public static void OnPing(ClusterClient client, INetPacketStream packet)
{
var pak = new PingPacket(packet);
if (!pak.IsTimeOut)
{
CommonPacketFactory.SendPong(client, pak.Time);
}
}
public static void OnDeletePlayer(ClusterClient client, INetPacketStream packet)
{
var pak = new DeletePlayerPacket(packet);
DbUser dbUser = null;
DbCharacter dbCharacter = null;
using (var database = DependencyContainer.Instance.Resolve <IDatabase>())
{
dbUser = database.Users.Get(x =>
x.Username.Equals(pak.Username, StringComparison.OrdinalIgnoreCase) &&
x.Password.Equals(pak.Password, StringComparison.OrdinalIgnoreCase));
// Check if user exist and with good password in database.
if (dbUser == null)
{
Logger.LogWarning($"[SECURITY] Unable to delete character id '{pak.CharacterId}' for user '{pak.Username}' from {client.RemoteEndPoint}. " +
"Reason: bad presented credentials compared to the database.");
client.Disconnect();
return;
}
// Check if given password match confirmation password.
if (!string.Equals(pak.Password, pak.PasswordConfirmation, StringComparison.OrdinalIgnoreCase))
{
Logger.LogWarning($"Unable to delete character id '{pak.CharacterId}' for user '{pak.Username}' from {client.RemoteEndPoint}. " +
"Reason: passwords entered do not match.");
ClusterPacketFactory.SendError(client, ErrorType.WRONG_PASSWORD);
return;
}
dbCharacter = database.Characters.Get(pak.CharacterId);
// Check if character exist.
if (dbCharacter == null)
{
Logger.LogWarning($"[SECURITY] Unable to delete character id '{pak.CharacterId}' for user '{pak.Username}' from {client.RemoteEndPoint}. " +
"Reason: user doesn't have any character with this id.");
client.Disconnect();
return;
}
if (dbCharacter.IsDeleted)
{
Logger.LogWarning($"[SECURITY] Unable to delete character id '{pak.CharacterId}' for user '{pak.Username}' from {client.RemoteEndPoint}. " +
"Reason: character is already deleted.");
return;
}
database.Characters.Delete(dbCharacter);
database.Complete();
}
Logger.LogInformation("Character '{0}' has been deleted successfully for user '{1}' from {2}.",
dbCharacter.Name, pak.Username, client.RemoteEndPoint);
ClusterPacketFactory.SendPlayerList(client, pak.AuthenticationKey, dbUser.Characters);
}
public static void OnPreJoin(ClusterClient client, INetPacketStream packet)
{
var pak = new PreJoinPacket(packet);
var clusterConfiguration = DependencyContainer.Instance.Resolve <ClusterConfiguration>();
DbCharacter dbCharacter = null;
using (var database = DependencyContainer.Instance.Resolve <IDatabase>())
dbCharacter = database.Characters.Get(pak.CharacterId);
// Check if character exist.
if (dbCharacter == null)
{
Logger.LogWarning($"[SECURITY] Unable to prejoin character id '{pak.CharacterName}' for user '{pak.Username}' from {client.RemoteEndPoint}. " +
$"Reason: no character with id {pak.CharacterId}.");
client.Disconnect();
return;
}
// Check if the character is deleted.
if (dbCharacter.IsDeleted)
{
Logger.LogWarning($"[SECURITY] Unable to prejoin with character '{dbCharacter.Name}' for user '{pak.Username}' from {client.RemoteEndPoint}. " +
"Reason: character is deleted.");
return;
}
// Check if given username is the real owner of this character.
if (!pak.Username.Equals(dbCharacter.User.Username, StringComparison.OrdinalIgnoreCase))
{
Logger.LogWarning($"[SECURITY] Unable to prejoin character '{dbCharacter.Name}' for user '{pak.Username}' from {client.RemoteEndPoint}. " +
"Reason: character is not owned by this user.");
client.Disconnect();
return;
}
// Check if presented bank code is correct.
if (clusterConfiguration.EnableLoginProtect &&
LoginProtect.GetNumPadToPassword(client.LoginProtectValue, pak.BankCode) != dbCharacter.BankCode)
{
Logger.LogWarning($"Unable to prejoin character '{dbCharacter.Name}' for user '{pak.Username}' from {client.RemoteEndPoint}. " +
"Reason: bad bank code.");
client.LoginProtectValue = new Random().Next(0, 1000);
ClusterPacketFactory.SendLoginProtect(client, client.LoginProtectValue);
return;
}
// Finally, we connect the player.
ClusterPacketFactory.SendJoinWorld(client);
Logger.LogInformation("Character '{0}' has prejoin successfully the game for user '{1}' from {2}.",
dbCharacter.Name, pak.Username, client.RemoteEndPoint);
}
public static void OnGetPlayerList(ClusterClient client, INetPacketStream packet)
{
var pak = new GetPlayerListPacket(packet);
var clusterServer = DependencyContainer.Instance.Resolve <IClusterServer>();
var clusterConfiguration = DependencyContainer.Instance.Resolve <ClusterConfiguration>();
WorldServerInfo selectedWorldServer = clusterServer.GetWorldServerById(pak.ServerId);
// Check if asked World server is still connected.
if (selectedWorldServer == null)
{
Logger.LogWarning($"Unable to get characters list for user '{pak.Username}' from {client.RemoteEndPoint}. " +
"Reason: client requested the list on a not connected World server.");
client.Disconnect();
return;
}
DbUser dbUser = null;
using (var database = DependencyContainer.Instance.Resolve <IDatabase>())
{
dbUser = database.Users.Get(x => x.Username.Equals(pak.Username, StringComparison.OrdinalIgnoreCase));
}
// Check if user exist.
if (dbUser == null)
{
Logger.LogWarning($"[SECURITY] Unable to create new character for user '{pak.Username}' from {client.RemoteEndPoint}. " +
"Reason: bad presented credentials compared to the database.");
client.Disconnect();
return;
}
Logger.LogDebug($"Send character list to user '{pak.Username}' from {client.RemoteEndPoint}.");
IEnumerable <DbCharacter> userCharacters = dbUser.Characters.Where(x => !x.IsDeleted);
ClusterPacketFactory.SendPlayerList(client, pak.AuthenticationKey, userCharacters);
ClusterPacketFactory.SendWorldAddress(client, selectedWorldServer.Host);
if (clusterConfiguration.EnableLoginProtect)
{
ClusterPacketFactory.SendLoginNumPad(client, client.LoginProtectValue);
}
}
public static void OnCreatePlayer(ClusterClient client, INetPacketStream packet)
{
var pak = new CreatePlayerPacket(packet);
var clusterConfiguration = DependencyContainer.Instance.Resolve <ClusterConfiguration>();
var jobs = DependencyContainer.Instance.Resolve <JobLoader>();
DbUser dbUser = null;
DbCharacter dbCharacter = null;
using (var database = DependencyContainer.Instance.Resolve <IDatabase>())
{
dbUser = database.Users.Get(x =>
x.Username.Equals(pak.Username, StringComparison.OrdinalIgnoreCase) &&
x.Password.Equals(pak.Password, StringComparison.OrdinalIgnoreCase));
// Check if user exist and with good password in database.
if (dbUser == null)
{
Logger.LogWarning(
$"[SECURITY] Unable to create new character for user '{pak.Username}' from {client.RemoteEndPoint}. " +
"Reason: bad presented credentials compared to the database.");
client.Disconnect();
return;
}
dbCharacter = database.Characters.Get(x => x.Name == pak.Name);
// Check if character name is not already used.
if (dbCharacter != null)
{
Logger.LogWarning(
$"Unable to create new character for user '{pak.Username}' from {client.RemoteEndPoint}. " +
$"Reason: character name '{pak.Name}' already exists.");
ClusterPacketFactory.SendError(client, ErrorType.USER_EXISTS);
return;
}
DefaultCharacter defaultCharacter = clusterConfiguration.DefaultCharacter;
DefaultStartItems defaultEquipment = pak.Gender == 0 ? defaultCharacter.Man : defaultCharacter.Woman;
JobData jobData = jobs[pak.Job];
dbCharacter = new DbCharacter()
{
UserId = dbUser.Id,
Name = pak.Name,
Slot = pak.Slot,
SkinSetId = pak.SkinSet,
HairColor = (int)pak.HairColor,
FaceId = pak.HeadMesh,
HairId = pak.HairMeshId,
BankCode = pak.BankPassword,
Gender = pak.Gender,
ClassId = pak.Job,
Hp = HealthFormulas.GetMaxOriginHp(defaultCharacter.Level, defaultCharacter.Stamina,
jobData.MaxHpFactor),
Mp = HealthFormulas.GetMaxOriginMp(defaultCharacter.Level, defaultCharacter.Intelligence,
jobData.MaxMpFactor, true),
Fp = HealthFormulas.GetMaxOriginFp(defaultCharacter.Level, defaultCharacter.Stamina,
defaultCharacter.Dexterity, defaultCharacter.Strength, jobData.MaxFpFactor, true),
Strength = defaultCharacter.Strength,
Stamina = defaultCharacter.Stamina,
Dexterity = defaultCharacter.Dexterity,
Intelligence = defaultCharacter.Intelligence,
MapId = defaultCharacter.MapId,
PosX = defaultCharacter.PosX,
PosY = defaultCharacter.PosY,
PosZ = defaultCharacter.PosZ,
Level = defaultCharacter.Level,
Gold = defaultCharacter.Gold,
StatPoints = 0, //TODO: create game constants.
SkillPoints = 0, //TODO: create game constants.
Experience = 0,
};
//TODO: create game constants for slot.
dbCharacter.Items.Add(new DbItem(defaultEquipment.StartSuit, 44));
dbCharacter.Items.Add(new DbItem(defaultEquipment.StartHand, 46));
dbCharacter.Items.Add(new DbItem(defaultEquipment.StartShoes, 47));
dbCharacter.Items.Add(new DbItem(defaultEquipment.StartWeapon, 52));
database.Characters.Create(dbCharacter);
database.Complete();
}
Logger.LogInformation("Character '{0}' has been created successfully for user '{1}' from {2}.",
dbCharacter.Name, pak.Username, client.RemoteEndPoint);
ClusterPacketFactory.SendPlayerList(client, pak.AuthenticationKey, dbUser.Characters);
}
public static void OnQueryTickCount(ClusterClient client, INetPacketStream packet)
{
var pak = new QueryTickCountPacket(packet);
ClusterPacketFactory.SendQueryTickCount(client, pak.Time);
}
