public override void AC_OnPacketInbound(Packet packet)
{
ClientMessages header = 0;
try
{
header = (ClientMessages)packet.ReadByte();
if (!Loaded || Player?.Character == null)
{
switch (header)
{
case ClientMessages.MIGRATE_IN:
OnPlayerLoad(packet);
break; //updated
}
}
// Block packets as we are migrating
else if (Server.Instance.InMigration == false || Server.Instance.IsNewServerInMigration)
{
var character = Player.Character;
if (logPackets.Contains(header))
{
PacketLog.ReceivedPacket(packet, (byte)header, Server.Instance.Name, IP);
}
switch (header)
{
case ClientMessages.ENTER_PORTAL:
MapPacket.OnEnterPortal(packet, character);
break;
case ClientMessages.CHANGE_CHANNEL:
OnChangeChannel(character, packet);
break;
case ClientMessages.ENTER_CASH_SHOP:
OnEnterCashShop(character);
break;
case ClientMessages.MOVE_PLAYER:
MapPacket.HandleMove(character, packet);
break;
case ClientMessages.SIT_REQUEST:
MapPacket.HandleSitChair(character, packet);
break;
case ClientMessages.ENTER_TOWN_PORTAL:
MapPacket.HandleDoorUse(character, packet);
break;
case ClientMessages.CLOSE_RANGE_ATTACK:
AttackPacket.HandleMeleeAttack(character, packet);
break;
case ClientMessages.RANGED_ATTACK:
AttackPacket.HandleRangedAttack(character, packet);
break;
case ClientMessages.MAGIC_ATTACK:
AttackPacket.HandleMagicAttack(character, packet);
break;
case ClientMessages.TAKE_DAMAGE:
CharacterStatsPacket.HandleCharacterDamage(character, packet);
break;
case ClientMessages.CHAT:
MessagePacket.HandleChat(character, packet);
break;
case ClientMessages.GROUP_MESSAGE:
MessagePacket.HandleSpecialChat(character, packet);
break;
case ClientMessages.WHISPER:
MessagePacket.HandleCommand(character, packet);
break;
case ClientMessages.EMOTE:
MapPacket.SendEmotion(character, packet.ReadInt());
break;
case ClientMessages.NPC_TALK:
MapPacket.HandleNPCChat(character, packet);
break;
case ClientMessages.NPC_TALK_MORE:
NpcPacket.HandleNPCChat(character, packet);
break;
case ClientMessages.SHOP_ACTION:
NpcPacket.HandleNPCShop(character, packet);
break;
case ClientMessages.STORAGE_ACTION:
StoragePacket.HandleStorage(character, packet);
break;
case ClientMessages.ITEM_MOVE:
InventoryPacket.HandleInventoryPacket(character, packet);
break;
case ClientMessages.ITEM_USE:
InventoryPacket.HandleUseItemPacket(character, packet);
break;
case ClientMessages.SUMMON_BAG_USE:
InventoryPacket.HandleUseSummonSack(character, packet);
break;
case ClientMessages.CASH_ITEM_USE:
CashPacket.HandleCashItem(character, packet);
break;
case ClientMessages.RETURN_SCROLL_USE:
InventoryPacket.HandleUseReturnScroll(character, packet);
break;
case ClientMessages.SCROLL_USE:
InventoryPacket.HandleScrollItem(character, packet);
break;
case ClientMessages.DISTRIBUTE_AP:
CharacterStatsPacket.HandleStats(character, packet);
break;
case ClientMessages.HEAL_OVER_TIME:
CharacterStatsPacket.HandleHeal(character, packet);
break;
case ClientMessages.DISTRIBUTE_SP:
SkillPacket.HandleAddSkillLevel(character, packet);
break;
case ClientMessages.PREPARE_SKILL:
SkillPacket.HandlePrepareSkill(character, packet);
break;
case ClientMessages.GIVE_BUFF:
SkillPacket.HandleUseSkill(character, packet);
break;
case ClientMessages.CANCEL_BUFF:
SkillPacket.HandleStopSkill(character, packet);
break;
case ClientMessages.DROP_MESOS:
DropPacket.HandleDropMesos(character, packet.ReadInt());
break;
case ClientMessages.GIVE_FAME:
FamePacket.HandleFame(character, packet);
break;
case ClientMessages.CHAR_INFO_REQUEST:
MapPacket.SendPlayerInfo(character, packet);
break;
case ClientMessages.SPAWN_PET:
PetsPacket.HandleSpawnPet(character, packet.ReadShort());
break;
case ClientMessages.SUMMON_MOVE:
MapPacket.HandleSummonMove(character, packet);
break;
case ClientMessages.SUMMON_ATTACK:
AttackPacket.HandleSummonAttack(character, packet);
break;
case ClientMessages.SUMMON_DAMAGED:
MapPacket.HandleSummonDamage(character, packet);
break;
case ClientMessages.MOB_MOVE:
MobPacket.HandleMobControl(character, packet);
break;
case ClientMessages.NPC_ANIMATE:
MapPacket.HandleNPCAnimation(character, packet);
break;
case ClientMessages.PET_MOVE: PetsPacket.HandleMovePet(character, packet); break;
case ClientMessages.PET_INTERACTION: PetsPacket.HandleInteraction(character, packet); break;
case ClientMessages.PET_ACTION: PetsPacket.HandlePetAction(character, packet); break;
case ClientMessages.FIELD_CONTIMOVE_STATE:
MapPacket.OnContiMoveState(character, packet);
break;
case ClientMessages.DROP_PICK_UP:
DropPacket.HandlePickupDrop(character, packet);
break;
case ClientMessages.MESSENGER:
MessengerHandler.HandleMessenger(character, packet);
break;
case ClientMessages.MINI_ROOM_OPERATION:
MiniRoomPacket.HandlePacket(character, packet);
break;
case ClientMessages.FRIEND_OPERATION:
BuddyHandler.HandleBuddy(character, packet);
break;
case ClientMessages.PARTY_OPERATION:
PartyHandler.HandleParty(character, packet);
break;
case ClientMessages.DENY_PARTY_REQUEST:
PartyHandler.HandleDecline(character, packet);
break;
case ClientMessages.REACTOR_HIT:
ReactorPacket.HandleReactorHit(character, packet);
break;
case ClientMessages.REPORT_USER:
MiscPacket.ReportPlayer(character, packet);
break;
//this is a garbage opcode that i use when doing janky client packet workarounds. This is where packets go to die.
case ClientMessages.JUNK:
Program.MainForm.LogDebug("received junk packet");
break;
// eh.. ignore?
// Happens when one of the following buffs are set:
// Stun, Poison, Seal, Darkness, Weakness, Curse
// Maybe patch out of the client
case ClientMessages.CHARACTER_IS_DEBUFFED: break;
// TODO: Implement???
case ClientMessages.MOB_APPLY_CONTROL: break;
case ClientMessages.CLIENT_HASH: break;
case ClientMessages.PONG:
// Make sure we update the player online thing
RedisBackend.Instance.SetPlayerOnline(
character.UserID,
Server.Instance.GetOnlineId()
);
// Cleanup expired items
character.Inventory.CheckExpired();
break;
default:
if (character.Field.HandlePacket(character, packet, header) == false)
{
Program.MainForm.LogAppend(
"[{0}] Unknown packet received! " + packet,
header
);
}
break;
}
}
}
catch (Exception ex)
{
Program.MainForm.LogAppend($"---- ERROR ----\r\n{ex}");
Program.MainForm.LogAppend($"Packet: {packet}");
FileWriter.WriteLine(@"etclog\ExceptionCatcher.log", "[Game Server " + Server.Instance.ID + "][" + DateTime.Now + "] Exception caught: " + ex, true);
//Disconnect();
}
#if DEBUG
if (packet.Length != packet.Position)
{
var packetStr = packet.ToString();
packetStr = packetStr.Substring(0, packet.Position * 3 - 1) + "-x-" + packetStr.Substring(packet.Position * 3);
log.Debug($"Did not read full message in packet: {header} {packetStr}");
}
#endif
}
public static void HandleCashItem(Character chr, Packet packet)
{
short slot = packet.ReadShort();
int itemid = packet.ReadInt();
BaseItem item = chr.Inventory.GetItem(2, slot);
if (chr.AssertForHack(item == null, "HandleCashItem with null item") ||
chr.AssertForHack(item.ItemID != itemid, "HandleCashItem with itemid inconsistency") ||
chr.AssertForHack(!DataProvider.Items.TryGetValue(itemid, out var data), "HandleCashItem with unknown item") ||
chr.AssertForHack(!data.Cash, "HandleCashItem with non-cash item"))
{
return;
}
var itemType = (Constants.Items.Types.ItemTypes)Constants.getItemType(itemid);
bool used = false;
switch (itemType)
{
case Constants.Items.Types.ItemTypes.ItemWeather:
used = chr.Field.MakeWeatherEffect(itemid, packet.ReadString(), new TimeSpan(0, 0, 30));
break;
case Constants.Items.Types.ItemTypes.ItemJukebox:
used = chr.Field.MakeJukeboxEffect(itemid, chr.Name, packet.ReadInt());
break;
case Constants.Items.Types.ItemTypes.ItemPetTag:
{
var name = packet.ReadString();
var petItem = chr.GetSpawnedPet();
if (petItem != null &&
!chr.IsInvalidTextInput("Pet name tag", name, Constants.MaxPetName, Constants.MinPetName))
{
petItem.Name = name;
PetsPacket.SendPetNamechange(chr, petItem.Name);
used = true;
}
}
break;
case Constants.Items.Types.ItemTypes.ItemMegaPhone:
{
var text = packet.ReadString();
if (!chr.IsInvalidTextInput("Megaphone item", text, Constants.MaxSpeakerTextLength))
{
switch (itemid)
{
case 2081000: // Super Megaphone (channel)
MessagePacket.SendMegaphoneMessage(chr.Name + " : " + text);
used = true;
break;
case 2082000: // Super Megaphone
Server.Instance.CenterConnection.PlayerSuperMegaphone(
chr.Name + " : " + text,
packet.ReadBool()
);
used = true;
break;
}
}
}
break;
case Constants.Items.Types.ItemTypes.ItemKite:
if (chr.Field.Kites.Count > 0)
{
//Todo : check for character positions..?
MapPacket.KiteMessage(chr);
}
else
{
string message = packet.ReadString();
Kite pKite = new Kite(chr, chr.ID, itemid, message, chr.Field);
used = true;
}
break;
case Constants.Items.Types.ItemTypes.ItemMesoSack:
if (data.Mesos > 0)
{
int amountGot = chr.AddMesos(data.Mesos);
MiscPacket.SendGotMesosFromLucksack(chr, amountGot);
used = true;
}
break;
case Constants.Items.Types.ItemTypes.ItemTeleportRock:
{
byte mode = packet.ReadByte();
int map = -1;
if (mode == 1)
{
string name = packet.ReadString();
Character target = Server.Instance.GetCharacter(name);
if (target != null && target != chr)
{
map = target.MapID;
used = true;
}
else
{
SendRockError(chr, RockErrors.DifficultToLocate);
}
}
else
{
map = packet.ReadInt();
if (!chr.Inventory.HasRockLocation(map))
{
map = -1;
}
}
if (map != -1)
{
//I don't think it's even possible for you to be in a map that doesn't exist and use a Teleport rock?
Map from = chr.Field;
Map to = DataProvider.Maps.ContainsKey(map) ? DataProvider.Maps[map] : null;
if (to == from)
{
SendRockError(chr, RockErrors.AlreadyThere);
}
else if (from.Limitations.HasFlag(FieldLimit.TeleportItemLimit))
{
SendRockError(chr, RockErrors.CannotGo);
}
else if (chr.AssertForHack(chr.PrimaryStats.Level < 7, "Using telerock while not lvl 8 or higher."))
{
// Hacks.
}
else
{
chr.ChangeMap(map);
used = true;
}
}
break;
}
default:
Program.MainForm.LogAppend("Unknown cashitem used: {0} {1} {2}", itemType, itemid, packet.ToString());
break;
}
if (used)
{
ItemTransfer.ItemUsed(chr.ID, item.ItemID, 1, "");
chr.Inventory.TakeItem(item.ItemID, 1);
}
else
{
InventoryPacket.NoChange(chr);
}
}
