public static void HandleShopUpdateItem(Character pCharacter, byte inv, short invslot, short bundle, short bundleamount, int price)
{
MiniRoomBase mrb = pCharacter.Room;
if (pCharacter.AssertForHack(mrb.Users[0] != pCharacter,
"PlayerShop hack: Tried to update shop item while not owner."))
{
return;
}
BaseItem tehItem = pCharacter.Inventory.GetItem(inv, invslot);
if (tehItem == null)
{
//Doesn't have item in inventory
ReportManager.FileNewReport("Tried adding an item into player shop without having it.", pCharacter.ID, 0);
InventoryPacket.NoChange(pCharacter);
return;
}
var newItem = tehItem.Duplicate();
newItem.InventorySlot = invslot;
if (newItem.Amount < bundle || bundle <= 0 || bundle > 100)
{
//Packet edits
ReportManager.FileNewReport("Tried adding an item into player shop with an incorrect amount/incorrect itemid.", pCharacter.ID, 0);
InventoryPacket.NoChange(pCharacter);
return;
}
PlayerShopItem pst = new PlayerShopItem(newItem)
{
Price = price
};
pst.sItem.Amount = (short)(bundle * bundleamount);
pst.Bundles = bundle;
pst.BundleAmount = bundleamount;
mrb.AddItemToShop(pCharacter, pst);
if (Constants.isStackable(pst.sItem.ItemID))
{
pCharacter.Inventory.TakeItemAmountFromSlot(inv, invslot, (short)(bundle * bundleamount), false);
}
else
{
pCharacter.Inventory.TakeItem(pst.sItem.ItemID, bundle);
}
ItemTransfer.PersonalShopPutUpItem(pCharacter.ID, pst.sItem.ItemID, pst.sItem.Amount, mrb.TransactionID, pst.sItem);
InventoryPacket.NoChange(pCharacter); //-.-
}
private static void EnterMiniRoom(Character chr, Packet packet)
{
if (chr.Room != null)
{
miniroomLog.Info($"{chr.Name} cannot enter miniroom: already in one.");
return; // Already in a Mini Room
}
//MessagePacket.SendNotice("PACKET: " + packet.ToString(), chr);
int roomId = packet.ReadInt();
if (!MiniRoomBase.MiniRooms.TryGetValue(roomId, out var mrb))
{
ReportManager.FileNewReport("Tried entering a trade room without a proper ID.", chr.ID, 0);
return; // Invalid Room ID
}
if (mrb.EnteredUsers == 0)
{
return;
}
if (mrb.IsFull())
{
miniroomLog.Info($"{chr.Name} cannot enter miniroom: already full.");
return; // Error msg if full?
}
if (mrb.Users.ToList().Exists(u => u != null && u.MapID != chr.MapID))
{
InviteResult(chr, 1); // must be on same map. Show "not found" msg
return;
}
chr.Room = mrb;
byte nType = (byte)chr.Room.Type;
switch (nType)
{
case 1: // Omok
{
bool usePassword = packet.ReadBool();
Omok omok = MiniRoomBase.Omoks[chr.Room.ID];
if (usePassword)
{
string password = packet.ReadString();
if (password != omok.Password)
{
miniroomLog.Info($"{chr.Name} cannot enter omok: invalid password");
MiniGamePacket.ErrorMessage(chr, MiniGamePacket.MiniGameError.IncorrectPassword);
chr.Room = null;
break;
}
}
if (chr.Inventory.Mesos >= 100)
{
omok.AddPlayer(chr);
MiniGamePacket.AddVisitor(chr, mrb);
MiniGamePacket.ShowWindow(chr, mrb, omok.OmokType);
chr.AddMesos(-100);
miniroomLog.Info($"{chr.Name} entered omok");
}
else
{
miniroomLog.Info($"{chr.Name} cannot enter omok: not enough mesos");
MiniGamePacket.ErrorMessage(chr, MiniGamePacket.MiniGameError.NotEnoughMesos);
}
break;
}
case 3: // Trade
{
miniroomLog.Info($"{chr.Name} entered trade");
mrb.AddPlayer(chr);
MiniRoomPacket.ShowJoin(mrb, chr);
MiniRoomPacket.ShowWindow(mrb, chr);
break;
}
case 4: // Player Shop
{
miniroomLog.Info($"{chr.Name} entered playershop");
PlayerShop shop = MiniRoomBase.PlayerShops[roomId];
for (int i = 0; i < shop.EnteredUsers; i++)
{
Character shopUser = mrb.Users[i];
if (shopUser != null && shopUser != chr)
{
shop.AddPlayer(chr);
PlayerShopPackets.AddPlayer(chr, shopUser);
PlayerShopPackets.OpenPlayerShop(chr, mrb);
PlayerShopPackets.PersonalShopRefresh(chr, shop); //Show items
}
}
break;
}
}
}
public override void OnPacket(Character pCharacter, byte pOpcode, Packet pPacket)
{
switch (pOpcode)
{
case 13:
{
byte charslot = pCharacter.RoomSlotId;
// Put Item
if (!IsFull())
{
// You can't put items while the second char isn't there yet
InventoryPacket.NoChange(pCharacter);
return;
}
byte inventory = pPacket.ReadByte();
short slot = pPacket.ReadShort();
short amount = pPacket.ReadShort();
byte toslot = pPacket.ReadByte();
var demItem = pCharacter.Inventory.GetItem(inventory, slot);
if (demItem == null || toslot < 1 || toslot > 9) // Todo: trade check
{
// HAX
var msg = $"Player tried to add an item in trade with to an incorrect slot. Item = null? {demItem == null}; toSlot {toslot}";
Program.MainForm.LogAppend(msg);
ReportManager.FileNewReport(msg, pCharacter.ID, 0);
InventoryPacket.NoChange(pCharacter);
return;
}
BaseItem tehItem = pCharacter.Inventory.TakeItemAmountFromSlot(inventory, slot, amount, Constants.isRechargeable(demItem.ItemID));
if (ItemList[charslot][toslot] == null)
{
ItemList[charslot][toslot] = new TradeItem()
{
OriginalItem = tehItem
};
}
var pTradeItem = ItemList[charslot][toslot].OriginalItem;
ItemTransfer.PlayerTradePutUp(pCharacter.ID, demItem.ItemID, slot, amount, _transaction, demItem);
bool isUser0 = pCharacter.Name == Users[0].Name;
TradePacket.AddItem(Users[0], toslot, pTradeItem, (byte)(isUser0 ? 0 : 1));
TradePacket.AddItem(Users[1], toslot, pTradeItem, (byte)(isUser0 ? 1 : 0));
InventoryPacket.NoChange(pCharacter); // -.-
break;
}
case 14: // Put mesos
{
//MessagePacket.SendNotice("PUTMESO PACKET: " + pPacket.ToString(), pCharacter);
int amount = pPacket.ReadInt();
if (amount < 0 || pCharacter.Inventory.Mesos < amount)
{
// HAX
var msg = "Player tried putting an incorrect meso amount in trade. Amount: " + amount;
Program.MainForm.LogAppend(msg);
ReportManager.FileNewReport(msg, pCharacter.ID, 0);
return;
}
pCharacter.AddMesos(-amount, true);
MesosTransfer.PlayerTradePutUp(pCharacter.ID, amount, _transaction);
Mesos[pCharacter.RoomSlotId] += amount;
bool isUser0 = pCharacter.Name == Users[0].Name;
TradePacket.PutCash(Users[0], Mesos[pCharacter.RoomSlotId], (byte)(isUser0 ? 0 : 1));
TradePacket.PutCash(Users[1], Mesos[pCharacter.RoomSlotId], (byte)(isUser0 ? 1 : 0));
break;
}
// Accept trade
case 0xF:
{
byte charslot = pCharacter.RoomSlotId;
Locked[charslot] = true;
for (int i = 0; i < 2; i++)
{
Character chr = Users[i];
if (chr != pCharacter)
{
TradePacket.SelectTrade(chr);
}
}
if (Locked[0] == true && Locked[1] == true)
{
Character chr = Users[0];
Character chr2 = Users[1];
if (ContinueTrade())
{
CompleteTrade();
TradePacket.TradeSuccessful(chr);
TradePacket.TradeSuccessful(chr2);
}
else
{
// Unsuccessful error
RemovePlayer(chr, 6);
RemovePlayer(chr2, 6);
}
}
break;
}
}
}
public static void HandleUseSkill(Character chr, Packet packet)
{
if (chr.PrimaryStats.HP == 0)
{
// We don't like zombies
InventoryPacket.NoChange(chr);
return;
}
var field = chr.Field;
var SkillID = packet.ReadInt();
var SkillLevel = packet.ReadByte();
if (SkillID == Constants.Priest.Skills.MysticDoor && MasterThread.CurrentTime - chr.tLastDoor < 3000)
{
//hack fix for door dc bug
InventoryPacket.NoChange(chr);
return;
}
if (!chr.Skills.Skills.ContainsKey(SkillID) ||
SkillLevel < 1 ||
SkillLevel > chr.Skills.Skills[SkillID])
{
Program.MainForm.LogAppend("Player {0} tried to use a skill without having it.", chr.ID);
ReportManager.FileNewReport("Player {0} tried to use a skill without having it.", chr.ID, 0);
chr.Player.Socket.Disconnect();
return;
}
var isGMHideSkill = SkillID == Constants.Gm.Skills.Hide;
// Prevent sending the hide enable/disable packet to others
if (isGMHideSkill)
{
chr.SetHide(chr.GMHideEnabled == false, false);
if (chr.GMHideEnabled == false)
{
StopSkill(chr, SkillID);
}
}
else if (SkillID != Constants.Cleric.Skills.Heal ||
chr.Inventory.GetEquippedItemId((short)Constants.EquipSlots.Slots.Weapon, false) == 0)
{
// If you are using Heal, and are not using a wand/weapon, it won't show anything.
MapPacket.SendPlayerSkillAnim(chr, SkillID, SkillLevel);
}
var sld = DataProvider.Skills[SkillID].Levels[SkillLevel];
if (SkillID == (int)Constants.Spearman.Skills.HyperBody && !chr.PrimaryStats.HasBuff((int)Constants.Spearman.Skills.HyperBody)) // Buff already exists, do not execute bonus again. Allow multiple casts for duration refresh
{
var hpmpBonus = (short)((double)chr.PrimaryStats.MaxHP * ((double)sld.XValue / 100.0d));
chr.PrimaryStats.BuffBonuses.MaxHP = hpmpBonus;
hpmpBonus = (short)((double)chr.PrimaryStats.MaxMP * ((double)sld.YValue / 100.0d));
chr.PrimaryStats.BuffBonuses.MaxMP = hpmpBonus;
}
short skillDelay = 0;
IEnumerable <Character> getCharactersForPartyBuff(byte Flags, bool deadPlayersToo = false)
{
if (chr.PartyID == 0)
{
yield break;
}
if (PartyData.Parties.TryGetValue(chr.PartyID, out var party))
{
for (var i = 5; i >= 0; i--)
{
if ((Flags >> (5 - i) & 1) == 0)
{
continue;
}
var charid = party.Members[i];
if (charid == 0)
{
continue;
}
var affected = Server.Instance.GetCharacter(charid);
if (affected != null && chr.MapID == affected.MapID &&
(deadPlayersToo || affected.PrimaryStats.HP > 0))
{
yield return(affected);
}
}
}
}
void handlePartyEffects(byte Flags, short Delay, bool deadPlayersToo = false, Action <Character> additionalEffects = null)
{
handlePartyEffectsWithPlayers(getCharactersForPartyBuff(Flags, deadPlayersToo), Delay, additionalEffects);
}
void handlePartyEffectsWithPlayers(IEnumerable <Character> characters, short Delay, Action <Character> additionalEffects = null)
{
foreach (var character in characters)
{
if (character == chr)
{
continue;
}
if (!computerSaysYes())
{
continue;
}
MapPacket.SendPlayerSkillAnimThirdParty(character, SkillID, SkillLevel, true, true);
MapPacket.SendPlayerSkillAnimThirdParty(character, SkillID, SkillLevel, true, false);
additionalEffects?.Invoke(character);
}
}
// Runs func() for each mob inside the packet that:
// - is not a boss (when isBossable is false)
// - effect chance was a success
void handleMobStatEffects(bool isBossable, Action <Mob, short> func)
{
var mobCount = packet.ReadByte();
var mobs = new List <Mob>(mobCount);
for (var i = 0; i < mobCount; i++)
{
var mobId = packet.ReadInt();
var mob = field.GetMob(mobId);
if (mob == null)
{
continue;
}
if (chr.AssertForHack(mob.IsBoss && !isBossable, "Tried hitting boss with non-boss skill", false))
{
continue;
}
if (computerSaysYes())
{
mobs.Add(mob);
}
}
var delay = packet.ReadShort();
mobs.ForEach(x => func(x, delay));
}
IEnumerable <Character> getFullMapPlayersForGMSkill()
{
return(field.Characters.Where(victim =>
{
if (victim == chr)
{
return false;
}
if (chr.GMHideEnabled && victim.GMHideEnabled == false)
{
return false;
}
// Only Admins can buff other regular people
if (chr.IsGM && !chr.IsAdmin && !victim.IsGM)
{
return false;
}
return true;
}));
}
bool computerSaysYes()
{
var chance = sld.Property;
if (chance == 0)
{
chance = 100;
}
return(!(Rand32.Next() % 100 >= chance));
}
//TODO refactor copy-pasted "nearest 6 mobs" logic
switch (SkillID)
{
case Constants.Assassin.Skills.Haste:
case Constants.Bandit.Skills.Haste:
case Constants.Cleric.Skills.Bless:
case Constants.Spearman.Skills.IronWill:
case Constants.Fighter.Skills.Rage:
case Constants.FPWizard.Skills.Meditation:
case Constants.ILWizard.Skills.Meditation:
case Constants.Hermit.Skills.MesoUp:
{
var Flags = packet.ReadByte();
var Delay = packet.ReadShort();
handlePartyEffects(Flags, Delay, false, victim =>
{
victim.Buffs.AddBuff(SkillID, SkillLevel);
});
break;
}
case Constants.Spearman.Skills.HyperBody:
{
var Flags = packet.ReadByte();
var Delay = packet.ReadShort();
handlePartyEffects(Flags, Delay, false, victim =>
{
if (!victim.PrimaryStats.HasBuff((int)Constants.Spearman.Skills.HyperBody)) // Buff already exists, do not execute bonus again. Allow multiple casts for duration refresh
{
var hpmpBonus = (short)((double)victim.PrimaryStats.MaxHP * ((double)sld.XValue / 100.0d));
victim.PrimaryStats.BuffBonuses.MaxHP = hpmpBonus;
hpmpBonus = (short)((double)victim.PrimaryStats.MaxMP * ((double)sld.YValue / 100.0d));
victim.PrimaryStats.BuffBonuses.MaxMP = hpmpBonus;
}
victim.Buffs.AddBuff(SkillID, SkillLevel);
});
break;
}
case Constants.Cleric.Skills.Heal:
{
var Flags = packet.ReadByte();
var Delay = packet.ReadShort();
var members = getCharactersForPartyBuff(Flags, false);
var count = members.Count();
double healRate = 0;
if (sld.HPProperty > 0)
{
int chrInt = chr.PrimaryStats.getTotalInt();
int chrLuk = chr.PrimaryStats.getTotalLuk();
var rate = (chrInt * 0.8) + Rand32.Next() % (chrInt * 0.2);
healRate = (((rate * 1.5 + chrLuk) * (chr.PrimaryStats.getTotalMagicAttack() + chr.PrimaryStats.BuffMagicAttack.N) * 0.01) * (count * 0.3 + 1.0) * sld.HPProperty * 0.01);
}
var bigHeal = Math.Min(((long)healRate / (count == 0 ? 1 : count)), short.MaxValue); //prevent integer overflow caused by high stats. Set count to 1 when not in party
var heal = (short)bigHeal;
chr.ModifyHP((short)Math.Min(heal, (chr.PrimaryStats.GetMaxHP() - chr.PrimaryStats.HP)));
handlePartyEffectsWithPlayers(members, Delay, victim =>
{
int oldHP = victim.PrimaryStats.HP;
victim.ModifyHP((short)Math.Min(heal, (victim.PrimaryStats.GetMaxHP() - victim.PrimaryStats.HP)));
chr.AddEXP(20 * ((victim.PrimaryStats.HP - oldHP) / (8 * victim.Level + 190)), true);
});
break;
}
case Constants.Priest.Skills.Dispel:
{
var Flags = packet.ReadByte();
var Delay = packet.ReadShort();
if (computerSaysYes())
{
chr.Buffs.Dispell();
}
handlePartyEffects(Flags, Delay, false, victim =>
{
victim.Buffs.Dispell();
});
handleMobStatEffects(false, (mob, delay) =>
{
MobStatus.MobStatValue Flag = 0;
Flag |= mob.Status.BuffPowerUp.Reset();
Flag |= mob.Status.BuffMagicUp.Reset();
Flag |= mob.Status.BuffMagicGuardUp.Reset();
Flag |= mob.Status.BuffPowerGuardUp.Reset();
Flag |= mob.Status.BuffHardSkin.Reset();
MobPacket.SendMobStatsTempReset(mob, Flag);
});
break;
}
case Constants.Priest.Skills.HolySymbol:
{
var Flags = packet.ReadByte();
var Delay = packet.ReadShort();
handlePartyEffects(Flags, Delay, false, victim =>
{
victim.Buffs.AddBuff(SkillID, SkillLevel);
});
break;
}
// DOOR
case Constants.Priest.Skills.MysticDoor:
{
var x = packet.ReadShort();
var y = packet.ReadShort();
if (chr.DoorMapId != Constants.InvalidMap)
{
DataProvider.Maps[chr.DoorMapId].DoorPool.TryRemoveDoor(chr.ID);
}
chr.DoorMapId = chr.MapID;
field.DoorPool.CreateDoor(chr, x, y, MasterThread.CurrentTime + sld.BuffTime * 1000);
chr.tLastDoor = MasterThread.CurrentTime;
break;
}
// GM SKILLS
case Constants.Gm.Skills.Haste:
case Constants.Gm.Skills.HolySymbol:
case Constants.Gm.Skills.Bless:
{
getFullMapPlayersForGMSkill().ForEach(victim =>
{
MapPacket.SendPlayerSkillAnimThirdParty(victim, SkillID, SkillLevel, true, true);
MapPacket.SendPlayerSkillAnimThirdParty(victim, SkillID, SkillLevel, true, false);
victim.Buffs.AddBuff(SkillID, SkillLevel);
});
break;
}
case Constants.Gm.Skills.HealPlusDispell:
{
getFullMapPlayersForGMSkill().ForEach(victim =>
{
MapPacket.SendPlayerSkillAnimThirdParty(victim, SkillID, SkillLevel, true, true);
MapPacket.SendPlayerSkillAnimThirdParty(victim, SkillID, SkillLevel, true, false);
victim.ModifyHP(victim.PrimaryStats.GetMaxMP(false), true);
victim.ModifyMP(victim.PrimaryStats.GetMaxMP(false), true);
victim.Buffs.Dispell();
});
chr.ModifyHP(chr.PrimaryStats.GetMaxMP(false), true);
chr.ModifyMP(chr.PrimaryStats.GetMaxMP(false), true);
chr.Buffs.Dispell();
break;
}
case Constants.Gm.Skills.Resurrection:
{
getFullMapPlayersForGMSkill().ForEach(victim =>
{
if (victim.PrimaryStats.HP <= 0)
{
MapPacket.SendPlayerSkillAnimThirdParty(victim, SkillID, SkillLevel, true, true);
MapPacket.SendPlayerSkillAnimThirdParty(victim, SkillID, SkillLevel, true, false);
victim.ModifyHP(victim.PrimaryStats.GetMaxHP(false), true);
}
});
break;
}
// MOB SKILLS
case Constants.Page.Skills.Threaten:
{
var buffTime = MasterThread.CurrentTime + (sld.BuffTime * 1000);
handleMobStatEffects(false, (mob, delay) =>
{
var stat = mob.Status.BuffPhysicalDamage.Set(
SkillID,
(short)-((mob.Data.PAD * SkillLevel) / 100),
buffTime + delay
);
stat |= mob.Status.BuffPhysicalDefense.Set(
SkillID,
(short)-((mob.Data.PDD * SkillLevel) / 100),
buffTime + delay
);
MobPacket.SendMobStatsTempSet(mob, delay, stat);
});
break;
}
case Constants.FPWizard.Skills.Slow:
case Constants.ILWizard.Skills.Slow:
{
var buffNValue = sld.XValue;
var buffTime = MasterThread.CurrentTime + (sld.BuffTime * 1000);
handleMobStatEffects(false, (mob, delay) =>
{
MobPacket.SendMobStatsTempSet(mob, delay, mob.Status.BuffSpeed.Set(SkillID, buffNValue, buffTime + delay));
});
break;
}
case Constants.Gm.Skills.ItemExplosion:
{
field.DropPool.Clear(RewardLeaveType.Explode);
// TODO: Explode people and such
break;
}
case Constants.WhiteKnight.Skills.MagicCrash:
{
handleMobStatEffects(false, (mob, delay) =>
{
MobPacket.SendMobStatsTempReset(mob, mob.Status.BuffMagicGuardUp.Reset());
});
break;
}
case Constants.DragonKnight.Skills.PowerCrash:
{
handleMobStatEffects(false, (mob, delay) =>
{
MobPacket.SendMobStatsTempReset(mob, mob.Status.BuffPowerUp.Reset());
});
break;
}
case Constants.Crusader.Skills.ArmorCrash:
{
handleMobStatEffects(false, (mob, delay) =>
{
MobPacket.SendMobStatsTempReset(mob, mob.Status.BuffPowerGuardUp.Reset());
});
break;
}
case Constants.ILMage.Skills.Seal:
case Constants.FPMage.Skills.Seal:
{
var buffTime = MasterThread.CurrentTime + (sld.BuffTime * 1000);
handleMobStatEffects(false, (mob, delay) =>
{
MobPacket.SendMobStatsTempSet(mob, delay, mob.Status.BuffSeal.Set(SkillID, 1, buffTime + delay));
});
break;
}
case Constants.Hermit.Skills.ShadowWeb:
{
var buffTime = MasterThread.CurrentTime + (sld.BuffTime * 1000);
handleMobStatEffects(false, (mob, delay) =>
{
var stat = mob.Status.BuffWeb.Set(
SkillID,
(short)(mob.MaxHP / (50 - SkillLevel)),
buffTime + delay
);
MobPacket.SendMobStatsTempSet(mob, delay, stat);
});
break;
}
case Constants.Priest.Skills.Doom:
{
var buffTime = MasterThread.CurrentTime + (sld.BuffTime * 1000);
handleMobStatEffects(false, (mob, delay) =>
{
MobPacket.SendMobStatsTempSet(mob, delay, mob.Status.BuffDoom.Set(SkillID, 1, buffTime + delay));
});
break;
}
// SUMMONS
case Constants.Priest.Skills.SummonDragon:
case Constants.Ranger.Skills.SilverHawk:
case Constants.Sniper.Skills.GoldenEagle:
{
var X = packet.ReadShort();
var Y = packet.ReadShort();
var fh = field.GetFootholdUnderneath(X, Y, out var MaxY);
ushort fhid = 0;
fhid = fh?.ID ?? (ushort)chr.Foothold;
var bird = new Summon(chr, SkillID, SkillLevel, X, Y, true, fhid, MasterThread.CurrentTime + sld.BuffTime * 1000);
chr.Summons.SetSummon(bird);
break;
}
case Constants.Ranger.Skills.Puppet:
case Constants.Sniper.Skills.Puppet:
{
Program.MainForm.LogDebug(packet.ToString());
var X = packet.ReadShort();
var Y = packet.ReadShort();
var fh = field.GetFootholdUnderneath(X, Y, out var MaxY);
var floor = field.FindFloor(new Pos(X, Y));
ushort fhid = 0;
fhid = fh?.ID ?? (ushort)chr.Foothold;
var puppet = new Puppet(chr, SkillID, SkillLevel, floor.X, floor.Y, false, fhid, MasterThread.CurrentTime + sld.BuffTime * 1000, sld.XValue);
chr.Summons.SetSummon(puppet);
break;
}
}
if (packet.Length == packet.Position + 2)
{
// Read the delay...
skillDelay = packet.ReadShort();
}
// Handle regular skill stuff
if (!isGMHideSkill || chr.GMHideEnabled)
{
chr.Buffs.AddBuff(SkillID, SkillLevel, skillDelay);
}
InventoryPacket.NoChange(chr);
chr.Skills.DoSkillCost(SkillID, SkillLevel);
if (sld.Speed > 0)
{
MapPacket.SendAvatarModified(chr, MapPacket.AvatarModFlag.Speed);
}
}