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server/src/game/Spell.cpp
VladimirMangos ed7390dede Instead mark spell as delatable mark it as executed and referenced from Unit current spells array and not deleted spell in like cases. 
This is solve crashs if spell deleted at caster die in result triggered spells casting chain from currently executed spell.
2008-11-03 01:48:14 +03:00

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/*
* Copyright (C) 2005-2008 MaNGOS <http://getmangos.com/>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "Common.h"
#include "Database/DatabaseEnv.h"
#include "WorldPacket.h"
#include "WorldSession.h"
#include "GridNotifiers.h"
#include "GridNotifiersImpl.h"
#include "Opcodes.h"
#include "Log.h"
#include "UpdateMask.h"
#include "World.h"
#include "ObjectMgr.h"
#include "SpellMgr.h"
#include "Player.h"
#include "Pet.h"
#include "Unit.h"
#include "Spell.h"
#include "DynamicObject.h"
#include "SpellAuras.h"
#include "Group.h"
#include "UpdateData.h"
#include "MapManager.h"
#include "ObjectAccessor.h"
#include "CellImpl.h"
#include "Policies/SingletonImp.h"
#include "SharedDefines.h"
#include "Tools.h"
#include "LootMgr.h"
#include "VMapFactory.h"
#include "BattleGround.h"
#include "Util.h"
#define SPELL_CHANNEL_UPDATE_INTERVAL 1000
extern pEffect SpellEffects[TOTAL_SPELL_EFFECTS];
bool IsQuestTameSpell(uint32 spellId)
{
SpellEntry const *spellproto = sSpellStore.LookupEntry(spellId);
if (!spellproto) return false;
return spellproto->Effect[0] == SPELL_EFFECT_THREAT
&& spellproto->Effect[1] == SPELL_EFFECT_APPLY_AURA && spellproto->EffectApplyAuraName[1] == SPELL_AURA_DUMMY;
}
SpellCastTargets::SpellCastTargets()
{
m_unitTarget = NULL;
m_itemTarget = NULL;
m_GOTarget = NULL;
m_unitTargetGUID = 0;
m_GOTargetGUID = 0;
m_CorpseTargetGUID = 0;
m_itemTargetGUID = 0;
m_itemTargetEntry = 0;
m_srcX = m_srcY = m_srcZ = m_destX = m_destY = m_destZ = 0;
m_strTarget = "";
m_targetMask = 0;
}
SpellCastTargets::~SpellCastTargets()
{
}
void SpellCastTargets::setUnitTarget(Unit *target)
{
if (!target)
return;
m_destX = target->GetPositionX();
m_destY = target->GetPositionY();
m_destZ = target->GetPositionZ();
m_unitTarget = target;
m_unitTargetGUID = target->GetGUID();
m_targetMask |= TARGET_FLAG_UNIT;
}
void SpellCastTargets::setDestination(float x, float y, float z)
{
m_destX = x;
m_destY = y;
m_destZ = z;
m_targetMask |= TARGET_FLAG_DEST_LOCATION;
}
void SpellCastTargets::setGOTarget(GameObject *target)
{
m_GOTarget = target;
m_GOTargetGUID = target->GetGUID();
// m_targetMask |= TARGET_FLAG_OBJECT;
}
void SpellCastTargets::setItemTarget(Item* item)
{
if(!item)
return;
m_itemTarget = item;
m_itemTargetGUID = item->GetGUID();
m_itemTargetEntry = item->GetEntry();
m_targetMask |= TARGET_FLAG_ITEM;
}
void SpellCastTargets::setCorpseTarget(Corpse* corpse)
{
m_CorpseTargetGUID = corpse->GetGUID();
}
void SpellCastTargets::Update(Unit* caster)
{
m_GOTarget = m_GOTargetGUID ? ObjectAccessor::GetGameObject(*caster,m_GOTargetGUID) : NULL;
m_unitTarget = m_unitTargetGUID ?
( m_unitTargetGUID==caster->GetGUID() ? caster : ObjectAccessor::GetUnit(*caster, m_unitTargetGUID) ) :
NULL;
m_itemTarget = NULL;
if(caster->GetTypeId()==TYPEID_PLAYER)
{
if(m_targetMask & TARGET_FLAG_ITEM)
m_itemTarget = ((Player*)caster)->GetItemByGuid(m_itemTargetGUID);
else
{
Player* pTrader = ((Player*)caster)->GetTrader();
if(pTrader && m_itemTargetGUID < TRADE_SLOT_COUNT)
m_itemTarget = pTrader->GetItemByPos(pTrader->GetItemPosByTradeSlot(m_itemTargetGUID));
}
if(m_itemTarget)
m_itemTargetEntry = m_itemTarget->GetEntry();
}
}
bool SpellCastTargets::read ( WorldPacket * data, Unit *caster )
{
if(data->rpos()+4 > data->size())
return false;
*data >> m_targetMask;
if(m_targetMask == TARGET_FLAG_SELF)
{
m_destX = caster->GetPositionX();
m_destY = caster->GetPositionY();
m_destZ = caster->GetPositionZ();
m_unitTarget = caster;
m_unitTargetGUID = caster->GetGUID();
return true;
}
// TARGET_FLAG_UNK2 is used for non-combat pets, maybe other?
if( m_targetMask & ( TARGET_FLAG_UNIT | TARGET_FLAG_UNK2 ))
if(!readGUID(*data, m_unitTargetGUID))
return false;
if( m_targetMask & ( TARGET_FLAG_OBJECT | TARGET_FLAG_OBJECT_UNK ))
if(!readGUID(*data, m_GOTargetGUID))
return false;
if(( m_targetMask & ( TARGET_FLAG_ITEM | TARGET_FLAG_TRADE_ITEM )) && caster->GetTypeId() == TYPEID_PLAYER)
if(!readGUID(*data, m_itemTargetGUID))
return false;
if( m_targetMask & TARGET_FLAG_SOURCE_LOCATION )
{
if(data->rpos()+4+4+4 > data->size())
return false;
*data >> m_srcX >> m_srcY >> m_srcZ;
if(!MaNGOS::IsValidMapCoord(m_srcX, m_srcY, m_srcZ))
return false;
}
if( m_targetMask & TARGET_FLAG_DEST_LOCATION )
{
if(data->rpos()+4+4+4 > data->size())
return false;
*data >> m_destX >> m_destY >> m_destZ;
if(!MaNGOS::IsValidMapCoord(m_destX, m_destY, m_destZ))
return false;
}
if( m_targetMask & TARGET_FLAG_STRING )
{
if(data->rpos()+1 > data->size())
return false;
*data >> m_strTarget;
}
if( m_targetMask & (TARGET_FLAG_CORPSE | TARGET_FLAG_PVP_CORPSE ) )
if(!readGUID(*data, m_CorpseTargetGUID))
return false;
// find real units/GOs
Update(caster);
return true;
}
void SpellCastTargets::write ( WorldPacket * data )
{
*data << uint32(m_targetMask);
if( m_targetMask & ( TARGET_FLAG_UNIT | TARGET_FLAG_PVP_CORPSE | TARGET_FLAG_OBJECT | TARGET_FLAG_CORPSE | TARGET_FLAG_UNK2 ) )
{
if(m_targetMask & TARGET_FLAG_UNIT)
{
if(m_unitTarget)
data->append(m_unitTarget->GetPackGUID());
else
*data << uint8(0);
}
else if( m_targetMask & ( TARGET_FLAG_OBJECT | TARGET_FLAG_OBJECT_UNK ) )
{
if(m_GOTarget)
data->append(m_GOTarget->GetPackGUID());
else
*data << uint8(0);
}
else if( m_targetMask & ( TARGET_FLAG_CORPSE | TARGET_FLAG_PVP_CORPSE ) )
data->appendPackGUID(m_CorpseTargetGUID);
else
*data << uint8(0);
}
if( m_targetMask & ( TARGET_FLAG_ITEM | TARGET_FLAG_TRADE_ITEM ) )
{
if(m_itemTarget)
data->append(m_itemTarget->GetPackGUID());
else
*data << uint8(0);
}
if( m_targetMask & TARGET_FLAG_SOURCE_LOCATION )
*data << m_srcX << m_srcY << m_srcZ;
if( m_targetMask & TARGET_FLAG_DEST_LOCATION )
*data << m_destX << m_destY << m_destZ;
if( m_targetMask & TARGET_FLAG_STRING )
*data << m_strTarget;
}
Spell::Spell( Unit* Caster, SpellEntry const *info, bool triggered, uint64 originalCasterGUID, Spell** triggeringContainer )
{
ASSERT( Caster != NULL && info != NULL );
ASSERT( info == sSpellStore.LookupEntry( info->Id ) && "`info` must be pointer to sSpellStore element");
m_spellInfo = info;
m_caster = Caster;
m_selfContainer = NULL;
m_triggeringContainer = triggeringContainer;
m_referencedFromCurrentSpell = false;
m_executedCurrently = false;
m_delayAtDamageCount = 0;
m_applyMultiplierMask = 0;
// Get data for type of attack
switch (m_spellInfo->DmgClass)
{
case SPELL_DAMAGE_CLASS_MELEE:
if (m_spellInfo->AttributesEx3 & SPELL_ATTR_EX3_REQ_OFFHAND)
m_attackType = OFF_ATTACK;
else
m_attackType = BASE_ATTACK;
break;
case SPELL_DAMAGE_CLASS_RANGED:
m_attackType = RANGED_ATTACK;
break;
default:
// Wands
if (m_spellInfo->AttributesEx3 & SPELL_ATTR_EX3_REQ_WAND)
m_attackType = RANGED_ATTACK;
else
m_attackType = BASE_ATTACK;
break;
}
m_spellSchoolMask = GetSpellSchoolMask(info); // Can be override for some spell (wand shoot for example)
if(m_attackType == RANGED_ATTACK)
{
// wand case
if((m_caster->getClassMask() & CLASSMASK_WAND_USERS) != 0 && m_caster->GetTypeId()==TYPEID_PLAYER)
{
if(Item* pItem = ((Player*)m_caster)->GetWeaponForAttack(RANGED_ATTACK))
m_spellSchoolMask = SpellSchoolMask(1 << pItem->GetProto()->Damage->DamageType);
}
}
if(originalCasterGUID)
m_originalCasterGUID = originalCasterGUID;
else
m_originalCasterGUID = m_caster->GetGUID();
if(m_originalCasterGUID==m_caster->GetGUID())
m_originalCaster = m_caster;
else
{
m_originalCaster = ObjectAccessor::GetUnit(*m_caster,m_originalCasterGUID);
if(m_originalCaster && !m_originalCaster->IsInWorld()) m_originalCaster = NULL;
}
for(int i=0; i <3; ++i)
m_currentBasePoints[i] = m_spellInfo->EffectBasePoints[i];
m_spellState = SPELL_STATE_NULL;
m_castPositionX = m_castPositionY = m_castPositionZ = 0;
m_TriggerSpells.clear();
m_IsTriggeredSpell = triggered;
//m_AreaAura = false;
m_CastItem = NULL;
unitTarget = NULL;
itemTarget = NULL;
gameObjTarget = NULL;
focusObject = NULL;
m_cast_count = 0;
m_triggeredByAuraSpell = NULL;
//Auto Shot & Shoot
if( m_spellInfo->AttributesEx2 == 0x000020 && !triggered )
m_autoRepeat = true;
else
m_autoRepeat = false;
m_powerCost = 0; // setup to correct value in Spell::prepare, don't must be used before.
m_casttime = 0; // setup to correct value in Spell::prepare, don't must be used before.
m_timer = 0; // will set to castime in preper
m_needAliveTargetMask = 0;
// determine reflection
m_canReflect = false;
if(m_spellInfo->DmgClass == SPELL_DAMAGE_CLASS_MAGIC && (m_spellInfo->AttributesEx2 & 0x4)==0)
{
for(int j=0;j<3;j++)
{
if (m_spellInfo->Effect[j]==0)
continue;
if(!IsPositiveTarget(m_spellInfo->EffectImplicitTargetA[j],m_spellInfo->EffectImplicitTargetB[j]))
m_canReflect = true;
else
m_canReflect = (m_spellInfo->AttributesEx & (1<<7)) ? true : false;
if(m_canReflect)
continue;
else
break;
}
}
CleanupTargetList();
}
Spell::~Spell()
{
}
void Spell::FillTargetMap()
{
// TODO: ADD the correct target FILLS!!!!!!
for(uint32 i=0;i<3;i++)
{
// not call for empty effect.
// Also some spells use not used effect targets for store targets for dummy effect in triggered spells
if(m_spellInfo->Effect[i]==0)
continue;
// targets for TARGET_SCRIPT_COORDINATES (A) and TARGET_SCRIPT filled in Spell::canCast call
if( m_spellInfo->EffectImplicitTargetA[i] == TARGET_SCRIPT_COORDINATES ||
m_spellInfo->EffectImplicitTargetA[i] == TARGET_SCRIPT ||
m_spellInfo->EffectImplicitTargetB[i] == TARGET_SCRIPT && m_spellInfo->EffectImplicitTargetA[i] != TARGET_SELF )
continue;
// TODO: find a way so this is not needed?
// for area auras always add caster as target (needed for totems for example)
if(IsAreaAuraEffect(m_spellInfo->Effect[i]))
AddUnitTarget(m_caster, i);
std::list<Unit*> tmpUnitMap;
// TargetA/TargetB dependent from each other, we not switch to full support this dependences
// but need it support in some know cases
switch(m_spellInfo->EffectImplicitTargetA[i])
{
case TARGET_ALL_AROUND_CASTER:
if( m_spellInfo->EffectImplicitTargetB[i]==TARGET_ALL_PARTY ||
m_spellInfo->EffectImplicitTargetB[i]==TARGET_ALL_FRIENDLY_UNITS_AROUND_CASTER ||
m_spellInfo->EffectImplicitTargetB[i]==TARGET_RANDOM_RAID_MEMBER )
{
SetTargetMap(i,m_spellInfo->EffectImplicitTargetB[i],tmpUnitMap);
}
// Note: this hack with search required until GO casting not implemented
// environment damage spells already have around enemies targeting but this not help in case not existed GO casting support
// currently each enemy selected explicitly and self cast damage
else if(m_spellInfo->EffectImplicitTargetB[i]==TARGET_ALL_ENEMY_IN_AREA && m_spellInfo->Effect[i]==SPELL_EFFECT_ENVIRONMENTAL_DAMAGE)
{
if(m_targets.getUnitTarget())
tmpUnitMap.push_back(m_targets.getUnitTarget());
}
else
{
SetTargetMap(i,m_spellInfo->EffectImplicitTargetA[i],tmpUnitMap);
SetTargetMap(i,m_spellInfo->EffectImplicitTargetB[i],tmpUnitMap);
}
break;
case TARGET_TABLE_X_Y_Z_COORDINATES:
// Only if target A, for target B (used in teleports) dest select in effect
SetTargetMap(i,m_spellInfo->EffectImplicitTargetA[i],tmpUnitMap);
break;
default:
switch(m_spellInfo->EffectImplicitTargetB[i])
{
case TARGET_SCRIPT_COORDINATES: // B case filled in canCast but we need fill unit list base at A case
SetTargetMap(i,m_spellInfo->EffectImplicitTargetA[i],tmpUnitMap);
break;
default:
SetTargetMap(i,m_spellInfo->EffectImplicitTargetA[i],tmpUnitMap);
SetTargetMap(i,m_spellInfo->EffectImplicitTargetB[i],tmpUnitMap);
break;
}
break;
}
if( (m_spellInfo->EffectImplicitTargetA[i]==0 || m_spellInfo->EffectImplicitTargetA[i]==TARGET_EFFECT_SELECT) &&
(m_spellInfo->EffectImplicitTargetB[i]==0 || m_spellInfo->EffectImplicitTargetB[i]==TARGET_EFFECT_SELECT) )
{
// add here custom effects that need default target.
// FOR EVERY TARGET TYPE THERE IS A DIFFERENT FILL!!
switch(m_spellInfo->Effect[i])
{
case SPELL_EFFECT_DUMMY:
{
switch(m_spellInfo->Id)
{
case 20577: // Cannibalize
{
// non-standard target selection
SpellRangeEntry const* srange = sSpellRangeStore.LookupEntry(m_spellInfo->rangeIndex);
float max_range = GetSpellMaxRange(srange);
CellPair p(MaNGOS::ComputeCellPair(m_caster->GetPositionX(), m_caster->GetPositionY()));
Cell cell(p);
cell.data.Part.reserved = ALL_DISTRICT;
cell.SetNoCreate();
WorldObject* result = NULL;
MaNGOS::CannibalizeObjectCheck u_check(m_caster, max_range);
MaNGOS::WorldObjectSearcher<MaNGOS::CannibalizeObjectCheck > searcher(result, u_check);
TypeContainerVisitor<MaNGOS::WorldObjectSearcher<MaNGOS::CannibalizeObjectCheck >, GridTypeMapContainer > grid_searcher(searcher);
CellLock<GridReadGuard> cell_lock(cell, p);
cell_lock->Visit(cell_lock, grid_searcher, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
if(!result)
{
TypeContainerVisitor<MaNGOS::WorldObjectSearcher<MaNGOS::CannibalizeObjectCheck >, WorldTypeMapContainer > world_searcher(searcher);
cell_lock->Visit(cell_lock, world_searcher, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
}
if(result)
{
switch(result->GetTypeId())
{
case TYPEID_UNIT:
case TYPEID_PLAYER:
tmpUnitMap.push_back((Unit*)result);
break;
case TYPEID_CORPSE:
m_targets.setCorpseTarget((Corpse*)result);
if(Player* owner = ObjectAccessor::FindPlayer(((Corpse*)result)->GetOwnerGUID()))
tmpUnitMap.push_back(owner);
break;
}
}
else
{
// clear cooldown at fail
if(m_caster->GetTypeId()==TYPEID_PLAYER)
{
((Player*)m_caster)->RemoveSpellCooldown(m_spellInfo->Id);
WorldPacket data(SMSG_CLEAR_COOLDOWN, (4+8));
data << uint32(m_spellInfo->Id);
data << uint64(m_caster->GetGUID());
((Player*)m_caster)->GetSession()->SendPacket(&data);
}
SendCastResult(SPELL_FAILED_NO_EDIBLE_CORPSES);
finish(false);
}
break;
}
default:
if(m_targets.getUnitTarget())
tmpUnitMap.push_back(m_targets.getUnitTarget());
break;
}
break;
}
case SPELL_EFFECT_RESURRECT:
case SPELL_EFFECT_PARRY:
case SPELL_EFFECT_BLOCK:
case SPELL_EFFECT_CREATE_ITEM:
case SPELL_EFFECT_TRIGGER_SPELL:
case SPELL_EFFECT_TRIGGER_MISSILE:
case SPELL_EFFECT_LEARN_SPELL:
case SPELL_EFFECT_SKILL_STEP:
case SPELL_EFFECT_PROFICIENCY:
case SPELL_EFFECT_SUMMON_POSSESSED:
case SPELL_EFFECT_SUMMON_OBJECT_WILD:
case SPELL_EFFECT_SELF_RESURRECT:
case SPELL_EFFECT_REPUTATION:
if(m_targets.getUnitTarget())
tmpUnitMap.push_back(m_targets.getUnitTarget());
break;
case SPELL_EFFECT_SUMMON_PLAYER:
if(m_caster->GetTypeId()==TYPEID_PLAYER && ((Player*)m_caster)->GetSelection())
{
Player* target = objmgr.GetPlayer(((Player*)m_caster)->GetSelection());
if(target)
tmpUnitMap.push_back(target);
}
break;
case SPELL_EFFECT_RESURRECT_NEW:
if(m_targets.getUnitTarget())
tmpUnitMap.push_back(m_targets.getUnitTarget());
if(m_targets.getCorpseTargetGUID())
{
Corpse *corpse = ObjectAccessor::GetCorpse(*m_caster,m_targets.getCorpseTargetGUID());
if(corpse)
{
Player* owner = ObjectAccessor::FindPlayer(corpse->GetOwnerGUID());
if(owner)
tmpUnitMap.push_back(owner);
}
}
break;
case SPELL_EFFECT_SUMMON:
if(m_spellInfo->EffectMiscValueB[i] == SUMMON_TYPE_POSESSED || m_spellInfo->EffectMiscValueB[i] == SUMMON_TYPE_POSESSED2)
{
if(m_targets.getUnitTarget())
tmpUnitMap.push_back(m_targets.getUnitTarget());
}
else
tmpUnitMap.push_back(m_caster);
break;
case SPELL_EFFECT_SUMMON_CHANGE_ITEM:
case SPELL_EFFECT_SUMMON_WILD:
case SPELL_EFFECT_SUMMON_GUARDIAN:
case SPELL_EFFECT_TRANS_DOOR:
case SPELL_EFFECT_ADD_FARSIGHT:
case SPELL_EFFECT_STUCK:
case SPELL_EFFECT_DESTROY_ALL_TOTEMS:
case SPELL_EFFECT_SUMMON_DEMON:
case SPELL_EFFECT_SKILL:
tmpUnitMap.push_back(m_caster);
break;
case SPELL_EFFECT_LEARN_PET_SPELL:
if(Pet* pet = m_caster->GetPet())
tmpUnitMap.push_back(pet);
break;
case SPELL_EFFECT_ENCHANT_ITEM:
case SPELL_EFFECT_ENCHANT_ITEM_TEMPORARY:
case SPELL_EFFECT_DISENCHANT:
case SPELL_EFFECT_FEED_PET:
case SPELL_EFFECT_PROSPECTING:
if(m_targets.getItemTarget())
AddItemTarget(m_targets.getItemTarget(), i);
break;
case SPELL_EFFECT_APPLY_AURA:
switch(m_spellInfo->EffectApplyAuraName[i])
{
case SPELL_AURA_ADD_FLAT_MODIFIER: // some spell mods auras have 0 target modes instead expected TARGET_SELF(1) (and present for other ranks for same spell for example)
case SPELL_AURA_ADD_PCT_MODIFIER:
tmpUnitMap.push_back(m_caster);
break;
default: // apply to target in other case
if(m_targets.getUnitTarget())
tmpUnitMap.push_back(m_targets.getUnitTarget());
break;
}
break;
case SPELL_EFFECT_APPLY_AREA_AURA_PARTY:
// AreaAura
if(m_spellInfo->Attributes == 0x9050000 || m_spellInfo->Attributes == 0x10000)
SetTargetMap(i,TARGET_AREAEFFECT_PARTY,tmpUnitMap);
break;
case SPELL_EFFECT_SKIN_PLAYER_CORPSE:
if(m_targets.getUnitTarget())
{
tmpUnitMap.push_back(m_targets.getUnitTarget());
}
else if (m_targets.getCorpseTargetGUID())
{
Corpse *corpse = ObjectAccessor::GetCorpse(*m_caster,m_targets.getCorpseTargetGUID());
if(corpse)
{
Player* owner = ObjectAccessor::FindPlayer(corpse->GetOwnerGUID());
if(owner)
tmpUnitMap.push_back(owner);
}
}
break;
default:
break;
}
}
if(IsChanneledSpell(m_spellInfo) && !tmpUnitMap.empty())
m_needAliveTargetMask |= (1<<i);
if(m_caster->GetTypeId() == TYPEID_PLAYER)
{
Player *me = (Player*)m_caster;
for (std::list<Unit*>::const_iterator itr = tmpUnitMap.begin(); itr != tmpUnitMap.end(); itr++)
{
Unit *owner = (*itr)->GetOwner();
Unit *u = owner ? owner : (*itr);
if(u!=m_caster && u->IsPvP() && (!me->duel || me->duel->opponent != u))
{
me->UpdatePvP(true);
me->RemoveAurasWithInterruptFlags(AURA_INTERRUPT_FLAG_ENTER_PVP_COMBAT);
break;
}
}
}
for (std::list<Unit*>::iterator itr = tmpUnitMap.begin() ; itr != tmpUnitMap.end();)
{
if(!CheckTarget(*itr, i, false ))
{
itr = tmpUnitMap.erase(itr);
continue;
}
else
++itr;
}
for(std::list<Unit*>::iterator iunit= tmpUnitMap.begin();iunit != tmpUnitMap.end();++iunit)
AddUnitTarget((*iunit), i);
}
}
void Spell::CleanupTargetList()
{
m_UniqueTargetInfo.clear();
m_UniqueGOTargetInfo.clear();
m_UniqueItemInfo.clear();
m_countOfHit = 0;
m_countOfMiss = 0;
m_delayMoment = 0;
}
void Spell::AddUnitTarget(Unit* pVictim, uint32 effIndex)
{
if( m_spellInfo->Effect[effIndex]==0 )
return;
uint64 targetGUID = pVictim->GetGUID();
// Lookup target in already in list
for(std::list<TargetInfo>::iterator ihit= m_UniqueTargetInfo.begin();ihit != m_UniqueTargetInfo.end();++ihit)
{
if (targetGUID == ihit->targetGUID) // Found in list
{
ihit->effectMask |= 1<<effIndex; // Add only effect mask
return;
}
}
// This is new target calculate data for him
// Get spell hit result on target
TargetInfo target;
target.targetGUID = targetGUID; // Store target GUID
target.effectMask = 1<<effIndex; // Store index of effect
target.processed = false; // Effects not apply on target
// Calculate hit result
target.missCondition = m_caster->SpellHitResult(pVictim, m_spellInfo, m_canReflect);
if (target.missCondition == SPELL_MISS_NONE)
++m_countOfHit;
else
++m_countOfMiss;
// Spell have speed - need calculate incoming time
if (m_spellInfo->speed > 0.0f)
{
// calculate spell incoming interval
float dist = m_caster->GetDistance(pVictim->GetPositionX(), pVictim->GetPositionY(), pVictim->GetPositionZ());
if (dist < 5.0f) dist = 5.0f;
target.timeDelay = (uint64) floor(dist / m_spellInfo->speed * 1000.0f);
// Calculate minimum incoming time
if (m_delayMoment==0 || m_delayMoment>target.timeDelay)
m_delayMoment = target.timeDelay;
}
else
target.timeDelay = 0LL;
// If target reflect spell back to caster
if (target.missCondition==SPELL_MISS_REFLECT)
{
// Calculate reflected spell result on caster
target.reflectResult = m_caster->SpellHitResult(m_caster, m_spellInfo, m_canReflect);
if (target.reflectResult == SPELL_MISS_REFLECT) // Impossible reflect again, so simply deflect spell
target.reflectResult = SPELL_MISS_PARRY;
// Increase time interval for reflected spells by 1.5
target.timeDelay+=target.timeDelay>>1;
}
else
target.reflectResult = SPELL_MISS_NONE;
// Add target to list
m_UniqueTargetInfo.push_back(target);
}
void Spell::AddUnitTarget(uint64 unitGUID, uint32 effIndex)
{
Unit* unit = m_caster->GetGUID()==unitGUID ? m_caster : ObjectAccessor::GetUnit(*m_caster, unitGUID);
if (unit)
AddUnitTarget(unit, effIndex);
}
void Spell::AddGOTarget(GameObject* pVictim, uint32 effIndex)
{
if( m_spellInfo->Effect[effIndex]==0 )
return;
uint64 targetGUID = pVictim->GetGUID();
// Lookup target in already in list
for(std::list<GOTargetInfo>::iterator ihit= m_UniqueGOTargetInfo.begin();ihit != m_UniqueGOTargetInfo.end();++ihit)
{
if (targetGUID == ihit->targetGUID) // Found in list
{
ihit->effectMask |= 1<<effIndex; // Add only effect mask
return;
}
}
// This is new target calculate data for him
GOTargetInfo target;
target.targetGUID = targetGUID;
target.effectMask = 1<<effIndex;
target.processed = false; // Effects not apply on target
// Spell have speed - need calculate incoming time
if (m_spellInfo->speed > 0.0f)
{
// calculate spell incoming interval
float dist = m_caster->GetDistance(pVictim->GetPositionX(), pVictim->GetPositionY(), pVictim->GetPositionZ());
if (dist < 5.0f) dist = 5.0f;
target.timeDelay = (uint64) floor(dist / m_spellInfo->speed * 1000.0f);
if (m_delayMoment==0 || m_delayMoment>target.timeDelay)
m_delayMoment = target.timeDelay;
}
else
target.timeDelay = 0LL;
++m_countOfHit;
// Add target to list
m_UniqueGOTargetInfo.push_back(target);
}
void Spell::AddGOTarget(uint64 goGUID, uint32 effIndex)
{
GameObject* go = ObjectAccessor::GetGameObject(*m_caster, goGUID);
if (go)
AddGOTarget(go, effIndex);
}
void Spell::AddItemTarget(Item* pitem, uint32 effIndex)
{
if( m_spellInfo->Effect[effIndex]==0 )
return;
// Lookup target in already in list
for(std::list<ItemTargetInfo>::iterator ihit= m_UniqueItemInfo.begin();ihit != m_UniqueItemInfo.end();++ihit)
{
if (pitem == ihit->item) // Found in list
{
ihit->effectMask |= 1<<effIndex; // Add only effect mask
return;
}
}
// This is new target add data
ItemTargetInfo target;
target.item = pitem;
target.effectMask = 1<<effIndex;
m_UniqueItemInfo.push_back(target);
}
void Spell::doTriggers(SpellMissInfo missInfo, uint32 damage, SpellSchoolMask damageSchoolMask, uint32 block, uint32 absorb, bool crit)
{
// Do triggers depends from hit result (triggers on hit do in effects)
// Set aura states depends from hit result
if (missInfo!=SPELL_MISS_NONE)
{
// Miss/dodge/parry/block only for melee based spells
// Resist only for magic based spells
switch (missInfo)
{
case SPELL_MISS_MISS:
if(m_caster->GetTypeId()== TYPEID_PLAYER)
((Player*)m_caster)->UpdateWeaponSkill(BASE_ATTACK);
m_caster->CastMeleeProcDamageAndSpell(unitTarget, 0, damageSchoolMask, m_attackType, MELEE_HIT_MISS, m_spellInfo, m_IsTriggeredSpell);
break;
case SPELL_MISS_RESIST:
m_caster->ProcDamageAndSpell(unitTarget, PROC_FLAG_TARGET_RESISTS, PROC_FLAG_RESIST_SPELL, 0, damageSchoolMask, m_spellInfo, m_IsTriggeredSpell);
break;
case SPELL_MISS_DODGE:
if(unitTarget->GetTypeId() == TYPEID_PLAYER)
((Player*)unitTarget)->UpdateDefense();
// Overpower
if (m_caster->GetTypeId() == TYPEID_PLAYER && m_caster->getClass() == CLASS_WARRIOR)
{
((Player*) m_caster)->AddComboPoints(unitTarget, 1);
m_caster->StartReactiveTimer( REACTIVE_OVERPOWER );
}
// Riposte
if (unitTarget->getClass() != CLASS_ROGUE)
{
unitTarget->ModifyAuraState(AURA_STATE_DEFENSE, true);
unitTarget->StartReactiveTimer( REACTIVE_DEFENSE );
}
m_caster->CastMeleeProcDamageAndSpell(unitTarget, 0, damageSchoolMask, m_attackType, MELEE_HIT_DODGE, m_spellInfo, m_IsTriggeredSpell);
break;
case SPELL_MISS_PARRY:
// Update victim defense ?
if(unitTarget->GetTypeId() == TYPEID_PLAYER)
((Player*)unitTarget)->UpdateDefense();
// Mongoose bite - set only Counterattack here
if (unitTarget->getClass() == CLASS_HUNTER)
{
unitTarget->ModifyAuraState(AURA_STATE_HUNTER_PARRY,true);
unitTarget->StartReactiveTimer( REACTIVE_HUNTER_PARRY );
}
else
{
unitTarget->ModifyAuraState(AURA_STATE_DEFENSE, true);
unitTarget->StartReactiveTimer( REACTIVE_DEFENSE );
}
m_caster->CastMeleeProcDamageAndSpell(unitTarget, 0, damageSchoolMask, m_attackType, MELEE_HIT_PARRY, m_spellInfo, m_IsTriggeredSpell);
break;
case SPELL_MISS_BLOCK:
unitTarget->ModifyAuraState(AURA_STATE_DEFENSE, true);
unitTarget->StartReactiveTimer( REACTIVE_DEFENSE );
m_caster->CastMeleeProcDamageAndSpell(unitTarget, 0, damageSchoolMask, m_attackType, MELEE_HIT_BLOCK, m_spellInfo, m_IsTriggeredSpell);
break;
// Trigger from this events not supported
case SPELL_MISS_EVADE:
case SPELL_MISS_IMMUNE:
case SPELL_MISS_IMMUNE2:
case SPELL_MISS_DEFLECT:
case SPELL_MISS_ABSORB:
// Trigger from reflects need do after get reflect result
case SPELL_MISS_REFLECT:
break;
default:
break;
}
}
}
void Spell::DoAllEffectOnTarget(TargetInfo *target)
{
if (target->processed) // Check target
return;
target->processed = true; // Target checked in apply effects procedure
// Get mask of effects for target
uint32 mask = target->effectMask;
if (mask == 0) // No effects
return;
Unit* unit = m_caster->GetGUID()==target->targetGUID ? m_caster : ObjectAccessor::GetUnit(*m_caster,target->targetGUID);
if (!unit)
return;
SpellMissInfo missInfo = target->missCondition;
// Need init unitTarget by default unit (can changed in code on reflect)
// Or on missInfo!=SPELL_MISS_NONE unitTarget undefined (but need in trigger subsystem)
unitTarget = unit;
if (missInfo==SPELL_MISS_NONE) // In case spell hit target, do all effect on that target
DoSpellHitOnUnit(unit, mask);
else if (missInfo == SPELL_MISS_REFLECT) // In case spell reflect from target, do all effect on caster (if hit)
{
if (target->reflectResult == SPELL_MISS_NONE) // If reflected spell hit caster -> do all effect on him
DoSpellHitOnUnit(m_caster, mask);
}
// Do triggers only on miss/resist/parry/dodge
if (missInfo!=SPELL_MISS_NONE)
doTriggers(missInfo);
// Call scripted function for AI if this spell is casted upon a creature (except pets)
if(IS_CREATURE_GUID(target->targetGUID))
{
// cast at creature (or GO) quest objectives update at successful cast finished (+channel finished)
// ignore autorepeat/melee casts for speed (not exist quest for spells (hm... )
if( m_caster->GetTypeId() == TYPEID_PLAYER && !IsAutoRepeat() && !IsNextMeleeSwingSpell() && !IsChannelActive() )
((Player*)m_caster)->CastedCreatureOrGO(unit->GetEntry(),unit->GetGUID(),m_spellInfo->Id);
if(((Creature*)unit)->AI())
((Creature*)unit)->AI()->SpellHit(m_caster ,m_spellInfo);
}
}
void Spell::DoSpellHitOnUnit(Unit *unit, const uint32 effectMask)
{
if(!unit || !effectMask)
return;
// Recheck immune (only for delayed spells)
if( m_spellInfo->speed && (
unit->IsImmunedToDamage(GetSpellSchoolMask(m_spellInfo),true) ||
unit->IsImmunedToSpell(m_spellInfo,true) ))
{
m_caster->SendSpellMiss(unit, m_spellInfo->Id, SPELL_MISS_IMMUNE);
return;
}
if( m_caster != unit )
{
if( !m_caster->IsFriendlyTo(unit) )
{
// for delayed spells ignore not visible explicit target
if(m_spellInfo->speed > 0.0f && unit==m_targets.getUnitTarget() && !unit->isVisibleForOrDetect(m_caster,false))
{
m_caster->SendSpellMiss(unit, m_spellInfo->Id, SPELL_MISS_EVADE);
return;
}
// exclude Arcane Missiles Dummy Aura aura for now (attack on hit)
// TODO: find way to not need this?
if(!(m_spellInfo->SpellFamilyName == SPELLFAMILY_MAGE &&
m_spellInfo->SpellFamilyFlags & 0x800LL))
{
unit->RemoveSpellsCausingAura(SPELL_AURA_MOD_STEALTH);
if( !(m_spellInfo->AttributesEx3 & SPELL_ATTR_EX3_NO_INITIAL_AGGRO) )
{
if(!unit->IsStandState() && !unit->hasUnitState(UNIT_STAT_STUNNED))
unit->SetStandState(PLAYER_STATE_NONE);
if(!unit->isInCombat() && unit->GetTypeId() != TYPEID_PLAYER && ((Creature*)unit)->AI())
((Creature*)unit)->AI()->AttackStart(m_caster);
unit->SetInCombatWith(m_caster);
m_caster->SetInCombatWith(unit);
if(Player *attackedPlayer = unit->GetCharmerOrOwnerPlayerOrPlayerItself())
{
m_caster->SetContestedPvP(attackedPlayer);
}
unit->AddThreat(m_caster, 0.0f);
}
}
}
else
{
// for delayed spells ignore negative spells (after duel end) for friendly targets
if(m_spellInfo->speed > 0.0f && !IsPositiveSpell(m_spellInfo->Id))
{
m_caster->SendSpellMiss(unit, m_spellInfo->Id, SPELL_MISS_EVADE);
return;
}
// assisting case, healing and resurrection
if(unit->hasUnitState(UNIT_STAT_ATTACK_PLAYER))
m_caster->SetContestedPvP();
if( unit->isInCombat() && !(m_spellInfo->AttributesEx3 & SPELL_ATTR_EX3_NO_INITIAL_AGGRO) )
{
m_caster->SetInCombatState(unit->GetCombatTimer() > 0);
unit->getHostilRefManager().threatAssist(m_caster, 0.0f);
}
}
}
// Get Data Needed for Diminishing Returns, some effects may have multiple auras, so this must be done on spell hit, not aura add
m_diminishGroup = GetDiminishingReturnsGroupForSpell(m_spellInfo,m_triggeredByAuraSpell);
m_diminishLevel = unit->GetDiminishing(m_diminishGroup);
// Increase Diminishing on unit, current informations for actually casts will use values above
if((GetDiminishingReturnsGroupType(m_diminishGroup) == DRTYPE_PLAYER && unit->GetTypeId() == TYPEID_PLAYER) || GetDiminishingReturnsGroupType(m_diminishGroup) == DRTYPE_ALL)
unit->IncrDiminishing(m_diminishGroup);
for(uint32 effectNumber=0;effectNumber<3;effectNumber++)
{
if (effectMask & (1<<effectNumber))
{
HandleEffects(unit,NULL,NULL,effectNumber,m_damageMultipliers[effectNumber]);
if ( m_applyMultiplierMask & (1 << effectNumber) )
{
// Get multiplier
float multiplier = m_spellInfo->DmgMultiplier[effectNumber];
// Apply multiplier mods
if(Player* modOwner = m_originalCaster->GetSpellModOwner())
modOwner->ApplySpellMod(m_spellInfo->Id, SPELLMOD_EFFECT_PAST_FIRST, multiplier,this);
m_damageMultipliers[effectNumber] *= multiplier;
}
}
}
}
void Spell::DoAllEffectOnTarget(GOTargetInfo *target)
{
if (target->processed) // Check target
return;
target->processed = true; // Target checked in apply effects procedure
uint32 effectMask = target->effectMask;
if(!effectMask)
return;
GameObject* go = ObjectAccessor::GetGameObject(*m_caster, target->targetGUID);
if(!go)
return;
for(uint32 effectNumber=0;effectNumber<3;effectNumber++)
if (effectMask & (1<<effectNumber))
HandleEffects(NULL,NULL,go,effectNumber);
// cast at creature (or GO) quest objectives update at successful cast finished (+channel finished)
// ignore autorepeat/melee casts for speed (not exist quest for spells (hm... )
if( m_caster->GetTypeId() == TYPEID_PLAYER && !IsAutoRepeat() && !IsNextMeleeSwingSpell() && !IsChannelActive() )
((Player*)m_caster)->CastedCreatureOrGO(go->GetEntry(),go->GetGUID(),m_spellInfo->Id);
}
void Spell::DoAllEffectOnTarget(ItemTargetInfo *target)
{
uint32 effectMask = target->effectMask;
if(!target->item || !effectMask)
return;
for(uint32 effectNumber=0;effectNumber<3;effectNumber++)
if (effectMask & (1<<effectNumber))
HandleEffects(NULL, target->item, NULL, effectNumber);
}
bool Spell::IsAliveUnitPresentInTargetList()
{
// Not need check return true
if (m_needAliveTargetMask == 0)
return true;
uint8 needAliveTargetMask = m_needAliveTargetMask;
for(std::list<TargetInfo>::iterator ihit= m_UniqueTargetInfo.begin();ihit != m_UniqueTargetInfo.end();++ihit)
{
if( ihit->missCondition == SPELL_MISS_NONE && (needAliveTargetMask & ihit->effectMask) )
{
Unit *unit = m_caster->GetGUID()==ihit->targetGUID ? m_caster : ObjectAccessor::GetUnit(*m_caster, ihit->targetGUID);
if (unit && unit->isAlive())
needAliveTargetMask &= ~ihit->effectMask; // remove from need alive mask effect that have alive target
}
}
// is all effects from m_needAliveTargetMask have alive targets
return needAliveTargetMask==0;
}
// Helper for Chain Healing
// Spell target first
// Raidmates then descending by injury suffered (MaxHealth - Health)
// Other players/mobs then descending by injury suffered (MaxHealth - Health)
struct ChainHealingOrder : public std::binary_function<const Unit*, const Unit*, bool>
{
const Unit* MainTarget;
ChainHealingOrder(Unit const* Target) : MainTarget(Target) {};
// functor for operator ">"
bool operator()(Unit const* _Left, Unit const* _Right) const
{
return (ChainHealingHash(_Left) < ChainHealingHash(_Right));
}
int32 ChainHealingHash(Unit const* Target) const
{
if (Target == MainTarget)
return 0;
else if (Target->GetTypeId() == TYPEID_PLAYER && MainTarget->GetTypeId() == TYPEID_PLAYER &&
((Player const*)Target)->IsInSameRaidWith((Player const*)MainTarget))
{
if (Target->GetHealth() == Target->GetMaxHealth())
return 40000;
else
return 20000 - Target->GetMaxHealth() + Target->GetHealth();
}
else
return 40000 - Target->GetMaxHealth() + Target->GetHealth();
}
};
class ChainHealingFullHealth: std::unary_function<const Unit*, bool>
{
public:
const Unit* MainTarget;
ChainHealingFullHealth(const Unit* Target) : MainTarget(Target) {};
bool operator()(const Unit* Target)
{
return (Target != MainTarget && Target->GetHealth() == Target->GetMaxHealth());
}
};
// Helper for targets nearest to the spell target
// The spell target is always first unless there is a target at _completely_ the same position (unbelievable case)
struct TargetDistanceOrder : public std::binary_function<const Unit, const Unit, bool>
{
const Unit* MainTarget;
TargetDistanceOrder(const Unit* Target) : MainTarget(Target) {};
// functor for operator ">"
bool operator()(const Unit* _Left, const Unit* _Right) const
{
return (MainTarget->GetDistance(_Left) < MainTarget->GetDistance(_Right));
}
};
void Spell::SetTargetMap(uint32 i,uint32 cur,std::list<Unit*> &TagUnitMap)
{
float radius;
if (m_spellInfo->EffectRadiusIndex[i])
radius = GetSpellRadius(sSpellRadiusStore.LookupEntry(m_spellInfo->EffectRadiusIndex[i]));
else
radius = GetSpellMaxRange(sSpellRangeStore.LookupEntry(m_spellInfo->rangeIndex));
if(m_originalCaster)
if(Player* modOwner = m_originalCaster->GetSpellModOwner())
modOwner->ApplySpellMod(m_spellInfo->Id, SPELLMOD_RADIUS, radius,this);
uint32 EffectChainTarget = m_spellInfo->EffectChainTarget[i];
if(m_originalCaster)
if(Player* modOwner = m_originalCaster->GetSpellModOwner())
modOwner->ApplySpellMod(m_spellInfo->Id, SPELLMOD_JUMP_TARGETS, EffectChainTarget, this);
uint32 unMaxTargets = m_spellInfo->MaxAffectedTargets;
switch(cur)
{
case TARGET_TOTEM_EARTH:
case TARGET_TOTEM_WATER:
case TARGET_TOTEM_AIR:
case TARGET_TOTEM_FIRE:
case TARGET_SELF:
case TARGET_SELF2:
case TARGET_DYNAMIC_OBJECT:
case TARGET_AREAEFFECT_CUSTOM:
case TARGET_AREAEFFECT_CUSTOM_2:
case TARGET_SUMMON:
{
TagUnitMap.push_back(m_caster);
break;
}
case TARGET_RANDOM_ENEMY_CHAIN_IN_AREA:
{
m_targets.m_targetMask = 0;
unMaxTargets = EffectChainTarget;
float max_range = radius + unMaxTargets * CHAIN_SPELL_JUMP_RADIUS;
CellPair p(MaNGOS::ComputeCellPair(m_caster->GetPositionX(), m_caster->GetPositionY()));
Cell cell(p);
cell.data.Part.reserved = ALL_DISTRICT;
cell.SetNoCreate();
std::list<Unit *> tempUnitMap;
{
MaNGOS::AnyAoETargetUnitInObjectRangeCheck u_check(m_caster, m_caster, max_range);
MaNGOS::UnitListSearcher<MaNGOS::AnyAoETargetUnitInObjectRangeCheck> searcher(tempUnitMap, u_check);
TypeContainerVisitor<MaNGOS::UnitListSearcher<MaNGOS::AnyAoETargetUnitInObjectRangeCheck>, WorldTypeMapContainer > world_unit_searcher(searcher);
TypeContainerVisitor<MaNGOS::UnitListSearcher<MaNGOS::AnyAoETargetUnitInObjectRangeCheck>, GridTypeMapContainer > grid_unit_searcher(searcher);
CellLock<GridReadGuard> cell_lock(cell, p);
cell_lock->Visit(cell_lock, world_unit_searcher, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
cell_lock->Visit(cell_lock, grid_unit_searcher, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
}
if(tempUnitMap.empty())
break;
tempUnitMap.sort(TargetDistanceOrder(m_caster));
//Now to get us a random target that's in the initial range of the spell
uint32 t = 0;
std::list<Unit *>::iterator itr = tempUnitMap.begin();
while(itr!= tempUnitMap.end() && (*itr)->GetDistance(m_caster) < radius)
++t, ++itr;
if(!t)
break;
itr = tempUnitMap.begin();
std::advance(itr, rand()%t);
Unit *pUnitTarget = *itr;
TagUnitMap.push_back(pUnitTarget);
tempUnitMap.erase(itr);
tempUnitMap.sort(TargetDistanceOrder(pUnitTarget));
t = unMaxTargets - 1;
Unit *prev = pUnitTarget;
std::list<Unit*>::iterator next = tempUnitMap.begin();
while(t && next != tempUnitMap.end() )
{
if(prev->GetDistance(*next) > CHAIN_SPELL_JUMP_RADIUS)
break;
if(!prev->IsWithinLOSInMap(*next))
{
++next;
continue;
}
prev = *next;
TagUnitMap.push_back(prev);
tempUnitMap.erase(next);
tempUnitMap.sort(TargetDistanceOrder(prev));
next = tempUnitMap.begin();
--t;
}
}break;
case TARGET_PET:
{
Pet* tmpUnit = m_caster->GetPet();
if (!tmpUnit) break;
TagUnitMap.push_back(tmpUnit);
break;
}
case TARGET_CHAIN_DAMAGE:
{
if (EffectChainTarget <= 1)
{
Unit* pUnitTarget = SelectMagnetTarget();
if(pUnitTarget)
TagUnitMap.push_back(pUnitTarget);
}
else
{
Unit* pUnitTarget = m_targets.getUnitTarget();
if(!pUnitTarget)
break;
unMaxTargets = EffectChainTarget;
float max_range;
if(m_spellInfo->DmgClass==SPELL_DAMAGE_CLASS_MELEE)
max_range = radius; //
else
//FIXME: This very like horrible hack and wrong for most spells
max_range = radius + unMaxTargets * CHAIN_SPELL_JUMP_RADIUS;
CellPair p(MaNGOS::ComputeCellPair(m_caster->GetPositionX(), m_caster->GetPositionY()));
Cell cell(p);
cell.data.Part.reserved = ALL_DISTRICT;
cell.SetNoCreate();
Unit* originalCaster = GetOriginalCaster();
if(originalCaster)
{
std::list<Unit *> tempUnitMap;
{
MaNGOS::AnyAoETargetUnitInObjectRangeCheck u_check(pUnitTarget, originalCaster, max_range);
MaNGOS::UnitListSearcher<MaNGOS::AnyAoETargetUnitInObjectRangeCheck> searcher(tempUnitMap, u_check);
TypeContainerVisitor<MaNGOS::UnitListSearcher<MaNGOS::AnyAoETargetUnitInObjectRangeCheck>, WorldTypeMapContainer > world_unit_searcher(searcher);
TypeContainerVisitor<MaNGOS::UnitListSearcher<MaNGOS::AnyAoETargetUnitInObjectRangeCheck>, GridTypeMapContainer > grid_unit_searcher(searcher);
CellLock<GridReadGuard> cell_lock(cell, p);
cell_lock->Visit(cell_lock, world_unit_searcher, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
cell_lock->Visit(cell_lock, grid_unit_searcher, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
}
tempUnitMap.sort(TargetDistanceOrder(pUnitTarget));
if(tempUnitMap.empty())
break;
if(*tempUnitMap.begin() == pUnitTarget)
tempUnitMap.erase(tempUnitMap.begin());
TagUnitMap.push_back(pUnitTarget);
uint32 t = unMaxTargets - 1;
Unit *prev = pUnitTarget;
std::list<Unit*>::iterator next = tempUnitMap.begin();
while(t && next != tempUnitMap.end() )
{
if(prev->GetDistance(*next) > CHAIN_SPELL_JUMP_RADIUS)
break;
if(!prev->IsWithinLOSInMap(*next))
{
++next;
continue;
}
prev = *next;
TagUnitMap.push_back(prev);
tempUnitMap.erase(next);
tempUnitMap.sort(TargetDistanceOrder(prev));
next = tempUnitMap.begin();
--t;
}
}
}
}break;
case TARGET_ALL_ENEMY_IN_AREA:
{
}break;
case TARGET_ALL_ENEMY_IN_AREA_INSTANT:
{
// targets the ground, not the units in the area
if (m_spellInfo->Effect[i]!=SPELL_EFFECT_PERSISTENT_AREA_AURA)
{
CellPair p(MaNGOS::ComputeCellPair(m_targets.m_destX, m_targets.m_destY));
Cell cell(p);
cell.data.Part.reserved = ALL_DISTRICT;
cell.SetNoCreate();
MaNGOS::SpellNotifierCreatureAndPlayer notifier(*this, TagUnitMap, radius, PUSH_DEST_CENTER,SPELL_TARGETS_AOE_DAMAGE);
TypeContainerVisitor<MaNGOS::SpellNotifierCreatureAndPlayer, WorldTypeMapContainer > world_object_notifier(notifier);
TypeContainerVisitor<MaNGOS::SpellNotifierCreatureAndPlayer, GridTypeMapContainer > grid_object_notifier(notifier);
CellLock<GridReadGuard> cell_lock(cell, p);
cell_lock->Visit(cell_lock, world_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
cell_lock->Visit(cell_lock, grid_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
// exclude caster (this can be important if this not original caster)
TagUnitMap.remove(m_caster);
}
}break;
case TARGET_DUELVSPLAYER_COORDINATES:
{
if(Unit* currentTarget = m_targets.getUnitTarget())
{
m_targets.setDestination(currentTarget->GetPositionX(), currentTarget->GetPositionY(), currentTarget->GetPositionZ());
TagUnitMap.push_back(currentTarget);
}
}break;
case TARGET_ALL_PARTY_AROUND_CASTER:
case TARGET_ALL_PARTY_AROUND_CASTER_2:
case TARGET_ALL_PARTY:
{
Player *pTarget = m_caster->GetCharmerOrOwnerPlayerOrPlayerItself();
Group *pGroup = pTarget ? pTarget->GetGroup() : NULL;
if(pGroup)
{
uint8 subgroup = pTarget->GetSubGroup();
for(GroupReference *itr = pGroup->GetFirstMember(); itr != NULL; itr = itr->next())
{
Player* Target = itr->getSource();
// IsHostileTo check duel and controlled by enemy
if( Target && Target->GetSubGroup()==subgroup && !m_caster->IsHostileTo(Target) )
{
if( m_caster->IsWithinDistInMap(Target, radius) )
TagUnitMap.push_back(Target);
if(Pet* pet = Target->GetPet())
if( m_caster->IsWithinDistInMap(pet, radius) )
TagUnitMap.push_back(pet);
}
}
}
else
{
Unit* ownerOrSelf = pTarget ? pTarget : m_caster->GetCharmerOrOwnerOrSelf();
if(ownerOrSelf==m_caster || m_caster->IsWithinDistInMap(ownerOrSelf, radius))
TagUnitMap.push_back(ownerOrSelf);
if(Pet* pet = ownerOrSelf->GetPet())
if( m_caster->IsWithinDistInMap(pet, radius) )
TagUnitMap.push_back(pet);
}
}break;
case TARGET_RANDOM_RAID_MEMBER:
{
if (m_caster->GetTypeId() == TYPEID_PLAYER)
if(Player* target = ((Player*)m_caster)->GetNextRandomRaidMember(radius))
TagUnitMap.push_back(target);
}break;
case TARGET_SINGLE_FRIEND:
case TARGET_SINGLE_FRIEND_2:
{
if(m_targets.getUnitTarget())
TagUnitMap.push_back(m_targets.getUnitTarget());
}break;
case TARGET_NONCOMBAT_PET:
{
if(Unit* target = m_targets.getUnitTarget())
if( target->GetTypeId() == TYPEID_UNIT && ((Creature*)target)->isPet() && ((Pet*)target)->getPetType() == MINI_PET)
TagUnitMap.push_back(target);
}break;
case TARGET_ALL_AROUND_CASTER:
{
CellPair p(MaNGOS::ComputeCellPair(m_caster->GetPositionX(), m_caster->GetPositionY()));
Cell cell(p);
cell.data.Part.reserved = ALL_DISTRICT;
cell.SetNoCreate();
MaNGOS::SpellNotifierCreatureAndPlayer notifier(*this, TagUnitMap, radius, PUSH_SELF_CENTER,SPELL_TARGETS_AOE_DAMAGE);
TypeContainerVisitor<MaNGOS::SpellNotifierCreatureAndPlayer, WorldTypeMapContainer > world_object_notifier(notifier);
TypeContainerVisitor<MaNGOS::SpellNotifierCreatureAndPlayer, GridTypeMapContainer > grid_object_notifier(notifier);
CellLock<GridReadGuard> cell_lock(cell, p);
cell_lock->Visit(cell_lock, world_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
cell_lock->Visit(cell_lock, grid_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
}break;
case TARGET_ALL_FRIENDLY_UNITS_AROUND_CASTER:
{
CellPair p(MaNGOS::ComputeCellPair(m_caster->GetPositionX(), m_caster->GetPositionY()));
Cell cell(p);
cell.data.Part.reserved = ALL_DISTRICT;
cell.SetNoCreate();
MaNGOS::SpellNotifierCreatureAndPlayer notifier(*this, TagUnitMap, radius, PUSH_SELF_CENTER,SPELL_TARGETS_FRIENDLY);
TypeContainerVisitor<MaNGOS::SpellNotifierCreatureAndPlayer, WorldTypeMapContainer > world_object_notifier(notifier);
TypeContainerVisitor<MaNGOS::SpellNotifierCreatureAndPlayer, GridTypeMapContainer > grid_object_notifier(notifier);
CellLock<GridReadGuard> cell_lock(cell, p);
cell_lock->Visit(cell_lock, world_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
cell_lock->Visit(cell_lock, grid_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
}break;
case TARGET_ALL_FRIENDLY_UNITS_IN_AREA:
{
CellPair p(MaNGOS::ComputeCellPair(m_targets.m_destX, m_targets.m_destY));
Cell cell(p);
cell.data.Part.reserved = ALL_DISTRICT;
cell.SetNoCreate();
MaNGOS::SpellNotifierCreatureAndPlayer notifier(*this, TagUnitMap, radius, PUSH_DEST_CENTER,SPELL_TARGETS_FRIENDLY);
TypeContainerVisitor<MaNGOS::SpellNotifierCreatureAndPlayer, WorldTypeMapContainer > world_object_notifier(notifier);
TypeContainerVisitor<MaNGOS::SpellNotifierCreatureAndPlayer, GridTypeMapContainer > grid_object_notifier(notifier);
CellLock<GridReadGuard> cell_lock(cell, p);
cell_lock->Visit(cell_lock, world_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
cell_lock->Visit(cell_lock, grid_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
}break;
// TARGET_SINGLE_PARTY means that the spells can only be casted on a party member and not on the caster (some sceals, fire shield from imp, etc..)
case TARGET_SINGLE_PARTY:
{
Unit *target = m_targets.getUnitTarget();
// Thoses spells apparently can't be casted on the caster.
if( target && target != m_caster)
{
// Can only be casted on group's members or its pets
Group *pGroup = NULL;
Unit* owner = m_caster->GetCharmerOrOwner();
Unit *targetOwner = target->GetCharmerOrOwner();
if(owner)
{
if(owner->GetTypeId() == TYPEID_PLAYER)
{
if( target == owner )
{
TagUnitMap.push_back(target);
break;
}
pGroup = ((Player*)owner)->GetGroup();
}
}
else if (m_caster->GetTypeId() == TYPEID_PLAYER)
{
if( targetOwner == m_caster && target->GetTypeId()==TYPEID_UNIT && ((Creature*)target)->isPet())
{
TagUnitMap.push_back(target);
break;
}
pGroup = ((Player*)m_caster)->GetGroup();
}
if(pGroup)
{
// Our target can also be a player's pet who's grouped with us or our pet. But can't be controlled player
if(targetOwner)
{
if( targetOwner->GetTypeId() == TYPEID_PLAYER &&
target->GetTypeId()==TYPEID_UNIT && (((Creature*)target)->isPet()) &&
target->GetOwnerGUID()==targetOwner->GetGUID() &&
pGroup->IsMember(((Player*)targetOwner)->GetGUID()))
{
TagUnitMap.push_back(target);
}
}
// 1Our target can be a player who is on our group
else if (target->GetTypeId() == TYPEID_PLAYER && pGroup->IsMember(((Player*)target)->GetGUID()))
{
TagUnitMap.push_back(target);
}
}
}
}break;
case TARGET_GAMEOBJECT:
{
if(m_targets.getGOTarget())
AddGOTarget(m_targets.getGOTarget(), i);
}break;
case TARGET_IN_FRONT_OF_CASTER:
{
CellPair p(MaNGOS::ComputeCellPair(m_caster->GetPositionX(), m_caster->GetPositionY()));
Cell cell(p);
cell.data.Part.reserved = ALL_DISTRICT;
cell.SetNoCreate();
bool inFront = m_spellInfo->SpellVisual != 3879;
MaNGOS::SpellNotifierCreatureAndPlayer notifier(*this, TagUnitMap, radius, inFront ? PUSH_IN_FRONT : PUSH_IN_BACK,SPELL_TARGETS_AOE_DAMAGE);
TypeContainerVisitor<MaNGOS::SpellNotifierCreatureAndPlayer, WorldTypeMapContainer > world_object_notifier(notifier);
TypeContainerVisitor<MaNGOS::SpellNotifierCreatureAndPlayer, GridTypeMapContainer > grid_object_notifier(notifier);
CellLock<GridReadGuard> cell_lock(cell, p);
cell_lock->Visit(cell_lock, world_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
cell_lock->Visit(cell_lock, grid_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
}break;
case TARGET_DUELVSPLAYER:
{
Unit *target = m_targets.getUnitTarget();
if(target)
{
if(m_caster->IsFriendlyTo(target))
{
TagUnitMap.push_back(target);
}
else
{
Unit* pUnitTarget = SelectMagnetTarget();
if(pUnitTarget)
TagUnitMap.push_back(pUnitTarget);
}
}
}break;
case TARGET_GAMEOBJECT_ITEM:
{
if(m_targets.getGOTargetGUID())
AddGOTarget(m_targets.getGOTarget(), i);
else if(m_targets.getItemTarget())
AddItemTarget(m_targets.getItemTarget(), i);
break;
}
case TARGET_MASTER:
{
if(Unit* owner = m_caster->GetCharmerOrOwner())
TagUnitMap.push_back(owner);
break;
}
case TARGET_ALL_ENEMY_IN_AREA_CHANNELED:
{
// targets the ground, not the units in the area
if (m_spellInfo->Effect[i]!=SPELL_EFFECT_PERSISTENT_AREA_AURA)
{
CellPair p(MaNGOS::ComputeCellPair(m_caster->GetPositionX(), m_caster->GetPositionY()));
Cell cell(p);
cell.data.Part.reserved = ALL_DISTRICT;
cell.SetNoCreate();
MaNGOS::SpellNotifierCreatureAndPlayer notifier(*this, TagUnitMap, radius, PUSH_DEST_CENTER,SPELL_TARGETS_AOE_DAMAGE);
TypeContainerVisitor<MaNGOS::SpellNotifierCreatureAndPlayer, WorldTypeMapContainer > world_object_notifier(notifier);
TypeContainerVisitor<MaNGOS::SpellNotifierCreatureAndPlayer, GridTypeMapContainer > grid_object_notifier(notifier);
CellLock<GridReadGuard> cell_lock(cell, p);
cell_lock->Visit(cell_lock, world_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
cell_lock->Visit(cell_lock, grid_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
}
}break;
case TARGET_MINION:
{
if(m_spellInfo->Effect[i] != SPELL_EFFECT_DUEL)
TagUnitMap.push_back(m_caster);
}break;
case TARGET_SINGLE_ENEMY:
{
Unit* pUnitTarget = SelectMagnetTarget();
if(pUnitTarget)
TagUnitMap.push_back(pUnitTarget);
}break;
case TARGET_AREAEFFECT_PARTY:
{
Unit* owner = m_caster->GetCharmerOrOwner();
Player *pTarget = NULL;
if(owner)
{
TagUnitMap.push_back(m_caster);
if(owner->GetTypeId() == TYPEID_PLAYER)
pTarget = (Player*)owner;
}
else if (m_caster->GetTypeId() == TYPEID_PLAYER)
{
if(Unit* target = m_targets.getUnitTarget())
{
if( target->GetTypeId() != TYPEID_PLAYER)
{
if(((Creature*)target)->isPet())
{
Unit *targetOwner = target->GetOwner();
if(targetOwner->GetTypeId() == TYPEID_PLAYER)
pTarget = (Player*)targetOwner;
}
}
else
pTarget = (Player*)target;
}
}
Group* pGroup = pTarget ? pTarget->GetGroup() : NULL;
if(pGroup)
{
uint8 subgroup = pTarget->GetSubGroup();
for(GroupReference *itr = pGroup->GetFirstMember(); itr != NULL; itr = itr->next())
{
Player* Target = itr->getSource();
// IsHostileTo check duel and controlled by enemy
if(Target && Target->GetSubGroup()==subgroup && !m_caster->IsHostileTo(Target))
{
if( pTarget->IsWithinDistInMap(Target, radius) )
TagUnitMap.push_back(Target);
if(Pet* pet = Target->GetPet())
if( pTarget->IsWithinDistInMap(pet, radius) )
TagUnitMap.push_back(pet);
}
}
}
else if (owner)
{
if(m_caster->IsWithinDistInMap(owner, radius))
TagUnitMap.push_back(owner);
}
else if(pTarget)
{
TagUnitMap.push_back(pTarget);
if(Pet* pet = pTarget->GetPet())
if( m_caster->IsWithinDistInMap(pet, radius) )
TagUnitMap.push_back(pet);
}
}break;
case TARGET_SCRIPT:
{
if(m_targets.getUnitTarget())
TagUnitMap.push_back(m_targets.getUnitTarget());
if(m_targets.getItemTarget())
AddItemTarget(m_targets.getItemTarget(), i);
}break;
case TARGET_SELF_FISHING:
{
TagUnitMap.push_back(m_caster);
}break;
case TARGET_CHAIN_HEAL:
{
Unit* pUnitTarget = m_targets.getUnitTarget();
if(!pUnitTarget)
break;
if (EffectChainTarget <= 1)
TagUnitMap.push_back(pUnitTarget);
else
{
unMaxTargets = EffectChainTarget;
float max_range = radius + unMaxTargets * CHAIN_SPELL_JUMP_RADIUS;
std::list<Unit *> tempUnitMap;
{
CellPair p(MaNGOS::ComputeCellPair(m_caster->GetPositionX(), m_caster->GetPositionY()));
Cell cell(p);
cell.data.Part.reserved = ALL_DISTRICT;
cell.SetNoCreate();
MaNGOS::SpellNotifierCreatureAndPlayer notifier(*this, tempUnitMap, max_range, PUSH_SELF_CENTER, SPELL_TARGETS_FRIENDLY);
TypeContainerVisitor<MaNGOS::SpellNotifierCreatureAndPlayer, WorldTypeMapContainer > world_object_notifier(notifier);
TypeContainerVisitor<MaNGOS::SpellNotifierCreatureAndPlayer, GridTypeMapContainer > grid_object_notifier(notifier);
CellLock<GridReadGuard> cell_lock(cell, p);
cell_lock->Visit(cell_lock, world_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
cell_lock->Visit(cell_lock, grid_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
}
if(m_caster != pUnitTarget && std::find(tempUnitMap.begin(),tempUnitMap.end(),m_caster) == tempUnitMap.end() )
tempUnitMap.push_front(m_caster);
tempUnitMap.sort(TargetDistanceOrder(pUnitTarget));
if(tempUnitMap.empty())
break;
if(*tempUnitMap.begin() == pUnitTarget)
tempUnitMap.erase(tempUnitMap.begin());
TagUnitMap.push_back(pUnitTarget);
uint32 t = unMaxTargets - 1;
Unit *prev = pUnitTarget;
std::list<Unit*>::iterator next = tempUnitMap.begin();
while(t && next != tempUnitMap.end() )
{
if(prev->GetDistance(*next) > CHAIN_SPELL_JUMP_RADIUS)
break;
if(!prev->IsWithinLOSInMap(*next))
{
++next;
continue;
}
if((*next)->GetHealth() == (*next)->GetMaxHealth())
{
next = tempUnitMap.erase(next);
continue;
}
prev = *next;
TagUnitMap.push_back(prev);
tempUnitMap.erase(next);
tempUnitMap.sort(TargetDistanceOrder(prev));
next = tempUnitMap.begin();
--t;
}
}
}break;
case TARGET_CURRENT_ENEMY_COORDINATES:
{
Unit* currentTarget = m_targets.getUnitTarget();
if(currentTarget)
{
TagUnitMap.push_back(currentTarget);
m_targets.setDestination(currentTarget->GetPositionX(), currentTarget->GetPositionY(), currentTarget->GetPositionZ());
if(m_spellInfo->EffectImplicitTargetB[i]==TARGET_ALL_ENEMY_IN_AREA_INSTANT)
{
CellPair p(MaNGOS::ComputeCellPair(currentTarget->GetPositionX(), currentTarget->GetPositionY()));
Cell cell(p);
cell.data.Part.reserved = ALL_DISTRICT;
cell.SetNoCreate();
MaNGOS::SpellNotifierCreatureAndPlayer notifier(*this, TagUnitMap, radius,PUSH_TARGET_CENTER, SPELL_TARGETS_AOE_DAMAGE);
TypeContainerVisitor<MaNGOS::SpellNotifierCreatureAndPlayer, WorldTypeMapContainer > world_notifier(notifier);
TypeContainerVisitor<MaNGOS::SpellNotifierCreatureAndPlayer, GridTypeMapContainer > grid_notifier(notifier);
CellLock<GridReadGuard> cell_lock(cell, p);
cell_lock->Visit(cell_lock, world_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
cell_lock->Visit(cell_lock, grid_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
}
}
}break;
case TARGET_AREAEFFECT_PARTY_AND_CLASS:
{
Player* targetPlayer = m_targets.getUnitTarget() && m_targets.getUnitTarget()->GetTypeId() == TYPEID_PLAYER
? (Player*)m_targets.getUnitTarget() : NULL;
Group* pGroup = targetPlayer ? targetPlayer->GetGroup() : NULL;
if(pGroup)
{
for(GroupReference *itr = pGroup->GetFirstMember(); itr != NULL; itr = itr->next())
{
Player* Target = itr->getSource();
// IsHostileTo check duel and controlled by enemy
if( Target && targetPlayer->IsWithinDistInMap(Target, radius) &&
targetPlayer->getClass() == Target->getClass() &&
!m_caster->IsHostileTo(Target) )
{
TagUnitMap.push_back(Target);
}
}
}
else if(m_targets.getUnitTarget())
TagUnitMap.push_back(m_targets.getUnitTarget());
break;
}
case TARGET_TABLE_X_Y_Z_COORDINATES:
{
SpellTargetPosition const* st = spellmgr.GetSpellTargetPosition(m_spellInfo->Id);
if(st)
{
if (st->target_mapId == m_caster->GetMapId())
m_targets.setDestination(st->target_X, st->target_Y, st->target_Z);
// if B==TARGET_TABLE_X_Y_Z_COORDINATES then A already fill all required targets
if (m_spellInfo->EffectImplicitTargetB[i] && m_spellInfo->EffectImplicitTargetB[i]!=TARGET_TABLE_X_Y_Z_COORDINATES)
{
CellPair p(MaNGOS::ComputeCellPair(m_caster->GetPositionX(), m_caster->GetPositionY()));
Cell cell(p);
cell.data.Part.reserved = ALL_DISTRICT;
cell.SetNoCreate();
SpellTargets targetB = SPELL_TARGETS_AOE_DAMAGE;
// Select friendly targets for positive effect
if (IsPositiveEffect(m_spellInfo->Id, i))
targetB = SPELL_TARGETS_FRIENDLY;
MaNGOS::SpellNotifierCreatureAndPlayer notifier(*this, TagUnitMap, radius,PUSH_DEST_CENTER, targetB);
TypeContainerVisitor<MaNGOS::SpellNotifierCreatureAndPlayer, WorldTypeMapContainer > world_notifier(notifier);
TypeContainerVisitor<MaNGOS::SpellNotifierCreatureAndPlayer, GridTypeMapContainer > grid_notifier(notifier);
CellLock<GridReadGuard> cell_lock(cell, p);
cell_lock->Visit(cell_lock, world_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
cell_lock->Visit(cell_lock, grid_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
}
}
else
sLog.outError( "SPELL: unknown target coordinates for spell ID %u\n", m_spellInfo->Id );
}break;
case TARGET_BEHIND_VICTIM:
{
Unit *pTarget = m_caster->getVictim();
if(!pTarget && m_caster->GetTypeId() == TYPEID_PLAYER)
pTarget = ObjectAccessor::GetUnit(*m_caster, ((Player*)m_caster)->GetSelection());
if(pTarget)
{
float _target_x, _target_y, _target_z;
pTarget->GetClosePoint(_target_x, _target_y, _target_z, m_caster->GetObjectSize(), CONTACT_DISTANCE, M_PI);
if(pTarget->IsWithinLOS(_target_x,_target_y,_target_z))
m_targets.setDestination(_target_x, _target_y, _target_z);
}
}break;
default:
break;
}
if (unMaxTargets && TagUnitMap.size() > unMaxTargets)
{
// make sure one unit is always removed per iteration
uint32 removed_utarget = 0;
for (std::list<Unit*>::iterator itr = TagUnitMap.begin(), next; itr != TagUnitMap.end(); itr = next)
{
next = itr;
++next;
if (!*itr) continue;
if ((*itr) == m_targets.getUnitTarget())
{
TagUnitMap.erase(itr);
removed_utarget = 1;
// break;
}
}
// remove random units from the map
while (TagUnitMap.size() > unMaxTargets - removed_utarget)
{
uint32 poz = urand(0, TagUnitMap.size()-1);
for (std::list<Unit*>::iterator itr = TagUnitMap.begin(); itr != TagUnitMap.end(); ++itr, --poz)
{
if (!*itr) continue;
if (!poz)
{
TagUnitMap.erase(itr);
break;
}
}
}
// the player's target will always be added to the map
if (removed_utarget && m_targets.getUnitTarget())
TagUnitMap.push_back(m_targets.getUnitTarget());
}
}
void Spell::prepare(SpellCastTargets * targets, Aura* triggeredByAura)
{
m_targets = *targets;
m_spellState = SPELL_STATE_PREPARING;
m_castPositionX = m_caster->GetPositionX();
m_castPositionY = m_caster->GetPositionY();
m_castPositionZ = m_caster->GetPositionZ();
m_castOrientation = m_caster->GetOrientation();
if(triggeredByAura)
m_triggeredByAuraSpell = triggeredByAura->GetSpellProto();
// create and add update event for this spell
SpellEvent* Event = new SpellEvent(this);
m_caster->m_Events.AddEvent(Event, m_caster->m_Events.CalculateTime(1));
//Prevent casting at cast another spell (ServerSide check)
if(m_caster->IsNonMeleeSpellCasted(false, true) && m_cast_count)
{
SendCastResult(SPELL_FAILED_SPELL_IN_PROGRESS);
finish(false);
return;
}
// Fill cost data
m_powerCost = CalculatePowerCost();
uint8 result = CanCast(true);
if(result != 0 && !IsAutoRepeat()) //always cast autorepeat dummy for triggering
{
if(triggeredByAura)
{
SendChannelUpdate(0);
triggeredByAura->SetAuraDuration(0);
}
SendCastResult(result);
finish(false);
return;
}
// calculate cast time (calculated after first CanCast check to prevent charge counting for first CanCast fail)
m_casttime = GetSpellCastTime(m_spellInfo, this);
// set timer base at cast time
ReSetTimer();
// stealth must be removed at cast starting (at show channel bar)
// skip triggered spell (item equip spell casting and other not explicit character casts/item uses)
if ( !m_IsTriggeredSpell && isSpellBreakStealth(m_spellInfo) )
{
m_caster->RemoveSpellsCausingAura(SPELL_AURA_MOD_STEALTH);
m_caster->RemoveSpellsCausingAura(SPELL_AURA_FEIGN_DEATH);
}
if(m_IsTriggeredSpell)
cast(true);
else
{
m_caster->SetCurrentCastedSpell( this );
m_selfContainer = &(m_caster->m_currentSpells[GetCurrentContainer()]);
SendSpellStart();
}
}
void Spell::cancel()
{
if(m_spellState == SPELL_STATE_FINISHED)
return;
m_autoRepeat = false;
switch (m_spellState)
{
case SPELL_STATE_PREPARING:
case SPELL_STATE_DELAYED:
{
SendInterrupted(0);
SendCastResult(SPELL_FAILED_INTERRUPTED);
} break;
case SPELL_STATE_CASTING:
{
for(std::list<TargetInfo>::iterator ihit= m_UniqueTargetInfo.begin();ihit != m_UniqueTargetInfo.end();++ihit)
{
if( ihit->missCondition == SPELL_MISS_NONE )
{
Unit* unit = m_caster->GetGUID()==(*ihit).targetGUID ? m_caster : ObjectAccessor::GetUnit(*m_caster, ihit->targetGUID);
if( unit && unit->isAlive() )
unit->RemoveAurasDueToSpell(m_spellInfo->Id);
}
}
m_caster->RemoveAurasDueToSpell(m_spellInfo->Id);
SendChannelUpdate(0);
SendInterrupted(0);
SendCastResult(SPELL_FAILED_INTERRUPTED);
} break;
default:
{
} break;
}
finish(false);
m_caster->RemoveDynObject(m_spellInfo->Id);
m_caster->RemoveGameObject(m_spellInfo->Id,true);
}
void Spell::cast(bool skipCheck)
{
SetExecutedCurrently(true);
uint8 castResult = 0;
// update pointers base at GUIDs to prevent access to non-existed already object
UpdatePointers();
// cancel at lost main target unit
if(!m_targets.getUnitTarget() && m_targets.getUnitTargetGUID() && m_targets.getUnitTargetGUID() != m_caster->GetGUID())
{
cancel();
SetExecutedCurrently(false);
return;
}
if(m_caster->GetTypeId() != TYPEID_PLAYER && m_targets.getUnitTarget() && m_targets.getUnitTarget() != m_caster)
m_caster->SetInFront(m_targets.getUnitTarget());
castResult = CheckPower();
if(castResult != 0)
{
SendCastResult(castResult);
finish(false);
SetExecutedCurrently(false);
return;
}
// triggered cast called from Spell::prepare where it was already checked
if(!skipCheck)
{
castResult = CanCast(false);
if(castResult != 0)
{
SendCastResult(castResult);
finish(false);
SetExecutedCurrently(false);
return;
}
}
// Conflagrate - consumes immolate
if ((m_spellInfo->TargetAuraState == AURA_STATE_IMMOLATE) && m_targets.getUnitTarget())
{
// for caster applied auras only
Unit::AuraList const &mPeriodic = m_targets.getUnitTarget()->GetAurasByType(SPELL_AURA_PERIODIC_DAMAGE);
for(Unit::AuraList::const_iterator i = mPeriodic.begin(); i != mPeriodic.end(); ++i)
{
if( (*i)->GetSpellProto()->SpellFamilyName == SPELLFAMILY_WARLOCK && ((*i)->GetSpellProto()->SpellFamilyFlags & 4) &&
(*i)->GetCasterGUID()==m_caster->GetGUID() )
{
m_targets.getUnitTarget()->RemoveAura((*i)->GetId(), (*i)->GetEffIndex());
break;
}
}
}
// traded items have trade slot instead of guid in m_itemTargetGUID
// set to real guid to be sent later to the client
m_targets.updateTradeSlotItem();
// CAST SPELL
SendSpellCooldown();
TakePower();
TakeReagents(); // we must remove reagents before HandleEffects to allow place crafted item in same slot
FillTargetMap();
if(m_spellState == SPELL_STATE_FINISHED) // stop cast if spell marked as finish somewhere in Take*/FillTargetMap
{
SetExecutedCurrently(false);
return;
}
SendCastResult(castResult);
SendSpellGo(); // we must send smsg_spell_go packet before m_castItem delete in TakeCastItem()...
// Pass cast spell event to handler (not send triggered by aura spells)
if (m_spellInfo->DmgClass != SPELL_DAMAGE_CLASS_MELEE && m_spellInfo->DmgClass != SPELL_DAMAGE_CLASS_RANGED && !m_triggeredByAuraSpell)
{
m_caster->ProcDamageAndSpell(m_targets.getUnitTarget(), PROC_FLAG_CAST_SPELL, PROC_FLAG_NONE, 0, SPELL_SCHOOL_MASK_NONE, m_spellInfo, m_IsTriggeredSpell);
// update pointers base at GUIDs to prevent access to non-existed already object
UpdatePointers(); // pointers can be invalidate at triggered spell casting
}
// Okay, everything is prepared. Now we need to distinguish between immediate and evented delayed spells
if (m_spellInfo->speed > 0.0f)
{
// Remove used for cast item if need (it can be already NULL after TakeReagents call
// in case delayed spell remove item at cast delay start
TakeCastItem();
// Okay, maps created, now prepare flags
m_immediateHandled = false;
m_spellState = SPELL_STATE_DELAYED;
SetDelayStart(0);
}
else
{
// Immediate spell, no big deal
handle_immediate();
}
SetExecutedCurrently(false);
}
void Spell::handle_immediate()
{
// start channeling if applicable
if(IsChanneledSpell(m_spellInfo))
{
m_spellState = SPELL_STATE_CASTING;
SendChannelStart(GetSpellDuration(m_spellInfo));
}
// process immediate effects (items, ground, etc.) also initialize some variables
_handle_immediate_phase();
for(std::list<TargetInfo>::iterator ihit= m_UniqueTargetInfo.begin();ihit != m_UniqueTargetInfo.end();++ihit)
DoAllEffectOnTarget(&(*ihit));
for(std::list<GOTargetInfo>::iterator ihit= m_UniqueGOTargetInfo.begin();ihit != m_UniqueGOTargetInfo.end();++ihit)
DoAllEffectOnTarget(&(*ihit));
// spell is finished, perform some last features of the spell here
_handle_finish_phase();
// Remove used for cast item if need (it can be already NULL after TakeReagents call
TakeCastItem();
if(m_spellState != SPELL_STATE_CASTING)
finish(true); // successfully finish spell cast (not last in case autorepeat or channel spell)
}
uint64 Spell::handle_delayed(uint64 t_offset)
{
uint64 next_time = 0;
if (!m_immediateHandled)
{
_handle_immediate_phase();
m_immediateHandled = true;
}
// now recheck units targeting correctness (need before any effects apply to prevent adding immunity at first effect not allow apply second spell effect and similar cases)
for(std::list<TargetInfo>::iterator ihit= m_UniqueTargetInfo.begin(); ihit != m_UniqueTargetInfo.end();++ihit)
{
if (ihit->processed == false)
{
if ( ihit->timeDelay <= t_offset )
DoAllEffectOnTarget(&(*ihit));
else if( next_time == 0 || ihit->timeDelay < next_time )
next_time = ihit->timeDelay;
}
}
// now recheck gameobject targeting correctness
for(std::list<GOTargetInfo>::iterator ighit= m_UniqueGOTargetInfo.begin(); ighit != m_UniqueGOTargetInfo.end();++ighit)
{
if (ighit->processed == false)
{
if ( ighit->timeDelay <= t_offset )
DoAllEffectOnTarget(&(*ighit));
else if( next_time == 0 || ighit->timeDelay < next_time )
next_time = ighit->timeDelay;
}
}
// All targets passed - need finish phase
if (next_time == 0)
{
// spell is finished, perform some last features of the spell here
_handle_finish_phase();
finish(true); // successfully finish spell cast
// return zero, spell is finished now
return 0;
}
else
{
// spell is unfinished, return next execution time
return next_time;
}
}
void Spell::_handle_immediate_phase()
{
// handle some immediate features of the spell here
HandleThreatSpells(m_spellInfo->Id);
m_needSpellLog = IsNeedSendToClient();
for(uint32 j = 0;j<3;j++)
{
if(m_spellInfo->Effect[j]==0)
continue;
// apply Send Event effect to ground in case empty target lists
if( m_spellInfo->Effect[j] == SPELL_EFFECT_SEND_EVENT && !HaveTargetsForEffect(j) )
{
HandleEffects(NULL,NULL,NULL, j);
continue;
}
// Don't do spell log, if is school damage spell
if(m_spellInfo->Effect[j] == SPELL_EFFECT_SCHOOL_DAMAGE || m_spellInfo->Effect[j] == 0)
m_needSpellLog = false;
uint32 EffectChainTarget = m_spellInfo->EffectChainTarget[j];
if(m_originalCaster)
if(Player* modOwner = m_originalCaster->GetSpellModOwner())
modOwner->ApplySpellMod(m_spellInfo->Id, SPELLMOD_JUMP_TARGETS, EffectChainTarget, this);
// initialize multipliers
m_damageMultipliers[j] = 1.0f;
if( (m_spellInfo->EffectImplicitTargetA[j] == TARGET_CHAIN_DAMAGE || m_spellInfo->EffectImplicitTargetA[j] == TARGET_CHAIN_HEAL) &&
(EffectChainTarget > 1) )
m_applyMultiplierMask |= 1 << j;
}
// initialize Diminishing Returns Data
m_diminishLevel = DIMINISHING_LEVEL_1;
m_diminishGroup = DIMINISHING_NONE;
// process items
for(std::list<ItemTargetInfo>::iterator ihit= m_UniqueItemInfo.begin();ihit != m_UniqueItemInfo.end();++ihit)
DoAllEffectOnTarget(&(*ihit));
// process ground
for(uint32 j = 0;j<3;j++)
{
// persistent area auras target only the ground
if(m_spellInfo->Effect[j] == SPELL_EFFECT_PERSISTENT_AREA_AURA)
HandleEffects(NULL,NULL,NULL, j);
}
}
void Spell::_handle_finish_phase()
{
// spell log
if(m_needSpellLog)
SendLogExecute();
}
void Spell::SendSpellCooldown()
{
if(m_caster->GetTypeId() != TYPEID_PLAYER)
return;
Player* _player = (Player*)m_caster;
// Add cooldown for max (disable spell)
// Cooldown started on SendCooldownEvent call
if (m_spellInfo->Attributes & SPELL_ATTR_DISABLED_WHILE_ACTIVE)
{
_player->AddSpellCooldown(m_spellInfo->Id, 0, time(NULL) - 1);
return;
}
// init cooldown values
uint32 cat = 0;
int32 rec = -1;
int32 catrec = -1;
// some special item spells without correct cooldown in SpellInfo
// cooldown information stored in item prototype
// This used in same way in WorldSession::HandleItemQuerySingleOpcode data sending to client.
if(m_CastItem)
{
ItemPrototype const* proto = m_CastItem->GetProto();
if(proto)
{
for(int idx = 0; idx < 5; ++idx)
{
if(proto->Spells[idx].SpellId == m_spellInfo->Id)
{
cat = proto->Spells[idx].SpellCategory;
rec = proto->Spells[idx].SpellCooldown;
catrec = proto->Spells[idx].SpellCategoryCooldown;
break;
}
}
}
}
// if no cooldown found above then base at DBC data
if(rec < 0 && catrec < 0)
{
cat = m_spellInfo->Category;
rec = m_spellInfo->RecoveryTime;
catrec = m_spellInfo->CategoryRecoveryTime;
}
// shoot spells used equipped item cooldown values already assigned in GetAttackTime(RANGED_ATTACK)
// prevent 0 cooldowns set by another way
if (rec <= 0 && catrec <= 0 && (cat == 76 || cat == 351))
rec = _player->GetAttackTime(RANGED_ATTACK);
// Now we have cooldown data (if found any), time to apply mods
if(rec > 0)
_player->ApplySpellMod(m_spellInfo->Id, SPELLMOD_COOLDOWN, rec, this);
if(catrec > 0)
_player->ApplySpellMod(m_spellInfo->Id, SPELLMOD_COOLDOWN, catrec, this);
// replace negative cooldowns by 0
if (rec < 0) rec = 0;
if (catrec < 0) catrec = 0;
// no cooldown after applying spell mods
if( rec == 0 && catrec == 0)
return;
time_t curTime = time(NULL);
time_t catrecTime = catrec ? curTime+catrec/1000 : 0; // in secs
time_t recTime = rec ? curTime+rec/1000 : catrecTime;// in secs
// self spell cooldown
if(recTime > 0)
_player->AddSpellCooldown(m_spellInfo->Id, m_CastItem ? m_CastItem->GetEntry() : 0, recTime);
// category spells
if (catrec > 0)
{
SpellCategoryStore::const_iterator i_scstore = sSpellCategoryStore.find(cat);
if(i_scstore != sSpellCategoryStore.end())
{
for(SpellCategorySet::const_iterator i_scset = i_scstore->second.begin(); i_scset != i_scstore->second.end(); ++i_scset)
{
if(*i_scset == m_spellInfo->Id) // skip main spell, already handled above
continue;
_player->AddSpellCooldown(m_spellInfo->Id, m_CastItem ? m_CastItem->GetEntry() : 0, catrecTime);
}
}
}
}
void Spell::update(uint32 difftime)
{
// update pointers based at it's GUIDs
UpdatePointers();
if(m_targets.getUnitTargetGUID() && !m_targets.getUnitTarget())
{
cancel();
return;
}
// check if the player caster has moved before the spell finished
if ((m_caster->GetTypeId() == TYPEID_PLAYER && m_timer != 0) &&
(m_castPositionX != m_caster->GetPositionX() || m_castPositionY != m_caster->GetPositionY() || m_castPositionZ != m_caster->GetPositionZ()) &&
(m_spellInfo->Effect[0] != SPELL_EFFECT_STUCK || !m_caster->HasUnitMovementFlag(MOVEMENTFLAG_FALLING)))
{
// always cancel for channeled spells
if( m_spellState == SPELL_STATE_CASTING )
cancel();
// don't cancel for melee, autorepeat, triggered and instant spells
else if(!IsNextMeleeSwingSpell() && !IsAutoRepeat() && !m_IsTriggeredSpell && (m_spellInfo->InterruptFlags & SPELL_INTERRUPT_FLAG_MOVEMENT))
cancel();
}
switch(m_spellState)
{
case SPELL_STATE_PREPARING:
{
if(m_timer)
{
if(difftime >= m_timer)
m_timer = 0;
else
m_timer -= difftime;
}
if(m_timer == 0 && !IsNextMeleeSwingSpell() && !IsAutoRepeat())
cast();
} break;
case SPELL_STATE_CASTING:
{
if(m_timer > 0)
{
if( m_caster->GetTypeId() == TYPEID_PLAYER )
{
// check if player has jumped before the channeling finished
if(m_caster->HasUnitMovementFlag(MOVEMENTFLAG_JUMPING))
cancel();
// check for incapacitating player states
if( m_caster->hasUnitState(UNIT_STAT_STUNNED | UNIT_STAT_CONFUSED))
cancel();
// check if player has turned if flag is set
if( m_spellInfo->ChannelInterruptFlags & CHANNEL_FLAG_TURNING && m_castOrientation != m_caster->GetOrientation() )
cancel();
}
// check if there are alive targets left
if (!IsAliveUnitPresentInTargetList())
{
SendChannelUpdate(0);
finish();
}
if(difftime >= m_timer)
m_timer = 0;
else
m_timer -= difftime;
}
if(m_timer == 0)
{
SendChannelUpdate(0);
// channeled spell processed independently for quest targeting
// cast at creature (or GO) quest objectives update at successful cast channel finished
// ignore autorepeat/melee casts for speed (not exist quest for spells (hm... )
if( m_caster->GetTypeId() == TYPEID_PLAYER && !IsAutoRepeat() && !IsNextMeleeSwingSpell() )
{
for(std::list<TargetInfo>::iterator ihit= m_UniqueTargetInfo.begin();ihit != m_UniqueTargetInfo.end();++ihit)
{
TargetInfo* target = &*ihit;
if(!IS_CREATURE_GUID(target->targetGUID))
continue;
Unit* unit = m_caster->GetGUID()==target->targetGUID ? m_caster : ObjectAccessor::GetUnit(*m_caster,target->targetGUID);
if (unit==NULL)
continue;
((Player*)m_caster)->CastedCreatureOrGO(unit->GetEntry(),unit->GetGUID(),m_spellInfo->Id);
}
for(std::list<GOTargetInfo>::iterator ihit= m_UniqueGOTargetInfo.begin();ihit != m_UniqueGOTargetInfo.end();++ihit)
{
GOTargetInfo* target = &*ihit;
GameObject* go = ObjectAccessor::GetGameObject(*m_caster, target->targetGUID);
if(!go)
continue;
((Player*)m_caster)->CastedCreatureOrGO(go->GetEntry(),go->GetGUID(),m_spellInfo->Id);
}
}
finish();
}
} break;
default:
{
}break;
}
}
void Spell::finish(bool ok)
{
if(!m_caster)
return;
if(m_spellState == SPELL_STATE_FINISHED)
return;
m_spellState = SPELL_STATE_FINISHED;
//remove spell mods
if (m_caster->GetTypeId() == TYPEID_PLAYER)
((Player*)m_caster)->RemoveSpellMods(this);
// other code related only to successfully finished spells
if(!ok)
return;
//handle SPELL_AURA_ADD_TARGET_TRIGGER auras
Unit::AuraList const& targetTriggers = m_caster->GetAurasByType(SPELL_AURA_ADD_TARGET_TRIGGER);
for(Unit::AuraList::const_iterator i = targetTriggers.begin(); i != targetTriggers.end(); ++i)
{
SpellEntry const *auraSpellInfo = (*i)->GetSpellProto();
uint32 auraSpellIdx = (*i)->GetEffIndex();
if (IsAffectedBy(auraSpellInfo, auraSpellIdx))
{
for(std::list<TargetInfo>::iterator ihit= m_UniqueTargetInfo.begin();ihit != m_UniqueTargetInfo.end();++ihit)
if( ihit->effectMask & (1<<auraSpellIdx) )
{
// check m_caster->GetGUID() let load auras at login and speedup most often case
Unit *unit = m_caster->GetGUID()== ihit->targetGUID ? m_caster : ObjectAccessor::GetUnit(*m_caster, ihit->targetGUID);
if (unit && unit->isAlive())
{
// Calculate chance at that moment (can be depend for example from combo points)
int32 chance = m_caster->CalculateSpellDamage(auraSpellInfo, auraSpellIdx, (*i)->GetBasePoints(),unit);
if(roll_chance_i(chance))
m_caster->CastSpell(unit, auraSpellInfo->EffectTriggerSpell[auraSpellIdx], true, NULL, (*i));
}
}
}
}
if (IsMeleeAttackResetSpell())
{
m_caster->resetAttackTimer(BASE_ATTACK);
if(m_caster->haveOffhandWeapon())
m_caster->resetAttackTimer(OFF_ATTACK);
}
/*if (IsRangedAttackResetSpell())
m_caster->resetAttackTimer(RANGED_ATTACK);*/
// Clear combo at finish state
if(m_caster->GetTypeId() == TYPEID_PLAYER && NeedsComboPoints(m_spellInfo))
((Player*)m_caster)->ClearComboPoints();
// call triggered spell only at successful cast (after clear combo points -> for add some if need)
if(!m_TriggerSpells.empty())
TriggerSpell();
// Stop Attack for some spells
if( m_spellInfo->Attributes & SPELL_ATTR_STOP_ATTACK_TARGET )
m_caster->AttackStop();
}
void Spell::SendCastResult(uint8 result)
{
if (m_caster->GetTypeId() != TYPEID_PLAYER)
return;
if(((Player*)m_caster)->GetSession()->PlayerLoading()) // don't send cast results at loading time
return;
if(result != 0)
{
WorldPacket data(SMSG_CAST_FAILED, (4+1+1));
data << uint32(m_spellInfo->Id);
data << uint8(result); // problem
data << uint8(m_cast_count); // single cast or multi 2.3 (0/1)
switch (result)
{
case SPELL_FAILED_REQUIRES_SPELL_FOCUS:
data << uint32(m_spellInfo->RequiresSpellFocus);
break;
case SPELL_FAILED_REQUIRES_AREA:
// hardcode areas limitation case
if( m_spellInfo->Id==41618 || m_spellInfo->Id==41620 )
data << uint32(3842);
else if( m_spellInfo->Id==41617 || m_spellInfo->Id==41619 )
data << uint32(3905);
// normal case
else
data << uint32(m_spellInfo->AreaId);
break;
case SPELL_FAILED_TOTEMS:
if(m_spellInfo->Totem[0])
data << uint32(m_spellInfo->Totem[0]);
if(m_spellInfo->Totem[1])
data << uint32(m_spellInfo->Totem[1]);
break;
case SPELL_FAILED_TOTEM_CATEGORY:
if(m_spellInfo->TotemCategory[0])
data << uint32(m_spellInfo->TotemCategory[0]);
if(m_spellInfo->TotemCategory[1])
data << uint32(m_spellInfo->TotemCategory[1]);
break;
case SPELL_FAILED_EQUIPPED_ITEM_CLASS:
data << uint32(m_spellInfo->EquippedItemClass);
data << uint32(m_spellInfo->EquippedItemSubClassMask);
data << uint32(m_spellInfo->EquippedItemInventoryTypeMask);
break;
}
((Player*)m_caster)->GetSession()->SendPacket(&data);
}
else
{
WorldPacket data(SMSG_CLEAR_EXTRA_AURA_INFO, (8+4));
data.append(m_caster->GetPackGUID());
data << uint32(m_spellInfo->Id);
((Player*)m_caster)->GetSession()->SendPacket(&data);
}
}
void Spell::SendSpellStart()
{
if(!IsNeedSendToClient())
return;
sLog.outDebug("Sending SMSG_SPELL_START id=%u",m_spellInfo->Id);
uint16 castFlags = CAST_FLAG_UNKNOWN1;
if(IsRangedSpell())
castFlags |= CAST_FLAG_AMMO;
Unit * target;
if(!m_targets.getUnitTarget())
target = m_caster;
else
target = m_targets.getUnitTarget();
WorldPacket data(SMSG_SPELL_START, (8+8+4+4+2));
if(m_CastItem)
data.append(m_CastItem->GetPackGUID());
else
data.append(m_caster->GetPackGUID());
data.append(m_caster->GetPackGUID());
data << uint32(m_spellInfo->Id);
data << uint8(m_cast_count); // single cast or multi 2.3 (0/1)
data << uint16(castFlags);
data << uint32(m_timer);
m_targets.write(&data);
if( castFlags & CAST_FLAG_AMMO )
WriteAmmoToPacket(&data);
m_caster->SendMessageToSet(&data, true);
}
void Spell::SendSpellGo()
{
// not send invisible spell casting
if(!IsNeedSendToClient())
return;
sLog.outDebug("Sending SMSG_SPELL_GO id=%u",m_spellInfo->Id);
Unit * target;
if(!m_targets.getUnitTarget())
target = m_caster;
else
target = m_targets.getUnitTarget();
uint16 castFlags = CAST_FLAG_UNKNOWN3;
if(IsRangedSpell())
castFlags |= CAST_FLAG_AMMO;
WorldPacket data(SMSG_SPELL_GO, 50); // guess size
if(m_CastItem)
data.append(m_CastItem->GetPackGUID());
else
data.append(m_caster->GetPackGUID());
data.append(m_caster->GetPackGUID());
data << uint32(m_spellInfo->Id);
data << uint16(castFlags);
data << uint32(getMSTime()); // timestamp
WriteSpellGoTargets(&data);
m_targets.write(&data);
if( castFlags & CAST_FLAG_AMMO )
WriteAmmoToPacket(&data);
m_caster->SendMessageToSet(&data, true);
}
void Spell::WriteAmmoToPacket( WorldPacket * data )
{
uint32 ammoInventoryType = 0;
uint32 ammoDisplayID = 0;
if (m_caster->GetTypeId() == TYPEID_PLAYER)
{
Item *pItem = ((Player*)m_caster)->GetWeaponForAttack( RANGED_ATTACK );
if(pItem)
{
ammoInventoryType = pItem->GetProto()->InventoryType;
if( ammoInventoryType == INVTYPE_THROWN )
ammoDisplayID = pItem->GetProto()->DisplayInfoID;
else
{
uint32 ammoID = ((Player*)m_caster)->GetUInt32Value(PLAYER_AMMO_ID);
if(ammoID)
{
ItemPrototype const *pProto = objmgr.GetItemPrototype( ammoID );
if(pProto)
{
ammoDisplayID = pProto->DisplayInfoID;
ammoInventoryType = pProto->InventoryType;
}
}
else if(m_caster->GetDummyAura(46699)) // Requires No Ammo
{
ammoDisplayID = 5996; // normal arrow
ammoInventoryType = INVTYPE_AMMO;
}
}
}
}
// TODO: implement selection ammo data based at ranged weapon stored in equipmodel/equipinfo/equipslot fields
*data << uint32(ammoDisplayID);
*data << uint32(ammoInventoryType);
}
void Spell::WriteSpellGoTargets( WorldPacket * data )
{
*data << (uint8)m_countOfHit;
for(std::list<TargetInfo>::iterator ihit= m_UniqueTargetInfo.begin();ihit != m_UniqueTargetInfo.end();++ihit)
if ((*ihit).missCondition == SPELL_MISS_NONE) // Add only hits
*data << uint64(ihit->targetGUID);
for(std::list<GOTargetInfo>::iterator ighit= m_UniqueGOTargetInfo.begin();ighit != m_UniqueGOTargetInfo.end();++ighit)
*data << uint64(ighit->targetGUID); // Always hits
*data << (uint8)m_countOfMiss;
for(std::list<TargetInfo>::iterator ihit= m_UniqueTargetInfo.begin();ihit != m_UniqueTargetInfo.end();++ihit)
{
if( ihit->missCondition != SPELL_MISS_NONE ) // Add only miss
{
*data << uint64(ihit->targetGUID);
*data << uint8(ihit->missCondition);
if( ihit->missCondition == SPELL_MISS_REFLECT )
*data << uint8(ihit->reflectResult);
}
}
}
void Spell::SendLogExecute()
{
Unit *target = m_targets.getUnitTarget() ? m_targets.getUnitTarget() : m_caster;
WorldPacket data(SMSG_SPELLLOGEXECUTE, (8+4+4+4+4+8));
if(m_caster->GetTypeId() == TYPEID_PLAYER)
data.append(m_caster->GetPackGUID());
else
data.append(target->GetPackGUID());
data << uint32(m_spellInfo->Id);
uint32 count1 = 1;
data << uint32(count1); // count1 (effect count?)
for(uint32 i = 0; i < count1; ++i)
{
data << uint32(m_spellInfo->Effect[0]); // spell effect?
uint32 count2 = 1;
data << uint32(count2); // count2 (target count?)
for(uint32 j = 0; j < count2; ++j)
{
switch(m_spellInfo->Effect[0])
{
case SPELL_EFFECT_POWER_DRAIN:
if(Unit *unit = m_targets.getUnitTarget())
data.append(unit->GetPackGUID());
else
data << uint8(0);
data << uint32(0);
data << uint32(0);
data << float(0);
break;
case SPELL_EFFECT_ADD_EXTRA_ATTACKS:
if(Unit *unit = m_targets.getUnitTarget())
data.append(unit->GetPackGUID());
else
data << uint8(0);
data << uint32(0); // count?
break;
case SPELL_EFFECT_INTERRUPT_CAST:
if(Unit *unit = m_targets.getUnitTarget())
data.append(unit->GetPackGUID());
else
data << uint8(0);
data << uint32(0); // spellid
break;
case SPELL_EFFECT_DURABILITY_DAMAGE:
if(Unit *unit = m_targets.getUnitTarget())
data.append(unit->GetPackGUID());
else
data << uint8(0);
data << uint32(0);
data << uint32(0);
break;
case SPELL_EFFECT_OPEN_LOCK:
case SPELL_EFFECT_OPEN_LOCK_ITEM:
if(Item *item = m_targets.getItemTarget())
data.append(item->GetPackGUID());
else
data << uint8(0);
break;
case SPELL_EFFECT_CREATE_ITEM:
data << uint32(m_spellInfo->EffectItemType[0]);
break;
case SPELL_EFFECT_SUMMON:
case SPELL_EFFECT_SUMMON_WILD:
case SPELL_EFFECT_SUMMON_GUARDIAN:
case SPELL_EFFECT_TRANS_DOOR:
case SPELL_EFFECT_SUMMON_PET:
case SPELL_EFFECT_SUMMON_POSSESSED:
case SPELL_EFFECT_SUMMON_TOTEM:
case SPELL_EFFECT_SUMMON_OBJECT_WILD:
case SPELL_EFFECT_CREATE_HOUSE:
case SPELL_EFFECT_DUEL:
case SPELL_EFFECT_SUMMON_TOTEM_SLOT1:
case SPELL_EFFECT_SUMMON_TOTEM_SLOT2:
case SPELL_EFFECT_SUMMON_TOTEM_SLOT3:
case SPELL_EFFECT_SUMMON_TOTEM_SLOT4:
case SPELL_EFFECT_SUMMON_PHANTASM:
case SPELL_EFFECT_SUMMON_CRITTER:
case SPELL_EFFECT_SUMMON_OBJECT_SLOT1:
case SPELL_EFFECT_SUMMON_OBJECT_SLOT2:
case SPELL_EFFECT_SUMMON_OBJECT_SLOT3:
case SPELL_EFFECT_SUMMON_OBJECT_SLOT4:
case SPELL_EFFECT_SUMMON_DEMON:
case SPELL_EFFECT_150:
if(Unit *unit = m_targets.getUnitTarget())
data.append(unit->GetPackGUID());
else if(m_targets.getItemTargetGUID())
data.appendPackGUID(m_targets.getItemTargetGUID());
else if(GameObject *go = m_targets.getGOTarget())
data.append(go->GetPackGUID());
else
data << uint8(0); // guid
break;
case SPELL_EFFECT_FEED_PET:
data << uint32(m_targets.getItemTargetEntry());
break;
case SPELL_EFFECT_DISMISS_PET:
if(Unit *unit = m_targets.getUnitTarget())
data.append(unit->GetPackGUID());
else
data << uint8(0);
break;
default:
return;
}
}
}
m_caster->SendMessageToSet(&data, true);
}
void Spell::SendInterrupted(uint8 result)
{
WorldPacket data(SMSG_SPELL_FAILURE, (8+4+1));
data.append(m_caster->GetPackGUID());
data << m_spellInfo->Id;
data << result;
m_caster->SendMessageToSet(&data, true);
data.Initialize(SMSG_SPELL_FAILED_OTHER, (8+4));
data.append(m_caster->GetPackGUID());
data << m_spellInfo->Id;
m_caster->SendMessageToSet(&data, true);
}
void Spell::SendChannelUpdate(uint32 time)
{
if(time == 0)
{
m_caster->SetUInt64Value(UNIT_FIELD_CHANNEL_OBJECT,0);
m_caster->SetUInt32Value(UNIT_CHANNEL_SPELL,0);
}
if (m_caster->GetTypeId() != TYPEID_PLAYER)
return;
WorldPacket data( MSG_CHANNEL_UPDATE, 8+4 );
data.append(m_caster->GetPackGUID());
data << time;
((Player*)m_caster)->GetSession()->SendPacket( &data );
}
void Spell::SendChannelStart(uint32 duration)
{
WorldObject* target = NULL;
// select first not rsusted target from target list for _0_ effect
if(!m_UniqueTargetInfo.empty())
{
for(std::list<TargetInfo>::iterator itr= m_UniqueTargetInfo.begin();itr != m_UniqueTargetInfo.end();++itr)
{
if( (itr->effectMask & (1<<0)) && itr->reflectResult==SPELL_MISS_NONE && itr->targetGUID != m_caster->GetGUID())
{
target = ObjectAccessor::GetUnit(*m_caster, itr->targetGUID);
break;
}
}
}
else if(!m_UniqueGOTargetInfo.empty())
{
for(std::list<GOTargetInfo>::iterator itr= m_UniqueGOTargetInfo.begin();itr != m_UniqueGOTargetInfo.end();++itr)
{
if(itr->effectMask & (1<<0) )
{
target = ObjectAccessor::GetGameObject(*m_caster, itr->targetGUID);
break;
}
}
}
if (m_caster->GetTypeId() == TYPEID_PLAYER)
{
WorldPacket data( MSG_CHANNEL_START, (8+4+4) );
data.append(m_caster->GetPackGUID());
data << m_spellInfo->Id;
data << duration;
((Player*)m_caster)->GetSession()->SendPacket( &data );
}
m_timer = duration;
if(target)
m_caster->SetUInt64Value(UNIT_FIELD_CHANNEL_OBJECT, target->GetGUID());
m_caster->SetUInt32Value(UNIT_CHANNEL_SPELL, m_spellInfo->Id);
}
void Spell::SendResurrectRequest(Player* target)
{
WorldPacket data(SMSG_RESURRECT_REQUEST, (8+4+2+4));
data << m_caster->GetGUID();
data << uint32(1) << uint16(0) << uint32(1);
target->GetSession()->SendPacket(&data);
}
void Spell::SendPlaySpellVisual(uint32 SpellID)
{
if (m_caster->GetTypeId() != TYPEID_PLAYER)
return;
WorldPacket data(SMSG_PLAY_SPELL_VISUAL, 12);
data << m_caster->GetGUID();
data << SpellID;
((Player*)m_caster)->GetSession()->SendPacket(&data);
}
void Spell::TakeCastItem()
{
if(!m_CastItem || m_caster->GetTypeId() != TYPEID_PLAYER)
return;
// not remove cast item at triggered spell (equipping, weapon damage, etc)
if(m_IsTriggeredSpell)
return;
ItemPrototype const *proto = m_CastItem->GetProto();
if(!proto)
{
// This code is to avoid a crash
// I'm not sure, if this is really an error, but I guess every item needs a prototype
sLog.outError("Cast item has no item prototype highId=%d, lowId=%d",m_CastItem->GetGUIDHigh(), m_CastItem->GetGUIDLow());
return;
}
bool expendable = false;
bool withoutCharges = false;
for (int i = 0; i<5; i++)
{
if (proto->Spells[i].SpellId)
{
// item has limited charges
if (proto->Spells[i].SpellCharges)
{
if (proto->Spells[i].SpellCharges < 0)
expendable = true;
int32 charges = m_CastItem->GetSpellCharges(i);
// item has charges left
if (charges)
{
(charges > 0) ? --charges : ++charges; // abs(charges) less at 1 after use
if (proto->Stackable < 2)
m_CastItem->SetSpellCharges(i, charges);
m_CastItem->SetState(ITEM_CHANGED, (Player*)m_caster);
}
// all charges used
withoutCharges = (charges == 0);
}
}
}
if (expendable && withoutCharges)
{
uint32 count = 1;
((Player*)m_caster)->DestroyItemCount(m_CastItem, count, true);
// prevent crash at access to deleted m_targets.getItemTarget
if(m_CastItem==m_targets.getItemTarget())
m_targets.setItemTarget(NULL);
m_CastItem = NULL;
}
}
void Spell::TakePower()
{
if(m_CastItem || m_triggeredByAuraSpell)
return;
// health as power used
if(m_spellInfo->powerType == POWER_HEALTH)
{
m_caster->ModifyHealth( -(int32)m_powerCost );
return;
}
if(m_spellInfo->powerType >= MAX_POWERS)
{
sLog.outError("Spell::TakePower: Unknown power type '%d'", m_spellInfo->powerType);
return;
}
Powers powerType = Powers(m_spellInfo->powerType);
m_caster->ModifyPower(powerType, -(int32)m_powerCost);
// Set the five second timer
if (powerType == POWER_MANA && m_powerCost > 0)
m_caster->SetLastManaUse(getMSTime());
}
void Spell::TakeReagents()
{
if(m_IsTriggeredSpell) // reagents used in triggered spell removed by original spell or don't must be removed.
return;
if (m_caster->GetTypeId() != TYPEID_PLAYER)
return;
if (m_spellInfo->AttributesEx5 & SPELL_ATTR_EX5_NO_REAGENT_WHILE_PREP &&
m_caster->HasFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_PREPARATION))
return;
Player* p_caster = (Player*)m_caster;
for(uint32 x=0;x<8;x++)
{
if(m_spellInfo->Reagent[x] <= 0)
continue;
uint32 itemid = m_spellInfo->Reagent[x];
uint32 itemcount = m_spellInfo->ReagentCount[x];
// if CastItem is also spell reagent
if (m_CastItem)
{
ItemPrototype const *proto = m_CastItem->GetProto();
if( proto && proto->ItemId == itemid )
{
for(int s=0;s<5;s++)
{
// CastItem will be used up and does not count as reagent
int32 charges = m_CastItem->GetSpellCharges(s);
if (proto->Spells[s].SpellCharges < 0 && abs(charges) < 2)
{
++itemcount;
break;
}
}
m_CastItem = NULL;
}
}
// if getItemTarget is also spell reagent
if (m_targets.getItemTargetEntry()==itemid)
m_targets.setItemTarget(NULL);
p_caster->DestroyItemCount(itemid, itemcount, true);
}
}
void Spell::HandleThreatSpells(uint32 spellId)
{
if(!m_targets.getUnitTarget() || !spellId)
return;
if(!m_targets.getUnitTarget()->CanHaveThreatList())
return;
SpellThreatEntry const *threatSpell = sSpellThreatStore.LookupEntry<SpellThreatEntry>(spellId);
if(!threatSpell)
return;
m_targets.getUnitTarget()->AddThreat(m_caster, float(threatSpell->threat));
DEBUG_LOG("Spell %u, rank %u, added an additional %i threat", spellId, spellmgr.GetSpellRank(spellId), threatSpell->threat);
}
void Spell::HandleEffects(Unit *pUnitTarget,Item *pItemTarget,GameObject *pGOTarget,uint32 i, float DamageMultiplier)
{
unitTarget = pUnitTarget;
itemTarget = pItemTarget;
gameObjTarget = pGOTarget;
uint8 eff = m_spellInfo->Effect[i];
uint32 mechanic = m_spellInfo->EffectMechanic[i];
damage = int32(CalculateDamage((uint8)i,unitTarget)*DamageMultiplier);
sLog.outDebug( "Spell: Effect : %u", eff);
//Simply return. Do not display "immune" in red text on client
if(unitTarget && unitTarget->IsImmunedToSpellEffect(eff, mechanic))
return;
if(eff<TOTAL_SPELL_EFFECTS)
{
//sLog.outDebug( "WORLD: Spell FX %d < TOTAL_SPELL_EFFECTS ", eff);
(*this.*SpellEffects[eff])(i);
}
/*
else
{
sLog.outDebug( "WORLD: Spell FX %d > TOTAL_SPELL_EFFECTS ", eff);
if (m_CastItem)
EffectEnchantItemTmp(i);
else
{
sLog.outError("SPELL: unknown effect %u spell id %u\n",
eff, m_spellInfo->Id);
}
}
*/
}
void Spell::TriggerSpell()
{
for(TriggerSpells::iterator si=m_TriggerSpells.begin(); si!=m_TriggerSpells.end(); ++si)
{
Spell* spell = new Spell(m_caster, (*si), true, m_originalCasterGUID, this->m_selfContainer);
spell->prepare(&m_targets); // use original spell original targets
}
}
uint8 Spell::CanCast(bool strict)
{
// check cooldowns to prevent cheating
if(m_caster->GetTypeId()==TYPEID_PLAYER && ((Player*)m_caster)->HasSpellCooldown(m_spellInfo->Id))
{
if(m_triggeredByAuraSpell)
return SPELL_FAILED_DONT_REPORT;
else
return SPELL_FAILED_NOT_READY;
}
// only allow triggered spells if at an ended battleground
if( !m_IsTriggeredSpell && m_caster->GetTypeId() == TYPEID_PLAYER)
if(BattleGround * bg = ((Player*)m_caster)->GetBattleGround())
if(bg->GetStatus() == STATUS_WAIT_LEAVE)
return SPELL_FAILED_DONT_REPORT;
// only check at first call, Stealth auras are already removed at second call
// for now, ignore triggered spells
if( strict && !m_IsTriggeredSpell)
{
// Cannot be used in this stance/form
if(uint8 shapeError = GetErrorAtShapeshiftedCast(m_spellInfo, m_caster->m_form))
return shapeError;
if ((m_spellInfo->Attributes & SPELL_ATTR_ONLY_STEALTHED) && !(m_caster->HasStealthAura()))
return SPELL_FAILED_ONLY_STEALTHED;
}
// caster state requirements
if(m_spellInfo->CasterAuraState && !m_caster->HasAuraState(AuraState(m_spellInfo->CasterAuraState)))
return SPELL_FAILED_CASTER_AURASTATE;
if(m_spellInfo->CasterAuraStateNot && m_caster->HasAuraState(AuraState(m_spellInfo->CasterAuraStateNot)))
return SPELL_FAILED_CASTER_AURASTATE;
// cancel autorepeat spells if cast start when moving
// (not wand currently autorepeat cast delayed to moving stop anyway in spell update code)
if( m_caster->GetTypeId()==TYPEID_PLAYER && ((Player*)m_caster)->isMoving() )
{
// skip stuck spell to allow use it in falling case and apply spell limitations at movement
if( (!m_caster->HasUnitMovementFlag(MOVEMENTFLAG_FALLING) || m_spellInfo->Effect[0] != SPELL_EFFECT_STUCK) &&
(IsAutoRepeat() || (m_spellInfo->AuraInterruptFlags & AURA_INTERRUPT_FLAG_NOT_SEATED) != 0) )
return SPELL_FAILED_MOVING;
}
Unit *target = m_targets.getUnitTarget();
if(target)
{
// target state requirements (not allowed state), apply to self also
if(m_spellInfo->TargetAuraStateNot && target->HasAuraState(AuraState(m_spellInfo->TargetAuraStateNot)))
return SPELL_FAILED_TARGET_AURASTATE;
if(target != m_caster)
{
// target state requirements (apply to non-self only), to allow cast affects to self like Dirty Deeds
if(m_spellInfo->TargetAuraState && !target->HasAuraState(AuraState(m_spellInfo->TargetAuraState)))
return SPELL_FAILED_TARGET_AURASTATE;
// Not allow casting on flying player
if (target->isInFlight())
return SPELL_FAILED_BAD_TARGETS;
if(VMAP::VMapFactory::checkSpellForLoS(m_spellInfo->Id) && !m_caster->IsWithinLOSInMap(target))
return SPELL_FAILED_LINE_OF_SIGHT;
// auto selection spell rank implemented in WorldSession::HandleCastSpellOpcode
// this case can be triggered if rank not found (too low-level target for first rank)
if(m_caster->GetTypeId() == TYPEID_PLAYER && !IsPassiveSpell(m_spellInfo->Id) && !m_CastItem)
{
for(int i=0;i<3;i++)
{
if(IsPositiveEffect(m_spellInfo->Id, i) && m_spellInfo->Effect[i] == SPELL_EFFECT_APPLY_AURA)
if(target->getLevel() + 10 < m_spellInfo->spellLevel)
return SPELL_FAILED_LOWLEVEL;
}
}
}
// check pet presents
for(int j=0;j<3;j++)
{
if(m_spellInfo->EffectImplicitTargetA[j] == TARGET_PET)
{
target = m_caster->GetPet();
if(!target)
{
if(m_triggeredByAuraSpell) // not report pet not existence for triggered spells
return SPELL_FAILED_DONT_REPORT;
else
return SPELL_FAILED_NO_PET;
}
break;
}
}
//check creature type
//ignore self casts (including area casts when caster selected as target)
if(target != m_caster)
{
if(!CheckTargetCreatureType(target))
{
if(target->GetTypeId()==TYPEID_PLAYER)
return SPELL_FAILED_TARGET_IS_PLAYER;
else
return SPELL_FAILED_BAD_TARGETS;
}
}
// TODO: this check can be applied and for player to prevent cheating when IsPositiveSpell will return always correct result.
// check target for pet/charmed casts (not self targeted), self targeted cast used for area effects and etc
if(m_caster != target && m_caster->GetTypeId()==TYPEID_UNIT && m_caster->GetCharmerOrOwnerGUID())
{
// check correctness positive/negative cast target (pet cast real check and cheating check)
if(IsPositiveSpell(m_spellInfo->Id))
{
if(m_caster->IsHostileTo(target))
return SPELL_FAILED_BAD_TARGETS;
}
else
{
if(m_caster->IsFriendlyTo(target))
return SPELL_FAILED_BAD_TARGETS;
}
}
if(IsPositiveSpell(m_spellInfo->Id))
{
if(target->IsImmunedToSpell(m_spellInfo,false))
return SPELL_FAILED_TARGET_AURASTATE;
}
//Must be behind the target.
if( m_spellInfo->AttributesEx2 == 0x100000 && (m_spellInfo->AttributesEx & 0x200) == 0x200 && target->HasInArc(M_PI, m_caster) )
{
SendInterrupted(2);
return SPELL_FAILED_NOT_BEHIND;
}
//Target must be facing you.
if((m_spellInfo->Attributes == 0x150010) && !target->HasInArc(M_PI, m_caster) )
{
SendInterrupted(2);
return SPELL_FAILED_NOT_INFRONT;
}
// check if target is in combat
if (target != m_caster && (m_spellInfo->AttributesEx & SPELL_ATTR_EX_NOT_IN_COMBAT_TARGET) && target->isInCombat())
{
return SPELL_FAILED_TARGET_AFFECTING_COMBAT;
}
}
// Spell casted only on battleground
if((m_spellInfo->AttributesEx3 & SPELL_ATTR_EX3_BATTLEGROUND) && m_caster->GetTypeId()==TYPEID_PLAYER)
if(!((Player*)m_caster)->InBattleGround())
return SPELL_FAILED_ONLY_BATTLEGROUNDS;
// do not allow spells to be cast in arenas
// - with greater than 15 min CD without SPELL_ATTR_EX4_USABLE_IN_ARENA flag
// - with SPELL_ATTR_EX4_NOT_USABLE_IN_ARENA flag
if( (m_spellInfo->AttributesEx4 & SPELL_ATTR_EX4_NOT_USABLE_IN_ARENA) ||
GetSpellRecoveryTime(m_spellInfo) > 15 * MINUTE * 1000 && !(m_spellInfo->AttributesEx4 & SPELL_ATTR_EX4_USABLE_IN_ARENA) )
if(MapEntry const* mapEntry = sMapStore.LookupEntry(m_caster->GetMapId()))
if(mapEntry->IsBattleArena())
return SPELL_FAILED_NOT_IN_ARENA;
// zone check
if(!IsSpellAllowedInLocation(m_spellInfo,m_caster->GetMapId(),m_caster->GetZoneId(),m_caster->GetAreaId()))
return SPELL_FAILED_REQUIRES_AREA;
// not let players cast spells at mount (and let do it to creatures)
if( m_caster->IsMounted() && m_caster->GetTypeId()==TYPEID_PLAYER && !m_IsTriggeredSpell &&
!IsPassiveSpell(m_spellInfo->Id) && !(m_spellInfo->Attributes & SPELL_ATTR_CASTABLE_WHILE_MOUNTED) )
{
if(m_caster->isInFlight())
return SPELL_FAILED_NOT_FLYING;
else
return SPELL_FAILED_NOT_MOUNTED;
}
// always (except passive spells) check items (focus object can be required for any type casts)
if(!IsPassiveSpell(m_spellInfo->Id))
if(uint8 castResult = CheckItems())
return castResult;
//ImpliciteTargetA-B = 38, If fact there is 0 Spell with ImpliciteTargetB=38
if(m_UniqueTargetInfo.empty()) // skip second canCast apply (for delayed spells for example)
{
for(uint8 j = 0; j < 3; j++)
{
if( m_spellInfo->EffectImplicitTargetA[j] == TARGET_SCRIPT ||
m_spellInfo->EffectImplicitTargetB[j] == TARGET_SCRIPT && m_spellInfo->EffectImplicitTargetA[j] != TARGET_SELF ||
m_spellInfo->EffectImplicitTargetA[j] == TARGET_SCRIPT_COORDINATES ||
m_spellInfo->EffectImplicitTargetB[j] == TARGET_SCRIPT_COORDINATES )
{
bool okDoo = false;
SpellScriptTarget::const_iterator lower = spellmgr.GetBeginSpellScriptTarget(m_spellInfo->Id);
SpellScriptTarget::const_iterator upper = spellmgr.GetEndSpellScriptTarget(m_spellInfo->Id);
if(lower==upper)
sLog.outErrorDb("Spell (ID: %u) has effect EffectImplicitTargetA/EffectImplicitTargetB = TARGET_SCRIPT or TARGET_SCRIPT_COORDINATES, but does not have record in `spell_script_target`",m_spellInfo->Id);
SpellRangeEntry const* srange = sSpellRangeStore.LookupEntry(m_spellInfo->rangeIndex);
float range = GetSpellMaxRange(srange);
Creature* creatureScriptTarget = NULL;
GameObject* goScriptTarget = NULL;
for(SpellScriptTarget::const_iterator i_spellST = lower; i_spellST != upper; ++i_spellST)
{
switch(i_spellST->second.type)
{
case SPELL_TARGET_TYPE_GAMEOBJECT:
{
GameObject* p_GameObject = NULL;
if(i_spellST->second.targetEntry)
{
CellPair p(MaNGOS::ComputeCellPair(m_caster->GetPositionX(), m_caster->GetPositionY()));
Cell cell(p);
cell.data.Part.reserved = ALL_DISTRICT;
MaNGOS::NearestGameObjectEntryInObjectRangeCheck go_check(*m_caster,i_spellST->second.targetEntry,range);
MaNGOS::GameObjectLastSearcher<MaNGOS::NearestGameObjectEntryInObjectRangeCheck> checker(p_GameObject,go_check);
TypeContainerVisitor<MaNGOS::GameObjectLastSearcher<MaNGOS::NearestGameObjectEntryInObjectRangeCheck>, GridTypeMapContainer > object_checker(checker);
CellLock<GridReadGuard> cell_lock(cell, p);
cell_lock->Visit(cell_lock, object_checker, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
if(p_GameObject)
{
// remember found target and range, next attempt will find more near target with another entry
creatureScriptTarget = NULL;
goScriptTarget = p_GameObject;
range = go_check.GetLastRange();
}
}
else if( focusObject ) //Focus Object
{
float frange = m_caster->GetDistance(focusObject);
if(range >= frange)
{
creatureScriptTarget = NULL;
goScriptTarget = focusObject;
range = frange;
}
}
break;
}
case SPELL_TARGET_TYPE_CREATURE:
case SPELL_TARGET_TYPE_DEAD:
default:
{
Creature *p_Creature = NULL;
CellPair p(MaNGOS::ComputeCellPair(m_caster->GetPositionX(), m_caster->GetPositionY()));
Cell cell(p);
cell.data.Part.reserved = ALL_DISTRICT;
cell.SetNoCreate(); // Really don't know what is that???
MaNGOS::NearestCreatureEntryWithLiveStateInObjectRangeCheck u_check(*m_caster,i_spellST->second.targetEntry,i_spellST->second.type!=SPELL_TARGET_TYPE_DEAD,range);
MaNGOS::CreatureLastSearcher<MaNGOS::NearestCreatureEntryWithLiveStateInObjectRangeCheck> searcher(p_Creature, u_check);
TypeContainerVisitor<MaNGOS::CreatureLastSearcher<MaNGOS::NearestCreatureEntryWithLiveStateInObjectRangeCheck>, GridTypeMapContainer > grid_creature_searcher(searcher);
CellLock<GridReadGuard> cell_lock(cell, p);
cell_lock->Visit(cell_lock, grid_creature_searcher, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
if(p_Creature )
{
creatureScriptTarget = p_Creature;
goScriptTarget = NULL;
range = u_check.GetLastRange();
}
break;
}
}
}
if(creatureScriptTarget)
{
// store coordinates for TARGET_SCRIPT_COORDINATES
if (m_spellInfo->EffectImplicitTargetA[j] == TARGET_SCRIPT_COORDINATES ||
m_spellInfo->EffectImplicitTargetB[j] == TARGET_SCRIPT_COORDINATES )
{
m_targets.setDestination(creatureScriptTarget->GetPositionX(),creatureScriptTarget->GetPositionY(),creatureScriptTarget->GetPositionZ());
if(m_spellInfo->EffectImplicitTargetA[j] == TARGET_SCRIPT_COORDINATES && m_spellInfo->EffectImplicitTargetB[j] == 0 && m_spellInfo->Effect[j]!=SPELL_EFFECT_PERSISTENT_AREA_AURA)
AddUnitTarget(creatureScriptTarget, j);
}
// store explicit target for TARGET_SCRIPT
else
AddUnitTarget(creatureScriptTarget, j);
}
else if(goScriptTarget)
{
// store coordinates for TARGET_SCRIPT_COORDINATES
if (m_spellInfo->EffectImplicitTargetA[j] == TARGET_SCRIPT_COORDINATES ||
m_spellInfo->EffectImplicitTargetB[j] == TARGET_SCRIPT_COORDINATES )
{
m_targets.setDestination(goScriptTarget->GetPositionX(),goScriptTarget->GetPositionY(),goScriptTarget->GetPositionZ());
if(m_spellInfo->EffectImplicitTargetA[j] == TARGET_SCRIPT_COORDINATES && m_spellInfo->EffectImplicitTargetB[j] == 0 && m_spellInfo->Effect[j]!=SPELL_EFFECT_PERSISTENT_AREA_AURA)
AddGOTarget(goScriptTarget, j);
}
// store explicit target for TARGET_SCRIPT
else
AddGOTarget(goScriptTarget, j);
}
//Missing DB Entry or targets for this spellEffect.
else
{
// not report target not existence for triggered spells
if(m_triggeredByAuraSpell || m_IsTriggeredSpell)
return SPELL_FAILED_DONT_REPORT;
else
return SPELL_FAILED_BAD_TARGETS;
}
}
}
}
if(uint8 castResult = CheckRange(strict))
return castResult;
{
if(uint8 castResult = CheckPower())
return castResult;
}
if(!m_triggeredByAuraSpell) // triggered spell not affected by stun/etc
if(uint8 castResult = CheckCasterAuras())
return castResult;
for (int i = 0; i < 3; i++)
{
// for effects of spells that have only one target
switch(m_spellInfo->Effect[i])
{
case SPELL_EFFECT_DUMMY:
{
if(m_spellInfo->SpellIconID == 1648) // Execute
{
if(!m_targets.getUnitTarget() || m_targets.getUnitTarget()->GetHealth() > m_targets.getUnitTarget()->GetMaxHealth()*0.2)
return SPELL_FAILED_BAD_TARGETS;
}
else if (m_spellInfo->Id == 51582) // Rocket Boots Engaged
{
if(m_caster->IsInWater())
return SPELL_FAILED_ONLY_ABOVEWATER;
}
else if(m_spellInfo->SpellIconID==156) // Holy Shock
{
// spell different for friends and enemies
// hart version required facing
if(m_targets.getUnitTarget() && !m_caster->IsFriendlyTo(m_targets.getUnitTarget()) && !m_caster->HasInArc( M_PI, target ))
return SPELL_FAILED_UNIT_NOT_INFRONT;
}
break;
}
case SPELL_EFFECT_SCHOOL_DAMAGE:
{
// Hammer of Wrath
if(m_spellInfo->SpellVisual == 7250)
{
if (!m_targets.getUnitTarget())
return SPELL_FAILED_BAD_IMPLICIT_TARGETS;
if(m_targets.getUnitTarget()->GetHealth() > m_targets.getUnitTarget()->GetMaxHealth()*0.2)
return SPELL_FAILED_BAD_TARGETS;
}
break;
}
case SPELL_EFFECT_TAMECREATURE:
{
if (!m_targets.getUnitTarget() || m_targets.getUnitTarget()->GetTypeId() == TYPEID_PLAYER)
return SPELL_FAILED_BAD_IMPLICIT_TARGETS;
if (m_targets.getUnitTarget()->getLevel() > m_caster->getLevel())
return SPELL_FAILED_HIGHLEVEL;
// use SMSG_PET_TAME_FAILURE?
if (!((Creature*)m_targets.getUnitTarget())->GetCreatureInfo()->isTameable ())
return SPELL_FAILED_BAD_TARGETS;
if(m_caster->GetPetGUID())
return SPELL_FAILED_ALREADY_HAVE_SUMMON;
if(m_caster->GetCharmGUID())
return SPELL_FAILED_ALREADY_HAVE_CHARM;
break;
}
case SPELL_EFFECT_LEARN_SPELL:
{
if(m_spellInfo->EffectImplicitTargetA[i] != TARGET_PET)
break;
Pet* pet = m_caster->GetPet();
if(!pet)
return SPELL_FAILED_NO_PET;
SpellEntry const *learn_spellproto = sSpellStore.LookupEntry(m_spellInfo->EffectTriggerSpell[i]);
if(!learn_spellproto)
return SPELL_FAILED_NOT_KNOWN;
if(!pet->CanTakeMoreActiveSpells(learn_spellproto->Id))
return SPELL_FAILED_TOO_MANY_SKILLS;
if(m_spellInfo->spellLevel > pet->getLevel())
return SPELL_FAILED_LOWLEVEL;
if(!pet->HasTPForSpell(learn_spellproto->Id))
return SPELL_FAILED_TRAINING_POINTS;
break;
}
case SPELL_EFFECT_LEARN_PET_SPELL:
{
Pet* pet = m_caster->GetPet();
if(!pet)
return SPELL_FAILED_NO_PET;
SpellEntry const *learn_spellproto = sSpellStore.LookupEntry(m_spellInfo->EffectTriggerSpell[i]);
if(!learn_spellproto)
return SPELL_FAILED_NOT_KNOWN;
if(!pet->CanTakeMoreActiveSpells(learn_spellproto->Id))
return SPELL_FAILED_TOO_MANY_SKILLS;
if(m_spellInfo->spellLevel > pet->getLevel())
return SPELL_FAILED_LOWLEVEL;
if(!pet->HasTPForSpell(learn_spellproto->Id))
return SPELL_FAILED_TRAINING_POINTS;
break;
}
case SPELL_EFFECT_FEED_PET:
{
if (m_caster->GetTypeId() != TYPEID_PLAYER || !m_targets.getItemTarget() )
return SPELL_FAILED_BAD_TARGETS;
Pet* pet = m_caster->GetPet();
if(!pet)
return SPELL_FAILED_NO_PET;
if(!pet->HaveInDiet(m_targets.getItemTarget()->GetProto()))
return SPELL_FAILED_WRONG_PET_FOOD;
if(!pet->GetCurrentFoodBenefitLevel(m_targets.getItemTarget()->GetProto()->ItemLevel))
return SPELL_FAILED_FOOD_LOWLEVEL;
if(m_caster->isInCombat() || pet->isInCombat())
return SPELL_FAILED_AFFECTING_COMBAT;
break;
}
case SPELL_EFFECT_POWER_BURN:
case SPELL_EFFECT_POWER_DRAIN:
{
// Can be area effect, Check only for players and not check if target - caster (spell can have multiply drain/burn effects)
if(m_caster->GetTypeId() == TYPEID_PLAYER)
if(Unit* target = m_targets.getUnitTarget())
if(target!=m_caster && target->getPowerType()!=m_spellInfo->EffectMiscValue[i])
return SPELL_FAILED_BAD_TARGETS;
break;
}
case SPELL_EFFECT_CHARGE:
{
if (m_caster->hasUnitState(UNIT_STAT_ROOT))
return SPELL_FAILED_ROOTED;
break;
}
case SPELL_EFFECT_SKINNING:
{
if (m_caster->GetTypeId() != TYPEID_PLAYER || !m_targets.getUnitTarget() || m_targets.getUnitTarget()->GetTypeId() != TYPEID_UNIT)
return SPELL_FAILED_BAD_TARGETS;
if( !(m_targets.getUnitTarget()->GetUInt32Value(UNIT_FIELD_FLAGS) & UNIT_FLAG_SKINNABLE) )
return SPELL_FAILED_TARGET_UNSKINNABLE;
Creature* creature = (Creature*)m_targets.getUnitTarget();
if ( creature->GetCreatureType() != CREATURE_TYPE_CRITTER && ( !creature->lootForBody || !creature->loot.empty() ) )
{
return SPELL_FAILED_TARGET_NOT_LOOTED;
}
uint32 skill = creature->GetCreatureInfo()->GetRequiredLootSkill();
int32 skillValue = ((Player*)m_caster)->GetSkillValue(skill);
int32 TargetLevel = m_targets.getUnitTarget()->getLevel();
int32 ReqValue = (skillValue < 100 ? (TargetLevel-10)*10 : TargetLevel*5);
if (ReqValue > skillValue)
return SPELL_FAILED_LOW_CASTLEVEL;
// chance for fail at orange skinning attempt
if( (m_selfContainer && (*m_selfContainer) == this) &&
skillValue < sWorld.GetConfigMaxSkillValue() &&
(ReqValue < 0 ? 0 : ReqValue) > irand(skillValue-25, skillValue+37) )
return SPELL_FAILED_TRY_AGAIN;
break;
}
case SPELL_EFFECT_OPEN_LOCK_ITEM:
case SPELL_EFFECT_OPEN_LOCK:
{
if( m_spellInfo->EffectImplicitTargetA[i] != TARGET_GAMEOBJECT &&
m_spellInfo->EffectImplicitTargetA[i] != TARGET_GAMEOBJECT_ITEM )
break;
if( m_caster->GetTypeId() != TYPEID_PLAYER // only players can open locks, gather etc.
// we need a go target in case of TARGET_GAMEOBJECT
|| m_spellInfo->EffectImplicitTargetA[i] == TARGET_GAMEOBJECT && !m_targets.getGOTarget()
// we need a go target, or an openable item target in case of TARGET_GAMEOBJECT_ITEM
|| m_spellInfo->EffectImplicitTargetA[i] == TARGET_GAMEOBJECT_ITEM && !m_targets.getGOTarget() &&
(!m_targets.getItemTarget() || !m_targets.getItemTarget()->GetProto()->LockID || m_targets.getItemTarget()->GetOwner() != m_caster ) )
return SPELL_FAILED_BAD_TARGETS;
// In BattleGround players can use only flags and banners
if( ((Player*)m_caster)->InBattleGround() &&
!((Player*)m_caster)->isAllowUseBattleGroundObject() )
return SPELL_FAILED_TRY_AGAIN;
// get the lock entry
LockEntry const *lockInfo = NULL;
if (GameObject* go=m_targets.getGOTarget())
lockInfo = sLockStore.LookupEntry(go->GetLockId());
else if(Item* itm=m_targets.getItemTarget())
lockInfo = sLockStore.LookupEntry(itm->GetProto()->LockID);
// check lock compatibility
if (lockInfo)
{
// check for lock - key pair (checked by client also, just prevent cheating
bool ok_key = false;
for(int it = 0; it < 5; ++it)
{
switch(lockInfo->keytype[it])
{
case LOCK_KEY_NONE:
break;
case LOCK_KEY_ITEM:
{
if(lockInfo->key[it])
{
if(m_CastItem && m_CastItem->GetEntry()==lockInfo->key[it])
ok_key =true;
break;
}
}
case LOCK_KEY_SKILL:
{
if(uint32(m_spellInfo->EffectMiscValue[i])!=lockInfo->key[it])
break;
switch(lockInfo->key[it])
{
case LOCKTYPE_HERBALISM:
if(((Player*)m_caster)->HasSkill(SKILL_HERBALISM))
ok_key =true;
break;
case LOCKTYPE_MINING:
if(((Player*)m_caster)->HasSkill(SKILL_MINING))
ok_key =true;
break;
default:
ok_key =true;
break;
}
}
}
if(ok_key)
break;
}
if(!ok_key)
return SPELL_FAILED_BAD_TARGETS;
}
// chance for fail at orange mining/herb/LockPicking gathering attempt
if (!m_selfContainer || ((*m_selfContainer) != this))
break;
// get the skill value of the player
int32 SkillValue = 0;
bool canFailAtMax = true;
if (m_spellInfo->EffectMiscValue[i] == LOCKTYPE_HERBALISM)
{
SkillValue = ((Player*)m_caster)->GetSkillValue(SKILL_HERBALISM);
canFailAtMax = false;
}
else if (m_spellInfo->EffectMiscValue[i] == LOCKTYPE_MINING)
{
SkillValue = ((Player*)m_caster)->GetSkillValue(SKILL_MINING);
canFailAtMax = false;
}
else if (m_spellInfo->EffectMiscValue[i] == LOCKTYPE_PICKLOCK)
SkillValue = ((Player*)m_caster)->GetSkillValue(SKILL_LOCKPICKING);
// castitem check: rogue using skeleton keys. the skill values should not be added in this case.
if(m_CastItem)
SkillValue = 0;
// add the damage modifier from the spell casted (cheat lock / skeleton key etc.) (use m_currentBasePoints, CalculateDamage returns wrong value)
SkillValue += m_currentBasePoints[i]+1;
// get the required lock value
int32 ReqValue=0;
if (lockInfo)
{
// check for lock - key pair
bool ok = false;
for(int it = 0; it < 5; ++it)
{
if(lockInfo->keytype[it]==LOCK_KEY_ITEM && lockInfo->key[it] && m_CastItem && m_CastItem->GetEntry()==lockInfo->key[it])
{
// if so, we're good to go
ok = true;
break;
}
}
if(ok)
break;
if (m_spellInfo->EffectMiscValue[i] == LOCKTYPE_PICKLOCK)
ReqValue = lockInfo->requiredlockskill;
else
ReqValue = lockInfo->requiredminingskill;
}
// skill doesn't meet the required value
if (ReqValue > SkillValue)
return SPELL_FAILED_LOW_CASTLEVEL;
// chance for failure in orange gather / lockpick (gathering skill can't fail at maxskill)
if((canFailAtMax || SkillValue < sWorld.GetConfigMaxSkillValue()) && ReqValue > irand(SkillValue-25, SkillValue+37))
return SPELL_FAILED_TRY_AGAIN;
break;
}
case SPELL_EFFECT_SUMMON_DEAD_PET:
{
Creature *pet = m_caster->GetPet();
if(!pet)
return SPELL_FAILED_NO_PET;
if(pet->isAlive())
return SPELL_FAILED_ALREADY_HAVE_SUMMON;
break;
}
// This is generic summon effect now and don't make this check for summon types similar
// SPELL_EFFECT_SUMMON_CRITTER, SPELL_EFFECT_SUMMON_WILD or SPELL_EFFECT_SUMMON_GUARDIAN.
// These won't show up in m_caster->GetPetGUID()
case SPELL_EFFECT_SUMMON:
{
switch(m_spellInfo->EffectMiscValueB[i])
{
case SUMMON_TYPE_POSESSED:
case SUMMON_TYPE_POSESSED2:
case SUMMON_TYPE_DEMON:
case SUMMON_TYPE_SUMMON:
{
if(m_caster->GetPetGUID())
return SPELL_FAILED_ALREADY_HAVE_SUMMON;
if(m_caster->GetCharmGUID())
return SPELL_FAILED_ALREADY_HAVE_CHARM;
break;
}
}
break;
}
// Don't make this check for SPELL_EFFECT_SUMMON_CRITTER, SPELL_EFFECT_SUMMON_WILD or SPELL_EFFECT_SUMMON_GUARDIAN.
// These won't show up in m_caster->GetPetGUID()
case SPELL_EFFECT_SUMMON_POSSESSED:
case SPELL_EFFECT_SUMMON_PHANTASM:
case SPELL_EFFECT_SUMMON_DEMON:
{
if(m_caster->GetPetGUID())
return SPELL_FAILED_ALREADY_HAVE_SUMMON;
if(m_caster->GetCharmGUID())
return SPELL_FAILED_ALREADY_HAVE_CHARM;
break;
}
case SPELL_EFFECT_SUMMON_PET:
{
if(m_caster->GetPetGUID()) //let warlock do a replacement summon
{
Pet* pet = ((Player*)m_caster)->GetPet();
if (m_caster->GetTypeId()==TYPEID_PLAYER && m_caster->getClass()==CLASS_WARLOCK)
{
if (strict) //starting cast, trigger pet stun (cast by pet so it doesn't attack player)
pet->CastSpell(pet, 32752, true, NULL, NULL, pet->GetGUID());
}
else
return SPELL_FAILED_ALREADY_HAVE_SUMMON;
}
if(m_caster->GetCharmGUID())
return SPELL_FAILED_ALREADY_HAVE_CHARM;
break;
}
case SPELL_EFFECT_SUMMON_PLAYER:
{
if(m_caster->GetTypeId()!=TYPEID_PLAYER)
return SPELL_FAILED_BAD_TARGETS;
if(!((Player*)m_caster)->GetSelection())
return SPELL_FAILED_BAD_TARGETS;
Player* target = objmgr.GetPlayer(((Player*)m_caster)->GetSelection());
if( !target || ((Player*)m_caster)==target || !target->IsInSameRaidWith((Player*)m_caster) )
return SPELL_FAILED_BAD_TARGETS;
// check if our map is dungeon
if( sMapStore.LookupEntry(m_caster->GetMapId())->IsDungeon() )
{
InstanceTemplate const* instance = ObjectMgr::GetInstanceTemplate(m_caster->GetMapId());
if(!instance)
return SPELL_FAILED_TARGET_NOT_IN_INSTANCE;
if ( instance->levelMin > target->getLevel() )
return SPELL_FAILED_LOWLEVEL;
if ( instance->levelMax && instance->levelMax < target->getLevel() )
return SPELL_FAILED_HIGHLEVEL;
}
break;
}
case SPELL_EFFECT_LEAP:
case SPELL_EFFECT_TELEPORT_UNITS_FACE_CASTER:
{
float dis = GetSpellRadius(sSpellRadiusStore.LookupEntry(m_spellInfo->EffectRadiusIndex[i]));
float fx = m_caster->GetPositionX() + dis * cos(m_caster->GetOrientation());
float fy = m_caster->GetPositionY() + dis * sin(m_caster->GetOrientation());
// teleport a bit above terrain level to avoid falling below it
float fz = MapManager::Instance().GetBaseMap(m_caster->GetMapId())->GetHeight(fx,fy,m_caster->GetPositionZ(),true);
if(fz <= INVALID_HEIGHT) // note: this also will prevent use effect in instances without vmaps height enabled
return SPELL_FAILED_TRY_AGAIN;
float caster_pos_z = m_caster->GetPositionZ();
// Control the caster to not climb or drop when +-fz > 8
if(!(fz<=caster_pos_z+8 && fz>=caster_pos_z-8))
return SPELL_FAILED_TRY_AGAIN;
// not allow use this effect at battleground until battleground start
if(m_caster->GetTypeId()==TYPEID_PLAYER)
if(BattleGround const *bg = ((Player*)m_caster)->GetBattleGround())
if(bg->GetStatus() != STATUS_IN_PROGRESS)
return SPELL_FAILED_TRY_AGAIN;
break;
}
case SPELL_EFFECT_STEAL_BENEFICIAL_BUFF:
{
if (m_targets.getUnitTarget()==m_caster)
return SPELL_FAILED_BAD_TARGETS;
break;
}
default:break;
}
}
for (int i = 0; i < 3; i++)
{
switch(m_spellInfo->EffectApplyAuraName[i])
{
case SPELL_AURA_MOD_POSSESS:
case SPELL_AURA_MOD_CHARM:
{
if(m_caster->GetPetGUID())
return SPELL_FAILED_ALREADY_HAVE_SUMMON;
if(m_caster->GetCharmGUID())
return SPELL_FAILED_ALREADY_HAVE_CHARM;
if(m_caster->GetCharmerGUID())
return SPELL_FAILED_CHARMED;
if(!m_targets.getUnitTarget())
return SPELL_FAILED_BAD_IMPLICIT_TARGETS;
if(m_targets.getUnitTarget()->GetCharmerGUID())
return SPELL_FAILED_CHARMED;
if(int32(m_targets.getUnitTarget()->getLevel()) > CalculateDamage(i,m_targets.getUnitTarget()))
return SPELL_FAILED_HIGHLEVEL;
};break;
case SPELL_AURA_MOUNTED:
{
if (m_caster->IsInWater())
return SPELL_FAILED_ONLY_ABOVEWATER;
if (m_caster->GetTypeId()==TYPEID_PLAYER && ((Player*)m_caster)->GetTransport())
return SPELL_FAILED_NO_MOUNTS_ALLOWED;
// Ignore map check if spell have AreaId. AreaId already checked and this prevent special mount spells
if (m_caster->GetTypeId()==TYPEID_PLAYER && !sMapStore.LookupEntry(m_caster->GetMapId())->IsMountAllowed() && !m_IsTriggeredSpell && !m_spellInfo->AreaId)
return SPELL_FAILED_NO_MOUNTS_ALLOWED;
if (m_caster->GetAreaId()==35)
return SPELL_FAILED_NO_MOUNTS_ALLOWED;
ShapeshiftForm form = m_caster->m_form;
if( form == FORM_CAT || form == FORM_TREE || form == FORM_TRAVEL ||
form == FORM_AQUA || form == FORM_BEAR || form == FORM_DIREBEAR ||
form == FORM_CREATUREBEAR || form == FORM_GHOSTWOLF || form == FORM_FLIGHT ||
form == FORM_FLIGHT_EPIC || form == FORM_MOONKIN )
return SPELL_FAILED_NOT_SHAPESHIFT;
break;
}
case SPELL_AURA_RANGED_ATTACK_POWER_ATTACKER_BONUS:
{
if(!m_targets.getUnitTarget())
return SPELL_FAILED_BAD_IMPLICIT_TARGETS;
// can be casted at non-friendly unit or own pet/charm
if(m_caster->IsFriendlyTo(m_targets.getUnitTarget()))
return SPELL_FAILED_TARGET_FRIENDLY;
};break;
case SPELL_AURA_MOD_INCREASE_FLIGHT_SPEED:
case SPELL_AURA_FLY:
{
// not allow cast fly spells at old maps by players (all spells is self target)
if(m_caster->GetTypeId()==TYPEID_PLAYER)
{
if( !((Player*)m_caster)->isGameMaster() &&
GetVirtualMapForMapAndZone(m_caster->GetMapId(),m_caster->GetZoneId()) != 530)
return SPELL_FAILED_NOT_HERE;
}
};break;
case SPELL_AURA_PERIODIC_MANA_LEECH:
{
if (!m_targets.getUnitTarget())
return SPELL_FAILED_BAD_IMPLICIT_TARGETS;
if (m_caster->GetTypeId()!=TYPEID_PLAYER || m_CastItem)
break;
if(m_targets.getUnitTarget()->getPowerType()!=POWER_MANA)
return SPELL_FAILED_BAD_TARGETS;
break;
}
default:break;
}
}
// all ok
return 0;
}
int16 Spell::PetCanCast(Unit* target)
{
if(!m_caster->isAlive())
return SPELL_FAILED_CASTER_DEAD;
if(m_caster->IsNonMeleeSpellCasted(false)) //prevent spellcast interuption by another spellcast
return SPELL_FAILED_SPELL_IN_PROGRESS;
if(m_caster->isInCombat() && IsNonCombatSpell(m_spellInfo))
return SPELL_FAILED_AFFECTING_COMBAT;
if(m_caster->GetTypeId()==TYPEID_UNIT && (((Creature*)m_caster)->isPet() || m_caster->isCharmed()))
{
//dead owner (pets still alive when owners ressed?)
if(m_caster->GetCharmerOrOwner() && !m_caster->GetCharmerOrOwner()->isAlive())
return SPELL_FAILED_CASTER_DEAD;
if(!target && m_targets.getUnitTarget())
target = m_targets.getUnitTarget();
bool need = false;
for(uint32 i = 0;i<3;i++)
{
if(m_spellInfo->EffectImplicitTargetA[i] == TARGET_CHAIN_DAMAGE || m_spellInfo->EffectImplicitTargetA[i] == TARGET_SINGLE_FRIEND || m_spellInfo->EffectImplicitTargetA[i] == TARGET_DUELVSPLAYER || m_spellInfo->EffectImplicitTargetA[i] == TARGET_SINGLE_PARTY || m_spellInfo->EffectImplicitTargetA[i] == TARGET_CURRENT_ENEMY_COORDINATES)
{
need = true;
if(!target)
return SPELL_FAILED_BAD_IMPLICIT_TARGETS;
break;
}
}
if(need)
m_targets.setUnitTarget(target);
Unit* _target = m_targets.getUnitTarget();
if(_target) //for target dead/target not valid
{
if(!_target->isAlive())
return SPELL_FAILED_BAD_TARGETS;
if(IsPositiveSpell(m_spellInfo->Id))
{
if(m_caster->IsHostileTo(_target))
return SPELL_FAILED_BAD_TARGETS;
}
else
{
bool duelvsplayertar = false;
for(int j=0;j<3;j++)
{
//TARGET_DUELVSPLAYER is positive AND negative
duelvsplayertar |= (m_spellInfo->EffectImplicitTargetA[j] == TARGET_DUELVSPLAYER);
}
if(m_caster->IsFriendlyTo(target) && !duelvsplayertar)
{
return SPELL_FAILED_BAD_TARGETS;
}
}
}
//cooldown
if(((Creature*)m_caster)->HasSpellCooldown(m_spellInfo->Id))
return SPELL_FAILED_NOT_READY;
}
uint16 result = CanCast(true);
if(result != 0)
return result;
else
return -1; //this allows to check spell fail 0, in combat
}
uint8 Spell::CheckCasterAuras() const
{
// Flag drop spells totally immuned to caster auras
// FIXME: find more nice check for all totally immuned spells
// AttributesEx3 & 0x10000000?
if(m_spellInfo->Id==23336 || m_spellInfo->Id==23334 || m_spellInfo->Id==34991)
return 0;
uint8 school_immune = 0;
uint32 mechanic_immune = 0;
uint32 dispel_immune = 0;
//Check if the spell grants school or mechanic immunity.
//We use bitmasks so the loop is done only once and not on every aura check below.
if ( m_spellInfo->AttributesEx & SPELL_ATTR_EX_DISPEL_AURAS_ON_IMMUNITY )
{
for(int i = 0;i < 3; i ++)
{
if(m_spellInfo->EffectApplyAuraName[i] == SPELL_AURA_SCHOOL_IMMUNITY)
school_immune |= uint32(m_spellInfo->EffectMiscValue[i]);
else if(m_spellInfo->EffectApplyAuraName[i] == SPELL_AURA_MECHANIC_IMMUNITY)
mechanic_immune |= 1 << uint32(m_spellInfo->EffectMiscValue[i]);
else if(m_spellInfo->EffectApplyAuraName[i] == SPELL_AURA_DISPEL_IMMUNITY)
dispel_immune |= GetDispellMask(DispelType(m_spellInfo->EffectMiscValue[i]));
}
//immune movement impairement and loss of control
if(m_spellInfo->Id==(uint32)42292)
mechanic_immune = IMMUNE_TO_MOVEMENT_IMPAIRMENT_AND_LOSS_CONTROL_MASK;
}
//Check whether the cast should be prevented by any state you might have.
uint8 prevented_reason = 0;
// Have to check if there is a stun aura. Otherwise will have problems with ghost aura apply while logging out
if(!(m_spellInfo->AttributesEx5 & SPELL_ATTR_EX5_USABLE_WHILE_STUNNED) && m_caster->HasAuraType(SPELL_AURA_MOD_STUN))
prevented_reason = SPELL_FAILED_STUNNED;
else if(m_caster->HasFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_CONFUSED) && !(m_spellInfo->AttributesEx5 & SPELL_ATTR_EX5_USABLE_WHILE_CONFUSED))
prevented_reason = SPELL_FAILED_CONFUSED;
else if(m_caster->HasFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_FLEEING) && !(m_spellInfo->AttributesEx5 & SPELL_ATTR_EX5_USABLE_WHILE_FEARED))
prevented_reason = SPELL_FAILED_FLEEING;
else if(m_caster->HasFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_SILENCED) && m_spellInfo->PreventionType==SPELL_PREVENTION_TYPE_SILENCE)
prevented_reason = SPELL_FAILED_SILENCED;
else if(m_caster->HasFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_PACIFIED) && m_spellInfo->PreventionType==SPELL_PREVENTION_TYPE_PACIFY)
prevented_reason = SPELL_FAILED_PACIFIED;
// Attr must make flag drop spell totally immuned from all effects
if(prevented_reason)
{
if(school_immune || mechanic_immune || dispel_immune)
{
//Checking auras is needed now, because you are prevented by some state but the spell grants immunity.
Unit::AuraMap const& auras = m_caster->GetAuras();
for(Unit::AuraMap::const_iterator itr = auras.begin(); itr != auras.end(); itr++)
{
if(itr->second)
{
if( GetSpellMechanicMask(itr->second->GetSpellProto(), itr->second->GetEffIndex()) & mechanic_immune )
continue;
if( GetSpellSchoolMask(itr->second->GetSpellProto()) & school_immune )
continue;
if( (1<<(itr->second->GetSpellProto()->Dispel)) & dispel_immune)
continue;
//Make a second check for spell failed so the right SPELL_FAILED message is returned.
//That is needed when your casting is prevented by multiple states and you are only immune to some of them.
switch(itr->second->GetModifier()->m_auraname)
{
case SPELL_AURA_MOD_STUN:
if (!(m_spellInfo->AttributesEx5 & SPELL_ATTR_EX5_USABLE_WHILE_STUNNED))
return SPELL_FAILED_STUNNED;
break;
case SPELL_AURA_MOD_CONFUSE:
if (!(m_spellInfo->AttributesEx5 & SPELL_ATTR_EX5_USABLE_WHILE_CONFUSED))
return SPELL_FAILED_CONFUSED;
break;
case SPELL_AURA_MOD_FEAR:
if (!(m_spellInfo->AttributesEx5 & SPELL_ATTR_EX5_USABLE_WHILE_FEARED))
return SPELL_FAILED_FLEEING;
break;
case SPELL_AURA_MOD_SILENCE:
case SPELL_AURA_MOD_PACIFY:
case SPELL_AURA_MOD_PACIFY_SILENCE:
if( m_spellInfo->PreventionType==SPELL_PREVENTION_TYPE_PACIFY)
return SPELL_FAILED_PACIFIED;
else if ( m_spellInfo->PreventionType==SPELL_PREVENTION_TYPE_SILENCE)
return SPELL_FAILED_SILENCED;
break;
}
}
}
}
//You are prevented from casting and the spell casted does not grant immunity. Return a failed error.
else
return prevented_reason;
}
return 0; // all ok
}
bool Spell::CanAutoCast(Unit* target)
{
uint64 targetguid = target->GetGUID();
for(uint32 j = 0;j<3;j++)
{
if(m_spellInfo->Effect[j] == SPELL_EFFECT_APPLY_AURA)
{
if( m_spellInfo->StackAmount <= 1)
{
if( target->HasAura(m_spellInfo->Id, j) )
return false;
}
else
{
if( target->GetAuras().count(Unit::spellEffectPair(m_spellInfo->Id, j)) >= m_spellInfo->StackAmount)
return false;
}
}
else if ( IsAreaAuraEffect( m_spellInfo->Effect[j] ))
{
if( target->HasAura(m_spellInfo->Id, j) )
return false;
}
}
int16 result = PetCanCast(target);
if(result == -1 || result == SPELL_FAILED_UNIT_NOT_INFRONT)
{
FillTargetMap();
//check if among target units, our WANTED target is as well (->only self cast spells return false)
for(std::list<TargetInfo>::iterator ihit= m_UniqueTargetInfo.begin();ihit != m_UniqueTargetInfo.end();++ihit)
if( ihit->targetGUID == targetguid )
return true;
}
return false; //target invalid
}
uint8 Spell::CheckRange(bool strict)
{
float range_mod;
// self cast doesn't need range checking -- also for Starshards fix
if (m_spellInfo->rangeIndex == 1) return 0;
if (strict) //add radius of caster
range_mod = 1.25;
else //add radius of caster and ~5 yds "give"
range_mod = 6.25;
SpellRangeEntry const* srange = sSpellRangeStore.LookupEntry(m_spellInfo->rangeIndex);
float max_range = GetSpellMaxRange(srange) + range_mod;
float min_range = GetSpellMinRange(srange);
if(Player* modOwner = m_caster->GetSpellModOwner())
modOwner->ApplySpellMod(m_spellInfo->Id, SPELLMOD_RANGE, max_range, this);
Unit *target = m_targets.getUnitTarget();
if(target && target != m_caster)
{
// distance from target center in checks
float dist = m_caster->GetDistance(target->GetPositionX(),target->GetPositionY(),target->GetPositionZ());
if(dist > max_range)
return SPELL_FAILED_OUT_OF_RANGE; //0x5A;
if(dist < min_range)
return SPELL_FAILED_TOO_CLOSE;
if( m_caster->GetTypeId() == TYPEID_PLAYER &&
(m_spellInfo->FacingCasterFlags & SPELL_FACING_FLAG_INFRONT) && !m_caster->HasInArc( M_PI, target ) )
return SPELL_FAILED_UNIT_NOT_INFRONT;
}
if(m_targets.m_targetMask == TARGET_FLAG_DEST_LOCATION && m_targets.m_destX != 0 && m_targets.m_destY != 0 && m_targets.m_destZ != 0)
{
float dist = m_caster->GetDistance(m_targets.m_destX, m_targets.m_destY, m_targets.m_destZ);
if(dist > max_range)
return SPELL_FAILED_OUT_OF_RANGE;
if(dist < min_range)
return SPELL_FAILED_TOO_CLOSE;
}
return 0; // ok
}
int32 Spell::CalculatePowerCost()
{
// item cast not used power
if(m_CastItem)
return 0;
// Spell drain all exist power on cast (Only paladin lay of Hands)
if (m_spellInfo->AttributesEx & SPELL_ATTR_EX_DRAIN_ALL_POWER)
{
// If power type - health drain all
if (m_spellInfo->powerType == POWER_HEALTH)
return m_caster->GetHealth();
// Else drain all power
if (m_spellInfo->powerType < MAX_POWERS)
return m_caster->GetPower(Powers(m_spellInfo->powerType));
sLog.outError("Spell::CalculateManaCost: Unknown power type '%d' in spell %d", m_spellInfo->powerType, m_spellInfo->Id);
return 0;
}
// Base powerCost
int32 powerCost = m_spellInfo->manaCost;
// PCT cost from total amount
if (m_spellInfo->ManaCostPercentage)
{
switch (m_spellInfo->powerType)
{
// health as power used
case POWER_HEALTH:
powerCost += m_spellInfo->ManaCostPercentage * m_caster->GetCreateHealth() / 100;
break;
case POWER_MANA:
powerCost += m_spellInfo->ManaCostPercentage * m_caster->GetCreateMana() / 100;
break;
case POWER_RAGE:
case POWER_FOCUS:
case POWER_ENERGY:
case POWER_HAPPINESS:
// case POWER_RUNES:
powerCost += m_spellInfo->ManaCostPercentage * m_caster->GetMaxPower(Powers(m_spellInfo->powerType)) / 100;
break;
default:
sLog.outError("Spell::CalculateManaCost: Unknown power type '%d' in spell %d", m_spellInfo->powerType, m_spellInfo->Id);
return 0;
}
}
SpellSchools school = GetFirstSchoolInMask(m_spellSchoolMask);
// Flat mod from caster auras by spell school
powerCost += m_caster->GetInt32Value(UNIT_FIELD_POWER_COST_MODIFIER + school);
// Shiv - costs 20 + weaponSpeed*10 energy (apply only to non-triggered spell with energy cost)
if ( m_spellInfo->AttributesEx4 & SPELL_ATTR_EX4_SPELL_VS_EXTEND_COST )
powerCost += m_caster->GetAttackTime(OFF_ATTACK)/100;
// Apply cost mod by spell
if(Player* modOwner = m_caster->GetSpellModOwner())
modOwner->ApplySpellMod(m_spellInfo->Id, SPELLMOD_COST, powerCost, this);
if(m_spellInfo->Attributes & SPELL_ATTR_LEVEL_DAMAGE_CALCULATION)
powerCost = int32(powerCost/ (1.117f* m_spellInfo->spellLevel / m_caster->getLevel() -0.1327f));
// PCT mod from user auras by school
powerCost = int32(powerCost * (1.0f+m_caster->GetFloatValue(UNIT_FIELD_POWER_COST_MULTIPLIER+school)));
if (powerCost < 0)
powerCost = 0;
return powerCost;
}
uint8 Spell::CheckPower()
{
// item cast not used power
if(m_CastItem)
return 0;
// health as power used - need check health amount
if(m_spellInfo->powerType == POWER_HEALTH)
{
if(m_caster->GetHealth() <= m_powerCost)
return SPELL_FAILED_CASTER_AURASTATE;
return 0;
}
// Check valid power type
if( m_spellInfo->powerType >= MAX_POWERS )
{
sLog.outError("Spell::CheckMana: Unknown power type '%d'", m_spellInfo->powerType);
return SPELL_FAILED_UNKNOWN;
}
// Check power amount
Powers powerType = Powers(m_spellInfo->powerType);
if(m_caster->GetPower(powerType) < m_powerCost)
return SPELL_FAILED_NO_POWER;
else
return 0;
}
uint8 Spell::CheckItems()
{
if (m_caster->GetTypeId() != TYPEID_PLAYER)
return 0;
uint32 itemid, itemcount;
Player* p_caster = (Player*)m_caster;
if(m_CastItem)
{
itemid = m_CastItem->GetEntry();
if( !p_caster->HasItemCount(itemid,1) )
return SPELL_FAILED_ITEM_NOT_READY;
else
{
ItemPrototype const *proto = m_CastItem->GetProto();
if(!proto)
return SPELL_FAILED_ITEM_NOT_READY;
for (int i = 0; i<5; i++)
{
if (proto->Spells[i].SpellCharges)
{
if(m_CastItem->GetSpellCharges(i)==0)
return SPELL_FAILED_NO_CHARGES_REMAIN;
}
}
uint32 ItemClass = proto->Class;
if (ItemClass == ITEM_CLASS_CONSUMABLE && m_targets.getUnitTarget())
{
for (int i = 0; i < 3; i++)
{
// skip check, pet not required like checks, and for TARGET_PET m_targets.getUnitTarget() is not the real target but the caster
if (m_spellInfo->EffectImplicitTargetA[i] == TARGET_PET)
continue;
if (m_spellInfo->Effect[i] == SPELL_EFFECT_HEAL)
if (m_targets.getUnitTarget()->GetHealth() == m_targets.getUnitTarget()->GetMaxHealth())
return (uint8)SPELL_FAILED_ALREADY_AT_FULL_HEALTH;
// Mana Potion, Rage Potion, Thistle Tea(Rogue), ...
if (m_spellInfo->Effect[i] == SPELL_EFFECT_ENERGIZE)
{
if(m_spellInfo->EffectMiscValue[i] < 0 || m_spellInfo->EffectMiscValue[i] >= MAX_POWERS)
return (uint8)SPELL_FAILED_ALREADY_AT_FULL_POWER;
Powers power = Powers(m_spellInfo->EffectMiscValue[i]);
if (m_targets.getUnitTarget()->GetPower(power) == m_targets.getUnitTarget()->GetMaxPower(power))
return (uint8)SPELL_FAILED_ALREADY_AT_FULL_POWER;
}
}
}
}
}
if(m_targets.getItemTargetGUID())
{
if(m_caster->GetTypeId() != TYPEID_PLAYER)
return SPELL_FAILED_BAD_TARGETS;
if(!m_targets.getItemTarget())
return SPELL_FAILED_ITEM_GONE;
if(!m_targets.getItemTarget()->IsFitToSpellRequirements(m_spellInfo))
return SPELL_FAILED_EQUIPPED_ITEM_CLASS;
}
// if not item target then required item must be equipped
else
{
if(m_caster->GetTypeId() == TYPEID_PLAYER && !((Player*)m_caster)->HasItemFitToSpellReqirements(m_spellInfo))
return SPELL_FAILED_EQUIPPED_ITEM_CLASS;
}
if(m_spellInfo->RequiresSpellFocus)
{
CellPair p(MaNGOS::ComputeCellPair(m_caster->GetPositionX(), m_caster->GetPositionY()));
Cell cell(p);
cell.data.Part.reserved = ALL_DISTRICT;
GameObject* ok = NULL;
MaNGOS::GameObjectFocusCheck go_check(m_caster,m_spellInfo->RequiresSpellFocus);
MaNGOS::GameObjectSearcher<MaNGOS::GameObjectFocusCheck> checker(ok,go_check);
TypeContainerVisitor<MaNGOS::GameObjectSearcher<MaNGOS::GameObjectFocusCheck>, GridTypeMapContainer > object_checker(checker);
CellLock<GridReadGuard> cell_lock(cell, p);
cell_lock->Visit(cell_lock, object_checker, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
if(!ok)
return (uint8)SPELL_FAILED_REQUIRES_SPELL_FOCUS;
focusObject = ok; // game object found in range
}
if (!(m_spellInfo->AttributesEx5 & SPELL_ATTR_EX5_NO_REAGENT_WHILE_PREP &&
m_caster->HasFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_PREPARATION)))
{
for(uint32 i=0;i<8;i++)
{
if(m_spellInfo->Reagent[i] <= 0)
continue;
itemid = m_spellInfo->Reagent[i];
itemcount = m_spellInfo->ReagentCount[i];
// if CastItem is also spell reagent
if( m_CastItem && m_CastItem->GetEntry() == itemid )
{
ItemPrototype const *proto = m_CastItem->GetProto();
if(!proto)
return SPELL_FAILED_ITEM_NOT_READY;
for(int s=0;s<5;s++)
{
// CastItem will be used up and does not count as reagent
int32 charges = m_CastItem->GetSpellCharges(s);
if (proto->Spells[s].SpellCharges < 0 && abs(charges) < 2)
{
++itemcount;
break;
}
}
}
if( !p_caster->HasItemCount(itemid,itemcount) )
return (uint8)SPELL_FAILED_ITEM_NOT_READY; //0x54
}
}
uint32 totems = 2;
for(int i=0;i<2;++i)
{
if(m_spellInfo->Totem[i] != 0)
{
if( p_caster->HasItemCount(m_spellInfo->Totem[i],1) )
{
totems -= 1;
continue;
}
}else
totems -= 1;
}
if(totems != 0)
return (uint8)SPELL_FAILED_TOTEMS; //0x7C
//Check items for TotemCategory
uint32 TotemCategory = 2;
for(int i=0;i<2;++i)
{
if(m_spellInfo->TotemCategory[i] != 0)
{
if( p_caster->HasItemTotemCategory(m_spellInfo->TotemCategory[i]) )
{
TotemCategory -= 1;
continue;
}
}
else
TotemCategory -= 1;
}
if(TotemCategory != 0)
return (uint8)SPELL_FAILED_TOTEM_CATEGORY; //0x7B
for(int i = 0; i < 3; i++)
{
switch (m_spellInfo->Effect[i])
{
case SPELL_EFFECT_CREATE_ITEM:
{
if (!m_IsTriggeredSpell && m_spellInfo->EffectItemType[i])
{
ItemPosCountVec dest;
uint8 msg = p_caster->CanStoreNewItem(NULL_BAG, NULL_SLOT, dest, m_spellInfo->EffectItemType[i], 1 );
if (msg != EQUIP_ERR_OK )
{
p_caster->SendEquipError( msg, NULL, NULL );
return SPELL_FAILED_DONT_REPORT;
}
}
break;
}
case SPELL_EFFECT_ENCHANT_ITEM:
{
Item* targetItem = m_targets.getItemTarget();
if(!targetItem)
return SPELL_FAILED_ITEM_NOT_FOUND;
if( targetItem->GetProto()->ItemLevel < m_spellInfo->baseLevel )
return SPELL_FAILED_LOWLEVEL;
// Not allow enchant in trade slot for some enchant type
if( targetItem->GetOwner() != m_caster )
{
uint32 enchant_id = m_spellInfo->EffectMiscValue[i];
SpellItemEnchantmentEntry const *pEnchant = sSpellItemEnchantmentStore.LookupEntry(enchant_id);
if(!pEnchant)
return SPELL_FAILED_ERROR;
if (pEnchant->slot & ENCHANTMENT_CAN_SOULBOUND)
return SPELL_FAILED_NOT_TRADEABLE;
}
break;
}
case SPELL_EFFECT_ENCHANT_ITEM_TEMPORARY:
{
Item *item = m_targets.getItemTarget();
if(!item)
return SPELL_FAILED_ITEM_NOT_FOUND;
// Not allow enchant in trade slot for some enchant type
if( item->GetOwner() != m_caster )
{
uint32 enchant_id = m_spellInfo->EffectMiscValue[i];
SpellItemEnchantmentEntry const *pEnchant = sSpellItemEnchantmentStore.LookupEntry(enchant_id);
if(!pEnchant)
return SPELL_FAILED_ERROR;
if (pEnchant->slot & ENCHANTMENT_CAN_SOULBOUND)
return SPELL_FAILED_NOT_TRADEABLE;
}
break;
}
case SPELL_EFFECT_ENCHANT_HELD_ITEM:
// check item existence in effect code (not output errors at offhand hold item effect to main hand for example
break;
case SPELL_EFFECT_DISENCHANT:
{
if(!m_targets.getItemTarget())
return SPELL_FAILED_CANT_BE_DISENCHANTED;
// prevent disenchanting in trade slot
if( m_targets.getItemTarget()->GetOwnerGUID() != m_caster->GetGUID() )
return SPELL_FAILED_CANT_BE_DISENCHANTED;
ItemPrototype const* itemProto = m_targets.getItemTarget()->GetProto();
if(!itemProto)
return SPELL_FAILED_CANT_BE_DISENCHANTED;
uint32 item_quality = itemProto->Quality;
// 2.0.x addon: Check player enchanting level agains the item desenchanting requirements
uint32 item_disenchantskilllevel = itemProto->RequiredDisenchantSkill;
if (item_disenchantskilllevel == uint32(-1))
return SPELL_FAILED_CANT_BE_DISENCHANTED;
if (item_disenchantskilllevel > p_caster->GetSkillValue(SKILL_ENCHANTING))
return SPELL_FAILED_LOW_CASTLEVEL;
if(item_quality > 4 || item_quality < 2)
return SPELL_FAILED_CANT_BE_DISENCHANTED;
if(itemProto->Class != ITEM_CLASS_WEAPON && itemProto->Class != ITEM_CLASS_ARMOR)
return SPELL_FAILED_CANT_BE_DISENCHANTED;
if (!itemProto->DisenchantID)
return SPELL_FAILED_CANT_BE_DISENCHANTED;
break;
}
case SPELL_EFFECT_PROSPECTING:
{
if(!m_targets.getItemTarget())
return SPELL_FAILED_CANT_BE_PROSPECTED;
//ensure item is a prospectable ore
if(!(m_targets.getItemTarget()->GetProto()->BagFamily & BAG_FAMILY_MASK_MINING_SUPP) || m_targets.getItemTarget()->GetProto()->Class != ITEM_CLASS_TRADE_GOODS)
return SPELL_FAILED_CANT_BE_PROSPECTED;
//prevent prospecting in trade slot
if( m_targets.getItemTarget()->GetOwnerGUID() != m_caster->GetGUID() )
return SPELL_FAILED_CANT_BE_PROSPECTED;
//Check for enough skill in jewelcrafting
uint32 item_prospectingskilllevel = m_targets.getItemTarget()->GetProto()->RequiredSkillRank;
if(item_prospectingskilllevel >p_caster->GetSkillValue(SKILL_JEWELCRAFTING))
return SPELL_FAILED_LOW_CASTLEVEL;
//make sure the player has the required ores in inventory
if(m_targets.getItemTarget()->GetCount() < 5)
return SPELL_FAILED_PROSPECT_NEED_MORE;
if(!LootTemplates_Prospecting.HaveLootFor(m_targets.getItemTargetEntry()))
return SPELL_FAILED_CANT_BE_PROSPECTED;
break;
}
case SPELL_EFFECT_WEAPON_DAMAGE:
case SPELL_EFFECT_WEAPON_DAMAGE_NOSCHOOL:
{
if(m_caster->GetTypeId() != TYPEID_PLAYER) return SPELL_FAILED_TARGET_NOT_PLAYER;
if( m_attackType != RANGED_ATTACK )
break;
Item *pItem = ((Player*)m_caster)->GetWeaponForAttack(m_attackType);
if(!pItem || pItem->IsBroken())
return SPELL_FAILED_EQUIPPED_ITEM;
switch(pItem->GetProto()->SubClass)
{
case ITEM_SUBCLASS_WEAPON_THROWN:
{
uint32 ammo = pItem->GetEntry();
if( !((Player*)m_caster)->HasItemCount( ammo, 1 ) )
return SPELL_FAILED_NO_AMMO;
}; break;
case ITEM_SUBCLASS_WEAPON_GUN:
case ITEM_SUBCLASS_WEAPON_BOW:
case ITEM_SUBCLASS_WEAPON_CROSSBOW:
{
uint32 ammo = ((Player*)m_caster)->GetUInt32Value(PLAYER_AMMO_ID);
if(!ammo)
{
// Requires No Ammo
if(m_caster->GetDummyAura(46699))
break; // skip other checks
return SPELL_FAILED_NO_AMMO;
}
ItemPrototype const *ammoProto = objmgr.GetItemPrototype( ammo );
if(!ammoProto)
return SPELL_FAILED_NO_AMMO;
if(ammoProto->Class != ITEM_CLASS_PROJECTILE)
return SPELL_FAILED_NO_AMMO;
// check ammo ws. weapon compatibility
switch(pItem->GetProto()->SubClass)
{
case ITEM_SUBCLASS_WEAPON_BOW:
case ITEM_SUBCLASS_WEAPON_CROSSBOW:
if(ammoProto->SubClass!=ITEM_SUBCLASS_ARROW)
return SPELL_FAILED_NO_AMMO;
break;
case ITEM_SUBCLASS_WEAPON_GUN:
if(ammoProto->SubClass!=ITEM_SUBCLASS_BULLET)
return SPELL_FAILED_NO_AMMO;
break;
default:
return SPELL_FAILED_NO_AMMO;
}
if( !((Player*)m_caster)->HasItemCount( ammo, 1 ) )
return SPELL_FAILED_NO_AMMO;
}; break;
case ITEM_SUBCLASS_WEAPON_WAND:
default:
break;
}
break;
}
default:break;
}
}
return uint8(0);
}
void Spell::Delayed()
{
if(!m_caster || m_caster->GetTypeId() != TYPEID_PLAYER)
return;
if (m_spellState == SPELL_STATE_DELAYED)
return; // spell is active and can't be time-backed
// spells not loosing casting time ( slam, dynamites, bombs.. )
if(!(m_spellInfo->InterruptFlags & SPELL_INTERRUPT_FLAG_DAMAGE))
return;
//check resist chance
int32 resistChance = 100; //must be initialized to 100 for percent modifiers
((Player*)m_caster)->ApplySpellMod(m_spellInfo->Id,SPELLMOD_NOT_LOSE_CASTING_TIME,resistChance, this);
resistChance += m_caster->GetTotalAuraModifier(SPELL_AURA_RESIST_PUSHBACK) - 100;
if (roll_chance_i(resistChance))
return;
int32 delaytime = GetNextDelayAtDamageMsTime();
if(int32(m_timer) + delaytime > m_casttime)
{
delaytime = m_casttime - m_timer;
m_timer = m_casttime;
}
else
m_timer += delaytime;
sLog.outDetail("Spell %u partially interrupted for (%d) ms at damage",m_spellInfo->Id,delaytime);
WorldPacket data(SMSG_SPELL_DELAYED, 8+4);
data.append(m_caster->GetPackGUID());
data << uint32(delaytime);
m_caster->SendMessageToSet(&data,true);
}
void Spell::DelayedChannel()
{
if(!m_caster || m_caster->GetTypeId() != TYPEID_PLAYER || getState() != SPELL_STATE_CASTING)
return;
//check resist chance
int32 resistChance = 100; //must be initialized to 100 for percent modifiers
((Player*)m_caster)->ApplySpellMod(m_spellInfo->Id,SPELLMOD_NOT_LOSE_CASTING_TIME,resistChance, this);
resistChance += m_caster->GetTotalAuraModifier(SPELL_AURA_RESIST_PUSHBACK) - 100;
if (roll_chance_i(resistChance))
return;
int32 delaytime = GetNextDelayAtDamageMsTime();
if(int32(m_timer) < delaytime)
{
delaytime = m_timer;
m_timer = 0;
}
else
m_timer -= delaytime;
sLog.outDebug("Spell %u partially interrupted for %i ms, new duration: %u ms", m_spellInfo->Id, delaytime, m_timer);
for(std::list<TargetInfo>::iterator ihit= m_UniqueTargetInfo.begin();ihit != m_UniqueTargetInfo.end();++ihit)
{
if ((*ihit).missCondition == SPELL_MISS_NONE)
{
Unit* unit = m_caster->GetGUID()==ihit->targetGUID ? m_caster : ObjectAccessor::GetUnit(*m_caster, ihit->targetGUID);
if (unit)
{
for (int j=0;j<3;j++)
if( ihit->effectMask & (1<<j) )
unit->DelayAura(m_spellInfo->Id, j, delaytime);
}
}
}
for(int j = 0; j < 3; j++)
{
// partially interrupt persistent area auras
DynamicObject* dynObj = m_caster->GetDynObject(m_spellInfo->Id, j);
if(dynObj)
dynObj->Delay(delaytime);
}
SendChannelUpdate(m_timer);
}
void Spell::UpdatePointers()
{
if(m_originalCasterGUID==m_caster->GetGUID())
m_originalCaster = m_caster;
else
{
m_originalCaster = ObjectAccessor::GetUnit(*m_caster,m_originalCasterGUID);
if(m_originalCaster && !m_originalCaster->IsInWorld()) m_originalCaster = NULL;
}
m_targets.Update(m_caster);
}
bool Spell::IsAffectedBy(SpellEntry const *spellInfo, uint32 effectId)
{
return spellmgr.IsAffectedBySpell(m_spellInfo,spellInfo->Id,effectId,spellInfo->EffectItemType[effectId]);
}
bool Spell::CheckTargetCreatureType(Unit* target) const
{
uint32 spellCreatureTargetMask = m_spellInfo->TargetCreatureType;
// Curse of Doom : not find another way to fix spell target check :/
if(m_spellInfo->SpellFamilyName==SPELLFAMILY_WARLOCK && m_spellInfo->SpellFamilyFlags == 0x0200000000LL)
{
// not allow cast at player
if(target->GetTypeId()==TYPEID_PLAYER)
return false;
spellCreatureTargetMask = 0x7FF;
}
// Dismiss Pet and Taming Lesson skipped
if(m_spellInfo->Id == 2641 || m_spellInfo->Id == 23356)
spellCreatureTargetMask = 0;
if (spellCreatureTargetMask)
{
uint32 TargetCreatureType = target->GetCreatureTypeMask();
return !TargetCreatureType || (spellCreatureTargetMask & TargetCreatureType);
}
return true;
}
CurrentSpellTypes Spell::GetCurrentContainer()
{
if (IsNextMeleeSwingSpell())
return(CURRENT_MELEE_SPELL);
else if (IsAutoRepeat())
return(CURRENT_AUTOREPEAT_SPELL);
else if (IsChanneledSpell(m_spellInfo))
return(CURRENT_CHANNELED_SPELL);
else
return(CURRENT_GENERIC_SPELL);
}
bool Spell::CheckTarget( Unit* target, uint32 eff, bool hitPhase )
{
// Check targets for creature type mask and remove not appropriate (skip explicit self target case, maybe need other explicit targets)
if(m_spellInfo->EffectImplicitTargetA[eff]!=TARGET_SELF )
{
if (!CheckTargetCreatureType(target))
return false;
}
// Check targets for not_selectable unit flag and remove
// A player can cast spells on his pet (or other controlled unit) though in any state
if (target != m_caster && target->GetCharmerOrOwnerGUID() != m_caster->GetGUID())
{
// any unattackable target skipped
if (target->HasFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_NON_ATTACKABLE))
return false;
// unselectable targets skipped in all cases except TARGET_SCRIPT targeting
// in case TARGET_SCRIPT target selected by server always and can't be cheated
if( target->HasFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_NOT_SELECTABLE) &&
m_spellInfo->EffectImplicitTargetA[eff] != TARGET_SCRIPT &&
m_spellInfo->EffectImplicitTargetB[eff] != TARGET_SCRIPT )
return false;
}
//Check player targets and remove if in GM mode or GM invisibility (for not self casting case)
if( target != m_caster && target->GetTypeId()==TYPEID_PLAYER)
{
if(((Player*)target)->GetVisibility()==VISIBILITY_OFF)
return false;
if(((Player*)target)->isGameMaster() && !IsPositiveSpell(m_spellInfo->Id))
return false;
}
//Check targets for LOS visibility (except spells without range limitations )
switch(m_spellInfo->Effect[eff])
{
case SPELL_EFFECT_SUMMON_PLAYER: // from anywhere
break;
case SPELL_EFFECT_DUMMY:
if(m_spellInfo->Id!=20577) // Cannibalize
break;
//fall through
case SPELL_EFFECT_RESURRECT_NEW:
// player far away, maybe his corpse near?
if(target!=m_caster && !target->IsWithinLOSInMap(m_caster))
{
if(!m_targets.getCorpseTargetGUID())
return false;
Corpse *corpse = ObjectAccessor::GetCorpse(*m_caster,m_targets.getCorpseTargetGUID());
if(!corpse)
return false;
if(target->GetGUID()!=corpse->GetOwnerGUID())
return false;
if(!corpse->IsWithinLOSInMap(m_caster))
return false;
}
// all ok by some way or another, skip normal check
break;
default: // normal case
if(target!=m_caster && !target->IsWithinLOSInMap(m_caster))
return false;
break;
}
return true;
}
Unit* Spell::SelectMagnetTarget()
{
Unit* target = m_targets.getUnitTarget();
if(target && target->HasAuraType(SPELL_AURA_SPELL_MAGNET) && !(m_spellInfo->Attributes & 0x10))
{
Unit::AuraList const& magnetAuras = target->GetAurasByType(SPELL_AURA_SPELL_MAGNET);
for(Unit::AuraList::const_iterator itr = magnetAuras.begin(); itr != magnetAuras.end(); ++itr)
{
if(Unit* magnet = (*itr)->GetCaster())
{
if(magnet->IsWithinLOSInMap(m_caster))
{
target = magnet;
m_targets.setUnitTarget(target);
break;
}
}
}
}
return target;
}
bool Spell::IsNeedSendToClient() const
{
return m_spellInfo->SpellVisual!=0 || IsChanneledSpell(m_spellInfo) ||
m_spellInfo->speed > 0.0f || !m_triggeredByAuraSpell && !m_IsTriggeredSpell;
}
bool Spell::HaveTargetsForEffect( uint8 effect ) const
{
for(std::list<TargetInfo>::const_iterator itr= m_UniqueTargetInfo.begin();itr != m_UniqueTargetInfo.end();++itr)
if(itr->effectMask & (1<<effect))
return true;
for(std::list<GOTargetInfo>::const_iterator itr= m_UniqueGOTargetInfo.begin();itr != m_UniqueGOTargetInfo.end();++itr)
if(itr->effectMask & (1<<effect))
return true;
for(std::list<ItemTargetInfo>::const_iterator itr= m_UniqueItemInfo.begin();itr != m_UniqueItemInfo.end();++itr)
if(itr->effectMask & (1<<effect))
return true;
return false;
}
SpellEvent::SpellEvent(Spell* spell) : BasicEvent()
{
m_Spell = spell;
}
SpellEvent::~SpellEvent()
{
if (m_Spell->getState() != SPELL_STATE_FINISHED)
m_Spell->cancel();
if (m_Spell->IsDeletable())
{
delete m_Spell;
}
else
{
sLog.outError("~SpellEvent: %s %u tried to delete non-deletable spell %u. Was not deleted, causes memory leak.",
(m_Spell->GetCaster()->GetTypeId()==TYPEID_PLAYER?"Player":"Creature"), m_Spell->GetCaster()->GetGUIDLow(),m_Spell->m_spellInfo->Id);
}
}
bool SpellEvent::Execute(uint64 e_time, uint32 p_time)
{
// update spell if it is not finished
if (m_Spell->getState() != SPELL_STATE_FINISHED)
m_Spell->update(p_time);
// check spell state to process
switch (m_Spell->getState())
{
case SPELL_STATE_FINISHED:
{
// spell was finished, check deletable state
if (m_Spell->IsDeletable())
{
// check, if we do have unfinished triggered spells
return(true); // spell is deletable, finish event
}
// event will be re-added automatically at the end of routine)
} break;
case SPELL_STATE_CASTING:
{
// this spell is in channeled state, process it on the next update
// event will be re-added automatically at the end of routine)
} break;
case SPELL_STATE_DELAYED:
{
// first, check, if we have just started
if (m_Spell->GetDelayStart() != 0)
{
// no, we aren't, do the typical update
// check, if we have channeled spell on our hands
if (IsChanneledSpell(m_Spell->m_spellInfo))
{
// evented channeled spell is processed separately, casted once after delay, and not destroyed till finish
// check, if we have casting anything else except this channeled spell and autorepeat
if (m_Spell->GetCaster()->IsNonMeleeSpellCasted(false, true, true))
{
// another non-melee non-delayed spell is casted now, abort
m_Spell->cancel();
}
else
{
// do the action (pass spell to channeling state)
m_Spell->handle_immediate();
}
// event will be re-added automatically at the end of routine)
}
else
{
// run the spell handler and think about what we can do next
uint64 t_offset = e_time - m_Spell->GetDelayStart();
uint64 n_offset = m_Spell->handle_delayed(t_offset);
if (n_offset)
{
// re-add us to the queue
m_Spell->GetCaster()->m_Events.AddEvent(this, m_Spell->GetDelayStart() + n_offset, false);
return(false); // event not complete
}
// event complete
// finish update event will be re-added automatically at the end of routine)
}
}
else
{
// delaying had just started, record the moment
m_Spell->SetDelayStart(e_time);
// re-plan the event for the delay moment
m_Spell->GetCaster()->m_Events.AddEvent(this, e_time + m_Spell->GetDelayMoment(), false);
return(false); // event not complete
}
} break;
default:
{
// all other states
// event will be re-added automatically at the end of routine)
} break;
}
// spell processing not complete, plan event on the next update interval
m_Spell->GetCaster()->m_Events.AddEvent(this, e_time + 1, false);
return(false); // event not complete
}
void SpellEvent::Abort(uint64 /*e_time*/)
{
// oops, the spell we try to do is aborted
if (m_Spell->getState() != SPELL_STATE_FINISHED)
m_Spell->cancel();
}
bool SpellEvent::IsDeletable() const
{
return m_Spell->IsDeletable();
}
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