how.
Acc.NumCharacters--;
if (Char != null)
{
CityInfo CInfo = NetworkFacade.CServerListener.GetCityServer(Char.City);
//Just in case...
if (CInfo != null)
{
Packet = new PacketStream(0x02, 0);
Packet.WriteHeader();
ushort PacketLength = (ushort)(PacketHeaders.UNENCRYPTED + 4 + GUID.Length + 1);
Packet.WriteUInt16(PacketLength);
Packet.WriteInt32(Acc.AccountID);
Packet.WriteString(GUID);
CInfo.Client.Send(Packet.ToArray());
}
}
}
Packet = new PacketStream((byte)PacketType.RETIRE_CHARACTER_STATUS, 0);
Packet.WriteString(GUID);
Client.SendEncrypted((byte)PacketType.RETIRE_CHARACTER_STATUS, Packet.ToArray());
}
/// <summary>
/// Client created a character!
/// </summary>
public static void HandleCharacterCreate(NetworkClient Client, ProcessedPacket P)
{
Logger.LogInfo("Received CharacterCreate!");
string AccountName = SanitizeAccount(P.ReadString());
//Need to be variable length, because the success packet contains a token.
PacketStream CCStatusPacket = new PacketStream((byte)PacketType.CHARACTER_CREATION_STATUS, 0);
using (var db = DataAccess.Get())
{
Account Acc = db.Accounts.GetByUsername(AccountName);
if (Acc.NumCharacters >= 3)
{
CCStatusPacket.WriteByte((int)LoginDataModel.Entities.CharacterCreationStatus.ExceededCharacterLimit);
Client.SendEncrypted(CCStatusPacket.PacketID, CCStatusPacket.ToArray());
return;
}
//TODO: Send GUID to client...
var Char = new Character();
string LastCached = P.ReadString();
if (LastCached == string.Empty)
{
//TODO: Proper error...
CCStatusPacket.WriteByte((int)LoginDataModel.Entities.CharacterCreationStatus.NameAlreadyExisted);
Client.SendEncrypted(CCStatusPacket.PacketID, CCStatusPacket.ToArray());
return;
}
Char.LastCached = ProtoHelpers.ParseDateTime(LastCached);
Char.Name = P.ReadString();
Char.Sex = P.ReadString();
Char.Description = P.ReadString();
Char.GUID = Guid.NewGuid();
Char.HeadOutfitID = (long)P.ReadUInt64();
Char.BodyOutfitID = (long)P.ReadUInt64();
Char.AccountID = Acc.AccountID;
Char.AppearanceType = P.ReadByte();
Char.CityName = P.ReadString();
Char.CityThumb = (long)P.ReadUInt64();
Char.City = P.ReadString();
Char.CityMap = (long)P.ReadUInt64();
Char.CityIp = P.ReadString();
Char.CityPort = P.ReadInt32();
Char.Money = NetworkFacade.INITIAL_MONEY;
//These are going into DB, so be nazi. Sieg heil!
if (Char.Name == string.Empty || Char.Sex == string.Empty ||
Char.Description == string.Empty)
{
CCStatusPacket.WriteByte((int)LoginDataModel.Entities.CharacterCreationStatus.NameAlreadyExisted);
Client.SendEncrypted(CCStatusPacket.PacketID, CCStatusPacket.ToArray());
return;
}
var status = db.Characters.CreateCharacter(Char);
switch (status)
{
case LoginDataModel.Entities.CharacterCreationStatus.NameAlreadyExisted:
CCStatusPacket.WriteByte((int)LoginDataModel.Entities.CharacterCreationStatus.NameAlreadyExisted);
Client.SendEncrypted(CCStatusPacket.PacketID, CCStatusPacket.ToArray());
break;
case LoginDataModel.Entities.CharacterCreationStatus.NameTooLong:
CCStatusPacket.WriteByte((int)LoginDataModel.Entities.CharacterCreationStatus.NameTooLong);
Client.SendEncrypted(CCStatusPacket.PacketID, CCStatusPacket.ToArray());
break;
case LoginDataModel.Entities.CharacterCreationStatus.Success:
Guid Token = Guid.NewGuid();
//This actually updates the record, not sure how.
Acc.NumCharacters++;
//THIS NEEDS TO HAPPEN FIRST FOR CITY SERVER AUTHENTICATION TO WORK!
CityInfo CServer = NetworkFacade.CServerListener.GetCityServer(Char.City);
//Just in case...
if (CServer != null)
{
PacketStream CServerPacket = new PacketStream(0x01, 0);
CServerPacket.WriteHeader();
ushort PacketLength = (ushort)(PacketHeaders.UNENCRYPTED + 1 + 4 + (Client.RemoteIP.Length + 1)
+ 4 + (Char.GUID.ToString().Length + 1) + (Token.ToString().Length + 1));
CServerPacket.WriteUInt16(PacketLength);
CServerPacket.WriteByte(1); //CharacterCreate = true
CServerPacket.WriteInt32(Acc.AccountID);
CServerPacket.WriteString(Client.RemoteIP);
CServerPacket.WriteInt32(Client.RemotePort);
CServerPacket.WriteString(Char.GUID.ToString());
CServerPacket.WriteString(Token.ToString(""));
CServer.Client.Send(CServerPacket.ToArray());
}
CCStatusPacket.WriteByte((int)LoginDataModel.Entities.CharacterCreationStatus.Success);
CCStatusPacket.WriteString(Char.GUID.ToString());
CCStatusPacket.WriteString(Token.ToString());
Client.SendEncrypted(CCStatusPacket.PacketID, CCStatusPacket.ToArray());
break;
}
}
}
public override void RemoveClient(NetworkClient Client)
{
CityInfo Info = CityServers.FirstOrDefault(x => x.Client == Client);
if (CityServers.TryTake(out Info))
{
lock (NetworkFacade.ClientListener.Clients)
{
PacketStream ClientPacket = new PacketStream((byte)PacketType.CITY_SERVER_OFFLINE, 0);
ClientPacket.WriteString(Info.Name);
ClientPacket.WriteString(Info.Description);
ClientPacket.WriteString(Info.IP);
ClientPacket.WriteInt32(Info.Port);
ClientPacket.WriteByte((byte)Info.Status);
ClientPacket.WriteUInt64(Info.Thumbnail);
ClientPacket.WriteString(Info.UUID);
ClientPacket.WriteUInt64(Info.Map);
foreach (NetworkClient Receiver in NetworkFacade.ClientListener.Clients)
Receiver.SendEncrypted((byte)PacketType.CITY_SERVER_OFFLINE, ClientPacket.ToArray());
}
Debug.WriteLine("Removed CityServer!");
}
}
public static void SendLetter(NetworkClient Client, string Msg, string Subject, string GUID)
{
PacketStream Packet = new PacketStream((byte)PacketType.PLAYER_SENT_LETTER, 0);
Packet.WriteString(GUID);
Packet.WriteString(Subject);
Packet.WriteString(Msg);
Client.SendEncrypted((byte)PacketType.PLAYER_SENT_LETTER, Packet.ToArray());
}
/// <summary>
/// Sends a CharacterRetirement packet to the LoginServer, retiring a specific character.
/// </summary>
/// <param name="Character">The character to retire.</param>
public static void SendCharacterRetirement(UISim Character)
{
PacketStream Packet = new PacketStream((byte)PacketType.RETIRE_CHARACTER, 0);
Packet.WriteString(PlayerAccount.Username);
Packet.WriteString(Character.GUID.ToString());
NetworkFacade.Client.SendEncrypted((byte)PacketType.RETIRE_CHARACTER, Packet.ToArray());
}
public static void SendCharacterInfoRequest(string TimeStamp)
{
PacketStream Packet = new PacketStream((byte)PacketType.CHARACTER_LIST, 0);
//If this timestamp is newer than the server's timestamp, it means
//the client doesn't have a charactercache. If it's older, it means
//the cache needs to be updated. If it matches, the server sends an
//empty responsepacket.
//Packet.WriteString(TimeStamp);
Packet.WriteString(TimeStamp);
byte[] PacketData = Packet.ToArray();
NetworkFacade.Client.SendEncrypted((byte)PacketType.CHARACTER_LIST, PacketData);
}