private void MsgHandler_CreateA(Client client, ClientPacket msg)
{
string name = msg.ReadString(msg.ReadByte()).ToLower();
string password = msg.ReadString(msg.ReadByte());
string email = msg.ReadString(msg.ReadByte());
var com = Program.MySqlConnection.CreateCommand();
com.CommandText = "SELECT COUNT(*) FROM characters WHERE (name = @name) AND (server = @server)";
com.Parameters.AddWithValue("@name", name);
com.Parameters.AddWithValue("@server", GameServer.Name);
var result = com.ExecuteScalar();
if ((long)result > 0)
{
client.SendLoginMessage(3, "That name is unavailable.");
return;
}
foreach (var str in RESERVED_STRINGS)
{
if (name.Contains(str))
{
client.SendLoginMessage(3, "That name is unavailable.");
return;
}
}
if (!GameServer.AllowCreate)
{
client.SendLoginMessage(3, "Character creation is currently disabled.");
return;
}
for (int i = 0; i < name.Length; i++)
{
if (!ALLOWED_CHARACTERS.Contains(name[i]))
{
client.SendLoginMessage(3, "Character names may only contain letters.");
return;
}
}
if ((name.Length < 4) || (name.Length > 12))
{
client.SendLoginMessage(3, "Character names must be 4 to 12 letters long.");
return;
}
if ((password.Length < 4) || (password.Length > 8))
{
client.SendLoginMessage(5, "Passwords must be 4 to 8 characters long.");
return;
}
client.NewPlayerName = name;
client.NewPlayerPassword = password;
client.SendLoginMessage(0, "\0");
}
private void MsgHandler_ChangePassword(Client client, ClientPacket msg)
{
var name = msg.ReadString(msg.ReadByte());
var oldPassword = msg.ReadString(msg.ReadByte());
var newPassword = msg.ReadString(msg.ReadByte());
var character_id = 0;
var password = String.Empty;
var exists = false;
var com = Program.MySqlConnection.CreateCommand();
com.CommandText = "SELECT characters.character_id, characters.password "
+ "FROM characters "
+ "WHERE (characters.name = @name) AND (characters.server = @server)";
com.Parameters.AddWithValue("@name", name);
com.Parameters.AddWithValue("@server", GameServer.Name);
var reader = com.ExecuteReader();
if (reader.Read())
{
character_id = reader.GetInt32(0);
password = reader.GetString(1);
exists = true;
}
reader.Close();
if (!exists)
{
client.SendLoginMessage(14, "That character does not exist.");
return;
}
if (oldPassword != password)
{
client.SendLoginMessage(14, "Incorrect password.");
return;
}
com = Program.MySqlConnection.CreateCommand();
com.CommandText = "UPDATE characters SET characters.password=@password WHERE characters.character_id=@character_id";
com.Parameters.AddWithValue("@password", newPassword);
com.Parameters.AddWithValue("@character_id", character_id);
if (com.ExecuteNonQuery() < 0)
{
client.SendLoginMessage(14, "Unknown error.");
return;
}
client.SendLoginMessage(0, "\0");
}
private void MsgHandler_RequestMetafile(Client client, ClientPacket msg)
{
if (!msg.ReadBoolean())
{
string fileName = msg.ReadString(msg.ReadByte());
if (GameServer.MetafileDatabase.ContainsKey(fileName))
{
var p = new ServerPacket(0x6F);
p.WriteByte(0);
p.WriteString8(fileName);
p.WriteUInt32(GameServer.MetafileDatabase[fileName].Checksum);
p.WriteUInt16((ushort)GameServer.MetafileDatabase[fileName].RawData.Length);
p.Write(GameServer.MetafileDatabase[fileName].RawData);
client.Enqueue(p);
}
}
else
{
var p = new ServerPacket(0x6F);
p.WriteByte(1);
p.WriteUInt16((ushort)GameServer.MetafileDatabase.Count);
foreach (var kvp in GameServer.MetafileDatabase)
{
p.WriteString8(kvp.Value.Name);
p.WriteUInt32(kvp.Value.Checksum);
}
client.Enqueue(p);
}
}
private void MsgHandler_ClientJoin(Client client, ClientPacket msg)
{
byte seed = msg.ReadByte();
byte[] key = msg.Read(msg.ReadByte());
string name = msg.ReadString(msg.ReadByte());
uint id = msg.ReadUInt32();
Encryption.Parameters encryptionParameters = new Encryption.Parameters(key, seed);
if (ExpectedRedirects.ContainsKey(id) && (ExpectedRedirects[id] != null))
{
Redirection r = ExpectedRedirects[id];
if ((r.Name == name) && r.EncryptionParameters.Matches(encryptionParameters))
{
if (r.SourceServer == Program.LobbyServer || r.SourceServer is LoginServer)
{
var p = new ServerPacket(0x60);
p.WriteByte(0x00);
p.WriteUInt32(Notification.Checksum);
client.Enqueue(p);
var packet = new ServerPacket(0x6F);
packet.WriteByte(1);
packet.WriteUInt16((ushort)GameServer.MetafileDatabase.Count);
foreach (var kvp in GameServer.MetafileDatabase)
{
packet.WriteString8(kvp.Value.Name);
packet.WriteUInt32(kvp.Value.Checksum);
}
client.Enqueue(packet);
}
}
}
}
private void MsgHandler_Login(Client client, ClientPacket msg)
{
var name = msg.ReadString(msg.ReadByte());
var password1 = msg.ReadString(msg.ReadByte());
var accountid = 0;
var password2 = String.Empty;
var gamemaster = AdminRights.None;
var active = false;
var exists = false;
var com = Program.MySqlConnection.CreateCommand();
com.CommandText = "SELECT characters.acct_id, characters.password, characters.gm, accounts.active "
+ "FROM characters "
+ "LEFT JOIN accounts "
+ "ON characters.acct_id = accounts.acct_id "
+ "WHERE (characters.name = @name) AND (characters.server = @server)";
com.Parameters.AddWithValue("@name", name);
com.Parameters.AddWithValue("@server", GameServer.Name);
var reader = com.ExecuteReader();
if (reader.Read())
{
accountid = reader.GetInt32(0);
password2 = reader.GetString(1);
gamemaster = (AdminRights)Enum.Parse(typeof(AdminRights), reader.GetString(2));
active = (!reader.IsDBNull(3) && reader.GetBoolean(3));
exists = true;
}
reader.Close();
if (!GameServer.AllowLogin)
{
client.SendLoginMessage(14, "The game server is currently closed.");
return;
}
if (!exists)
{
client.SendLoginMessage(14, "That character does not exist.");
return;
}
if (password1 != password2)
{
client.SendLoginMessage(14, "Incorrect password.");
return;
}
if (accountid == 0)
{
client.SendLoginMessage(14, "Please register your character at game.wewladh.com");
return;
}
if (!active)
{
client.SendLoginMessage(14, "Your account has been locked.");
return;
}
foreach (Client c in GameServer.Clients)
{
if ((c.Player != null) && c.Player.Name.Equals(name, StringComparison.CurrentCultureIgnoreCase))
{
c.Connected = false;
client.SendLoginMessage(14, "Your character is already playing.");
return;
}
if ((c.Player != null) && (accountid != 0) && (c.Player.AccountID == accountid))
{
c.Connected = false;
client.SendLoginMessage(14, "Your account is already playing.");
return;
}
}
if (Program.RunningSlowly)
{
client.SendLoginMessage(14, "The game server is busy right now. Please try again.");
return;
}
client.SendLoginMessage(0, "\0");
var p = new ServerPacket(0x22);
p.WriteByte(0x00);
client.Enqueue(p);
foreach (var message in File.ReadAllLines(GameServer.DataPath + "\\login.txt"))
{
client.SendMessage(message);
}
var r = new Redirection();
r.DestinationServer = GameServer;
r.EncryptionParameters = client.EncryptionParams;
r.Name = name;
r.SourceServer = this;
client.Redirect(r);
}
