void HandleQuestgiverHello(QuestGiverHello packet)
{
Creature creature = GetPlayer().GetNPCIfCanInteractWith(packet.QuestGiverGUID, NPCFlags.QuestGiver, NPCFlags2.None);
if (creature == null)
{
Log.outDebug(LogFilter.Network, "WORLD: HandleQuestgiverHello - {0} not found or you can't interact with him.", packet.QuestGiverGUID.ToString());
return;
}
// remove fake death
if (GetPlayer().HasUnitState(UnitState.Died))
{
GetPlayer().RemoveAurasByType(AuraType.FeignDeath);
}
// Stop the npc if moving
creature.PauseMovement(WorldConfig.GetUIntValue(WorldCfg.CreatureStopForPlayer));
creature.SetHomePosition(creature.GetPosition());
_player.PlayerTalkClass.ClearMenus();
if (creature.GetAI().GossipHello(_player))
{
return;
}
GetPlayer().PrepareGossipMenu(creature, creature.GetCreatureTemplate().GossipMenuId, true);
GetPlayer().SendPreparedGossip(creature);
}
void HandleQuestgiverHello(QuestGiverHello packet)
{
Creature creature = GetPlayer().GetNPCIfCanInteractWith(packet.QuestGiverGUID, NPCFlags.QuestGiver, NPCFlags2.None);
if (creature == null)
{
Log.outDebug(LogFilter.Network, "WORLD: HandleQuestgiverHello - {0} not found or you can't interact with him.", packet.QuestGiverGUID.ToString());
return;
}
// remove fake death
if (GetPlayer().HasUnitState(UnitState.Died))
{
GetPlayer().RemoveAurasByType(AuraType.FeignDeath);
}
// Stop the npc if moving
creature.StopMoving();
if (Global.ScriptMgr.OnGossipHello(GetPlayer(), creature))
{
return;
}
GetPlayer().PrepareGossipMenu(creature, creature.GetCreatureTemplate().GossipMenuId, true);
GetPlayer().SendPreparedGossip(creature);
creature.GetAI().GossipHello(GetPlayer());
}
public static uint XPGain(Player player, Unit u, bool isBattleGround = false)
{
Creature creature = u.ToCreature();
uint gain = 0;
if (!creature || creature.CanGiveExperience())
{
float xpMod = 1.0f;
gain = BaseGain(player.getLevel(), u.getLevel());
if (gain != 0 && creature)
{
// Players get only 10% xp for killing creatures of lower expansion levels than himself
if ((creature.GetCreatureTemplate().HealthScalingExpansion < (int)GetExpansionForLevel(player.getLevel())))
{
gain = (uint)Math.Round(gain / 10.0f);
}
if (creature.isElite())
{
// Elites in instances have a 2.75x XP bonus instead of the regular 2x world bonus.
if (u.GetMap().IsDungeon())
{
xpMod *= 2.75f;
}
else
{
xpMod *= 2.0f;
}
}
xpMod *= creature.GetCreatureTemplate().ModExperience;
}
xpMod *= isBattleGround ? WorldConfig.GetFloatValue(WorldCfg.RateXpBgKill) : WorldConfig.GetFloatValue(WorldCfg.RateXpKill);
if (creature && creature.m_PlayerDamageReq != 0) // if players dealt less than 50% of the damage and were credited anyway (due to CREATURE_FLAG_EXTRA_NO_PLAYER_DAMAGE_REQ), scale XP gained appropriately (linear scaling)
{
xpMod *= 1.0f - 2.0f * creature.m_PlayerDamageReq / creature.GetMaxHealth();
}
gain = (uint)(gain * xpMod);
}
Global.ScriptMgr.OnGainCalculation(gain, player, u);
return(gain);
}
void HandleGossipHello(Hello packet)
{
Creature unit = GetPlayer().GetNPCIfCanInteractWith(packet.Unit, NPCFlags.Gossip);
if (unit == null)
{
Log.outDebug(LogFilter.Network, "WORLD: HandleGossipHello - {0} not found or you can not interact with him.", packet.Unit.ToString());
return;
}
// set faction visible if needed
var factionTemplateEntry = CliDB.FactionTemplateStorage.LookupByKey(unit.getFaction());
if (factionTemplateEntry != null)
{
GetPlayer().GetReputationMgr().SetVisible(factionTemplateEntry);
}
GetPlayer().RemoveAurasWithInterruptFlags(SpellAuraInterruptFlags.Talk);
if (unit.IsArmorer() || unit.IsCivilian() || unit.IsQuestGiver() || unit.IsServiceProvider() || unit.IsGuard())
{
unit.StopMoving();
}
// If spiritguide, no need for gossip menu, just put player into resurrect queue
if (unit.IsSpiritGuide())
{
Battleground bg = GetPlayer().GetBattleground();
if (bg)
{
bg.AddPlayerToResurrectQueue(unit.GetGUID(), GetPlayer().GetGUID());
Global.BattlegroundMgr.SendAreaSpiritHealerQuery(GetPlayer(), bg, unit.GetGUID());
return;
}
}
if (!Global.ScriptMgr.OnGossipHello(GetPlayer(), unit))
{
GetPlayer().PrepareGossipMenu(unit, unit.GetCreatureTemplate().GossipMenuId, true);
GetPlayer().SendPreparedGossip(unit);
}
unit.GetAI().sGossipHello(GetPlayer());
}
void HandleGossipHello(Hello packet)
{
Creature unit = GetPlayer().GetNPCIfCanInteractWith(packet.Unit, NPCFlags.Gossip, NPCFlags2.None);
if (unit == null)
{
Log.outDebug(LogFilter.Network, "WORLD: HandleGossipHello - {0} not found or you can not interact with him.", packet.Unit.ToString());
return;
}
// set faction visible if needed
var factionTemplateEntry = CliDB.FactionTemplateStorage.LookupByKey(unit.GetFaction());
if (factionTemplateEntry != null)
{
GetPlayer().GetReputationMgr().SetVisible(factionTemplateEntry);
}
GetPlayer().RemoveAurasWithInterruptFlags(SpellAuraInterruptFlags.Interacting);
// Stop the npc if moving
unit.PauseMovement(WorldConfig.GetUIntValue(WorldCfg.CreatureStopForPlayer));
unit.SetHomePosition(unit.GetPosition());
// If spiritguide, no need for gossip menu, just put player into resurrect queue
if (unit.IsSpiritGuide())
{
Battleground bg = GetPlayer().GetBattleground();
if (bg)
{
bg.AddPlayerToResurrectQueue(unit.GetGUID(), GetPlayer().GetGUID());
Global.BattlegroundMgr.SendAreaSpiritHealerQuery(GetPlayer(), bg, unit.GetGUID());
return;
}
}
_player.PlayerTalkClass.ClearMenus();
if (!unit.GetAI().GossipHello(_player))
{
GetPlayer().PrepareGossipMenu(unit, unit.GetCreatureTemplate().GossipMenuId, true);
GetPlayer().SendPreparedGossip(unit);
}
}
void HandleSellItem(SellItem packet)
{
if (packet.ItemGUID.IsEmpty())
{
return;
}
var pl = GetPlayer();
Creature creature = pl.GetNPCIfCanInteractWith(packet.VendorGUID, NPCFlags.Vendor, NPCFlags2.None);
if (creature == null)
{
Log.outDebug(LogFilter.Network, "WORLD: HandleSellItemOpcode - {0} not found or you can not interact with him.", packet.VendorGUID.ToString());
pl.SendSellError(SellResult.CantFindVendor, null, packet.ItemGUID);
return;
}
if (creature.GetCreatureTemplate().FlagsExtra.HasFlag(CreatureFlagsExtra.NoSellVendor))
{
_player.SendSellError(SellResult.CantSellToThisMerchant, creature, packet.ItemGUID);
return;
}
// remove fake death
if (pl.HasUnitState(UnitState.Died))
{
pl.RemoveAurasByType(AuraType.FeignDeath);
}
Item pItem = pl.GetItemByGuid(packet.ItemGUID);
if (pItem != null)
{
// prevent sell not owner item
if (pl.GetGUID() != pItem.GetOwnerGUID())
{
pl.SendSellError(SellResult.CantSellItem, creature, packet.ItemGUID);
return;
}
// prevent sell non empty bag by drag-and-drop at vendor's item list
if (pItem.IsNotEmptyBag())
{
pl.SendSellError(SellResult.CantSellItem, creature, packet.ItemGUID);
return;
}
// prevent sell currently looted item
if (pl.GetLootGUID() == pItem.GetGUID())
{
pl.SendSellError(SellResult.CantSellItem, creature, packet.ItemGUID);
return;
}
// prevent selling item for sellprice when the item is still refundable
// this probably happens when right clicking a refundable item, the client sends both
// CMSG_SELL_ITEM and CMSG_REFUND_ITEM (unverified)
if (pItem.IsRefundable())
{
return; // Therefore, no feedback to client
}
// special case at auto sell (sell all)
if (packet.Amount == 0)
{
packet.Amount = pItem.GetCount();
}
else
{
// prevent sell more items that exist in stack (possible only not from client)
if (packet.Amount > pItem.GetCount())
{
pl.SendSellError(SellResult.CantSellItem, creature, packet.ItemGUID);
return;
}
}
ItemTemplate pProto = pItem.GetTemplate();
if (pProto != null)
{
if (pProto.GetSellPrice() > 0)
{
ulong money = pProto.GetSellPrice() * packet.Amount;
if (!_player.ModifyMoney((long)money)) // ensure player doesn't exceed gold limit
{
_player.SendSellError(SellResult.CantSellItem, creature, packet.ItemGUID);
return;
}
_player.UpdateCriteria(CriteriaType.MoneyEarnedFromSales, money);
_player.UpdateCriteria(CriteriaType.SellItemsToVendors, 1);
if (packet.Amount < pItem.GetCount()) // need split items
{
Item pNewItem = pItem.CloneItem(packet.Amount, pl);
if (pNewItem == null)
{
Log.outError(LogFilter.Network, "WORLD: HandleSellItemOpcode - could not create clone of item {0}; count = {1}", pItem.GetEntry(), packet.Amount);
pl.SendSellError(SellResult.CantSellItem, creature, packet.ItemGUID);
return;
}
pItem.SetCount(pItem.GetCount() - packet.Amount);
pl.ItemRemovedQuestCheck(pItem.GetEntry(), packet.Amount);
if (pl.IsInWorld)
{
pItem.SendUpdateToPlayer(pl);
}
pItem.SetState(ItemUpdateState.Changed, pl);
pl.AddItemToBuyBackSlot(pNewItem);
if (pl.IsInWorld)
{
pNewItem.SendUpdateToPlayer(pl);
}
}
else
{
pl.RemoveItem(pItem.GetBagSlot(), pItem.GetSlot(), true);
pl.ItemRemovedQuestCheck(pItem.GetEntry(), pItem.GetCount());
Item.RemoveItemFromUpdateQueueOf(pItem, pl);
pl.AddItemToBuyBackSlot(pItem);
}
}
else
{
pl.SendSellError(SellResult.CantSellItem, creature, packet.ItemGUID);
}
return;
}
}
pl.SendSellError(SellResult.CantSellItem, creature, packet.ItemGUID);
return;
}
void HandleTrainerBuySpell(TrainerBuySpell packet)
{
Creature trainer = _player.GetNPCIfCanInteractWith(packet.TrainerGUID, NPCFlags.Trainer);
if (trainer == null)
{
Log.outDebug(LogFilter.Network, "WORLD: HandleTrainerBuySpell - {0} not found or you can not interact with him.", packet.TrainerGUID.ToString());
return;
}
// remove fake death
if (_player.HasUnitState(UnitState.Died))
{
_player.RemoveAurasByType(AuraType.FeignDeath);
}
// check race for mount trainers
if (trainer.GetCreatureTemplate().TrainerType == TrainerType.Mounts)
{
Race trainerRace = trainer.GetCreatureTemplate().TrainerRace;
if (trainerRace != 0)
{
if (_player.GetRace() != trainerRace)
{
return;
}
}
}
// check class for class trainers
if (_player.GetClass() != trainer.GetCreatureTemplate().TrainerClass&& trainer.GetCreatureTemplate().TrainerType == TrainerType.Class)
{
return;
}
// check present spell in trainer spell list
var trainerSpells = trainer.GetTrainerSpells();
if (trainerSpells == null)
{
SendTrainerBuyFailed(packet.TrainerGUID, packet.SpellID, 0);
return;
}
var trainerSpell = trainerSpells.spellList.LookupByKey(packet.SpellID);
if (trainerSpell == null)
{
SendTrainerBuyFailed(packet.TrainerGUID, packet.SpellID, 0);
return;
}
// can't be learn, cheat? Or double learn with lags...
if (_player.GetTrainerSpellState(trainerSpell) != TrainerSpellState.Green)
{
SendTrainerBuyFailed(packet.TrainerGUID, packet.SpellID, 0);
return;
}
// apply reputation discount
uint nSpellCost = (uint)(Math.Floor((double)trainerSpell.MoneyCost) * _player.GetReputationPriceDiscount(trainer));
// check money requirement
if (!_player.HasEnoughMoney(nSpellCost))
{
SendTrainerBuyFailed(packet.TrainerGUID, packet.SpellID, 1);
return;
}
_player.ModifyMoney(-nSpellCost);
trainer.SendPlaySpellVisualKit(179, 0, 0); // 53 SpellCastDirected
_player.SendPlaySpellVisualKit(362, 1, 0); // 113 EmoteSalute
// learn explicitly or cast explicitly
if (trainerSpell.IsCastable())
{
_player.CastSpell(GetPlayer(), trainerSpell.SpellID, true);
}
else
{
_player.LearnSpell(packet.SpellID, false);
}
}
