public static void HandleCityInfoRequest(ref LoginClient Client, PacketStream P)
{
ushort PacketLength = (ushort)P.ReadUShort();
//Length of the unencrypted data, excluding the header (ID, length, unencrypted length).
ushort UnencryptedLength = (ushort)P.ReadUShort();
P.DecryptPacket(Client.EncKey, Client.CryptoService, UnencryptedLength);
//This packet only contains a dummy byte, don't bother reading it.
PacketStream Packet = new PacketStream(0x06, 0);
MemoryStream PacketData = new MemoryStream();
BinaryWriter PacketWriter = new BinaryWriter(PacketData);
PacketWriter.Write((byte)NetworkFacade.CServerListener.CityServers.Count);
foreach (CityServerClient City in NetworkFacade.CServerListener.CityServers)
{
PacketWriter.Write((string)City.ServerInfo.Name);
PacketWriter.Write((string)City.ServerInfo.Description);
PacketWriter.Write((string)City.ServerInfo.IP);
PacketWriter.Write((int)City.ServerInfo.Port);
//Hack (?) to ensure status is written correctly.
switch (City.ServerInfo.Status)
{
case CityInfoStatus.Ok:
PacketWriter.Write((byte)1);
break;
case CityInfoStatus.Busy:
PacketWriter.Write((byte)2);
break;
case CityInfoStatus.Full:
PacketWriter.Write((byte)3);
break;
case CityInfoStatus.Reserved:
PacketWriter.Write((byte)4);
break;
}
PacketWriter.Write((ulong)City.ServerInfo.Thumbnail);
PacketWriter.Write((string)City.ServerInfo.UUID);
PacketWriter.Write((ulong)City.ServerInfo.Map);
PacketWriter.Flush();
}
Packet.Write(PacketData.ToArray(), 0, PacketData.ToArray().Length);
PacketWriter.Close();
Client.SendEncrypted(0x06, Packet.ToArray());
}
public static void HandleCharacterInfoRequest(ref LoginClient Client, PacketStream P)
{
ushort PacketLength = (ushort)P.ReadUShort();
//Length of the unencrypted data, excluding the header (ID, length, unencrypted length).
ushort UnencryptedLength = (ushort)P.ReadUShort();
P.DecryptPacket(Client.EncKey, Client.CryptoService, UnencryptedLength);
Logger.LogDebug("Received CharacterInfoRequest!");
DateTime Timestamp = DateTime.Parse(P.ReadASCII());
//Database.CheckCharacterTimestamp(Client.Username, Client, TimeStamp);
Character[] Characters = new Character[] {};
using (var db = DataAccess.Get())
{
Characters = db.Characters.GetForAccount(Client.AccountID).ToArray();
}
if (Characters != null)
{
PacketStream Packet = new PacketStream(0x05, 0);
MemoryStream PacketData = new MemoryStream();
BinaryWriter PacketWriter = new BinaryWriter(PacketData);
/**
* Whats the point of checking a timestamp here? It saves a few bytes on a packet
* sent once per user session. Premature optimization.
*/
PacketWriter.Write((byte)Characters.Length);
foreach (Character avatar in Characters)
{
PacketWriter.Write(avatar.CharacterID);
PacketWriter.Write(avatar.GUID.ToString());
PacketWriter.Write(avatar.LastCached);
PacketWriter.Write(avatar.Name);
PacketWriter.Write(avatar.Sex);
}
Packet.Write(PacketData.ToArray(), 0, (int)PacketData.Length);
PacketWriter.Close();
Client.SendEncrypted(0x05, Packet.ToArray());
}
else //No characters existed for the account.
{
PacketStream Packet = new PacketStream(0x05, 0);
Packet.WriteByte(0x00); //0 characters.
Client.SendEncrypted(0x05, Packet.ToArray());
}
}
public static void HandleCharacterCreate(ref LoginClient Client, PacketStream P)
{
ushort PacketLength = (ushort)P.ReadUShort();
//Length of the unencrypted data, excluding the header (ID, length, unencrypted length).
ushort UnencryptedLength = (ushort)P.ReadUShort();
P.DecryptPacket(Client.EncKey, Client.CryptoService, UnencryptedLength);
Logger.LogDebug("Received CharacterCreate!");
string AccountName = P.ReadString();
//GUID generation should always be done on the server side
//You cant trust the client side, it may have been hacked
Sim Char = new Sim(Guid.NewGuid());
Char.Timestamp = P.ReadString();
Char.Name = P.ReadString();
Char.Sex = P.ReadString();
Char.CreatedThisSession = true;
Client.CurrentlyActiveSim = Char;
using (var db = DataAccess.Get())
{
var characterModel = new Character();
characterModel.Name = Char.Name;
characterModel.Sex = Char.Sex;
characterModel.LastCached = Char.Timestamp;
characterModel.GUID = Char.GUID;
var status = db.Characters.CreateCharacter(characterModel);
switch (status)
{
case CharacterCreationStatus.NameAlreadyExisted:
//TODO: Send packet.
break;
case CharacterCreationStatus.ExceededCharacterLimit:
//TODO: Send packet.
break;
}
}
}
/**
* Actual packet handlers
*/
public static void HandleLoginRequest(ref LoginClient Client, PacketStream P)
{
Logger.LogInfo("Received LoginRequest!\r\n");
ushort PacketLength = (ushort)P.ReadUShort();
byte AccountStrLength = (byte)P.ReadByte();
byte[] AccountNameBuf = new byte[AccountStrLength];
P.Read(AccountNameBuf, 0, AccountStrLength);
string AccountName = Encoding.ASCII.GetString(AccountNameBuf);
Logger.LogInfo("Accountname: " + AccountName + "\r\n");
byte HashLength = (byte)P.ReadByte();
byte[] HashBuf = new byte[HashLength];
P.Read(HashBuf, 0, HashLength);
Client.Hash = HashBuf;
byte KeyLength = (byte)P.ReadByte();
Client.EncKey = new byte[KeyLength];
P.Read(Client.EncKey, 0, KeyLength);
byte Version1 = (byte)P.ReadByte();
byte Version2 = (byte)P.ReadByte();
byte Version3 = (byte)P.ReadByte();
byte Version4 = (byte)P.ReadByte();
Logger.LogInfo("Done reading LoginRequest, checking account...\r\n");
using (var db = DataAccess.Get())
{
var account = db.Accounts.GetByUsername(AccountName);
if (account == null)
{
PacketStream OutPacket = new PacketStream(0x02, 2);
OutPacket.WriteHeader();
OutPacket.WriteByte(0x01);
Client.Send(OutPacket);
Logger.LogInfo("Bad accountname - sent SLoginFailResponse!\r\n");
Client.Disconnect();
return;
}
if (account.IsCorrectPassword(AccountName, HashBuf))
{
//0x01 = InitLoginNotify
PacketStream OutPacket = new PacketStream(0x01, 1);
OutPacket.WriteHeader();
Client.Username = AccountName;
//This is neccessary to encrypt packets.
//TODO: Put something else here
//Client.Password = Account.GetPassword(AccountName);
Client.Send(OutPacket.ToArray());
Logger.LogInfo("Sent InitLoginNotify!\r\n");
}
}
}
public static void HandleCityInfoRequest(ref LoginClient Client, PacketStream P)
{
ushort PacketLength = (ushort)P.ReadUShort();
//Length of the unencrypted data, excluding the header (ID, length, unencrypted length).
ushort UnencryptedLength = (ushort)P.ReadUShort();
P.DecryptPacket(Client.EncKey, Client.CryptoService, UnencryptedLength);
//This packet only contains a dummy byte, don't bother reading it.
PacketStream Packet = new PacketStream(0x06, 0);
MemoryStream PacketData = new MemoryStream();
BinaryWriter PacketWriter = new BinaryWriter(PacketData);
PacketWriter.Write((byte)NetworkFacade.CServerListener.CityServers.Count);
foreach (CityServerClient City in NetworkFacade.CServerListener.CityServers)
{
PacketWriter.Write((string)City.ServerInfo.Name);
PacketWriter.Write((string)City.ServerInfo.Description);
PacketWriter.Write((string)City.ServerInfo.IP);
PacketWriter.Write((int)City.ServerInfo.Port);
//Hack (?) to ensure status is written correctly.
switch (City.ServerInfo.Status)
{
case CityInfoStatus.Ok:
PacketWriter.Write((byte)1);
break;
case CityInfoStatus.Busy:
PacketWriter.Write((byte)2);
break;
case CityInfoStatus.Full:
PacketWriter.Write((byte)3);
break;
case CityInfoStatus.Reserved:
PacketWriter.Write((byte)4);
break;
}
PacketWriter.Write((ulong)City.ServerInfo.Thumbnail);
PacketWriter.Write((string)City.ServerInfo.UUID);
PacketWriter.Write((ulong)City.ServerInfo.Map);
PacketWriter.Flush();
}
Packet.Write(PacketData.ToArray(), 0, PacketData.ToArray().Length);
PacketWriter.Close();
Client.SendEncrypted(0x06, Packet.ToArray());
}
public static void HandleCharacterInfoRequest(ref LoginClient Client, PacketStream P)
{
ushort PacketLength = (ushort)P.ReadUShort();
//Length of the unencrypted data, excluding the header (ID, length, unencrypted length).
ushort UnencryptedLength = (ushort)P.ReadUShort();
P.DecryptPacket(Client.EncKey, Client.CryptoService, UnencryptedLength);
Logger.LogDebug("Received CharacterInfoRequest!");
DateTime Timestamp = DateTime.Parse(P.ReadASCII());
//Database.CheckCharacterTimestamp(Client.Username, Client, TimeStamp);
Character[] Characters = new Character[]{};
using (var db = DataAccess.Get())
{
Characters = db.Characters.GetForAccount(Client.AccountID).ToArray();
}
if (Characters != null)
{
PacketStream Packet = new PacketStream(0x05, 0);
MemoryStream PacketData = new MemoryStream();
BinaryWriter PacketWriter = new BinaryWriter(PacketData);
/**
* Whats the point of checking a timestamp here? It saves a few bytes on a packet
* sent once per user session. Premature optimization.
*/
PacketWriter.Write((byte)Characters.Length);
foreach(Character avatar in Characters){
PacketWriter.Write(avatar.CharacterID);
PacketWriter.Write(avatar.GUID.ToString());
PacketWriter.Write(avatar.LastCached);
PacketWriter.Write(avatar.Name);
PacketWriter.Write(avatar.Sex);
}
Packet.Write(PacketData.ToArray(), 0, (int)PacketData.Length);
PacketWriter.Close();
Client.SendEncrypted(0x05, Packet.ToArray());
}
else //No characters existed for the account.
{
PacketStream Packet = new PacketStream(0x05, 0);
Packet.WriteByte(0x00); //0 characters.
Client.SendEncrypted(0x05, Packet.ToArray());
}
}
public static void HandleCharacterCreate(ref LoginClient Client, PacketStream P)
{
ushort PacketLength = (ushort)P.ReadUShort();
//Length of the unencrypted data, excluding the header (ID, length, unencrypted length).
ushort UnencryptedLength = (ushort)P.ReadUShort();
P.DecryptPacket(Client.EncKey, Client.CryptoService, UnencryptedLength);
Logger.LogDebug("Received CharacterCreate!");
string AccountName = P.ReadString();
//GUID generation should always be done on the server side
//You cant trust the client side, it may have been hacked
Sim Char = new Sim(Guid.NewGuid());
Char.Timestamp = P.ReadString();
Char.Name = P.ReadString();
Char.Sex = P.ReadString();
Char.CreatedThisSession = true;
Client.CurrentlyActiveSim = Char;
using (var db = DataAccess.Get())
{
var characterModel = new Character();
characterModel.Name = Char.Name;
characterModel.Sex = Char.Sex;
characterModel.LastCached = Char.Timestamp;
characterModel.GUID = Char.GUID;
var status = db.Characters.CreateCharacter(characterModel);
switch (status)
{
case CharacterCreationStatus.NameAlreadyExisted:
//TODO: Send packet.
break;
case CharacterCreationStatus.ExceededCharacterLimit:
//TODO: Send packet.
break;
}
}
}
/**
* Actual packet handlers
*/
public static void HandleLoginRequest(ref LoginClient Client, PacketStream P)
{
Logger.LogInfo("Received LoginRequest!\r\n");
ushort PacketLength = (ushort)P.ReadUShort();
byte AccountStrLength = (byte)P.ReadByte();
byte[] AccountNameBuf = new byte[AccountStrLength];
P.Read(AccountNameBuf, 0, AccountStrLength);
string AccountName = Encoding.ASCII.GetString(AccountNameBuf);
Logger.LogInfo("Accountname: " + AccountName + "\r\n");
byte HashLength = (byte)P.ReadByte();
byte[] HashBuf = new byte[HashLength];
P.Read(HashBuf, 0, HashLength);
Client.Hash = HashBuf;
byte KeyLength = (byte)P.ReadByte();
Client.EncKey = new byte[KeyLength];
P.Read(Client.EncKey, 0, KeyLength);
byte Version1 = (byte)P.ReadByte();
byte Version2 = (byte)P.ReadByte();
byte Version3 = (byte)P.ReadByte();
byte Version4 = (byte)P.ReadByte();
Logger.LogInfo("Done reading LoginRequest, checking account...\r\n");
using (var db = DataAccess.Get())
{
var account = db.Accounts.GetByUsername(AccountName);
if (account == null)
{
PacketStream OutPacket = new PacketStream(0x02, 2);
OutPacket.WriteHeader();
OutPacket.WriteByte(0x01);
Client.Send(OutPacket);
Logger.LogInfo("Bad accountname - sent SLoginFailResponse!\r\n");
Client.Disconnect();
return;
}
if (account.IsCorrectPassword(AccountName, HashBuf))
{
//0x01 = InitLoginNotify
PacketStream OutPacket = new PacketStream(0x01, 1);
OutPacket.WriteHeader();
Client.Username = AccountName;
//This is neccessary to encrypt packets.
//TODO: Put something else here
//Client.Password = Account.GetPassword(AccountName);
Client.Send(OutPacket.ToArray());
Logger.LogInfo("Sent InitLoginNotify!\r\n");
}
}
}
