void HandlePetCastSpell(PetCastSpell petCastSpell)
{
SpellInfo spellInfo = Global.SpellMgr.GetSpellInfo(petCastSpell.Cast.SpellID);
if (spellInfo == null)
{
Log.outError(LogFilter.Network, "WorldSession.HandlePetCastSpell: unknown spell id {0} tried to cast by {1}", petCastSpell.Cast.SpellID, petCastSpell.PetGUID.ToString());
return;
}
Unit caster = Global.ObjAccessor.GetUnit(GetPlayer(), petCastSpell.PetGUID);
if (!caster)
{
Log.outError(LogFilter.Network, "WorldSession.HandlePetCastSpell: Caster {0} not found.", petCastSpell.PetGUID.ToString());
return;
}
// This opcode is also sent from charmed and possessed units (players and creatures)
if (caster != GetPlayer().GetGuardianPet() && caster != GetPlayer().GetCharm())
{
Log.outError(LogFilter.Network, "WorldSession.HandlePetCastSpell: {0} isn't pet of player {1} ({2}).", petCastSpell.PetGUID.ToString(), GetPlayer().GetName(), GetPlayer().GetGUID().ToString());
return;
}
// do not cast not learned spells
if (!caster.HasSpell(spellInfo.Id) || spellInfo.IsPassive())
{
return;
}
SpellCastTargets targets = new SpellCastTargets(caster, petCastSpell.Cast);
caster.ClearUnitState(UnitState.Follow);
Spell spell = new Spell(caster, spellInfo, TriggerCastFlags.None);
spell.m_fromClient = true;
spell.m_misc.Data0 = petCastSpell.Cast.Misc[0];
spell.m_misc.Data1 = petCastSpell.Cast.Misc[1];
spell.m_targets = targets;
SpellCastResult result = spell.CheckPetCast(null);
if (result == SpellCastResult.SpellCastOk)
{
Creature creature = caster.ToCreature();
if (creature)
{
Pet pet = creature.ToPet();
if (pet)
{
// 10% chance to play special pet attack talk, else growl
// actually this only seems to happen on special spells, fire shield for imp, torment for voidwalker, but it's stupid to check every spell
if (pet.getPetType() == PetType.Summon && (RandomHelper.IRand(0, 100) < 10))
{
pet.SendPetTalk(PetTalk.SpecialSpell);
}
else
{
pet.SendPetAIReaction(petCastSpell.PetGUID);
}
}
}
SpellPrepare spellPrepare = new SpellPrepare();
spellPrepare.ClientCastID = petCastSpell.Cast.CastID;
spellPrepare.ServerCastID = spell.m_castId;
SendPacket(spellPrepare);
spell.prepare(targets);
}
else
{
spell.SendPetCastResult(result);
if (!caster.GetSpellHistory().HasCooldown(spellInfo.Id))
{
caster.GetSpellHistory().ResetCooldown(spellInfo.Id, true);
}
spell.finish(false);
spell.Dispose();
}
}
void HandlePetSetAction(PetSetAction packet)
{
ObjectGuid petguid = packet.PetGUID;
Unit pet = Global.ObjAccessor.GetUnit(GetPlayer(), petguid);
if (!pet || pet != GetPlayer().GetFirstControlled())
{
Log.outError(LogFilter.Network, "HandlePetSetAction: Unknown {0} or pet owner {1}", petguid.ToString(), GetPlayer().GetGUID().ToString());
return;
}
CharmInfo charmInfo = pet.GetCharmInfo();
if (charmInfo == null)
{
Log.outError(LogFilter.Network, "WorldSession.HandlePetSetAction: {0} is considered pet-like but doesn't have a charminfo!", pet.GetGUID().ToString());
return;
}
uint position = packet.Index;
uint actionData = packet.Action;
uint spell_id = UnitActionBarEntry.UNIT_ACTION_BUTTON_ACTION(actionData);
ActiveStates act_state = (ActiveStates)UnitActionBarEntry.UNIT_ACTION_BUTTON_TYPE(actionData);
Log.outDebug(LogFilter.Network, "Player {0} has changed pet spell action. Position: {1}, Spell: {2}, State: {3}", GetPlayer().GetName(), position, spell_id, act_state);
//if it's act for spell (en/disable/cast) and there is a spell given (0 = remove spell) which pet doesn't know, don't add
if (!((act_state == ActiveStates.Enabled || act_state == ActiveStates.Disabled || act_state == ActiveStates.Passive) && spell_id != 0 && !pet.HasSpell(spell_id)))
{
SpellInfo spellInfo = Global.SpellMgr.GetSpellInfo(spell_id);
if (spellInfo != null)
{
//sign for autocast
if (act_state == ActiveStates.Enabled)
{
if (pet.GetTypeId() == TypeId.Unit && pet.IsPet())
{
((Pet)pet).ToggleAutocast(spellInfo, true);
}
else
{
foreach (var unit in GetPlayer().m_Controlled)
{
if (unit.GetEntry() == pet.GetEntry())
{
unit.GetCharmInfo().ToggleCreatureAutocast(spellInfo, true);
}
}
}
}
//sign for no/turn off autocast
else if (act_state == ActiveStates.Disabled)
{
if (pet.GetTypeId() == TypeId.Unit && pet.IsPet())
{
pet.ToPet().ToggleAutocast(spellInfo, false);
}
else
{
foreach (var unit in GetPlayer().m_Controlled)
{
if (unit.GetEntry() == pet.GetEntry())
{
unit.GetCharmInfo().ToggleCreatureAutocast(spellInfo, false);
}
}
}
}
}
charmInfo.SetActionBar((byte)position, spell_id, act_state);
}
}
void HandlePetAction(PetAction packet)
{
ObjectGuid guid1 = packet.PetGUID; //pet guid
ObjectGuid guid2 = packet.TargetGUID; //tag guid
uint spellid = UnitActionBarEntry.UNIT_ACTION_BUTTON_ACTION(packet.Action);
ActiveStates flag = (ActiveStates)UnitActionBarEntry.UNIT_ACTION_BUTTON_TYPE(packet.Action); //delete = 0x07 CastSpell = C1
// used also for charmed creature
Unit pet = Global.ObjAccessor.GetUnit(GetPlayer(), guid1);
if (!pet)
{
Log.outError(LogFilter.Network, "HandlePetAction: {0} doesn't exist for {1}", guid1.ToString(), GetPlayer().GetGUID().ToString());
return;
}
if (pet != GetPlayer().GetFirstControlled())
{
Log.outError(LogFilter.Network, "HandlePetAction: {0} does not belong to {1}", guid1.ToString(), GetPlayer().GetGUID().ToString());
return;
}
if (!pet.IsAlive())
{
SpellInfo spell = (flag == ActiveStates.Enabled || flag == ActiveStates.Passive) ? Global.SpellMgr.GetSpellInfo(spellid) : null;
if (spell == null)
{
return;
}
if (!spell.HasAttribute(SpellAttr0.CastableWhileDead))
{
return;
}
}
// @todo allow control charmed player?
if (pet.IsTypeId(TypeId.Player) && !(flag == ActiveStates.Command && spellid == (uint)CommandStates.Attack))
{
return;
}
if (GetPlayer().m_Controlled.Count == 1)
{
HandlePetActionHelper(pet, guid1, spellid, flag, guid2, packet.ActionPosition.X, packet.ActionPosition.Y, packet.ActionPosition.Z);
}
else
{
//If a pet is dismissed, m_Controlled will change
List <Unit> controlled = new List <Unit>();
foreach (var unit in GetPlayer().m_Controlled)
{
if (unit.GetEntry() == pet.GetEntry() && unit.IsAlive())
{
controlled.Add(unit);
}
}
foreach (var unit in controlled)
{
HandlePetActionHelper(unit, guid1, spellid, flag, guid2, packet.ActionPosition.X, packet.ActionPosition.Y, packet.ActionPosition.Z);
}
}
}
void HandlePetActionHelper(Unit pet, ObjectGuid guid1, uint spellid, ActiveStates flag, ObjectGuid guid2, float x, float y, float z)
{
CharmInfo charmInfo = pet.GetCharmInfo();
if (charmInfo == null)
{
Log.outError(LogFilter.Network, "WorldSession.HandlePetAction(petGuid: {0}, tagGuid: {1}, spellId: {2}, flag: {3}): object (GUID: {4} Entry: {5} TypeId: {6}) is considered pet-like but doesn't have a charminfo!",
guid1, guid2, spellid, flag, pet.GetGUID().ToString(), pet.GetEntry(), pet.GetTypeId());
return;
}
switch (flag)
{
case ActiveStates.Command: //0x07
switch ((CommandStates)spellid)
{
case CommandStates.Stay: //flat=1792 //STAY
pet.StopMoving();
pet.GetMotionMaster().Clear(false);
pet.GetMotionMaster().MoveIdle();
charmInfo.SetCommandState(CommandStates.Stay);
charmInfo.SetIsCommandAttack(false);
charmInfo.SetIsAtStay(true);
charmInfo.SetIsCommandFollow(false);
charmInfo.SetIsFollowing(false);
charmInfo.SetIsReturning(false);
charmInfo.SaveStayPosition();
break;
case CommandStates.Follow: //spellid=1792 //FOLLOW
pet.AttackStop();
pet.InterruptNonMeleeSpells(false);
pet.GetMotionMaster().MoveFollow(GetPlayer(), SharedConst.PetFollowDist, pet.GetFollowAngle());
charmInfo.SetCommandState(CommandStates.Follow);
charmInfo.SetIsCommandAttack(false);
charmInfo.SetIsAtStay(false);
charmInfo.SetIsReturning(true);
charmInfo.SetIsCommandFollow(true);
charmInfo.SetIsFollowing(false);
break;
case CommandStates.Attack: //spellid=1792 //ATTACK
{
// Can't attack if owner is pacified
if (GetPlayer().HasAuraType(AuraType.ModPacify))
{
// @todo Send proper error message to client
return;
}
// only place where pet can be player
Unit TargetUnit = Global.ObjAccessor.GetUnit(GetPlayer(), guid2);
if (!TargetUnit)
{
return;
}
Unit owner = pet.GetOwner();
if (owner)
{
if (!owner.IsValidAttackTarget(TargetUnit))
{
return;
}
}
pet.ClearUnitState(UnitState.Follow);
// This is true if pet has no target or has target but targets differs.
if (pet.GetVictim() != TargetUnit || (pet.GetVictim() == TargetUnit && !pet.GetCharmInfo().IsCommandAttack()))
{
if (pet.GetVictim())
{
pet.AttackStop();
}
if (!pet.IsTypeId(TypeId.Player) && pet.ToCreature().IsAIEnabled)
{
charmInfo.SetIsCommandAttack(true);
charmInfo.SetIsAtStay(false);
charmInfo.SetIsFollowing(false);
charmInfo.SetIsCommandFollow(false);
charmInfo.SetIsReturning(false);
pet.ToCreature().GetAI().AttackStart(TargetUnit);
//10% chance to play special pet attack talk, else growl
if (pet.IsPet() && pet.ToPet().getPetType() == PetType.Summon && pet != TargetUnit && RandomHelper.IRand(0, 100) < 10)
{
pet.SendPetTalk(PetTalk.Attack);
}
else
{
// 90% chance for pet and 100% chance for charmed creature
pet.SendPetAIReaction(guid1);
}
}
else // charmed player
{
if (pet.GetVictim() && pet.GetVictim() != TargetUnit)
{
pet.AttackStop();
}
charmInfo.SetIsCommandAttack(true);
charmInfo.SetIsAtStay(false);
charmInfo.SetIsFollowing(false);
charmInfo.SetIsCommandFollow(false);
charmInfo.SetIsReturning(false);
pet.Attack(TargetUnit, true);
pet.SendPetAIReaction(guid1);
}
}
break;
}
case CommandStates.Abandon: // abandon (hunter pet) or dismiss (summoned pet)
if (pet.GetCharmerGUID() == GetPlayer().GetGUID())
{
GetPlayer().StopCastingCharm();
}
else if (pet.GetOwnerGUID() == GetPlayer().GetGUID())
{
Cypher.Assert(pet.IsTypeId(TypeId.Unit));
if (pet.IsPet())
{
if (pet.ToPet().getPetType() == PetType.Hunter)
{
GetPlayer().RemovePet(pet.ToPet(), PetSaveMode.AsDeleted);
}
else
{
//dismissing a summoned pet is like killing them (this prevents returning a soulshard...)
pet.setDeathState(DeathState.Corpse);
}
}
else if (pet.HasUnitTypeMask(UnitTypeMask.Minion))
{
((Minion)pet).UnSummon();
}
}
break;
case CommandStates.MoveTo:
pet.StopMoving();
pet.GetMotionMaster().Clear(false);
pet.GetMotionMaster().MovePoint(0, x, y, z);
charmInfo.SetCommandState(CommandStates.MoveTo);
charmInfo.SetIsCommandAttack(false);
charmInfo.SetIsAtStay(true);
charmInfo.SetIsFollowing(false);
charmInfo.SetIsReturning(false);
charmInfo.SaveStayPosition();
break;
default:
Log.outError(LogFilter.Network, "WORLD: unknown PET flag Action {0} and spellid {1}.", flag, spellid);
break;
}
break;
case ActiveStates.Reaction: // 0x6
switch ((ReactStates)spellid)
{
case ReactStates.Passive: //passive
pet.AttackStop();
goto case ReactStates.Defensive;
case ReactStates.Defensive: //recovery
case ReactStates.Aggressive: //activete
if (pet.IsTypeId(TypeId.Unit))
{
pet.ToCreature().SetReactState((ReactStates)spellid);
}
break;
}
break;
case ActiveStates.Disabled: // 0x81 spell (disabled), ignore
case ActiveStates.Passive: // 0x01
case ActiveStates.Enabled: // 0xC1 spell
{
Unit unit_target = null;
if (!guid2.IsEmpty())
{
unit_target = Global.ObjAccessor.GetUnit(GetPlayer(), guid2);
}
// do not cast unknown spells
SpellInfo spellInfo = Global.SpellMgr.GetSpellInfo(spellid);
if (spellInfo == null)
{
Log.outError(LogFilter.Network, "WORLD: unknown PET spell id {0}", spellid);
return;
}
foreach (SpellEffectInfo effect in spellInfo.GetEffectsForDifficulty(Difficulty.None))
{
if (effect != null && (effect.TargetA.GetTarget() == Targets.UnitSrcAreaEnemy || effect.TargetA.GetTarget() == Targets.UnitDestAreaEnemy || effect.TargetA.GetTarget() == Targets.DestDynobjEnemy))
{
return;
}
}
// do not cast not learned spells
if (!pet.HasSpell(spellid) || spellInfo.IsPassive())
{
return;
}
// Clear the flags as if owner clicked 'attack'. AI will reset them
// after AttackStart, even if spell failed
if (pet.GetCharmInfo() != null)
{
pet.GetCharmInfo().SetIsAtStay(false);
pet.GetCharmInfo().SetIsCommandAttack(true);
pet.GetCharmInfo().SetIsReturning(false);
pet.GetCharmInfo().SetIsFollowing(false);
}
Spell spell = new Spell(pet, spellInfo, TriggerCastFlags.None);
SpellCastResult result = spell.CheckPetCast(unit_target);
//auto turn to target unless possessed
if (result == SpellCastResult.UnitNotInfront && !pet.isPossessed() && !pet.IsVehicle())
{
Unit unit_target2 = spell.m_targets.GetUnitTarget();
if (unit_target)
{
pet.SetInFront(unit_target);
Player player = unit_target.ToPlayer();
if (player)
{
pet.SendUpdateToPlayer(player);
}
}
else if (unit_target2)
{
pet.SetInFront(unit_target2);
Player player = unit_target2.ToPlayer();
if (player)
{
pet.SendUpdateToPlayer(player);
}
}
Unit powner = pet.GetCharmerOrOwner();
if (powner)
{
Player player = powner.ToPlayer();
if (player)
{
pet.SendUpdateToPlayer(player);
}
}
result = SpellCastResult.SpellCastOk;
}
if (result == SpellCastResult.SpellCastOk)
{
unit_target = spell.m_targets.GetUnitTarget();
//10% chance to play special pet attack talk, else growl
//actually this only seems to happen on special spells, fire shield for imp, torment for voidwalker, but it's stupid to check every spell
if (pet.IsPet() && (pet.ToPet().getPetType() == PetType.Summon) && (pet != unit_target) && (RandomHelper.IRand(0, 100) < 10))
{
pet.SendPetTalk(PetTalk.SpecialSpell);
}
else
{
pet.SendPetAIReaction(guid1);
}
if (unit_target && !GetPlayer().IsFriendlyTo(unit_target) && !pet.isPossessed() && !pet.IsVehicle())
{
// This is true if pet has no target or has target but targets differs.
if (pet.GetVictim() != unit_target)
{
if (pet.GetVictim())
{
pet.AttackStop();
}
pet.GetMotionMaster().Clear();
if (pet.ToCreature().IsAIEnabled)
{
pet.ToCreature().GetAI().AttackStart(unit_target);
}
}
}
spell.prepare(spell.m_targets);
}
else
{
if (pet.isPossessed() || pet.IsVehicle()) // @todo: confirm this check
{
Spell.SendCastResult(GetPlayer(), spellInfo, spell.m_SpellVisual, spell.m_castId, result);
}
else
{
spell.SendPetCastResult(result);
}
if (!pet.GetSpellHistory().HasCooldown(spellid))
{
pet.GetSpellHistory().ResetCooldown(spellid, true);
}
spell.finish(false);
spell.Dispose();
// reset specific flags in case of spell fail. AI will reset other flags
if (pet.GetCharmInfo() != null)
{
pet.GetCharmInfo().SetIsCommandAttack(false);
}
}
break;
}
default:
Log.outError(LogFilter.Network, "WORLD: unknown PET flag Action {0} and spellid {1}.", flag, spellid);
break;
}
}