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mangos/src/game/WorldHandlers/Spell.cpp
Necrovoice a665f4dd46 Rogue Stealth corrections 
A few corrections to the rogue stealth.
2017-01-31 20:05:47 +00:00

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/**
* MaNGOS is a full featured server for World of Warcraft, supporting
* the following clients: 1.12.x, 2.4.3, 3.3.5a, 4.3.4a and 5.4.8
*
* Copyright (C) 2005-2017 MaNGOS project <https://getmangos.eu>
*
* 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
*
* World of Warcraft, and all World of Warcraft or Warcraft art, images,
* and lore are copyrighted by Blizzard Entertainment, Inc.
*/
#include "Spell.h"
#include "Database/DatabaseEnv.h"
#include "WorldPacket.h"
#include "WorldSession.h"
#include "GridNotifiers.h"
#include "GridNotifiersImpl.h"
#include "Opcodes.h"
#include "Log.h"
#include "World.h"
#include "ObjectMgr.h"
#include "SpellMgr.h"
#include "Player.h"
#include "Pet.h"
#include "Unit.h"
#include "DynamicObject.h"
#include "Group.h"
#include "UpdateData.h"
#include "ObjectAccessor.h"
#include "CellImpl.h"
#include "Policies/Singleton.h"
#include "SharedDefines.h"
#include "LootMgr.h"
#include "VMapFactory.h"
#include "BattleGround/BattleGround.h"
#include "Util.h"
#include "Chat.h"
#include "SQLStorages.h"
#include "DisableMgr.h"
#ifdef ENABLE_ELUNA
#include "LuaEngine.h"
#endif /* ENABLE_ELUNA */
extern pEffect SpellEffects[TOTAL_SPELL_EFFECTS];
bool IsQuestTameSpell(uint32 spellId)
{
SpellEntry const* spellproto = sSpellStore.LookupEntry(spellId);
if (!spellproto)
{ return false; }
return spellproto->Effect[EFFECT_INDEX_0] == SPELL_EFFECT_THREAT
&& spellproto->Effect[EFFECT_INDEX_1] == SPELL_EFFECT_APPLY_AURA && spellproto->EffectApplyAuraName[EFFECT_INDEX_1] == SPELL_AURA_DUMMY;
}
SpellCastTargets::SpellCastTargets()
{
m_unitTarget = NULL;
m_itemTarget = NULL;
m_GOTarget = NULL;
m_itemTargetEntry = 0;
m_srcX = m_srcY = m_srcZ = m_destX = m_destY = m_destZ = 0.0f;
m_strTarget.clear();
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->GetObjectGuid();
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::setSource(float x, float y, float z)
{
m_srcX = x;
m_srcY = y;
m_srcZ = z;
m_targetMask |= TARGET_FLAG_SOURCE_LOCATION;
}
void SpellCastTargets::setGOTarget(GameObject* target)
{
m_GOTarget = target;
m_GOTargetGUID = target->GetObjectGuid();
// m_targetMask |= TARGET_FLAG_OBJECT;
}
void SpellCastTargets::setItemTarget(Item* item)
{
if (!item)
{ return; }
m_itemTarget = item;
m_itemTargetGUID = item->GetObjectGuid();
m_itemTargetEntry = item->GetEntry();
m_targetMask |= TARGET_FLAG_ITEM;
}
void SpellCastTargets::setTradeItemTarget(Player* caster)
{
m_itemTargetGUID = ObjectGuid(uint64(TRADE_SLOT_NONTRADED));
m_itemTargetEntry = 0;
m_targetMask |= TARGET_FLAG_TRADE_ITEM;
Update(caster);
}
void SpellCastTargets::setCorpseTarget(Corpse* corpse)
{
m_CorpseTargetGUID = corpse->GetObjectGuid();
}
void SpellCastTargets::Update(Unit* caster)
{
m_GOTarget = m_GOTargetGUID ? caster->GetMap()->GetGameObject(m_GOTargetGUID) : NULL;
m_unitTarget = m_unitTargetGUID ?
(m_unitTargetGUID == caster->GetObjectGuid() ? caster : ObjectAccessor::GetUnit(*caster, m_unitTargetGUID)) :
NULL;
m_itemTarget = NULL;
if (caster->GetTypeId() == TYPEID_PLAYER)
{
Player* player = ((Player*)caster);
if (m_targetMask & TARGET_FLAG_ITEM)
{ m_itemTarget = player->GetItemByGuid(m_itemTargetGUID); }
else if (m_targetMask & TARGET_FLAG_TRADE_ITEM)
{
if (TradeData* pTrade = player->GetTradeData())
if (m_itemTargetGUID.GetRawValue() < TRADE_SLOT_COUNT)
{ m_itemTarget = pTrade->GetTraderData()->GetItem(TradeSlots(m_itemTargetGUID.GetRawValue())); }
}
if (m_itemTarget)
{ m_itemTargetEntry = m_itemTarget->GetEntry(); }
}
}
void SpellCastTargets::read(ByteBuffer& data, Unit* caster)
{
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->GetObjectGuid();
return;
}
// TARGET_FLAG_UNK2 is used for non-combat pets, maybe other?
if (m_targetMask & (TARGET_FLAG_UNIT | TARGET_FLAG_UNK2))
{ data >> m_unitTargetGUID.ReadAsPacked(); }
if (m_targetMask & (TARGET_FLAG_OBJECT | TARGET_FLAG_OBJECT_UNK | TARGET_FLAG_GAMEOBJECT_ITEM))
{ data >> m_GOTargetGUID.ReadAsPacked(); }
if ((m_targetMask & (TARGET_FLAG_ITEM | TARGET_FLAG_TRADE_ITEM)) && caster->GetTypeId() == TYPEID_PLAYER)
{ data >> m_itemTargetGUID.ReadAsPacked(); }
if (m_targetMask & TARGET_FLAG_SOURCE_LOCATION)
{
data >> m_srcX >> m_srcY >> m_srcZ;
if (!MaNGOS::IsValidMapCoord(m_srcX, m_srcY, m_srcZ))
{ throw ByteBufferException(false, data.rpos(), 0, data.size()); }
}
if (m_targetMask & TARGET_FLAG_DEST_LOCATION)
{
data >> m_destX >> m_destY >> m_destZ;
if (!MaNGOS::IsValidMapCoord(m_destX, m_destY, m_destZ))
{ throw ByteBufferException(false, data.rpos(), 0, data.size()); }
}
if (m_targetMask & TARGET_FLAG_STRING)
{ data >> m_strTarget; }
if (m_targetMask & (TARGET_FLAG_CORPSE | TARGET_FLAG_PVP_CORPSE))
{ data >> m_CorpseTargetGUID.ReadAsPacked(); }
// find real units/GOs
Update(caster);
}
void SpellCastTargets::write(ByteBuffer& data) const
{
data << uint16(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 << m_unitTarget->GetPackGUID(); }
else
{ data << uint8(0); }
}
else if (m_targetMask & (TARGET_FLAG_OBJECT | TARGET_FLAG_OBJECT_UNK))
{
if (m_GOTarget)
{ data << m_GOTarget->GetPackGUID(); }
else
{ data << uint8(0); }
}
else if (m_targetMask & (TARGET_FLAG_CORPSE | TARGET_FLAG_PVP_CORPSE))
{ data << m_CorpseTargetGUID.WriteAsPacked(); }
else
{ data << uint8(0); }
}
if (m_targetMask & (TARGET_FLAG_ITEM | TARGET_FLAG_TRADE_ITEM))
{
if (m_itemTarget)
{ data << 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, ObjectGuid originalCasterGUID, SpellEntry const* triggeredBy)
{
MANGOS_ASSERT(caster != NULL && info != NULL);
MANGOS_ASSERT(info == sSpellStore.LookupEntry(info->Id)); // `info` must be pointer to sSpellStore element
m_spellInfo = info;
m_triggeredBySpellInfo = triggeredBy;
m_caster = caster;
m_selfContainer = NULL;
m_referencedFromCurrentSpell = false;
m_executedCurrently = false;
m_delayStart = 0;
m_delayAtDamageCount = 0;
m_applyMultiplierMask = 0;
// Get data for type of attack
m_attackType = GetWeaponAttackType(m_spellInfo);
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 = GetSchoolMask(pItem->GetProto()->Damage[0].DamageType); }
}
}
// Set health leech amount to zero
m_healthLeech = 0;
m_originalCasterGUID = originalCasterGUID ? originalCasterGUID : m_caster->GetObjectGuid();
UpdateOriginalCasterPointer();
for (int i = 0; i < MAX_EFFECT_INDEX; ++i)
{ m_currentBasePoints[i] = m_spellInfo->CalculateSimpleValue(SpellEffectIndex(i)); }
m_spellState = SPELL_STATE_PREPARING;
m_castPositionX = m_castPositionY = m_castPositionZ = 0;
m_TriggerSpells.clear();
m_preCastSpells.clear();
m_IsTriggeredSpell = triggered;
// m_AreaAura = false;
m_CastItem = NULL;
unitTarget = NULL;
itemTarget = NULL;
gameObjTarget = NULL;
focusObject = NULL;
m_triggeredByAuraSpell = NULL;
// Auto Shot & Shoot (wand)
m_autoRepeat = IsAutoRepeatRangedSpell(m_spellInfo);
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 cast time in prepare
m_duration = 0;
m_needAliveTargetMask = 0;
// determine reflection
m_canReflect = false;
if (m_spellInfo->DmgClass == SPELL_DAMAGE_CLASS_MAGIC && !m_spellInfo->HasAttribute(SPELL_ATTR_EX2_CANT_REFLECTED))
{
for (int j = 0; j < MAX_EFFECT_INDEX; ++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->HasAttribute(SPELL_ATTR_EX_NEGATIVE); }
if (m_canReflect)
{ continue; }
else
{ break; }
}
}
CleanupTargetList();
}
Spell::~Spell()
{
}
template<typename T>
WorldObject* Spell::FindCorpseUsing()
{
// non-standard target selection
SpellRangeEntry const* srange = sSpellRangeStore.LookupEntry(m_spellInfo->rangeIndex);
float max_range = GetSpellMaxRange(srange);
WorldObject* result = NULL;
T u_check(m_caster, max_range);
MaNGOS::WorldObjectSearcher<T> searcher(result, u_check);
Cell::VisitGridObjects(m_caster, searcher, max_range);
if (!result)
{ Cell::VisitWorldObjects(m_caster, searcher, max_range); }
return result;
}
void Spell::FillTargetMap()
{
// TODO: ADD the correct target FILLS!!!!!!
UnitList tmpUnitLists[MAX_EFFECT_INDEX]; // Stores the temporary Target Lists for each effect
uint8 effToIndex[MAX_EFFECT_INDEX] = {0, 1, 2}; // Helper array, to link to another tmpUnitList, if the targets for both effects match
for (int i = 0; i < MAX_EFFECT_INDEX; ++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] == SPELL_EFFECT_NONE)
{ continue; }
// targets for TARGET_SCRIPT_COORDINATES (A) and TARGET_SCRIPT
// for TARGET_FOCUS_OR_SCRIPTED_GAMEOBJECT (A) all is checked in Spell::CheckCast and in Spell::CheckItem
// filled in Spell::CheckCast call
if (m_spellInfo->EffectImplicitTargetA[i] == TARGET_SCRIPT_COORDINATES ||
m_spellInfo->EffectImplicitTargetA[i] == TARGET_FOCUS_OR_SCRIPTED_GAMEOBJECT ||
(m_spellInfo->EffectImplicitTargetA[i] == TARGET_SCRIPT && m_spellInfo->EffectImplicitTargetB[i] != TARGET_SELF) ||
(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, SpellEffectIndex(i)); }
// no double fill for same targets
for (int j = 0; j < i; ++j)
{
// Check if same target, but handle i.e. AreaAuras different
if (m_spellInfo->EffectImplicitTargetA[i] == m_spellInfo->EffectImplicitTargetA[j] && m_spellInfo->EffectImplicitTargetB[i] == m_spellInfo->EffectImplicitTargetB[j]
&& m_spellInfo->Effect[j] != SPELL_EFFECT_NONE
&& !IsAreaAuraEffect(m_spellInfo->Effect[i]) && !IsAreaAuraEffect(m_spellInfo->Effect[j]))
// Add further conditions here if required
{
effToIndex[i] = j; // effect i has same targeting list as effect j
break;
}
}
if (effToIndex[i] == i) // New target combination
{
// 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_NONE:
switch (m_spellInfo->EffectImplicitTargetB[i])
{
case TARGET_NONE:
if (m_caster->GetObjectGuid().IsPet())
{ SetTargetMap(SpellEffectIndex(i), TARGET_SELF, tmpUnitLists[i /*==effToIndex[i]*/]); }
else
{ SetTargetMap(SpellEffectIndex(i), TARGET_EFFECT_SELECT, tmpUnitLists[i /*==effToIndex[i]*/]); }
break;
default:
SetTargetMap(SpellEffectIndex(i), m_spellInfo->EffectImplicitTargetB[i], tmpUnitLists[i /*==effToIndex[i]*/]);
break;
}
break;
case TARGET_SELF:
switch (m_spellInfo->EffectImplicitTargetB[i])
{
case TARGET_NONE: // Fill Target based on A only
// Arcane Missiles have strange targeting for auras
// Gnomish Death Ray triggered 13280
if ((m_spellInfo->SpellFamilyName == SPELLFAMILY_MAGE && m_spellInfo->SpellFamilyFlags & UI64LIT(0x00000800)) ||
(m_spellInfo->Id == 13280))
{
if (m_caster->GetTypeId() == TYPEID_PLAYER)
if (Unit* target = ObjectAccessor::Instance().GetUnit(*m_caster, ((Player*)m_caster)->GetSelectionGuid()))
if (!m_caster->IsFriendlyTo(target))
{ tmpUnitLists[i /*==effToIndex[i]*/].push_back(target); }
}
else
{ SetTargetMap(SpellEffectIndex(i), m_spellInfo->EffectImplicitTargetA[i], tmpUnitLists[i /*==effToIndex[i]*/]); }
break;
case TARGET_EFFECT_SELECT:
case TARGET_SCRIPT: // B-target only used with CheckCast here
SetTargetMap(SpellEffectIndex(i), m_spellInfo->EffectImplicitTargetA[i], tmpUnitLists[i /*==effToIndex[i]*/]);
break;
case TARGET_AREAEFFECT_INSTANT: // use B case that not dependent from from A in fact
if ((m_targets.m_targetMask & TARGET_FLAG_DEST_LOCATION) == 0)
{ m_targets.setDestination(m_caster->GetPositionX(), m_caster->GetPositionY(), m_caster->GetPositionZ()); }
SetTargetMap(SpellEffectIndex(i), m_spellInfo->EffectImplicitTargetB[i], tmpUnitLists[i /*==effToIndex[i]*/]);
break;
default:
SetTargetMap(SpellEffectIndex(i), m_spellInfo->EffectImplicitTargetA[i], tmpUnitLists[i /*==effToIndex[i]*/]);
SetTargetMap(SpellEffectIndex(i), m_spellInfo->EffectImplicitTargetB[i], tmpUnitLists[i /*==effToIndex[i]*/]);
break;
}
break;
case TARGET_EFFECT_SELECT:
switch (m_spellInfo->EffectImplicitTargetB[i])
{
case TARGET_NONE:
case TARGET_EFFECT_SELECT:
SetTargetMap(SpellEffectIndex(i), m_spellInfo->EffectImplicitTargetA[i], tmpUnitLists[i /*==effToIndex[i]*/]);
break;
// dest point setup required
case TARGET_AREAEFFECT_INSTANT:
case TARGET_AREAEFFECT_CUSTOM:
case TARGET_ALL_ENEMY_IN_AREA:
case TARGET_ALL_ENEMY_IN_AREA_INSTANT:
case TARGET_ALL_ENEMY_IN_AREA_CHANNELED:
case TARGET_ALL_FRIENDLY_UNITS_IN_AREA:
case TARGET_AREAEFFECT_GO_AROUND_DEST:
// triggered spells get dest point from default target set, ignore it
if (!(m_targets.m_targetMask & TARGET_FLAG_DEST_LOCATION) || m_IsTriggeredSpell)
if (WorldObject* castObject = GetCastingObject())
{ m_targets.setDestination(castObject->GetPositionX(), castObject->GetPositionY(), castObject->GetPositionZ()); }
SetTargetMap(SpellEffectIndex(i), m_spellInfo->EffectImplicitTargetB[i], tmpUnitLists[i /*==effToIndex[i]*/]);
break;
// target pre-selection required
case TARGET_INNKEEPER_COORDINATES:
case TARGET_TABLE_X_Y_Z_COORDINATES:
case TARGET_CASTER_COORDINATES:
case TARGET_SCRIPT_COORDINATES:
case TARGET_CURRENT_ENEMY_COORDINATES:
case TARGET_DUELVSPLAYER_COORDINATES:
// need some target for processing
SetTargetMap(SpellEffectIndex(i), m_spellInfo->EffectImplicitTargetA[i], tmpUnitLists[i /*==effToIndex[i]*/]);
SetTargetMap(SpellEffectIndex(i), m_spellInfo->EffectImplicitTargetB[i], tmpUnitLists[i /*==effToIndex[i]*/]);
break;
default:
SetTargetMap(SpellEffectIndex(i), m_spellInfo->EffectImplicitTargetB[i], tmpUnitLists[i /*==effToIndex[i]*/]);
break;
}
break;
case TARGET_CASTER_COORDINATES:
switch (m_spellInfo->EffectImplicitTargetB[i])
{
case TARGET_ALL_ENEMY_IN_AREA:
// 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 nonexistent GO casting support
// currently each enemy selected explicitly and self cast damage
if (m_spellInfo->Effect[i] == SPELL_EFFECT_ENVIRONMENTAL_DAMAGE)
{
if (m_targets.getUnitTarget())
{ tmpUnitLists[i /*==effToIndex[i]*/].push_back(m_targets.getUnitTarget()); }
}
else
{
SetTargetMap(SpellEffectIndex(i), m_spellInfo->EffectImplicitTargetA[i], tmpUnitLists[i /*==effToIndex[i]*/]);
SetTargetMap(SpellEffectIndex(i), m_spellInfo->EffectImplicitTargetB[i], tmpUnitLists[i /*==effToIndex[i]*/]);
}
break;
case TARGET_NONE:
SetTargetMap(SpellEffectIndex(i), m_spellInfo->EffectImplicitTargetA[i], tmpUnitLists[i /*==effToIndex[i]*/]);
tmpUnitLists[i /*==effToIndex[i]*/].push_back(m_caster);
break;
default:
SetTargetMap(SpellEffectIndex(i), m_spellInfo->EffectImplicitTargetA[i], tmpUnitLists[i /*==effToIndex[i]*/]);
SetTargetMap(SpellEffectIndex(i), m_spellInfo->EffectImplicitTargetB[i], tmpUnitLists[i /*==effToIndex[i]*/]);
break;
}
break;
case TARGET_TABLE_X_Y_Z_COORDINATES:
switch (m_spellInfo->EffectImplicitTargetB[i])
{
case TARGET_NONE:
SetTargetMap(SpellEffectIndex(i), m_spellInfo->EffectImplicitTargetA[i], tmpUnitLists[i /*==effToIndex[i]*/]);
// need some target for processing
SetTargetMap(SpellEffectIndex(i), TARGET_EFFECT_SELECT, tmpUnitLists[i /*==effToIndex[i]*/]);
break;
case TARGET_AREAEFFECT_INSTANT: // All 17/7 pairs used for dest teleportation, A processed in effect code
SetTargetMap(SpellEffectIndex(i), m_spellInfo->EffectImplicitTargetB[i], tmpUnitLists[i /*==effToIndex[i]*/]);
break;
default:
SetTargetMap(SpellEffectIndex(i), m_spellInfo->EffectImplicitTargetA[i], tmpUnitLists[i /*==effToIndex[i]*/]);
SetTargetMap(SpellEffectIndex(i), m_spellInfo->EffectImplicitTargetB[i], tmpUnitLists[i /*==effToIndex[i]*/]);
break;
}
break;
case TARGET_DUELVSPLAYER_COORDINATES:
switch (m_spellInfo->EffectImplicitTargetB[i])
{
case TARGET_NONE:
case TARGET_EFFECT_SELECT:
SetTargetMap(SpellEffectIndex(i), m_spellInfo->EffectImplicitTargetA[i], tmpUnitLists[i /*==effToIndex[i]*/]);
if (Unit* currentTarget = m_targets.getUnitTarget())
{ tmpUnitLists[i /*==effToIndex[i]*/].push_back(currentTarget); }
break;
default:
SetTargetMap(SpellEffectIndex(i), m_spellInfo->EffectImplicitTargetA[i], tmpUnitLists[i /*==effToIndex[i]*/]);
SetTargetMap(SpellEffectIndex(i), m_spellInfo->EffectImplicitTargetB[i], tmpUnitLists[i /*==effToIndex[i]*/]);
break;
}
break;
case TARGET_SCRIPT:
switch (m_spellInfo->EffectImplicitTargetB[i])
{
case TARGET_SELF:
// Fill target based on B only, A is only used with CheckCast here.
SetTargetMap(SpellEffectIndex(i), m_spellInfo->EffectImplicitTargetB[i], tmpUnitLists[i /*==effToIndex[i]*/]);
break;
default:
break;
}
break;
default:
switch (m_spellInfo->EffectImplicitTargetB[i])
{
case TARGET_NONE:
case TARGET_EFFECT_SELECT:
SetTargetMap(SpellEffectIndex(i), m_spellInfo->EffectImplicitTargetA[i], tmpUnitLists[i /*==effToIndex[i]*/]);
break;
case TARGET_SCRIPT_COORDINATES: // B case filled in CheckCast but we need fill unit list base at A case
SetTargetMap(SpellEffectIndex(i), m_spellInfo->EffectImplicitTargetA[i], tmpUnitLists[i /*==effToIndex[i]*/]);
break;
default:
SetTargetMap(SpellEffectIndex(i), m_spellInfo->EffectImplicitTargetA[i], tmpUnitLists[i /*==effToIndex[i]*/]);
SetTargetMap(SpellEffectIndex(i), m_spellInfo->EffectImplicitTargetB[i], tmpUnitLists[i /*==effToIndex[i]*/]);
break;
}
break;
}
}
if (m_caster->GetTypeId() == TYPEID_PLAYER)
{
Player* me = (Player*)m_caster;
for (UnitList::const_iterator itr = tmpUnitLists[effToIndex[i]].begin(); itr != tmpUnitLists[effToIndex[i]].end(); ++itr)
{
Player* targetOwner = (*itr)->GetCharmerOrOwnerPlayerOrPlayerItself();
if (targetOwner && targetOwner != me && targetOwner->IsPvP() && !me->IsInDuelWith(targetOwner))
{
me->UpdatePvP(true);
me->RemoveAurasWithInterruptFlags(AURA_INTERRUPT_FLAG_ENTER_PVP_COMBAT);
break;
}
}
}
for (UnitList::iterator itr = tmpUnitLists[effToIndex[i]].begin(); itr != tmpUnitLists[effToIndex[i]].end();)
{
if (!CheckTarget(*itr, SpellEffectIndex(i)))
{
itr = tmpUnitLists[effToIndex[i]].erase(itr);
continue;
}
else
{ ++itr; }
}
for (UnitList::const_iterator iunit = tmpUnitLists[effToIndex[i]].begin(); iunit != tmpUnitLists[effToIndex[i]].end(); ++iunit)
{ AddUnitTarget((*iunit), SpellEffectIndex(i)); }
}
}
void Spell::prepareDataForTriggerSystem()
{
//==========================================================================================
// Now fill data for trigger system, need know:
// an spell trigger another or not ( m_canTrigger )
// Create base triggers flags for Attacker and Victim ( m_procAttacker and m_procVictim)
//==========================================================================================
// Fill flag can spell trigger or not
// TODO: possible exist spell attribute for this
m_canTrigger = false;
if (m_CastItem)
{ m_canTrigger = false; } // Do not trigger from item cast spell
else if (!m_IsTriggeredSpell)
{ m_canTrigger = true; } // Normal cast - can trigger
else if (!m_triggeredByAuraSpell)
{ m_canTrigger = true; } // Triggered from SPELL_EFFECT_TRIGGER_SPELL - can trigger
if (!m_canTrigger) // Exceptions (some periodic triggers)
{
switch (m_spellInfo->SpellFamilyName)
{
case SPELLFAMILY_MAGE:
// Arcane Missiles / Blizzard triggers need do it
if (m_spellInfo->IsFitToFamilyMask(UI64LIT(0x0000000000200080)))
{ m_canTrigger = true; }
break;
case SPELLFAMILY_WARLOCK:
// For Hellfire Effect / Rain of Fire / Seed of Corruption triggers need do it
if (m_spellInfo->IsFitToFamilyMask(UI64LIT(0x0000800000000060)))
{ m_canTrigger = true; }
break;
case SPELLFAMILY_HUNTER:
// Hunter Explosive Trap Effect/Immolation Trap Effect/Frost Trap Aura/Snake Trap Effect
if (m_spellInfo->IsFitToFamilyMask(UI64LIT(0x0000200000000014)))
{ m_canTrigger = true; }
break;
case SPELLFAMILY_PALADIN:
// For Holy Shock triggers need do it
if (m_spellInfo->IsFitToFamilyMask(UI64LIT(0x0001000000200000)))
{ m_canTrigger = true; }
break;
default:
break;
}
}
// Get data for type of attack and fill base info for trigger
switch (m_spellInfo->DmgClass)
{
case SPELL_DAMAGE_CLASS_MELEE:
m_procAttacker = PROC_FLAG_SUCCESSFUL_MELEE_SPELL_HIT;
if (m_attackType == OFF_ATTACK)
{ m_procAttacker |= PROC_FLAG_SUCCESSFUL_OFFHAND_HIT; }
m_procVictim = PROC_FLAG_TAKEN_MELEE_SPELL_HIT;
break;
case SPELL_DAMAGE_CLASS_RANGED:
// Auto attack
if (m_spellInfo->HasAttribute(SPELL_ATTR_EX2_AUTOREPEAT_FLAG))
{
m_procAttacker = PROC_FLAG_SUCCESSFUL_RANGED_HIT;
m_procVictim = PROC_FLAG_TAKEN_RANGED_HIT;
}
else // Ranged spell attack
{
m_procAttacker = PROC_FLAG_SUCCESSFUL_RANGED_SPELL_HIT;
m_procVictim = PROC_FLAG_TAKEN_RANGED_SPELL_HIT;
}
break;
default:
if (IsPositiveSpell(m_spellInfo->Id)) // Check for positive spell
{
m_procAttacker = PROC_FLAG_SUCCESSFUL_POSITIVE_SPELL;
m_procVictim = PROC_FLAG_TAKEN_POSITIVE_SPELL;
}
else if (m_spellInfo->HasAttribute(SPELL_ATTR_EX2_AUTOREPEAT_FLAG)) // Wands auto attack
{
m_procAttacker = PROC_FLAG_SUCCESSFUL_RANGED_HIT;
m_procVictim = PROC_FLAG_TAKEN_RANGED_HIT;
}
else // Negative spell
{
m_procAttacker = PROC_FLAG_SUCCESSFUL_NEGATIVE_SPELL_HIT;
m_procVictim = PROC_FLAG_TAKEN_NEGATIVE_SPELL_HIT;
}
break;
}
// some negative spells have positive effects to another or same targets
// avoid triggering negative hit for only positive targets
m_negativeEffectMask = 0x0;
for (int i = 0; i < MAX_EFFECT_INDEX; ++i)
if (m_spellInfo->Effect[i] != SPELL_EFFECT_NONE && !IsPositiveEffect(m_spellInfo, SpellEffectIndex(i)))
{ m_negativeEffectMask |= (1 << i); }
// Hunter traps spells (for Entrapment trigger)
// Gives your Immolation Trap, Frost Trap, Explosive Trap, and Snake Trap ....
if (m_spellInfo->SpellFamilyName == SPELLFAMILY_HUNTER && m_spellInfo->SpellFamilyFlags & UI64LIT(0x000020000000001C))
{ m_procAttacker |= PROC_FLAG_ON_TRAP_ACTIVATION; }
}
void Spell::CleanupTargetList()
{
m_UniqueTargetInfo.clear();
m_UniqueGOTargetInfo.clear();
m_UniqueItemInfo.clear();
m_delayMoment = 0;
}
void Spell::AddUnitTarget(Unit* pVictim, SpellEffectIndex effIndex)
{
if (m_spellInfo->Effect[effIndex] == 0)
{ return; }
// Check for effect immune skip if immuned
bool immuned = pVictim->IsImmuneToSpellEffect(m_spellInfo, effIndex, pVictim == m_caster);
ObjectGuid targetGUID = pVictim->GetObjectGuid();
// Lookup target in already in list
for (TargetList::iterator ihit = m_UniqueTargetInfo.begin(); ihit != m_UniqueTargetInfo.end(); ++ihit)
{
if (targetGUID == ihit->targetGUID) // Found in list
{
if (!immuned)
{ ihit->effectMask |= 1 << effIndex; } // Add only effect mask if not immuned
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 = immuned ? 0 : (1 << effIndex); // Store index of effect if not immuned
target.processed = false; // Effects not applied on target
// Calculate hit result
target.missCondition = m_caster->SpellHitResult(pVictim, m_spellInfo, m_canReflect);
// spell fly from visual cast object
WorldObject* affectiveObject = GetAffectiveCasterObject();
// Spell have speed (possible inherited from triggering spell) - need calculate incoming time
float speed = m_spellInfo->speed == 0.0f && m_triggeredBySpellInfo ? m_triggeredBySpellInfo->speed : m_spellInfo->speed;
if (speed > 0.0f && affectiveObject && (pVictim != affectiveObject || (m_targets.m_targetMask & (TARGET_FLAG_SOURCE_LOCATION | TARGET_FLAG_DEST_LOCATION))))
{
// calculate spell incoming interval
float dist = 0.0f; // distance to impact
if (pVictim == affectiveObject) // Calculate dist to destination target also for self-cast spells
{
if (m_targets.m_targetMask & TARGET_FLAG_DEST_LOCATION)
{ dist = affectiveObject->GetDistance(m_targets.m_destX, m_targets.m_destY, m_targets.m_destZ); }
else // Must have Source Target
{ dist = affectiveObject->GetDistance(m_targets.m_srcX, m_targets.m_srcY, m_targets.m_srcZ); }
}
else // normal unit target, take distance
{ dist = affectiveObject->GetDistance(pVictim->GetPositionX(), pVictim->GetPositionY(), pVictim->GetPositionZ()); }
if (dist < 5.0f)
{ dist = 5.0f; }
target.timeDelay = (uint64) floor(dist / speed * 1000.0f);
// Calculate minimum incoming time
if (m_delayMoment == 0 || m_delayMoment > target.timeDelay)
{ m_delayMoment = target.timeDelay; }
}
else
{ target.timeDelay = UI64LIT(0); }
// 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(ObjectGuid unitGuid, SpellEffectIndex effIndex)
{
if (Unit* unit = m_caster->GetObjectGuid() == unitGuid ? m_caster : ObjectAccessor::GetUnit(*m_caster, unitGuid))
{ AddUnitTarget(unit, effIndex); }
}
void Spell::AddGOTarget(GameObject* pVictim, SpellEffectIndex effIndex)
{
if (m_spellInfo->Effect[effIndex] == 0)
{ return; }
ObjectGuid targetGUID = pVictim->GetObjectGuid();
// Lookup target in already in list
for (GOTargetList::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 fly from visual cast object
WorldObject* affectiveObject = GetAffectiveCasterObject();
// Spell can have speed - need calculate incoming time
float speed = m_spellInfo->speed == 0.0f && m_triggeredBySpellInfo ? m_triggeredBySpellInfo->speed : m_spellInfo->speed;
if (speed > 0.0f && affectiveObject && pVictim != affectiveObject)
{
// calculate spell incoming interval
float dist = affectiveObject->GetDistance(pVictim->GetPositionX(), pVictim->GetPositionY(), pVictim->GetPositionZ());
if (dist < 5.0f)
{ dist = 5.0f; }
target.timeDelay = (uint64) floor(dist / speed * 1000.0f);
if (m_delayMoment == 0 || m_delayMoment > target.timeDelay)
{ m_delayMoment = target.timeDelay; }
}
else
{ target.timeDelay = UI64LIT(0); }
// Add target to list
m_UniqueGOTargetInfo.push_back(target);
}
void Spell::AddGOTarget(ObjectGuid goGuid, SpellEffectIndex effIndex)
{
if (GameObject* go = m_caster->GetMap()->GetGameObject(goGuid))
{ AddGOTarget(go, effIndex); }
}
void Spell::AddItemTarget(Item* pitem, SpellEffectIndex effIndex)
{
if (m_spellInfo->Effect[effIndex] == 0)
{ return; }
// Lookup target in already in list
for (ItemTargetList::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::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;
Unit* unit = m_caster->GetObjectGuid() == target->targetGUID ? m_caster : ObjectAccessor::GetUnit(*m_caster, target->targetGUID);
if (!unit)
{ return; }
// Get original caster (if exist) and calculate damage/healing from him data
Unit* real_caster = GetAffectiveCaster();
// FIXME: in case wild GO heal/damage spells will be used target bonuses
Unit* caster = real_caster ? real_caster : m_caster;
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;
// Reset damage/healing counter
ResetEffectDamageAndHeal();
// Fill base trigger info
uint32 procAttacker = m_procAttacker;
uint32 procVictim = m_procVictim;
uint32 procEx = PROC_EX_NONE;
// drop proc flags in case target not affected negative effects in negative spell
// for example caster bonus or animation,
// except miss case where will assigned PROC_EX_* flags later
if (((procAttacker | procVictim) & NEGATIVE_TRIGGER_MASK) &&
!(target->effectMask & m_negativeEffectMask) && missInfo == SPELL_MISS_NONE)
{
procAttacker = PROC_FLAG_NONE;
procVictim = PROC_FLAG_NONE;
}
float speed = m_spellInfo->speed == 0.0f && m_triggeredBySpellInfo ? m_triggeredBySpellInfo->speed : m_spellInfo->speed;
if (speed > 0.0f)
{
// mark effects that were already handled in Spell::HandleDelayedSpellLaunch on spell launch as processed
for (int32 i = 0; i < MAX_EFFECT_INDEX; ++i)
if (IsEffectHandledOnDelayedSpellLaunch(m_spellInfo, SpellEffectIndex(i)))
{ mask &= ~(1 << i); }
// maybe used in effects that are handled on hit
m_damage += target->damage;
}
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, true);
unitTarget = m_caster;
if (m_caster->GetTypeId() == TYPEID_UNIT)
m_caster->ToCreature()->LowerPlayerDamageReq(target->damage);
}
}
else // in 1.12.1 we need explicit miss info
{
if (real_caster)
{
// Warrior's execute must be returned as 20647 spell result since the client only displays info when receiving this id.
// Done here because must be based on MeleeSpellHitResult of spell id's 5308/20658/20660/20661/20662.
if(m_spellInfo->SpellFamilyName == SPELLFAMILY_WARRIOR && m_spellInfo->IsFitToFamilyMask(0x0000000020000000))
{ real_caster->SendSpellMiss(unit, 20647, missInfo); }
else
{ real_caster->SendSpellMiss(unit, m_spellInfo->Id, missInfo); }
}
if (missInfo == SPELL_MISS_MISS || missInfo == SPELL_MISS_RESIST)
{
if (real_caster && real_caster != unit)
{
// can cause back attack (if detected)
if (!m_spellInfo->HasAttribute(SPELL_ATTR_EX3_NO_INITIAL_AGGRO) && !IsPositiveSpell(m_spellInfo->Id) &&
m_caster->IsVisibleForOrDetect(unit, unit, false))
{
if (!unit->IsInCombat() && unit->GetTypeId() != TYPEID_PLAYER && ((Creature*)unit)->AI())
{ ((Creature*)unit)->AI()->AttackedBy(real_caster); }
unit->AddThreat(real_caster);
unit->SetInCombatWith(real_caster);
real_caster->SetInCombatWith(unit);
}
}
}
}
// All calculated do it!
// Do healing and triggers
if (m_healing)
{
bool crit = real_caster && real_caster->IsSpellCrit(unitTarget, m_spellInfo, m_spellSchoolMask);
uint32 addhealth = m_healing;
if (crit)
{
procEx |= PROC_EX_CRITICAL_HIT;
addhealth = caster->SpellCriticalHealingBonus(m_spellInfo, addhealth, NULL);
}
else
{ procEx |= PROC_EX_NORMAL_HIT; }
// Do triggers for unit (reflect triggers passed on hit phase for correct drop charge)
if (m_canTrigger && missInfo != SPELL_MISS_REFLECT)
{
// Some spell expected send main spell info to triggered system
SpellEntry const* spellInfo = m_spellInfo;
switch (m_spellInfo->Id)
{
case 19968: // Holy Light triggered heal
case 19993: // Flash of Light triggered heal
{
// stored in unused spell effect basepoints in main spell code
uint32 spellid = m_currentBasePoints[EFFECT_INDEX_1];
spellInfo = sSpellStore.LookupEntry(spellid);
}
}
caster->ProcDamageAndSpell(unitTarget, real_caster ? procAttacker : uint32(PROC_FLAG_NONE), procVictim, procEx, addhealth, m_attackType, spellInfo);
}
int32 gain = caster->DealHeal(unitTarget, addhealth, m_spellInfo, crit);
if (real_caster)
{ unitTarget->GetHostileRefManager().threatAssist(real_caster, float(gain) * 0.5f * sSpellMgr.GetSpellThreatMultiplier(m_spellInfo), m_spellInfo); }
}
// Do damage and triggers
else if (m_damage)
{
// Fill base damage struct (unitTarget - is real spell target)
SpellNonMeleeDamage damageInfo(caster, unitTarget, m_spellInfo->Id, GetFirstSchoolInMask(m_spellSchoolMask));
if (speed > 0.0f)
{
damageInfo.damage = m_damage;
damageInfo.HitInfo = target->HitInfo;
}
// Add bonuses and fill damageInfo struct
else
{ caster->CalculateSpellDamage(&damageInfo, m_damage, m_spellInfo, m_attackType); }
unitTarget->CalculateAbsorbResistBlock(caster, &damageInfo, m_spellInfo);
caster->DealDamageMods(damageInfo.target, damageInfo.damage, &damageInfo.absorb);
// Send log damage message to client
caster->SendSpellNonMeleeDamageLog(&damageInfo);
procEx = createProcExtendMask(&damageInfo, missInfo);
procVictim |= PROC_FLAG_TAKEN_ANY_DAMAGE;
// Do triggers for unit (reflect triggers passed on hit phase for correct drop charge)
if (m_canTrigger && missInfo != SPELL_MISS_REFLECT)
{ caster->ProcDamageAndSpell(unitTarget, real_caster ? procAttacker : uint32(PROC_FLAG_NONE), procVictim, procEx, damageInfo.damage, m_attackType, m_spellInfo); }
// trigger weapon enchants for weapon based spells; exclude spells that stop attack, because may break CC
if (m_caster->GetTypeId() == TYPEID_PLAYER && m_spellInfo->EquippedItemClass == ITEM_CLASS_WEAPON &&
!m_spellInfo->HasAttribute(SPELL_ATTR_STOP_ATTACK_TARGET))
{ ((Player*)m_caster)->CastItemCombatSpell(unitTarget, m_attackType); }
caster->DealSpellDamage(&damageInfo, true);
// Bloodthirst
if (m_spellInfo->SpellFamilyName == SPELLFAMILY_WARRIOR &&
m_spellInfo->SpellFamilyFlags & UI64LIT(0x0000000002000000) &&
m_spellInfo->SpellIconID == 38)
{
uint32 BTAura = 0;
switch (m_spellInfo->Id)
{
case 23881: BTAura = 23885; break;
case 23892: BTAura = 23886; break;
case 23893: BTAura = 23887; break;
case 23894: BTAura = 23888; break;
default:
sLog.outError("Spell::EffectSchoolDMG: Spell %u not handled in BTAura", m_spellInfo->Id);
break;
}
if (BTAura)
{ m_caster->CastSpell(m_caster, BTAura, true); }
}
}
// Passive spell hits/misses or active spells only misses (only triggers if proc flags set)
else if (procAttacker || procVictim)
{
// Fill base damage struct (unitTarget - is real spell target)
SpellNonMeleeDamage damageInfo(caster, unitTarget, m_spellInfo->Id, GetFirstSchoolInMask(m_spellSchoolMask));
procEx = createProcExtendMask(&damageInfo, missInfo);
// Do triggers for unit (reflect triggers passed on hit phase for correct drop charge)
if (m_canTrigger && missInfo != SPELL_MISS_REFLECT)
{ caster->ProcDamageAndSpell(unit, real_caster ? procAttacker : uint32(PROC_FLAG_NONE), procVictim, procEx, 0, m_attackType, m_spellInfo); }
}
// Call scripted function for AI if this spell is casted upon a creature
if (unit->GetTypeId() == TYPEID_UNIT)
{
// cast at creature (or GO) quest objectives update at successful cast finished (+channel finished)
// ignore pets or autorepeat/melee casts for speed (not exist quest for spells (hm... )
if (real_caster && !((Creature*)unit)->IsPet() && !IsAutoRepeat() && !IsNextMeleeSwingSpell() && !IsChannelActive())
if (Player* p = real_caster->GetCharmerOrOwnerPlayerOrPlayerItself())
{ p->RewardPlayerAndGroupAtCast(unit, m_spellInfo->Id); }
if (((Creature*)unit)->AI())
{ ((Creature*)unit)->AI()->SpellHit(m_caster, m_spellInfo); }
}
// Call scripted function for AI if this spell is casted by a creature
if (m_caster->GetTypeId() == TYPEID_UNIT && ((Creature*)m_caster)->AI())
{ ((Creature*)m_caster)->AI()->SpellHitTarget(unit, m_spellInfo); }
if (real_caster && real_caster != m_caster && real_caster->GetTypeId() == TYPEID_UNIT && ((Creature*)real_caster)->AI())
{ ((Creature*)real_caster)->AI()->SpellHitTarget(unit, m_spellInfo); }
}
void Spell::DoSpellHitOnUnit(Unit* unit, uint32 effectMask, bool isReflected)
{
if (!unit || !effectMask)
{ return; }
Unit* realCaster = GetAffectiveCaster();
// Recheck immune (only for delayed spells)
float speed = m_spellInfo->speed == 0.0f && m_triggeredBySpellInfo ? m_triggeredBySpellInfo->speed : m_spellInfo->speed;
if (speed && (
unit->IsImmuneToDamage(GetSpellSchoolMask(m_spellInfo)) ||
unit->IsImmuneToSpell(m_spellInfo, unit == realCaster)))
{
if (realCaster)
{ realCaster->SendSpellMiss(unit, m_spellInfo->Id, SPELL_MISS_IMMUNE); }
ResetEffectDamageAndHeal();
return;
}
if (realCaster && realCaster != unit)
{
// Recheck UNIT_FLAG_NON_ATTACKABLE for delayed spells
if (speed > 0.0f &&
unit->HasFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_NON_ATTACKABLE) &&
unit->GetCharmerOrOwnerGuid() != m_caster->GetObjectGuid())
{
realCaster->SendSpellMiss(unit, m_spellInfo->Id, SPELL_MISS_EVADE);
ResetEffectDamageAndHeal();
return;
}
if (!realCaster->IsFriendlyTo(unit))
{
// for delayed spells ignore not visible explicit target
if (speed > 0.0f && unit == m_targets.getUnitTarget() &&
!unit->IsVisibleForOrDetect(m_caster, m_caster, false))
{
realCaster->SendSpellMiss(unit, m_spellInfo->Id, SPELL_MISS_EVADE);
ResetEffectDamageAndHeal();
return;
}
// not break stealth by cast targeting
if(!(m_spellInfo->AttributesEx & SPELL_ATTR_EX_NOT_BREAK_STEALTH) && m_spellInfo->Id != 51690 && m_spellInfo->Id != 53055)
{ unit->RemoveSpellsCausingAura(SPELL_AURA_MOD_STEALTH); }
// can cause back attack (if detected), stealth removed at Spell::cast if spell break it
if (!m_spellInfo->HasAttribute(SPELL_ATTR_EX3_NO_INITIAL_AGGRO) && !IsPositiveSpell(m_spellInfo->Id) &&
m_caster->IsVisibleForOrDetect(unit, unit, false))
{
// use speedup check to avoid re-remove after above lines
if (m_spellInfo->HasAttribute(SPELL_ATTR_EX_NOT_BREAK_STEALTH))
{ unit->RemoveSpellsCausingAura(SPELL_AURA_MOD_STEALTH); }
// caster can be detected but have stealth aura
m_caster->RemoveSpellsCausingAura(SPELL_AURA_MOD_STEALTH);
if (!unit->IsStandState() && !unit->hasUnitState(UNIT_STAT_STUNNED))
{ unit->SetStandState(UNIT_STAND_STATE_STAND); }
switch (m_spellInfo->Id)
{
// Mind Soothe (all ranks)
case 453:
case 8192:
case 10953:
//Soothe animal
case 9901:
case 8955:
case 2908:
// Gnomish Mind Control Cap
case 13180:
break;
default:
{
if (!unit->IsInCombat() && unit->GetTypeId() != TYPEID_PLAYER && ((Creature*)unit)->AI())
{ unit->AttackedBy(realCaster); }
unit->AddThreat(realCaster);
unit->SetInCombatWith(realCaster);
realCaster->SetInCombatWith(unit);
if (Player* attackedPlayer = unit->GetCharmerOrOwnerPlayerOrPlayerItself())
{ realCaster->SetContestedPvP(attackedPlayer); }
break;
}
}
}
}
else
{
// for delayed spells ignore negative spells (after duel end) for friendly targets
if (speed > 0.0f && !IsPositiveSpell(m_spellInfo->Id))
{
realCaster->SendSpellMiss(unit, m_spellInfo->Id, SPELL_MISS_EVADE);
ResetEffectDamageAndHeal();
return;
}
// assisting case, healing and resurrection
if (unit->hasUnitState(UNIT_STAT_ATTACK_PLAYER))
{ realCaster->SetContestedPvP(); }
if (unit->IsInCombat() && !m_spellInfo->HasAttribute(SPELL_ATTR_EX3_NO_INITIAL_AGGRO))
{
realCaster->SetInCombatState(unit->GetCombatTimer() > 0);
unit->GetHostileRefManager().threatAssist(realCaster, 0.0f, m_spellInfo);
}
}
}
// 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); }
// Apply additional spell effects to target
CastPreCastSpells(unit);
if (IsSpellAppliesAura(m_spellInfo, effectMask))
{
m_spellAuraHolder = CreateSpellAuraHolder(m_spellInfo, unit, realCaster, m_CastItem);
m_spellAuraHolder->setDiminishGroup(m_diminishGroup);
}
else
{ m_spellAuraHolder = NULL; }
for (int effectNumber = 0; effectNumber < MAX_EFFECT_INDEX; ++effectNumber)
{
if (effectMask & (1 << effectNumber))
{
HandleEffects(unit, NULL, NULL, SpellEffectIndex(effectNumber), m_damageMultipliers[effectNumber]);
if (m_applyMultiplierMask & (1 << effectNumber))
{
// Get multiplier
float multiplier = m_spellInfo->DmgMultiplier[effectNumber];
// Apply multiplier mods
if (realCaster)
if (Player* modOwner = realCaster->GetSpellModOwner())
{ modOwner->ApplySpellMod(m_spellInfo->Id, SPELLMOD_EFFECT_PAST_FIRST, multiplier, this); }
m_damageMultipliers[effectNumber] *= multiplier;
}
}
}
// now apply all created auras
if (m_spellAuraHolder)
{
// normally shouldn't happen
if (!m_spellAuraHolder->IsEmptyHolder())
{
int32 duration = m_spellAuraHolder->GetAuraMaxDuration();
int32 originalDuration = duration;
if (duration > 0)
{
unit->ApplyDiminishingToDuration(m_diminishGroup, duration, m_caster, m_diminishLevel, isReflected);
// Fully diminished
if (duration == 0)
{
delete m_spellAuraHolder;
return;
}
}
if (duration != originalDuration)
{
m_spellAuraHolder->SetAuraMaxDuration(duration);
m_spellAuraHolder->SetAuraDuration(duration);
}
unit->AddSpellAuraHolder(m_spellAuraHolder);
}
else
{ delete m_spellAuraHolder; }
}
}
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 = m_caster->GetMap()->GetGameObject(target->targetGUID);
if (!go)
{ return; }
for (int effectNumber = 0; effectNumber < MAX_EFFECT_INDEX; ++effectNumber)
if (effectMask & (1 << effectNumber))
{ HandleEffects(NULL, NULL, go, SpellEffectIndex(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 (!IsAutoRepeat() && !IsNextMeleeSwingSpell() && !IsChannelActive())
{
if (Player* p = m_caster->GetCharmerOrOwnerPlayerOrPlayerItself())
{ p->RewardPlayerAndGroupAtCast(go, m_spellInfo->Id); }
}
}
void Spell::DoAllEffectOnTarget(ItemTargetInfo* target)
{
uint32 effectMask = target->effectMask;
if (!target->item || !effectMask)
{ return; }
for (int effectNumber = 0; effectNumber < MAX_EFFECT_INDEX; ++effectNumber)
if (effectMask & (1 << effectNumber))
{ HandleEffects(NULL, target->item, NULL, SpellEffectIndex(effectNumber)); }
}
void Spell::HandleDelayedSpellLaunch(TargetInfo* target)
{
// Get mask of effects for target
uint32 mask = target->effectMask;
Unit* unit = m_caster->GetObjectGuid() == target->targetGUID ? m_caster : ObjectAccessor::GetUnit(*m_caster, target->targetGUID);
if (!unit)
{ return; }
// Get original caster (if exist) and calculate damage/healing from him data
Unit* real_caster = GetAffectiveCaster();
// FIXME: in case wild GO heal/damage spells will be used target bonuses
Unit* caster = real_caster ? real_caster : m_caster;
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;
// Reset damage/healing counter
m_damage = 0;
m_healing = 0; // healing maybe not needed at this point
// Fill base damage struct (unitTarget - is real spell target)
SpellNonMeleeDamage damageInfo(caster, unitTarget, m_spellInfo->Id, GetFirstSchoolInMask(m_spellSchoolMask));
// keep damage amount for reflected spells
if (missInfo == SPELL_MISS_NONE || (missInfo == SPELL_MISS_REFLECT && target->reflectResult == SPELL_MISS_NONE))
{
for (int32 effectNumber = 0; effectNumber < MAX_EFFECT_INDEX; ++effectNumber)
{
if (mask & (1 << effectNumber) && IsEffectHandledOnDelayedSpellLaunch(m_spellInfo, SpellEffectIndex(effectNumber)))
{
HandleEffects(unit, NULL, NULL, SpellEffectIndex(effectNumber), m_damageMultipliers[effectNumber]);
if (m_applyMultiplierMask & (1 << effectNumber))
{
// Get multiplier
float multiplier = m_spellInfo->DmgMultiplier[effectNumber];
// Apply multiplier mods
if (real_caster)
if (Player* modOwner = real_caster->GetSpellModOwner())
{ modOwner->ApplySpellMod(m_spellInfo->Id, SPELLMOD_EFFECT_PAST_FIRST, multiplier, this); }
m_damageMultipliers[effectNumber] *= multiplier;
}
}
}
if (m_damage > 0)
{ caster->CalculateSpellDamage(&damageInfo, m_damage, m_spellInfo, m_attackType); }
}
target->damage = damageInfo.damage;
target->HitInfo = damageInfo.HitInfo;
}
void Spell::InitializeDamageMultipliers()
{
for (int32 i = 0; i < MAX_EFFECT_INDEX; ++i)
{
if (m_spellInfo->Effect[i] == 0)
{ continue; }
uint32 EffectChainTarget = m_spellInfo->EffectChainTarget[i];
if (Unit* realCaster = GetAffectiveCaster())
if (Player* modOwner = realCaster->GetSpellModOwner())
{ modOwner->ApplySpellMod(m_spellInfo->Id, SPELLMOD_JUMP_TARGETS, EffectChainTarget, this); }
m_damageMultipliers[i] = 1.0f;
if ((m_spellInfo->EffectImplicitTargetA[i] == TARGET_CHAIN_DAMAGE || m_spellInfo->EffectImplicitTargetA[i] == TARGET_CHAIN_HEAL) &&
(EffectChainTarget > 1))
{ m_applyMultiplierMask |= (1 << i); }
}
}
bool Spell::IsAliveUnitPresentInTargetList()
{
// Not need check return true
if (m_needAliveTargetMask == 0)
{ return true; }
uint8 needAliveTargetMask = m_needAliveTargetMask;
for (TargetList::const_iterator ihit = m_UniqueTargetInfo.begin(); ihit != m_UniqueTargetInfo.end(); ++ihit)
{
if (ihit->missCondition == SPELL_MISS_NONE && (needAliveTargetMask & ihit->effectMask))
{
Unit* unit = m_caster->GetObjectGuid() == ihit->targetGUID ? m_caster : ObjectAccessor::GetUnit(*m_caster, ihit->targetGUID);
// either unit is alive and normal spell, or unit dead and deathonly-spell
if (unit && (unit->IsAlive() != IsDeathOnlySpell(m_spellInfo)))
{ 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 TargetDistanceOrderNear : public std::binary_function<const Unit, const Unit, bool>
{
const Unit* MainTarget;
TargetDistanceOrderNear(const Unit* Target) : MainTarget(Target) {};
// functor for operator ">"
bool operator()(const Unit* _Left, const Unit* _Right) const
{
return MainTarget->GetDistanceOrder(_Left, _Right);
}
};
void Spell::SetTargetMap(SpellEffectIndex effIndex, uint32 targetMode, UnitList& targetUnitMap)
{
float radius;
uint32 EffectChainTarget = m_spellInfo->EffectChainTarget[effIndex];
uint32 unMaxTargets = m_spellInfo->MaxAffectedTargets; // Get spell max affected targets
GetSpellRangeAndRadius(effIndex, radius, EffectChainTarget, unMaxTargets);
std::list<GameObject*> tempTargetGOList;
switch (targetMode)
{
case TARGET_TOTEM_EARTH:
case TARGET_TOTEM_WATER:
case TARGET_TOTEM_AIR:
case TARGET_TOTEM_FIRE:
{
float angle = m_caster->GetOrientation();
switch (targetMode)
{
case TARGET_TOTEM_FIRE: angle += M_PI_F * 0.25f; break; // front - left
case TARGET_TOTEM_AIR: angle += M_PI_F * 0.75f; break; // back - left
case TARGET_TOTEM_WATER: angle += M_PI_F * 1.25f; break; // back - right
case TARGET_TOTEM_EARTH: angle += M_PI_F * 1.75f; break; // front - right
}
float x, y;
float z = m_caster->GetPositionZ();
// Do not search for a free spot. TODO: Should there be searched for a free spot. There was once a discussion that in case this space was impossible (LOS) m_caster's position should be used.
// TODO Bring this back to memory and search for it!
m_caster->GetNearPoint2D(x, y, radius, angle);
m_caster->UpdateAllowedPositionZ(x, y, z);
m_targets.setDestination(x, y, z);
// Add Summoner
targetUnitMap.push_back(m_caster);
break;
}
case TARGET_SELF:
targetUnitMap.push_back(m_caster);
break;
case TARGET_RANDOM_ENEMY_CHAIN_IN_AREA:
case TARGET_RANDOM_FRIEND_CHAIN_IN_AREA:
case TARGET_RANDOM_UNIT_CHAIN_IN_AREA:
{
m_targets.m_targetMask = 0;
unMaxTargets = EffectChainTarget;
float max_range = radius + unMaxTargets * CHAIN_SPELL_JUMP_RADIUS;
UnitList tempTargetUnitMap;
switch (targetMode)
{
case TARGET_RANDOM_ENEMY_CHAIN_IN_AREA:
{
MaNGOS::AnyAoETargetUnitInObjectRangeCheck u_check(m_caster, max_range);
MaNGOS::UnitListSearcher<MaNGOS::AnyAoETargetUnitInObjectRangeCheck> searcher(tempTargetUnitMap, u_check);
Cell::VisitAllObjects(m_caster, searcher, max_range);
break;
}
case TARGET_RANDOM_FRIEND_CHAIN_IN_AREA:
{
MaNGOS::AnyFriendlyUnitInObjectRangeCheck u_check(m_caster, max_range);
MaNGOS::UnitListSearcher<MaNGOS::AnyFriendlyUnitInObjectRangeCheck> searcher(tempTargetUnitMap, u_check);
Cell::VisitAllObjects(m_caster, searcher, max_range);
break;
}
case TARGET_RANDOM_UNIT_CHAIN_IN_AREA:
{
MaNGOS::AnyUnitInObjectRangeCheck u_check(m_caster, max_range);
MaNGOS::UnitListSearcher<MaNGOS::AnyUnitInObjectRangeCheck> searcher(tempTargetUnitMap, u_check);
Cell::VisitAllObjects(m_caster, searcher, max_range);
break;
}
}
if (tempTargetUnitMap.empty())
{ break; }
tempTargetUnitMap.sort(TargetDistanceOrderNear(m_caster));
// Now to get us a random target that's in the initial range of the spell
uint32 t = 0;
UnitList::iterator itr = tempTargetUnitMap.begin();
while (itr != tempTargetUnitMap.end() && (*itr)->IsWithinDist(m_caster, radius))
{ ++t, ++itr; }
if (!t)
{ break; }
itr = tempTargetUnitMap.begin();
std::advance(itr, rand() % t);
Unit* pUnitTarget = *itr;
targetUnitMap.push_back(pUnitTarget);
tempTargetUnitMap.erase(itr);
tempTargetUnitMap.sort(TargetDistanceOrderNear(pUnitTarget));
t = unMaxTargets - 1;
Unit* prev = pUnitTarget;
UnitList::iterator next = tempTargetUnitMap.begin();
while (t && next != tempTargetUnitMap.end())
{
if (!prev->IsWithinDist(*next, CHAIN_SPELL_JUMP_RADIUS))
break;
if (!DisableMgr::IsDisabledFor(DISABLE_TYPE_SPELL, m_spellInfo->Id, NULL, SPELL_DISABLE_LOS) && !prev->IsWithinLOSInMap(*next))
{
++next;
continue;
}
prev = *next;
targetUnitMap.push_back(prev);
tempTargetUnitMap.erase(next);
tempTargetUnitMap.sort(TargetDistanceOrderNear(prev));
next = tempTargetUnitMap.begin();
--t;
}
break;
}
case TARGET_PET:
{
Pet* tmpUnit = m_caster->GetPet();
if (!tmpUnit) { break; }
targetUnitMap.push_back(tmpUnit);
break;
}
case TARGET_CHAIN_DAMAGE:
{
if (EffectChainTarget <= 1)
{
if (Unit* pUnitTarget = m_caster->SelectMagnetTarget(m_targets.getUnitTarget(), this, effIndex))
{
m_targets.setUnitTarget(pUnitTarget);
targetUnitMap.push_back(pUnitTarget);
}
}
else
{
Unit* pUnitTarget = m_targets.getUnitTarget();
WorldObject* originalCaster = GetAffectiveCasterObject();
if (!pUnitTarget || !originalCaster)
{ 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; }
UnitList tempTargetUnitMap;
{
MaNGOS::AnyAoEVisibleTargetUnitInObjectRangeCheck u_check(pUnitTarget, originalCaster, max_range);
MaNGOS::UnitListSearcher<MaNGOS::AnyAoEVisibleTargetUnitInObjectRangeCheck> searcher(tempTargetUnitMap, u_check);
Cell::VisitAllObjects(m_caster, searcher, max_range);
}
if (tempTargetUnitMap.empty())
{ break; }
tempTargetUnitMap.sort(TargetDistanceOrderNear(pUnitTarget));
if (*tempTargetUnitMap.begin() == pUnitTarget)
{ tempTargetUnitMap.erase(tempTargetUnitMap.begin()); }
targetUnitMap.push_back(pUnitTarget);
uint32 t = unMaxTargets - 1;
Unit* prev = pUnitTarget;
UnitList::iterator next = tempTargetUnitMap.begin();
while (t && next != tempTargetUnitMap.end())
{
if (!prev->IsWithinDist(*next, CHAIN_SPELL_JUMP_RADIUS))
{ break; }
if (!DisableMgr::IsDisabledFor(DISABLE_TYPE_SPELL, m_spellInfo->Id, NULL, SPELL_DISABLE_LOS) && !prev->IsWithinLOSInMap(*next))
{
++next;
continue;
}
prev = *next;
targetUnitMap.push_back(prev);
tempTargetUnitMap.erase(next);
tempTargetUnitMap.sort(TargetDistanceOrderNear(prev));
next = tempTargetUnitMap.begin();
--t;
}
}
break;
}
case TARGET_ALL_ENEMY_IN_AREA:
FillAreaTargets(targetUnitMap, radius, PUSH_DEST_CENTER, SPELL_TARGETS_AOE_DAMAGE);
break;
case TARGET_AREAEFFECT_INSTANT:
{
SpellTargets targetB = SPELL_TARGETS_AOE_DAMAGE;
switch (m_spellInfo->Effect[effIndex])
{
case SPELL_EFFECT_QUEST_COMPLETE:
targetB = SPELL_TARGETS_ALL;
break;
default:
// Select friendly targets for positive effect
if (IsPositiveEffect(m_spellInfo, effIndex))
targetB = SPELL_TARGETS_FRIENDLY;
break;
}
UnitList tempTargetUnitMap;
SQLMultiStorage::SQLMSIteratorBounds<SpellTargetEntry> bounds = sSpellScriptTargetStorage.getBounds<SpellTargetEntry>(m_spellInfo->Id);
// fill real target list if no spell script target defined
FillAreaTargets(bounds.first != bounds.second ? tempTargetUnitMap : targetUnitMap,
radius, PUSH_DEST_CENTER, bounds.first != bounds.second ? SPELL_TARGETS_ALL : targetB);
if (!tempTargetUnitMap.empty())
{
for (UnitList::const_iterator iter = tempTargetUnitMap.begin(); iter != tempTargetUnitMap.end(); ++iter)
{
if ((*iter)->GetTypeId() != TYPEID_UNIT)
{ continue; }
for (SQLMultiStorage::SQLMultiSIterator<SpellTargetEntry> i_spellST = bounds.first; i_spellST != bounds.second; ++i_spellST)
{
if (i_spellST->CanNotHitWithSpellEffect(effIndex))
{ continue; }
// only creature entries supported for this target type
if (i_spellST->type == SPELL_TARGET_TYPE_GAMEOBJECT)
{ continue; }
if ((*iter)->GetEntry() == i_spellST->targetEntry)
{
if (i_spellST->type == SPELL_TARGET_TYPE_DEAD && ((Creature*)(*iter))->IsCorpse())
{
targetUnitMap.push_back((*iter));
}
else if (i_spellST->type == SPELL_TARGET_TYPE_CREATURE && (*iter)->IsAlive())
{
targetUnitMap.push_back((*iter));
}
break;
}
}
}
}
break;
}
case TARGET_AREAEFFECT_CUSTOM:
{
if (m_spellInfo->Effect[effIndex] == SPELL_EFFECT_PERSISTENT_AREA_AURA)
{ break; }
else if (m_spellInfo->Effect[effIndex] == SPELL_EFFECT_SUMMON)
{
targetUnitMap.push_back(m_caster);
break;
}
UnitList tempTargetUnitMap;
SQLMultiStorage::SQLMSIteratorBounds<SpellTargetEntry> bounds = sSpellScriptTargetStorage.getBounds<SpellTargetEntry>(m_spellInfo->Id);
// fill real target list if no spell script target defined
FillAreaTargets(bounds.first != bounds.second ? tempTargetUnitMap : targetUnitMap, radius, PUSH_DEST_CENTER, SPELL_TARGETS_ALL);
if (!tempTargetUnitMap.empty())
{
for (UnitList::const_iterator iter = tempTargetUnitMap.begin(); iter != tempTargetUnitMap.end(); ++iter)
{
if ((*iter)->GetTypeId() != TYPEID_UNIT)
{ continue; }
for (SQLMultiStorage::SQLMultiSIterator<SpellTargetEntry> i_spellST = bounds.first; i_spellST != bounds.second; ++i_spellST)
{
if (i_spellST->CanNotHitWithSpellEffect(effIndex))
{ continue; }
// only creature entries supported for this target type
if (i_spellST->type == SPELL_TARGET_TYPE_GAMEOBJECT)
{ continue; }
if ((*iter)->GetEntry() == i_spellST->targetEntry)
{
if (i_spellST->type == SPELL_TARGET_TYPE_DEAD && ((Creature*)(*iter))->IsCorpse())
{
targetUnitMap.push_back((*iter));
}
else if (i_spellST->type == SPELL_TARGET_TYPE_CREATURE && (*iter)->IsAlive())
{
targetUnitMap.push_back((*iter));
}
break;
}
}
}
}
else
{
// remove not targetable units if spell has no script targets
for (UnitList::iterator itr = targetUnitMap.begin(); itr != targetUnitMap.end();)
{
if (!(*itr)->IsTargetableForAttack(m_spellInfo->HasAttribute(SPELL_ATTR_EX3_CAST_ON_DEAD)))
{ targetUnitMap.erase(itr++); }
else
{ ++itr; }
}
}
break;
}
case TARGET_AREAEFFECT_GO_AROUND_SOURCE:
case TARGET_AREAEFFECT_GO_AROUND_DEST:
{
float x, y, z;
if (targetMode == TARGET_AREAEFFECT_GO_AROUND_SOURCE)
{
if (m_targets.m_targetMask & TARGET_FLAG_SOURCE_LOCATION)
{ m_targets.getSource(x, y, z); }
else
{ m_caster->GetPosition(x, y, z); }
}
else
{ m_targets.getDestination(x, y, z); }
// It may be possible to fill targets for some spell effects
// automatically (SPELL_EFFECT_WMO_REPAIR(88) for example) but
// for some/most spells we clearly need/want to limit with spell_target_script
// Some spells untested, for affected GO type 33. May need further adjustments for spells related.
SQLMultiStorage::SQLMSIteratorBounds<SpellTargetEntry> bounds = sSpellScriptTargetStorage.getBounds<SpellTargetEntry>(m_spellInfo->Id);
for (SQLMultiStorage::SQLMultiSIterator<SpellTargetEntry> i_spellST = bounds.first; i_spellST != bounds.second; ++i_spellST)
{
if (i_spellST->CanNotHitWithSpellEffect(effIndex))
{ continue; }
if (i_spellST->type == SPELL_TARGET_TYPE_GAMEOBJECT)
{
// search all GO's with entry, within range of m_destN
MaNGOS::GameObjectEntryInPosRangeCheck go_check(*m_caster, i_spellST->targetEntry, x, y, z, radius);
MaNGOS::GameObjectListSearcher<MaNGOS::GameObjectEntryInPosRangeCheck> checker(tempTargetGOList, go_check);
Cell::VisitGridObjects(m_caster, checker, radius);
}
}
break;
}
case TARGET_ALL_ENEMY_IN_AREA_INSTANT:
{
// targets the ground, not the units in the area
switch (m_spellInfo->Effect[effIndex])
{
case SPELL_EFFECT_PERSISTENT_AREA_AURA:
break;
case SPELL_EFFECT_SUMMON:
targetUnitMap.push_back(m_caster);
break;
default:
FillAreaTargets(targetUnitMap, radius, PUSH_DEST_CENTER, SPELL_TARGETS_AOE_DAMAGE);
break;
}
break;
}
case TARGET_DUELVSPLAYER_COORDINATES:
{
if (Unit* currentTarget = m_targets.getUnitTarget())
{ m_targets.setDestination(currentTarget->GetPositionX(), currentTarget->GetPositionY(), currentTarget->GetPositionZ()); }
break;
}
case TARGET_ALL_PARTY_AROUND_CASTER:
case TARGET_ALL_PARTY_AROUND_CASTER_2:
case TARGET_ALL_PARTY:
{
FillRaidOrPartyTargets(targetUnitMap, m_caster, radius, false, true, true);
break;
}
case TARGET_ALL_RAID_AROUND_CASTER:
{
FillRaidOrPartyTargets(targetUnitMap, m_caster, radius, true, true, false);
break;
}
case TARGET_SINGLE_FRIEND:
case TARGET_SINGLE_FRIEND_2:
if (m_targets.getUnitTarget())
{ targetUnitMap.push_back(m_targets.getUnitTarget()); }
break;
case TARGET_CASTER_COORDINATES:
{
// Check original caster is GO - set its coordinates as src cast
if (WorldObject* caster = GetCastingObject())
{ m_targets.setSource(caster->GetPositionX(), caster->GetPositionY(), caster->GetPositionZ()); }
break;
}
case TARGET_ALL_HOSTILE_UNITS_AROUND_CASTER:
FillAreaTargets(targetUnitMap, radius, PUSH_SELF_CENTER, SPELL_TARGETS_HOSTILE);
break;
case TARGET_ALL_FRIENDLY_UNITS_AROUND_CASTER:
// selected friendly units (for casting objects) around casting object
FillAreaTargets(targetUnitMap, radius, PUSH_SELF_CENTER, SPELL_TARGETS_FRIENDLY, GetCastingObject());
break;
case TARGET_ALL_FRIENDLY_UNITS_IN_AREA:
FillAreaTargets(targetUnitMap, radius, PUSH_DEST_CENTER, SPELL_TARGETS_FRIENDLY);
break;
// TARGET_SINGLE_PARTY means that the spells can only be casted on a party member and not on the caster (some seals, fire shield from imp, etc..)
case TARGET_SINGLE_PARTY:
{
Unit* target = m_targets.getUnitTarget();
// Those 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)
{
targetUnitMap.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())
{
targetUnitMap.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->GetObjectGuid() &&
pGroup->IsMember(((Player*)targetOwner)->GetObjectGuid()))
{
targetUnitMap.push_back(target);
}
}
// 1Our target can be a player who is on our group
else if (target->GetTypeId() == TYPEID_PLAYER && pGroup->IsMember(((Player*)target)->GetObjectGuid()))
{
targetUnitMap.push_back(target);
}
}
}
break;
}
case TARGET_GAMEOBJECT:
if (m_targets.getGOTarget())
{ AddGOTarget(m_targets.getGOTarget(), effIndex); }
break;
case TARGET_IN_FRONT_OF_CASTER:
{
SpellNotifyPushType pushType = PUSH_IN_FRONT;
switch (m_spellInfo->SpellVisual) // Some spell require a different target fill
{
case 3879: pushType = PUSH_IN_BACK; break;
case 7441: pushType = PUSH_IN_FRONT_15; break;
}
FillAreaTargets(targetUnitMap, radius, pushType, SPELL_TARGETS_AOE_DAMAGE);
break;
}
case TARGET_LARGE_FRONTAL_CONE:
FillAreaTargets(targetUnitMap, radius, PUSH_IN_FRONT_90, SPELL_TARGETS_AOE_DAMAGE);
break;
case TARGET_NARROW_FRONTAL_CONE:
{
SpellTargets targetB = SPELL_TARGETS_AOE_DAMAGE;
if (m_spellInfo->Effect[effIndex] == SPELL_EFFECT_SCRIPT_EFFECT)
targetB = SPELL_TARGETS_ALL;
UnitList tempTargetUnitMap;
SQLMultiStorage::SQLMSIteratorBounds<SpellTargetEntry> bounds = sSpellScriptTargetStorage.getBounds<SpellTargetEntry>(m_spellInfo->Id);
// fill real target list if no spell script target defined
FillAreaTargets(bounds.first != bounds.second ? tempTargetUnitMap : targetUnitMap,
radius, PUSH_IN_FRONT_15, bounds.first != bounds.second ? SPELL_TARGETS_ALL : targetB);
if (!tempTargetUnitMap.empty())
{
for (UnitList::const_iterator iter = tempTargetUnitMap.begin(); iter != tempTargetUnitMap.end(); ++iter)
{
if ((*iter)->GetTypeId() != TYPEID_UNIT)
continue;
for (SQLMultiStorage::SQLMultiSIterator<SpellTargetEntry> i_spellST = bounds.first; i_spellST != bounds.second; ++i_spellST)
{
if (i_spellST->CanNotHitWithSpellEffect(effIndex))
continue;
// only creature entries supported for this target type
if (i_spellST->type == SPELL_TARGET_TYPE_GAMEOBJECT)
continue;
if ((*iter)->GetEntry() == i_spellST->targetEntry)
{
if (i_spellST->type == SPELL_TARGET_TYPE_DEAD && ((Creature*)(*iter))->IsCorpse())
{
targetUnitMap.push_back((*iter));
}
else if (i_spellST->type == SPELL_TARGET_TYPE_CREATURE && (*iter)->IsAlive())
{
targetUnitMap.push_back((*iter));
}
break;
}
}
}
}
break;
}
case TARGET_DUELVSPLAYER:
{
if (Unit* target = m_targets.getUnitTarget())
{
if (m_caster->IsFriendlyTo(target))
{
targetUnitMap.push_back(target);
}
else
{
if (Unit* pUnitTarget = m_caster->SelectMagnetTarget(target, this, effIndex))
{
if (target != pUnitTarget)
{ m_targets.setUnitTarget(pUnitTarget); }
targetUnitMap.push_back(pUnitTarget);
}
}
}
break;
}
case TARGET_GAMEOBJECT_ITEM:
if (m_targets.getGOTargetGuid())
{ AddGOTarget(m_targets.getGOTarget(), effIndex); }
else if (m_targets.getItemTarget())
{ AddItemTarget(m_targets.getItemTarget(), effIndex); }
break;
case TARGET_MASTER:
if (Unit* owner = m_caster->GetCharmerOrOwner())
{ targetUnitMap.push_back(owner); }
break;
case TARGET_ALL_ENEMY_IN_AREA_CHANNELED:
// targets the ground, not the units in the area
if (m_spellInfo->Effect[effIndex] != SPELL_EFFECT_PERSISTENT_AREA_AURA)
{ FillAreaTargets(targetUnitMap, radius, PUSH_DEST_CENTER, SPELL_TARGETS_AOE_DAMAGE); }
break;
case TARGET_MINION:
if (m_spellInfo->Effect[effIndex] != SPELL_EFFECT_DUEL)
{ targetUnitMap.push_back(m_caster); }
break;
case TARGET_AREAEFFECT_PARTY:
{
Unit* owner = m_caster->GetCharmerOrOwner();
Player* pTarget = NULL;
if (owner)
{
targetUnitMap.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))
{ targetUnitMap.push_back(Target); }
if (Pet* pet = Target->GetPet())
if (pTarget->IsWithinDistInMap(pet, radius))
{ targetUnitMap.push_back(pet); }
}
}
}
else if (owner)
{
if (m_caster->IsWithinDistInMap(owner, radius))
{ targetUnitMap.push_back(owner); }
}
else if (pTarget)
{
targetUnitMap.push_back(pTarget);
if (Pet* pet = pTarget->GetPet())
if (m_caster->IsWithinDistInMap(pet, radius))
{ targetUnitMap.push_back(pet); }
}
break;
}
case TARGET_SCRIPT:
{
if (m_targets.getUnitTarget())
{ targetUnitMap.push_back(m_targets.getUnitTarget()); }
if (m_targets.getItemTarget())
{ AddItemTarget(m_targets.getItemTarget(), effIndex); }
break;
}
case TARGET_SELF_FISHING:
targetUnitMap.push_back(m_caster);
break;
case TARGET_CHAIN_HEAL:
{
Unit* pUnitTarget = m_targets.getUnitTarget();
if (!pUnitTarget)
{ break; }
if (EffectChainTarget <= 1)
{ targetUnitMap.push_back(pUnitTarget); }
else
{
unMaxTargets = EffectChainTarget;
float max_range = radius + unMaxTargets * CHAIN_SPELL_JUMP_RADIUS;
UnitList tempTargetUnitMap;
FillAreaTargets(tempTargetUnitMap, max_range, PUSH_SELF_CENTER, SPELL_TARGETS_FRIENDLY);
if (m_caster != pUnitTarget && std::find(tempTargetUnitMap.begin(), tempTargetUnitMap.end(), m_caster) == tempTargetUnitMap.end())
{ tempTargetUnitMap.push_front(m_caster); }
tempTargetUnitMap.sort(TargetDistanceOrderNear(pUnitTarget));
if (tempTargetUnitMap.empty())
{ break; }
if (*tempTargetUnitMap.begin() == pUnitTarget)
{ tempTargetUnitMap.erase(tempTargetUnitMap.begin()); }
targetUnitMap.push_back(pUnitTarget);
uint32 t = unMaxTargets - 1;
Unit* prev = pUnitTarget;
UnitList::iterator next = tempTargetUnitMap.begin();
while (t && next != tempTargetUnitMap.end())
{
if (!prev->IsWithinDist(*next, CHAIN_SPELL_JUMP_RADIUS))
{ break; }
if (!DisableMgr::IsDisabledFor(DISABLE_TYPE_SPELL, m_spellInfo->Id, NULL, SPELL_DISABLE_LOS) && !prev->IsWithinLOSInMap(*next))
{
++next;
continue;
}
if ((*next)->GetHealth() == (*next)->GetMaxHealth())
{
next = tempTargetUnitMap.erase(next);
continue;
}
prev = *next;
targetUnitMap.push_back(prev);
tempTargetUnitMap.erase(next);
tempTargetUnitMap.sort(TargetDistanceOrderNear(prev));
next = tempTargetUnitMap.begin();
--t;
}
}
break;
}
case TARGET_CURRENT_ENEMY_COORDINATES:
{
Unit* currentTarget = m_targets.getUnitTarget();
if (currentTarget)
{
targetUnitMap.push_back(currentTarget);
m_targets.setDestination(currentTarget->GetPositionX(), currentTarget->GetPositionY(), currentTarget->GetPositionZ());
}
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))
{
targetUnitMap.push_back(Target);
}
}
}
else if (m_targets.getUnitTarget())
{ targetUnitMap.push_back(m_targets.getUnitTarget()); }
break;
}
case TARGET_TABLE_X_Y_Z_COORDINATES:
{
if (SpellTargetPosition const* st = sSpellMgr.GetSpellTargetPosition(m_spellInfo->Id))
{
m_targets.setDestination(st->target_X, st->target_Y, st->target_Z);
// TODO - maybe use an (internal) value for the map for neat far teleport handling
// far-teleport spells are handled in SpellEffect, elsewise report an error about an unexpected map (spells are always locally)
if (st->target_mapId != m_caster->GetMapId() && m_spellInfo->Effect[effIndex] != SPELL_EFFECT_TELEPORT_UNITS)
{ sLog.outError("SPELL: wrong map (%u instead %u) target coordinates for spell ID %u", st->target_mapId, m_caster->GetMapId(), m_spellInfo->Id); }
}
else
{ sLog.outError("SPELL: unknown target coordinates for spell ID %u", m_spellInfo->Id); }
break;
}
case TARGET_DYNAMIC_OBJECT_FRONT:
case TARGET_DYNAMIC_OBJECT_BEHIND:
case TARGET_DYNAMIC_OBJECT_LEFT_SIDE:
case TARGET_DYNAMIC_OBJECT_RIGHT_SIDE:
{
if (!(m_targets.m_targetMask & TARGET_FLAG_DEST_LOCATION))
{
// General override, we don't want to use max spell range here.
// Note: 0.0 radius is also for index 36. It is possible that 36 must be defined as
// "at the base of", in difference to 0 which appear to be "directly in front of".
// TODO: some summoned will make caster be half inside summoned object. Need to fix
// that in the below code (nearpoint vs closepoint, etc).
if (m_spellInfo->EffectRadiusIndex[effIndex] == 0)
{ radius = 0.0f; }
float angle = m_caster->GetOrientation();
switch (targetMode)
{
case TARGET_DYNAMIC_OBJECT_FRONT: break;
case TARGET_DYNAMIC_OBJECT_BEHIND: angle += M_PI_F; break;
case TARGET_DYNAMIC_OBJECT_LEFT_SIDE: angle += M_PI_F / 2; break;
case TARGET_DYNAMIC_OBJECT_RIGHT_SIDE: angle -= M_PI_F / 2; break;
}
float x, y;
m_caster->GetNearPoint2D(x, y, radius + m_caster->GetObjectBoundingRadius(), angle);
m_targets.setDestination(x, y, m_caster->GetPositionZ());
}
targetUnitMap.push_back(m_caster);
break;
}
case TARGET_EFFECT_SELECT:
{
// add here custom effects that need default target.
// FOR EVERY TARGET TYPE THERE IS A DIFFERENT FILL!!
switch (m_spellInfo->Effect[effIndex])
{
case SPELL_EFFECT_DUMMY:
{
switch (m_spellInfo->Id)
{
case 20577: // Cannibalize
{
WorldObject* result = FindCorpseUsing<MaNGOS::CannibalizeObjectCheck> ();
if (result)
{
switch (result->GetTypeId())
{
case TYPEID_UNIT:
case TYPEID_PLAYER:
targetUnitMap.push_back((Unit*)result);
break;
case TYPEID_CORPSE:
m_targets.setCorpseTarget((Corpse*)result);
if (Player* owner = ObjectAccessor::FindPlayer(((Corpse*)result)->GetOwnerGuid()))
{ targetUnitMap.push_back(owner); }
break;
}
}
else
{
// clear cooldown at fail
if (m_caster->GetTypeId() == TYPEID_PLAYER)
{ ((Player*)m_caster)->RemoveSpellCooldown(m_spellInfo->Id, true); }
SendCastResult(SPELL_FAILED_NO_EDIBLE_CORPSES);
finish(false);
}
break;
}
default:
if (m_targets.getUnitTarget())
{ targetUnitMap.push_back(m_targets.getUnitTarget()); }
break;
}
// Add AoE target-mask to self, if no target-dest provided already
if ((m_targets.m_targetMask & TARGET_FLAG_DEST_LOCATION) == 0)
{ m_targets.setDestination(m_caster->GetPositionX(), m_caster->GetPositionY(), m_caster->GetPositionZ()); }
break;
}
case SPELL_EFFECT_BIND:
case SPELL_EFFECT_RESURRECT:
case SPELL_EFFECT_PARRY:
case SPELL_EFFECT_BLOCK:
case SPELL_EFFECT_CREATE_ITEM:
case SPELL_EFFECT_WEAPON:
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:
case SPELL_EFFECT_ADD_HONOR:
case SPELL_EFFECT_SEND_TAXI:
if (m_targets.getUnitTarget())
{ targetUnitMap.push_back(m_targets.getUnitTarget()); }
// Triggered spells have additional spell targets - cast them even if no explicit unit target is given (required for spell 50516 for example)
else if (m_spellInfo->Effect[effIndex] == SPELL_EFFECT_TRIGGER_SPELL)
{ targetUnitMap.push_back(m_caster); }
break;
case SPELL_EFFECT_SUMMON_PLAYER:
if (m_caster->GetTypeId() == TYPEID_PLAYER && ((Player*)m_caster)->GetSelectionGuid())
if (Player* target = sObjectMgr.GetPlayer(((Player*)m_caster)->GetSelectionGuid()))
{ targetUnitMap.push_back(target); }
break;
case SPELL_EFFECT_RESURRECT_NEW:
if (m_targets.getUnitTarget())
{ targetUnitMap.push_back(m_targets.getUnitTarget()); }
if (m_targets.getCorpseTargetGuid())
{
if (Corpse* corpse = m_caster->GetMap()->GetCorpse(m_targets.getCorpseTargetGuid()))
if (Player* owner = ObjectAccessor::FindPlayer(corpse->GetOwnerGuid()))
{ targetUnitMap.push_back(owner); }
}
break;
case SPELL_EFFECT_TELEPORT_UNITS:
case SPELL_EFFECT_SUMMON:
/*[-ZERO] if (m_spellInfo->EffectMiscValueB[effIndex] == SUMMON_TYPE_POSESSED ||
m_spellInfo->EffectMiscValueB[effIndex] == SUMMON_TYPE_POSESSED2)
{
if(m_targets.getUnitTarget())
targetUnitMap.push_back(m_targets.getUnitTarget());
}
else */
targetUnitMap.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:
targetUnitMap.push_back(m_caster);
break;
case SPELL_EFFECT_PERSISTENT_AREA_AURA:
if (Unit* currentTarget = m_targets.getUnitTarget())
{ m_targets.setDestination(currentTarget->GetPositionX(), currentTarget->GetPositionY(), currentTarget->GetPositionZ()); }
break;
case SPELL_EFFECT_LEARN_PET_SPELL:
if (Pet* pet = m_caster->GetPet())
{ targetUnitMap.push_back(pet); }
break;
case SPELL_EFFECT_ENCHANT_ITEM:
case SPELL_EFFECT_ENCHANT_ITEM_TEMPORARY:
case SPELL_EFFECT_DISENCHANT:
case SPELL_EFFECT_FEED_PET:
if (m_targets.getItemTarget())
{ AddItemTarget(m_targets.getItemTarget(), effIndex); }
break;
case SPELL_EFFECT_APPLY_AURA:
switch (m_spellInfo->EffectApplyAuraName[effIndex])
{
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:
targetUnitMap.push_back(m_caster);
break;
default: // apply to target in other case
if (m_targets.getUnitTarget())
{ targetUnitMap.push_back(m_targets.getUnitTarget()); }
break;
}
break;
case SPELL_EFFECT_APPLY_AREA_AURA_PARTY:
// AreaAura
if ((m_spellInfo->Attributes == (SPELL_ATTR_NOT_SHAPESHIFT | SPELL_ATTR_UNK18 | SPELL_ATTR_CASTABLE_WHILE_MOUNTED | SPELL_ATTR_CASTABLE_WHILE_SITTING)) || (m_spellInfo->Attributes == SPELL_ATTR_NOT_SHAPESHIFT))
{ SetTargetMap(effIndex, TARGET_AREAEFFECT_PARTY, targetUnitMap); }
break;
case SPELL_EFFECT_SKIN_PLAYER_CORPSE:
if (m_targets.getUnitTarget())
{ targetUnitMap.push_back(m_targets.getUnitTarget()); }
else if (m_targets.getCorpseTargetGuid())
{
if (Corpse* corpse = m_caster->GetMap()->GetCorpse(m_targets.getCorpseTargetGuid()))
if (Player* owner = ObjectAccessor::FindPlayer(corpse->GetOwnerGuid()))
{ targetUnitMap.push_back(owner); }
}
break;
default:
break;
}
break;
}
default:
// sLog.outError( "SPELL: Unknown implicit target (%u) for spell ID %u", targetMode, m_spellInfo->Id );
break;
}
if (targetMode != TARGET_SELF && m_spellInfo->HasAttribute(SPELL_ATTR_EX_CANT_TARGET_SELF))
{ targetUnitMap.remove(m_caster); }
if (unMaxTargets && targetUnitMap.size() > unMaxTargets)
{
// make sure one unit is always removed per iteration
uint32 removed_utarget = 0;
for (UnitList::iterator itr = targetUnitMap.begin(), next; itr != targetUnitMap.end(); itr = next)
{
next = itr;
++next;
if (!*itr) { continue; }
if ((*itr) == m_targets.getUnitTarget())
{
targetUnitMap.erase(itr);
removed_utarget = 1;
// break;
}
}
// remove random units from the map
while (targetUnitMap.size() > unMaxTargets - removed_utarget)
{
uint32 poz = urand(0, targetUnitMap.size() - 1);
for (UnitList::iterator itr = targetUnitMap.begin(); itr != targetUnitMap.end(); ++itr, --poz)
{
if (!*itr) { continue; }
if (!poz)
{
targetUnitMap.erase(itr);
break;
}
}
}
// the player's target will always be added to the map
if (removed_utarget && m_targets.getUnitTarget())
{ targetUnitMap.push_back(m_targets.getUnitTarget()); }
}
if (!tempTargetGOList.empty()) // GO CASE
{
if (unMaxTargets && tempTargetGOList.size() > unMaxTargets)
{
// make sure one go is always removed per iteration
uint32 removed_utarget = 0;
for (std::list<GameObject*>::iterator itr = tempTargetGOList.begin(), next; itr != tempTargetGOList.end(); itr = next)
{
next = itr;
++next;
if (!*itr) { continue; }
if ((*itr) == m_targets.getGOTarget())
{
tempTargetGOList.erase(itr);
removed_utarget = 1;
// break;
}
}
// remove random units from the map
while (tempTargetGOList.size() > unMaxTargets - removed_utarget)
{
uint32 poz = urand(0, tempTargetGOList.size() - 1);
for (std::list<GameObject*>::iterator itr = tempTargetGOList.begin(); itr != tempTargetGOList.end(); ++itr, --poz)
{
if (!*itr) { continue; }
if (!poz)
{
tempTargetGOList.erase(itr);
break;
}
}
}
}
// Add resulting GOs as GOTargets
for (std::list<GameObject*>::iterator iter = tempTargetGOList.begin(); iter != tempTargetGOList.end(); ++iter)
{ AddGOTarget(*iter, effIndex); }
}
}
void Spell::prepare(SpellCastTargets const* 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_IsTriggeredSpell && m_caster->IsNonMeleeSpellCasted(false, true, true))
{
SendCastResult(SPELL_FAILED_SPELL_IN_PROGRESS);
finish(false);
return;
}
if (DisableMgr::IsDisabledFor(DISABLE_TYPE_SPELL, m_spellInfo->Id, m_caster))
{
SendCastResult(SPELL_FAILED_SPELL_UNAVAILABLE);
finish(false);
return;
}
// Fill cost data
m_powerCost = CalculatePowerCost(m_spellInfo, m_caster, this, m_CastItem);
SpellCastResult result = CheckCast(true);
if (result != SPELL_CAST_OK && !IsAutoRepeat()) // always cast autorepeat dummy for triggering
{
if (triggeredByAura)
{
SendChannelUpdate(0);
triggeredByAura->GetHolder()->SetAuraDuration(0);
}
SendCastResult(result);
finish(false);
return;
}
// Prepare data for triggers
prepareDataForTriggerSystem();
// calculate cast time (calculated after first CheckCast check to prevent charge counting for first CheckCast fail)
m_casttime = GetSpellCastTime(m_spellInfo, this);
m_duration = CalculateSpellDuration(m_spellInfo, m_caster);
// 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))
{
// Sap - don't exit Stealth yet to prevent getting in combat and making Sap impossible to cast
// Removing Stealth depends on talent later
// Pick Pocket - don't exit Stealth at all
if (!(m_spellInfo->SpellFamilyName == SPELLFAMILY_ROGUE && (m_spellInfo->SpellFamilyFlags & UI64LIT(0x00000080) || m_spellInfo->SpellFamilyFlags & 2147483648)))
m_caster->RemoveSpellsCausingAura(SPELL_AURA_MOD_STEALTH);
m_caster->RemoveSpellsCausingAura(SPELL_AURA_FEIGN_DEATH);
}
// add non-triggered (with cast time and without)
if (!m_IsTriggeredSpell)
{
// add to cast type slot
m_caster->SetCurrentCastedSpell(this);
// will show cast bar
SendSpellStart();
TriggerGlobalCooldown();
}
else
{
if (m_timer == 0)
cast(true);
}
}
void Spell::cancel()
{
if (m_spellState == SPELL_STATE_FINISHED)
{ return; }
// channeled spells don't display interrupted message even if they are interrupted, possible other cases with no "Interrupted" message
bool sendInterrupt = IsChanneledSpell(m_spellInfo) ? false : true;
m_autoRepeat = false;
switch (m_spellState)
{
case SPELL_STATE_PREPARING:
CancelGlobalCooldown();
//(no break)
case SPELL_STATE_DELAYED:
{
SendInterrupted(0);
if (sendInterrupt)
{ SendCastResult(SPELL_FAILED_INTERRUPTED); }
} break;
case SPELL_STATE_CASTING:
{
for (TargetList::const_iterator ihit = m_UniqueTargetInfo.begin(); ihit != m_UniqueTargetInfo.end(); ++ihit)
{
if (ihit->missCondition == SPELL_MISS_NONE)
{
Unit* unit = m_caster->GetObjectGuid() == (*ihit).targetGUID ? m_caster : ObjectAccessor::GetUnit(*m_caster, ihit->targetGUID);
if (unit && unit->IsAlive())
{ unit->RemoveAurasByCasterSpell(m_spellInfo->Id, m_caster->GetObjectGuid()); }
}
}
SendChannelUpdate(0);
SendInterrupted(0);
if (sendInterrupt)
{ 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);
if (!m_caster->CheckAndIncreaseCastCounter())
{
if (m_triggeredByAuraSpell)
{ sLog.outError("Spell %u triggered by aura spell %u too deep in cast chain for cast. Cast not allowed for prevent overflow stack crash.", m_spellInfo->Id, m_triggeredByAuraSpell->Id); }
else
{ sLog.outError("Spell %u too deep in cast chain for cast. Cast not allowed for prevent overflow stack crash.", m_spellInfo->Id); }
SendCastResult(SPELL_FAILED_ERROR);
finish(false);
SetExecutedCurrently(false);
return;
}
// update pointers base at GUIDs to prevent access to already nonexistent object
UpdatePointers();
// cancel at lost main target unit
if (!m_targets.getUnitTarget() && m_targets.getUnitTargetGuid() && m_targets.getUnitTargetGuid() != m_caster->GetObjectGuid())
{
cancel();
m_caster->DecreaseCastCounter();
SetExecutedCurrently(false);
return;
}
if (m_caster->GetTypeId() != TYPEID_PLAYER && m_targets.getUnitTarget() && m_targets.getUnitTarget() != m_caster)
{ m_caster->SetInFront(m_targets.getUnitTarget()); }
SpellCastResult castResult = CheckPower();
if (castResult != SPELL_CAST_OK)
{
SendCastResult(castResult);
finish(false);
m_caster->DecreaseCastCounter();
SetExecutedCurrently(false);
return;
}
// triggered cast called from Spell::prepare where it was already checked
if (!skipCheck)
{
castResult = CheckCast(false);
if (castResult != SPELL_CAST_OK)
{
SendCastResult(castResult);
finish(false);
m_caster->DecreaseCastCounter();
SetExecutedCurrently(false);
return;
}
}
// different triggered (for caster) and pre-cast (casted before apply effect to each target) cases
switch (m_spellInfo->SpellFamilyName)
{
case SPELLFAMILY_GENERIC:
{
// Bandages
if (m_spellInfo->Mechanic == MECHANIC_BANDAGE)
{ AddPrecastSpell(11196); } // Recently Bandaged
// Divine Shield, Divine Protection (Blessing of Protection in paladin switch case)
else if (m_spellInfo->Mechanic == MECHANIC_INVULNERABILITY)
{ AddPrecastSpell(25771); } // Forbearance
break;
}
case SPELLFAMILY_ROGUE:
{
// exit stealth on sap when improved sap is not skilled
if (m_spellInfo->SpellFamilyFlags & UI64LIT(0x00000080) && m_caster->GetTypeId() == TYPEID_PLAYER && (!m_caster->GetAura(14076, SpellEffectIndex(0)) && !m_caster->GetAura(14094, SpellEffectIndex(0)) && !m_caster->GetAura(14095, SpellEffectIndex(0))))
m_caster->RemoveSpellsCausingAura(SPELL_AURA_MOD_STEALTH);
}
case SPELLFAMILY_WARRIOR:
break;
case SPELLFAMILY_PRIEST:
{
// Power Word: Shield
if (m_spellInfo->SpellFamilyName == SPELLFAMILY_PRIEST && m_spellInfo->SpellFamilyFlags & UI64LIT(0x0000000000000001))
{ AddPrecastSpell(6788); } // Weakened Soul
switch (m_spellInfo->Id)
{
case 15237: AddTriggeredSpell(23455); break;// Holy Nova, rank 1
case 15430: AddTriggeredSpell(23458); break;// Holy Nova, rank 2
case 15431: AddTriggeredSpell(23459); break;// Holy Nova, rank 3
case 27799: AddTriggeredSpell(27803); break;// Holy Nova, rank 4
case 27800: AddTriggeredSpell(27804); break;// Holy Nova, rank 5
case 27801: AddTriggeredSpell(27805); break;// Holy Nova, rank 6
case 25331: AddTriggeredSpell(25329); break;// Holy Nova, rank 7
default: break;
}
break;
}
case SPELLFAMILY_PALADIN:
{
// Blessing of Protection (Divine Shield, Divine Protection in generic switch case)
if (m_spellInfo->Mechanic == MECHANIC_INVULNERABILITY && m_spellInfo->Id != 25771)
{ AddPrecastSpell(25771); } // Forbearance
break;
}
default:
break;
}
// As of patch 1.10.0, Arcane Power will replace Power Infusion
if (m_spellInfo->Id == 12042)
{
m_targets.getUnitTarget()->RemoveAurasDueToSpell(10060);
}
// Linked spells (precast chain)
SpellLinkedSet linkedSet = sSpellMgr.GetSpellLinked(m_spellInfo->Id, SPELL_LINKED_TYPE_PRECAST);
if (linkedSet.size() > 0)
{
for (SpellLinkedSet::const_iterator itr = linkedSet.begin(); itr != linkedSet.end(); ++itr)
{ AddPrecastSpell(*itr); }
}
// Linked spells (triggered chain)
linkedSet.clear();
linkedSet = sSpellMgr.GetSpellLinked(m_spellInfo->Id, SPELL_LINKED_TYPE_TRIGGERED);
if (linkedSet.size() > 0)
{
for (SpellLinkedSet::const_iterator itr = linkedSet.begin(); itr != linkedSet.end(); ++itr)
{ AddTriggeredSpell(*itr); }
}
// 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();
// Used by Eluna
#ifdef ENABLE_ELUNA
if (m_caster->GetTypeId() == TYPEID_PLAYER)
sEluna->OnSpellCast(m_caster->ToPlayer(), this, skipCheck);
#endif /* ENABLE_ELUNA */
FillTargetMap();
if (m_spellState == SPELL_STATE_FINISHED) // stop cast if spell marked as finish somewhere in FillTargetMap
{
m_caster->DecreaseCastCounter();
SetExecutedCurrently(false);
return;
}
// CAST SPELL
SendSpellCooldown();
TakePower();
TakeReagents(); // we must remove reagents before HandleEffects to allow place crafted item in same slot
TakeAmmo();
SendCastResult(castResult);
SendSpellGo(); // we must send smsg_spell_go packet before m_castItem delete in TakeCastItem()...
InitializeDamageMultipliers();
// Okay, everything is prepared. Now we need to distinguish between immediate and evented delayed spells
float speed = m_spellInfo->speed == 0.0f && m_triggeredBySpellInfo ? m_triggeredBySpellInfo->speed : m_spellInfo->speed;
if (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();
// fill initial spell damage from caster for delayed casted spells
for (TargetList::iterator ihit = m_UniqueTargetInfo.begin(); ihit != m_UniqueTargetInfo.end(); ++ihit)
{ HandleDelayedSpellLaunch(&(*ihit)); }
// Okay, maps created, now prepare flags
m_immediateHandled = false;
m_spellState = SPELL_STATE_DELAYED;
SetDelayStart(0);
}
else
{
// Immediate spell, no big deal
handle_immediate();
}
m_caster->DecreaseCastCounter();
SetExecutedCurrently(false);
}
void Spell::handle_immediate()
{
// process immediate effects (items, ground, etc.) also initialize some variables
_handle_immediate_phase();
// start channeling if applicable (after _handle_immediate_phase for get persistent effect dynamic object for channel target
if (IsChanneledSpell(m_spellInfo) && m_duration)
{
m_spellState = SPELL_STATE_CASTING;
SendChannelStart(m_duration);
}
for (TargetList::iterator ihit = m_UniqueTargetInfo.begin(); ihit != m_UniqueTargetInfo.end(); ++ihit)
{ DoAllEffectOnTarget(&(*ihit)); }
for (GOTargetList::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 (TargetList::iterator ihit = m_UniqueTargetInfo.begin(); ihit != m_UniqueTargetInfo.end(); ++ihit)
{
if (!ihit->processed)
{
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 (GOTargetList::iterator ighit = m_UniqueGOTargetInfo.begin(); ighit != m_UniqueGOTargetInfo.end(); ++ighit)
{
if (!ighit->processed)
{
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_needSpellLog = IsNeedSendToClient();
for (int j = 0; j < MAX_EFFECT_INDEX; ++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(SpellEffectIndex(j)))
{
HandleEffects(NULL, NULL, NULL, SpellEffectIndex(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; }
}
// initialize Diminishing Returns Data
m_diminishLevel = DIMINISHING_LEVEL_1;
m_diminishGroup = DIMINISHING_NONE;
// process items
for (ItemTargetList::iterator ihit = m_UniqueItemInfo.begin(); ihit != m_UniqueItemInfo.end(); ++ihit)
{ DoAllEffectOnTarget(&(*ihit)); }
// process ground
for (int j = 0; j < MAX_EFFECT_INDEX; ++j)
{
// persistent area auras target only the ground
if (m_spellInfo->Effect[j] == SPELL_EFFECT_PERSISTENT_AREA_AURA ||
//summon a gameobject at the spell's destination xyz
(m_spellInfo->Effect[j] == SPELL_EFFECT_TRANS_DOOR && m_spellInfo->EffectImplicitTargetA[j] == TARGET_AREAEFFECT_GO_AROUND_DEST))
{
HandleEffects(NULL, NULL, NULL, SpellEffectIndex(j));
}
}
}
void Spell::_handle_finish_phase()
{
// spell log
if (m_needSpellLog)
{ SendLogExecute(); }
if (m_caster->m_extraAttacks && m_spellInfo->HasSpellEffect(SPELL_EFFECT_ADD_EXTRA_ATTACKS))
{
switch (m_spellInfo->Id)
{
// on next swing
case 15494:
case 18797:
case 21919:
case 20178: // paladin reckoning proc
break;
default:
if (Unit* victim = m_caster->getVictim())
m_caster->HandleProcExtraAttackFor(victim);
else
m_caster->m_extraAttacks = 0; // do not allow to accumulate instant extra attacks
break;
}
}
}
void Spell::SendSpellCooldown()
{
if (m_caster->GetTypeId() != TYPEID_PLAYER)
{ return; }
Player* _player = (Player*)m_caster;
// (1) have infinity cooldown but set at aura apply, (2) passive cooldown at triggering
if (m_spellInfo->HasAttribute(SPELL_ATTR_DISABLED_WHILE_ACTIVE) || m_spellInfo->HasAttribute(SPELL_ATTR_PASSIVE))
{ return; }
_player->AddSpellAndCategoryCooldowns(m_spellInfo, m_CastItem ? m_CastItem->GetEntry() : 0, this);
}
void Spell::update(uint32 difftime)
{
// update pointers based at it's GUIDs
UpdatePointers();
if (!m_targets.getUnitTargetGuid().IsEmpty() && !m_targets.getUnitTarget())
{
cancel();
return;
}
// check for target going invisiblity/fake death
if (Unit* target = m_targets.getUnitTarget())
{
if (!target->IsVisibleForOrDetect(m_caster, m_caster, true) || target->HasAuraType(SPELL_AURA_FEIGN_DEATH))
{
if (m_caster->GetTargetGuid() == target->GetObjectGuid())
m_caster->SetTargetGuid(ObjectGuid());
cancel();
return;
}
}
if (m_targets.getUnitTarget() && (m_targets.getUnitTarget() != m_caster) && IsSingleTargetSpell(m_spellInfo) &&
!IsNextMeleeSwingSpell() && !IsAutoRepeat() && !m_IsTriggeredSpell)
{
if (!m_caster->IsWithinLOSInMap(m_targets.getUnitTarget()))
{
cancel();
return;
}
}
// check if the player or unit caster has moved before the spell finished (exclude casting on vehicles)
if (((m_caster->GetTypeId() == TYPEID_PLAYER || m_caster->GetTypeId() == TYPEID_UNIT) && m_timer != 0) &&
(m_castPositionX != m_caster->GetPositionX() || m_castPositionY != m_caster->GetPositionY() || m_castPositionZ != m_caster->GetPositionZ()) &&
(m_spellInfo->Effect[EFFECT_INDEX_0] != SPELL_EFFECT_STUCK || !m_caster->m_movementInfo.HasMovementFlag(MOVEFLAG_FALLINGFAR)))
{
// 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 || m_caster->GetTypeId() == TYPEID_UNIT)
{
// check if player has jumped before the channeling finished
if (m_caster->m_movementInfo.HasMovementFlag(MOVEFLAG_FALLING))
{ cancel(); }
// check for incapacitating player states
if (m_caster->hasUnitState(UNIT_STAT_CAN_NOT_REACT))
{
// certain channel spells are not interrupted
if (!m_spellInfo->HasAttribute(SPELL_ATTR_EX_CHANNELED_1) && !m_spellInfo->HasAttribute(SPELL_ATTR_EX3_UNK28))
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 (!IsAutoRepeat() && !IsNextMeleeSwingSpell())
{
if (Player* p = m_caster->GetCharmerOrOwnerPlayerOrPlayerItself())
{
for (TargetList::const_iterator ihit = m_UniqueTargetInfo.begin(); ihit != m_UniqueTargetInfo.end(); ++ihit)
{
TargetInfo const& target = *ihit;
if (!target.targetGUID.IsCreature())
{ continue; }
Unit* unit = m_caster->GetObjectGuid() == target.targetGUID ? m_caster : ObjectAccessor::GetUnit(*m_caster, target.targetGUID);
if (unit == NULL)
{ continue; }
p->RewardPlayerAndGroupAtCast(unit, m_spellInfo->Id);
}
for (GOTargetList::const_iterator ihit = m_UniqueGOTargetInfo.begin(); ihit != m_UniqueGOTargetInfo.end(); ++ihit)
{
GOTargetInfo const& target = *ihit;
GameObject* go = m_caster->GetMap()->GetGameObject(target.targetGUID);
if (!go)
{ continue; }
p->RewardPlayerAndGroupAtCast(go, m_spellInfo->Id);
}
}
}
finish();
}
} break;
default:
{
} break;
}
}
void Spell::finish(bool ok)
{
if (!m_caster)
{ return; }
if (m_spellState == SPELL_STATE_FINISHED)
{ return; }
// remove/restore spell mods before m_spellState update
if (Player* modOwner = m_caster->GetSpellModOwner())
{
if (ok || m_spellState != SPELL_STATE_PREPARING) // fail after start channeling or throw to target not affect spell mods
{ modOwner->RemoveSpellMods(this); }
else
{ modOwner->ResetSpellModsDueToCanceledSpell(this); }
}
m_spellState = SPELL_STATE_FINISHED;
// 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)
{
if (!(*i)->isAffectedOnSpell(m_spellInfo))
{ continue; }
for (TargetList::const_iterator ihit = m_UniqueTargetInfo.begin(); ihit != m_UniqueTargetInfo.end(); ++ihit)
{
if (ihit->missCondition == SPELL_MISS_NONE)
{
// check m_caster->GetGUID() let load auras at login and speedup most often case
Unit* unit = m_caster->GetObjectGuid() == ihit->targetGUID ? m_caster : ObjectAccessor::GetUnit(*m_caster, ihit->targetGUID);
if (unit && unit->IsAlive())
{
SpellEntry const* auraSpellInfo = (*i)->GetSpellProto();
SpellEffectIndex auraSpellIdx = (*i)->GetEffIndex();
// Calculate chance at that moment (can be depend for example from combo points)
int32 auraBasePoints = (*i)->GetBasePoints();
int32 chance = m_caster->CalculateSpellDamage(unit, auraSpellInfo, auraSpellIdx, &auraBasePoints);
if (roll_chance_i(chance))
{ m_caster->CastSpell(unit, auraSpellInfo->EffectTriggerSpell[auraSpellIdx], true, NULL, (*i)); }
}
}
}
}
// Heal caster for all health leech from all targets
if (m_healthLeech)
{ m_caster->DealHeal(m_caster, uint32(m_healthLeech), m_spellInfo); }
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))
{
// Not drop combopoints if negative spell and if any miss on enemy exist
bool needDrop = true;
if (!IsPositiveSpell(m_spellInfo->Id))
{
for (TargetList::const_iterator ihit = m_UniqueTargetInfo.begin(); ihit != m_UniqueTargetInfo.end(); ++ihit)
{
if (ihit->missCondition != SPELL_MISS_NONE && ihit->targetGUID != m_caster->GetObjectGuid())
{
needDrop = false;
break;
}
}
}
if (needDrop)
{ ((Player*)m_caster)->ClearComboPoints(); }
}
// call triggered spell only at successful cast (after clear combo points -> for add some if need)
if (!m_TriggerSpells.empty())
{ CastTriggerSpells(); }
// Stop Attack for some spells
if (m_spellInfo->HasAttribute(SPELL_ATTR_STOP_ATTACK_TARGET))
{ m_caster->AttackStop(); }
#ifdef ENABLE_PLAYERBOTS
if(!m_caster->GetMapId())
return;
#endif
}
void Spell::SendCastResult(SpellCastResult result)
{
if (m_caster->GetTypeId() != TYPEID_PLAYER)
{
if (((Creature*)m_caster)->AI())
((Creature*)m_caster)->AI()->OnSpellCastChange(m_spellInfo, result);
return;
}
if (((Player*)m_caster)->GetSession()->PlayerLoading()) // don't send cast results at loading time
{ return; }
// Reseting emote state for case not handled by the client.
if (result == SPELL_FAILED_CHEST_IN_USE)
{
SendInterrupted(0);
}
SendCastResult((Player*)m_caster, m_spellInfo, result);
}
void Spell::SendCastResult(Player* caster, SpellEntry const* spellInfo, SpellCastResult result)
{
WorldPacket data(SMSG_CAST_FAILED, (4 + 1 + 1));
data << uint32(spellInfo->Id);
if (result != SPELL_CAST_OK)
{
data << uint8(2); // status = fail
data << uint8(!IsPassiveSpell(spellInfo) ? result : SPELL_FAILED_DONT_REPORT); // do not report failed passive spells
switch (result)
{
case SPELL_FAILED_REQUIRES_SPELL_FOCUS:
data << uint32(spellInfo->RequiresSpellFocus);
break;
case SPELL_FAILED_REQUIRES_AREA:
/* [-ZERO] // hardcode areas limitation case switch(spellInfo->Id)
{
default: // default case data << uint32(spellInfo->AreaId);
break;
} */
break;
case SPELL_FAILED_EQUIPPED_ITEM_CLASS:
data << uint32(spellInfo->EquippedItemClass);
data << uint32(spellInfo->EquippedItemSubClassMask);
data << uint32(spellInfo->EquippedItemInventoryTypeMask);
break;
default:
break;
}
}
else
{ data << uint8(0); }
caster->GetSession()->SendPacket(&data);
}
void Spell::SendSpellStart()
{
if (!IsNeedSendToClient())
{ return; }
DEBUG_FILTER_LOG(LOG_FILTER_SPELL_CAST, "Sending SMSG_SPELL_START id=%u", m_spellInfo->Id);
uint32 castFlags = CAST_FLAG_UNKNOWN2;
if (IsRangedSpell())
{ castFlags |= CAST_FLAG_AMMO; }
WorldPacket data(SMSG_SPELL_START, (8 + 8 + 4 + 2 + 4));
if (m_CastItem)
{ data << m_CastItem->GetPackGUID(); }
else
{ data << m_caster->GetPackGUID(); }
data << m_caster->GetPackGUID();
data << uint32(m_spellInfo->Id); // spellId
data << uint16(castFlags); // cast flags
data << uint32(m_timer); // delay?
data << m_targets;
if (castFlags & CAST_FLAG_AMMO) // projectile info
{ WriteAmmoToPacket(&data); }
m_caster->SendMessageToSet(&data, true);
}
void Spell::SendSpellGo()
{
// not send invisible spell casting
if (!IsNeedSendToClient())
{ return; }
DEBUG_FILTER_LOG(LOG_FILTER_SPELL_CAST, "Sending SMSG_SPELL_GO id=%u", m_spellInfo->Id);
uint32 castFlags = CAST_FLAG_UNKNOWN9;
if (IsRangedSpell())
{ castFlags |= CAST_FLAG_AMMO; } // arrows/bullets visual
WorldPacket data(SMSG_SPELL_GO, 53); // guess size
if (m_CastItem)
{ data << m_CastItem->GetPackGUID(); }
else
{ data << m_caster->GetPackGUID(); }
data << m_caster->GetPackGUID();
data << uint32(m_spellInfo->Id); // spellId
data << uint16(castFlags); // cast flags
WriteSpellGoTargets(&data);
data << m_targets;
if (castFlags & CAST_FLAG_AMMO) // projectile info
{ 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 = ObjectMgr::GetItemPrototype(ammoID);
if (pProto)
{
ammoDisplayID = pProto->DisplayInfoID;
ammoInventoryType = pProto->InventoryType;
}
}
}
}
}
else
{
for (uint8 i = 0; i < MAX_VIRTUAL_ITEM_SLOT; ++i)
{
// see Creature::SetVirtualItem for structure data
if (uint32 item_class = m_caster->GetByteValue(UNIT_VIRTUAL_ITEM_INFO + (i * 2) + 0, VIRTUAL_ITEM_INFO_0_OFFSET_CLASS))
{
if (item_class == ITEM_CLASS_WEAPON)
{
switch (m_caster->GetByteValue(UNIT_VIRTUAL_ITEM_INFO + (i * 2) + 0, VIRTUAL_ITEM_INFO_0_OFFSET_SUBCLASS))
{
case ITEM_SUBCLASS_WEAPON_THROWN:
ammoDisplayID = m_caster->GetUInt32Value(UNIT_VIRTUAL_ITEM_SLOT_DISPLAY + i);
ammoInventoryType = m_caster->GetByteValue(UNIT_VIRTUAL_ITEM_INFO + (i * 2) + 0, VIRTUAL_ITEM_INFO_0_OFFSET_INVENTORYTYPE);
break;
case ITEM_SUBCLASS_WEAPON_BOW:
case ITEM_SUBCLASS_WEAPON_CROSSBOW:
ammoDisplayID = 5996; // is this need fixing?
ammoInventoryType = INVTYPE_AMMO;
break;
case ITEM_SUBCLASS_WEAPON_GUN:
ammoDisplayID = 5998; // is this need fixing?
ammoInventoryType = INVTYPE_AMMO;
break;
}
if (ammoDisplayID)
{ break; }
}
}
}
}
*data << uint32(ammoDisplayID);
*data << uint32(ammoInventoryType);
}
void Spell::WriteSpellGoTargets(WorldPacket* data)
{
// This function also fill data for channeled spells:
// m_needAliveTargetMask req for stop channeling if one target die
// Always hits on GO and expected all targets for Units
*data << (uint8)(m_UniqueTargetInfo.size() + m_UniqueGOTargetInfo.size());
for (TargetList::iterator ihit = m_UniqueTargetInfo.begin(); ihit != m_UniqueTargetInfo.end(); ++ihit)
{
*data << ihit->targetGUID; // in 1.12.1 expected all targets
if (ihit->effectMask == 0) // No effect apply - all immuned add state
{
// possibly SPELL_MISS_IMMUNE2 for this??
ihit->missCondition = SPELL_MISS_IMMUNE2;
}
else if (ihit->missCondition == SPELL_MISS_NONE) // Add only hits
{ m_needAliveTargetMask |= ihit->effectMask; }
}
for (GOTargetList::const_iterator ighit = m_UniqueGOTargetInfo.begin(); ighit != m_UniqueGOTargetInfo.end(); ++ighit)
{ *data << ighit->targetGUID; } // Always hits
*data << uint8(0); // unknown, not miss
// Reset m_needAliveTargetMask for non channeled spell
if (!IsChanneledSpell(m_spellInfo))
{ m_needAliveTargetMask = 0; }
}
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 << m_caster->GetPackGUID(); }
else
{ data << 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[EFFECT_INDEX_0]);// spell effect
uint32 count2 = 1;
data << uint32(count2); // count2 (target count?)
for (uint32 j = 0; j < count2; ++j)
{
switch (m_spellInfo->Effect[EFFECT_INDEX_0])
{
case SPELL_EFFECT_POWER_DRAIN:
if (Unit* unit = m_targets.getUnitTarget())
{ data << 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 << unit->GetPackGUID(); }
else
{ data << uint8(0); }
data << uint32(0); // count?
break;
case SPELL_EFFECT_INTERRUPT_CAST:
if (Unit* unit = m_targets.getUnitTarget())
{ data << unit->GetPackGUID(); }
else
{ data << uint8(0); }
data << uint32(0); // spellid
break;
case SPELL_EFFECT_DURABILITY_DAMAGE:
if (Unit* unit = m_targets.getUnitTarget())
{ data << 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 << item->GetPackGUID(); }
else
{ data << uint8(0); }
break;
case SPELL_EFFECT_CREATE_ITEM:
data << uint32(m_spellInfo->EffectItemType[EFFECT_INDEX_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:
if (Unit* unit = m_targets.getUnitTarget())
{ data << unit->GetPackGUID(); }
else if (m_targets.getItemTargetGuid())
{ data << m_targets.getItemTargetGuid().WriteAsPacked(); }
else if (GameObject* go = m_targets.getGOTarget())
{ data << 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 << 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 << m_caster->GetPackGUID();
data << m_spellInfo->Id;
data << result;
m_caster->SendMessageToSet(&data, true);
data.Initialize(SMSG_SPELL_FAILED_OTHER, (8 + 4));
data << m_caster->GetObjectGuid();
data << m_spellInfo->Id;
m_caster->SendMessageToSet(&data, true);
}
void Spell::SendChannelUpdate(uint32 time)
{
if (time == 0)
{
// Reset farsight for some possessing auras of possessed summoned (as they might work with different aura types)
if (m_spellInfo->HasAttribute(SPELL_ATTR_EX_FARSIGHT) && m_caster->GetTypeId() == TYPEID_PLAYER && m_caster->GetCharmGuid()
&& !IsSpellHaveAura(m_spellInfo, SPELL_AURA_MOD_POSSESS) && !IsSpellHaveAura(m_spellInfo, SPELL_AURA_MOD_POSSESS_PET))
{
Player* player = (Player*)m_caster;
// These Auras are applied to self, so get the possessed first
Unit* possessed = player->GetCharm();
player->SetCharm(NULL);
if (possessed)
{ player->SetClientControl(possessed, 0); }
player->SetMover(NULL);
player->GetCamera().ResetView();
player->RemovePetActionBar();
if (possessed)
{
possessed->clearUnitState(UNIT_STAT_CONTROLLED);
possessed->RemoveFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_PLAYER_CONTROLLED);
possessed->SetCharmerGuid(ObjectGuid());
// TODO - Requires more specials for target?
// Some possessed might want to despawn?
if (possessed->GetUInt32Value(UNIT_CREATED_BY_SPELL) == m_spellInfo->Id && possessed->GetTypeId() == TYPEID_UNIT)
{ ((Creature*)possessed)->ForcedDespawn(); }
}
}
m_caster->RemoveAurasByCasterSpell(m_spellInfo->Id, m_caster->GetObjectGuid());
ObjectGuid target_guid = m_caster->GetChannelObjectGuid();
if (target_guid != m_caster->GetObjectGuid() && target_guid.IsUnit())
if (Unit* target = ObjectAccessor::GetUnit(*m_caster, target_guid))
{ target->RemoveAurasByCasterSpell(m_spellInfo->Id, m_caster->GetObjectGuid()); }
// Only finish channeling when latest channeled spell finishes
if (m_caster->GetUInt32Value(UNIT_CHANNEL_SPELL) != m_spellInfo->Id)
{ return; }
m_caster->SetChannelObjectGuid(ObjectGuid());
m_caster->SetUInt32Value(UNIT_CHANNEL_SPELL, 0);
}
if (m_caster->GetTypeId() == TYPEID_PLAYER)
{
WorldPacket data(MSG_CHANNEL_UPDATE, 4);
data << uint32(time);
((Player*)m_caster)->SendDirectMessage(&data);
}
}
void Spell::SendChannelStart(uint32 duration)
{
WorldObject* target = NULL;
// select dynobject created by first effect if any
if (m_spellInfo->Effect[EFFECT_INDEX_0] == SPELL_EFFECT_PERSISTENT_AREA_AURA)
{ target = m_caster->GetDynObject(m_spellInfo->Id, EFFECT_INDEX_0); }
// select first not resisted target from target list for _0_ effect
else if (!m_UniqueTargetInfo.empty())
{
for (TargetList::const_iterator itr = m_UniqueTargetInfo.begin(); itr != m_UniqueTargetInfo.end(); ++itr)
{
if ((itr->effectMask & (1 << EFFECT_INDEX_0)) && itr->reflectResult == SPELL_MISS_NONE &&
itr->targetGUID != m_caster->GetObjectGuid())
{
target = ObjectAccessor::GetUnit(*m_caster, itr->targetGUID);
break;
}
}
}
else if (!m_UniqueGOTargetInfo.empty())
{
for (GOTargetList::const_iterator itr = m_UniqueGOTargetInfo.begin(); itr != m_UniqueGOTargetInfo.end(); ++itr)
{
if (itr->effectMask & (1 << EFFECT_INDEX_0))
{
target = m_caster->GetMap()->GetGameObject(itr->targetGUID);
break;
}
}
}
if (m_caster->GetTypeId() == TYPEID_PLAYER)
{
WorldPacket data(MSG_CHANNEL_START, (4 + 4));
data << uint32(m_spellInfo->Id);
data << uint32(duration);
((Player*)m_caster)->SendDirectMessage(&data);
}
m_timer = duration;
if (target)
{ m_caster->SetChannelObjectGuid(target->GetObjectGuid()); }
m_caster->SetUInt32Value(UNIT_CHANNEL_SPELL, m_spellInfo->Id);
}
void Spell::SendResurrectRequest(Player* target)
{
// Both players and NPCs can resurrect using spells - have a look at creature 28487 for example
// However, the packet structure differs slightly
const char* sentName = m_caster->GetTypeId() == TYPEID_PLAYER ? "" : m_caster->GetNameForLocaleIdx(target->GetSession()->GetSessionDbLocaleIndex());
WorldPacket data(SMSG_RESURRECT_REQUEST, (8 + 4 + strlen(sentName) + 1 + 1 + 1));
data << m_caster->GetObjectGuid();
data << uint32(strlen(sentName) + 1);
data << sentName;
data << uint8(0);
data << uint8(m_caster->GetTypeId() == TYPEID_PLAYER ? 0 : 1);
target->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 && !(m_targets.m_targetMask & TARGET_FLAG_TRADE_ITEM))
{ 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 (%s) has no item prototype", m_CastItem->GetGuidStr().c_str());
return;
}
bool expendable = false;
bool withoutCharges = false;
for (int i = 0; i < MAX_ITEM_PROTO_SPELLS; ++i)
{
if (proto->Spells[i].SpellId)
{
// item has limited charges
if (proto->Spells[i].SpellCharges)
{
if (proto->Spells[i].SpellCharges < 0 && !(proto->ExtraFlags & ITEM_EXTRA_NON_CONSUMABLE))
{ 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 == 1)
{ 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
ClearCastItem();
}
}
void Spell::TakePower()
{
if (m_CastItem || m_IsTriggeredSpell) // all triggered spells ignore power req
{ return; }
// health as power used
if (m_spellInfo->powerType == POWER_HEALTH)
{
m_caster->ModifyHealth(-(int32)m_powerCost);
return;
}
// the static data (m_spellInfo) should be checked elsewhere
// [+ZERO] actual DBC power values are 0..3 and uint32(-2)
Powers powerType = Powers(m_spellInfo->powerType);
bool hit = true;
for (uint8 j = 0; j < 3; ++j)
{
// Spell targets a single enemy
if (m_spellInfo->EffectImplicitTargetA[j] == TARGET_CHAIN_DAMAGE ||
m_spellInfo->EffectImplicitTargetA[j] == TARGET_CURRENT_ENEMY_COORDINATES)
{
if (m_caster->GetTypeId() == TYPEID_PLAYER)
{
if (powerType == POWER_ENERGY || powerType == POWER_RAGE)
for (std::list<TargetInfo>::iterator ihit = m_UniqueTargetInfo.begin(); ihit != m_UniqueTargetInfo.end(); ++ihit)
{
if (ihit->missCondition != SPELL_MISS_NONE)
{
hit = false;
}
break;
}
}
}
}
if (hit || m_spellInfo->AttributesEx & SPELL_ATTR_EX_REQ_TARGET_COMBO_POINTS || m_spellInfo->AttributesEx & SPELL_ATTR_EX_REQ_COMBO_POINTS)
m_caster->ModifyPower(powerType, -(int32)m_powerCost);
else
m_caster->ModifyPower(powerType, -(int32)m_powerCost / 5);
// Set the five second timer
if (powerType == POWER_MANA && m_powerCost > 0)
{ m_caster->SetLastManaUse(); }
}
void Spell::TakeAmmo()
{
if (m_attackType == RANGED_ATTACK && m_caster->GetTypeId() == TYPEID_PLAYER)
{
Item* pItem = ((Player*)m_caster)->GetWeaponForAttack(RANGED_ATTACK, true, false);
// wands don't have ammo
if (!pItem || pItem->GetProto()->SubClass == ITEM_SUBCLASS_WEAPON_WAND)
{ return; }
if (pItem->GetProto()->InventoryType == INVTYPE_THROWN)
{
if (pItem->GetMaxStackCount() == 1)
{
// decrease durability for non-stackable throw weapon
((Player*)m_caster)->DurabilityPointLossForEquipSlot(EQUIPMENT_SLOT_RANGED);
}
else
{
// decrease items amount for stackable throw weapon
uint32 count = 1;
((Player*)m_caster)->DestroyItemCount(pItem, count, true);
}
}
else if (uint32 ammo = ((Player*)m_caster)->GetUInt32Value(PLAYER_AMMO_ID))
{ ((Player*)m_caster)->DestroyItemCount(ammo, 1, true); }
}
}
void Spell::TakeReagents()
{
if (m_caster->GetTypeId() != TYPEID_PLAYER)
{ return; }
if (IgnoreItemRequirements()) // reagents used in triggered spell removed by original spell or don't must be removed.
{ return; }
Player* p_caster = (Player*)m_caster;
if (p_caster->CanNoReagentCast(m_spellInfo))
{ return; }
for (uint32 x = 0; x < MAX_SPELL_REAGENTS; ++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 < MAX_ITEM_PROTO_SPELLS; ++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()
{
if (m_UniqueTargetInfo.empty())
{ return; }
SpellThreatEntry const* threatEntry = sSpellMgr.GetSpellThreatEntry(m_spellInfo->Id);
if (!threatEntry || (!threatEntry->threat && threatEntry->ap_bonus == 0.0f))
{ return; }
float threat = threatEntry->threat;
if (threatEntry->ap_bonus != 0.0f)
{ threat += threatEntry->ap_bonus * m_caster->GetTotalAttackPowerValue(GetWeaponAttackType(m_spellInfo)); }
bool positive = true;
uint8 effectMask = 0;
for (int i = 0; i < MAX_EFFECT_INDEX; ++i)
if (m_spellInfo->Effect[i])
{ effectMask |= (1 << i); }
if (m_negativeEffectMask & effectMask)
{
// can only handle spells with clearly defined positive/negative effect, check at spell_threat loading probably not perfect
// so abort when only some effects are negative.
if ((m_negativeEffectMask & effectMask) != effectMask)
{
DEBUG_FILTER_LOG(LOG_FILTER_SPELL_CAST, "Spell %u, rank %u, is not clearly positive or negative, ignoring bonus threat", m_spellInfo->Id, sSpellMgr.GetSpellRank(m_spellInfo->Id));
return;
}
positive = false;
}
// before 2.0.1 threat from positive effects not dependent from targets amount
if (!positive)
{ threat /= m_UniqueTargetInfo.size(); }
for (TargetList::const_iterator ihit = m_UniqueTargetInfo.begin(); ihit != m_UniqueTargetInfo.end(); ++ihit)
{
if (ihit->missCondition != SPELL_MISS_NONE)
{ continue; }
Unit* target = m_caster->GetObjectGuid() == ihit->targetGUID ? m_caster : ObjectAccessor::GetUnit(*m_caster, ihit->targetGUID);
if (!target)
{ continue; }
// positive spells distribute threat among all units that are in combat with target, like healing
if (positive)
{
target->GetHostileRefManager().threatAssist(m_caster /*real_caster ??*/, threat, m_spellInfo);
}
// for negative spells threat gets distributed among affected targets
else
{
if (!target->CanHaveThreatList())
{ continue; }
target->AddThreat(m_caster, threat, false, GetSpellSchoolMask(m_spellInfo), m_spellInfo);
}
}
DEBUG_FILTER_LOG(LOG_FILTER_SPELL_CAST, "Spell %u added an additional %f threat for %s " SIZEFMTD " target(s)", m_spellInfo->Id, threat, positive ? "assisting" : "harming", m_UniqueTargetInfo.size());
}
void Spell::HandleEffects(Unit* pUnitTarget, Item* pItemTarget, GameObject* pGOTarget, SpellEffectIndex i, float DamageMultiplier)
{
unitTarget = pUnitTarget;
itemTarget = pItemTarget;
gameObjTarget = pGOTarget;
uint8 eff = m_spellInfo->Effect[i];
damage = int32(CalculateDamage(i, unitTarget) * DamageMultiplier);
DEBUG_FILTER_LOG(LOG_FILTER_SPELL_CAST, "Spell %u Effect%d : %u Targets: %s, %s, %s",
m_spellInfo->Id, i, eff,
unitTarget ? unitTarget->GetGuidStr().c_str() : "-",
itemTarget ? itemTarget->GetGuidStr().c_str() : "-",
gameObjTarget ? gameObjTarget->GetGuidStr().c_str() : "-");
if (eff < TOTAL_SPELL_EFFECTS)
{
(*this.*SpellEffects[eff])(i);
}
else
{
sLog.outError("WORLD: Spell FX %d > TOTAL_SPELL_EFFECTS ", eff);
}
}
void Spell::AddTriggeredSpell(uint32 spellId)
{
SpellEntry const* spellInfo = sSpellStore.LookupEntry(spellId);
if (!spellInfo)
{
sLog.outError("Spell::AddTriggeredSpell: unknown spell id %u used as triggred spell for spell %u)", spellId, m_spellInfo->Id);
return;
}
m_TriggerSpells.push_back(spellInfo);
}
void Spell::AddPrecastSpell(uint32 spellId)
{
SpellEntry const* spellInfo = sSpellStore.LookupEntry(spellId);
if (!spellInfo)
{
sLog.outError("Spell::AddPrecastSpell: unknown spell id %u used as pre-cast spell for spell %u)", spellId, m_spellInfo->Id);
return;
}
m_preCastSpells.push_back(spellInfo);
}
void Spell::CastTriggerSpells()
{
for (SpellInfoList::const_iterator si = m_TriggerSpells.begin(); si != m_TriggerSpells.end(); ++si)
{
bool _triggered = true;
// ignore triggered status for certain spells
switch ((*si)->Id)
{
case 13181: // Gnomish MC cap
case 20578: // Cannibalize healing effect
_triggered = false;
break;
default:
break;
}
Spell* spell = new Spell(m_caster, (*si), _triggered, m_originalCasterGUID);
spell->prepare(&m_targets); // use original spell original targets
}
}
void Spell::CastPreCastSpells(Unit* target)
{
for (SpellInfoList::const_iterator si = m_preCastSpells.begin(); si != m_preCastSpells.end(); ++si)
{ m_caster->CastSpell(target, (*si), true, m_CastItem); }
}
Unit* Spell::GetPrefilledUnitTargetOrUnitTarget(SpellEffectIndex effIndex) const
{
for (TargetList::const_iterator itr = m_UniqueTargetInfo.begin(); itr != m_UniqueTargetInfo.end(); ++itr)
if (itr->effectMask & (1 << effIndex))
{ return m_caster->GetMap()->GetUnit(itr->targetGUID); }
return m_targets.getUnitTarget();
}
SpellCastResult Spell::CheckCast(bool strict)
{
// check cooldowns to prevent cheating (ignore passive spells, that client side visual only)
if (m_caster->GetTypeId() == TYPEID_PLAYER && !m_spellInfo->HasAttribute(SPELL_ATTR_PASSIVE) &&
((Player*)m_caster)->HasSpellCooldown(m_spellInfo->Id))
{
if (m_triggeredByAuraSpell)
{ return SPELL_FAILED_DONT_REPORT; }
else
{ return SPELL_FAILED_NOT_READY; }
}
// check global cooldown
if (strict && !m_IsTriggeredSpell && HasGlobalCooldown())
{ 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; }
if (!m_IsTriggeredSpell && IsNonCombatSpell(m_spellInfo) &&
m_caster->IsInCombat())
{ return SPELL_FAILED_AFFECTING_COMBAT; }
if (m_caster->GetTypeId() == TYPEID_PLAYER && !((Player*)m_caster)->isGameMaster() &&
sWorld.getConfig(CONFIG_BOOL_VMAP_INDOOR_CHECK) &&
VMAP::VMapFactory::createOrGetVMapManager()->isLineOfSightCalcEnabled())
{
if (m_spellInfo->HasAttribute(SPELL_ATTR_OUTDOORS_ONLY) &&
!m_caster->GetMap()->GetTerrain()->IsOutdoors(m_caster->GetPositionX(), m_caster->GetPositionY(), m_caster->GetPositionZ()))
{ return SPELL_FAILED_ONLY_OUTDOORS; }
if (m_spellInfo->HasAttribute(SPELL_ATTR_INDOORS_ONLY) &&
m_caster->GetMap()->GetTerrain()->IsOutdoors(m_caster->GetPositionX(), m_caster->GetPositionY(), m_caster->GetPositionZ()))
{ return SPELL_FAILED_ONLY_INDOORS; }
}
// only check at first call, Stealth auras are already removed at second call
// for now, ignore triggered spells
if (strict && !m_IsTriggeredSpell)
{
// Can not be used in this stance/form
SpellCastResult shapeError = GetErrorAtShapeshiftedCast(m_spellInfo, m_caster->GetShapeshiftForm());
if (shapeError != SPELL_CAST_OK)
{ return shapeError; }
if (m_spellInfo->HasAttribute(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_CANT_DO_THAT_YET; }
if (m_caster->GetTypeId() == TYPEID_PLAYER)
{
// cancel autorepeat spells if cast start when moving
// (not wand currently autorepeat cast delayed to moving stop anyway in spell update code)
if (((Player*)m_caster)->isMoving())
{
// skip stuck spell to allow use it in falling case and apply spell limitations at movement
if ((!((Player*)m_caster)->m_movementInfo.HasMovementFlag(MOVEFLAG_FALLINGFAR) || m_spellInfo->Effect[EFFECT_INDEX_0] != SPELL_EFFECT_STUCK) &&
(IsAutoRepeat() || (m_spellInfo->AuraInterruptFlags & AURA_INTERRUPT_FLAG_NOT_SEATED) != 0))
{ return SPELL_FAILED_MOVING; }
}
if (!m_IsTriggeredSpell && NeedsComboPoints(m_spellInfo) &&
(!m_targets.getUnitTarget() || m_targets.getUnitTarget()->GetObjectGuid() != ((Player*)m_caster)->GetComboTargetGuid()))
// warrior not have real combo-points at client side but use this way for mark allow Overpower use
{ return m_caster->getClass() == CLASS_WARRIOR ? SPELL_FAILED_CANT_DO_THAT_YET : SPELL_FAILED_NO_COMBO_POINTS; }
// Loatheb Corrupted Mind spell failed
switch(m_spellInfo->SpellFamilyName)
{
case SPELLFAMILY_DRUID:
case SPELLFAMILY_PRIEST:
case SPELLFAMILY_SHAMAN:
case SPELLFAMILY_PALADIN:
{
if (m_spellInfo->HasSpellEffect(SPELL_EFFECT_HEAL) || IsSpellHaveAura(m_spellInfo, SPELL_AURA_PERIODIC_HEAL) ||
m_spellInfo->HasSpellEffect(SPELL_EFFECT_DISPEL))
{
Unit::AuraList const& auraClassScripts = m_caster->GetAurasByType(SPELL_AURA_OVERRIDE_CLASS_SCRIPTS);
for (Unit::AuraList::const_iterator itr = auraClassScripts.begin(); itr != auraClassScripts.end();)
{
if ((*itr)->GetModifier()->m_miscvalue == 4327)
{
return SPELL_FAILED_FIZZLE;
}
else
++itr;
}
}
}
}
}
if (Unit* target = m_targets.getUnitTarget())
{
//Soothe animal
bool foundSootheAnimal = true; //will be set to false in the default case
switch (m_spellInfo->Id)
{
case 9901:
case 8955:
case 2908:
break;
default:
foundSootheAnimal = false;
break;
}
//Perhaps this should be done for all spells?
if (foundSootheAnimal)
if (target->getLevel() > m_spellInfo->MaxTargetLevel)
{ return SPELL_FAILED_HIGHLEVEL; }
// Swiftmend
if (m_spellInfo->Id == 18562) // future versions have special aura state for this
{
if (!target->GetAura(SPELL_AURA_PERIODIC_HEAL, SPELLFAMILY_DRUID, UI64LIT(0x50)))
{ return SPELL_FAILED_TARGET_AURASTATE; }
}
// Tame Beast trigger
if (m_spellInfo->Id == 1515)
{
SpellCastResult castResult = CanTameUnit(false);
if (castResult != SPELL_CAST_OK)
{ return castResult; }
}
// give error message when applying lower hot rank to higher hot rank on target
if (!m_spellInfo->HasSpellEffect(SPELL_EFFECT_HEAL) && IsSpellHaveAura(m_spellInfo, SPELL_AURA_PERIODIC_HEAL))
{
Unit::AuraList const& mPeriodicHeal = target->GetAurasByType(SPELL_AURA_PERIODIC_HEAL);
for (Unit::AuraList::const_iterator i = mPeriodicHeal.begin(); i != mPeriodicHeal.end(); ++i)
{
if ((*i)->GetSpellProto()->SpellFamilyName == m_spellInfo->SpellFamilyName)
if (m_spellInfo->IsFitToFamilyMask((*i)->GetSpellProto()->SpellFamilyFlags))
if (CompareAuraRanks(m_spellInfo->Id, (*i)->GetSpellProto()->Id) < 0)
{ return SPELL_FAILED_MORE_POWERFUL_SPELL_ACTIVE; }
}
}
if (!(m_spellInfo->SpellFamilyName == SPELLFAMILY_WARRIOR && m_spellInfo->SpellFamilyFlags & UI64LIT(0x100000000))) // the Shield Slam does not depend on its dispel effect
{
// Fill possible dispel list
bool isDispell = false;
bool isEmpty = true;
// As of Patch 1.10.0, dispel effects now check if there is something to dispel first
for (int i = 0; i < MAX_EFFECT_INDEX; ++i)
{
// Dispell Magic
switch (m_spellInfo->Effect[i])
{
case SPELL_EFFECT_DISPEL:
{
// It is a dispell spell
isDispell = true;
// Create dispel mask by dispel type
uint32 dispel_type = m_spellInfo->EffectMiscValue[i];
uint32 dispelMask = GetDispellMask(DispelType(dispel_type));
Unit::SpellAuraHolderMap const& auras = target->GetSpellAuraHolderMap();
for (Unit::SpellAuraHolderMap::const_iterator itr = auras.begin(); itr != auras.end(); ++itr)
{
SpellAuraHolder* holder = itr->second;
uint32 disp = (1 << holder->GetSpellProto()->Dispel);
if (disp & dispelMask)
{
if (holder->GetSpellProto()->Dispel == DISPEL_MAGIC)
{
bool positive = true;
if (!holder->IsPositive())
{
positive = false;
}
else
{
positive = (holder->GetSpellProto()->AttributesEx & SPELL_ATTR_EX_NEGATIVE) == 0;
}
// do not remove positive auras if friendly target
// negative auras if non-friendly target
if (positive == target->IsFriendlyTo(m_caster))
{
continue;
}
}
isEmpty = false;
break;
}
}
break;
}
}
}
// Ok if exist some buffs for dispel try dispel it
if (isDispell &&
isEmpty)
{
return SPELL_FAILED_NOTHING_TO_DISPEL;
}
}
if (!m_IsTriggeredSpell && IsDeathOnlySpell(m_spellInfo) && target->IsAlive())
{ return SPELL_FAILED_TARGET_NOT_DEAD; }
// totem immunity for channeled spells(needs to be before spell cast)
// spell attribs for player channeled spells
if (m_spellInfo->HasAttribute(SPELL_ATTR_EX_UNK14)
&& target->GetTypeId() == TYPEID_UNIT
&& ((Creature*)target)->IsTotem())
{ return SPELL_FAILED_IMMUNE; }
// Power Infusion: As of patch 1.10, this is no longer usable if the target
// has Arcane Power aura from mage.
if (m_spellInfo->Id == 10060) // 10060 = Power Infusion
{
if (target->HasAura(12042)) // 12042 = Arcane Power
{
return SPELL_FAILED_MORE_POWERFUL_SPELL_ACTIVE;
}
}
bool non_caster_target = target != m_caster && !IsSpellWithCasterSourceTargetsOnly(m_spellInfo);
if (non_caster_target)
{
// Not allow casting on flying player
if (target->IsTaxiFlying())
{ return SPELL_FAILED_BAD_TARGETS; }
if (!m_IsTriggeredSpell && !DisableMgr::IsDisabledFor(DISABLE_TYPE_SPELL, m_spellInfo->Id, NULL, SPELL_DISABLE_LOS) && 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 && !m_CastItem && !m_IsTriggeredSpell)
{
// spell expected to be auto-downranking in cast handle, so must be same
if (m_spellInfo != sSpellMgr.SelectAuraRankForLevel(m_spellInfo, target->getLevel()))
{ return SPELL_FAILED_LOWLEVEL; }
}
if (strict && m_spellInfo->HasAttribute(SPELL_ATTR_EX3_TARGET_ONLY_PLAYER) && target->GetTypeId() != TYPEID_PLAYER && !IsAreaOfEffectSpell(m_spellInfo))
{ return SPELL_FAILED_BAD_TARGETS; }
}
else if (m_caster == target)
{
if (m_caster->GetTypeId() == TYPEID_PLAYER && m_caster->IsInWorld())
{
// Additional check for some spells
// If 0 spell effect empty - client not send target data (need use selection)
// TODO: check it on next client version
if (m_targets.m_targetMask == TARGET_FLAG_SELF &&
m_spellInfo->EffectImplicitTargetA[EFFECT_INDEX_1] == TARGET_CHAIN_DAMAGE)
{
target = m_caster->GetMap()->GetUnit(((Player*)m_caster)->GetSelectionGuid());
if (!target)
{ return SPELL_FAILED_BAD_TARGETS; }
// Arcane Missile self cast forbidden
if (m_spellInfo->SpellFamilyName == SPELLFAMILY_MAGE &&
m_spellInfo->SpellFamilyFlags & UI64LIT(0x00000800) &&
m_caster == target)
{ return SPELL_FAILED_BAD_TARGETS; }
// Gnomish Death Ray self cast forbidden
if (m_spellInfo->Id == 13278 && m_caster == target)
{ return SPELL_FAILED_BAD_TARGETS; }
m_targets.setUnitTarget(target);
}
}
// Some special spells with non-caster only mode
// Fire Shield
if (m_spellInfo->SpellFamilyName == SPELLFAMILY_WARLOCK &&
m_spellInfo->SpellIconID == 16)
{ return SPELL_FAILED_BAD_TARGETS; }
}
// check pet presents
for (int j = 0; j < MAX_EFFECT_INDEX; ++j)
{
if (m_spellInfo->EffectImplicitTargetA[j] == TARGET_PET)
{
Pet* pet = m_caster->GetPet();
if (!pet)
{
if (m_triggeredByAuraSpell) // not report pet not existence for triggered spells
{ return SPELL_FAILED_DONT_REPORT; }
else
{ return SPELL_FAILED_NO_PET; }
}
else if (!pet->IsAlive())
{ return SPELL_FAILED_TARGETS_DEAD; }
break;
}
}
// check creature type
// ignore self casts (including area casts when caster selected as target)
if (non_caster_target)
{
if (!CheckTargetCreatureType(target))
{
if (target->GetTypeId() == TYPEID_PLAYER)
{ return SPELL_FAILED_TARGET_IS_PLAYER; }
else
{ return SPELL_FAILED_BAD_TARGETS; }
}
// simple cases
bool explicit_target_mode = false;
bool target_hostile = false;
bool target_hostile_checked = false;
bool target_friendly = false;
bool target_friendly_checked = false;
for (int k = 0; k < MAX_EFFECT_INDEX; ++k)
{
if (IsExplicitPositiveTarget(m_spellInfo->EffectImplicitTargetA[k]))
{
if (!target_hostile_checked)
{
target_hostile_checked = true;
target_hostile = m_caster->IsHostileTo(target);
}
if (target_hostile)
{ return SPELL_FAILED_BAD_TARGETS; }
explicit_target_mode = true;
}
else if (IsExplicitNegativeTarget(m_spellInfo->EffectImplicitTargetA[k]))
{
if (!target_friendly_checked)
{
target_friendly_checked = true;
target_friendly = m_caster->IsFriendlyTo(target);
}
if (target_friendly)
{ return SPELL_FAILED_BAD_TARGETS; }
explicit_target_mode = true;
}
}
// 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 (!explicit_target_mode && 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 (!target_hostile_checked)
{
target_hostile_checked = true;
target_hostile = m_caster->IsHostileTo(target);
}
if (target_hostile)
{ return SPELL_FAILED_BAD_TARGETS; }
}
else
{
if (!target_friendly_checked)
{
target_friendly_checked = true;
target_friendly = m_caster->IsFriendlyTo(target);
}
if (target_friendly)
{ return SPELL_FAILED_BAD_TARGETS; }
}
}
}
if (IsPositiveSpell(m_spellInfo->Id))
if (target->IsImmuneToSpell(m_spellInfo, target == m_caster))
{ return SPELL_FAILED_TARGET_AURASTATE; }
// Must be behind the target.
if (m_spellInfo->AttributesEx2 == SPELL_ATTR_EX2_UNK20 && m_spellInfo->HasAttribute(SPELL_ATTR_EX_UNK9) && target->HasInArc(M_PI_F, m_caster))
{
SendInterrupted(2);
return SPELL_FAILED_NOT_BEHIND;
}
// Target must be facing you.
if ((m_spellInfo->Attributes == (SPELL_ATTR_UNK4 | SPELL_ATTR_NOT_SHAPESHIFT | SPELL_ATTR_UNK18 | SPELL_ATTR_STOP_ATTACK_TARGET)) && !target->HasInArc(M_PI_F, m_caster))
{
SendInterrupted(2);
return SPELL_FAILED_NOT_INFRONT;
}
// check if target is in combat
if (non_caster_target && m_spellInfo->HasAttribute(SPELL_ATTR_EX_NOT_IN_COMBAT_TARGET) && target->IsInCombat())
{ return SPELL_FAILED_TARGET_AFFECTING_COMBAT; }
// check if target is affected by Spirit of Redemption (Aura: 27827)
if (target->HasAuraType(SPELL_AURA_SPIRIT_OF_REDEMPTION))
{ return SPELL_FAILED_BAD_TARGETS; }
}
// zone check
uint32 zone, area;
m_caster->GetZoneAndAreaId(zone, area);
SpellCastResult locRes = sSpellMgr.GetSpellAllowedInLocationError(m_spellInfo, m_caster->GetMapId(), zone, area,
m_caster->GetCharmerOrOwnerPlayerOrPlayerItself());
if (locRes != SPELL_CAST_OK)
{ return locRes; }
// 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) && !m_spellInfo->HasAttribute(SPELL_ATTR_CASTABLE_WHILE_MOUNTED))
{
if (m_caster->IsTaxiFlying())
{ return SPELL_FAILED_NOT_ON_TAXI; }
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))
{
SpellCastResult castResult = CheckItems();
if (castResult != SPELL_CAST_OK)
{ return castResult; }
}
// Database based targets from spell_target_script
if (m_UniqueTargetInfo.empty()) // skip second CheckCast apply (for delayed spells for example)
{
for (int j = 0; j < MAX_EFFECT_INDEX; ++j)
{
if (m_spellInfo->EffectImplicitTargetA[j] == TARGET_SCRIPT ||
m_spellInfo->EffectImplicitTargetB[j] == TARGET_SCRIPT ||
m_spellInfo->EffectImplicitTargetA[j] == TARGET_SCRIPT_COORDINATES ||
m_spellInfo->EffectImplicitTargetB[j] == TARGET_SCRIPT_COORDINATES ||
m_spellInfo->EffectImplicitTargetA[j] == TARGET_FOCUS_OR_SCRIPTED_GAMEOBJECT ||
m_spellInfo->EffectImplicitTargetB[j] == TARGET_FOCUS_OR_SCRIPTED_GAMEOBJECT)
{
SQLMultiStorage::SQLMSIteratorBounds<SpellTargetEntry> bounds = sSpellScriptTargetStorage.getBounds<SpellTargetEntry>(m_spellInfo->Id);
if (bounds.first == bounds.second)
{
if (m_spellInfo->EffectImplicitTargetA[j] == TARGET_SCRIPT || m_spellInfo->EffectImplicitTargetB[j] == TARGET_SCRIPT)
{ sLog.outErrorDb("Spell entry %u, effect %i has EffectImplicitTargetA/EffectImplicitTargetB = TARGET_SCRIPT, but creature are not defined in `spell_script_target`", m_spellInfo->Id, j); }
if (m_spellInfo->EffectImplicitTargetA[j] == TARGET_SCRIPT_COORDINATES || m_spellInfo->EffectImplicitTargetB[j] == TARGET_SCRIPT_COORDINATES)
{ sLog.outErrorDb("Spell entry %u, effect %i has EffectImplicitTargetA/EffectImplicitTargetB = TARGET_SCRIPT_COORDINATES, but gameobject or creature are not defined in `spell_script_target`", m_spellInfo->Id, j); }
if (m_spellInfo->EffectImplicitTargetA[j] == TARGET_FOCUS_OR_SCRIPTED_GAMEOBJECT || m_spellInfo->EffectImplicitTargetB[j] == TARGET_FOCUS_OR_SCRIPTED_GAMEOBJECT)
{ sLog.outErrorDb("Spell entry %u, effect %i has EffectImplicitTargetA/EffectImplicitTargetB = TARGET_FOCUS_OR_SCRIPTED_GAMEOBJECT, but gameobject are not defined in `spell_script_target`", m_spellInfo->Id, j); }
}
SpellRangeEntry const* srange = sSpellRangeStore.LookupEntry(m_spellInfo->rangeIndex);
float range = GetSpellMaxRange(srange);
// override range with default when it's not provided
if (!range)
{ range = m_caster->GetMap()->IsDungeon() ? DEFAULT_VISIBILITY_INSTANCE : DEFAULT_VISIBILITY_DISTANCE; }
Creature* targetExplicit = NULL; // used for cases where a target is provided (by script for example)
Creature* creatureScriptTarget = NULL;
GameObject* goScriptTarget = NULL;
for (SQLMultiStorage::SQLMultiSIterator<SpellTargetEntry> i_spellST = bounds.first; i_spellST != bounds.second; ++i_spellST)
{
if (i_spellST->CanNotHitWithSpellEffect(SpellEffectIndex(j)))
{ continue; }
switch (i_spellST->type)
{
case SPELL_TARGET_TYPE_GAMEOBJECT:
{
GameObject* p_GameObject = NULL;
if (i_spellST->targetEntry)
{
MaNGOS::NearestGameObjectEntryInObjectRangeCheck go_check(*m_caster, i_spellST->targetEntry, range);
MaNGOS::GameObjectLastSearcher<MaNGOS::NearestGameObjectEntryInObjectRangeCheck> checker(p_GameObject, go_check);
Cell::VisitGridObjects(m_caster, checker, range);
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;
// check if explicit target is provided and check it up against database valid target entry/state
if (Unit* pTarget = m_targets.getUnitTarget())
{
if (pTarget->GetTypeId() == TYPEID_UNIT && pTarget->GetEntry() == i_spellST->targetEntry)
{
if (i_spellST->type == SPELL_TARGET_TYPE_DEAD && ((Creature*)pTarget)->IsCorpse())
{
// always use spellMaxRange, in case GetLastRange returned different in a previous pass
if (pTarget->IsWithinDistInMap(m_caster, GetSpellMaxRange(srange)))
{ targetExplicit = (Creature*)pTarget; }
}
else if (i_spellST->type == SPELL_TARGET_TYPE_CREATURE && pTarget->IsAlive())
{
// always use spellMaxRange, in case GetLastRange returned different in a previous pass
if (pTarget->IsWithinDistInMap(m_caster, GetSpellMaxRange(srange)))
{ targetExplicit = (Creature*)pTarget; }
}
}
}
// no target provided or it was not valid, so use closest in range
if (!targetExplicit)
{
MaNGOS::NearestCreatureEntryWithLiveStateInObjectRangeCheck u_check(*m_caster, i_spellST->targetEntry, i_spellST->type != SPELL_TARGET_TYPE_DEAD, i_spellST->type == SPELL_TARGET_TYPE_DEAD, range);
MaNGOS::CreatureLastSearcher<MaNGOS::NearestCreatureEntryWithLiveStateInObjectRangeCheck> searcher(p_Creature, u_check);
// Visit all, need to find also Pet* objects
Cell::VisitAllObjects(m_caster, searcher, range);
range = u_check.GetLastRange();
}
// always prefer provided target if it's valid
if (targetExplicit)
{ creatureScriptTarget = targetExplicit; }
else if (p_Creature)
{ creatureScriptTarget = p_Creature; }
if (creatureScriptTarget)
{ goScriptTarget = NULL; }
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->Effect[j] != SPELL_EFFECT_PERSISTENT_AREA_AURA)
{ AddUnitTarget(creatureScriptTarget, SpellEffectIndex(j)); }
}
// store explicit target for TARGET_SCRIPT
else
{
if (m_spellInfo->EffectImplicitTargetA[j] == TARGET_SCRIPT ||
m_spellInfo->EffectImplicitTargetB[j] == TARGET_SCRIPT)
{ AddUnitTarget(creatureScriptTarget, SpellEffectIndex(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->Effect[j] != SPELL_EFFECT_PERSISTENT_AREA_AURA)
{ AddGOTarget(goScriptTarget, SpellEffectIndex(j)); }
}
// store explicit target for TARGET_FOCUS_OR_SCRIPTED_GAMEOBJECT
else
{
if (m_spellInfo->EffectImplicitTargetA[j] == TARGET_FOCUS_OR_SCRIPTED_GAMEOBJECT ||
m_spellInfo->EffectImplicitTargetB[j] == TARGET_FOCUS_OR_SCRIPTED_GAMEOBJECT)
{ AddGOTarget(goScriptTarget, SpellEffectIndex(j)); }
}
}
// Missing DB Entry or targets for this spellEffect.
else
{
/* For TARGET_FOCUS_OR_SCRIPTED_GAMEOBJECT makes DB targets optional not required for now
* TODO: Makes more research for this target type
*/
if (m_spellInfo->EffectImplicitTargetA[j] != TARGET_FOCUS_OR_SCRIPTED_GAMEOBJECT)
{
// 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 (!m_IsTriggeredSpell)
{
SpellCastResult castResult = CheckRange(strict);
if (castResult != SPELL_CAST_OK)
{
return castResult;
}
if (Unit* target = m_targets.getUnitTarget())
{
if (m_caster->GetTypeId() == TYPEID_PLAYER &&
(sSpellMgr.GetSpellFacingFlag(m_spellInfo->Id) & SPELL_FACING_FLAG_INFRONT) &&
!m_caster->HasInArc(M_PI_F, target))
{
return SPELL_FAILED_UNIT_NOT_INFRONT;
}
}
}
{
SpellCastResult castResult = CheckPower();
if (castResult != SPELL_CAST_OK)
{ return castResult; }
}
if (!m_IsTriggeredSpell) // triggered spell not affected by stun/etc
{
SpellCastResult castResult = CheckCasterAuras();
if (castResult != SPELL_CAST_OK)
{ return castResult; }
}
for (int i = 0; i < MAX_EFFECT_INDEX; ++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->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_F, m_targets.getUnitTarget()))
{ return SPELL_FAILED_UNIT_NOT_INFRONT; }
}
break;
}
case SPELL_EFFECT_DISTRACT: // All nearby enemies must not be in combat
{
if (m_targets.m_targetMask & (TARGET_FLAG_DEST_LOCATION | TARGET_FLAG_SOURCE_LOCATION))
{
UnitList targetsCombat;
float radius = GetSpellRadius(sSpellRadiusStore.LookupEntry(m_spellInfo->EffectRadiusIndex[i]));
FillAreaTargets(targetsCombat, radius, PUSH_DEST_CENTER, SPELL_TARGETS_AOE_DAMAGE);
if (targetsCombat.empty())
{ break; }
for (UnitList::iterator itr = targetsCombat.begin(); itr != targetsCombat.end(); ++itr)
if ((*itr)->IsInCombat())
{ return SPELL_FAILED_TARGET_IN_COMBAT; }
}
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; }
}
// Conflagrate
else if (m_spellInfo->SpellFamilyName == SPELLFAMILY_WARLOCK && m_spellInfo->SpellFamilyFlags & UI64LIT(0x0000000000000200))
{
if (!m_targets.getUnitTarget())
{ return SPELL_FAILED_BAD_IMPLICIT_TARGETS; }
// for caster applied auras only
bool found = false;
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)->GetCasterGuid() == m_caster->GetObjectGuid() &&
// Immolate
((*i)->GetSpellProto()->SpellFamilyFlags & UI64LIT(0x0000000000000004)))
{
found = true;
break;
}
}
if (!found)
{ return SPELL_FAILED_TARGET_AURASTATE; }
}
break;
}
case SPELL_EFFECT_TAMECREATURE:
{
if (m_triggeredBySpellInfo == NULL)
{
SpellCastResult castResult = CanTameUnit(true);
if (castResult != SPELL_CAST_OK)
{ return castResult; }
}
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)
{ return SPELL_FAILED_BAD_TARGETS; }
Item* foodItem = m_targets.getItemTarget();
if (!foodItem)
{ return SPELL_FAILED_BAD_TARGETS; }
Pet* pet = m_caster->GetPet();
if (!pet)
{ return SPELL_FAILED_NO_PET; }
if (!pet->HaveInDiet(foodItem->GetProto()))
{ return SPELL_FAILED_WRONG_PET_FOOD; }
if (!pet->GetCurrentFoodBenefitLevel(foodItem->GetProto()->ItemLevel))
{ return SPELL_FAILED_FOOD_LOWLEVEL; }
if (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 && int32(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()->HasFlag(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->lootForSkin || !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_SKILL_NOT_HIGH_ENOUGH; }
// 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_caster->GetTypeId() != TYPEID_PLAYER) // only players can open locks, gather etc.
{ return SPELL_FAILED_BAD_TARGETS; }
// we need a go target in case of TARGET_GAMEOBJECT (for other targets acceptable GO and items)
if (m_spellInfo->EffectImplicitTargetA[i] == TARGET_GAMEOBJECT)
{
if (!m_targets.getGOTarget())
{ return SPELL_FAILED_BAD_TARGETS; }
}
// get the lock entry
uint32 lockId = 0;
if (GameObject* go = m_targets.getGOTarget())
{
// Prevent opening two times a chest in same time.
if (go->GetGoType() == GAMEOBJECT_TYPE_CHEST && go->GetGoState() == GO_STATE_ACTIVE)
{ return SPELL_FAILED_CHEST_IN_USE; }
// In BattleGround players can use only flags and banners
if (((Player*)m_caster)->InBattleGround() &&
!((Player*)m_caster)->CanUseBattleGroundObject())
{ return SPELL_FAILED_TRY_AGAIN; }
lockId = go->GetGOInfo()->GetLockId();
if (!lockId)
{ return SPELL_FAILED_ALREADY_OPEN; }
}
else if (Item* item = m_targets.getItemTarget())
{
// not own (trade?)
if (item->GetOwner() != m_caster)
{ return SPELL_FAILED_ITEM_GONE; }
lockId = item->GetProto()->LockID;
// if already unlocked
if (!lockId || item->HasFlag(ITEM_FIELD_FLAGS, ITEM_DYNFLAG_UNLOCKED))
{ return SPELL_FAILED_ALREADY_OPEN; }
}
else
{ return SPELL_FAILED_BAD_TARGETS; }
SkillType skillId = SKILL_NONE;
int32 reqSkillValue = 0;
int32 skillValue = 0;
// check lock compatibility
SpellCastResult res = CanOpenLock(SpellEffectIndex(i), lockId, skillId, reqSkillValue, skillValue);
if (res != SPELL_CAST_OK)
{ return res; }
// chance for fail at orange mining/herb/LockPicking gathering attempt
// second check prevent fail at rechecks
// Check must be executed at the end of the cast.
if (m_executedCurrently && skillId != SKILL_NONE)
{
bool canFailAtMax = skillId != SKILL_HERBALISM && skillId != SKILL_MINING;
// chance for failure in orange gather / lockpick (gathering skill can't fail at maxskill)
if ((canFailAtMax || skillValue < sWorld.GetConfigMaxSkillValue()) && reqSkillValue > irand(skillValue - 25, skillValue + 37))
{ return SPELL_FAILED_TRY_AGAIN; }
}
break;
}
case SPELL_EFFECT_SUMMON_DEAD_PET:
{
Creature* pet = m_caster->GetPet();
if (pet && pet->IsAlive())
{ return SPELL_FAILED_ALREADY_HAVE_SUMMON; }
if (!pet)
{
if (Player* player = m_caster->ToPlayer())
{
PetDatabaseStatus status = Pet::GetStatusFromDB(player);
if (status == PET_DB_NO_PET)
return SPELL_FAILED_NO_PET;
else if (status == PET_DB_ALIVE)
return SPELL_FAILED_TARGET_NOT_DEAD;
}
else
{
return SPELL_FAILED_NO_PET;
}
}
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:
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:
{
Player* plr = m_caster->ToPlayer();
if (m_caster->GetPetGuid()) // let warlock do a replacement summon
{
Pet* pet = m_caster->GetPet();
if (plr && m_caster->getClass() != CLASS_WARLOCK)
{ return SPELL_FAILED_ALREADY_HAVE_SUMMON; }
}
if (m_caster->GetCharmGuid())
{ return SPELL_FAILED_ALREADY_HAVE_CHARM; }
if (plr)
{
PetDatabaseStatus status = Pet::GetStatusFromDB(plr);
if (status == PET_DB_DEAD)
return SPELL_FAILED_TARGETS_DEAD;
else if ((plr->getClass() == CLASS_HUNTER) && (status == PET_DB_NO_PET))
return SPELL_FAILED_NO_PET;
}
break;
}
case SPELL_EFFECT_SUMMON_PLAYER:
{
if (m_caster->GetTypeId() != TYPEID_PLAYER)
{ return SPELL_FAILED_BAD_TARGETS; }
if (!((Player*)m_caster)->GetSelectionGuid())
{ return SPELL_FAILED_BAD_TARGETS; }
Player* target = sObjectMgr.GetPlayer(((Player*)m_caster)->GetSelectionGuid());
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:
{
if (!m_caster || m_caster->IsTaxiFlying())
return SPELL_FAILED_NOT_ON_TAXI;
// Blink has leap first and then removing of auras with root effect
// need further research with this
if (m_spellInfo->Effect[i] != SPELL_EFFECT_LEAP)
{
if (m_caster->hasUnitState(UNIT_STAT_ROOT))
return SPELL_FAILED_ROOTED;
}
if (m_caster->GetTypeId() == TYPEID_PLAYER)
{
if (((Player*)m_caster)->HasMovementFlag(MOVEFLAG_ONTRANSPORT))
return SPELL_FAILED_NOT_ON_TRANSPORT;
// not allow use this effect at battleground until battleground start
if (BattleGround const* bg = ((Player*)m_caster)->GetBattleGround())
if (bg->GetStatus() != STATUS_IN_PROGRESS)
return SPELL_FAILED_TRY_AGAIN;
}
break;
}
default: break;
}
}
for (int i = 0; i < MAX_EFFECT_INDEX; ++i)
{
// Do not check in case of junk in DBC
if (!IsAuraApplyEffect(m_spellInfo, SpellEffectIndex(i)))
{ continue; }
// Possible Unit-target for the spell
Unit* expectedTarget = GetPrefilledUnitTargetOrUnitTarget(SpellEffectIndex(i));
switch (m_spellInfo->EffectApplyAuraName[i])
{
case SPELL_AURA_MOD_POSSESS:
{
if (m_caster->GetTypeId() != TYPEID_PLAYER)
{ return SPELL_FAILED_UNKNOWN; }
if (expectedTarget == m_caster)
{ 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; }
if (m_caster->GetCharmerGuid())
{ return SPELL_FAILED_CHARMED; }
if (!expectedTarget)
{ return SPELL_FAILED_BAD_IMPLICIT_TARGETS; }
if (expectedTarget->GetCharmerGuid())
{ return SPELL_FAILED_CHARMED; }
if (int32(expectedTarget->getLevel()) > CalculateDamage(SpellEffectIndex(i), expectedTarget))
{ return SPELL_FAILED_HIGHLEVEL; }
break;
}
case SPELL_AURA_MOD_CHARM:
{
if (expectedTarget == m_caster)
{ 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; }
if (m_caster->GetCharmerGuid())
{ return SPELL_FAILED_CHARMED; }
if (!expectedTarget)
{ return SPELL_FAILED_BAD_IMPLICIT_TARGETS; }
if (expectedTarget->GetCharmerGuid())
{ return SPELL_FAILED_CHARMED; }
if (int32(expectedTarget->getLevel()) > CalculateDamage(SpellEffectIndex(i), expectedTarget))
{ return SPELL_FAILED_HIGHLEVEL; }
break;
}
case SPELL_AURA_MOD_POSSESS_PET:
{
if (m_caster->GetTypeId() != TYPEID_PLAYER)
{ return SPELL_FAILED_UNKNOWN; }
if (m_caster->GetCharmGuid())
{ return SPELL_FAILED_ALREADY_HAVE_CHARM; }
if (m_caster->GetCharmerGuid())
{ return SPELL_FAILED_CHARMED; }
Pet* pet = m_caster->GetPet();
if (!pet)
{ return SPELL_FAILED_NO_PET; }
if (pet->GetCharmerGuid())
{ return SPELL_FAILED_CHARMED; }
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; }
/// Specific case for Temple of Ahn'Qiraj mounts as they are usable only in AQ40 and are the only mounts allowed here
/// TBC and above handle this by using m_spellInfo->AreaId
bool isAQ40Mounted = false;
switch (m_spellInfo->Id)
{
case 25863: // spell used by ingame item for Black Qiraji mount (legendary reward)
case 26655: // spells also related to Black Qiraji mount but use/trigger unknown
case 26656:
case 31700:
if (m_caster->GetMapId() == 531)
isAQ40Mounted = true;
break;
case 25953: // spells of the 4 regular AQ40 mounts
case 26054:
case 26055:
case 26056:
if (m_caster->GetMapId() == 531)
{
isAQ40Mounted = true;
break;
}
else
return SPELL_FAILED_NOT_HERE;
default:
break;
}
// Ignore map check if spell have AreaId. AreaId already checked and this prevent special mount spells
if (!isAQ40Mounted && m_caster->GetTypeId() == TYPEID_PLAYER && !sMapStore.LookupEntry(m_caster->GetMapId())->IsMountAllowed() && !m_IsTriggeredSpell) //[-ZERO] && !m_spellInfo->AreaId)
{ return SPELL_FAILED_NO_MOUNTS_ALLOWED; }
if (m_caster->GetAreaId() == 35)
{ return SPELL_FAILED_NO_MOUNTS_ALLOWED; }
if (m_caster->IsInDisallowedMountForm())
{ return SPELL_FAILED_NOT_SHAPESHIFT; }
break;
}
case SPELL_AURA_RANGED_ATTACK_POWER_ATTACKER_BONUS:
{
if (!expectedTarget)
{ return SPELL_FAILED_BAD_IMPLICIT_TARGETS; }
// can be casted at non-friendly unit or own pet/charm
if (m_caster->IsFriendlyTo(expectedTarget))
{ return SPELL_FAILED_TARGET_FRIENDLY; }
break;
}
case SPELL_AURA_PERIODIC_MANA_LEECH:
{
if (!expectedTarget)
{ return SPELL_FAILED_BAD_IMPLICIT_TARGETS; }
if (m_caster->GetTypeId() != TYPEID_PLAYER || m_CastItem)
{ break; }
if (expectedTarget->GetPowerType() != POWER_MANA)
{ return SPELL_FAILED_BAD_TARGETS; }
break;
}
case SPELL_AURA_WATER_WALK:
{
if (!expectedTarget)
return SPELL_FAILED_BAD_IMPLICIT_TARGETS;
if (expectedTarget->GetTypeId() == TYPEID_PLAYER)
{
Player const* player = static_cast<Player const*>(expectedTarget);
// Player is not allowed to cast water walk on shapeshifted/mounted player
if (player->GetShapeshiftForm() != FORM_NONE || player->IsMounted())
{ return SPELL_FAILED_BAD_TARGETS; }
}
}
default:
break;
}
}
// check trade slot case (last, for allow catch any another cast problems)
if (m_targets.m_targetMask & TARGET_FLAG_TRADE_ITEM)
{
if (m_caster->GetTypeId() != TYPEID_PLAYER)
{ return SPELL_FAILED_NOT_TRADING; }
Player* pCaster = ((Player*)m_caster);
TradeData* my_trade = pCaster->GetTradeData();
if (!my_trade)
{ return SPELL_FAILED_NOT_TRADING; }
TradeSlots slot = TradeSlots(m_targets.getItemTargetGuid().GetRawValue());
if (slot != TRADE_SLOT_NONTRADED)
{ return SPELL_FAILED_ITEM_NOT_READY; }
// if trade not complete then remember it in trade data
if (!my_trade->IsInAcceptProcess())
{
// Spell will be casted at completing the trade. Silently ignore at this place
my_trade->SetSpell(m_spellInfo->Id, m_CastItem);
return SPELL_FAILED_DONT_REPORT;
}
}
// all ok
return SPELL_CAST_OK;
}
SpellCastResult Spell::CheckPetCast(Unit* target)
{
if (!m_caster->IsAlive())
{ return SPELL_FAILED_CASTER_DEAD; }
if (m_caster->IsNonMeleeSpellCasted(false)) // prevent spellcast interruption 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 (int i = 0; i < MAX_EFFECT_INDEX; ++i)
{
if (m_spellInfo->EffectImplicitTargetA[i] == TARGET_CHAIN_DAMAGE ||
m_spellInfo->EffectImplicitTargetA[i] == TARGET_SINGLE_FRIEND ||
m_spellInfo->EffectImplicitTargetA[i] == TARGET_SINGLE_FRIEND_2 ||
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->IsTargetableForAttack())
{ return SPELL_FAILED_BAD_TARGETS; } // guessed error
if (IsPositiveSpell(m_spellInfo->Id))
{
if (m_caster->IsHostileTo(_target))
{ return SPELL_FAILED_BAD_TARGETS; }
}
else
{
bool duelvsplayertar = false;
for (int j = 0; j < MAX_EFFECT_INDEX; ++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; }
}
return CheckCast(true);
}
SpellCastResult Spell::CheckCasterAuras() const
{
// Flag drop spells totally immuned to caster auras
// FIXME: find more nice check for all totally immuned spells
// HasAttribute(SPELL_ATTR_EX3_UNK28) ?
if (m_spellInfo->Id == 23336 || // Alliance Flag Drop
m_spellInfo->Id == 23334) // Horde Flag Drop
{ return SPELL_CAST_OK; }
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->HasAttribute(SPELL_ATTR_EX_DISPEL_AURAS_ON_IMMUNITY))
{
for (int i = 0; i < MAX_EFFECT_INDEX; ++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] - 1); }
else if (m_spellInfo->EffectApplyAuraName[i] == SPELL_AURA_MECHANIC_IMMUNITY_MASK)
{ mechanic_immune |= uint32(m_spellInfo->EffectMiscValue[i]); }
else if (m_spellInfo->EffectApplyAuraName[i] == SPELL_AURA_DISPEL_IMMUNITY)
{ dispel_immune |= GetDispellMask(DispelType(m_spellInfo->EffectMiscValue[i])); }
}
}
// Check whether the cast should be prevented by any state you might have.
SpellCastResult prevented_reason = SPELL_CAST_OK;
// Have to check if there is a stun aura. Otherwise will have problems with ghost aura apply while logging out
uint32 unitflag = m_caster->GetUInt32Value(UNIT_FIELD_FLAGS); // Get unit state
/*[-ZERO] if (unitflag & UNIT_FLAG_STUNNED && !(m_spellInfo->AttributesEx5 & SPELL_ATTR_EX5_USABLE_WHILE_STUNNED))
prevented_reason = SPELL_FAILED_STUNNED;
else if (unitflag & UNIT_FLAG_CONFUSED && !(m_spellInfo->AttributesEx5 & SPELL_ATTR_EX5_USABLE_WHILE_CONFUSED))
prevented_reason = SPELL_FAILED_CONFUSED;
else if (unitflag & UNIT_FLAG_FLEEING && !(m_spellInfo->AttributesEx5 & SPELL_ATTR_EX5_USABLE_WHILE_FEARED))
prevented_reason = SPELL_FAILED_FLEEING;
else */
if (unitflag & UNIT_FLAG_SILENCED && m_spellInfo->PreventionType == SPELL_PREVENTION_TYPE_SILENCE)
{ prevented_reason = SPELL_FAILED_SILENCED; }
else if (unitflag & UNIT_FLAG_PACIFIED && m_spellInfo->PreventionType == SPELL_PREVENTION_TYPE_PACIFY)
{ prevented_reason = SPELL_FAILED_PACIFIED; }
// Attr must make flag drop spell totally immune from all effects
if (prevented_reason != SPELL_CAST_OK)
{
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::SpellAuraHolderMap const& auras = m_caster->GetSpellAuraHolderMap();
for (Unit::SpellAuraHolderMap::const_iterator itr = auras.begin(); itr != auras.end(); ++itr)
{
SpellAuraHolder* holder = itr->second;
SpellEntry const* pEntry = holder->GetSpellProto();
if ((GetSpellSchoolMask(pEntry) & school_immune) && !pEntry->HasAttribute(SPELL_ATTR_EX_UNAFFECTED_BY_SCHOOL_IMMUNE))
{ continue; }
if ((1 << (pEntry->Dispel)) & dispel_immune)
{ continue; }
for (int32 i = 0; i < MAX_EFFECT_INDEX; ++i)
{
Aura* aura = holder->GetAuraByEffectIndex(SpellEffectIndex(i));
if (!aura)
{ continue; }
if (GetSpellMechanicMask(pEntry, 1 << i) & mechanic_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 (aura->GetModifier()->m_auraname)
{
/* Zero
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;
default: break;
}
}
}
}
// You are prevented from casting and the spell casted does not grant immunity. Return a failed error.
else
{ return prevented_reason; }
}
return SPELL_CAST_OK;
}
bool Spell::CanAutoCast(Unit* target)
{
ObjectGuid targetguid = target->GetObjectGuid();
for (int j = 0; j < MAX_EFFECT_INDEX; ++j)
{
if (m_spellInfo->Effect[j] == SPELL_EFFECT_APPLY_AURA)
{
if (m_spellInfo->StackAmount <= 1)
{
if (target->HasAura(m_spellInfo->Id, SpellEffectIndex(j)))
{ return false; }
}
else
{
if (Aura* aura = target->GetAura(m_spellInfo->Id, SpellEffectIndex(j)))
if (aura->GetStackAmount() >= m_spellInfo->StackAmount)
{ return false; }
}
}
else if (IsAreaAuraEffect(m_spellInfo->Effect[j]))
{
if (target->HasAura(m_spellInfo->Id, SpellEffectIndex(j)))
{ return false; }
}
}
SpellCastResult result = CheckPetCast(target);
if (result == SPELL_CAST_OK || 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 (TargetList::const_iterator ihit = m_UniqueTargetInfo.begin(); ihit != m_UniqueTargetInfo.end(); ++ihit)
if (ihit->targetGUID == targetguid)
{ return true; }
}
return false; // target invalid
}
SpellCastResult Spell::CheckRange(bool strict)
{
Unit* target = m_targets.getUnitTarget();
// special range cases
switch (m_spellInfo->rangeIndex)
{
// self cast doesn't need range checking -- also for Starshards fix
// spells that can be cast anywhere also need no check
case SPELL_RANGE_IDX_SELF_ONLY:
case SPELL_RANGE_IDX_ANYWHERE:
return SPELL_CAST_OK;
// combat range spells are treated differently
case SPELL_RANGE_IDX_COMBAT:
{
if (target)
{
if (target == m_caster)
{ return SPELL_CAST_OK; }
float range_mod = strict ? 0.0f : 5.0f;
float base = ATTACK_DISTANCE;
if (Player* modOwner = m_caster->GetSpellModOwner())
{
float base = ATTACK_DISTANCE;
range_mod += modOwner->ApplySpellMod(m_spellInfo->Id, SPELLMOD_RANGE, base, this);
}
// with additional 5 dist for non stricted case (some melee spells have delay in apply
return m_caster->CanReachWithMeleeAttack(target, range_mod) ? SPELL_CAST_OK : SPELL_FAILED_OUT_OF_RANGE;
}
break; // let continue in generic way for no target
}
case SPELL_RANGE_IDX_SHORT:
{
if ((m_spellInfo->SpellFamilyName == SPELLFAMILY_HUNTER && (m_spellInfo->SpellFamilyFlags & UI64LIT(0x00000080) || m_spellInfo->SpellFamilyFlags & 0x800000)))
{
Pet* pet = m_caster->GetPet();
if (pet)
{
float max_range = GetSpellMaxRange(sSpellRangeStore.LookupEntry(SPELL_RANGE_IDX_SHORT));
return m_caster->IsWithinDistInMap(pet, max_range) ? SPELL_CAST_OK : SPELL_FAILED_OUT_OF_RANGE;
}
}
break;
}
}
// add radius of caster and ~5 yds "give" for non stricred (landing) check
float range_mod = strict ? 1.25f : 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); }
if (target && target != m_caster)
{
// distance from target in checks
float dist = m_caster->GetCombatDistance(target, m_spellInfo->rangeIndex == SPELL_RANGE_IDX_COMBAT);
if (dist > max_range)
{ return SPELL_FAILED_OUT_OF_RANGE; }
if (min_range && dist < min_range)
{ return SPELL_FAILED_TOO_CLOSE; }
}
// TODO verify that such spells really use bounding radius
if (m_targets.m_targetMask == TARGET_FLAG_DEST_LOCATION && m_targets.m_destX != 0 && m_targets.m_destY != 0 && m_targets.m_destZ != 0)
{
if (!m_caster->IsWithinDist3d(m_targets.m_destX, m_targets.m_destY, m_targets.m_destZ, max_range))
{ return SPELL_FAILED_OUT_OF_RANGE; }
if (min_range && m_caster->IsWithinDist3d(m_targets.m_destX, m_targets.m_destY, m_targets.m_destZ, min_range))
{ return SPELL_FAILED_TOO_CLOSE; }
}
return SPELL_CAST_OK;
}
uint32 Spell::CalculatePowerCost(SpellEntry const* spellInfo, Unit* caster, Spell const* spell, Item* castItem)
{
// item cast not used power
if (castItem)
{ return 0; }
// Spell drain all exist power on cast (Only paladin lay of Hands)
if (spellInfo->HasAttribute(SPELL_ATTR_EX_DRAIN_ALL_POWER))
{
// If power type - health drain all
if (spellInfo->powerType == POWER_HEALTH)
{ return caster->GetHealth(); }
// Else drain all power
if (spellInfo->powerType < MAX_POWERS)
{ return caster->GetPower(Powers(spellInfo->powerType)); }
sLog.outError("Spell::CalculateManaCost: Unknown power type '%d' in spell %d", spellInfo->powerType, spellInfo->Id);
return 0;
}
// Base powerCost
int32 powerCost = spellInfo->manaCost;
// PCT cost from total amount
if (spellInfo->ManaCostPercentage)
{
switch (spellInfo->powerType)
{
// health as power used
case POWER_HEALTH:
powerCost += spellInfo->ManaCostPercentage * caster->GetCreateHealth() / 100;
break;
case POWER_MANA:
powerCost += spellInfo->ManaCostPercentage * caster->GetCreateMana() / 100;
break;
case POWER_RAGE:
case POWER_FOCUS:
case POWER_ENERGY:
case POWER_HAPPINESS:
powerCost += spellInfo->ManaCostPercentage * caster->GetMaxPower(Powers(spellInfo->powerType)) / 100;
break;
default:
sLog.outError("Spell::CalculateManaCost: Unknown power type '%d' in spell %d", spellInfo->powerType, spellInfo->Id);
return 0;
}
}
SpellSchools school = GetFirstSchoolInMask(spell ? spell->m_spellSchoolMask : GetSpellSchoolMask(spellInfo));
// Flat mod from caster auras by spell school
powerCost += caster->GetInt32Value(UNIT_FIELD_POWER_COST_MODIFIER + school);
// Apply cost mod by spell
if (spell)
if (Player* modOwner = caster->GetSpellModOwner())
{ modOwner->ApplySpellMod(spellInfo->Id, SPELLMOD_COST, powerCost, spell); }
if (spellInfo->HasAttribute(SPELL_ATTR_LEVEL_DAMAGE_CALCULATION))
{ powerCost = int32(powerCost / (1.117f * spellInfo->spellLevel / caster->getLevel() - 0.1327f)); }
// PCT mod from user auras by school
powerCost = int32(powerCost * (1.0f + caster->GetFloatValue(UNIT_FIELD_POWER_COST_MULTIPLIER + school)));
if (powerCost < 0)
{ powerCost = 0; }
return powerCost;
}
SpellCastResult Spell::CheckPower()
{
// never check power for triggered spells
if (m_IsTriggeredSpell)
return SPELL_CAST_OK;
// item cast not used power
if (m_CastItem)
{ return SPELL_CAST_OK; }
// Questgivers ignore power requirements for scripts, any other creature (except a per) is checked only in combat
if (m_caster->GetTypeId() != TYPEID_PLAYER)
{
// power for pets should be checked
if (!m_caster->GetObjectGuid().IsPet() && m_caster->HasFlag(UNIT_NPC_FLAGS, UNIT_NPC_FLAG_QUESTGIVER) != m_caster->IsInCombat())
return SPELL_CAST_OK;
}
// health as power used - need check health amount
if (m_spellInfo->powerType == POWER_HEALTH)
{
if (m_caster->GetHealth() <= m_powerCost)
return SPELL_FAILED_CANT_DO_THAT_YET;
}
else // any power except health
{
// Check valid power type: since the static data (m_spellInfo) are checked, the check should be done elsewhere
// [+ZERO] actual DBC power values are 0..3 and uint32(-2)
// Check power amount
Powers powerType = Powers(m_spellInfo->powerType);
if (m_caster->GetPower(powerType) < m_powerCost)
{
return SPELL_FAILED_NO_POWER;
}
}
return SPELL_CAST_OK;
}
bool Spell::IgnoreItemRequirements() const
{
if (m_IsTriggeredSpell)
{
/// Not own traded item (in trader trade slot) req. reagents including triggered spell case
if (Item* targetItem = m_targets.getItemTarget())
if (targetItem->GetOwnerGuid() != m_caster->GetObjectGuid())
{ return false; }
/// Some triggered spells have same reagents that have master spell
/// expected in test: master spell have reagents in first slot then triggered don't must use own
if (m_triggeredBySpellInfo && !m_triggeredBySpellInfo->Reagent[0])
{ return false; }
return true;
}
return false;
}
SpellCastResult Spell::CheckItems()
{
if (m_caster->GetTypeId() != TYPEID_PLAYER)
{ return SPELL_CAST_OK; }
Player* p_caster = (Player*)m_caster;
// cast item checks
if (m_CastItem)
{
if (m_CastItem->IsInTrade())
{ return SPELL_FAILED_ITEM_GONE; }
uint32 itemid = m_CastItem->GetEntry();
if (!p_caster->HasItemCount(itemid, 1))
{ return SPELL_FAILED_ITEM_NOT_READY; }
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; }
// consumable cast item checks
if (proto->Class == ITEM_CLASS_CONSUMABLE && m_targets.getUnitTarget())
{
// such items should only fail if there is no suitable effect at all - see Rejuvenation Potions for example
SpellCastResult failReason = SPELL_CAST_OK;
for (int i = 0; i < MAX_EFFECT_INDEX; ++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())
{
failReason = SPELL_FAILED_ALREADY_AT_FULL_HEALTH;
continue;
}
else
{
failReason = SPELL_CAST_OK;
break;
}
}
// 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)
{
failReason = SPELL_FAILED_ALREADY_AT_FULL_MANA;
continue;
}
Powers power = Powers(m_spellInfo->EffectMiscValue[i]);
uint8 targetClass = m_targets.getUnitTarget()->getClass();
/* Mana */
if (power == POWER_MANA)
{
if (targetClass == CLASS_WARRIOR || targetClass == CLASS_ROGUE)
{
failReason = SPELL_FAILED_BAD_TARGETS;
continue;
}
}
/* Rage */
else if (power == POWER_RAGE)
{
if (targetClass != CLASS_WARRIOR && targetClass != CLASS_DRUID)
{
failReason = SPELL_FAILED_BAD_TARGETS;
continue;
}
}
/* Energy */
else if (power == POWER_ENERGY)
{
if (targetClass != CLASS_ROGUE && targetClass != CLASS_DRUID)
{
failReason = SPELL_FAILED_BAD_TARGETS;
continue;
}
}
if (m_targets.getUnitTarget()->GetPower(power) == m_targets.getUnitTarget()->GetMaxPower(power))
{
failReason = SPELL_FAILED_ALREADY_AT_FULL_MANA;
continue;
}
else
{
failReason = SPELL_CAST_OK;
break;
}
}
}
if (failReason != SPELL_CAST_OK)
{ return failReason; }
}
}
// check target item (for triggered case not report error)
if (m_targets.getItemTargetGuid())
{
if (m_caster->GetTypeId() != TYPEID_PLAYER)
return m_IsTriggeredSpell && !(m_targets.m_targetMask & TARGET_FLAG_TRADE_ITEM)
? SPELL_FAILED_DONT_REPORT : SPELL_FAILED_BAD_TARGETS;
if (!m_targets.getItemTarget())
return m_IsTriggeredSpell && !(m_targets.m_targetMask & TARGET_FLAG_TRADE_ITEM)
? SPELL_FAILED_DONT_REPORT : SPELL_FAILED_ITEM_GONE;
if (!m_targets.getItemTarget()->IsFitToSpellRequirements(m_spellInfo))
return m_IsTriggeredSpell && !(m_targets.m_targetMask & TARGET_FLAG_TRADE_ITEM)
? SPELL_FAILED_DONT_REPORT : SPELL_FAILED_EQUIPPED_ITEM_CLASS;
}
// if not item target then required item must be equipped (for triggered case not report error)
else
{
if (m_caster->GetTypeId() == TYPEID_PLAYER && !((Player*)m_caster)->HasItemFitToSpellReqirements(m_spellInfo))
{ return m_IsTriggeredSpell ? SPELL_FAILED_DONT_REPORT : SPELL_FAILED_EQUIPPED_ITEM_CLASS; }
}
// check spell focus object
if (m_spellInfo->RequiresSpellFocus)
{
GameObject* ok = NULL;
MaNGOS::GameObjectFocusCheck go_check(m_caster, m_spellInfo->RequiresSpellFocus);
MaNGOS::GameObjectSearcher<MaNGOS::GameObjectFocusCheck> checker(ok, go_check);
Cell::VisitGridObjects(m_caster, checker, m_caster->GetMap()->GetVisibilityDistance());
if (!ok)
{ return SPELL_FAILED_REQUIRES_SPELL_FOCUS; }
focusObject = ok; // game object found in range
}
// check reagents (ignore triggered spells with reagents processed by original spell) and special reagent ignore case.
if (!IgnoreItemRequirements())
{
if (!p_caster->CanNoReagentCast(m_spellInfo))
{
for (uint32 i = 0; i < MAX_SPELL_REAGENTS; ++i)
{
if (m_spellInfo->Reagent[i] <= 0)
{ continue; }
uint32 itemid = m_spellInfo->Reagent[i];
uint32 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 < MAX_ITEM_PROTO_SPELLS; ++s)
{
// CastItem will be used up and does not count as reagent
int32 charges = m_CastItem->GetSpellCharges(s);
if (proto->Spells[s].SpellCharges < 0 && !(proto->ExtraFlags & ITEM_EXTRA_NON_CONSUMABLE) && abs(charges) < 2)
{
++itemcount;
break;
}
}
}
if (!p_caster->HasItemCount(itemid, itemcount))
{ return SPELL_FAILED_ITEM_NOT_READY; }
}
}
// check totem-item requirements (items presence in inventory)
uint32 totems = MAX_SPELL_TOTEMS;
for (int i = 0; i < MAX_SPELL_TOTEMS ; ++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 SPELL_FAILED_ITEM_GONE; } //[-ZERO] not sure of it
/*[-ZERO] to rewrite?
// Check items for TotemCategory (items presence in inventory)
uint32 TotemCategory = MAX_SPELL_TOTEM_CATEGORIES;
for(int i= 0; i < MAX_SPELL_TOTEM_CATEGORIES; ++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 SPELL_FAILED_TOTEM_CATEGORY; // 0x7B
*/
}
// special checks for spell effects
for (int i = 0; i < MAX_EFFECT_INDEX; ++i)
{
switch (m_spellInfo->Effect[i])
{
case SPELL_EFFECT_CREATE_ITEM:
{
if (!m_IsTriggeredSpell && m_spellInfo->EffectItemType[i])
{
ItemPosCountVec dest;
InventoryResult 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, m_spellInfo->EffectItemType[i]);
return SPELL_FAILED_DONT_REPORT;
}
}
break;
}
case SPELL_EFFECT_ENCHANT_ITEM:
{
Item* targetItem = m_targets.getItemTarget();
if (!targetItem)
{ return SPELL_FAILED_ITEM_GONE; }
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_GONE; }
// 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->GetObjectGuid())
{ return SPELL_FAILED_CANT_BE_DISENCHANTED; }
ItemPrototype const* itemProto = m_targets.getItemTarget()->GetProto();
if (!itemProto)
{ return SPELL_FAILED_CANT_BE_DISENCHANTED; }
// must have disenchant loot (other static req. checked at item prototype loading)
if (!itemProto->DisenchantID)
{ return SPELL_FAILED_CANT_BE_DISENCHANTED; }
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, true, false);
if (!pItem)
{ 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 = ObjectMgr::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:
break;
default:
break;
}
break;
}
default: break;
}
}
return SPELL_CAST_OK;
}
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 losing 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; }
DETAIL_FILTER_LOG(LOG_FILTER_SPELL_CAST, "Spell %u partially interrupted for (%d) ms at damage", m_spellInfo->Id, delaytime);
WorldPacket data(SMSG_SPELL_DELAYED, 8 + 4);
data << ObjectGuid(m_caster->GetObjectGuid());
data << uint32(delaytime);
if (m_caster->GetTypeId() == TYPEID_PLAYER)
{ ((Player*)m_caster)->SendDirectMessage(&data); }
}
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; }
DEBUG_FILTER_LOG(LOG_FILTER_SPELL_CAST, "Spell %u partially interrupted for %i ms, new duration: %u ms", m_spellInfo->Id, delaytime, m_timer);
for (TargetList::const_iterator ihit = m_UniqueTargetInfo.begin(); ihit != m_UniqueTargetInfo.end(); ++ihit)
{
if ((*ihit).missCondition == SPELL_MISS_NONE)
{
if (Unit* unit = m_caster->GetObjectGuid() == ihit->targetGUID ? m_caster : ObjectAccessor::GetUnit(*m_caster, ihit->targetGUID))
{ unit->DelaySpellAuraHolder(m_spellInfo->Id, delaytime, unit->GetObjectGuid()); }
}
}
for (int j = 0; j < MAX_EFFECT_INDEX; ++j)
{
// partially interrupt persistent area auras
if (DynamicObject* dynObj = m_caster->GetDynObject(m_spellInfo->Id, SpellEffectIndex(j)))
{ dynObj->Delay(delaytime); }
}
SendChannelUpdate(m_timer);
}
void Spell::UpdateOriginalCasterPointer()
{
if (m_originalCasterGUID == m_caster->GetObjectGuid())
{ m_originalCaster = m_caster; }
else if (m_originalCasterGUID.IsGameObject())
{
GameObject* go = m_caster->IsInWorld() ? m_caster->GetMap()->GetGameObject(m_originalCasterGUID) : NULL;
m_originalCaster = go ? go->GetOwner() : NULL;
}
else
{
Unit* unit = ObjectAccessor::GetUnit(*m_caster, m_originalCasterGUID);
m_originalCaster = unit && unit->IsInWorld() ? unit : NULL;
}
}
void Spell::UpdatePointers()
{
UpdateOriginalCasterPointer();
m_targets.Update(m_caster);
}
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->Id == 603) // in 1.12 "Curse of doom" have only 1 rank.
{
// 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, SpellEffectIndex eff)
{
// 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->GetObjectGuid())
{
// 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 ((!m_IsTriggeredSpell || target != m_targets.getUnitTarget()) &&
target->HasFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_NOT_SELECTABLE) &&
m_spellInfo->EffectImplicitTargetA[eff] != TARGET_SCRIPT &&
m_spellInfo->EffectImplicitTargetB[eff] != TARGET_SCRIPT &&
m_spellInfo->EffectImplicitTargetA[eff] != TARGET_AREAEFFECT_INSTANT &&
m_spellInfo->EffectImplicitTargetB[eff] != TARGET_AREAEFFECT_INSTANT &&
m_spellInfo->EffectImplicitTargetA[eff] != TARGET_AREAEFFECT_CUSTOM &&
m_spellInfo->EffectImplicitTargetB[eff] != TARGET_AREAEFFECT_CUSTOM &&
m_spellInfo->EffectImplicitTargetA[eff] != TARGET_NARROW_FRONTAL_CONE &&
m_spellInfo->EffectImplicitTargetB[eff] != TARGET_NARROW_FRONTAL_CONE)
{ 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 )
if (!DisableMgr::IsDisabledFor(DISABLE_TYPE_SPELL, m_spellInfo->Id, NULL, SPELL_DISABLE_LOS))
{
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 = m_caster->GetMap()->GetCorpse(m_targets.getCorpseTargetGuid());
if (!corpse)
return false;
if (target->GetObjectGuid() != 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
// Get GO cast coordinates if original caster -> GO
if (target != m_caster)
if (WorldObject* caster = GetCastingObject())
if (!target->IsWithinLOSInMap(caster))
return false;
break;
}
}
if (target->GetTypeId() != TYPEID_PLAYER && m_spellInfo->HasAttribute(SPELL_ATTR_EX3_TARGET_ONLY_PLAYER)
&& m_spellInfo->EffectImplicitTargetA[eff] != TARGET_SCRIPT && m_spellInfo->EffectImplicitTargetA[eff] != TARGET_SELF)
{ return false; }
return true;
}
bool Spell::IsNeedSendToClient() const
{
return m_spellInfo->SpellVisual != 0 || IsChanneledSpell(m_spellInfo) ||
m_spellInfo->speed > 0.0f || (!m_triggeredByAuraSpell && !m_IsTriggeredSpell);
}
bool Spell::IsTriggeredSpellWithRedundentCastTime() const
{
return m_triggeredByAuraSpell || (m_IsTriggeredSpell && (m_spellInfo->manaCost || m_spellInfo->ManaCostPercentage));
}
bool Spell::HaveTargetsForEffect(SpellEffectIndex effect) const
{
for (TargetList::const_iterator itr = m_UniqueTargetInfo.begin(); itr != m_UniqueTargetInfo.end(); ++itr)
if (itr->effectMask & (1 << effect))
{ return true; }
for (GOTargetList::const_iterator itr = m_UniqueGOTargetInfo.begin(); itr != m_UniqueGOTargetInfo.end(); ++itr)
if (itr->effectMask & (1 << effect))
{ return true; }
for (ItemTargetList::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();
}
SpellCastResult Spell::CanOpenLock(SpellEffectIndex effIndex, uint32 lockId, SkillType& skillId, int32& reqSkillValue, int32& skillValue)
{
if (!lockId) // possible case for GO and maybe for items.
{ return SPELL_CAST_OK; }
// Get LockInfo
LockEntry const* lockInfo = sLockStore.LookupEntry(lockId);
if (!lockInfo)
{ return SPELL_FAILED_BAD_TARGETS; }
bool reqKey = false; // some locks not have reqs
for (int j = 0; j < 8; ++j)
{
switch (lockInfo->Type[j])
{
// check key item (many fit cases can be)
case LOCK_KEY_ITEM:
if (lockInfo->Index[j] && m_CastItem && m_CastItem->GetEntry() == lockInfo->Index[j])
{ return SPELL_CAST_OK; }
reqKey = true;
break;
// check key skill (only single first fit case can be)
case LOCK_KEY_SKILL:
{
reqKey = true;
// wrong locktype, skip
if (uint32(m_spellInfo->EffectMiscValue[effIndex]) != lockInfo->Index[j])
{ continue; }
skillId = SkillByLockType(LockType(lockInfo->Index[j]));
if (skillId != SKILL_NONE)
{
// skill bonus provided by casting spell (mostly item spells)
// add the damage modifier from the spell casted (cheat lock / skeleton key etc.) (use m_currentBasePoints, CalculateDamage returns wrong value)
uint32 spellSkillBonus = uint32(m_currentBasePoints[effIndex]);
reqSkillValue = lockInfo->Skill[j];
// castitem check: rogue using skeleton keys. the skill values should not be added in this case.
skillValue = m_CastItem || m_caster->GetTypeId() != TYPEID_PLAYER ?
0 : ((Player*)m_caster)->GetSkillValue(skillId);
skillValue += spellSkillBonus;
if (skillValue < reqSkillValue)
{ return SPELL_FAILED_SKILL_NOT_HIGH_ENOUGH; }
}
return SPELL_CAST_OK;
}
}
}
if (reqKey)
{ return SPELL_FAILED_BAD_TARGETS; }
return SPELL_CAST_OK;
}
/**
* Fill target list by units around (x,y) points at radius distance
* @param targetUnitMap Reference to target list that filled by function
* @param x X coordinates of center point for target search
* @param y Y coordinates of center point for target search
* @param radius Radius around (x,y) for target search
* @param pushType Additional rules for target area selection (in front, angle, etc)
* @param spellTargets Additional rules for target selection base at hostile/friendly state to original spell caster
* @param originalCaster If provided set alternative original caster, if =NULL then used Spell::GetAffectiveObject() return
*/
void Spell::FillAreaTargets(UnitList& targetUnitMap, float radius, SpellNotifyPushType pushType, SpellTargets spellTargets, WorldObject* originalCaster /*=NULL*/)
{
MaNGOS::SpellNotifierCreatureAndPlayer notifier(*this, targetUnitMap, radius, pushType, spellTargets, originalCaster);
Cell::VisitAllObjects(notifier.GetCenterX(), notifier.GetCenterY(), m_caster->GetMap(), notifier, radius);
}
void Spell::FillRaidOrPartyTargets(UnitList& targetUnitMap, Unit* member, float radius, bool raid, bool withPets, bool withcaster)
{
Player* pMember = member->GetCharmerOrOwnerPlayerOrPlayerItself();
Group* pGroup = pMember ? pMember->GetGroup() : NULL;
if (pGroup)
{
uint8 subgroup = pMember->GetSubGroup();
for (GroupReference* itr = pGroup->GetFirstMember(); itr != NULL; itr = itr->next())
{
Player* Target = itr->getSource();
// IsHostileTo check duel and controlled by enemy
if (Target && (raid || subgroup == Target->GetSubGroup())
&& !m_caster->IsHostileTo(Target))
{
if ((Target == m_caster && withcaster) ||
(Target != m_caster && m_caster->IsWithinDistInMap(Target, radius)))
{ targetUnitMap.push_back(Target); }
if (withPets)
if (Pet* pet = Target->GetPet())
if ((pet == m_caster && withcaster) ||
(pet != m_caster && m_caster->IsWithinDistInMap(pet, radius)))
{ targetUnitMap.push_back(pet); }
}
}
}
else
{
Unit* ownerOrSelf = pMember ? pMember : member->GetCharmerOrOwnerOrSelf();
if ((ownerOrSelf == m_caster && withcaster) ||
(ownerOrSelf != m_caster && m_caster->IsWithinDistInMap(ownerOrSelf, radius)))
{ targetUnitMap.push_back(ownerOrSelf); }
if (withPets)
if (Pet* pet = ownerOrSelf->GetPet())
if ((pet == m_caster && withcaster) ||
(pet != m_caster && m_caster->IsWithinDistInMap(pet, radius)))
{ targetUnitMap.push_back(pet); }
}
}
WorldObject* Spell::GetAffectiveCasterObject() const
{
if (!m_originalCasterGUID)
{ return m_caster; }
if (m_originalCasterGUID.IsGameObject() && m_caster->IsInWorld())
{ return m_caster->GetMap()->GetGameObject(m_originalCasterGUID); }
return m_originalCaster;
}
WorldObject* Spell::GetCastingObject() const
{
if (m_originalCasterGUID.IsGameObject())
{ return m_caster->IsInWorld() ? m_caster->GetMap()->GetGameObject(m_originalCasterGUID) : NULL; }
else
{ return m_caster; }
}
void Spell::ResetEffectDamageAndHeal()
{
m_damage = 0;
m_healing = 0;
}
void Spell::ClearCastItem()
{
if (m_CastItem == m_targets.getItemTarget())
{ m_targets.setItemTarget(NULL); }
m_CastItem = NULL;
}
bool Spell::HasGlobalCooldown()
{
// global cooldown have only player or controlled units
if (m_caster->GetCharmInfo())
{ return m_caster->GetCharmInfo()->GetGlobalCooldownMgr().HasGlobalCooldown(m_spellInfo); }
else if (m_caster->GetTypeId() == TYPEID_PLAYER)
{ return ((Player*)m_caster)->GetGlobalCooldownMgr().HasGlobalCooldown(m_spellInfo); }
else
{ return false; }
}
void Spell::TriggerGlobalCooldown()
{
int32 gcd = m_spellInfo->StartRecoveryTime;
if (!gcd)
{ return; }
// global cooldown can't leave range 1..1.5 secs (if it it)
// exist some spells (mostly not player directly casted) that have < 1 sec and > 1.5 sec global cooldowns
// but its as test show not affected any spell mods.
if (gcd >= 1000 && gcd <= 1500)
{
// apply haste rating
gcd = int32(float(gcd) * m_caster->GetFloatValue(UNIT_MOD_CAST_SPEED));
if (gcd < 1000)
{ gcd = 1000; }
else if (gcd > 1500)
{ gcd = 1500; }
}
// global cooldown have only player or controlled units
if (m_caster->GetCharmInfo())
{ m_caster->GetCharmInfo()->GetGlobalCooldownMgr().AddGlobalCooldown(m_spellInfo, gcd); }
else if (m_caster->GetTypeId() == TYPEID_PLAYER)
{ ((Player*)m_caster)->GetGlobalCooldownMgr().AddGlobalCooldown(m_spellInfo, gcd); }
}
void Spell::CancelGlobalCooldown()
{
if (!m_spellInfo->StartRecoveryTime)
{ return; }
// cancel global cooldown when interrupting current cast
if (m_caster->GetCurrentSpell(CURRENT_GENERIC_SPELL) != this)
{ return; }
// global cooldown have only player or controlled units
if (m_caster->GetCharmInfo())
{ m_caster->GetCharmInfo()->GetGlobalCooldownMgr().CancelGlobalCooldown(m_spellInfo); }
else if (m_caster->GetTypeId() == TYPEID_PLAYER)
{ ((Player*)m_caster)->GetGlobalCooldownMgr().CancelGlobalCooldown(m_spellInfo); }
}
void Spell::GetSpellRangeAndRadius(SpellEffectIndex effIndex, float& radius, uint32& EffectChainTarget, uint32& unMaxTargets) const
{
if (m_spellInfo->EffectRadiusIndex[effIndex])
{ radius = GetSpellRadius(sSpellRadiusStore.LookupEntry(m_spellInfo->EffectRadiusIndex[effIndex])); }
else
{ radius = GetSpellMaxRange(sSpellRangeStore.LookupEntry(m_spellInfo->rangeIndex)); }
if (Unit* realCaster = GetAffectiveCaster())
{
if (Player* modOwner = realCaster->GetSpellModOwner())
{
modOwner->ApplySpellMod(m_spellInfo->Id, SPELLMOD_RADIUS, radius, this);
modOwner->ApplySpellMod(m_spellInfo->Id, SPELLMOD_JUMP_TARGETS, EffectChainTarget, this);
}
}
// custom target amount cases
switch (m_spellInfo->SpellFamilyName)
{
case SPELLFAMILY_GENERIC:
{
switch (m_spellInfo->Id)
{
case 802: // Mutate Bug (AQ40, Emperor Vek'nilash)
case 804: // Explode Bug (AQ40, Emperor Vek'lor)
case 23138: // Gate of Shazzrah (MC, Shazzrah)
case 24781: // Dream Fog (Emerald Dragons)
case 28560: // Summon Blizzard (Naxx, Sapphiron)
unMaxTargets = 1;
break;
case 10258: // Awaken Vault Warder (Uldaman)
case 28542: // Life Drain (Naxx, Sapphiron)
unMaxTargets = 2;
break;
case 28796: // Poison Bolt Volley (Naxx, Faerlina)
unMaxTargets = 10;
break;
case 25991: // Poison Bolt Volley (AQ40, Pincess Huhuran)
unMaxTargets = 15;
break;
}
break;
}
default:
break;
}
// custom radius cases
switch (m_spellInfo->SpellFamilyName)
{
case SPELLFAMILY_GENERIC:
{
switch (m_spellInfo->Id)
{
case 24811: // Draw Spirit (Lethon)
{
if (effIndex == EFFECT_INDEX_0) // Copy range from EFF_1 to 0
{ radius = GetSpellRadius(sSpellRadiusStore.LookupEntry(m_spellInfo->EffectRadiusIndex[EFFECT_INDEX_1])); }
break;
}
case 28241: // Poison (Naxxramas, Grobbulus Cloud)
{
if (SpellAuraHolder* auraHolder = m_caster->GetSpellAuraHolder(28158))
{ radius = 0.5f * (60000 - auraHolder->GetAuraDuration()) * 0.001f; }
break;
}
default:
break;
}
break;
}
default:
break;
}
}
SpellCastResult Spell::CanTameUnit(bool isGM)
{
// Spell can be triggered, we need to check original caster prior to caster
Unit* caster = GetAffectiveCaster();
if (!caster || caster->GetTypeId() != TYPEID_PLAYER ||
!m_targets.getUnitTarget() || m_targets.getUnitTarget()->GetTypeId() == TYPEID_PLAYER)
{ return SPELL_FAILED_BAD_TARGETS; }
Player* plrCaster = caster->ToPlayer();
if (plrCaster->getClass() != CLASS_HUNTER)
{
plrCaster->SendPetTameFailure(PETTAME_UNITSCANTTAME);
return SPELL_FAILED_DONT_REPORT;
}
if (isGM && !ChatHandler(plrCaster).FindCommand("npc tame"))
{
plrCaster->SendPetTameFailure(PETTAME_UNKNOWNERROR);
return SPELL_FAILED_DONT_REPORT;
}
Creature* target = (Creature*)m_targets.getUnitTarget();
if (target->IsPet() || target->IsCharmed())
{
plrCaster->SendPetTameFailure(PETTAME_CREATUREALREADYOWNED);
return SPELL_FAILED_DONT_REPORT;
}
if (target->getLevel() > plrCaster->getLevel() && !isGM)
{
plrCaster->SendPetTameFailure(PETTAME_TOOHIGHLEVEL);
return SPELL_FAILED_DONT_REPORT;
}
if (!target->GetCreatureInfo()->isTameable())
{
plrCaster->SendPetTameFailure(PETTAME_NOTTAMEABLE);
return SPELL_FAILED_DONT_REPORT;
}
Pet* pet = plrCaster->GetPet();
if (pet || plrCaster->GetCharmGuid())
{
plrCaster->SendPetTameFailure(PETTAME_ANOTHERSUMMONACTIVE);
return SPELL_FAILED_DONT_REPORT;
}
else
{
PetDatabaseStatus status = Pet::GetStatusFromDB(plrCaster);
if (status != PET_DB_NO_PET)
{
plrCaster->SendPetTameFailure(PETTAME_ANOTHERSUMMONACTIVE);
return SPELL_FAILED_DONT_REPORT;
}
}
return SPELL_CAST_OK;
}
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