#include "SpellAuraEffects.h"

Public Member Functions
Unit *	GetCaster () const

ObjectGuid	GetCasterGUID () const

Aura *	GetBase () const

void	GetTargetList (std::list< Unit * > &targetList) const

void	GetApplicationList (std::list< AuraApplication * > &applicationList) const

SpellModifier *	GetSpellModifier () const

SpellInfo const *	GetSpellInfo () const

uint32	GetId () const

uint32	GetEffIndex () const

int32	GetBaseAmount () const

int32	GetDieSides () const

int32	GetAmplitude () const

int32	GetMiscValueB () const

int32	GetMiscValue () const

AuraType	GetAuraType () const

int32	GetAmount () const

int32	GetForcedAmount () const

void	SetAmount (int32 amount)

int32	GetPeriodicTimer () const

void	SetPeriodicTimer (int32 periodicTimer)

int32	CalculateAmount (Unit *caster)

void	CalculatePeriodic (Unit *caster, bool create=false, bool load=false)

void	CalculatePeriodicData ()

void	CalculateSpellMod ()

void	ChangeAmount (int32 newAmount, bool mark=true, bool onStackOrReapply=false)

void	RecalculateAmount ()

void	RecalculateAmount (Unit *caster)

bool	CanBeRecalculated () const

void	SetCanBeRecalculated (bool val)

void	HandleEffect (AuraApplication *aurApp, uint8 mode, bool apply)

void	HandleEffect (Unit *target, uint8 mode, bool apply)

void	ApplySpellMod (Unit *target, bool apply)

void	Update (uint32 diff, Unit *caster)

void	UpdatePeriodic (Unit *caster)

uint32	GetTickNumber () const

int32	GetTotalTicks () const

void	ResetPeriodic (bool resetPeriodicTimer=false)

void	ResetTicks ()

bool	IsPeriodic () const

void	SetPeriodic (bool isPeriodic)

bool	IsAffectedOnSpell (SpellInfo const *spell) const

bool	HasSpellClassMask () const

void	SendTickImmune (Unit target, Unit caster) const

void	PeriodicTick (AuraApplication aurApp, Unit caster) const

void	HandleProc (AuraApplication *aurApp, ProcEventInfo &eventInfo)

bool	CheckEffectProc (AuraApplication *aurApp, ProcEventInfo &eventInfo) const

void	CleanupTriggeredSpells (Unit *target)

void	HandleShapeshiftBoosts (Unit *target, bool apply) const

float	GetCritChance () const

void	SetCritChance (float crit)

uint8	GetCasterLevel () const

bool	CanApplyResilience () const

float	GetPctMods () const

void	SetPctMods (float pctMods)

int32	GetOldAmount () const

void	SetOldAmount (int32 amount)

void	SetEnabled (bool enabled)

void	HandleNULL (AuraApplication const *, uint8, bool) const

void	HandleUnused (AuraApplication const *, uint8, bool) const

void	HandleNoImmediateEffect (AuraApplication const *, uint8, bool) const

void	HandleModInvisibilityDetect (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleModInvisibility (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleModStealth (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleModStealthLevel (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleModStealthDetect (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleDetectAmore (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleSpiritOfRedemption (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraGhost (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandlePhase (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModShapeshift (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraTransform (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModScale (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraCloneCaster (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleFeignDeath (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleModUnattackable (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModDisarm (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModSilence (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModPacify (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModPacifyAndSilence (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraAllowOnlyAbility (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraTrackResources (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraTrackCreatures (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraTrackStealthed (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModStalked (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraUntrackable (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModPetTalentsPoints (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModSkill (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraMounted (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraAllowFlight (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraWaterWalk (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraFeatherFall (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraHover (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleWaterBreathing (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleForceMoveForward (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleModThreat (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModTotalThreat (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleModTaunt (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleModDetaunt (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleModConfuse (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleModFear (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModStun (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModRoot (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandlePreventFleeing (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleModPossess (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleModPossessPet (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleModCharm (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleCharmConvert (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraControlVehicle (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModIncreaseSpeed (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModIncreaseMountedSpeed (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModIncreaseFlightSpeed (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModIncreaseSwimSpeed (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModDecreaseSpeed (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModUseNormalSpeed (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleModStateImmunityMask (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleModMechanicImmunity (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModEffectImmunity (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModStateImmunity (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModSchoolImmunity (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModDmgImmunity (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModDispelImmunity (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModResistanceExclusive (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModResistance (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModBaseResistancePCT (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleModResistancePercent (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleModBaseResistance (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleModTargetResistance (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModStat (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleModPercentStat (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleModSpellDamagePercentFromStat (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleModSpellHealingPercentFromStat (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleModSpellDamagePercentFromAttackPower (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleModSpellHealingPercentFromAttackPower (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleModHealingDone (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleModTotalPercentStat (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModResistenceOfStatPercent (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModExpertise (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleModPowerRegen (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleModPowerRegenPCT (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleModManaRegen (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModIncreaseHealth (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModIncreaseMaxHealth (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModIncreaseEnergy (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModIncreaseEnergyPercent (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModIncreaseHealthPercent (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraIncreaseBaseHealthPercent (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModParryPercent (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModDodgePercent (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModBlockPercent (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModRegenInterrupt (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModWeaponCritPercent (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleModHitChance (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleModSpellHitChance (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleModSpellCritChance (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleModSpellCritChanceShool (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModCritPct (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleModCastingSpeed (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleModMeleeRangedSpeedPct (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleModCombatSpeedPct (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleModAttackSpeed (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleModMeleeSpeedPct (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModRangedHaste (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleRangedAmmoHaste (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleModRating (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleModRatingFromStat (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModAttackPower (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModRangedAttackPower (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModAttackPowerPercent (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModRangedAttackPowerPercent (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModRangedAttackPowerOfStatPercent (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModAttackPowerOfStatPercent (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModAttackPowerOfArmor (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleModDamageDone (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleModDamagePercentDone (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleModOffhandDamagePercent (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleShieldBlockValue (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleShieldBlockValuePercent (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleModPowerCostPCT (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleModPowerCost (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleArenaPreparation (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleNoReagentUseAura (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraRetainComboPoints (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraDummy (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleChannelDeathItem (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleBindSight (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleFarSight (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleForceReaction (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraEmpathy (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModFaction (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleComprehendLanguage (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraConvertRune (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraLinked (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraOpenStable (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraModFakeInebriation (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraOverrideSpells (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandleAuraSetVehicle (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandlePreventResurrection (AuraApplication const *aurApp, uint8 mode, bool apply) const

void	HandlePeriodicDummyAuraTick (Unit target, Unit caster) const

void	HandlePeriodicTriggerSpellAuraTick (Unit target, Unit caster) const

void	HandlePeriodicTriggerSpellWithValueAuraTick (Unit target, Unit caster) const

void	HandlePeriodicDamageAurasTick (Unit target, Unit caster) const

void	HandlePeriodicHealthLeechAuraTick (Unit target, Unit caster) const

void	HandlePeriodicHealthFunnelAuraTick (Unit target, Unit caster) const

void	HandlePeriodicHealAurasTick (Unit target, Unit caster) const

void	HandlePeriodicManaLeechAuraTick (Unit target, Unit caster) const

void	HandleObsModPowerAuraTick (Unit target, Unit caster) const

void	HandlePeriodicEnergizeAuraTick (Unit target, Unit caster) const

void	HandlePeriodicPowerBurnAuraTick (Unit target, Unit caster) const

void	HandleBreakableCCAuraProc (AuraApplication *aurApp, ProcEventInfo &eventInfo)

void	HandleProcTriggerSpellAuraProc (AuraApplication *aurApp, ProcEventInfo &eventInfo)

void	HandleProcTriggerSpellWithValueAuraProc (AuraApplication *aurApp, ProcEventInfo &eventInfo)

void	HandleProcTriggerDamageAuraProc (AuraApplication *aurApp, ProcEventInfo &eventInfo)

void	HandleRaidProcFromChargeAuraProc (AuraApplication *aurApp, ProcEventInfo &eventInfo)

void	HandleRaidProcFromChargeWithValueAuraProc (AuraApplication *aurApp, ProcEventInfo &eventInfo)

Private Member Functions
friend	Aura::~Aura ()

	~AuraEffect ()

	AuraEffect (Aura base, uint8 effIndex, int32 baseAmount, Unit *caster)

float	CalcPeriodicCritChance (Unit const caster, Unit const target) const

Private Attributes
Aura *const	m_base

SpellInfo const *const	m_spellInfo

int32 const	m_baseAmount

int32 const	m_dieSides

bool	m_applyResilience

uint8	m_casterLevel

int32	m_amount

float	m_critChance

float	m_pctMods

int32	m_oldAmount

bool	m_isAuraEnabled

ChannelTargetData *	m_channelData

SpellModifier *	m_spellmod

int32	m_periodicTimer

int32	m_amplitude

uint32	m_tickNumber

uint8 const	m_effIndex

bool	m_canBeRecalculated

bool	m_isPeriodic

bool	m_isRecalculatingPassiveAuras = false

Friends
void	Aura::_InitEffects (uint8 effMask, Unit caster, int32 baseAmount)

Aura *	Unit::_TryStackingOrRefreshingExistingAura (SpellInfo const newAura, uint8 effMask, Unit caster, int32 baseAmount, Item castItem, ObjectGuid casterGUID, bool noPeriodicReset)

Detailed Description

Constructor & Destructor Documentation

◆ Aura::~Aura()

AuraEffect::Aura::~Aura ( )

private

◆ ~AuraEffect()

AuraEffect::~AuraEffect ( )

private

{
    delete m_spellmod;
    delete m_channelData;
}

References m_channelData, and m_spellmod.

◆ AuraEffect()

AuraEffect::AuraEffect	(	Aura *	base,
		uint8	effIndex,
		int32 *	baseAmount,
		Unit *	caster
	)

explicitprivate

                                                                                 :
    m_base(base), m_spellInfo(base->GetSpellInfo()),
    m_baseAmount(baseAmount ? * baseAmount : m_spellInfo->Effects[effIndex].BasePoints), m_dieSides(m_spellInfo->Effects[effIndex].DieSides),
    m_critChance(0), m_pctMods(1.0f), m_oldAmount(0), m_isAuraEnabled(true), m_channelData(nullptr), m_spellmod(nullptr), m_periodicTimer(0), m_amplitude(0), m_tickNumber(0), m_effIndex(effIndex),
    m_canBeRecalculated(true), m_isPeriodic(false)
{
    CalculatePeriodic(caster, true, false);
    CalculatePeriodicData();
 
    m_amount = CalculateAmount(caster);
    m_casterLevel = caster ? caster->GetLevel() : 0;
    m_applyResilience = caster && caster->CanApplyResilience();
 
    CalculateSpellMod();
 
    // Xinef: channel data structure
    if (caster)
        if (Spell* spell = caster->GetCurrentSpell(CURRENT_CHANNELED_SPELL))
            m_channelData = new ChannelTargetData(caster->GetGuidValue(UNIT_FIELD_CHANNEL_OBJECT), spell->m_targets.HasDst() ? spell->m_targets.GetDst() : nullptr);
}

References CalculateAmount(), CalculatePeriodic(), CalculatePeriodicData(), CalculateSpellMod(), Unit::CanApplyResilience(), CURRENT_CHANNELED_SPELL, Unit::GetCurrentSpell(), Object::GetGuidValue(), Unit::GetLevel(), m_amount, m_applyResilience, m_casterLevel, m_channelData, and UNIT_FIELD_CHANNEL_OBJECT.

Member Function Documentation

◆ ApplySpellMod()

void AuraEffect::ApplySpellMod	(	Unit *	target,
		bool	apply
	)

{
    if (!m_spellmod || !target->IsPlayer())
        return;
 
    target->ToPlayer()->AddSpellMod(m_spellmod, apply);
 
    // Auras with charges do not mod amount of passive auras
    if (GetBase()->IsUsingCharges())
        return;
 
    // Guard against infinite recursion: a spell mod recalculating an aura that
    // triggers ApplySpellMod again (self-referencing or mutual spell mods).
    if (m_isRecalculatingPassiveAuras)
    {
        LOG_DEBUG("spells.aura", "AuraEffect::ApplySpellMod: Recursion detected for spell {} effect {}, skipping passive aura recalculation",
            GetId(), GetEffIndex());
        return;
    }
    m_isRecalculatingPassiveAuras = true;
 
    // reapply some passive spells after add/remove related spellmods
    // Warning: it is a dead loop if 2 auras each other amount-shouldn't happen
    switch (GetMiscValue())
    {
        case SPELLMOD_ALL_EFFECTS:
        case SPELLMOD_EFFECT1:
        case SPELLMOD_EFFECT2:
        case SPELLMOD_EFFECT3:
            {
                ObjectGuid guid = target->GetGUID();
                Unit::AuraApplicationMap& auras = target->GetAppliedAuras();
                for (Unit::AuraApplicationMap::iterator iter = auras.begin(); iter != auras.end(); ++iter)
                {
                    Aura* aura = iter->second->GetBase();
                    // only passive and permament auras-active auras should have amount set on spellcast and not be affected
                    // if aura is casted by others, it will not be affected
                    if ((aura->IsPassive() || aura->IsPermanent()) && aura->GetCasterGUID() == guid && aura->GetSpellInfo()->IsAffectedBySpellMod(m_spellmod))
                    {
                        if (GetMiscValue() == SPELLMOD_ALL_EFFECTS)
                        {
                            for (uint8 i = 0; i < MAX_SPELL_EFFECTS; ++i)
                            {
                                if (AuraEffect* aurEff = aura->GetEffect(i))
                                    aurEff->RecalculateAmount();
                            }
                        }
                        else if (GetMiscValue() == SPELLMOD_EFFECT1)
                        {
                            if (AuraEffect* aurEff = aura->GetEffect(0))
                                aurEff->RecalculateAmount();
                        }
                        else if (GetMiscValue() == SPELLMOD_EFFECT2)
                        {
                            if (AuraEffect* aurEff = aura->GetEffect(1))
                                aurEff->RecalculateAmount();
                        }
                        else //if (modOp == SPELLMOD_EFFECT3)
                        {
                            if (AuraEffect* aurEff = aura->GetEffect(2))
                                aurEff->RecalculateAmount();
                        }
                    }
                }
 
                Pet* pet = target->ToPlayer()->GetPet();
                if (!pet)
                    break;
 
                ObjectGuid petguid = pet->GetGUID();
                Unit::AuraApplicationMap& petauras = pet->GetAppliedAuras();
                for (Unit::AuraApplicationMap::iterator iter = petauras.begin(); iter != petauras.end(); ++iter)
                {
                    Aura* aura = iter->second->GetBase();
                    // only passive auras-active auras should have amount set on spellcast and not be affected
                    // if aura is casted by others, it will not be affected
                    if ((aura->IsPassive() || aura->IsPermanent()) && aura->GetCasterGUID() == petguid && aura->GetSpellInfo()->IsAffectedBySpellMod(m_spellmod))
                    {
                        if (GetMiscValue() == SPELLMOD_ALL_EFFECTS)
                        {
                            for (uint8 i = 0; i < MAX_SPELL_EFFECTS; ++i)
                            {
                                if (AuraEffect* aurEff = aura->GetEffect(i))
                                    aurEff->RecalculateAmount();
                            }
                        }
                        else if (GetMiscValue() == SPELLMOD_EFFECT1)
                        {
                            if (AuraEffect* aurEff = aura->GetEffect(0))
                                aurEff->RecalculateAmount();
                        }
                        else if (GetMiscValue() == SPELLMOD_EFFECT2)
                        {
                            if (AuraEffect* aurEff = aura->GetEffect(1))
                                aurEff->RecalculateAmount();
                        }
                        else //if (modOp == SPELLMOD_EFFECT3)
                        {
                            if (AuraEffect* aurEff = aura->GetEffect(2))
                                aurEff->RecalculateAmount();
                        }
                    }
                }
            }
        default:
            break;
    }
 
    m_isRecalculatingPassiveAuras = false;
}

References Player::AddSpellMod(), Unit::GetAppliedAuras(), GetBase(), Aura::GetCasterGUID(), Aura::GetEffect(), GetEffIndex(), Object::GetGUID(), GetId(), GetMiscValue(), Player::GetPet(), Aura::GetSpellInfo(), SpellInfo::IsAffectedBySpellMod(), Aura::IsPassive(), Aura::IsPermanent(), Object::IsPlayer(), LOG_DEBUG, m_isRecalculatingPassiveAuras, m_spellmod, MAX_SPELL_EFFECTS, SPELLMOD_ALL_EFFECTS, SPELLMOD_EFFECT1, SPELLMOD_EFFECT2, SPELLMOD_EFFECT3, and Object::ToPlayer().

Referenced by HandleEffect().

◆ CalcPeriodicCritChance()

float AuraEffect::CalcPeriodicCritChance	(	Unit const *	caster,
		Unit const *	target
	)		const

private

{
    float critChance = 0.0f;
    if (caster)
    {
        if (Player* modOwner = caster->GetSpellModOwner())
        {
            Unit::AuraEffectList const& mPeriodicCritAuras = modOwner->GetAuraEffectsByType(SPELL_AURA_ABILITY_PERIODIC_CRIT);
            for (Unit::AuraEffectList::const_iterator itr = mPeriodicCritAuras.begin(); itr != mPeriodicCritAuras.end(); ++itr)
            {
                if ((*itr)->IsAffectedOnSpell(GetSpellInfo()))
                {
                    critChance = modOwner->SpellDoneCritChance(nullptr, GetSpellInfo(), GetSpellInfo()->GetSchoolMask(), (GetSpellInfo()->DmgClass == SPELL_DAMAGE_CLASS_RANGED ? RANGED_ATTACK : BASE_ATTACK), true);
                    break;
                }
            }
 
            switch (GetSpellInfo()->SpellFamilyName)
            {
                // Rupture - since 3.3.3 can crit
                case SPELLFAMILY_ROGUE:
                    if (GetSpellInfo()->SpellFamilyFlags[0] & 0x100000)
                        critChance = modOwner->SpellDoneCritChance(nullptr, GetSpellInfo(), GetSpellInfo()->GetSchoolMask(), BASE_ATTACK, true);
                    break;
            }
        }
    }
    if (target && critChance > 0.0f)
        critChance = target->SpellTakenCritChance(caster, GetSpellInfo(), GetSpellInfo()->GetSchoolMask(), critChance, BASE_ATTACK, true);
 
    return std::max(0.0f, critChance);
}

References BASE_ATTACK, SpellInfo::DmgClass, SpellInfo::GetSchoolMask(), GetSpellInfo(), Unit::GetSpellModOwner(), RANGED_ATTACK, SPELL_AURA_ABILITY_PERIODIC_CRIT, SPELL_DAMAGE_CLASS_RANGED, SPELLFAMILY_ROGUE, SpellInfo::SpellFamilyFlags, SpellInfo::SpellFamilyName, and Unit::SpellTakenCritChance().

Referenced by CalculatePeriodicData().

◆ CalculateAmount()

int32 AuraEffect::CalculateAmount ( Unit * caster )

{
    int32 amount;
    // default amount calculation
    amount = m_spellInfo->Effects[m_effIndex].CalcValue(caster, &m_baseAmount, nullptr);
 
    // check item enchant aura cast
    if (!amount && caster)
        if (ObjectGuid itemGUID = GetBase()->GetCastItemGUID())
            if (Player* playerCaster = caster->ToPlayer())
                if (Item* castItem = playerCaster->GetItemByGuid(itemGUID))
                    if (castItem->GetItemSuffixFactor())
                    {
                        ItemRandomSuffixEntry const* item_rand_suffix = sItemRandomSuffixStore.LookupEntry(std::abs(castItem->GetItemRandomPropertyId()));
                        if (item_rand_suffix)
                        {
                            for (uint8 k = 0; k < MAX_ITEM_ENCHANTMENT_EFFECTS; k++)
                            {
                                SpellItemEnchantmentEntry const* pEnchant = sSpellItemEnchantmentStore.LookupEntry(item_rand_suffix->Enchantment[k]);
                                if (pEnchant)
                                {
                                    for (uint8 t = 0; t < MAX_SPELL_ITEM_ENCHANTMENT_EFFECTS; t++)
                                        if (pEnchant->spellid[t] == m_spellInfo->Id)
                                        {
                                            amount = uint32((item_rand_suffix->AllocationPct[k] * castItem->GetItemSuffixFactor()) / 10000);
                                            break;
                                        }
                                }
 
                                if (amount)
                                    break;
                            }
                        }
                    }
 
    // custom amount calculations go here
    // xinef: normal auras
    switch (GetAuraType())
    {
        // crowd control auras
        case SPELL_AURA_MOD_CONFUSE:
        case SPELL_AURA_MOD_FEAR:
        case SPELL_AURA_MOD_STUN:
        case SPELL_AURA_MOD_ROOT:
        case SPELL_AURA_TRANSFORM:
        {
            m_canBeRecalculated = false;
            if (!m_spellInfo->ProcFlags || m_spellInfo->HasAura(SPELL_AURA_PROC_TRIGGER_SPELL)) // xinef: skip auras with proctriggerspell, they must have procflags...
                break;
            if (!caster)
                break;
            // not impacted by gear
            // not impacted by target level
            // not impacted by rank
            // asumption - depends on caster level
            amount = sObjectMgr->GetCreatureBaseStats(caster->GetLevel(), Classes::CLASS_WARRIOR)->BaseHealth[EXPANSION_WRATH_OF_THE_LICH_KING] / 4.75f;
            // Glyphs increasing damage cap
            Unit::AuraEffectList const& overrideClassScripts = caster->GetAuraEffectsByType(SPELL_AURA_OVERRIDE_CLASS_SCRIPTS);
            for (Unit::AuraEffectList::const_iterator itr = overrideClassScripts.begin(); itr != overrideClassScripts.end(); ++itr)
            {
                if ((*itr)->IsAffectedOnSpell(m_spellInfo))
                {
                    // Glyph of Fear, Glyph of Frost nova and similar auras
                    if ((*itr)->GetMiscValue() == 7801)
                    {
                        AddPct(amount, (*itr)->GetAmount());
                        break;
                    }
                }
            }
            break;
        }
        case SPELL_AURA_SCHOOL_ABSORB:
        case SPELL_AURA_MANA_SHIELD:
            m_canBeRecalculated = false;
            break;
        case SPELL_AURA_MOD_DAMAGE_PERCENT_DONE:
            // Titan's Grip
            if (!caster)
                break;
            if (GetId() == 49152 && caster->ToPlayer())
            {
                Item* item1 = caster->ToPlayer()->GetWeaponForAttack(BASE_ATTACK);
                Item* item2 = caster->ToPlayer()->GetWeaponForAttack(OFF_ATTACK);
 
                if (!item2)
                    item2 = caster->ToPlayer()->GetShield();
 
                if (item1 && item2
                    && (item1->GetTemplate()->InventoryType == INVTYPE_2HWEAPON || item2->GetTemplate()->InventoryType == INVTYPE_2HWEAPON))
                {
                    amount = -10;
                }
                else
                    amount = 0;
            }
            break;
        default:
            break;
    }
 
    // xinef: save base amount, before calculating sp etc. Used for Unit::CastDelayedSpellWithPeriodicAmount
    SetOldAmount(amount * GetBase()->GetStackAmount());
 
    // Xinef: Periodic auras
    if (caster)
        switch (GetAuraType())
        {
            case SPELL_AURA_PERIODIC_DAMAGE:
            case SPELL_AURA_PERIODIC_LEECH:
                // xinef: save caster depending auras, always pass 1 as stack amount, effect will be multiplicated at the end of the function by correct value!
                if (GetBase()->GetType() == UNIT_AURA_TYPE)
                    amount = caster->SpellDamageBonusDone(GetBase()->GetUnitOwner(), GetSpellInfo(), amount, DOT, GetEffIndex(), GetPctMods(), 1);
                break;
            case SPELL_AURA_PERIODIC_HEAL:
                if (GetBase()->GetType() == UNIT_AURA_TYPE)
                    amount = caster->SpellHealingBonusDone(GetBase()->GetUnitOwner(), GetSpellInfo(), amount, DOT, GetEffIndex(), GetPctMods(), 1);
                break;
            case SPELL_AURA_DAMAGE_SHIELD:
                if (GetBase()->GetType() == UNIT_AURA_TYPE)
                    amount = caster->SpellDamageBonusDone(GetBase()->GetUnitOwner(), GetSpellInfo(), amount, SPELL_DIRECT_DAMAGE, 0.0f, 1);
                break;
            default:
                break;
        }
 
    GetBase()->CallScriptEffectCalcAmountHandlers(this, amount, m_canBeRecalculated);
 
    amount *= GetBase()->GetStackAmount();
    return amount;
}

References AddPct(), ItemRandomSuffixEntry::AllocationPct, BASE_ATTACK, Aura::CallScriptEffectCalcAmountHandlers(), CLASS_WARRIOR, DOT, SpellInfo::Effects, ItemRandomSuffixEntry::Enchantment, EXPANSION_WRATH_OF_THE_LICH_KING, Unit::GetAuraEffectsByType(), GetAuraType(), GetBase(), GetEffIndex(), GetId(), Unit::GetLevel(), GetPctMods(), Player::GetShield(), GetSpellInfo(), Aura::GetStackAmount(), Item::GetTemplate(), Player::GetWeaponForAttack(), SpellInfo::HasAura(), SpellInfo::Id, ItemTemplate::InventoryType, INVTYPE_2HWEAPON, m_baseAmount, m_canBeRecalculated, m_effIndex, m_spellInfo, MAX_ITEM_ENCHANTMENT_EFFECTS, MAX_SPELL_ITEM_ENCHANTMENT_EFFECTS, OFF_ATTACK, SpellInfo::ProcFlags, SetOldAmount(), sItemRandomSuffixStore, sObjectMgr, SPELL_AURA_DAMAGE_SHIELD, SPELL_AURA_MANA_SHIELD, SPELL_AURA_MOD_CONFUSE, SPELL_AURA_MOD_DAMAGE_PERCENT_DONE, SPELL_AURA_MOD_FEAR, SPELL_AURA_MOD_ROOT, SPELL_AURA_MOD_STUN, SPELL_AURA_OVERRIDE_CLASS_SCRIPTS, SPELL_AURA_PERIODIC_DAMAGE, SPELL_AURA_PERIODIC_HEAL, SPELL_AURA_PERIODIC_LEECH, SPELL_AURA_PROC_TRIGGER_SPELL, SPELL_AURA_SCHOOL_ABSORB, SPELL_AURA_TRANSFORM, SPELL_DIRECT_DAMAGE, Unit::SpellDamageBonusDone(), Unit::SpellHealingBonusDone(), SpellItemEnchantmentEntry::spellid, sSpellItemEnchantmentStore, Object::ToPlayer(), and UNIT_AURA_TYPE.

Referenced by AuraEffect(), spell_dk_pet_scaling::HandlePeriodic(), spell_hun_generic_scaling::HandlePeriodic(), spell_mage_pet_scaling::HandlePeriodic(), spell_sha_feral_spirit_scaling::HandlePeriodic(), spell_warl_generic_scaling::HandlePeriodic(), RecalculateAmount(), and RecalculateAmount().

◆ CalculatePeriodic()

void AuraEffect::CalculatePeriodic	(	Unit *	caster,
		bool	create = `false`,
		bool	load = `false`
	)

Todo:: : Not sure whether the fallthrough was a mistake (forgetting a break) or intended. This should be double-checked.

{
    m_amplitude = m_spellInfo->Effects[m_effIndex].Amplitude;
 
    // prepare periodics
    switch (GetAuraType())
    {
        case SPELL_AURA_OBS_MOD_POWER:
            // 3 spells have no amplitude set
            if (!m_amplitude)
                m_amplitude = 1 * IN_MILLISECONDS;
            [[fallthrough]]; 
        case SPELL_AURA_PERIODIC_DAMAGE:
        case SPELL_AURA_PERIODIC_HEAL:
        case SPELL_AURA_OBS_MOD_HEALTH:
        case SPELL_AURA_PERIODIC_TRIGGER_SPELL:
        case SPELL_AURA_PERIODIC_TRIGGER_SPELL_FROM_CLIENT:
        case SPELL_AURA_PERIODIC_ENERGIZE:
        case SPELL_AURA_PERIODIC_LEECH:
        case SPELL_AURA_PERIODIC_HEALTH_FUNNEL:
        case SPELL_AURA_PERIODIC_MANA_LEECH:
        case SPELL_AURA_PERIODIC_DAMAGE_PERCENT:
        case SPELL_AURA_POWER_BURN:
        case SPELL_AURA_PERIODIC_DUMMY:
        case SPELL_AURA_PERIODIC_TRIGGER_SPELL_WITH_VALUE:
            m_isPeriodic = true;
            break;
        default:
            break;
    }
 
    GetBase()->CallScriptEffectCalcPeriodicHandlers(this, m_isPeriodic, m_amplitude);
 
    if (!m_isPeriodic)
        return;
 
    // Xinef: fix broken data in dbc
    if (m_amplitude <= 0)
        m_amplitude = 1000;
 
    Player* modOwner = caster ? caster->GetSpellModOwner() : nullptr;
 
    // Apply casting time mods
    if (m_amplitude)
    {
        // Apply periodic time mod
        if (modOwner)
            modOwner->ApplySpellMod(GetId(), SPELLMOD_ACTIVATION_TIME, m_amplitude);
 
        if (caster)
        {
            if (caster->HasAuraTypeWithAffectMask(SPELL_AURA_PERIODIC_HASTE, m_spellInfo) || m_spellInfo->HasAttribute(SPELL_ATTR5_SPELL_HASTE_AFFECTS_PERIODIC))
                m_amplitude = int32(m_amplitude * caster->GetFloatValue(UNIT_MOD_CAST_SPEED));
        }
    }
 
    if (load) // aura loaded from db
    {
        m_tickNumber = m_amplitude ? GetBase()->GetDuration() / m_amplitude : 0;
        m_periodicTimer = m_amplitude ? GetBase()->GetDuration() % m_amplitude : 0;
        if (m_spellInfo->HasAttribute(SPELL_ATTR5_EXTRA_INITIAL_PERIOD))
            ++m_tickNumber;
    }
    else // aura just created or reapplied
    {
        m_tickNumber = 0;
        // reset periodic timer on aura create or on reapply when aura isn't dot
        // possibly we should not reset periodic timers only when aura is triggered by proc
        // or maybe there's a spell attribute somewhere
        bool resetPeriodicTimer = create
                                  || ((GetAuraType() != SPELL_AURA_PERIODIC_DAMAGE) && (GetAuraType() != SPELL_AURA_PERIODIC_DAMAGE_PERCENT));
 
        if (resetPeriodicTimer)
        {
            m_periodicTimer = 0;
            // Start periodic on next tick or at aura apply
            if (m_amplitude)
            {
                if (!GetSpellInfo()->HasAttribute(SPELL_ATTR5_EXTRA_INITIAL_PERIOD))
                    m_periodicTimer += m_amplitude;
                else if (caster && caster->IsTotem()) // for totems only ;d
                {
                    m_periodicTimer = 100; // make it ALMOST instant
                    if (!GetBase()->IsPassive())
                        GetBase()->SetDuration(GetBase()->GetDuration() + 100);
                }
            }
        }
    }
}

Referenced by AuraEffect(), spell_shadowfang_keep_haunting_spirits_aura::HandleUpdatePeriodic(), and Aura::SetLoadedState().

◆ CalculatePeriodicData()

void AuraEffect::CalculatePeriodicData ( )

{
    // xinef: save caster depending auras with pct mods
    if (GetBase()->GetType() == UNIT_AURA_TYPE && GetCaster())
    {
        if (m_spellInfo->HasAura(SPELL_AURA_PERIODIC_HEAL))
            m_pctMods = GetCaster()->SpellPctHealingModsDone(GetBase()->GetUnitOwner(), GetSpellInfo(), DOT, false);
        else if (m_spellInfo->HasAura(SPELL_AURA_PERIODIC_DAMAGE) || m_spellInfo->HasAura(SPELL_AURA_PERIODIC_LEECH))
            m_pctMods = GetCaster()->SpellPctDamageModsDone(GetBase()->GetUnitOwner(), GetSpellInfo(), DOT);
    }
 
    if (GetCaster())
        SetCritChance(CalcPeriodicCritChance(GetCaster(), (GetBase()->GetType() == UNIT_AURA_TYPE ? GetBase()->GetUnitOwner() : nullptr)));
}

References CalcPeriodicCritChance(), DOT, GetBase(), GetCaster(), GetSpellInfo(), SpellInfo::HasAura(), m_pctMods, m_spellInfo, SetCritChance(), SPELL_AURA_PERIODIC_DAMAGE, SPELL_AURA_PERIODIC_HEAL, SPELL_AURA_PERIODIC_LEECH, Unit::SpellPctDamageModsDone(), Unit::SpellPctHealingModsDone(), and UNIT_AURA_TYPE.

Referenced by AuraEffect().

◆ CalculateSpellMod()

void AuraEffect::CalculateSpellMod ( )

{
    switch (GetAuraType())
    {
        case SPELL_AURA_ADD_FLAT_MODIFIER:
        case SPELL_AURA_ADD_PCT_MODIFIER:
            if (!m_spellmod)
            {
                m_spellmod = new SpellModifier(GetBase());
                m_spellmod->op = SpellModOp(GetMiscValue());
 
                m_spellmod->type = SpellModType(GetAuraType()); // SpellModType value == spell aura types
                m_spellmod->spellId = GetId();
                m_spellmod->mask = GetSpellInfo()->Effects[GetEffIndex()].SpellClassMask;
            }
            m_spellmod->value = GetAmount();
            break;
        default:
            break;
    }
    GetBase()->CallScriptEffectCalcSpellModHandlers(this, m_spellmod);
}

References Aura::CallScriptEffectCalcSpellModHandlers(), SpellInfo::Effects, GetAmount(), GetAuraType(), GetBase(), GetEffIndex(), GetId(), GetMiscValue(), GetSpellInfo(), m_spellmod, SpellModifier::mask, SpellModifier::op, SPELL_AURA_ADD_FLAT_MODIFIER, SPELL_AURA_ADD_PCT_MODIFIER, SpellModifier::spellId, SpellModifier::type, and SpellModifier::value.

Referenced by AuraEffect(), ChangeAmount(), and Aura::SetLoadedState().

◆ CanApplyResilience()

bool AuraEffect::CanApplyResilience ( ) const

inline

112{ return m_applyResilience; }

References m_applyResilience.

Referenced by HandlePeriodicDamageAurasTick(), and HandlePeriodicHealthLeechAuraTick().

◆ CanBeRecalculated()

bool AuraEffect::CanBeRecalculated ( ) const

inline

78{ return m_canBeRecalculated; }

References m_canBeRecalculated.

Referenced by Pet::_SaveAuras(), RecalculateAmount(), RecalculateAmount(), and Unit::RemoveAurasDueToSpellBySteal().

◆ ChangeAmount()

void AuraEffect::ChangeAmount	(	int32	newAmount,
		bool	mark = `true`,
		bool	onStackOrReapply = `false`
	)

{
    // Reapply if amount change
    uint8 handleMask = 0;
    if (newAmount != GetAmount())
        handleMask |= AURA_EFFECT_HANDLE_CHANGE_AMOUNT;
    if (onStackOrReapply)
        handleMask |= AURA_EFFECT_HANDLE_REAPPLY;
 
    if (!handleMask)
        return;
 
    std::list<AuraApplication*> effectApplications;
    GetApplicationList(effectApplications);
 
    for (AuraApplication* aurApp : effectApplications)
        if (aurApp->HasEffect(GetEffIndex()))
        {
            aurApp->GetTarget()->_RegisterAuraEffect(this, false);
            HandleEffect(aurApp, handleMask, false);
        }
 
    if (handleMask & AURA_EFFECT_HANDLE_CHANGE_AMOUNT)
    {
        if (!mark)
            m_amount = newAmount;
        else
            SetAmount(newAmount);
        CalculateSpellMod();
    }
 
    for (AuraApplication* aurApp : effectApplications)
        if (aurApp->HasEffect(GetEffIndex()))
        {
            if (aurApp->GetRemoveMode() != AURA_REMOVE_NONE)
                continue;
 
            aurApp->GetTarget()->_RegisterAuraEffect(this, true);
            HandleEffect(aurApp, handleMask, true);
        }
}

References AURA_EFFECT_HANDLE_CHANGE_AMOUNT, AURA_EFFECT_HANDLE_REAPPLY, AURA_REMOVE_NONE, CalculateSpellMod(), GetAmount(), GetApplicationList(), GetEffIndex(), HandleEffect(), m_amount, and SetAmount().

Referenced by spell_gen_arena_drink::CalcAmount(), spell_dk_pet_scaling::HandlePeriodic(), spell_hun_generic_scaling::HandlePeriodic(), spell_mage_pet_scaling::HandlePeriodic(), spell_sha_feral_spirit_scaling::HandlePeriodic(), spell_warl_generic_scaling::HandlePeriodic(), RecalculateAmount(), RecalculateAmount(), and spell_gen_arena_drink::UpdatePeriodic().

◆ CheckEffectProc()

bool AuraEffect::CheckEffectProc	(	AuraApplication *	aurApp,
		ProcEventInfo &	eventInfo
	)		const

{
    bool result = GetBase()->CallScriptCheckEffectProcHandlers(this, aurApp, eventInfo);
    if (!result)
        return false;
 
    SpellInfo const* spellInfo = eventInfo.GetSpellInfo();
    switch (GetAuraType())
    {
        case SPELL_AURA_MOD_CONFUSE:
        case SPELL_AURA_MOD_FEAR:
        case SPELL_AURA_MOD_STUN:
        case SPELL_AURA_MOD_ROOT:
        case SPELL_AURA_TRANSFORM:
        {
            DamageInfo* damageInfo = eventInfo.GetDamageInfo();
            if (!damageInfo || !damageInfo->GetDamage())
                return false;
 
            // Spell own damage at apply won't break CC
            if (spellInfo && spellInfo == GetSpellInfo())
            {
                Aura* aura = GetBase();
                // called from spellcast, should not have ticked yet
                if (aura->GetDuration() == aura->GetMaxDuration())
                    return false;
            }
            break;
        }
        case SPELL_AURA_MECHANIC_IMMUNITY:
        case SPELL_AURA_MOD_MECHANIC_RESISTANCE:
            // compare mechanic
            if (!spellInfo || !(spellInfo->GetAllEffectsMechanicMask() & (1ULL << GetMiscValue())))
                return false;
            break;
        case SPELL_AURA_MOD_CASTING_SPEED_NOT_STACK:
            // skip melee hits and instant cast spells
            if (!eventInfo.GetProcSpell() || !eventInfo.GetProcSpell()->GetCastTime())
                return false;
            break;
        case SPELL_AURA_MOD_POWER_COST_SCHOOL:
        case SPELL_AURA_MOD_POWER_COST_SCHOOL_PCT:
        {
            // Skip melee hits and spells with wrong school or zero cost
            if (!spellInfo || !(spellInfo->GetSchoolMask() & GetMiscValue())
                    || !spellInfo->ManaCost || !spellInfo->ManaCostPercentage)
                return false;
            break;
        }
        case SPELL_AURA_REFLECT_SPELLS_SCHOOL:
            // Skip melee hits and spells with wrong school
            if (!spellInfo || !(spellInfo->GetSchoolMask() & GetMiscValue()))
                return false;
            break;
        case SPELL_AURA_MOD_DAMAGE_FROM_CASTER:
            // Compare casters
            if (GetCasterGUID() != eventInfo.GetActor()->GetGUID())
                return false;
            break;
        case SPELL_AURA_PROC_TRIGGER_SPELL:
        case SPELL_AURA_PROC_TRIGGER_SPELL_WITH_VALUE:
        {
            // Don't proc extra attacks while already processing extra attack spell
            uint32 triggerSpellId = m_spellInfo->Effects[GetEffIndex()].TriggerSpell;
            if (SpellInfo const* triggeredSpellInfo = sSpellMgr->GetSpellInfo(triggerSpellId))
            {
                if (triggeredSpellInfo->HasEffect(SPELL_EFFECT_ADD_EXTRA_ATTACKS))
                {
                    uint32 lastExtraAttackSpell = eventInfo.GetActor()->GetLastExtraAttackSpell();
 
                    // Patch 1.12.0(?) extra attack abilities can no longer chain proc themselves
                    if (lastExtraAttackSpell == triggerSpellId)
                        return false;
 
                    // Patch 2.2.0 Sword Specialization (Warrior, Rogue) extra attack can no longer proc additional extra attacks
                    // 3.3.5 Sword Specialization (Warrior), Hack and Slash (Rogue)
                    if (lastExtraAttackSpell == SPELL_SWORD_SPECIALIZATION || lastExtraAttackSpell == SPELL_HACK_AND_SLASH)
                        return false;
                }
            }
            break;
        }
        default:
            break;
    }
 
    return result;
}

References Aura::CallScriptCheckEffectProcHandlers(), SpellInfo::Effects, ProcEventInfo::GetActor(), SpellInfo::GetAllEffectsMechanicMask(), GetAuraType(), GetBase(), GetCasterGUID(), Spell::GetCastTime(), DamageInfo::GetDamage(), ProcEventInfo::GetDamageInfo(), Aura::GetDuration(), GetEffIndex(), Object::GetGUID(), Unit::GetLastExtraAttackSpell(), Aura::GetMaxDuration(), GetMiscValue(), ProcEventInfo::GetProcSpell(), SpellInfo::GetSchoolMask(), ProcEventInfo::GetSpellInfo(), GetSpellInfo(), m_spellInfo, SpellInfo::ManaCost, SpellInfo::ManaCostPercentage, SPELL_AURA_MECHANIC_IMMUNITY, SPELL_AURA_MOD_CASTING_SPEED_NOT_STACK, SPELL_AURA_MOD_CONFUSE, SPELL_AURA_MOD_DAMAGE_FROM_CASTER, SPELL_AURA_MOD_FEAR, SPELL_AURA_MOD_MECHANIC_RESISTANCE, SPELL_AURA_MOD_POWER_COST_SCHOOL, SPELL_AURA_MOD_POWER_COST_SCHOOL_PCT, SPELL_AURA_MOD_ROOT, SPELL_AURA_MOD_STUN, SPELL_AURA_PROC_TRIGGER_SPELL, SPELL_AURA_PROC_TRIGGER_SPELL_WITH_VALUE, SPELL_AURA_REFLECT_SPELLS_SCHOOL, SPELL_AURA_TRANSFORM, SPELL_EFFECT_ADD_EXTRA_ATTACKS, SPELL_HACK_AND_SLASH, SPELL_SWORD_SPECIALIZATION, and sSpellMgr.

◆ CleanupTriggeredSpells()

void AuraEffect::CleanupTriggeredSpells ( Unit * target )

Todo:: : is there a spell flag, which can solve this in a more sophisticated way?

{
    uint32 tSpellId = m_spellInfo->Effects[GetEffIndex()].TriggerSpell;
    if (!tSpellId)
        return;
 
    SpellInfo const* tProto = sSpellMgr->GetSpellInfo(tSpellId);
    if (!tProto)
        return;
 
    if (tProto->GetDuration() != -1)
        return;
 
    // needed for spell 43680, maybe others
    if (m_spellInfo->Effects[GetEffIndex()].ApplyAuraName == SPELL_AURA_PERIODIC_TRIGGER_SPELL &&
            uint32(m_spellInfo->GetDuration()) == m_spellInfo->Effects[GetEffIndex()].Amplitude)
        return;
 
    target->RemoveAurasDueToSpell(tSpellId, GetCasterGUID());
}

References SpellInfo::Effects, GetCasterGUID(), SpellInfo::GetDuration(), GetEffIndex(), m_spellInfo, Unit::RemoveAurasDueToSpell(), SPELL_AURA_PERIODIC_TRIGGER_SPELL, and sSpellMgr.

Referenced by AuraApplication::_HandleEffect().

◆ GetAmount()

int32 AuraEffect::GetAmount ( ) const

inline

64{ return m_isAuraEnabled ? m_amount : 0; }

References m_amount, and m_isAuraEnabled.

◆ GetAmplitude()

int32 AuraEffect::GetAmplitude ( ) const

inline

59{ return m_amplitude; }

References m_amplitude.

Referenced by spell_igb_rocket_pack_aura::HandleRemove().

◆ GetApplicationList()

void AuraEffect::GetApplicationList ( std::list< AuraApplication * > & applicationList ) const

{
    Aura::ApplicationMap const& targetMap = GetBase()->GetApplicationMap();
    for (Aura::ApplicationMap::const_iterator appIter = targetMap.begin(); appIter != targetMap.end(); ++appIter)
    {
        if (appIter->second->HasEffect(GetEffIndex()))
            applicationList.push_back(appIter->second);
    }
}

References Aura::GetApplicationMap(), GetBase(), and GetEffIndex().

Referenced by ChangeAmount(), and Update().

◆ GetAuraType()

AuraType AuraEffect::GetAuraType ( ) const

{
    return (AuraType)m_spellInfo->Effects[m_effIndex].ApplyAuraName;
}

References SpellInfo::Effects, m_effIndex, and m_spellInfo.

◆ GetBase()

Aura * AuraEffect::GetBase ( ) const

inline

49{ return m_base; }

References m_base.

Referenced by spell_rog_stealth_buff_tracker< RemoveSpellId >::AfterApply(), ApplySpellMod(), Unit::CalcAbsorbResist(), Unit::CalcHealAbsorb(), CalculateAmount(), CalculatePeriodic(), CalculatePeriodicData(), CalculateSpellMod(), CheckEffectProc(), Spell::EffectHeal(), Spell::EffectSchoolDMG(), spell_festergut_blighted_spores_aura::ExtraEffect(), GetApplicationList(), Unit::GetAuraEffect(), GetCaster(), GetCasterGUID(), GetTargetList(), GetTotalTicks(), HandleAuraDummy(), HandleAuraLinked(), HandleAuraModShapeshift(), HandleAuraModStateImmunity(), HandleAuraMounted(), Unit::HandleAuraRaidProcFromCharge(), Unit::HandleAuraRaidProcFromChargeWithValue(), HandleAuraRetainComboPoints(), HandleEffect(), HandleEffect(), spell_pal_exorcism_and_holy_wrath_damage::HandleEffectCalcSpellMod(), spell_warl_improved_demonic_tactics::HandleEffectCalcSpellMod(), spell_warr_glyph_of_sunder_armor::HandleEffectCalcSpellMod(), spell_brewfest_main_ram_buff::HandleEffectPeriodic(), spell_pos_glacial_strike_aura::HandleEffectPeriodic(), HandleObsModPowerAuraTick(), HandlePeriodicDamageAurasTick(), HandlePeriodicEnergizeAuraTick(), HandlePeriodicHealAurasTick(), HandlePeriodicHealthLeechAuraTick(), HandlePeriodicManaLeechAuraTick(), HandlePeriodicTriggerSpellAuraTick(), HandleProc(), spell_sha_static_shock::HandleProc(), spell_sha_t10_elemental_4p_bonus::HandleProc(), HandleRaidProcFromChargeAuraProc(), HandleRaidProcFromChargeWithValueAuraProc(), spell_dk_glyph_of_scourge_strike_script::HandleScriptEffect(), spell_pal_seal_of_vengeance_aura::HandleSeal(), Unit::IsHighestExclusiveAuraEffect(), spell_hor_shared_suffering_aura::OnRemove(), PeriodicTick(), Spell::prepare(), Player::RestoreBaseRune(), Unit::SpellBaseDamageBonusTaken(), Update(), UpdatePeriodic(), and SpellInfo::ValidateAttribute6SpellDamageMods().

◆ GetBaseAmount()

int32 AuraEffect::GetBaseAmount ( ) const

inline

57{ return m_baseAmount; }

References m_baseAmount.

Referenced by Pet::_SaveAuras(), spell_warl_demonic_knowledge::CalculateAmount(), spell_hun_sniper_training::HandlePeriodic(), spell_hun_sniper_training::HandleUpdatePeriodic(), spell_mark_of_kazrogal_aura::OnPeriodic(), and Unit::RemoveAurasDueToSpellBySteal().

◆ GetCaster()

Unit * AuraEffect::GetCaster ( ) const

inline

47{ return GetBase()->GetCaster(); }

Aura::GetCaster

Unit * GetCaster() const

Definition SpellAuras.cpp:410

References GetBase(), and Aura::GetCaster().

Referenced by Unit::CalcAbsorbResist(), CalculatePeriodicData(), Spell::EffectHeal(), Unit::GetDiseasesByCaster(), HandleAuraCloneCaster(), HandleAuraControlVehicle(), HandleAuraDummy(), HandleAuraLinked(), HandleAuraModTotalThreat(), HandleAuraMounted(), Unit::HandleAuraRaidProcFromCharge(), Unit::HandleAuraRaidProcFromChargeWithValue(), HandleAuraTransform(), HandleBindSight(), HandleChannelDeathItem(), HandleCharmConvert(), HandleFarSight(), HandleModCharm(), HandleModDetaunt(), HandleModFear(), HandleModPossess(), HandleModPossessPet(), HandleRaidProcFromChargeAuraProc(), HandleRaidProcFromChargeWithValueAuraProc(), and RecalculateAmount().

◆ GetCasterGUID()

ObjectGuid AuraEffect::GetCasterGUID ( ) const

inline

48{ return GetBase()->GetCasterGUID(); }

References GetBase(), and Aura::GetCasterGUID().

Referenced by Unit::CastDelayedSpellWithPeriodicAmount(), Unit::CastSpell(), CheckEffectProc(), CleanupTriggeredSpells(), Spell::EffectHeal(), Unit::GetUnitCriticalChance(), HandleAuraDummy(), HandleAuraLinked(), Unit::HandleAuraRaidProcFromCharge(), Unit::HandleAuraRaidProcFromChargeWithValue(), HandleAuraTransform(), HandleFeignDeath(), HandleObsModPowerAuraTick(), HandlePeriodicDamageAurasTick(), HandlePeriodicEnergizeAuraTick(), HandlePeriodicHealAurasTick(), HandlePeriodicHealthLeechAuraTick(), HandlePeriodicManaLeechAuraTick(), spell_dru_leader_of_the_pack::HandleProc(), spell_warl_soul_leech::HandleProc(), HandleRaidProcFromChargeAuraProc(), HandleRaidProcFromChargeWithValueAuraProc(), spell_dk_glyph_of_scourge_strike_script::HandleScriptEffect(), Unit::MeleeDamageBonusTaken(), Unit::SendPeriodicAuraLog(), Unit::SpellDamageBonusTaken(), Unit::SpellHealingBonusTaken(), Unit::SpellTakenCritChance(), and SpellInfo::ValidateAttribute6SpellDamageMods().

◆ GetCasterLevel()

uint8 AuraEffect::GetCasterLevel ( ) const

inline

111{ return m_casterLevel; }

References m_casterLevel.

Referenced by HandlePeriodicDamageAurasTick(), and HandlePeriodicHealthLeechAuraTick().

◆ GetCritChance()

float AuraEffect::GetCritChance ( ) const

inline

109{ return m_critChance; }

References m_critChance.

Referenced by HandlePeriodicDamageAurasTick(), HandlePeriodicHealAurasTick(), and HandlePeriodicHealthLeechAuraTick().

◆ GetDieSides()

int32 AuraEffect::GetDieSides ( ) const

inline

58{ return m_dieSides; }

References m_dieSides.

Referenced by spell_warl_demonic_knowledge::CalculateAmount().

◆ GetEffIndex()

uint32 AuraEffect::GetEffIndex ( ) const

inline

56{ return m_effIndex; }

References m_effIndex.

◆ GetForcedAmount()

int32 AuraEffect::GetForcedAmount ( ) const

inline

65{ return m_amount; }

References m_amount.

◆ GetId()

uint32 AuraEffect::GetId ( ) const

{
    return m_spellInfo->Id;
}

References SpellInfo::Id, and m_spellInfo.

◆ GetMiscValue()

int32 AuraEffect::GetMiscValue ( ) const

{
    return m_spellInfo->Effects[m_effIndex].MiscValue;
}

References SpellInfo::Effects, m_effIndex, and m_spellInfo.

Referenced by ApplySpellMod(), Unit::CalcAbsorbResist(), Unit::CalcArmorReducedDamage(), CalculateSpellMod(), CheckEffectProc(), Unit::GetMaxNegativeAuraModifierByMiscMask(), Unit::GetMaxNegativeAuraModifierByMiscValue(), Unit::GetMaxPositiveAuraModifierByMiscMask(), Unit::GetMaxPositiveAuraModifierByMiscValue(), Unit::GetTotalAuraModifierByMiscMask(), Unit::GetTotalAuraModifierByMiscValue(), Unit::GetTotalAuraMultiplierByMiscMask(), Unit::GetTotalAuraMultiplierByMiscValue(), HandleAuraConvertRune(), HandleAuraDummy(), HandleAuraModBaseResistancePCT(), HandleAuraModEffectImmunity(), HandleAuraModFaction(), HandleAuraModIncreaseEnergy(), HandleAuraModIncreaseEnergyPercent(), HandleAuraModResistance(), HandleAuraModResistanceExclusive(), HandleAuraModResistenceOfStatPercent(), HandleAuraModSchoolImmunity(), HandleAuraModShapeshift(), HandleAuraModSkill(), HandleAuraModStat(), HandleAuraModStateImmunity(), HandleAuraMounted(), HandleAuraOverrideSpells(), HandleAuraSetVehicle(), HandleAuraTrackCreatures(), HandleAuraTrackResources(), HandleAuraTransform(), HandleDetectAmore(), spell_warl_improved_demonic_tactics::HandleEffectCalcSpellMod(), spell_warr_glyph_of_sunder_armor::HandleEffectCalcSpellMod(), HandleForceReaction(), HandleModBaseResistance(), HandleModDamageDone(), HandleModDamagePercentDone(), HandleModInvisibility(), HandleModInvisibilityDetect(), HandleModPercentStat(), HandleModPowerCost(), HandleModPowerCostPCT(), HandleModPowerRegen(), HandleModRating(), HandleModRatingFromStat(), HandleModResistancePercent(), HandleModSpellCritChanceShool(), HandleModStealth(), HandleModStealthDetect(), HandleModStealthLevel(), HandleModTargetResistance(), HandleModTotalPercentStat(), HandleObsModPowerAuraTick(), spell_illidan_shadow_prison_aura::HandleOnEffectApply(), spell_illidan_shadow_prison_aura::HandleOnEffectRemove(), spell_dk_pet_scaling::HandlePeriodic(), spell_hun_generic_scaling::HandlePeriodic(), spell_mage_pet_scaling::HandlePeriodic(), spell_sha_feral_spirit_scaling::HandlePeriodic(), spell_warl_generic_scaling::HandlePeriodic(), HandlePeriodicEnergizeAuraTick(), HandlePeriodicManaLeechAuraTick(), HandlePeriodicPowerBurnAuraTick(), HandleShapeshiftBoosts(), Aura::IsAuraStronger(), Unit::MeleeDamageBonusTaken(), Unit::SendPeriodicAuraLog(), Unit::SpellBaseDamageBonusDone(), Unit::SpellBaseDamageBonusTaken(), Unit::SpellBaseHealingBonusDone(), Unit::SpellDamageBonusDone(), Unit::SpellPctDamageModsDone(), Unit::UpdateDamageDoneMods(), Unit::UpdateDamagePctDoneMods(), Unit::UpdateResistanceBuffModsMod(), and Unit::UpdateStatBuffMod().

◆ GetMiscValueB()

int32 AuraEffect::GetMiscValueB ( ) const

{
    return m_spellInfo->Effects[m_effIndex].MiscValueB;
}

References SpellInfo::Effects, m_effIndex, and m_spellInfo.

Referenced by HandleAuraConvertRune(), and HandleModPowerRegen().

◆ GetOldAmount()

int32 AuraEffect::GetOldAmount ( ) const

inline

116{ return m_oldAmount; }

References m_oldAmount.

Referenced by Unit::CastDelayedSpellWithPeriodicAmount().

◆ GetPctMods()

float AuraEffect::GetPctMods ( ) const

inline

113{ return m_pctMods; }

References m_pctMods.

Referenced by CalculateAmount().

◆ GetPeriodicTimer()

int32 AuraEffect::GetPeriodicTimer ( ) const

inline

68{ return m_periodicTimer; }

References m_periodicTimer.

Referenced by spell_dreamwalker_decay_periodic_timer_aura::DecayPeriodicTimer().

◆ GetSpellInfo()

SpellInfo const * AuraEffect::GetSpellInfo ( ) const

inline

54{ return m_spellInfo; }

References m_spellInfo.

◆ GetSpellModifier()

SpellModifier * AuraEffect::GetSpellModifier ( ) const

inline

52{ return m_spellmod; }

References m_spellmod.

◆ GetTargetList()

void AuraEffect::GetTargetList ( std::list< Unit * > & targetList ) const

{
    Aura::ApplicationMap const& targetMap = GetBase()->GetApplicationMap();
    // remove all targets which were not added to new list - they no longer deserve area aura
    for (Aura::ApplicationMap::const_iterator appIter = targetMap.begin(); appIter != targetMap.end(); ++appIter)
    {
        if (appIter->second->HasEffect(GetEffIndex()))
            targetList.push_back(appIter->second->GetTarget());
    }
}

References Aura::GetApplicationMap(), GetBase(), and GetEffIndex().

◆ GetTickNumber()

uint32 AuraEffect::GetTickNumber ( ) const

inline

87{ return m_tickNumber; }

References m_tickNumber.

◆ GetTotalTicks()

int32 AuraEffect::GetTotalTicks ( ) const

{
    uint32 totalTicks = 1;
    if (m_amplitude)
    {
        totalTicks = GetBase()->GetMaxDuration() / m_amplitude;
 
        if (m_spellInfo->HasAttribute(SPELL_ATTR5_EXTRA_INITIAL_PERIOD))
        {
            ++totalTicks;
        }
    }
 
    return totalTicks;
}

References GetBase(), Aura::GetMaxDuration(), SpellInfo::HasAttribute(), m_amplitude, m_spellInfo, and SPELL_ATTR5_EXTRA_INITIAL_PERIOD.

Referenced by spell_dru_innervate::CalculateAmount(), spell_dru_insect_swarm::CalculateAmount(), spell_gen_lifeblood::CalculateAmount(), spell_gen_gift_of_naaru::CalculateAmount(), Unit::CastDelayedSpellWithPeriodicAmount(), spell_pri_renew::HandleApplyEffect(), Aura::HandleAuraSpecificMods(), spell_pos_blight_aura::HandleEffectPeriodic(), spell_hodir_flash_freeze_aura::HandleEffectPeriodic(), spell_ignis_scorch_aura::HandleEffectPeriodic(), spell_hun_chimera_shot::HandleScriptEffect(), spell_doomfire::PeriodicTick(), spell_broggok_poison_cloud::PeriodicTick(), and Update().

◆ HandleArenaPreparation()

void AuraEffect::HandleArenaPreparation	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_REAL))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (apply)
        target->SetUnitFlag(UNIT_FLAG_PREPARATION);
    else
    {
        // do not remove unit flag if there are more than this auraEffect of that kind on unit on unit
        if (target->HasAuraType(GetAuraType()))
            return;
        target->RemoveUnitFlag(UNIT_FLAG_PREPARATION);
    }
}

References AURA_EFFECT_HANDLE_REAL, GetAuraType(), AuraApplication::GetTarget(), Unit::HasAuraType(), Unit::RemoveUnitFlag(), Unit::SetUnitFlag(), and UNIT_FLAG_PREPARATION.

◆ HandleAuraAllowFlight()

void AuraEffect::HandleAuraAllowFlight	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_SEND_FOR_CLIENT_MASK))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (!apply)
    {
        // do not remove unit flag if there are more than this auraEffect of that kind on unit on unit
        if (target->HasAuraType(GetAuraType()) || target->HasIncreaseMountedFlightSpeedAura())
            return;
    }
 
    target->SetCanFly(apply);
 
    if (!apply && target->IsCreature() && !target->IsLevitating())
        target->GetMotionMaster()->MoveFall();
}

References AURA_EFFECT_HANDLE_SEND_FOR_CLIENT_MASK, GetAuraType(), Unit::GetMotionMaster(), AuraApplication::GetTarget(), Unit::HasAuraType(), Unit::HasIncreaseMountedFlightSpeedAura(), Object::IsCreature(), Unit::IsLevitating(), MotionMaster::MoveFall(), and Unit::SetCanFly().

◆ HandleAuraAllowOnlyAbility()

void AuraEffect::HandleAuraAllowOnlyAbility	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_SEND_FOR_CLIENT_MASK))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (target->IsPlayer())
    {
        if (apply)
            target->ToPlayer()->SetPlayerFlag(PLAYER_ALLOW_ONLY_ABILITY);
        else
        {
            // do not remove unit flag if there are more than this auraEffect of that kind on unit on unit
            if (target->HasAllowOnlyAbilityAura())
                return;
            target->ToPlayer()->RemovePlayerFlag(PLAYER_ALLOW_ONLY_ABILITY);
        }
    }
}

References AURA_EFFECT_HANDLE_SEND_FOR_CLIENT_MASK, AuraApplication::GetTarget(), Unit::HasAllowOnlyAbilityAura(), Object::IsPlayer(), PLAYER_ALLOW_ONLY_ABILITY, Player::RemovePlayerFlag(), Player::SetPlayerFlag(), and Object::ToPlayer().

◆ HandleAuraCloneCaster()

void AuraEffect::HandleAuraCloneCaster	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_SEND_FOR_CLIENT_MASK))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (apply)
    {
        Unit* caster = GetCaster();
        if (!caster || caster == target)
            return;
 
        // What must be cloned? at least display and scale
        target->SetDisplayId(caster->GetDisplayId());
        target->SetUnitFlag2(UNIT_FLAG2_MIRROR_IMAGE);
    }
    else
    {
        target->SetDisplayId(target->GetNativeDisplayId());
        target->RemoveUnitFlag2(UNIT_FLAG2_MIRROR_IMAGE);
    }
}

References AURA_EFFECT_HANDLE_SEND_FOR_CLIENT_MASK, GetCaster(), Unit::GetDisplayId(), Unit::GetNativeDisplayId(), AuraApplication::GetTarget(), Unit::RemoveUnitFlag2(), Unit::SetDisplayId(), Unit::SetUnitFlag2(), and UNIT_FLAG2_MIRROR_IMAGE.

◆ HandleAuraControlVehicle()

void AuraEffect::HandleAuraControlVehicle	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

Such auras are applied from a caster(=player) to a vehicle. This has been verified using spell #49256

{
    if (!(mode & AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (!target->IsVehicle())
        return;
 
    Unit* caster = GetCaster();
 
    if (!caster || caster == target)
        return;
 
    if (apply)
    {
        // Currently spells that have base points  0 and DieSides 0 = "0/0" exception are pushed to -1,
        // however the idea of 0/0 is to ingore flag VEHICLE_SEAT_FLAG_CAN_ENTER_OR_EXIT and -1 checks for it,
        // so this break such spells or most of them.
        // Current formula about m_amount: effect base points + dieside - 1
        // TO DO: Reasearch more about 0/0 and fix it.
        caster->_EnterVehicle(target->GetVehicleKit(), m_amount - 1, aurApp);
    }
    else
    {
        caster->_ExitVehicle();
        // some SPELL_AURA_CONTROL_VEHICLE auras have a dummy effect on the player - remove them
        caster->RemoveAurasDueToSpell(GetId());
    }
}

References Unit::_EnterVehicle(), Unit::_ExitVehicle(), AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, GetCaster(), GetId(), AuraApplication::GetTarget(), Unit::GetVehicleKit(), Unit::IsVehicle(), m_amount, and Unit::RemoveAurasDueToSpell().

◆ HandleAuraConvertRune()

void AuraEffect::HandleAuraConvertRune	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_REAL))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (!target->IsPlayer())
        return;
 
    Player* player = target->ToPlayer();
 
    if (!player->IsClass(CLASS_DEATH_KNIGHT, CLASS_CONTEXT_ABILITY))
        return;
 
    uint32 runes = m_amount;
    // convert number of runes specified in aura amount of rune type in miscvalue to runetype in miscvalueb
    if (apply)
    {
        for (uint32 i = 0; i < MAX_RUNES && runes; ++i)
        {
            if (GetMiscValue() != player->GetCurrentRune(i))
                continue;
            if (!player->GetRuneCooldown(i))
            {
                player->AddRuneByAuraEffect(i, RuneType(GetMiscValueB()), this);
                --runes;
            }
        }
    }
    else
        player->RemoveRunesByAuraEffect(this);
}

References Player::AddRuneByAuraEffect(), AURA_EFFECT_HANDLE_REAL, CLASS_CONTEXT_ABILITY, CLASS_DEATH_KNIGHT, Player::GetCurrentRune(), GetMiscValue(), GetMiscValueB(), Player::GetRuneCooldown(), AuraApplication::GetTarget(), Player::IsClass(), Object::IsPlayer(), m_amount, MAX_RUNES, Player::RemoveRunesByAuraEffect(), and Object::ToPlayer().

◆ HandleAuraDummy()

void AuraEffect::HandleAuraDummy	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_REAPPLY)))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    Unit* caster = GetCaster();
 
    if (mode & AURA_EFFECT_HANDLE_REAL)
    {
        // pet auras
        if (PetAura const* petSpell = sSpellMgr->GetPetAura(GetId(), m_effIndex))
        {
            if (apply)
                target->AddPetAura(petSpell);
            else
                target->RemovePetAura(petSpell);
        }
    }
 
    if (mode & (AURA_EFFECT_HANDLE_REAL | AURA_EFFECT_HANDLE_REAPPLY))
    {
        // AT APPLY
        if (apply)
        {
            switch (GetId())
            {
                case 1515:                                      // Tame beast
                    // FIX_ME: this is 2.0.12 threat effect replaced in 2.1.x by dummy aura, must be checked for correctness
                    if (caster && target->CanHaveThreatList())
                        target->AddThreat(caster, 10.0f);
                    break;
                case 34026:   // kill command
                    {
                        Unit* pet = target->GetGuardianPet();
                        if (!pet)
                            break;
 
                        target->CastSpell(target, 34027, true, nullptr, this);
 
                        // set 3 stacks and 3 charges (to make all auras not disappear at once)
                        Aura* owner_aura = target->GetAura(34027, GetCasterGUID());
                        Aura* pet_aura  = pet->GetAura(58914, GetCasterGUID());
                        if (owner_aura)
                        {
                            owner_aura->SetCharges(0);
                            owner_aura->SetStackAmount(owner_aura->GetSpellInfo()->StackAmount);
                            if (pet_aura)
                            {
                                pet_aura->SetCharges(0);
                                pet_aura->SetStackAmount(owner_aura->GetSpellInfo()->StackAmount);
                            }
                        }
                        break;
                    }
                case 37096:                                     // Blood Elf Illusion
                    {
                        if (caster)
                        {
                            switch (caster->getGender())
                            {
                                case GENDER_FEMALE:
                                    caster->CastSpell(target, 37095, true, nullptr, this); // Blood Elf Disguise
                                    break;
                                case GENDER_MALE:
                                    caster->CastSpell(target, 37093, true, nullptr, this);
                                    break;
                                default:
                                    break;
                            }
                        }
                        break;
                    }
                case 55198:   // Tidal Force
                    {
                        target->CastSpell(target, 55166, true);
                        if (Aura* owner_aura = target->GetAura(55166))
                            owner_aura->SetStackAmount(owner_aura->GetSpellInfo()->StackAmount);
                        return;
                    }
                case 39850:                                     // Rocket Blast
                    if (roll_chance_i(20))                       // backfire stun
                        target->CastSpell(target, 51581, true, nullptr, this);
                    break;
                case 43873:                                     // Headless Horseman Laugh
                    target->PlayDistanceSound(11965);
                    break;
                case 46354:                                     // Blood Elf Illusion
                    if (caster)
                    {
                        switch (caster->getGender())
                        {
                            case GENDER_FEMALE:
                                caster->CastSpell(target, 46356, true, nullptr, this);
                                break;
                            case GENDER_MALE:
                                caster->CastSpell(target, 46355, true, nullptr, this);
                                break;
                        }
                    }
                    break;
                case 46361:                                     // Reinforced Net
                    if (caster)
                        target->GetMotionMaster()->MoveFall();
                    break;
                case 46699:                                     // Requires No Ammo
                    if (target->IsPlayer())
                        target->ToPlayer()->RemoveAmmo();      // not use ammo and not allow use
                    break;
                case 71563:
                    {
                        if (Aura* newAura = target->AddAura(71564, target))
                            newAura->SetStackAmount(newAura->GetSpellInfo()->StackAmount);
                        return;
                    }
            }
        }
        // AT REMOVE
        else
        {
            if ((GetSpellInfo()->IsQuestTame()) && caster && caster->IsAlive() && target->IsAlive() && aurApp->GetRemoveMode() != AURA_REMOVE_BY_CANCEL)
            {
                uint32 finalSpelId = 0;
                switch (GetId())
                {
                    case 19548:
                        finalSpelId = 19597;
                        break;
                    case 19674:
                        finalSpelId = 19677;
                        break;
                    case 19687:
                        finalSpelId = 19676;
                        break;
                    case 19688:
                        finalSpelId = 19678;
                        break;
                    case 19689:
                        finalSpelId = 19679;
                        break;
                    case 19692:
                        finalSpelId = 19680;
                        break;
                    case 19693:
                        finalSpelId = 19684;
                        break;
                    case 19694:
                        finalSpelId = 19681;
                        break;
                    case 19696:
                        finalSpelId = 19682;
                        break;
                    case 19697:
                        finalSpelId = 19683;
                        break;
                    case 19699:
                        finalSpelId = 19685;
                        break;
                    case 19700:
                        finalSpelId = 19686;
                        break;
                    case 30646:
                        finalSpelId = 30647;
                        break;
                    case 30653:
                        finalSpelId = 30648;
                        break;
                    case 30654:
                        finalSpelId = 30652;
                        break;
                    case 30099:
                        finalSpelId = 30100;
                        break;
                    case 30102:
                        finalSpelId = 30103;
                        break;
                    case 30105:
                        finalSpelId = 30104;
                        break;
                }
 
                if (finalSpelId)
                    caster->CastSpell(target, finalSpelId, true, nullptr, this);
            }
 
            switch (m_spellInfo->SpellFamilyName)
            {
                case SPELLFAMILY_GENERIC:
                    switch (GetId())
                    {
                        case 2584: // Waiting to Resurrect
                            // Waiting to resurrect spell cancel, we must remove player from resurrect queue
                            if (target->IsPlayer())
                            {
                                if (Battleground* bg = target->ToPlayer()->GetBattleground())
                                    bg->RemovePlayerFromResurrectQueue(target->ToPlayer());
                                if (Battlefield* bf = sBattlefieldMgr->GetBattlefieldToZoneId(target->GetZoneId()))
                                    bf->RemovePlayerFromResurrectQueue(target->GetGUID());
                            }
                            break;
                        case 43681: // Inactive
                            {
                                if (!target->IsPlayer() || aurApp->GetRemoveMode() != AURA_REMOVE_BY_EXPIRE)
                                    return;
 
                                if (target->GetMap()->IsBattleground())
                                    target->ToPlayer()->LeaveBattleground();
                                break;
                            }
                        case 52172:  // Coyote Spirit Despawn Aura
                        case 60244:  // Blood Parrot Despawn Aura
                            target->CastSpell((Unit*)nullptr, GetAmount(), true, nullptr, this);
                            break;
                        // Halls of Lightning, Arc Lightning
                        case 52921:
                            {
                                if (aurApp->GetRemoveMode() != AURA_REMOVE_BY_EXPIRE )
                                    return;
 
                                Player* player = nullptr;
                                Acore::AnyPlayerInObjectRangeCheck checker(target, 10.0f);
                                Acore::PlayerSearcher<Acore::AnyPlayerInObjectRangeCheck> searcher(target, player, checker);
                                Cell::VisitObjects(target, searcher, 10.0f);
 
                                if (player && player->GetGUID() != target->GetGUID())
                                    target->CastSpell(player, 52921, true);
 
                                return;
                            }
                        case 58600: // Restricted Flight Area
                        case 58730: // Restricted Flight Area
                            if (aurApp->GetRemoveMode() == AURA_REMOVE_BY_EXPIRE)
                                target->CastSpell(target, 58601, true);
                            break;
                        case 46374: // quest The Power of the Elements (11893)
                            {
                                if (target->isDead() && GetBase() && target->IsCreature() && target->GetEntry() == 24601)
                                {
                                    auto caster2 = GetBase()->GetCaster();
                                    if (caster2 && caster2->IsPlayer())
                                    {
                                        caster2->ToPlayer()->KilledMonsterCredit(25987);
                                    }
                                }
                                return;
                            }
                    }
                    break;
                default:
                    break;
            }
        }
    }
 
    // AT APPLY & REMOVE
 
    switch (m_spellInfo->SpellFamilyName)
    {
        case SPELLFAMILY_GENERIC:
            {
                if (!(mode & AURA_EFFECT_HANDLE_REAL))
                    break;
                switch (GetId())
                {
                    // Recently Bandaged
                    case 11196:
                        target->ApplySpellImmune(GetId(), IMMUNITY_MECHANIC, GetMiscValue(), apply);
                        break;
                    // Unstable Power
                    case 24658:
                        {
                            uint32 spellId = 24659;
                            if (apply && caster)
                            {
                                SpellInfo const* spell = sSpellMgr->AssertSpellInfo(spellId);
 
                                for (uint32 i = 0; i < spell->StackAmount; ++i)
                                    caster->CastSpell(target, spell->Id, true, nullptr, nullptr, GetCasterGUID());
                                break;
                            }
                            target->RemoveAurasDueToSpell(spellId);
                            break;
                        }
                    // Restless Strength
                    case 24661:
                        {
                            uint32 spellId = 24662;
                            if (apply && caster)
                            {
                                SpellInfo const* spell = sSpellMgr->AssertSpellInfo(spellId);
                                for (uint32 i = 0; i < spell->StackAmount; ++i)
                                    caster->CastSpell(target, spell->Id, true, nullptr, nullptr, GetCasterGUID());
                                break;
                            }
                            target->RemoveAurasDueToSpell(spellId);
                            break;
                        }
                    // Tag Murloc
                    case 30877:
                        {
                            // Tag/untag Blacksilt Scout
                            target->SetEntry(apply ? 17654 : 17326);
                            break;
                        }
                    case 57819: // Argent Champion
                    case 57820: // Ebon Champion
                    case 57821: // Champion of the Kirin Tor
                    case 57822: // Wyrmrest Champion
                        {
                            if (!caster || !caster->IsPlayer())
                                break;
 
                            uint32 FactionID = 0;
 
                            if (apply)
                            {
                                switch (m_spellInfo->Id)
                                {
                                    case 57819:
                                        FactionID = 1106;
                                        break; // Argent Crusade
                                    case 57820:
                                        FactionID = 1098;
                                        break; // Knights of the Ebon Blade
                                    case 57821:
                                        FactionID = 1090;
                                        break; // Kirin Tor
                                    case 57822:
                                        FactionID = 1091;
                                        break; // The Wyrmrest Accord
                                }
                            }
                            caster->ToPlayer()->SetChampioningFaction(FactionID);
                            break;
                        }
                    // LK Intro VO (1)
                    case 58204:
                        if (target->IsPlayer())
                        {
                            // Play part 1
                            if (apply)
                                target->PlayDirectSound(14970, target->ToPlayer());
                            // continue in 58205
                            else
                                target->CastSpell(target, 58205, true);
                        }
                        break;
                    // LK Intro VO (2)
                    case 58205:
                        if (target->IsPlayer())
                        {
                            // Play part 2
                            if (apply)
                                target->PlayDirectSound(14971, target->ToPlayer());
                            // Play part 3
                            else
                                target->PlayDirectSound(14972, target->ToPlayer());
                        }
                        break;
                    case 62061: // Festive Holiday Mount
                        if (target->HasMountedAura())
                        {
                            uint32 creatureEntry = 0;
                            if (apply)
                            {
                                if (target->HasIncreaseMountedFlightSpeedAura())
                                    creatureEntry = 24906;
                                else
                                    creatureEntry = 15665;
                            }
                            else
                                creatureEntry = target->GetAuraEffectsByType(SPELL_AURA_MOUNTED).front()->GetMiscValue();
 
                            if (CreatureTemplate const* creatureInfo = sObjectMgr->GetCreatureTemplate(creatureEntry))
                            {
                                CreatureModel model = *ObjectMgr::ChooseDisplayId(creatureInfo);
                                sObjectMgr->GetCreatureModelRandomGender(&model, creatureInfo);
 
                                target->SetUInt32Value(UNIT_FIELD_MOUNTDISPLAYID, model.CreatureDisplayID);
                            }
                        }
                        break;
                    case FRESH_BREWFEST_HOPS: // Festive Brewfest Mount
                        if (target->HasMountedAura() && !target->HasIncreaseMountedFlightSpeedAura())
                        {
                            uint32 creatureEntry = 0;
 
                            if (apply)
                            {
                                if (caster->GetSpeedRate(MOVE_RUN) >= 2.0f)
                                {
                                    creatureEntry = GREAT_BREWFEST_KODO;
                                }
                                else
                                {
                                    creatureEntry = BREWFEST_KODO;
                                }
                            }
                            else
                            {
                                creatureEntry = target->GetAuraEffectsByType(SPELL_AURA_MOUNTED).front()->GetMiscValue();
                            }
 
                            if (CreatureTemplate const* creatureInfo = sObjectMgr->GetCreatureTemplate(creatureEntry))
                            {
                                CreatureModel model = *ObjectMgr::ChooseDisplayId(creatureInfo);
                                sObjectMgr->GetCreatureModelRandomGender(&model, creatureInfo);
 
                                target->SetUInt32Value(UNIT_FIELD_MOUNTDISPLAYID, model.CreatureDisplayID);
                            }
                        }
                        break;
                }
 
                break;
            }
        case SPELLFAMILY_MAGE:
            {
                //if (!(mode & AURA_EFFECT_HANDLE_REAL))
                //break;
                break;
            }
        case SPELLFAMILY_PRIEST:
            {
                //if (!(mode & AURA_EFFECT_HANDLE_REAL))
                //break;
                break;
            }
        case SPELLFAMILY_DRUID:
            {
                //if (!(mode & AURA_EFFECT_HANDLE_REAL))
                //    break;
                break;
            }
        case SPELLFAMILY_SHAMAN:
            {
                //if (!(mode & AURA_EFFECT_HANDLE_REAL))
                //    break;
                break;
            }
    }
}

References Unit::AddAura(), Unit::AddPetAura(), Unit::AddThreat(), Unit::ApplySpellImmune(), AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_REAL, AURA_EFFECT_HANDLE_REAPPLY, AURA_REMOVE_BY_CANCEL, AURA_REMOVE_BY_EXPIRE, BREWFEST_KODO, Unit::CanHaveThreatList(), Unit::CastSpell(), ObjectMgr::ChooseDisplayId(), CreatureModel::CreatureDisplayID, FRESH_BREWFEST_HOPS, GENDER_FEMALE, GENDER_MALE, GetAmount(), Unit::GetAura(), Unit::GetAuraEffectsByType(), GetBase(), Player::GetBattleground(), GetCaster(), Aura::GetCaster(), GetCasterGUID(), Object::GetEntry(), Unit::getGender(), Unit::GetGuardianPet(), Object::GetGUID(), GetId(), WorldObject::GetMap(), GetMiscValue(), Unit::GetMotionMaster(), AuraApplication::GetRemoveMode(), Unit::GetSpeedRate(), GetSpellInfo(), Aura::GetSpellInfo(), AuraApplication::GetTarget(), WorldObject::GetZoneId(), GREAT_BREWFEST_KODO, Unit::HasIncreaseMountedFlightSpeedAura(), Unit::HasMountedAura(), SpellInfo::Id, IMMUNITY_MECHANIC, Unit::IsAlive(), Map::IsBattleground(), Object::IsCreature(), Unit::isDead(), Object::IsPlayer(), Player::KilledMonsterCredit(), Player::LeaveBattleground(), m_effIndex, m_spellInfo, MOVE_RUN, MotionMaster::MoveFall(), WorldObject::PlayDirectSound(), WorldObject::PlayDistanceSound(), Player::RemoveAmmo(), Unit::RemoveAurasDueToSpell(), Unit::RemovePetAura(), roll_chance_i(), sBattlefieldMgr, Player::SetChampioningFaction(), Aura::SetCharges(), Object::SetEntry(), Aura::SetStackAmount(), Unit::SetUInt32Value(), sObjectMgr, SPELL_AURA_MOUNTED, SPELLFAMILY_DRUID, SPELLFAMILY_GENERIC, SPELLFAMILY_MAGE, SPELLFAMILY_PRIEST, SPELLFAMILY_SHAMAN, SpellInfo::SpellFamilyName, sSpellMgr, SpellInfo::StackAmount, Object::ToPlayer(), UNIT_FIELD_MOUNTDISPLAYID, and Cell::VisitObjects().

◆ HandleAuraEmpathy()

void AuraEffect::HandleAuraEmpathy	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_REAL))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (!apply)
    {
        // do not remove unit flag if there are more than this auraEffect of that kind on unit on unit
        if (target->HasAuraType(GetAuraType()))
            return;
    }
 
    if (target->GetCreatureType() == CREATURE_TYPE_BEAST)
        target->ApplyModUInt32Value(UNIT_DYNAMIC_FLAGS, UNIT_DYNFLAG_SPECIALINFO, apply);
}

References Object::ApplyModUInt32Value(), AURA_EFFECT_HANDLE_REAL, CREATURE_TYPE_BEAST, GetAuraType(), Unit::GetCreatureType(), AuraApplication::GetTarget(), Unit::HasAuraType(), UNIT_DYNAMIC_FLAGS, and UNIT_DYNFLAG_SPECIALINFO.

◆ HandleAuraFeatherFall()

void AuraEffect::HandleAuraFeatherFall	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_SEND_FOR_CLIENT_MASK))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (Player* targetPlayer = target->ToPlayer())
    {
        sScriptMgr->AnticheatSetUnderACKmount(targetPlayer);
    }
 
    if (!apply)
    {
        // do not remove unit flag if there are more than this auraEffect of that kind on unit on unit
        if (target->HasAuraType(GetAuraType()))
            return;
    }
 
    target->SetFeatherFall(apply);
 
    // start fall from current height
    if (!apply && target->IsPlayer())
        target->ToPlayer()->SetFallInformation(GameTime::GetGameTime().count(), target->GetPositionZ());
}

References AURA_EFFECT_HANDLE_SEND_FOR_CLIENT_MASK, GetAuraType(), GameTime::GetGameTime(), Position::GetPositionZ(), AuraApplication::GetTarget(), Unit::HasAuraType(), Object::IsPlayer(), Player::SetFallInformation(), Unit::SetFeatherFall(), sScriptMgr, and Object::ToPlayer().

◆ HandleAuraGhost()

void AuraEffect::HandleAuraGhost	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_SEND_FOR_CLIENT_MASK))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (!target->IsPlayer())
        return;
 
    if (apply)
    {
        target->ToPlayer()->SetPlayerFlag(PLAYER_FLAGS_GHOST);
        target->m_serverSideVisibility.SetValue(SERVERSIDE_VISIBILITY_GHOST, GHOST_VISIBILITY_GHOST);
        target->m_serverSideVisibilityDetect.SetValue(SERVERSIDE_VISIBILITY_GHOST, GHOST_VISIBILITY_GHOST);
    }
    else
    {
        if (target->HasGhostAura())
            return;
 
        target->ToPlayer()->RemovePlayerFlag(PLAYER_FLAGS_GHOST);
        target->m_serverSideVisibility.SetValue(SERVERSIDE_VISIBILITY_GHOST, GHOST_VISIBILITY_ALIVE);
        target->m_serverSideVisibilityDetect.SetValue(SERVERSIDE_VISIBILITY_GHOST, GHOST_VISIBILITY_ALIVE);
    }
}

References AURA_EFFECT_HANDLE_SEND_FOR_CLIENT_MASK, AuraApplication::GetTarget(), GHOST_VISIBILITY_ALIVE, GHOST_VISIBILITY_GHOST, Unit::HasGhostAura(), Object::IsPlayer(), WorldObject::m_serverSideVisibility, WorldObject::m_serverSideVisibilityDetect, PLAYER_FLAGS_GHOST, Player::RemovePlayerFlag(), SERVERSIDE_VISIBILITY_GHOST, Player::SetPlayerFlag(), FlaggedValuesArray32< T_VALUES, T_FLAGS, FLAG_TYPE, ARRAY_SIZE >::SetValue(), and Object::ToPlayer().

◆ HandleAuraHover()

void AuraEffect::HandleAuraHover	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

Sets movementflags

{
    if (!(mode & AURA_EFFECT_HANDLE_SEND_FOR_CLIENT_MASK))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (Player* targetPlayer = target->ToPlayer())
    {
        sScriptMgr->AnticheatSetUnderACKmount(targetPlayer);
    }
 
    if (!apply)
    {
        // do not remove unit flag if there are more than this auraEffect of that kind on unit on unit
        if (target->HasAuraType(GetAuraType()))
            return;
    }
 
    target->SetHover(apply);    
}

References AURA_EFFECT_HANDLE_SEND_FOR_CLIENT_MASK, GetAuraType(), AuraApplication::GetTarget(), Unit::HasAuraType(), Unit::SetHover(), sScriptMgr, and Object::ToPlayer().

◆ HandleAuraIncreaseBaseHealthPercent()

void AuraEffect::HandleAuraIncreaseBaseHealthPercent	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (apply)
        target->ApplyStatPctModifier(UNIT_MOD_HEALTH, BASE_PCT, float(GetAmount()));
    else
    {
        float amount = target->GetTotalAuraMultiplier(SPELL_AURA_MOD_BASE_HEALTH_PCT);
        target->SetStatPctModifier(UNIT_MOD_HEALTH, BASE_PCT, amount);
    }
}

References Unit::ApplyStatPctModifier(), AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, BASE_PCT, GetAmount(), AuraApplication::GetTarget(), Unit::GetTotalAuraMultiplier(), Unit::SetStatPctModifier(), SPELL_AURA_MOD_BASE_HEALTH_PCT, and UNIT_MOD_HEALTH.

◆ HandleAuraLinked()

void AuraEffect::HandleAuraLinked	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    Unit* target = aurApp->GetTarget();
 
    uint32 triggeredSpellId = sSpellMgr->GetSpellIdForDifficulty(m_spellInfo->Effects[m_effIndex].TriggerSpell, target);
    SpellInfo const* triggeredSpellInfo = sSpellMgr->GetSpellInfo(triggeredSpellId);
    if (!triggeredSpellInfo)
        return;
 
    if (mode & AURA_EFFECT_HANDLE_REAL)
    {
        if (apply)
        {
            Unit* caster = triggeredSpellInfo->NeedsToBeTriggeredByCaster(m_spellInfo, GetEffIndex()) ? GetCaster() : target;
 
            if (!caster)
                return;
            // If amount avalible cast with basepoints (Crypt Fever for example)
            if (GetAmount())
                caster->CastCustomSpell(target, triggeredSpellId, &m_amount, nullptr, nullptr, true, nullptr, this);
            else
                caster->CastSpell(target, triggeredSpellId, true, nullptr, this);
        }
        else
        {
            ObjectGuid casterGUID = triggeredSpellInfo->NeedsToBeTriggeredByCaster(m_spellInfo, GetEffIndex()) ? GetCasterGUID() : target->GetGUID();
            target->RemoveAura(triggeredSpellId, casterGUID, 0, aurApp->GetRemoveMode());
        }
    }
    else if (mode & AURA_EFFECT_HANDLE_REAPPLY && apply)
    {
        ObjectGuid casterGUID = triggeredSpellInfo->NeedsToBeTriggeredByCaster(m_spellInfo, GetEffIndex()) ? GetCasterGUID() : target->GetGUID();
        // change the stack amount to be equal to stack amount of our aura
        if (Aura* triggeredAura = target->GetAura(triggeredSpellId, casterGUID))
            triggeredAura->ModStackAmount(GetBase()->GetStackAmount() - triggeredAura->GetStackAmount());
    }
}

References AURA_EFFECT_HANDLE_REAL, AURA_EFFECT_HANDLE_REAPPLY, Unit::CastCustomSpell(), Unit::CastSpell(), SpellInfo::Effects, GetAmount(), Unit::GetAura(), GetBase(), GetCaster(), GetCasterGUID(), GetEffIndex(), Object::GetGUID(), AuraApplication::GetRemoveMode(), Aura::GetStackAmount(), AuraApplication::GetTarget(), m_amount, m_effIndex, m_spellInfo, SpellInfo::NeedsToBeTriggeredByCaster(), Unit::RemoveAura(), and sSpellMgr.

◆ HandleAuraModAttackPower()

void AuraEffect::HandleAuraModAttackPower	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    target->HandleStatFlatModifier(UNIT_MOD_ATTACK_POWER, TOTAL_VALUE, float(GetAmount()), apply);
}

References AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, GetAmount(), AuraApplication::GetTarget(), Unit::HandleStatFlatModifier(), TOTAL_VALUE, and UNIT_MOD_ATTACK_POWER.

◆ HandleAuraModAttackPowerOfArmor()

void AuraEffect::HandleAuraModAttackPowerOfArmor	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    // Recalculate bonus
    if (target->IsPlayer())
        target->ToPlayer()->UpdateAttackPowerAndDamage(false);
}

References AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, AuraApplication::GetTarget(), Object::IsPlayer(), Object::ToPlayer(), and Player::UpdateAttackPowerAndDamage().

Referenced by HandleAuraModAttackPowerOfStatPercent().

◆ HandleAuraModAttackPowerOfStatPercent()

void AuraEffect::HandleAuraModAttackPowerOfStatPercent	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    HandleAuraModAttackPowerOfArmor(aurApp, mode, apply);
}

References HandleAuraModAttackPowerOfArmor().

◆ HandleAuraModAttackPowerPercent()

void AuraEffect::HandleAuraModAttackPowerPercent	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    //UNIT_FIELD_ATTACK_POWER_MULTIPLIER = multiplier - 1
    if (apply)
        target->ApplyStatPctModifier(UNIT_MOD_ATTACK_POWER, TOTAL_PCT, float(GetAmount()));
    else
    {
        float amount = target->GetTotalAuraMultiplier(SPELL_AURA_MOD_ATTACK_POWER_PCT);
        target->SetStatPctModifier(UNIT_MOD_ATTACK_POWER, TOTAL_PCT, amount);
    }
}

References Unit::ApplyStatPctModifier(), AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, GetAmount(), AuraApplication::GetTarget(), Unit::GetTotalAuraMultiplier(), Unit::SetStatPctModifier(), SPELL_AURA_MOD_ATTACK_POWER_PCT, TOTAL_PCT, and UNIT_MOD_ATTACK_POWER.

◆ HandleAuraModBaseResistancePCT()

void AuraEffect::HandleAuraModBaseResistancePCT	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
    for (uint8 x = SPELL_SCHOOL_NORMAL; x < MAX_SPELL_SCHOOL; x++)
    {
        if (GetMiscValue() & int32(1 << x))
        {
            if (apply)
                target->ApplyStatPctModifier(UnitMods(UNIT_MOD_RESISTANCE_START + x), BASE_PCT, float(GetAmount()));
            else
            {
                float amount = target->GetTotalAuraMultiplierByMiscMask(SPELL_AURA_MOD_BASE_RESISTANCE_PCT, 1 << x);
                target->SetStatPctModifier(UnitMods(UNIT_MOD_RESISTANCE_START + x), BASE_PCT, amount);
            }
        }
    }
}

References Unit::ApplyStatPctModifier(), AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, BASE_PCT, GetAmount(), GetMiscValue(), AuraApplication::GetTarget(), Unit::GetTotalAuraMultiplierByMiscMask(), MAX_SPELL_SCHOOL, Unit::SetStatPctModifier(), SPELL_AURA_MOD_BASE_RESISTANCE_PCT, SPELL_SCHOOL_NORMAL, and UNIT_MOD_RESISTANCE_START.

◆ HandleAuraModBlockPercent()

void AuraEffect::HandleAuraModBlockPercent	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (!target->IsPlayer())
        return;
 
    target->ToPlayer()->UpdateBlockPercentage();
}

References AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, AuraApplication::GetTarget(), Object::IsPlayer(), Object::ToPlayer(), and Player::UpdateBlockPercentage().

◆ HandleAuraModCritPct()

void AuraEffect::HandleAuraModCritPct	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (!target->IsPlayer())
    {
        target->m_baseSpellCritChance += (apply) ? GetAmount() : -GetAmount();
        return;
    }
 
    target->ToPlayer()->UpdateAllWeaponDependentCritAuras();
 
    // included in Player::UpdateSpellCritChance calculation
    target->ToPlayer()->UpdateAllSpellCritChances();
}

References AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, GetAmount(), AuraApplication::GetTarget(), Object::IsPlayer(), Unit::m_baseSpellCritChance, Object::ToPlayer(), Player::UpdateAllSpellCritChances(), and Player::UpdateAllWeaponDependentCritAuras().

◆ HandleAuraModDecreaseSpeed()

void AuraEffect::HandleAuraModDecreaseSpeed	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    target->UpdateSpeed(MOVE_WALK, true);
    target->UpdateSpeed(MOVE_RUN, true);
    target->UpdateSpeed(MOVE_SWIM, true);
    target->UpdateSpeed(MOVE_FLIGHT, true);
    target->UpdateSpeed(MOVE_RUN_BACK, true);
    target->UpdateSpeed(MOVE_SWIM_BACK, true);
    target->UpdateSpeed(MOVE_FLIGHT_BACK, true);
 
    if (Player* targetPlayer = target->ToPlayer())
    {
        sScriptMgr->AnticheatSetUnderACKmount(targetPlayer);
    }
}

References AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AuraApplication::GetTarget(), MOVE_FLIGHT, MOVE_FLIGHT_BACK, MOVE_RUN, MOVE_RUN_BACK, MOVE_SWIM, MOVE_SWIM_BACK, MOVE_WALK, sScriptMgr, Object::ToPlayer(), and Unit::UpdateSpeed().

◆ HandleAuraModDisarm()

void AuraEffect::HandleAuraModDisarm	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_REAL))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    AuraType type = GetAuraType();
 
    //Prevent handling aura twice
    if ((apply) ? target->GetAuraEffectsByType(type).size() > 1 : target->HasAuraType(type))
        return;
 
    uint32 field, flag, slot;
    WeaponAttackType attType;
    switch (type)
    {
        case SPELL_AURA_MOD_DISARM:
            field = UNIT_FIELD_FLAGS;
            flag = UNIT_FLAG_DISARMED;
            slot = EQUIPMENT_SLOT_MAINHAND;
            attType = BASE_ATTACK;
            break;
        case SPELL_AURA_MOD_DISARM_OFFHAND:
            field = UNIT_FIELD_FLAGS_2;
            flag = UNIT_FLAG2_DISARM_OFFHAND;
            slot = EQUIPMENT_SLOT_OFFHAND;
            attType = OFF_ATTACK;
            break;
        case SPELL_AURA_MOD_DISARM_RANGED:
            field = UNIT_FIELD_FLAGS_2;
            flag = UNIT_FLAG2_DISARM_RANGED;
            slot = EQUIPMENT_SLOT_RANGED;
            attType = RANGED_ATTACK;
            break;
        default:
            return;
    }
 
    // if disarm aura is to be removed, remove the flag first to reapply damage/aura mods
    if (!apply)
        target->RemoveFlag(field, flag);
 
    // Handle damage modification, shapeshifted druids are not affected
    if (target->IsPlayer() && (!target->IsInFeralForm() || target->GetShapeshiftForm() == FORM_GHOSTWOLF))
    {
        Player* player = target->ToPlayer();
        if (Item* pItem = player->GetItemByPos(INVENTORY_SLOT_BAG_0, slot))
        {
            WeaponAttackType attackType = Player::GetAttackBySlot(slot);
 
            player->ApplyItemDependentAuras(pItem, !apply);
            if (attackType < MAX_ATTACK)
            {
                player->_ApplyWeaponDamage(slot, pItem->GetTemplate(), nullptr, !apply);
                if (!apply) // apply case already handled on item dependent aura removal (if any)
                    player->UpdateWeaponDependentAuras(attackType);
            }
        }
    }
 
    // if disarm effects should be applied, wait to set flag until damage mods are unapplied
    if (apply)
        target->SetFlag(field, flag);
 
    if (target->IsCreature() && target->ToCreature()->GetCurrentEquipmentId())
        target->UpdateDamagePhysical(attType);
}

References Player::_ApplyWeaponDamage(), Player::ApplyItemDependentAuras(), AURA_EFFECT_HANDLE_REAL, BASE_ATTACK, EQUIPMENT_SLOT_MAINHAND, EQUIPMENT_SLOT_OFFHAND, EQUIPMENT_SLOT_RANGED, FORM_GHOSTWOLF, Player::GetAttackBySlot(), Unit::GetAuraEffectsByType(), GetAuraType(), Creature::GetCurrentEquipmentId(), Player::GetItemByPos(), Unit::GetShapeshiftForm(), AuraApplication::GetTarget(), Unit::HasAuraType(), INVENTORY_SLOT_BAG_0, Object::IsCreature(), Unit::IsInFeralForm(), Object::IsPlayer(), MAX_ATTACK, OFF_ATTACK, RANGED_ATTACK, Object::RemoveFlag(), Object::SetFlag(), SPELL_AURA_MOD_DISARM, SPELL_AURA_MOD_DISARM_OFFHAND, SPELL_AURA_MOD_DISARM_RANGED, Object::ToCreature(), Object::ToPlayer(), UNIT_FIELD_FLAGS, UNIT_FIELD_FLAGS_2, UNIT_FLAG2_DISARM_OFFHAND, UNIT_FLAG2_DISARM_RANGED, UNIT_FLAG_DISARMED, Unit::UpdateDamagePhysical(), and Player::UpdateWeaponDependentAuras().

◆ HandleAuraModDispelImmunity()

void AuraEffect::HandleAuraModDispelImmunity	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_REAL))
        return;
 
    Unit* target = aurApp->GetTarget();
    m_spellInfo->ApplyAllSpellImmunitiesTo(target, &m_spellInfo->Effects[m_effIndex], apply);
}

References SpellInfo::ApplyAllSpellImmunitiesTo(), AURA_EFFECT_HANDLE_REAL, SpellInfo::Effects, AuraApplication::GetTarget(), m_effIndex, and m_spellInfo.

◆ HandleAuraModDmgImmunity()

void AuraEffect::HandleAuraModDmgImmunity	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_REAL))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    m_spellInfo->ApplyAllSpellImmunitiesTo(target, &m_spellInfo->Effects[m_effIndex], apply);
 
    if (apply)
        target->GetThreatMgr().EvaluateSuppressed();
}

References SpellInfo::ApplyAllSpellImmunitiesTo(), AURA_EFFECT_HANDLE_REAL, SpellInfo::Effects, ThreatManager::EvaluateSuppressed(), AuraApplication::GetTarget(), Unit::GetThreatMgr(), m_effIndex, and m_spellInfo.

◆ HandleAuraModDodgePercent()

void AuraEffect::HandleAuraModDodgePercent	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (!target->IsPlayer())
        return;
 
    target->ToPlayer()->UpdateDodgePercentage();
}

References AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, AuraApplication::GetTarget(), Object::IsPlayer(), Object::ToPlayer(), and Player::UpdateDodgePercentage().

◆ HandleAuraModEffectImmunity()

void AuraEffect::HandleAuraModEffectImmunity	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_REAL))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    target->ApplySpellImmune(GetId(), IMMUNITY_EFFECT, GetMiscValue(), apply);
 
    // when removing flag aura, handle flag drop
    Player* player = target->ToPlayer();
    if (!apply && player && (GetSpellInfo()->AuraInterruptFlags & AURA_INTERRUPT_FLAG_IMMUNE_OR_LOST_SELECTION))
    {
        if (player->InBattleground())
        {
            if (Battleground* bg = player->GetBattleground())
                bg->EventPlayerDroppedFlag(player);
        }
        else
            sOutdoorPvPMgr->HandleDropFlag(player, GetSpellInfo()->Id);
    }
}

References Unit::ApplySpellImmune(), AURA_EFFECT_HANDLE_REAL, AURA_INTERRUPT_FLAG_IMMUNE_OR_LOST_SELECTION, Player::GetBattleground(), GetId(), GetMiscValue(), GetSpellInfo(), AuraApplication::GetTarget(), IMMUNITY_EFFECT, Player::InBattleground(), sOutdoorPvPMgr, and Object::ToPlayer().

◆ HandleAuraModExpertise()

void AuraEffect::HandleAuraModExpertise	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (!target->IsPlayer())
        return;
 
    target->ToPlayer()->UpdateExpertise(BASE_ATTACK);
    target->ToPlayer()->UpdateExpertise(OFF_ATTACK);
}

References AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, BASE_ATTACK, AuraApplication::GetTarget(), Object::IsPlayer(), OFF_ATTACK, Object::ToPlayer(), and Player::UpdateExpertise().

◆ HandleAuraModFaction()

void AuraEffect::HandleAuraModFaction	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_REAL))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (apply)
    {
        target->SetFaction(GetMiscValue());
        if (target->IsPlayer())
            target->RemoveUnitFlag(UNIT_FLAG_PLAYER_CONTROLLED);
    }
    else
    {
        target->RestoreFaction();
        if (target->IsPlayer())
            target->SetUnitFlag(UNIT_FLAG_PLAYER_CONTROLLED);
    }
}

References AURA_EFFECT_HANDLE_REAL, GetMiscValue(), AuraApplication::GetTarget(), Object::IsPlayer(), Unit::RemoveUnitFlag(), Unit::RestoreFaction(), Unit::SetFaction(), Unit::SetUnitFlag(), and UNIT_FLAG_PLAYER_CONTROLLED.

◆ HandleAuraModFakeInebriation()

void AuraEffect::HandleAuraModFakeInebriation	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK))
        return;
 
    Player* target = aurApp->GetTarget()->ToPlayer();
    if (!target)
        return;
 
    target->ApplyModInt32Value(PLAYER_FAKE_INEBRIATION, GetAmount(), apply);
    target->UpdateInvisibilityDrunkDetect();
}

References Object::ApplyModInt32Value(), AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, GetAmount(), AuraApplication::GetTarget(), PLAYER_FAKE_INEBRIATION, Object::ToPlayer(), and Player::UpdateInvisibilityDrunkDetect().

◆ HandleAuraModIncreaseEnergy()

void AuraEffect::HandleAuraModIncreaseEnergy	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    Powers PowerType = Powers(GetMiscValue());
    // do not check power type, we can always modify the maximum
    // as the client will not see any difference
    // also, placing conditions that may change during the aura duration
    // inside effect handlers is not a good idea
    //if (int32(PowerType) != GetMiscValue())
    //    return;
 
    UnitMods unitMod = UnitMods(static_cast<uint16>(UNIT_MOD_POWER_START) + PowerType);
 
    target->HandleStatFlatModifier(unitMod, TOTAL_VALUE, float(GetAmount()), apply);
}

References AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, GetAmount(), GetMiscValue(), AuraApplication::GetTarget(), Unit::HandleStatFlatModifier(), TOTAL_VALUE, and UNIT_MOD_POWER_START.

◆ HandleAuraModIncreaseEnergyPercent()

void AuraEffect::HandleAuraModIncreaseEnergyPercent	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    Powers PowerType = Powers(GetMiscValue());
    // do not check power type, we can always modify the maximum
    // as the client will not see any difference
    // also, placing conditions that may change during the aura duration
    // inside effect handlers is not a good idea
    //if (int32(PowerType) != GetMiscValue())
    //    return;
 
    UnitMods unitMod = UnitMods(static_cast<uint16>(UNIT_MOD_POWER_START) + PowerType);
 
    if (apply)
    {
        float amount = float(GetAmount());
        target->ApplyStatPctModifier(unitMod, TOTAL_PCT, amount);
    }
    else
    {
        float amount = target->GetTotalAuraMultiplierByMiscValue(SPELL_AURA_MOD_INCREASE_ENERGY_PERCENT, GetMiscValue());
        target->SetStatPctModifier(unitMod, TOTAL_PCT, amount);
    }
}

References Unit::ApplyStatPctModifier(), AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, GetAmount(), GetMiscValue(), AuraApplication::GetTarget(), Unit::GetTotalAuraMultiplierByMiscValue(), Unit::SetStatPctModifier(), SPELL_AURA_MOD_INCREASE_ENERGY_PERCENT, TOTAL_PCT, and UNIT_MOD_POWER_START.

◆ HandleAuraModIncreaseFlightSpeed()

void AuraEffect::HandleAuraModIncreaseFlightSpeed	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

Update ability to fly

Someone should clean up these hacks and remove it from this function. It doesn't even belong here.

{
    if (!(mode & AURA_EFFECT_HANDLE_CHANGE_AMOUNT_SEND_FOR_CLIENT_MASK))
        return;
 
    Unit* target = aurApp->GetTarget();
    if (mode & AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK)
        target->UpdateSpeed(MOVE_FLIGHT, true);
 
    if (GetAuraType() == SPELL_AURA_MOD_INCREASE_MOUNTED_FLIGHT_SPEED)
    {
        // do not remove unit flag if there are more than this auraEffect of that kind on unit on unit
        if (mode & AURA_EFFECT_HANDLE_SEND_FOR_CLIENT_MASK && (apply || (!target->HasIncreaseMountedFlightSpeedAura() && !target->HasFlyAura())))
        {
            target->SetCanFly(apply);
 
            if (!apply && target->IsCreature() && !target->IsLevitating())
                target->GetMotionMaster()->MoveFall();
        }
 
        if (mode & AURA_EFFECT_HANDLE_REAL)
        {
            //Players on flying mounts must be immune to polymorph
            if (target->IsPlayer())
                target->ApplySpellImmune(GetId(), IMMUNITY_MECHANIC, MECHANIC_POLYMORPH, apply);
 
            // Dragonmaw Illusion (overwrite mount model, mounted aura already applied)
            if (apply && target->HasAuraEffect(42016, 0) && target->GetMountID())
                target->SetUInt32Value(UNIT_FIELD_MOUNTDISPLAYID, 16314);
        }
    }
 
    if (Player* targetPlayer = target->ToPlayer())
    {
        sScriptMgr->AnticheatSetUnderACKmount(targetPlayer);
    }
}

References Unit::ApplySpellImmune(), AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_CHANGE_AMOUNT_SEND_FOR_CLIENT_MASK, AURA_EFFECT_HANDLE_REAL, AURA_EFFECT_HANDLE_SEND_FOR_CLIENT_MASK, GetAuraType(), GetId(), Unit::GetMotionMaster(), Unit::GetMountID(), AuraApplication::GetTarget(), Unit::HasAuraEffect(), Unit::HasFlyAura(), Unit::HasIncreaseMountedFlightSpeedAura(), IMMUNITY_MECHANIC, Object::IsCreature(), Unit::IsLevitating(), Object::IsPlayer(), MECHANIC_POLYMORPH, MOVE_FLIGHT, MotionMaster::MoveFall(), Unit::SetCanFly(), Unit::SetUInt32Value(), SPELL_AURA_MOD_INCREASE_MOUNTED_FLIGHT_SPEED, sScriptMgr, Object::ToPlayer(), UNIT_FIELD_MOUNTDISPLAYID, and Unit::UpdateSpeed().

◆ HandleAuraModIncreaseHealth()

void AuraEffect::HandleAuraModIncreaseHealth	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (apply)
    {
        target->HandleStatFlatModifier(UNIT_MOD_HEALTH, TOTAL_VALUE, float(GetAmount()), apply);
        target->ModifyHealth(GetAmount());
    }
    else
    {
        if (int32(target->GetHealth()) > GetAmount())
            target->ModifyHealth(-GetAmount());
        else
            target->SetHealth(1);
        target->HandleStatFlatModifier(UNIT_MOD_HEALTH, TOTAL_VALUE, float(GetAmount()), apply);
    }
}

References AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, GetAmount(), Unit::GetHealth(), AuraApplication::GetTarget(), Unit::HandleStatFlatModifier(), Unit::ModifyHealth(), Unit::SetHealth(), TOTAL_VALUE, and UNIT_MOD_HEALTH.

◆ HandleAuraModIncreaseHealthPercent()

void AuraEffect::HandleAuraModIncreaseHealthPercent	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    // Unit will keep hp% after MaxHealth being modified if unit is alive.
    float percent = target->GetHealthPct();
 
    if (apply)
        target->ApplyStatPctModifier(UNIT_MOD_HEALTH, TOTAL_PCT, float(GetAmount()));
    else
    {
        float amount = target->GetTotalAuraMultiplier(SPELL_AURA_MOD_INCREASE_HEALTH_PERCENT);
        target->SetStatPctModifier(UNIT_MOD_HEALTH, TOTAL_PCT, amount);
    }
 
    // Xinef: pct was rounded down and could "kill" creature by setting its health to 0 making npc zombie
    if (target->IsAlive())
        if (uint32 healthAmount = CalculatePct(target->GetMaxHealth(), percent))
            target->SetHealth(healthAmount);
}

References Unit::ApplyStatPctModifier(), AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, CalculatePct(), GetAmount(), Unit::GetHealthPct(), Unit::GetMaxHealth(), AuraApplication::GetTarget(), Unit::GetTotalAuraMultiplier(), Unit::IsAlive(), Unit::SetHealth(), Unit::SetStatPctModifier(), SPELL_AURA_MOD_INCREASE_HEALTH_PERCENT, TOTAL_PCT, and UNIT_MOD_HEALTH.

◆ HandleAuraModIncreaseMaxHealth()

void AuraEffect::HandleAuraModIncreaseMaxHealth	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    uint32 oldhealth = target->GetHealth();
    double healthPercentage = (double)oldhealth / (double)target->GetMaxHealth();
 
    target->HandleStatFlatModifier(UNIT_MOD_HEALTH, TOTAL_VALUE, float(GetAmount()), apply);
 
    // refresh percentage
    if (oldhealth > 0)
    {
        uint32 newhealth = uint32(std::ceil((double)target->GetMaxHealth() * healthPercentage));
        if (newhealth == 0)
            newhealth = 1;
 
        target->SetHealth(newhealth);
    }
}

References AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, GetAmount(), Unit::GetHealth(), Unit::GetMaxHealth(), AuraApplication::GetTarget(), Unit::HandleStatFlatModifier(), Unit::SetHealth(), TOTAL_VALUE, and UNIT_MOD_HEALTH.

◆ HandleAuraModIncreaseMountedSpeed()

void AuraEffect::HandleAuraModIncreaseMountedSpeed	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    HandleAuraModIncreaseSpeed(aurApp, mode, apply);
}

References HandleAuraModIncreaseSpeed().

◆ HandleAuraModIncreaseSpeed()

void AuraEffect::HandleAuraModIncreaseSpeed	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    target->UpdateSpeed(MOVE_RUN, true);
 
    if (Player* targetPlayer = target->ToPlayer())
    {
        sScriptMgr->AnticheatSetUnderACKmount(targetPlayer);
    }
}

References AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AuraApplication::GetTarget(), MOVE_RUN, sScriptMgr, Object::ToPlayer(), and Unit::UpdateSpeed().

Referenced by HandleAuraModIncreaseMountedSpeed().

◆ HandleAuraModIncreaseSwimSpeed()

void AuraEffect::HandleAuraModIncreaseSwimSpeed	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    target->UpdateSpeed(MOVE_SWIM, true);
 
    if (Player* targetPlayer = target->ToPlayer())
    {
        sScriptMgr->AnticheatSetUnderACKmount(targetPlayer);
    }
}

References AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AuraApplication::GetTarget(), MOVE_SWIM, sScriptMgr, Object::ToPlayer(), and Unit::UpdateSpeed().

◆ HandleAuraModPacify()

void AuraEffect::HandleAuraModPacify	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_SEND_FOR_CLIENT_MASK))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (apply)
    {
        target->SetUnitFlag(UNIT_FLAG_PACIFIED);
        //target->AttackStop(); // pussywizard: why having this flag prevents from being in combat? it should just prevent melee attack
    }
    else
    {
        // do not remove unit flag if there are more than this auraEffect of that kind on unit on unit
        if (target->HasPacifyAura() || target->HasPacifySilenceAura())
            return;
        target->RemoveUnitFlag(UNIT_FLAG_PACIFIED);
    }
}

References AURA_EFFECT_HANDLE_SEND_FOR_CLIENT_MASK, AuraApplication::GetTarget(), Unit::HasPacifyAura(), Unit::HasPacifySilenceAura(), Unit::RemoveUnitFlag(), Unit::SetUnitFlag(), and UNIT_FLAG_PACIFIED.

Referenced by HandleAuraModPacifyAndSilence().

◆ HandleAuraModPacifyAndSilence()

void AuraEffect::HandleAuraModPacifyAndSilence	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_SEND_FOR_CLIENT_MASK))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (!(apply))
    {
        // do not remove unit flag if there are more than this auraEffect of that kind on unit on unit
        if (target->HasPacifySilenceAura())
            return;
    }
    HandleAuraModPacify(aurApp, mode, apply);
    HandleAuraModSilence(aurApp, mode, apply);
}

References AURA_EFFECT_HANDLE_SEND_FOR_CLIENT_MASK, AuraApplication::GetTarget(), HandleAuraModPacify(), HandleAuraModSilence(), and Unit::HasPacifySilenceAura().

◆ HandleAuraModParryPercent()

void AuraEffect::HandleAuraModParryPercent	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (!target->IsPlayer())
        return;
 
    if (!target->ToPlayer()->CanParry())
        target->ToPlayer()->SetCanParry(true);
    else
        target->ToPlayer()->UpdateParryPercentage();
}

References AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, Player::CanParry(), AuraApplication::GetTarget(), Object::IsPlayer(), Player::SetCanParry(), Object::ToPlayer(), and Player::UpdateParryPercentage().

◆ HandleAuraModPetTalentsPoints()

void AuraEffect::HandleAuraModPetTalentsPoints	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (!target->IsPlayer())
        return;
 
    // Recalculate pet talent points
    if (Pet* pet = target->ToPlayer()->GetPet())
        pet->InitTalentForLevel();
}

References AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, Player::GetPet(), AuraApplication::GetTarget(), Object::IsPlayer(), and Object::ToPlayer().

◆ HandleAuraModRangedAttackPower()

void AuraEffect::HandleAuraModRangedAttackPower	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if ((target->getClassMask() & CLASSMASK_WAND_USERS) != 0)
        return;
 
    target->HandleStatFlatModifier(UNIT_MOD_ATTACK_POWER_RANGED, TOTAL_VALUE, float(GetAmount()), apply);
}

References AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, CLASSMASK_WAND_USERS, GetAmount(), Unit::getClassMask(), AuraApplication::GetTarget(), Unit::HandleStatFlatModifier(), TOTAL_VALUE, and UNIT_MOD_ATTACK_POWER_RANGED.

◆ HandleAuraModRangedAttackPowerOfStatPercent()

void AuraEffect::HandleAuraModRangedAttackPowerOfStatPercent	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    // Recalculate bonus
    if (target->IsPlayer() && !(target->getClassMask() & CLASSMASK_WAND_USERS))
        target->ToPlayer()->UpdateAttackPowerAndDamage(true);
}

References AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, CLASSMASK_WAND_USERS, Unit::getClassMask(), AuraApplication::GetTarget(), Object::IsPlayer(), Object::ToPlayer(), and Player::UpdateAttackPowerAndDamage().

◆ HandleAuraModRangedAttackPowerPercent()

void AuraEffect::HandleAuraModRangedAttackPowerPercent	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if ((target->getClassMask() & CLASSMASK_WAND_USERS) != 0)
        return;
 
    //UNIT_FIELD_RANGED_ATTACK_POWER_MULTIPLIER = multiplier - 1
    if (apply)
        target->ApplyStatPctModifier(UNIT_MOD_ATTACK_POWER_RANGED, TOTAL_PCT, float(GetAmount()));
    else
    {
        float amount = target->GetTotalAuraMultiplier(SPELL_AURA_MOD_RANGED_ATTACK_POWER_PCT);
        target->SetStatPctModifier(UNIT_MOD_ATTACK_POWER_RANGED, TOTAL_PCT, amount);
    }
}

References Unit::ApplyStatPctModifier(), AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, CLASSMASK_WAND_USERS, GetAmount(), Unit::getClassMask(), AuraApplication::GetTarget(), Unit::GetTotalAuraMultiplier(), Unit::SetStatPctModifier(), SPELL_AURA_MOD_RANGED_ATTACK_POWER_PCT, TOTAL_PCT, and UNIT_MOD_ATTACK_POWER_RANGED.

◆ HandleAuraModRangedHaste()

void AuraEffect::HandleAuraModRangedHaste	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    target->ApplyAttackTimePercentMod(RANGED_ATTACK, (float)GetAmount(), apply);
}

References Unit::ApplyAttackTimePercentMod(), AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, GetAmount(), AuraApplication::GetTarget(), and RANGED_ATTACK.

◆ HandleAuraModRegenInterrupt()

void AuraEffect::HandleAuraModRegenInterrupt	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    HandleModManaRegen(aurApp, mode, apply);
}

References HandleModManaRegen().

◆ HandleAuraModResistance()

void AuraEffect::HandleAuraModResistance	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    for (int8 x = SPELL_SCHOOL_NORMAL; x < MAX_SPELL_SCHOOL; x++)
    {
        if (GetMiscValue() & int32(1 << x))
        {
            target->HandleStatFlatModifier(UnitMods(UNIT_MOD_RESISTANCE_START + x), TOTAL_VALUE, float(GetAmount()), apply);
            if (target->IsPlayer() || target->IsPet())
                target->UpdateResistanceBuffModsMod(SpellSchools(x));
        }
    }
}

References AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, GetAmount(), GetMiscValue(), AuraApplication::GetTarget(), Unit::HandleStatFlatModifier(), Unit::IsPet(), Object::IsPlayer(), MAX_SPELL_SCHOOL, SPELL_SCHOOL_NORMAL, TOTAL_VALUE, UNIT_MOD_RESISTANCE_START, and Unit::UpdateResistanceBuffModsMod().

◆ HandleAuraModResistanceExclusive()

void AuraEffect::HandleAuraModResistanceExclusive	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    for (uint8 x = SPELL_SCHOOL_NORMAL; x < MAX_SPELL_SCHOOL; x++)
    {
        if (GetMiscValue() & int32(1 << x))
        {
            int32 amount = target->GetMaxPositiveAuraModifierByMiscMask(SPELL_AURA_MOD_RESISTANCE_EXCLUSIVE, 1 << x, this);
            if (amount < GetAmount())
            {
                float value = float(GetAmount() - amount);
                target->HandleStatFlatModifier(UnitMods(UNIT_MOD_RESISTANCE_START + x), BASE_VALUE, value, apply);
                if (target->IsPlayer() || target->IsPet())
                    target->UpdateResistanceBuffModsMod(SpellSchools(x));
            }
        }
    }
}

References AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, BASE_VALUE, GetAmount(), Unit::GetMaxPositiveAuraModifierByMiscMask(), GetMiscValue(), AuraApplication::GetTarget(), Unit::HandleStatFlatModifier(), Unit::IsPet(), Object::IsPlayer(), MAX_SPELL_SCHOOL, SPELL_AURA_MOD_RESISTANCE_EXCLUSIVE, SPELL_SCHOOL_NORMAL, UNIT_MOD_RESISTANCE_START, and Unit::UpdateResistanceBuffModsMod().

◆ HandleAuraModResistenceOfStatPercent()

void AuraEffect::HandleAuraModResistenceOfStatPercent	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (!target->IsPlayer())
        return;
 
    if (GetMiscValue() != SPELL_SCHOOL_MASK_NORMAL)
    {
        // support required adding replace UpdateArmor by loop by UpdateResistence at intellect update
        // and include in UpdateResistence same code as in UpdateArmor for aura mod apply.
        LOG_ERROR("spells.aura.effect", "Aura SPELL_AURA_MOD_RESISTANCE_OF_STAT_PERCENT(182) does not work for non-armor type resistances!");
        return;
    }
 
    // Recalculate Armor
    target->UpdateArmor();
}

References AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, GetMiscValue(), AuraApplication::GetTarget(), Object::IsPlayer(), LOG_ERROR, SPELL_SCHOOL_MASK_NORMAL, and Unit::UpdateArmor().

◆ HandleAuraModRoot()

void AuraEffect::HandleAuraModRoot	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_REAL))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    target->SetControlled(apply, UNIT_STATE_ROOT);
}

References AURA_EFFECT_HANDLE_REAL, AuraApplication::GetTarget(), Unit::SetControlled(), and UNIT_STATE_ROOT.

◆ HandleAuraModScale()

void AuraEffect::HandleAuraModScale	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_CHANGE_AMOUNT_SEND_FOR_CLIENT_MASK))
        return;
 
    aurApp->GetTarget()->RecalculateObjectScale();
}

References AURA_EFFECT_HANDLE_CHANGE_AMOUNT_SEND_FOR_CLIENT_MASK, AuraApplication::GetTarget(), and Unit::RecalculateObjectScale().

◆ HandleAuraModSchoolImmunity()

void AuraEffect::HandleAuraModSchoolImmunity	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

Todo:: : optimalize this cycle - use RemoveAurasWithInterruptFlags call or something else

{
    if (!(mode & AURA_EFFECT_HANDLE_REAL))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    target->ApplySpellImmune(GetId(), IMMUNITY_SCHOOL, GetMiscValue(), (apply));
 
    if (apply)
        target->GetThreatMgr().EvaluateSuppressed();
 
    if (GetSpellInfo()->Mechanic == MECHANIC_BANISH)
    {
        if (apply)
            target->AddUnitState(UNIT_STATE_ISOLATED);
        else
        {
            bool banishFound = false;
            Unit::AuraEffectList const& banishAuras = target->GetAuraEffectsByType(GetAuraType());
            for (Unit::AuraEffectList::const_iterator i = banishAuras.begin(); i != banishAuras.end(); ++i)
                if ((*i)->GetSpellInfo()->Mechanic == MECHANIC_BANISH)
                {
                    banishFound = true;
                    break;
                }
            if (!banishFound)
                target->ClearUnitState(UNIT_STATE_ISOLATED);
        }
    }
 
    if (apply && GetMiscValue() == SPELL_SCHOOL_MASK_NORMAL)
        target->RemoveAurasWithInterruptFlags(AURA_INTERRUPT_FLAG_IMMUNE_OR_LOST_SELECTION);
 
    // remove all flag auras (they are positive, but they must be removed when you are immune)
    if (GetSpellInfo()->HasAttribute(SPELL_ATTR1_IMMUNITY_PURGES_EFFECT)
            && GetSpellInfo()->HasAttribute(SPELL_ATTR2_FAIL_ON_ALL_TARGETS_IMMUNE))
        target->RemoveAurasWithInterruptFlags(AURA_INTERRUPT_FLAG_IMMUNE_OR_LOST_SELECTION);
 
    if ((apply)
            && GetSpellInfo()->HasAttribute(SPELL_ATTR1_IMMUNITY_PURGES_EFFECT)
            && GetSpellInfo()->IsPositive())                       //Only positive immunity removes auras
    {
        uint32 school_mask = GetMiscValue();
        Unit::AuraApplicationMap& Auras = target->GetAppliedAuras();
        for (Unit::AuraApplicationMap::iterator iter = Auras.begin(); iter != Auras.end();)
        {
            SpellInfo const* spell = iter->second->GetBase()->GetSpellInfo();
            if ((spell->GetSchoolMask() & school_mask)//Check for school mask
                    && GetSpellInfo()->CanDispelAura(spell)
                    && !iter->second->IsPositive()          //Don't remove positive spells
                    && spell->Id != GetId())               //Don't remove self
            {
                target->RemoveAura(iter);
            }
            else
                ++iter;
        }
    }
}

References Unit::AddUnitState(), Unit::ApplySpellImmune(), AURA_EFFECT_HANDLE_REAL, AURA_INTERRUPT_FLAG_IMMUNE_OR_LOST_SELECTION, SpellInfo::CanDispelAura(), Unit::ClearUnitState(), ThreatManager::EvaluateSuppressed(), Unit::GetAppliedAuras(), Unit::GetAuraEffectsByType(), GetAuraType(), GetId(), GetMiscValue(), SpellInfo::GetSchoolMask(), GetSpellInfo(), AuraApplication::GetTarget(), Unit::GetThreatMgr(), SpellInfo::HasAttribute(), SpellInfo::Id, IMMUNITY_SCHOOL, SpellInfo::IsPositive(), MECHANIC_BANISH, Unit::RemoveAura(), Unit::RemoveAurasWithInterruptFlags(), SPELL_ATTR1_IMMUNITY_PURGES_EFFECT, SPELL_ATTR2_FAIL_ON_ALL_TARGETS_IMMUNE, SPELL_SCHOOL_MASK_NORMAL, and UNIT_STATE_ISOLATED.

◆ HandleAuraModShapeshift()

void AuraEffect::HandleAuraModShapeshift	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_REAL_OR_REAPPLY_MASK))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    uint32 modelid = 0;
    Powers PowerType = POWER_MANA;
    ShapeshiftForm form = ShapeshiftForm(GetMiscValue());
 
    switch (form)
    {
        case FORM_CAT:                                      // 0x01
        case FORM_GHOUL:                                    // 0x07
            PowerType = POWER_ENERGY;
            break;
 
        case FORM_BEAR:                                     // 0x05
        case FORM_DIREBEAR:                                 // 0x08
 
        case FORM_BATTLESTANCE:                             // 0x11
        case FORM_DEFENSIVESTANCE:                          // 0x12
        case FORM_BERSERKERSTANCE:                          // 0x13
            PowerType = POWER_RAGE;
            break;
 
        case FORM_TREE:                                     // 0x02
        case FORM_TRAVEL:                                   // 0x03
        case FORM_AQUA:                                     // 0x04
        case FORM_AMBIENT:                                  // 0x06
 
        case FORM_STEVES_GHOUL:                             // 0x09
        case FORM_THARONJA_SKELETON:                        // 0x0A
        case FORM_TEST_OF_STRENGTH:                         // 0x0B
        case FORM_BLB_PLAYER:                               // 0x0C
        case FORM_SHADOW_DANCE:                             // 0x0D
        case FORM_CREATUREBEAR:                             // 0x0E
        case FORM_CREATURECAT:                              // 0x0F
        case FORM_GHOSTWOLF:                                // 0x10
 
        case FORM_TEST:                                     // 0x14
        case FORM_ZOMBIE:                                   // 0x15
        case FORM_METAMORPHOSIS:                            // 0x16
        case FORM_UNDEAD:                                   // 0x19
        case FORM_MASTER_ANGLER:                            // 0x1A
        case FORM_FLIGHT_EPIC:                              // 0x1B
        case FORM_SHADOW:                                   // 0x1C
        case FORM_FLIGHT:                                   // 0x1D
        case FORM_STEALTH:                                  // 0x1E
        case FORM_MOONKIN:                                  // 0x1F
        case FORM_SPIRITOFREDEMPTION:                       // 0x20
            break;
        default:
            LOG_ERROR("spells.aura.effect", "Auras: Unknown Shapeshift Type: {}", GetMiscValue());
    }
 
    modelid = target->GetModelForForm(form, GetId());
 
    if (apply)
    {
        // remove polymorph before changing display id to keep new display id
        switch (form)
        {
            case FORM_CAT:
            case FORM_TREE:
            case FORM_TRAVEL:
            case FORM_AQUA:
            case FORM_BEAR:
            case FORM_DIREBEAR:
            case FORM_FLIGHT_EPIC:
            case FORM_FLIGHT:
            case FORM_MOONKIN:
                {
                    if (Player* player = target->ToPlayer())
                    {
                        player->SetCanTeleport(true);
                    }
                    // remove movement affects
                    target->RemoveAurasByShapeShift();
 
                    // and polymorphic affects
                    if (target->IsPolymorphed())
                        target->RemoveAurasDueToSpell(target->getTransForm());
                    break;
                }
            default:
                break;
        }
 
        // remove other shapeshift before applying a new one
        // xinef: rogue shouldnt be wrapped by this check (shadow dance vs stealth)
        if (GetSpellInfo()->SpellFamilyName != SPELLFAMILY_ROGUE)
            target->RemoveAurasByType(SPELL_AURA_MOD_SHAPESHIFT, ObjectGuid::Empty, GetBase());
 
        // stop handling the effect if it was removed by linked event
        if (aurApp->GetRemoveMode())
            return;
 
        if (PowerType != POWER_MANA)
        {
            uint32 oldPower = target->GetPower(PowerType);
            // reset power to default values only at power change
            if (target->getPowerType() != PowerType)
                target->setPowerType(PowerType);
 
            switch (form)
            {
                case FORM_CAT:
                case FORM_BEAR:
                case FORM_DIREBEAR:
                    {
                        // get furor proc chance
                        uint32 FurorChance = 0;
                        if (AuraEffect const* dummy = target->GetDummyAuraEffect(SPELLFAMILY_DRUID, 238, 0))
                            FurorChance = std::max(dummy->GetAmount(), 0);
 
                        switch (GetMiscValue())
                        {
                            case FORM_CAT:
                                {
                                    int32 basePoints = int32(std::min(oldPower, FurorChance));
                                    target->SetPower(POWER_ENERGY, 0);
                                    target->CastCustomSpell(target, 17099, &basePoints, nullptr, nullptr, true, nullptr, this);
                                    break;
                                }
                            case FORM_BEAR:
                            case FORM_DIREBEAR:
                                if (urand(0, 99) < FurorChance)
                                    target->CastSpell(target, 17057, true);
                                break;
                            default:
                                {
                                    uint32 newEnergy = std::min(target->GetPower(POWER_ENERGY), FurorChance);
                                    target->SetPower(POWER_ENERGY, newEnergy);
                                    break;
                                }
                        }
                        break;
                    }
                default:
                    break;
            }
        }
        // stop handling the effect if it was removed by linked event
        if (aurApp->GetRemoveMode())
            return;
 
        target->SetShapeshiftForm(form);
        // xinef: allow shapeshift to override model id if forced transform aura is not present!
        if (modelid > 0)
        {
            bool allow = true;
            if (target->getTransForm() && !(target->GetMapId() == MAP_THE_ESCAPE_FROM_DURNHOLDE))
                if (SpellInfo const* transformSpellInfo = sSpellMgr->GetSpellInfo(target->getTransForm()))
                    if (transformSpellInfo->HasAttribute(SPELL_ATTR0_NO_IMMUNITIES) || !transformSpellInfo->IsPositive())
                        allow = false;
 
            if (allow)
                target->SetDisplayId(modelid);
        }
    }
    else
    {
        // reset model id if no other auras present
        // may happen when aura is applied on linked event on aura removal
        if (!target->HasShapeshiftAura())
        {
            target->SetShapeshiftForm(FORM_NONE);
            if (target->IsClass(CLASS_DRUID, CLASS_CONTEXT_ABILITY))
            {
                target->setPowerType(POWER_MANA);
                // Remove movement impairing effects also when shifting out
                target->RemoveAurasByShapeShift();
            }
        }
 
        if (modelid > 0)
            target->RestoreDisplayId();
 
        switch (form)
        {
            // Nordrassil Harness - bonus
            case FORM_BEAR:
            case FORM_DIREBEAR:
            case FORM_CAT:
                if (AuraEffect* dummy = target->GetAuraEffect(37315, 0))
                    target->CastSpell(target, 37316, true, nullptr, dummy);
                break;
            // Nordrassil Regalia - bonus
            case FORM_MOONKIN:
                if (AuraEffect* dummy = target->GetAuraEffect(37324, 0))
                    target->CastSpell(target, 37325, true, nullptr, dummy);
                break;
            case FORM_BATTLESTANCE:
            case FORM_DEFENSIVESTANCE:
            case FORM_BERSERKERSTANCE:
                {
                    uint32 Rage_val = 0;
                    // Defensive Tactics
                    if (form == FORM_DEFENSIVESTANCE)
                    {
                        if (AuraEffect const* aurEff = target->IsScriptOverriden(m_spellInfo, 831))
                            Rage_val += aurEff->GetAmount() * 10;
                    }
                    // Stance mastery + Tactical mastery (both passive, and last have aura only in defense stance, but need apply at any stance switch)
                    if (target->IsPlayer())
                    {
                        // Stance mastery - trainer spell
                        PlayerSpellMap const& sp_list = target->ToPlayer()->GetSpellMap();
                        for (PlayerSpellMap::const_iterator itr = sp_list.begin(); itr != sp_list.end(); ++itr)
                        {
                            if (itr->second->State == PLAYERSPELL_REMOVED || !itr->second->IsInSpec(target->ToPlayer()->GetActiveSpec()))
                                continue;
 
                            SpellInfo const* spellInfo = sSpellMgr->GetSpellInfo(itr->first);
                            if (spellInfo && spellInfo->SpellFamilyName == SPELLFAMILY_WARRIOR && spellInfo->SpellIconID == 139)
                                Rage_val += target->CalculateSpellDamage(target, spellInfo, 0) * 10;
                        }
 
                        // Tactical Mastery - talent
                        PlayerTalentMap const& tp_list = target->ToPlayer()->GetTalentMap();
                        for (PlayerTalentMap::const_iterator itr = tp_list.begin(); itr != tp_list.end(); ++itr)
                        {
                            if (itr->second->State == PLAYERSPELL_REMOVED || !itr->second->IsInSpec(target->ToPlayer()->GetActiveSpec()))
                                continue;
 
                            SpellInfo const* spellInfo = sSpellMgr->GetSpellInfo(itr->first);
                            if (spellInfo && spellInfo->SpellFamilyName == SPELLFAMILY_WARRIOR && spellInfo->SpellIconID == 139)
                                Rage_val += target->CalculateSpellDamage(target, spellInfo, 0) * 10;
                        }
                    }
                    if (target->GetPower(POWER_RAGE) > Rage_val)
                        target->SetPower(POWER_RAGE, Rage_val);
                    break;
                }
            default:
                break;
        }
    }
 
    // adding/removing linked auras
    // add/remove the shapeshift aura's boosts
    HandleShapeshiftBoosts(target, apply);
 
    if (target->IsPlayer())
        target->ToPlayer()->InitDataForForm();
 
    if (target->IsClass(CLASS_DRUID, CLASS_CONTEXT_ABILITY))
    {
        // Dash
        if (AuraEffect* aurEff = target->GetAuraEffect(SPELL_AURA_MOD_INCREASE_SPEED, SPELLFAMILY_DRUID, 0, 0, 0x8))
            aurEff->RecalculateAmount();
 
        // Disarm handling
        // If druid shifts while being disarmed we need to deal with that since forms aren't affected by disarm
        // and also HandleAuraModDisarm is not triggered
        if (!target->CanUseAttackType(BASE_ATTACK))
        {
            if (Item* pItem = target->ToPlayer()->GetItemByPos(INVENTORY_SLOT_BAG_0, EQUIPMENT_SLOT_MAINHAND))
            {
                target->ToPlayer()->_ApplyWeaponDamage(EQUIPMENT_SLOT_MAINHAND, pItem->GetTemplate(), nullptr, apply);
            }
        }
 
        // Update crit chance for feral forms
        switch (form)
        {
            case FORM_CAT:
            case FORM_BEAR:
            case FORM_DIREBEAR:
            case FORM_GHOSTWOLF:
                target->ToPlayer()->UpdateAllCritPercentages();
                break;
            default:
                break;
        }
    }
 
    // stop handling the effect if it was removed by linked event
    if (apply && aurApp->GetRemoveMode())
        return;
 
    if (target->IsPlayer())
    {
        SpellShapeshiftFormEntry const* shapeInfo = sSpellShapeshiftFormStore.LookupEntry(form);
        // Learn spells for shapeshift form - no need to send action bars or add spells to spellbook
        for (uint8 i = 0; i < MAX_SHAPESHIFT_SPELLS; ++i)
        {
            if (!shapeInfo->stanceSpell[i])
                continue;
            if (apply)
                target->ToPlayer()->_addSpell(shapeInfo->stanceSpell[i], SPEC_MASK_ALL, true);
            else
                target->ToPlayer()->removeSpell(shapeInfo->stanceSpell[i], SPEC_MASK_ALL, true);
        }
    }
}

References Player::_addSpell(), Player::_ApplyWeaponDamage(), AURA_EFFECT_HANDLE_REAL_OR_REAPPLY_MASK, BASE_ATTACK, Unit::CalculateSpellDamage(), Unit::CanUseAttackType(), Unit::CastCustomSpell(), Unit::CastSpell(), CLASS_CONTEXT_ABILITY, CLASS_DRUID, ObjectGuid::Empty, EQUIPMENT_SLOT_MAINHAND, FORM_AMBIENT, FORM_AQUA, FORM_BATTLESTANCE, FORM_BEAR, FORM_BERSERKERSTANCE, FORM_BLB_PLAYER, FORM_CAT, FORM_CREATUREBEAR, FORM_CREATURECAT, FORM_DEFENSIVESTANCE, FORM_DIREBEAR, FORM_FLIGHT, FORM_FLIGHT_EPIC, FORM_GHOSTWOLF, FORM_GHOUL, FORM_MASTER_ANGLER, FORM_METAMORPHOSIS, FORM_MOONKIN, FORM_NONE, FORM_SHADOW, FORM_SHADOW_DANCE, FORM_SPIRITOFREDEMPTION, FORM_STEALTH, FORM_STEVES_GHOUL, FORM_TEST, FORM_TEST_OF_STRENGTH, FORM_THARONJA_SKELETON, FORM_TRAVEL, FORM_TREE, FORM_UNDEAD, FORM_ZOMBIE, Player::GetActiveSpec(), Unit::GetAuraEffect(), GetBase(), Unit::GetDummyAuraEffect(), GetId(), Player::GetItemByPos(), WorldLocation::GetMapId(), GetMiscValue(), Unit::GetModelForForm(), Unit::GetPower(), Unit::getPowerType(), AuraApplication::GetRemoveMode(), GetSpellInfo(), Player::GetSpellMap(), Player::GetTalentMap(), AuraApplication::GetTarget(), Unit::getTransForm(), HandleShapeshiftBoosts(), Unit::HasShapeshiftAura(), Player::InitDataForForm(), INVENTORY_SLOT_BAG_0, Unit::IsClass(), Object::IsPlayer(), Unit::IsPolymorphed(), Unit::IsScriptOverriden(), LOG_ERROR, m_spellInfo, MAP_THE_ESCAPE_FROM_DURNHOLDE, MAX_SHAPESHIFT_SPELLS, PLAYERSPELL_REMOVED, POWER_ENERGY, POWER_MANA, POWER_RAGE, Unit::RemoveAurasByShapeShift(), Unit::RemoveAurasByType(), Unit::RemoveAurasDueToSpell(), Player::removeSpell(), Unit::RestoreDisplayId(), Unit::SetDisplayId(), Unit::SetPower(), Unit::setPowerType(), Unit::SetShapeshiftForm(), SPEC_MASK_ALL, SPELL_ATTR0_NO_IMMUNITIES, SPELL_AURA_MOD_INCREASE_SPEED, SPELL_AURA_MOD_SHAPESHIFT, SPELLFAMILY_DRUID, SPELLFAMILY_ROGUE, SPELLFAMILY_WARRIOR, SpellInfo::SpellFamilyName, SpellInfo::SpellIconID, sSpellMgr, sSpellShapeshiftFormStore, SpellShapeshiftFormEntry::stanceSpell, Object::ToPlayer(), Player::UpdateAllCritPercentages(), and urand().

◆ HandleAuraModSilence()

void AuraEffect::HandleAuraModSilence	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_REAL))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (apply)
    {
        target->SetUnitFlag(UNIT_FLAG_SILENCED);
 
        // call functions which may have additional effects after chainging state of unit
        // Stop cast only spells vs PreventionType == SPELL_PREVENTION_TYPE_SILENCE
        for (uint32 i = CURRENT_MELEE_SPELL; i < CURRENT_MAX_SPELL; ++i)
            if (Spell* spell = target->GetCurrentSpell(CurrentSpellTypes(i)))
                if (spell->m_spellInfo->PreventionType == SPELL_PREVENTION_TYPE_SILENCE)
                    // Stop spells on prepare or casting state
                    target->InterruptSpell(CurrentSpellTypes(i), false);
    }
    else
    {
        // do not remove unit flag if there are more than this auraEffect of that kind on unit on unit
        if (target->HasSilenceAura() || target->HasPacifySilenceAura())
            return;
 
        target->RemoveUnitFlag(UNIT_FLAG_SILENCED);
    }
}

References AURA_EFFECT_HANDLE_REAL, CURRENT_MAX_SPELL, CURRENT_MELEE_SPELL, Unit::GetCurrentSpell(), AuraApplication::GetTarget(), Unit::HasPacifySilenceAura(), Unit::HasSilenceAura(), Unit::InterruptSpell(), Unit::RemoveUnitFlag(), Unit::SetUnitFlag(), SPELL_PREVENTION_TYPE_SILENCE, and UNIT_FLAG_SILENCED.

Referenced by HandleAuraModPacifyAndSilence().

◆ HandleAuraModSkill()

void AuraEffect::HandleAuraModSkill	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_SKILL)))
        return;
    Unit* target = aurApp->GetTarget();
 
    if (!target->IsPlayer())
        return;
 
    uint32 prot = GetMiscValue();
    int32 points = GetAmount();
 
    target->ToPlayer()->ModifySkillBonus(prot, ((apply) ? points : -points), GetAuraType() == SPELL_AURA_MOD_SKILL_TALENT);
    if (prot == SKILL_DEFENSE)
        target->ToPlayer()->UpdateDefenseBonusesMod();
}

References AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_SKILL, GetAmount(), GetAuraType(), GetMiscValue(), AuraApplication::GetTarget(), Object::IsPlayer(), Player::ModifySkillBonus(), SKILL_DEFENSE, SPELL_AURA_MOD_SKILL_TALENT, Object::ToPlayer(), and Player::UpdateDefenseBonusesMod().

◆ HandleAuraModStalked()

void AuraEffect::HandleAuraModStalked	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_SEND_FOR_CLIENT_MASK))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    // used by spells: Hunter's Mark, Mind Vision, Syndicate Tracker (MURP) DND
    if (apply)
        target->SetDynamicFlag(UNIT_DYNFLAG_TRACK_UNIT);
    else
    {
        // do not remove unit flag if there are more than this auraEffect of that kind on unit on unit
        if (!target->HasAuraType(GetAuraType()))
            target->RemoveDynamicFlag(UNIT_DYNFLAG_TRACK_UNIT);
    }
 
    // call functions which may have additional effects after chainging state of unit
    target->UpdateObjectVisibility(target->IsPlayer());
}

References AURA_EFFECT_HANDLE_SEND_FOR_CLIENT_MASK, GetAuraType(), AuraApplication::GetTarget(), Unit::HasAuraType(), Object::IsPlayer(), Object::RemoveDynamicFlag(), Object::SetDynamicFlag(), UNIT_DYNFLAG_TRACK_UNIT, and Unit::UpdateObjectVisibility().

◆ HandleAuraModStat()

void AuraEffect::HandleAuraModStat	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    if (GetMiscValue() < -2 || GetMiscValue() > 4)
    {
        LOG_ERROR("spells.aura.effect", "WARNING: Spell {} effect {} has an unsupported misc value ({}) for SPELL_AURA_MOD_STAT ", GetId(), GetEffIndex(), GetMiscValue());
        return;
    }
 
    Unit* target = aurApp->GetTarget();
    int32 spellGroupVal = target->GetHighestExclusiveSameEffectSpellGroupValue(this, SPELL_AURA_MOD_STAT, true, GetMiscValue());
    if (std::abs(spellGroupVal) >= std::abs(GetAmount()))
        return;
 
    for (int32 i = STAT_STRENGTH; i < MAX_STATS; i++)
    {
        // -1 or -2 is all stats (misc < -2 checked in function beginning)
        if (GetMiscValue() < 0 || GetMiscValue() == i)
        {
            if (spellGroupVal)
                target->HandleStatFlatModifier(UnitMods(UNIT_MOD_STAT_START + i), TOTAL_VALUE, float(GetAmount()), !apply);
 
            target->HandleStatFlatModifier(UnitMods(UNIT_MOD_STAT_START + i), TOTAL_VALUE, float(GetAmount()), apply);
            if (target->IsPlayer() || target->IsPet())
                target->UpdateStatBuffMod(Stats(i));
        }
    }
}

References AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, GetAmount(), GetEffIndex(), Unit::GetHighestExclusiveSameEffectSpellGroupValue(), GetId(), GetMiscValue(), AuraApplication::GetTarget(), Unit::HandleStatFlatModifier(), Unit::IsPet(), Object::IsPlayer(), LOG_ERROR, MAX_STATS, SPELL_AURA_MOD_STAT, STAT_STRENGTH, TOTAL_VALUE, UNIT_MOD_STAT_START, and Unit::UpdateStatBuffMod().

◆ HandleAuraModStateImmunity()

void AuraEffect::HandleAuraModStateImmunity	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_REAL))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    target->ApplySpellImmune(GetId(), IMMUNITY_STATE, GetMiscValue(), apply);
 
    if (apply && GetSpellInfo()->HasAttribute(SPELL_ATTR1_IMMUNITY_PURGES_EFFECT))
        target->RemoveAurasByType(AuraType(GetMiscValue()), ObjectGuid::Empty, GetBase());
}

References Unit::ApplySpellImmune(), AURA_EFFECT_HANDLE_REAL, ObjectGuid::Empty, GetBase(), GetId(), GetMiscValue(), GetSpellInfo(), AuraApplication::GetTarget(), IMMUNITY_STATE, Unit::RemoveAurasByType(), and SPELL_ATTR1_IMMUNITY_PURGES_EFFECT.

◆ HandleAuraModStun()

void AuraEffect::HandleAuraModStun	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_REAL))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    target->SetControlled(apply, UNIT_STATE_STUNNED);
    if (apply)
        target->GetThreatMgr().EvaluateSuppressed();
}

References AURA_EFFECT_HANDLE_REAL, ThreatManager::EvaluateSuppressed(), AuraApplication::GetTarget(), Unit::GetThreatMgr(), Unit::SetControlled(), and UNIT_STATE_STUNNED.

◆ HandleAuraModTotalThreat()

void AuraEffect::HandleAuraModTotalThreat	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (!target->IsAlive() || !target->IsPlayer())
        return;
 
    Unit* caster = GetCaster();
    if (caster && caster->IsAlive())
        caster->GetThreatMgr().UpdateMyTempModifiers();
}

References AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, GetCaster(), AuraApplication::GetTarget(), Unit::GetThreatMgr(), Unit::IsAlive(), Object::IsPlayer(), and ThreatManager::UpdateMyTempModifiers().

◆ HandleAuraModUseNormalSpeed()

void AuraEffect::HandleAuraModUseNormalSpeed	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_REAL))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    target->UpdateSpeed(MOVE_RUN,  true);
    target->UpdateSpeed(MOVE_SWIM, true);
    target->UpdateSpeed(MOVE_FLIGHT,  true);
 
    if (Player* targetPlayer = target->ToPlayer())
    {
        sScriptMgr->AnticheatSetUnderACKmount(targetPlayer);
    }
}

References AURA_EFFECT_HANDLE_REAL, AuraApplication::GetTarget(), MOVE_FLIGHT, MOVE_RUN, MOVE_SWIM, sScriptMgr, Object::ToPlayer(), and Unit::UpdateSpeed().

◆ HandleAuraModWeaponCritPercent()

void AuraEffect::HandleAuraModWeaponCritPercent	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Player* target = aurApp->GetTarget()->ToPlayer();
 
    if (!target)
        return;
 
    target->UpdateAllWeaponDependentCritAuras();
}

References AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, AuraApplication::GetTarget(), Object::ToPlayer(), and Player::UpdateAllWeaponDependentCritAuras().

◆ HandleAuraMounted()

void AuraEffect::HandleAuraMounted	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_SEND_FOR_CLIENT_MASK))
        return;
 
    Unit* target = aurApp->GetTarget();
    Unit* caster = GetCaster();
 
    if (apply)
    {
        uint32 creatureEntry = GetMiscValue();
        uint32 displayId = 0;
        uint32 vehicleId = 0;
 
        // Festive Holiday Mount
        if (target->HasAura(62061))
        {
            if (GetBase()->HasEffectType(SPELL_AURA_MOD_INCREASE_MOUNTED_FLIGHT_SPEED))
                creatureEntry = 24906;
            else
                creatureEntry = 15665;
        }
 
        // Festive Brewfest Mount
        if (!GetBase()->HasEffectType(SPELL_AURA_MOD_INCREASE_MOUNTED_FLIGHT_SPEED) && target->HasAura(FRESH_BREWFEST_HOPS))
        {
            if (caster->GetSpeedRate(MOVE_RUN) >= 2.0f)
            {
                creatureEntry = GREAT_BREWFEST_KODO;
            }
            else
            {
                creatureEntry = BREWFEST_KODO;
            }
        }
 
        if (CreatureTemplate const* creatureInfo = sObjectMgr->GetCreatureTemplate(creatureEntry))
        {
            CreatureModel model = *ObjectMgr::ChooseDisplayId(creatureInfo);
            sObjectMgr->GetCreatureModelRandomGender(&model, creatureInfo);
            displayId = model.CreatureDisplayID;
 
            vehicleId = creatureInfo->VehicleId;
 
            //some spell has one aura of mount and one of vehicle
            for (uint32 i = 0; i < MAX_SPELL_EFFECTS; ++i)
            {
                if (GetSpellInfo()->Effects[i].Effect == SPELL_EFFECT_SUMMON && GetSpellInfo()->Effects[i].MiscValue == GetMiscValue())
                {
                    displayId = 0;
                }
            }
 
        }
        target->Mount(displayId, vehicleId, GetMiscValue());
    }
    else
    {
        target->Dismount();
        //some mounts like Headless Horseman's Mount or broom stick are skill based spell
        // need to remove ALL arura related to mounts, this will stop client crash with broom stick
        // and never endless flying after using Headless Horseman's Mount
        if (mode & AURA_EFFECT_HANDLE_REAL)
            target->RemoveAurasByType(SPELL_AURA_MOUNTED);
    }
}

References AURA_EFFECT_HANDLE_REAL, AURA_EFFECT_HANDLE_SEND_FOR_CLIENT_MASK, BREWFEST_KODO, ObjectMgr::ChooseDisplayId(), CreatureModel::CreatureDisplayID, Unit::Dismount(), FRESH_BREWFEST_HOPS, GetBase(), GetCaster(), GetMiscValue(), Unit::GetSpeedRate(), GetSpellInfo(), AuraApplication::GetTarget(), GREAT_BREWFEST_KODO, Unit::HasAura(), MAX_SPELL_EFFECTS, Unit::Mount(), MOVE_RUN, Unit::RemoveAurasByType(), sObjectMgr, SPELL_AURA_MOD_INCREASE_MOUNTED_FLIGHT_SPEED, SPELL_AURA_MOUNTED, and SPELL_EFFECT_SUMMON.

◆ HandleAuraOpenStable()

void AuraEffect::HandleAuraOpenStable	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_REAL))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (!target->IsPlayer() || !target->IsInWorld())
        return;
 
    if (apply)
        target->ToPlayer()->GetSession()->SendStablePet(target->GetGUID());
 
    // client auto close stable dialog at !apply aura
}

References AURA_EFFECT_HANDLE_REAL, Object::GetGUID(), Player::GetSession(), AuraApplication::GetTarget(), Object::IsInWorld(), Object::IsPlayer(), WorldSession::SendStablePet(), and Object::ToPlayer().

◆ HandleAuraOverrideSpells()

void AuraEffect::HandleAuraOverrideSpells	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_REAL))
        return;
 
    Player* target = aurApp->GetTarget()->ToPlayer();
 
    if (!target || !target->IsInWorld())
        return;
 
    uint32 overrideId = uint32(GetMiscValue());
 
    if (apply)
    {
        target->SetUInt16Value(PLAYER_FIELD_BYTES2, PLAYER_BYTES_2_OVERRIDE_SPELLS_UINT16_OFFSET, overrideId);
        if (OverrideSpellDataEntry const* overrideSpells = sOverrideSpellDataStore.LookupEntry(overrideId))
            for (uint8 i = 0; i < MAX_OVERRIDE_SPELL; ++i)
                if (uint32 spellId = overrideSpells->spellId[i])
                    target->_addSpell(spellId, SPEC_MASK_ALL, true);
    }
    else
    {
        target->SetUInt16Value(PLAYER_FIELD_BYTES2, PLAYER_BYTES_2_OVERRIDE_SPELLS_UINT16_OFFSET, 0);
        if (OverrideSpellDataEntry const* overrideSpells = sOverrideSpellDataStore.LookupEntry(overrideId))
            for (uint8 i = 0; i < MAX_OVERRIDE_SPELL; ++i)
                if (uint32 spellId = overrideSpells->spellId[i])
                    target->removeSpell(spellId, SPEC_MASK_ALL, true);
    }
}

References Player::_addSpell(), AURA_EFFECT_HANDLE_REAL, GetMiscValue(), AuraApplication::GetTarget(), Object::IsInWorld(), MAX_OVERRIDE_SPELL, PLAYER_BYTES_2_OVERRIDE_SPELLS_UINT16_OFFSET, PLAYER_FIELD_BYTES2, Player::removeSpell(), Object::SetUInt16Value(), sOverrideSpellDataStore, SPEC_MASK_ALL, and Object::ToPlayer().

◆ HandleAuraRetainComboPoints()

void AuraEffect::HandleAuraRetainComboPoints	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_REAL))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (!target->IsPlayer())
        return;
 
    // combo points was added in SPELL_EFFECT_ADD_COMBO_POINTS handler
    // remove only if aura expire by time (in case combo points amount change aura removed without combo points lost)
    if (!(apply) && GetBase()->GetDuration() == 0)
        target->AddComboPoints(-GetAmount());
}

References Unit::AddComboPoints(), AURA_EFFECT_HANDLE_REAL, GetAmount(), GetBase(), AuraApplication::GetTarget(), and Object::IsPlayer().

◆ HandleAuraSetVehicle()

void AuraEffect::HandleAuraSetVehicle	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_REAL))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (!target->IsPlayer() || !target->IsInWorld())
        return;
 
    uint32 vehicleId = GetMiscValue();
 
    if (apply)
    {
        if (!target->CreateVehicleKit(vehicleId, 0))
            return;
    }
    else if (target->GetVehicleKit())
        target->RemoveVehicleKit();
 
    WorldPacket data(SMSG_PLAYER_VEHICLE_DATA, target->GetPackGUID().size() + 4);
    data << target->GetPackGUID();
    data << uint32(apply ? vehicleId : 0);
    target->SendMessageToSet(&data, true);
 
    if (apply)
    {
        data.Initialize(SMSG_ON_CANCEL_EXPECTED_RIDE_VEHICLE_AURA, 0);
        target->ToPlayer()->SendDirectMessage(&data);
    }
}

References AURA_EFFECT_HANDLE_REAL, Unit::CreateVehicleKit(), GetMiscValue(), Object::GetPackGUID(), AuraApplication::GetTarget(), Unit::GetVehicleKit(), WorldPacket::Initialize(), Object::IsInWorld(), Object::IsPlayer(), Unit::RemoveVehicleKit(), Player::SendDirectMessage(), WorldObject::SendMessageToSet(), PackedGuid::size(), SMSG_ON_CANCEL_EXPECTED_RIDE_VEHICLE_AURA, SMSG_PLAYER_VEHICLE_DATA, and Object::ToPlayer().

◆ HandleAuraTrackCreatures()

void AuraEffect::HandleAuraTrackCreatures	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_SEND_FOR_CLIENT_MASK))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (!target->IsPlayer())
        return;
 
    if (apply)
        target->SetFlag(PLAYER_TRACK_CREATURES, uint32(1) << (GetMiscValue() - 1));
    else
        target->RemoveFlag(PLAYER_TRACK_CREATURES, uint32(1) << (GetMiscValue() - 1));
}

References AURA_EFFECT_HANDLE_SEND_FOR_CLIENT_MASK, GetMiscValue(), AuraApplication::GetTarget(), Object::IsPlayer(), PLAYER_TRACK_CREATURES, Object::RemoveFlag(), and Object::SetFlag().

◆ HandleAuraTrackResources()

void AuraEffect::HandleAuraTrackResources	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_SEND_FOR_CLIENT_MASK))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (!target->IsPlayer())
        return;
 
    if (apply)
        target->SetFlag(PLAYER_TRACK_RESOURCES, uint32(1) << (GetMiscValue() - 1));
    else
        target->RemoveFlag(PLAYER_TRACK_RESOURCES, uint32(1) << (GetMiscValue() - 1));
}

References AURA_EFFECT_HANDLE_SEND_FOR_CLIENT_MASK, GetMiscValue(), AuraApplication::GetTarget(), Object::IsPlayer(), PLAYER_TRACK_RESOURCES, Object::RemoveFlag(), and Object::SetFlag().

◆ HandleAuraTrackStealthed()

void AuraEffect::HandleAuraTrackStealthed	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_SEND_FOR_CLIENT_MASK))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (!target->IsPlayer())
        return;
 
    if (!(apply))
    {
        // do not remove unit flag if there are more than this auraEffect of that kind on unit on unit
        if (target->HasAuraType(GetAuraType()))
            return;
    }
    target->ApplyModFlag(PLAYER_FIELD_BYTES, PLAYER_FIELD_BYTE_TRACK_STEALTHED, apply);
}

References Object::ApplyModFlag(), AURA_EFFECT_HANDLE_SEND_FOR_CLIENT_MASK, GetAuraType(), AuraApplication::GetTarget(), Unit::HasAuraType(), Object::IsPlayer(), PLAYER_FIELD_BYTE_TRACK_STEALTHED, and PLAYER_FIELD_BYTES.

◆ HandleAuraTransform()

void AuraEffect::HandleAuraTransform	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_SEND_FOR_CLIENT_MASK))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (apply)
    {
        // update active transform spell only when transform or shapeshift not set or not overwriting negative by positive case
        if (GetSpellInfo()->HasAttribute(SPELL_ATTR0_NO_IMMUNITIES) || !target->GetModelForForm(target->GetShapeshiftForm(), GetId()) || !GetSpellInfo()->IsPositive())
        {
            // special case (spell specific functionality)
            if (GetMiscValue() == 0)
            {
                switch (GetId())
                {
                    // Orb of Deception
                    case 16739:
                        {
                            if (!target->IsPlayer())
                                return;
 
                            switch (target->getRace())
                            {
                                // Blood Elf
                                case RACE_BLOODELF:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 17829 : 17830);
                                    break;
                                // Orc
                                case RACE_ORC:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 10139 : 10140);
                                    break;
                                // Troll
                                case RACE_TROLL:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 10135 : 10134);
                                    break;
                                // Tauren
                                case RACE_TAUREN:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 10136 : 10147);
                                    break;
                                // Undead
                                case RACE_UNDEAD_PLAYER:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 10146 : 10145);
                                    break;
                                // Draenei
                                case RACE_DRAENEI:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 17827 : 17828);
                                    break;
                                // Dwarf
                                case RACE_DWARF:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 10141 : 10142);
                                    break;
                                // Gnome
                                case RACE_GNOME:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 10148 : 10149);
                                    break;
                                // Human
                                case RACE_HUMAN:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 10137 : 10138);
                                    break;
                                // Night Elf
                                case RACE_NIGHTELF:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 10143 : 10144);
                                    break;
                                default:
                                    break;
                            }
                            break;
                        }
                    // Murloc costume
                    case 42365:
                        target->SetDisplayId(21723);
                        break;
                    // Dread Corsair
                    case 50517:
                    // Corsair Costume
                    case 51926:
                        {
                            if (!target->IsPlayer())
                                return;
 
                            switch (target->getRace())
                            {
                                // Blood Elf
                                case RACE_BLOODELF:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 25032 : 25043);
                                    break;
                                // Orc
                                case RACE_ORC:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 25039 : 25050);
                                    break;
                                // Troll
                                case RACE_TROLL:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 25041 : 25052);
                                    break;
                                // Tauren
                                case RACE_TAUREN:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 25040 : 25051);
                                    break;
                                // Undead
                                case RACE_UNDEAD_PLAYER:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 25042 : 25053);
                                    break;
                                // Draenei
                                case RACE_DRAENEI:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 25033 : 25044);
                                    break;
                                // Dwarf
                                case RACE_DWARF:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 25034 : 25045);
                                    break;
                                // Gnome
                                case RACE_GNOME:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 25035 : 25046);
                                    break;
                                // Human
                                case RACE_HUMAN:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 25037 : 25048);
                                    break;
                                // Night Elf
                                case RACE_NIGHTELF:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 25038 : 25049);
                                    break;
                                default:
                                    break;
                            }
                            break;
                        }
                    // Pygmy Oil
                    case 53806:
                        target->SetDisplayId(22512);
                        break;
                    // Honor the Dead
                    case 65386:
                    case 65495:
                        target->SetDisplayId(target->getGender() == GENDER_MALE ? 29203 : 29204);
                        break;
                    // Gossip NPC Appearance - Brewfest
                    case 65511:
                        {
                            switch (target->GetDisplayRace())
                            {
                                case DisplayRace::BloodElf:
                                    if (urand(0, 1))
                                        target->SetDisplayId(target->getGender() == GENDER_MALE ? 21839 : 21838);
                                    else
                                        target->SetDisplayId(target->getGender() == GENDER_MALE ? 21841 : 21840);
                                    break;
                                case DisplayRace::Orc:
                                    if (urand(0, 1))
                                        target->SetDisplayId(target->getGender() == GENDER_MALE ? 21867 : 21866);
                                    else
                                        target->SetDisplayId(target->getGender() == GENDER_MALE ? 21869 : 21868);
                                    break;
                                case DisplayRace::Troll:
                                    if (urand(0, 1))
                                        target->SetDisplayId(target->getGender() == GENDER_MALE ? 21875 : 21874);
                                    else
                                        target->SetDisplayId(target->getGender() == GENDER_MALE ? 21877 : 21876);
                                    break;
                                case DisplayRace::Tauren:
                                    if (urand(0, 1))
                                        target->SetDisplayId(target->getGender() == GENDER_MALE ? 21869 : 21871);
                                    else
                                        target->SetDisplayId(target->getGender() == GENDER_MALE ? 21872 : 21873);
                                    break;
                                case DisplayRace::Undead:
                                    if (urand(0, 1))
                                        target->SetDisplayId(target->getGender() == GENDER_MALE ? 21879 : 21878);
                                    else
                                        target->SetDisplayId(target->getGender() == GENDER_MALE ? 21881 : 21880);
                                    break;
                                case DisplayRace::Draenei:
                                    if (urand(0, 1))
                                        target->SetDisplayId(target->getGender() == GENDER_MALE ? 21844 : 21842);
                                    else
                                        target->SetDisplayId(target->getGender() == GENDER_MALE ? 21845 : 21843);
                                    break;
                                case DisplayRace::Dwarf:
                                    if (urand(0, 1))
                                        target->SetDisplayId(target->getGender() == GENDER_MALE ? 21846 : 21848);
                                    else
                                        target->SetDisplayId(target->getGender() == GENDER_MALE ? 21847 : 21849);
                                    break;
                                case DisplayRace::Gnome:
                                    if (urand(0, 1))
                                        target->SetDisplayId(target->getGender() == GENDER_MALE ? 21851 : 21850);
                                    else
                                        target->SetDisplayId(target->getGender() == GENDER_MALE ? 21853 : 21852);
                                    break;
                                case DisplayRace::Human:
                                    if (urand(0, 1))
                                        target->SetDisplayId(target->getGender() == GENDER_MALE ? 21859 : 21858);
                                    else
                                        target->SetDisplayId(target->getGender() == GENDER_MALE ? 21861 : 21860);
                                    break;
                                case DisplayRace::NightElf:
                                    if (urand(0, 1))
                                        target->SetDisplayId(target->getGender() == GENDER_MALE ? 21863 : 21862);
                                    else
                                        target->SetDisplayId(target->getGender() == GENDER_MALE ? 21865 : 21864);
                                    break;
                                case DisplayRace::Goblin:
                                    if (urand(0, 1))
                                        target->SetDisplayId(target->getGender() == GENDER_MALE ? 21854 : 21856);
                                    else
                                        target->SetDisplayId(target->getGender() == GENDER_MALE ? 21855 : 21857);
                                    break;
                                default:
                                    break;
                            }
 
                            // equip random brewfest mug
                            uint32 itemIds[5] = {
                                2703,  // Monster - Item, Tankard Wooden
                                2704,  // Monster - Item, Tankard Dirty
                                2705,  // Monster - Item, Tankard Metal
                                13861, // Monster - Item, Tankard Gold
                                33963  // NPC Equip 33963
                            };
                            if (target->ToCreature())
                                target->SetUInt32Value(UNIT_VIRTUAL_ITEM_SLOT_ID + 0, itemIds[urand(0, 4)]);
 
                            break;
                        }
                    // Gossip NPC Appearance - Winter Veil
                    case 65522:
                        {
                            switch (target->GetDisplayRace())
                            {
                                case DisplayRace::BloodElf:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 18793 : 18785);
                                    break;
                                case DisplayRace::Orc:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 18805 : 18804);
                                    break;
                                case DisplayRace::Troll:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 18809 : 18808);
                                    break;
                                case DisplayRace::Tauren:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 18807 : 18806);
                                    break;
                                case DisplayRace::Undead:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 18811 : 18810);
                                    break;
                                case DisplayRace::Draenei:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 18795 : 18794);
                                    break;
                                case DisplayRace::Dwarf:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 18797 : 18796);
                                    break;
                                case DisplayRace::Gnome:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 18799 : 18798);
                                    break;
                                case DisplayRace::Human:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 18801 : 18800);
                                    break;
                                case DisplayRace::NightElf:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 18803 : 18802);
                                    break;
                                case DisplayRace::Goblin:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 19342 : 19339);
                                default:
                                    break;
                            }
                            break;
                        }
                    // Gossip NPC Appearance - Default
                    case 65523:
                        {
                            switch (target->GetDisplayRace())
                            {
                                case DisplayRace::BloodElf:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 19170 : 19169);
                                    break;
                                case DisplayRace::Orc:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 19182 : 19181);
                                    break;
                                case DisplayRace::Troll:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 19186 : 19185);
                                    break;
                                case DisplayRace::Tauren:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 19184 : 19183);
                                    break;
                                case DisplayRace::Undead:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 19188 : 19187);
                                    break;
                                case DisplayRace::Draenei:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 19172 : 19171);
                                    break;
                                case DisplayRace::Dwarf:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 19174 : 19173);
                                    break;
                                case DisplayRace::Gnome:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 19176 : 19175);
                                    break;
                                case DisplayRace::Human:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 19178 : 19177);
                                    break;
                                case DisplayRace::NightElf:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 19180 : 19179);
                                    break;
                                case DisplayRace::Goblin:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 19343 : 19340);
                                default:
                                    break;
                            }
                            break;
                        }
                    // Gossip NPC Appearance - Lunar Festival
                    case 65524:
                        {
                            switch (target->GetDisplayRace())
                            {
                                case DisplayRace::BloodElf:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 18841 : 18840);
                                    break;
                                case DisplayRace::Orc:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 18870 : 18869);
                                    break;
                                case DisplayRace::Troll:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 18874 : 18873);
                                    break;
                                case DisplayRace::Tauren:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 18872 : 18871);
                                    break;
                                case DisplayRace::Undead:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 18876 : 18875);
                                    break;
                                case DisplayRace::Draenei:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 18843 : 18842);
                                    break;
                                case DisplayRace::Dwarf:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 18845 : 18844);
                                    break;
                                case DisplayRace::Gnome:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 18847 : 18846);
                                    break;
                                case DisplayRace::Human:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 18860 : 18858);
                                    break;
                                case DisplayRace::NightElf:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 18868 : 18867);
                                    break;
                                case DisplayRace::Goblin:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 21067 : 19341);
                                default:
                                    break;
                            }
                            break;
                        }
                    // Gossip NPC Appearance - Hallow's End
                    case 65525:
                        {
                            switch (target->GetDisplayRace())
                            {
                                case DisplayRace::BloodElf:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 22361 : 22360);
                                    break;
                                case DisplayRace::Orc:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 22375 : 22374);
                                    break;
                                case DisplayRace::Troll:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 22379 : 22378);
                                    break;
                                case DisplayRace::Tauren:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 22377 : 22376);
                                    break;
                                case DisplayRace::Undead:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 22381 : 22380);
                                    break;
                                case DisplayRace::Draenei:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 22363 : 22362);
                                    break;
                                case DisplayRace::Dwarf:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 22365 : 22364);
                                    break;
                                case DisplayRace::Gnome:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 22367 : 22366);
                                    break;
                                case DisplayRace::Human:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 22371 : 22370);
                                    break;
                                case DisplayRace::NightElf:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 22373 : 22372);
                                    break;
                                case DisplayRace::Goblin:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 22369 : 22368);
                                default:
                                    break;
                            }
                            break;
                        }
                    // Gossip NPC Appearance - Midsummer
                    case 65526:
                        {
                            switch (target->GetDisplayRace())
                            {
                                case DisplayRace::BloodElf:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 21086 : 21085);
                                    break;
                                case DisplayRace::Orc:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 16438 : 16436);
                                    break;
                                case DisplayRace::Troll:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 16446 : 16445);
                                    break;
                                case DisplayRace::Tauren:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 16432 : 16442);
                                    break;
                                case DisplayRace::Undead:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 16444 : 16443);
                                    break;
                                case DisplayRace::Draenei:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 21083 : 21084);
                                    break;
                                case DisplayRace::Dwarf:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 16413 : 16434);
                                    break;
                                case DisplayRace::Gnome:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 16448 : 16447);
                                    break;
                                case DisplayRace::Human:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 16433 : 16412);
                                    break;
                                case DisplayRace::NightElf:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 16435 : 16414);
                                    break;
                                case DisplayRace::Goblin:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 29243 : 16431);
                                default:
                                    break;
                            }
                            break;
                        }
                    // Gossip NPC Appearance - Spirit of Competition
                    case 65527:
                        {
                            switch (target->GetDisplayRace())
                            {
                                case DisplayRace::BloodElf:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 24508 : 24519);
                                    break;
                                case DisplayRace::Orc:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 24515 : 24526);
                                    break;
                                case DisplayRace::Troll:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 24517 : 24528);
                                    break;
                                case DisplayRace::Tauren:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 24516 : 24527);
                                    break;
                                case DisplayRace::Undead:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 24518 : 24529);
                                    break;
                                case DisplayRace::Draenei:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 24509 : 24520);
                                    break;
                                case DisplayRace::Dwarf:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 24510 : 24521);
                                    break;
                                case DisplayRace::Gnome:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 24511 : 24522);
                                    break;
                                case DisplayRace::Human:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 24513 : 24524);
                                    break;
                                case DisplayRace::NightElf:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 24514 : 24525);
                                    break;
                                case DisplayRace::Goblin:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 24512 : 24523);
                                default:
                                    break;
                            }
                            break;
                        }
                    // Gossip NPC Appearance - Pirates' Day
                    case 65528:
                        {
                            switch (target->GetDisplayRace())
                            {
                                case DisplayRace::BloodElf:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 25032 : 25043);
                                    break;
                                case DisplayRace::Orc:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 25039 : 25050);
                                    break;
                                case DisplayRace::Troll:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 25041 : 25052);
                                    break;
                                case DisplayRace::Tauren:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 25040 : 25051);
                                    break;
                                case DisplayRace::Undead:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 25042 : 25053);
                                    break;
                                case DisplayRace::Draenei:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 25033 : 25044);
                                    break;
                                case DisplayRace::Dwarf:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 25034 : 25045);
                                    break;
                                case DisplayRace::Gnome:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 25035 : 25046);
                                    break;
                                case DisplayRace::Human:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 25037 : 25048);
                                    break;
                                case DisplayRace::NightElf:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 25038 : 25049);
                                    break;
                                case DisplayRace::Goblin:
                                    target->SetDisplayId(target->getGender() == GENDER_MALE ? 25036 : 25047);
                                default:
                                    break;
                            }
                            break;
                        }
                    // Gossip NPC Appearance - Day of the Dead(DotD)
                    case 65529:
                        target->SetDisplayId(target->getGender() == GENDER_MALE ? 29203 : 29204);
                        break;
                    // Darkspear Pride
                    case 75532:
                        target->SetDisplayId(target->getGender() == GENDER_MALE ? 31737 : 31738);
                        break;
                    // Gnomeregan Pride
                    case 75531:
                        target->SetDisplayId(target->getGender() == GENDER_MALE ? 31654 : 31655);
                        break;
                    default:
                        break;
                }
            }
            else
            {
                CreatureTemplate const* ci = sObjectMgr->GetCreatureTemplate(GetMiscValue());
                if (!ci)
                {
                    target->SetDisplayId(16358);              // pig pink ^_^
                    LOG_ERROR("spells.aura.effect", "Auras: unknown creature id = {} (only need its modelid) From Spell Aura Transform in Spell ID = {}", GetMiscValue(), GetId());
                }
                else
                {
                    uint32 model_id = 0;
 
                    if (uint32 modelid = ObjectMgr::ChooseDisplayId(ci)->CreatureDisplayID)
                        model_id = modelid;                     // Will use the default model here
 
                    // Polymorph (sheep)
                    if (GetSpellInfo()->SpellFamilyName == SPELLFAMILY_MAGE && GetSpellInfo()->SpellIconID == 82 && GetSpellInfo()->SpellVisual[0] == 12978)
                        if (Unit* caster = GetCaster())
                            if (caster->HasAura(52648))         // Glyph of the Penguin
                                model_id = 26452;
 
                    target->SetDisplayId(model_id);
 
                    // Dragonmaw Illusion (set mount model also)
                    if (GetId() == 42016 && target->GetMountID() && !target->GetAuraEffectsByType(SPELL_AURA_MOD_INCREASE_MOUNTED_FLIGHT_SPEED).empty())
                        target->SetUInt32Value(UNIT_FIELD_MOUNTDISPLAYID, 16314);
                }
            }
        }
 
        // update active transform spell only when transform or shapeshift not set or not overwriting negative by positive case
        SpellInfo const* transformSpellInfo = sSpellMgr->GetSpellInfo(target->getTransForm());
        if (!transformSpellInfo || GetSpellInfo()->HasAttribute(SPELL_ATTR0_NO_IMMUNITIES) || !GetSpellInfo()->IsPositive() || transformSpellInfo->IsPositive())
            target->setTransForm(GetId());
 
        // polymorph case
        if ((mode & AURA_EFFECT_HANDLE_REAL) && target->IsPlayer() && target->IsPolymorphed())
        {
            // for players, start regeneration after 1s (in polymorph fast regeneration case)
            // only if caster is Player (after patch 2.4.2)
            if (GetCasterGUID().IsPlayer())
                target->ToPlayer()->setRegenTimerCount(1 * IN_MILLISECONDS);
 
            //dismount polymorphed target (after patch 2.4.2)
            if (target->IsMounted())
                target->RemoveAurasByType(SPELL_AURA_MOUNTED);
        }
    }
    else
    {
        // HandleEffect(this, AURA_EFFECT_HANDLE_SEND_FOR_CLIENT, true) will reapply it if need
        if (target->getTransForm() == GetId())
            target->setTransForm(0);
 
        target->RestoreDisplayId();
 
        // Dragonmaw Illusion (restore mount model)
        if (GetId() == 42016 && target->GetMountID() == 16314)
        {
            if (!target->GetAuraEffectsByType(SPELL_AURA_MOUNTED).empty())
            {
                uint32 cr_id = target->GetAuraEffectsByType(SPELL_AURA_MOUNTED).front()->GetMiscValue();
                if (CreatureTemplate const* ci = sObjectMgr->GetCreatureTemplate(cr_id))
                {
                    CreatureModel model = *ObjectMgr::ChooseDisplayId(ci);
                    sObjectMgr->GetCreatureModelRandomGender(&model, ci);
 
                    target->SetUInt32Value(UNIT_FIELD_MOUNTDISPLAYID, model.CreatureDisplayID);
                }
            }
        }
    }
}

References AURA_EFFECT_HANDLE_REAL, AURA_EFFECT_HANDLE_SEND_FOR_CLIENT_MASK, BloodElf, ObjectMgr::ChooseDisplayId(), CreatureModel::CreatureDisplayID, Draenei, Dwarf, GENDER_MALE, Unit::GetAuraEffectsByType(), GetCaster(), GetCasterGUID(), Unit::GetDisplayRace(), Unit::getGender(), GetId(), GetMiscValue(), Unit::GetModelForForm(), Unit::GetMountID(), Unit::getRace(), Unit::GetShapeshiftForm(), GetSpellInfo(), AuraApplication::GetTarget(), Unit::getTransForm(), Gnome, Goblin, Human, IN_MILLISECONDS, Unit::IsMounted(), Object::IsPlayer(), Unit::IsPolymorphed(), SpellInfo::IsPositive(), LOG_ERROR, NightElf, Orc, RACE_BLOODELF, RACE_DRAENEI, RACE_DWARF, RACE_GNOME, RACE_HUMAN, RACE_NIGHTELF, RACE_ORC, RACE_TAUREN, RACE_TROLL, RACE_UNDEAD_PLAYER, Unit::RemoveAurasByType(), Unit::RestoreDisplayId(), Unit::SetDisplayId(), Player::setRegenTimerCount(), Unit::setTransForm(), Unit::SetUInt32Value(), sObjectMgr, SPELL_ATTR0_NO_IMMUNITIES, SPELL_AURA_MOD_INCREASE_MOUNTED_FLIGHT_SPEED, SPELL_AURA_MOUNTED, SPELLFAMILY_MAGE, sSpellMgr, Tauren, Object::ToCreature(), Object::ToPlayer(), Troll, Undead, UNIT_FIELD_MOUNTDISPLAYID, UNIT_VIRTUAL_ITEM_SLOT_ID, and urand().

◆ HandleAuraUntrackable()

void AuraEffect::HandleAuraUntrackable	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_SEND_FOR_CLIENT_MASK))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (apply)
        target->SetByteFlag(UNIT_FIELD_BYTES_1, UNIT_BYTES_1_OFFSET_VIS_FLAG, UNIT_STAND_FLAGS_UNTRACKABLE);
    else
    {
        // do not remove unit flag if there are more than this auraEffect of that kind on unit on unit
        if (target->HasAuraType(GetAuraType()))
            return;
        target->RemoveByteFlag(UNIT_FIELD_BYTES_1, UNIT_BYTES_1_OFFSET_VIS_FLAG, UNIT_STAND_FLAGS_UNTRACKABLE);
    }
}

References AURA_EFFECT_HANDLE_SEND_FOR_CLIENT_MASK, GetAuraType(), AuraApplication::GetTarget(), Unit::HasAuraType(), Object::RemoveByteFlag(), Object::SetByteFlag(), UNIT_BYTES_1_OFFSET_VIS_FLAG, UNIT_FIELD_BYTES_1, and UNIT_STAND_FLAGS_UNTRACKABLE.

◆ HandleAuraWaterWalk()

void AuraEffect::HandleAuraWaterWalk	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_SEND_FOR_CLIENT_MASK))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (Player* targetPlayer = target->ToPlayer())
    {
        sScriptMgr->AnticheatSetUnderACKmount(targetPlayer);
    }
 
    if (!apply)
    {
        // do not remove unit flag if there are more than this auraEffect of that kind on unit on unit
        if (target->HasAuraType(GetAuraType()))
            return;
    }
 
    target->SetWaterWalking(apply);
}

References AURA_EFFECT_HANDLE_SEND_FOR_CLIENT_MASK, GetAuraType(), AuraApplication::GetTarget(), Unit::HasAuraType(), Unit::SetWaterWalking(), sScriptMgr, and Object::ToPlayer().

◆ HandleBindSight()

void AuraEffect::HandleBindSight	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_REAL))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    Unit* caster = GetCaster();
 
    if (!caster || !caster->IsPlayer())
        return;
 
    caster->ToPlayer()->SetViewpoint(target, apply);
}

References AURA_EFFECT_HANDLE_REAL, GetCaster(), AuraApplication::GetTarget(), Object::IsPlayer(), Player::SetViewpoint(), and Object::ToPlayer().

◆ HandleBreakableCCAuraProc()

void AuraEffect::HandleBreakableCCAuraProc	(	AuraApplication *	aurApp,
		ProcEventInfo &	eventInfo
	)

{
    int32 const damageLeft = GetAmount() - static_cast<int32>(eventInfo.GetDamageInfo()->GetDamage());
 
    if (damageLeft <= 0)
        aurApp->GetTarget()->RemoveAura(aurApp);
    else
        SetAmount(damageLeft);
}

References GetAmount(), DamageInfo::GetDamage(), ProcEventInfo::GetDamageInfo(), AuraApplication::GetTarget(), Unit::RemoveAura(), and SetAmount().

Referenced by HandleProc().

◆ HandleChannelDeathItem()

void AuraEffect::HandleChannelDeathItem	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_REAL))
        return;
 
    if (apply || aurApp->GetRemoveMode() != AURA_REMOVE_BY_DEATH)
        return;
 
    Unit* caster = GetCaster();
 
    if (!caster || !caster->IsPlayer())
        return;
 
    Player* plCaster = caster->ToPlayer();
 
    // Item amount
    if (GetAmount() <= 0)
        return;
 
    if (GetSpellInfo()->Effects[m_effIndex].ItemType == 0)
        return;
 
    //Adding items
    uint32 noSpaceForCount = 0;
    uint32 count = m_amount;
 
    ItemPosCountVec dest;
    InventoryResult msg = plCaster->CanStoreNewItem(NULL_BAG, NULL_SLOT, dest, GetSpellInfo()->Effects[m_effIndex].ItemType, count, &noSpaceForCount);
    if (msg != EQUIP_ERR_OK)
    {
        count -= noSpaceForCount;
        plCaster->SendEquipError(msg, nullptr, nullptr, GetSpellInfo()->Effects[m_effIndex].ItemType);
        if (count == 0)
            return;
    }
 
    Item* newitem = plCaster->StoreNewItem(dest, GetSpellInfo()->Effects[m_effIndex].ItemType, true);
    if (!newitem)
    {
        plCaster->SendEquipError(EQUIP_ERR_ITEM_NOT_FOUND, nullptr, nullptr);
        return;
    }
    plCaster->SendNewItem(newitem, count, true, true);
}

References AURA_EFFECT_HANDLE_REAL, AURA_REMOVE_BY_DEATH, Player::CanStoreNewItem(), EQUIP_ERR_ITEM_NOT_FOUND, EQUIP_ERR_OK, GetAmount(), GetCaster(), AuraApplication::GetRemoveMode(), GetSpellInfo(), Object::IsPlayer(), m_amount, m_effIndex, NULL_BAG, NULL_SLOT, Player::SendEquipError(), Player::SendNewItem(), Player::StoreNewItem(), and Object::ToPlayer().

◆ HandleCharmConvert()

void AuraEffect::HandleCharmConvert	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_REAL))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    Unit* caster = GetCaster();
 
    if (apply)
        target->SetCharmedBy(caster, CHARM_TYPE_CONVERT, aurApp);
    else
        target->RemoveCharmedBy(caster);
}

References AURA_EFFECT_HANDLE_REAL, CHARM_TYPE_CONVERT, GetCaster(), AuraApplication::GetTarget(), Unit::RemoveCharmedBy(), and Unit::SetCharmedBy().

◆ HandleComprehendLanguage()

void AuraEffect::HandleComprehendLanguage	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_SEND_FOR_CLIENT_MASK))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (apply)
        target->SetUnitFlag2(UNIT_FLAG2_COMPREHEND_LANG);
    else
    {
        if (target->HasAuraType(GetAuraType()))
            return;
 
        target->RemoveUnitFlag2(UNIT_FLAG2_COMPREHEND_LANG);
    }
}

References AURA_EFFECT_HANDLE_SEND_FOR_CLIENT_MASK, GetAuraType(), AuraApplication::GetTarget(), Unit::HasAuraType(), Unit::RemoveUnitFlag2(), Unit::SetUnitFlag2(), and UNIT_FLAG2_COMPREHEND_LANG.

◆ HandleDetectAmore()

void AuraEffect::HandleDetectAmore	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_SEND_FOR_CLIENT_MASK))
    {
        return;
    }
 
    Unit* target = aurApp->GetTarget();
    if (!target->IsPlayer())
    {
        return;
    }
 
    if (apply)
    {
        target->SetByteFlag(PLAYER_FIELD_BYTES2, 3, 1 << (GetMiscValue() - 1));
    }
    else
    {
        if (target->HasDetectAmoreAura())
        {
            Unit::AuraEffectList const& amoreAuras = target->GetAuraEffectsByType(SPELL_AURA_DETECT_AMORE);
            for (AuraEffect const* aurEff : amoreAuras)
                if (GetMiscValue() == aurEff->GetMiscValue())
                {
                    return;
                }
        }
 
        target->RemoveByteFlag(PLAYER_FIELD_BYTES2, 3, 1 << (GetMiscValue() - 1));
    }
}

References AURA_EFFECT_HANDLE_SEND_FOR_CLIENT_MASK, Unit::GetAuraEffectsByType(), GetMiscValue(), AuraApplication::GetTarget(), Unit::HasDetectAmoreAura(), Object::IsPlayer(), PLAYER_FIELD_BYTES2, Object::RemoveByteFlag(), Object::SetByteFlag(), and SPELL_AURA_DETECT_AMORE.

◆ HandleEffect() [1/2]

void AuraEffect::HandleEffect	(	AuraApplication *	aurApp,
		uint8	mode,
		bool	apply
	)

{
    // check if call is correct, we really don't want using bitmasks here (with 1 exception)
    ASSERT(mode == AURA_EFFECT_HANDLE_REAL
           || mode == AURA_EFFECT_HANDLE_SEND_FOR_CLIENT
           || mode == AURA_EFFECT_HANDLE_CHANGE_AMOUNT
           || mode == AURA_EFFECT_HANDLE_STAT
           || mode == AURA_EFFECT_HANDLE_SKILL
           || mode == AURA_EFFECT_HANDLE_REAPPLY
           || mode == (AURA_EFFECT_HANDLE_CHANGE_AMOUNT | AURA_EFFECT_HANDLE_REAPPLY));
 
    // register/unregister effect in lists in case of real AuraEffect apply/remove
    // registration/unregistration is done always before real effect handling (some effect handlers code is depending on this)
    if (mode & AURA_EFFECT_HANDLE_REAL)
        aurApp->GetTarget()->_RegisterAuraEffect(this, apply);
 
    // xinef: stacking system, force return if effect is disabled, prevents double apply / unapply
    // xinef: placed here so above line can unregister effect from the list
    // xinef: this condition works under assumption that effect handlers performs ALL necessery action with CHANGE_AMOUNT mode
    // xinef: as far as i've checked, all grouped spells meet this condition
    if (!aurApp->IsActive(GetEffIndex()))
        return;
 
    // real aura apply/remove, handle modifier
    if (mode & AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK)
        ApplySpellMod(aurApp->GetTarget(), apply);
 
    // call scripts helping/replacing effect handlers
    bool prevented = false;
    if (apply)
        prevented = GetBase()->CallScriptEffectApplyHandlers(this, const_cast<AuraApplication const*>(aurApp), (AuraEffectHandleModes)mode);
    else
        prevented = GetBase()->CallScriptEffectRemoveHandlers(this, const_cast<AuraApplication const*>(aurApp), (AuraEffectHandleModes)mode);
 
    // check if script events have removed the aura or if default effect prevention was requested
    if ((apply && aurApp->GetRemoveMode()) || prevented)
        return;
 
    (*this.*AuraEffectHandler [GetAuraType()])(aurApp, mode, apply);
 
    // check if script events have removed the aura or if default effect prevention was requested
    if (apply && aurApp->GetRemoveMode())
        return;
 
    // call scripts triggering additional events after apply/remove
    if (apply)
        GetBase()->CallScriptAfterEffectApplyHandlers(this, aurApp, (AuraEffectHandleModes)mode);
    else
        GetBase()->CallScriptAfterEffectRemoveHandlers(this, aurApp, (AuraEffectHandleModes)mode);
}

References Unit::_RegisterAuraEffect(), ApplySpellMod(), ASSERT, AURA_EFFECT_HANDLE_CHANGE_AMOUNT, AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_REAL, AURA_EFFECT_HANDLE_REAPPLY, AURA_EFFECT_HANDLE_SEND_FOR_CLIENT, AURA_EFFECT_HANDLE_SKILL, AURA_EFFECT_HANDLE_STAT, AuraEffectHandler, Aura::CallScriptAfterEffectApplyHandlers(), Aura::CallScriptAfterEffectRemoveHandlers(), Aura::CallScriptEffectApplyHandlers(), Aura::CallScriptEffectRemoveHandlers(), GetAuraType(), GetBase(), GetEffIndex(), AuraApplication::GetRemoveMode(), AuraApplication::GetTarget(), and AuraApplication::IsActive().

Referenced by AuraApplication::_HandleEffect(), ChangeAmount(), Aura::HandleAllEffects(), HandleEffect(), and Unit::RestoreDisplayId().

◆ HandleEffect() [2/2]

void AuraEffect::HandleEffect	(	Unit *	target,
		uint8	mode,
		bool	apply
	)

{
    AuraApplication* aurApp = GetBase()->GetApplicationOfTarget(target->GetGUID());
    ASSERT(aurApp);
    HandleEffect(aurApp, mode, apply);
}

References ASSERT, Aura::GetApplicationOfTarget(), GetBase(), Object::GetGUID(), and HandleEffect().

◆ HandleFarSight()

void AuraEffect::HandleFarSight	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_REAL))
    {
        return;
    }
 
    Unit* caster = GetCaster();
    if (!caster || !caster->IsPlayer())
    {
        return;
    }
 
    Player* player = caster->ToPlayer();
    if (apply)
    {
        player->SetFarSightDistance(m_spellInfo->GetMaxRange());
    }
    else
    {
        player->ResetFarSightDistance();
    }
 
    caster->UpdateObjectVisibility(!apply);
}

References AURA_EFFECT_HANDLE_REAL, GetCaster(), SpellInfo::GetMaxRange(), Object::IsPlayer(), m_spellInfo, Player::ResetFarSightDistance(), Player::SetFarSightDistance(), Object::ToPlayer(), and Unit::UpdateObjectVisibility().

◆ HandleFeignDeath()

void AuraEffect::HandleFeignDeath	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_REAL))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (!target->IsPlayer())
        return;
 
    if (Player* targetPlayer = target->ToPlayer())
    {
        sScriptMgr->AnticheatSetUnderACKmount(targetPlayer);
    }
 
    if (apply)
    {
        /*
        WorldPacket data(SMSG_FEIGN_DEATH_RESISTED, 9);
        data<<target->GetGUID();
        data<<uint8(0);
        target->SendMessageToSet(&data, true);
        */
 
        UnitList targets;
        Acore::AnyUnfriendlyUnitInObjectRangeCheck u_check(target, target, target->GetVisibilityRange()); // no VISIBILITY_COMPENSATION, distance is enough
        Acore::UnitListSearcher<Acore::AnyUnfriendlyUnitInObjectRangeCheck> searcher(target, targets, u_check);
        Cell::VisitObjects(target, searcher, target->GetMap()->GetVisibilityRange());
        for (UnitList::iterator iter = targets.begin(); iter != targets.end(); ++iter)
        {
            if (!(*iter)->HasUnitState(UNIT_STATE_CASTING))
                continue;
 
            for (uint32 i = CURRENT_FIRST_NON_MELEE_SPELL; i < CURRENT_MAX_SPELL; i++)
            {
                if ((*iter)->GetCurrentSpell(i) && (*iter)->GetCurrentSpell(i)->m_targets.GetUnitTargetGUID() == target->GetGUID())
                {
                    SpellInfo const* si = (*iter)->GetCurrentSpell(i)->GetSpellInfo();
                    if (si->HasAttribute(SPELL_ATTR6_IGNORE_PHASE_SHIFT) && (*iter)->IsCreature())
                    {
                        Creature* c = (*iter)->ToCreature();
                        if ((!c->IsPet() && c->GetCreatureTemplate()->rank == CREATURE_ELITE_WORLDBOSS) || c->isWorldBoss() || c->IsDungeonBoss())
                            continue;
                    }
                    bool interrupt = false; // pussywizard: skip spells that don't target units, but casted on unit (eg. TARGET_DEST_TARGET_ENEMY)
                    for (uint8 j = 0; j < MAX_SPELL_EFFECTS; ++j)
                        if (si->Effects[j].Effect && (si->Effects[j].GetUsedTargetObjectType() == TARGET_OBJECT_TYPE_UNIT || si->Effects[j].GetUsedTargetObjectType() == TARGET_OBJECT_TYPE_UNIT_AND_DEST))
                        {
                            // at least one effect truly targets an unit, interrupt the spell
                            interrupt = true;
                            break;
                        }
                    if (interrupt)
                        (*iter)->InterruptSpell(CurrentSpellTypes(i), false);
                }
            }
        }
 
        for (auto& pair : target->GetThreatMgr().GetThreatenedByMeList())
            pair.second->ScaleThreat(0.0f);
 
        if (target->GetMap()->IsDungeon()) // feign death does not remove combat in dungeons
        {
            target->AttackStop();
            if (Player* targetPlayer = target->ToPlayer())
                targetPlayer->SendAttackSwingCancelAttack();
        }
        else
            target->CombatStop(false, false);
 
        target->RemoveAurasWithInterruptFlags(AURA_INTERRUPT_FLAG_IMMUNE_OR_LOST_SELECTION);
 
        // prevent interrupt message
        if (GetCasterGUID() == target->GetGUID())
        {
            if (target->GetCurrentSpell(CURRENT_GENERIC_SPELL))
                target->FinishSpell(CURRENT_GENERIC_SPELL, true);
 
            // interrupt autoshot
            if (target->GetCurrentSpell(CURRENT_AUTOREPEAT_SPELL))
            {
                target->FinishSpell(CURRENT_AUTOREPEAT_SPELL);
                target->ToPlayer()->SendAutoRepeatCancel(target);
            }
        }
 
        target->InterruptNonMeleeSpells(true);
 
        // stop handling the effect if it was removed by linked event
        if (aurApp->GetRemoveMode())
            return;
        // blizz like 2.0.x
        target->SetUnitFlag(UNIT_FLAG_PREVENT_EMOTES_FROM_CHAT_TEXT);
        // blizz like 2.0.x
        target->SetUnitFlag2(UNIT_FLAG2_FEIGN_DEATH);
        // blizz like 2.0.x
        target->SetDynamicFlag(UNIT_DYNFLAG_DEAD);
 
        target->AddUnitState(UNIT_STATE_DIED);
    }
    else
    {
        /*
        WorldPacket data(SMSG_FEIGN_DEATH_RESISTED, 9);
        data<<target->GetGUID();
        data<<uint8(1);
        target->SendMessageToSet(&data, true);
        */
        // blizz like 2.0.x
        target->RemoveUnitFlag(UNIT_FLAG_PREVENT_EMOTES_FROM_CHAT_TEXT);
        // blizz like 2.0.x
        target->RemoveUnitFlag2(UNIT_FLAG2_FEIGN_DEATH);
        // blizz like 2.0.x
        target->RemoveDynamicFlag(UNIT_DYNFLAG_DEAD);
 
        target->ClearUnitState(UNIT_STATE_DIED);
    }
}

References Unit::AddUnitState(), Unit::AttackStop(), AURA_EFFECT_HANDLE_REAL, AURA_INTERRUPT_FLAG_IMMUNE_OR_LOST_SELECTION, Unit::ClearUnitState(), Unit::CombatStop(), CREATURE_ELITE_WORLDBOSS, CURRENT_AUTOREPEAT_SPELL, CURRENT_FIRST_NON_MELEE_SPELL, CURRENT_GENERIC_SPELL, CURRENT_MAX_SPELL, SpellInfo::Effects, Unit::FinishSpell(), GetCasterGUID(), Creature::GetCreatureTemplate(), Unit::GetCurrentSpell(), Object::GetGUID(), WorldObject::GetMap(), AuraApplication::GetRemoveMode(), AuraApplication::GetTarget(), ThreatManager::GetThreatenedByMeList(), Unit::GetThreatMgr(), WorldObject::GetVisibilityRange(), Map::GetVisibilityRange(), SpellInfo::HasAttribute(), Unit::InterruptNonMeleeSpells(), Unit::InterruptSpell(), Map::IsDungeon(), Creature::IsDungeonBoss(), Unit::IsPet(), Object::IsPlayer(), Creature::isWorldBoss(), MAX_SPELL_EFFECTS, CreatureTemplate::rank, Unit::RemoveAurasWithInterruptFlags(), Object::RemoveDynamicFlag(), Unit::RemoveUnitFlag(), Unit::RemoveUnitFlag2(), Player::SendAutoRepeatCancel(), Object::SetDynamicFlag(), Unit::SetUnitFlag(), Unit::SetUnitFlag2(), SPELL_ATTR6_IGNORE_PHASE_SHIFT, sScriptMgr, TARGET_OBJECT_TYPE_UNIT, TARGET_OBJECT_TYPE_UNIT_AND_DEST, Object::ToCreature(), Object::ToPlayer(), UNIT_DYNFLAG_DEAD, UNIT_FLAG2_FEIGN_DEATH, UNIT_FLAG_PREVENT_EMOTES_FROM_CHAT_TEXT, UNIT_STATE_CASTING, UNIT_STATE_DIED, and Cell::VisitObjects().

◆ HandleForceMoveForward()

void AuraEffect::HandleForceMoveForward	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_SEND_FOR_CLIENT_MASK))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (apply)
        target->SetUnitFlag2(UNIT_FLAG2_FORCE_MOVEMENT);
    else
    {
        // do not remove unit flag if there are more than this auraEffect of that kind on unit on unit
        if (target->HasAuraType(GetAuraType()))
            return;
        target->RemoveUnitFlag2(UNIT_FLAG2_FORCE_MOVEMENT);
    }
}

References AURA_EFFECT_HANDLE_SEND_FOR_CLIENT_MASK, GetAuraType(), AuraApplication::GetTarget(), Unit::HasAuraType(), Unit::RemoveUnitFlag2(), Unit::SetUnitFlag2(), and UNIT_FLAG2_FORCE_MOVEMENT.

◆ HandleForceReaction()

void AuraEffect::HandleForceReaction	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (!target->IsPlayer())
        return;
 
    Player* player = target->ToPlayer();
 
    uint32 faction_id = GetMiscValue();
    ReputationRank faction_rank = ReputationRank(m_amount);
 
    player->GetReputationMgr().ApplyForceReaction(faction_id, faction_rank, apply);
    player->GetReputationMgr().SendForceReactions();
 
    // stop fighting if at apply forced rank friendly or at remove real rank friendly
    if ((apply && faction_rank >= REP_FRIENDLY) || (!apply && player->GetReputationRank(faction_id) >= REP_FRIENDLY))
        player->StopAttackFaction(faction_id);
}

References ReputationMgr::ApplyForceReaction(), AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, GetMiscValue(), Player::GetReputationMgr(), Player::GetReputationRank(), AuraApplication::GetTarget(), Object::IsPlayer(), m_amount, REP_FRIENDLY, ReputationMgr::SendForceReactions(), Unit::StopAttackFaction(), and Object::ToPlayer().

◆ HandleModAttackSpeed()

void AuraEffect::HandleModAttackSpeed	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    target->ApplyAttackTimePercentMod(BASE_ATTACK, float(GetAmount()), apply);
    target->UpdateDamagePhysical(BASE_ATTACK);
}

References Unit::ApplyAttackTimePercentMod(), AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, BASE_ATTACK, GetAmount(), AuraApplication::GetTarget(), and Unit::UpdateDamagePhysical().

◆ HandleModBaseResistance()

void AuraEffect::HandleModBaseResistance	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
    for (uint8 i = SPELL_SCHOOL_NORMAL; i < MAX_SPELL_SCHOOL; i++)
    {
        if (GetMiscValue() & (1 << i))
        {
            target->HandleStatFlatModifier(UnitMods(UNIT_MOD_RESISTANCE_START + i), TOTAL_VALUE, float(GetAmount()), apply);
        }
    }
}

References AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, GetAmount(), GetMiscValue(), AuraApplication::GetTarget(), Unit::HandleStatFlatModifier(), MAX_SPELL_SCHOOL, SPELL_SCHOOL_NORMAL, TOTAL_VALUE, and UNIT_MOD_RESISTANCE_START.

◆ HandleModCastingSpeed()

void AuraEffect::HandleModCastingSpeed	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    // Xinef: Do not apply such auras in normal way
    if (GetAmount() >= 1000)
    {
        target->SetInstantCast(apply);
        return;
    }
 
    int32 spellGroupVal = target->GetHighestExclusiveSameEffectSpellGroupValue(this, GetAuraType());
    if (std::abs(spellGroupVal) >= std::abs(GetAmount()))
        return;
 
    if (spellGroupVal)
        target->ApplyCastTimePercentMod(float(spellGroupVal), !apply);
 
    target->ApplyCastTimePercentMod((float)GetAmount(), apply);
}

References Unit::ApplyCastTimePercentMod(), AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, GetAmount(), GetAuraType(), Unit::GetHighestExclusiveSameEffectSpellGroupValue(), AuraApplication::GetTarget(), and Unit::SetInstantCast().

◆ HandleModCharm()

void AuraEffect::HandleModCharm	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_REAL))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    Unit* caster = GetCaster();
 
    if (apply)
        target->SetCharmedBy(caster, CHARM_TYPE_CHARM, aurApp);
    else
        target->RemoveCharmedBy(caster);
}

References AURA_EFFECT_HANDLE_REAL, CHARM_TYPE_CHARM, GetCaster(), AuraApplication::GetTarget(), Unit::RemoveCharmedBy(), and Unit::SetCharmedBy().

Referenced by HandleModPossess().

◆ HandleModCombatSpeedPct()

void AuraEffect::HandleModCombatSpeedPct	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
    int32 spellGroupVal = target->GetHighestExclusiveSameEffectSpellGroupValue(this, SPELL_AURA_MELEE_SLOW);
    if (std::abs(spellGroupVal) >= std::abs(GetAmount()))
        return;
 
    if (spellGroupVal)
    {
        target->ApplyCastTimePercentMod(float(spellGroupVal), !apply);
        target->ApplyAttackTimePercentMod(BASE_ATTACK, float(spellGroupVal), !apply);
        target->ApplyAttackTimePercentMod(OFF_ATTACK, float(spellGroupVal), !apply);
        target->ApplyAttackTimePercentMod(RANGED_ATTACK, float(spellGroupVal), !apply);
    }
 
    target->ApplyCastTimePercentMod(float(GetAmount()), apply);
    target->ApplyAttackTimePercentMod(BASE_ATTACK, float(GetAmount()), apply);
    target->ApplyAttackTimePercentMod(OFF_ATTACK, float(GetAmount()), apply);
    target->ApplyAttackTimePercentMod(RANGED_ATTACK, float(GetAmount()), apply);
}

References Unit::ApplyAttackTimePercentMod(), Unit::ApplyCastTimePercentMod(), AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, BASE_ATTACK, GetAmount(), Unit::GetHighestExclusiveSameEffectSpellGroupValue(), AuraApplication::GetTarget(), OFF_ATTACK, RANGED_ATTACK, and SPELL_AURA_MELEE_SLOW.

◆ HandleModConfuse()

void AuraEffect::HandleModConfuse	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_REAL))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    target->SetControlled(apply, UNIT_STATE_CONFUSED);
    if (apply)
        target->GetThreatMgr().EvaluateSuppressed();
}

References AURA_EFFECT_HANDLE_REAL, ThreatManager::EvaluateSuppressed(), AuraApplication::GetTarget(), Unit::GetThreatMgr(), Unit::SetControlled(), and UNIT_STATE_CONFUSED.

◆ HandleModDamageDone()

void AuraEffect::HandleModDamageDone	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if ((GetMiscValue() & SPELL_SCHOOL_MASK_NORMAL) != 0)
        target->UpdateAllDamageDoneMods();
 
    // Magic damage modifiers implemented in Unit::SpellBaseDamageBonus
    // This information for client side use only
    if (target->IsPlayer())
    {
        uint16 baseField = GetAmount() >= 0 ? PLAYER_FIELD_MOD_DAMAGE_DONE_POS : PLAYER_FIELD_MOD_DAMAGE_DONE_NEG;
        for (uint16 i = 0; i < MAX_SPELL_SCHOOL; ++i)
            if (GetMiscValue() & (1 << i))
                target->ApplyModInt32Value(baseField + i, GetAmount(), apply);
 
        if (Guardian* pet = target->ToPlayer()->GetGuardianPet())
            pet->UpdateAttackPowerAndDamage();
    }
}

References Object::ApplyModInt32Value(), AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, GetAmount(), Unit::GetGuardianPet(), GetMiscValue(), AuraApplication::GetTarget(), Object::IsPlayer(), MAX_SPELL_SCHOOL, PLAYER_FIELD_MOD_DAMAGE_DONE_NEG, PLAYER_FIELD_MOD_DAMAGE_DONE_POS, SPELL_SCHOOL_MASK_NORMAL, Object::ToPlayer(), and Unit::UpdateAllDamageDoneMods().

◆ HandleModDamagePercentDone()

void AuraEffect::HandleModDamagePercentDone	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
    if (!target)
        return;
 
    if ((GetMiscValue() & SPELL_SCHOOL_MASK_NORMAL))
        target->UpdateAllDamagePctDoneMods();
 
    if (target->IsPlayer())
    {
        for (uint8 i = 0; i < MAX_SPELL_SCHOOL; ++i)
        {
            if (GetMiscValue() & (1 << i))
            {
                // only aura type modifying PLAYER_FIELD_MOD_DAMAGE_DONE_PCT
                float amount = target->GetTotalAuraMultiplierByMiscMask(SPELL_AURA_MOD_DAMAGE_PERCENT_DONE, 1 << i);
                target->SetFloatValue(PLAYER_FIELD_MOD_DAMAGE_DONE_PCT + i, amount);
            }
        }
    }
}

References AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, GetMiscValue(), AuraApplication::GetTarget(), Unit::GetTotalAuraMultiplierByMiscMask(), Object::IsPlayer(), MAX_SPELL_SCHOOL, PLAYER_FIELD_MOD_DAMAGE_DONE_PCT, Object::SetFloatValue(), SPELL_AURA_MOD_DAMAGE_PERCENT_DONE, SPELL_SCHOOL_MASK_NORMAL, and Unit::UpdateAllDamagePctDoneMods().

◆ HandleModDetaunt()

void AuraEffect::HandleModDetaunt	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_REAL))
        return;
 
    Unit* caster = GetCaster();
    Unit* target = aurApp->GetTarget();
 
    if (!caster || !caster->IsAlive() || !target->IsAlive() || !caster->CanHaveThreatList())
        return;
 
    caster->GetThreatMgr().TauntUpdate();
}

References AURA_EFFECT_HANDLE_REAL, Unit::CanHaveThreatList(), GetCaster(), AuraApplication::GetTarget(), Unit::GetThreatMgr(), Unit::IsAlive(), and ThreatManager::TauntUpdate().

◆ HandleModFear()

void AuraEffect::HandleModFear	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_REAL))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    target->SetControlled(apply, UNIT_STATE_FLEEING, GetCaster(), true);
}

References AURA_EFFECT_HANDLE_REAL, GetCaster(), AuraApplication::GetTarget(), Unit::SetControlled(), and UNIT_STATE_FLEEING.

◆ HandleModHealingDone()

void AuraEffect::HandleModHealingDone	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (!target->IsPlayer())
        return;
    // implemented in Unit::SpellHealingBonus
    // this information is for client side only
    target->ToPlayer()->UpdateSpellDamageAndHealingBonus();
}

References AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, AuraApplication::GetTarget(), Object::IsPlayer(), Object::ToPlayer(), and Player::UpdateSpellDamageAndHealingBonus().

◆ HandleModHitChance()

void AuraEffect::HandleModHitChance	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (target->IsPlayer())
    {
        target->ToPlayer()->UpdateMeleeHitChances();
        target->ToPlayer()->UpdateRangedHitChances();
    }
    else
    {
        target->m_modMeleeHitChance += (apply) ? GetAmount() : (-GetAmount());
        target->m_modRangedHitChance += (apply) ? GetAmount() : (-GetAmount());
    }
}

References AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, GetAmount(), AuraApplication::GetTarget(), Object::IsPlayer(), Unit::m_modMeleeHitChance, Unit::m_modRangedHitChance, Object::ToPlayer(), Player::UpdateMeleeHitChances(), and Player::UpdateRangedHitChances().

◆ HandleModInvisibility()

void AuraEffect::HandleModInvisibility	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_CHANGE_AMOUNT_SEND_FOR_CLIENT_MASK))
        return;
 
    Unit* target = aurApp->GetTarget();
    InvisibilityType type = InvisibilityType(GetMiscValue());
 
    if (apply)
    {
        // apply glow vision
        if (target->IsPlayer() && (type == INVISIBILITY_GENERAL || type == INVISIBILITY_UNK10))
            target->SetByteFlag(PLAYER_FIELD_BYTES2, PLAYER_FIELD_BYTES_2_OFFSET_AURA_VISION, PLAYER_FIELD_BYTE2_INVISIBILITY_GLOW);
 
        target->m_invisibility.AddFlag(type);
        target->m_invisibility.AddValue(type, GetAmount());
    }
    else
    {
        if (!target->HasInvisibilityAura())
        {
            // if not have different invisibility auras.
            // always remove glow vision
            if (target->IsPlayer())
                target->RemoveByteFlag(PLAYER_FIELD_BYTES2, 3, PLAYER_FIELD_BYTE2_INVISIBILITY_GLOW);
 
            target->m_invisibility.DelFlag(type);
        }
        else
        {
            bool found = false;
            Unit::AuraEffectList const& invisAuras = target->GetAuraEffectsByType(SPELL_AURA_MOD_INVISIBILITY);
            for (Unit::AuraEffectList::const_iterator i = invisAuras.begin(); i != invisAuras.end(); ++i)
            {
                if (GetMiscValue() == (*i)->GetMiscValue())
                {
                    found = true;
                    break;
                }
            }
            if (!found)
            {
                target->m_invisibility.DelFlag(type);
 
                // if not have invisibility auras of type INVISIBILITY_GENERAL
                // remove glow vision
                if (target->IsPlayer() && !target->m_invisibility.HasFlag(INVISIBILITY_GENERAL) && !target->m_invisibility.HasFlag(INVISIBILITY_UNK10))
                {
                    target->RemoveByteFlag(PLAYER_FIELD_BYTES2, PLAYER_FIELD_BYTES_2_OFFSET_AURA_VISION, PLAYER_FIELD_BYTE2_INVISIBILITY_GLOW);
                }
            }
        }
 
        target->m_invisibility.AddValue(type, -GetAmount());
    }
 
    // call functions which may have additional effects after chainging state of unit
    if (apply && (mode & AURA_EFFECT_HANDLE_REAL))
    {
        // drop flag at invisibiliy in bg
        target->RemoveAurasWithInterruptFlags(AURA_INTERRUPT_FLAG_IMMUNE_OR_LOST_SELECTION);
    }
 
    target->UpdateObjectVisibility(target->IsPlayer() || target->GetOwnerGUID().IsPlayer() || target->GetMap()->Instanceable(), true);
    target->bRequestForcedVisibilityUpdate = false;
}

References FlaggedValuesArray32< T_VALUES, T_FLAGS, FLAG_TYPE, ARRAY_SIZE >::AddFlag(), FlaggedValuesArray32< T_VALUES, T_FLAGS, FLAG_TYPE, ARRAY_SIZE >::AddValue(), AURA_EFFECT_HANDLE_CHANGE_AMOUNT_SEND_FOR_CLIENT_MASK, AURA_EFFECT_HANDLE_REAL, AURA_INTERRUPT_FLAG_IMMUNE_OR_LOST_SELECTION, Unit::bRequestForcedVisibilityUpdate, FlaggedValuesArray32< T_VALUES, T_FLAGS, FLAG_TYPE, ARRAY_SIZE >::DelFlag(), GetAmount(), Unit::GetAuraEffectsByType(), WorldObject::GetMap(), GetMiscValue(), Unit::GetOwnerGUID(), AuraApplication::GetTarget(), FlaggedValuesArray32< T_VALUES, T_FLAGS, FLAG_TYPE, ARRAY_SIZE >::HasFlag(), Unit::HasInvisibilityAura(), Map::Instanceable(), INVISIBILITY_GENERAL, INVISIBILITY_UNK10, Object::IsPlayer(), ObjectGuid::IsPlayer(), WorldObject::m_invisibility, PLAYER_FIELD_BYTE2_INVISIBILITY_GLOW, PLAYER_FIELD_BYTES2, PLAYER_FIELD_BYTES_2_OFFSET_AURA_VISION, Unit::RemoveAurasWithInterruptFlags(), Object::RemoveByteFlag(), Object::SetByteFlag(), SPELL_AURA_MOD_INVISIBILITY, and Unit::UpdateObjectVisibility().

◆ HandleModInvisibilityDetect()

void AuraEffect::HandleModInvisibilityDetect	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK))
        return;
 
    Unit* target = aurApp->GetTarget();
    InvisibilityType type = InvisibilityType(GetMiscValue());
 
    if (apply)
    {
        target->m_invisibilityDetect.AddFlag(type);
        target->m_invisibilityDetect.AddValue(type, GetAmount());
    }
    else
    {
        if (!target->HasInvisibilityDetectAura())
            target->m_invisibilityDetect.DelFlag(type);
 
        target->m_invisibilityDetect.AddValue(type, -GetAmount());
    }
 
    // call functions which may have additional effects after chainging state of unit
    target->UpdateObjectVisibility(target->IsPlayer() || target->GetOwnerGUID().IsPlayer());
}

References FlaggedValuesArray32< T_VALUES, T_FLAGS, FLAG_TYPE, ARRAY_SIZE >::AddFlag(), FlaggedValuesArray32< T_VALUES, T_FLAGS, FLAG_TYPE, ARRAY_SIZE >::AddValue(), AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, FlaggedValuesArray32< T_VALUES, T_FLAGS, FLAG_TYPE, ARRAY_SIZE >::DelFlag(), GetAmount(), GetMiscValue(), Unit::GetOwnerGUID(), AuraApplication::GetTarget(), Unit::HasInvisibilityDetectAura(), Object::IsPlayer(), ObjectGuid::IsPlayer(), WorldObject::m_invisibilityDetect, and Unit::UpdateObjectVisibility().

◆ HandleModManaRegen()

void AuraEffect::HandleModManaRegen	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (!target->IsPlayer())
        return;
 
    //Note: an increase in regen does NOT cause threat.
    target->ToPlayer()->UpdateManaRegen();
}

References AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, AuraApplication::GetTarget(), Object::IsPlayer(), Object::ToPlayer(), and Player::UpdateManaRegen().

Referenced by HandleAuraModRegenInterrupt().

◆ HandleModMechanicImmunity()

void AuraEffect::HandleModMechanicImmunity	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_REAL))
        return;
 
    Unit* target = aurApp->GetTarget();
    m_spellInfo->ApplyAllSpellImmunitiesTo(target, &m_spellInfo->Effects[m_effIndex], apply);
}

References SpellInfo::ApplyAllSpellImmunitiesTo(), AURA_EFFECT_HANDLE_REAL, SpellInfo::Effects, AuraApplication::GetTarget(), m_effIndex, and m_spellInfo.

◆ HandleModMeleeRangedSpeedPct()

void AuraEffect::HandleModMeleeRangedSpeedPct	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    target->ApplyAttackTimePercentMod(BASE_ATTACK, (float)GetAmount(), apply);
    target->ApplyAttackTimePercentMod(OFF_ATTACK, (float)GetAmount(), apply);
    target->ApplyAttackTimePercentMod(RANGED_ATTACK, (float)GetAmount(), apply);
}

References Unit::ApplyAttackTimePercentMod(), AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, BASE_ATTACK, GetAmount(), AuraApplication::GetTarget(), OFF_ATTACK, and RANGED_ATTACK.

◆ HandleModMeleeSpeedPct()

void AuraEffect::HandleModMeleeSpeedPct	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
    int32 spellGroupVal = target->GetHighestExclusiveSameEffectSpellGroupValue(this, SPELL_AURA_MOD_MELEE_HASTE);
    if (std::abs(spellGroupVal) >= std::abs(GetAmount()))
        return;
 
    if (spellGroupVal)
    {
        target->ApplyAttackTimePercentMod(BASE_ATTACK, float(spellGroupVal), !apply);
        target->ApplyAttackTimePercentMod(OFF_ATTACK, float(spellGroupVal), !apply);
    }
    target->ApplyAttackTimePercentMod(BASE_ATTACK, float(GetAmount()), apply);
    target->ApplyAttackTimePercentMod(OFF_ATTACK,  float(GetAmount()), apply);
}

References Unit::ApplyAttackTimePercentMod(), AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, BASE_ATTACK, GetAmount(), Unit::GetHighestExclusiveSameEffectSpellGroupValue(), AuraApplication::GetTarget(), OFF_ATTACK, and SPELL_AURA_MOD_MELEE_HASTE.

◆ HandleModOffhandDamagePercent()

void AuraEffect::HandleModOffhandDamagePercent	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    // also handles spell group stacks
    target->UpdateDamagePctDoneMods(OFF_ATTACK);
}

References AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, AuraApplication::GetTarget(), OFF_ATTACK, and Unit::UpdateDamagePctDoneMods().

◆ HandleModPercentStat()

void AuraEffect::HandleModPercentStat	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (GetMiscValue() < -1 || GetMiscValue() > 4)
    {
        LOG_ERROR("spells.aura.effect", "WARNING: Misc Value for SPELL_AURA_MOD_PERCENT_STAT not valid");
        return;
    }
 
    // only players currently use base stats
    if (!target->IsPlayer())
        return;
 
    for (int32 i = STAT_STRENGTH; i < MAX_STATS; ++i)
    {
        if (apply)
            target->ApplyStatPctModifier(UnitMods(UNIT_MOD_STAT_START + i), BASE_PCT, float(GetAmount()));
        else
        {
            float amount = target->GetTotalAuraMultiplier(SPELL_AURA_MOD_PERCENT_STAT, [i](AuraEffect const* aurEff)
            {
                return (aurEff->GetMiscValue() == i || aurEff->GetMiscValue() == -1);
            });
            target->SetStatPctModifier(UnitMods(UNIT_MOD_STAT_START + i), BASE_PCT, amount);
        }
    }
}

References Unit::ApplyStatPctModifier(), AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, BASE_PCT, GetAmount(), GetMiscValue(), AuraApplication::GetTarget(), Unit::GetTotalAuraMultiplier(), Object::IsPlayer(), LOG_ERROR, MAX_STATS, Unit::SetStatPctModifier(), SPELL_AURA_MOD_PERCENT_STAT, STAT_STRENGTH, and UNIT_MOD_STAT_START.

◆ HandleModPossess()

void AuraEffect::HandleModPossess	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_REAL))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    Unit* caster = GetCaster();
 
    // no support for posession AI yet
    if (caster && caster->IsCreature())
    {
        HandleModCharm(aurApp, mode, apply);
        return;
    }
 
    if (apply)
        target->SetCharmedBy(caster, CHARM_TYPE_POSSESS, aurApp);
    else
        target->RemoveCharmedBy(caster);
}

References AURA_EFFECT_HANDLE_REAL, CHARM_TYPE_POSSESS, GetCaster(), AuraApplication::GetTarget(), HandleModCharm(), Object::IsCreature(), Unit::RemoveCharmedBy(), and Unit::SetCharmedBy().

◆ HandleModPossessPet()

void AuraEffect::HandleModPossessPet	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    // Used by spell "Eyes of the Beast"
 
    if (!(mode & AURA_EFFECT_HANDLE_REAL))
        return;
 
    Unit* caster = GetCaster();
    if (!caster || !caster->IsPlayer())
        return;
 
    //seems it may happen that when removing it is no longer owner's pet
    //if (caster->ToPlayer()->GetPet() != target)
    //    return;
 
    Unit* target = aurApp->GetTarget();
    if (!target->IsCreature() || !target->IsPet())
        return;
 
    Pet* pet = target->ToPet();
 
    if (apply)
    {
        if (caster->ToPlayer()->GetPet() != pet)
            return;
 
        // Must clear current motion or pet leashes back to owner after a few yards
        //  when under spell 'Eyes of the Beast'
        pet->GetMotionMaster()->Clear();
        pet->SetCharmedBy(caster, CHARM_TYPE_POSSESS, aurApp);
    }
    else
    {
        pet->RemoveCharmedBy(caster);
 
        if (!pet->IsWithinDistInMap(caster, pet->GetMap()->GetVisibilityRange()))
            pet->Remove(PET_SAVE_NOT_IN_SLOT, true);
        else
        {
            // Reinitialize the pet bar or it will appear greyed out
            caster->ToPlayer()->PetSpellInitialize();
 
            // Follow owner only if not fighting or owner didn't click "stay" at new location
            // This may be confusing because pet bar shows "stay" when under the spell but it retains
            //  the "follow" flag. Player MUST click "stay" while under the spell.
            if (!pet->GetVictim() && !pet->GetCharmInfo()->HasCommandState(COMMAND_STAY))
            {
                pet->GetMotionMaster()->MoveFollow(caster, PET_FOLLOW_DIST, pet->GetFollowAngle());
            }
        }
    }
}

References AURA_EFFECT_HANDLE_REAL, CHARM_TYPE_POSSESS, MotionMaster::Clear(), COMMAND_STAY, GetCaster(), Unit::GetCharmInfo(), Minion::GetFollowAngle(), WorldObject::GetMap(), Unit::GetMotionMaster(), Player::GetPet(), AuraApplication::GetTarget(), Unit::GetVictim(), Map::GetVisibilityRange(), CharmInfo::HasCommandState(), Object::IsCreature(), Unit::IsPet(), Object::IsPlayer(), WorldObject::IsWithinDistInMap(), MotionMaster::MoveFollow(), PET_FOLLOW_DIST, PET_SAVE_NOT_IN_SLOT, Player::PetSpellInitialize(), Pet::Remove(), Unit::RemoveCharmedBy(), Unit::SetCharmedBy(), Unit::ToPet(), and Object::ToPlayer().

◆ HandleModPowerCost()

void AuraEffect::HandleModPowerCost	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    for (int i = 0; i < MAX_SPELL_SCHOOL; ++i)
        if (GetMiscValue() & (1 << i))
            target->ApplyModInt32Value(UNIT_FIELD_POWER_COST_MODIFIER + i, GetAmount(), apply);
}

References Object::ApplyModInt32Value(), AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, GetAmount(), GetMiscValue(), AuraApplication::GetTarget(), MAX_SPELL_SCHOOL, and UNIT_FIELD_POWER_COST_MODIFIER.

◆ HandleModPowerCostPCT()

void AuraEffect::HandleModPowerCostPCT	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    float amount = CalculatePct(1.0f, GetAmount());
    for (int i = 0; i < MAX_SPELL_SCHOOL; ++i)
        if (GetMiscValue() & (1 << i))
            target->ApplyModSignedFloatValue(UNIT_FIELD_POWER_COST_MULTIPLIER + i, amount, apply);
}

References Object::ApplyModSignedFloatValue(), AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, CalculatePct(), GetAmount(), GetMiscValue(), AuraApplication::GetTarget(), MAX_SPELL_SCHOOL, and UNIT_FIELD_POWER_COST_MULTIPLIER.

◆ HandleModPowerRegen()

void AuraEffect::HandleModPowerRegen	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (!target->IsPlayer())
        return;
 
    // Update manaregen value
    if (GetMiscValue() == POWER_MANA)
        target->ToPlayer()->UpdateManaRegen();
    else if (GetMiscValue() == POWER_ENERGY)
        target->ToPlayer()->UpdateEnergyRegen();
    else if (GetMiscValue() == POWER_RUNE)
        target->ToPlayer()->UpdateRuneRegen(RuneType(GetMiscValueB()));
    // other powers are not immediate effects - implemented in Player::Regenerate, Creature::Regenerate
}

References AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, GetMiscValue(), GetMiscValueB(), AuraApplication::GetTarget(), Object::IsPlayer(), POWER_ENERGY, POWER_MANA, POWER_RUNE, Object::ToPlayer(), Player::UpdateEnergyRegen(), Player::UpdateManaRegen(), and Player::UpdateRuneRegen().

Referenced by HandleModPowerRegenPCT().

◆ HandleModPowerRegenPCT()

void AuraEffect::HandleModPowerRegenPCT	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    HandleModPowerRegen(aurApp, mode, apply);
}

References HandleModPowerRegen().

◆ HandleModRating()

void AuraEffect::HandleModRating	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (!target->IsPlayer())
        return;
 
    for (uint8 rating = 0; rating < MAX_COMBAT_RATING; ++rating)
        if (GetMiscValue() & (1 << rating))
            target->ToPlayer()->ApplyRatingMod(CombatRating(rating), GetAmount(), apply);
}

References Player::ApplyRatingMod(), AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, GetAmount(), GetMiscValue(), AuraApplication::GetTarget(), Object::IsPlayer(), MAX_COMBAT_RATING, and Object::ToPlayer().

◆ HandleModRatingFromStat()

void AuraEffect::HandleModRatingFromStat	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (!target->IsPlayer())
        return;
 
    // Just recalculate ratings
    for (uint8 rating = 0; rating < MAX_COMBAT_RATING; ++rating)
        if (GetMiscValue() & (1 << rating))
            target->ToPlayer()->ApplyRatingMod(CombatRating(rating), 0, apply);
}

References Player::ApplyRatingMod(), AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, GetMiscValue(), AuraApplication::GetTarget(), Object::IsPlayer(), MAX_COMBAT_RATING, and Object::ToPlayer().

◆ HandleModResistancePercent()

void AuraEffect::HandleModResistancePercent	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    for (uint8 i = SPELL_SCHOOL_NORMAL; i < MAX_SPELL_SCHOOL; i++)
    {
        if (GetMiscValue() & int32(1 << i))
        {
            float amount = target->GetTotalAuraMultiplierByMiscMask(SPELL_AURA_MOD_RESISTANCE_PCT, 1 << i);
            if (target->GetPctModifierValue(UnitMods(UNIT_MOD_RESISTANCE_START + i), TOTAL_PCT) == amount)
                continue;
 
            target->SetStatPctModifier(UnitMods(UNIT_MOD_RESISTANCE_START + i), TOTAL_PCT, amount);
            if (target->IsPlayer() || target->IsPet())
                target->UpdateResistanceBuffModsMod(SpellSchools(i));
        }
    }
}

References AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, GetMiscValue(), Unit::GetPctModifierValue(), AuraApplication::GetTarget(), Unit::GetTotalAuraMultiplierByMiscMask(), Unit::IsPet(), Object::IsPlayer(), MAX_SPELL_SCHOOL, Unit::SetStatPctModifier(), SPELL_AURA_MOD_RESISTANCE_PCT, SPELL_SCHOOL_NORMAL, TOTAL_PCT, UNIT_MOD_RESISTANCE_START, and Unit::UpdateResistanceBuffModsMod().

◆ HandleModSpellCritChance()

void AuraEffect::HandleModSpellCritChance	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (target->IsPlayer())
        target->ToPlayer()->UpdateAllSpellCritChances();
    else
        target->m_baseSpellCritChance += (apply) ? GetAmount() : -GetAmount();
}

References AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, GetAmount(), AuraApplication::GetTarget(), Object::IsPlayer(), Unit::m_baseSpellCritChance, Object::ToPlayer(), and Player::UpdateAllSpellCritChances().

◆ HandleModSpellCritChanceShool()

void AuraEffect::HandleModSpellCritChanceShool	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (!target->IsPlayer())
        return;
 
    for (int school = SPELL_SCHOOL_NORMAL; school < MAX_SPELL_SCHOOL; ++school)
        if (GetMiscValue() & (1 << school))
            target->ToPlayer()->UpdateSpellCritChance(school);
}

References AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, GetMiscValue(), AuraApplication::GetTarget(), Object::IsPlayer(), MAX_SPELL_SCHOOL, SPELL_SCHOOL_NORMAL, Object::ToPlayer(), and Player::UpdateSpellCritChance().

◆ HandleModSpellDamagePercentFromAttackPower()

void AuraEffect::HandleModSpellDamagePercentFromAttackPower	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (!target->IsPlayer())
        return;
 
    // Magic damage modifiers implemented in Unit::SpellDamageBonus
    // This information for client side use only
    // Recalculate bonus
    target->ToPlayer()->UpdateSpellDamageAndHealingBonus();
}

References AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, AuraApplication::GetTarget(), Object::IsPlayer(), Object::ToPlayer(), and Player::UpdateSpellDamageAndHealingBonus().

◆ HandleModSpellDamagePercentFromStat()

void AuraEffect::HandleModSpellDamagePercentFromStat	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (!target->IsPlayer())
        return;
 
    // Magic damage modifiers implemented in Unit::SpellDamageBonus
    // This information for client side use only
    // Recalculate bonus
    target->ToPlayer()->UpdateSpellDamageAndHealingBonus();
}

References AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, AuraApplication::GetTarget(), Object::IsPlayer(), Object::ToPlayer(), and Player::UpdateSpellDamageAndHealingBonus().

◆ HandleModSpellHealingPercentFromAttackPower()

void AuraEffect::HandleModSpellHealingPercentFromAttackPower	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (!target->IsPlayer())
        return;
 
    // Recalculate bonus
    target->ToPlayer()->UpdateSpellDamageAndHealingBonus();
}

References AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, AuraApplication::GetTarget(), Object::IsPlayer(), Object::ToPlayer(), and Player::UpdateSpellDamageAndHealingBonus().

◆ HandleModSpellHealingPercentFromStat()

void AuraEffect::HandleModSpellHealingPercentFromStat	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (!target->IsPlayer())
        return;
 
    // Recalculate bonus
    target->ToPlayer()->UpdateSpellDamageAndHealingBonus();
}

References AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, AuraApplication::GetTarget(), Object::IsPlayer(), Object::ToPlayer(), and Player::UpdateSpellDamageAndHealingBonus().

◆ HandleModSpellHitChance()

void AuraEffect::HandleModSpellHitChance	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (target->IsPlayer())
        target->ToPlayer()->UpdateSpellHitChances();
    else
        target->m_modSpellHitChance += (apply) ? GetAmount() : (-GetAmount());
}

References AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, GetAmount(), AuraApplication::GetTarget(), Object::IsPlayer(), Unit::m_modSpellHitChance, Object::ToPlayer(), and Player::UpdateSpellHitChances().

◆ HandleModStateImmunityMask()

void AuraEffect::HandleModStateImmunityMask	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_REAL))
        return;
 
    Unit* target = aurApp->GetTarget();
    m_spellInfo->ApplyAllSpellImmunitiesTo(target, &m_spellInfo->Effects[m_effIndex], apply);
}

References SpellInfo::ApplyAllSpellImmunitiesTo(), AURA_EFFECT_HANDLE_REAL, SpellInfo::Effects, AuraApplication::GetTarget(), m_effIndex, and m_spellInfo.

◆ HandleModStealth()

void AuraEffect::HandleModStealth	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_CHANGE_AMOUNT_SEND_FOR_CLIENT_MASK))
        return;
 
    Unit* target = aurApp->GetTarget();
    StealthType type = StealthType(GetMiscValue());
 
    if (apply)
    {
        target->m_stealth.AddFlag(type);
        target->m_stealth.AddValue(type, GetAmount());
 
        target->SetStandFlags(UNIT_STAND_FLAGS_CREEP);
        if (target->IsPlayer())
            target->SetByteFlag(PLAYER_FIELD_BYTES2, 3, PLAYER_FIELD_BYTE2_STEALTH);
 
        // interrupt autoshot
        if (target->GetCurrentSpell(CURRENT_AUTOREPEAT_SPELL))
        {
            target->FinishSpell(CURRENT_AUTOREPEAT_SPELL);
            target->ToPlayer()->SendAutoRepeatCancel(target);
        }
    }
    else
    {
        target->m_stealth.AddValue(type, -GetAmount());
 
        if (!target->HasStealthAura()) // if last SPELL_AURA_MOD_STEALTH
        {
            target->m_stealth.DelFlag(type);
 
            target->RemoveStandFlags(UNIT_STAND_FLAGS_CREEP);
            if (target->IsPlayer())
                target->RemoveByteFlag(PLAYER_FIELD_BYTES2, 3, PLAYER_FIELD_BYTE2_STEALTH);
        }
    }
 
    // call functions which may have additional effects after chainging state of unit
    if (apply && (mode & AURA_EFFECT_HANDLE_REAL))
    {
        // drop flag at stealth in bg
        target->RemoveAurasWithInterruptFlags(AURA_INTERRUPT_FLAG_IMMUNE_OR_LOST_SELECTION);
    }
 
    target->UpdateObjectVisibility(target->IsPlayer() || target->GetOwnerGUID().IsPlayer() || target->GetMap()->Instanceable(), true);
    target->bRequestForcedVisibilityUpdate = false;
}

References FlaggedValuesArray32< T_VALUES, T_FLAGS, FLAG_TYPE, ARRAY_SIZE >::AddFlag(), FlaggedValuesArray32< T_VALUES, T_FLAGS, FLAG_TYPE, ARRAY_SIZE >::AddValue(), AURA_EFFECT_HANDLE_CHANGE_AMOUNT_SEND_FOR_CLIENT_MASK, AURA_EFFECT_HANDLE_REAL, AURA_INTERRUPT_FLAG_IMMUNE_OR_LOST_SELECTION, Unit::bRequestForcedVisibilityUpdate, CURRENT_AUTOREPEAT_SPELL, FlaggedValuesArray32< T_VALUES, T_FLAGS, FLAG_TYPE, ARRAY_SIZE >::DelFlag(), Unit::FinishSpell(), GetAmount(), Unit::GetCurrentSpell(), WorldObject::GetMap(), GetMiscValue(), Unit::GetOwnerGUID(), AuraApplication::GetTarget(), Unit::HasStealthAura(), Map::Instanceable(), Object::IsPlayer(), ObjectGuid::IsPlayer(), WorldObject::m_stealth, PLAYER_FIELD_BYTE2_STEALTH, PLAYER_FIELD_BYTES2, Unit::RemoveAurasWithInterruptFlags(), Object::RemoveByteFlag(), Unit::RemoveStandFlags(), Player::SendAutoRepeatCancel(), Object::SetByteFlag(), Unit::SetStandFlags(), Object::ToPlayer(), UNIT_STAND_FLAGS_CREEP, and Unit::UpdateObjectVisibility().

◆ HandleModStealthDetect()

void AuraEffect::HandleModStealthDetect	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK))
        return;
 
    Unit* target = aurApp->GetTarget();
    StealthType type = StealthType(GetMiscValue());
 
    if (apply)
    {
        target->m_stealthDetect.AddFlag(type);
        target->m_stealthDetect.AddValue(type, GetAmount());
    }
    else
    {
        if (!target->HasStealthDetectAura())
            target->m_stealthDetect.DelFlag(type);
 
        target->m_stealthDetect.AddValue(type, -GetAmount());
    }
 
    // call functions which may have additional effects after chainging state of unit
    target->UpdateObjectVisibility(target->IsPlayer() || target->GetOwnerGUID().IsPlayer());
}

References FlaggedValuesArray32< T_VALUES, T_FLAGS, FLAG_TYPE, ARRAY_SIZE >::AddFlag(), FlaggedValuesArray32< T_VALUES, T_FLAGS, FLAG_TYPE, ARRAY_SIZE >::AddValue(), AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, FlaggedValuesArray32< T_VALUES, T_FLAGS, FLAG_TYPE, ARRAY_SIZE >::DelFlag(), GetAmount(), GetMiscValue(), Unit::GetOwnerGUID(), AuraApplication::GetTarget(), Unit::HasStealthDetectAura(), Object::IsPlayer(), ObjectGuid::IsPlayer(), WorldObject::m_stealthDetect, and Unit::UpdateObjectVisibility().

◆ HandleModStealthLevel()

void AuraEffect::HandleModStealthLevel	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK))
        return;
 
    Unit* target = aurApp->GetTarget();
    StealthType type = StealthType(GetMiscValue());
 
    if (apply)
        target->m_stealth.AddValue(type, GetAmount());
    else
        target->m_stealth.AddValue(type, -GetAmount());
 
    // call functions which may have additional effects after chainging state of unit
    target->UpdateObjectVisibility(target->IsPlayer() || target->GetOwnerGUID().IsPlayer());
}

References FlaggedValuesArray32< T_VALUES, T_FLAGS, FLAG_TYPE, ARRAY_SIZE >::AddValue(), AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, GetAmount(), GetMiscValue(), Unit::GetOwnerGUID(), AuraApplication::GetTarget(), Object::IsPlayer(), ObjectGuid::IsPlayer(), WorldObject::m_stealth, and Unit::UpdateObjectVisibility().

◆ HandleModTargetResistance()

void AuraEffect::HandleModTargetResistance	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    // applied to damage as HandleNoImmediateEffect in Unit::CalcAbsorbResist and Unit::CalcArmorReducedDamage
 
    // show armor penetration
    if (target->IsPlayer() && (GetMiscValue() & SPELL_SCHOOL_MASK_NORMAL))
        target->ApplyModInt32Value(PLAYER_FIELD_MOD_TARGET_PHYSICAL_RESISTANCE, GetAmount(), apply);
 
    // show as spell penetration only full spell penetration bonuses (all resistances except armor and holy
    if (target->IsPlayer() && (GetMiscValue() & SPELL_SCHOOL_MASK_SPELL) == SPELL_SCHOOL_MASK_SPELL)
        target->ApplyModInt32Value(PLAYER_FIELD_MOD_TARGET_RESISTANCE, GetAmount(), apply);
}

References Object::ApplyModInt32Value(), AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, GetAmount(), GetMiscValue(), AuraApplication::GetTarget(), Object::IsPlayer(), PLAYER_FIELD_MOD_TARGET_PHYSICAL_RESISTANCE, PLAYER_FIELD_MOD_TARGET_RESISTANCE, SPELL_SCHOOL_MASK_NORMAL, and SPELL_SCHOOL_MASK_SPELL.

◆ HandleModTaunt()

void AuraEffect::HandleModTaunt	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_REAL))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (!target->IsAlive() || !target->CanHaveThreatList())
        return;
 
    target->GetThreatMgr().TauntUpdate();
}

References AURA_EFFECT_HANDLE_REAL, Unit::CanHaveThreatList(), AuraApplication::GetTarget(), Unit::GetThreatMgr(), Unit::IsAlive(), and ThreatManager::TauntUpdate().

◆ HandleModThreat()

void AuraEffect::HandleModThreat	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK))
        return;
 
    Unit* target = aurApp->GetTarget();
    target->GetThreatMgr().UpdateMySpellSchoolModifiers();
}

References AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AuraApplication::GetTarget(), Unit::GetThreatMgr(), and ThreatManager::UpdateMySpellSchoolModifiers().

◆ HandleModTotalPercentStat()

void AuraEffect::HandleModTotalPercentStat	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (GetMiscValue() < -1 || GetMiscValue() > 4)
    {
        LOG_ERROR("spells.aura.effect", "WARNING: Misc Value for SPELL_AURA_MOD_PERCENT_STAT not valid");
        return;
    }
 
    // save current health state
    float healthPct = target->GetHealthPct();
    bool alive = target->IsAlive();
 
    for (int32 i = STAT_STRENGTH; i < MAX_STATS; i++)
    {
        if (GetMiscValue() == i || GetMiscValue() == -1)
        {
            float amount = target->GetTotalAuraMultiplier(SPELL_AURA_MOD_TOTAL_STAT_PERCENTAGE, [i](AuraEffect const* aurEff)
            {
                return (aurEff->GetMiscValue() == i || aurEff->GetMiscValue() == -1);
            });
 
            if (target->GetPctModifierValue(UnitMods(UNIT_MOD_STAT_START + i), TOTAL_PCT) == amount)
                continue;
 
            target->SetStatPctModifier(UnitMods(UNIT_MOD_STAT_START + i), TOTAL_PCT, amount);
            if (target->IsPlayer() || target->IsPet())
                target->UpdateStatBuffMod(Stats(i));
        }
    }
 
    // recalculate current HP/MP after applying aura modifications (only for spells with SPELL_ATTR0_UNK4 0x00000010 flag)
    if (GetMiscValue() == STAT_STAMINA && m_spellInfo->HasAttribute(SPELL_ATTR0_IS_ABILITY))
        target->SetHealth(std::max<uint32>(uint32(healthPct * target->GetMaxHealth() * 0.01f), (alive ? 1 : 0)));
}

References AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, Unit::GetHealthPct(), Unit::GetMaxHealth(), GetMiscValue(), Unit::GetPctModifierValue(), AuraApplication::GetTarget(), Unit::GetTotalAuraMultiplier(), SpellInfo::HasAttribute(), Unit::IsAlive(), Unit::IsPet(), Object::IsPlayer(), LOG_ERROR, m_spellInfo, MAX_STATS, Unit::SetHealth(), Unit::SetStatPctModifier(), SPELL_ATTR0_IS_ABILITY, SPELL_AURA_MOD_TOTAL_STAT_PERCENTAGE, STAT_STAMINA, STAT_STRENGTH, TOTAL_PCT, UNIT_MOD_STAT_START, and Unit::UpdateStatBuffMod().

◆ HandleModUnattackable()

void AuraEffect::HandleModUnattackable	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_SEND_FOR_CLIENT_MASK))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    // do not remove unit flag if there are more than this auraEffect of that kind on unit on unit
    if (!apply && target->HasUnattackableAura())
        return;
 
    target->ApplyModFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_NON_ATTACKABLE, apply);
 
    // call functions which may have additional effects after chainging state of unit
    if (apply && (mode & AURA_EFFECT_HANDLE_REAL))
    {
        // xinef: this aura should not stop combat (movie with sindragosa proves that)
        //target->CombatStop();
        target->RemoveAurasWithInterruptFlags(AURA_INTERRUPT_FLAG_IMMUNE_OR_LOST_SELECTION);
    }
}

References Object::ApplyModFlag(), AURA_EFFECT_HANDLE_REAL, AURA_EFFECT_HANDLE_SEND_FOR_CLIENT_MASK, AURA_INTERRUPT_FLAG_IMMUNE_OR_LOST_SELECTION, AuraApplication::GetTarget(), Unit::HasUnattackableAura(), Unit::RemoveAurasWithInterruptFlags(), UNIT_FIELD_FLAGS, and UNIT_FLAG_NON_ATTACKABLE.

◆ HandleNoImmediateEffect()

void AuraEffect::HandleNoImmediateEffect	(	AuraApplication const *	,
		uint8	,
		bool
	)		const

inline

    {
        // aura type not have immediate effect at add/remove and handled by ID in other code place
    }

◆ HandleNoReagentUseAura()

void AuraEffect::HandleNoReagentUseAura	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_REAL))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (!target->IsPlayer())
        return;
 
    flag96 mask;
    Unit::AuraEffectList const& noReagent = target->GetAuraEffectsByType(SPELL_AURA_NO_REAGENT_USE);
    for (Unit::AuraEffectList::const_iterator i = noReagent.begin(); i != noReagent.end(); ++i)
        mask |= (*i)->m_spellInfo->Effects[(*i)->m_effIndex].SpellClassMask;
 
    target->SetUInt32Value(PLAYER_NO_REAGENT_COST_1, mask[0]);
    target->SetUInt32Value(PLAYER_NO_REAGENT_COST_1 + 1, mask[1]);
    target->SetUInt32Value(PLAYER_NO_REAGENT_COST_1 + 2, mask[2]);
}

References AURA_EFFECT_HANDLE_REAL, Unit::GetAuraEffectsByType(), AuraApplication::GetTarget(), Object::IsPlayer(), PLAYER_NO_REAGENT_COST_1, Unit::SetUInt32Value(), and SPELL_AURA_NO_REAGENT_USE.

◆ HandleNULL()

void AuraEffect::HandleNULL	(	AuraApplication const *	,
		uint8	,
		bool
	)		const

inline

    {
        // not implemented
    }

◆ HandleObsModPowerAuraTick()

void AuraEffect::HandleObsModPowerAuraTick	(	Unit *	target,
		Unit *	caster
	)		const

{
    Powers PowerType;
    if (GetMiscValue() == POWER_ALL)
        PowerType = target->getPowerType();
    else
        PowerType = Powers(GetMiscValue());
 
    if (!target->IsAlive() || !target->GetMaxPower(PowerType))
        return;
 
    if (target->IsImmunedToAuraPeriodicTick(caster, GetSpellInfo()))
    {
        SendTickImmune(target, caster);
        return;
    }
 
    // don't regen when permanent aura target has full power
    if (GetBase()->IsPermanent() && target->GetPower(PowerType) == target->GetMaxPower(PowerType))
        return;
 
    // ignore negative values (can be result apply spellmods to aura damage
    uint32 amount = std::max(m_amount, 0) * target->GetMaxPower(PowerType) / 100;
    LOG_DEBUG("spells.aura.effect", "PeriodicTick: {} energize {} for {} dmg inflicted by {}",
                    GetCasterGUID().ToString(), target->GetGUID().ToString(), amount, GetId());
    SpellPeriodicAuraLogInfo pInfo(this, amount, 0, 0, 0, 0.0f, false);
    target->SendPeriodicAuraLog(&pInfo);
 
    int32 gain = target->ModifyPower(PowerType, amount);
 
    if (caster)
        target->GetThreatMgr().ForwardThreatForAssistingMe(caster, float(gain) * 0.5f, GetSpellInfo(), true);
}

References ThreatManager::ForwardThreatForAssistingMe(), GetBase(), GetCasterGUID(), Object::GetGUID(), GetId(), Unit::GetMaxPower(), GetMiscValue(), Unit::GetPower(), Unit::getPowerType(), GetSpellInfo(), Unit::GetThreatMgr(), Unit::IsAlive(), Unit::IsImmunedToAuraPeriodicTick(), LOG_DEBUG, m_amount, Unit::ModifyPower(), POWER_ALL, Unit::SendPeriodicAuraLog(), SendTickImmune(), and ObjectGuid::ToString().

Referenced by PeriodicTick().

◆ HandlePeriodicDamageAurasTick()

void AuraEffect::HandlePeriodicDamageAurasTick	(	Unit *	target,
		Unit *	caster
	)		const

{
    if (!target->IsAlive())
        return;
 
    if (target->IsImmunedToDamage(caster, GetSpellInfo()) || target->IsTotem())
    {
        SendTickImmune(target, caster);
        return;
    }
 
    // Consecrate ticks can miss and will not show up in the combat log
    if (caster && GetSpellInfo()->Effects[GetEffIndex()].Effect == SPELL_EFFECT_PERSISTENT_AREA_AURA &&
            caster->SpellHitResult(target, GetSpellInfo(), false) != SPELL_MISS_NONE)
        return;
 
    // some auras remove at specific health level or more
    if (GetAuraType() == SPELL_AURA_PERIODIC_DAMAGE)
    {
        switch (GetSpellInfo()->Id)
        {
            case 43093:
            case 31956:
            case 38801:  // Grievous Wound
            case 35321:
            case 38363:
            case 39215:  // Gushing Wound
                if (target->IsFullHealth())
                {
                    target->RemoveAurasDueToSpell(GetSpellInfo()->Id);
                    return;
                }
                break;
            case 38772: // Grievous Wound
                {
                    uint32 percent = GetSpellInfo()->Effects[EFFECT_1].CalcValue(caster);
                    if (!target->HealthBelowPct(percent))
                    {
                        target->RemoveAurasDueToSpell(GetSpellInfo()->Id);
                        return;
                    }
                    break;
                }
        }
    }
 
    CleanDamage cleanDamage = CleanDamage(0, 0, BASE_ATTACK, MELEE_HIT_NORMAL);
 
    // ignore non positive values (can be result apply spellmods to aura damage
    uint32 damage = std::max(GetAmount(), 0);
 
    // If the damage is percent-max-health based, calculate damage before the Modify hook
    if (GetAuraType() == SPELL_AURA_PERIODIC_DAMAGE_PERCENT)
    {
        // xinef: ceil obtained value, it may happen that 10 ticks for 10% damage may not kill owner
        damage = uint32(std::ceil(CalculatePct<float, float>(target->GetMaxHealth(), damage)));
    }
 
    // Script Hook For HandlePeriodicDamageAurasTick -- Allow scripts to change the Damage pre class mitigation calculations
    sScriptMgr->ModifyPeriodicDamageAurasTick(target, caster, damage, GetSpellInfo());
 
    if (target->GetAI())
    {
        target->GetAI()->OnCalculatePeriodicTickReceived(damage, caster);
    }
 
    if (GetAuraType() == SPELL_AURA_PERIODIC_DAMAGE)
    {
        // xinef: leave only target depending bonuses, rest is handled in calculate amount
        if (GetBase()->GetType() == DYNOBJ_AURA_TYPE && caster)
            damage = caster->SpellDamageBonusDone(target, GetSpellInfo(), damage, DOT, GetEffIndex(), 0.0f, GetBase()->GetStackAmount());
        damage = target->SpellDamageBonusTaken(caster, GetSpellInfo(), damage, DOT, GetBase()->GetStackAmount());
 
        // Calculate armor mitigation
        if (Unit::IsDamageReducedByArmor(GetSpellInfo()->GetSchoolMask(), GetSpellInfo(), GetEffIndex()))
        {
            uint32 damageReductedArmor = Unit::CalcArmorReducedDamage(caster, target, damage, GetSpellInfo(), GetCasterLevel());
            cleanDamage.mitigated_damage += damage - damageReductedArmor;
            damage = damageReductedArmor;
        }
 
    }
 
    // calculate crit chance
    bool crit = false;
    if ((crit = roll_chance_f(GetCritChance())))
        damage = Unit::SpellCriticalDamageBonus(caster, m_spellInfo, damage, target);
 
    // Auras reducing damage from AOE spells
    if (!GetSpellInfo()->HasAttribute(SPELL_ATTR4_IGNORE_DAMAGE_TAKEN_MODIFIERS))
    {
        if (GetSpellInfo()->Effects[GetEffIndex()].IsAreaAuraEffect() ||
            GetSpellInfo()->Effects[GetEffIndex()].IsTargetingArea() ||
            GetSpellInfo()->Effects[GetEffIndex()].Effect == SPELL_EFFECT_PERSISTENT_AREA_AURA || // some persistent area auras have targets like A=53 B=28
            GetSpellInfo()->HasAttribute(SPELL_ATTR5_TREAT_AS_AREA_EFFECT) ||
            GetSpellInfo()->HasAttribute(SPELL_ATTR7_TREAT_AS_NPC_AOE))
        {
            bool npcCaster = (caster && !caster->IsControlledByPlayer()) || GetSpellInfo()->HasAttribute(SPELL_ATTR7_TREAT_AS_NPC_AOE);
            damage = target->CalculateAOEDamageReduction(damage, GetSpellInfo()->SchoolMask, npcCaster);
        }
    }
 
    int32 dmg = damage;
    int32 mitigatedDamage = cleanDamage.mitigated_damage;
    if (CanApplyResilience())
    {
        int32 resilienceReduction = dmg;
        Unit::ApplyResilience(target, nullptr, &resilienceReduction, crit, CR_CRIT_TAKEN_SPELL);
 
        resilienceReduction = dmg - resilienceReduction;
        dmg -= resilienceReduction;
        mitigatedDamage += resilienceReduction;
    }
 
    damage = std::max(0, dmg);
    cleanDamage.mitigated_damage = std::max(0, mitigatedDamage);
 
    DamageInfo dmgInfo(caster, target, damage, GetSpellInfo(), GetSpellInfo()->GetSchoolMask(), DOT, cleanDamage.mitigated_damage);
    Unit::CalcAbsorbResist(dmgInfo);
 
    uint32 absorb = dmgInfo.GetAbsorb();
    uint32 resist = dmgInfo.GetResist();
    damage = dmgInfo.GetDamage();
 
    LOG_DEBUG("spells.aura.effect", "PeriodicTick: {} attacked {} for {} dmg inflicted by {} abs is {}",
                    GetCasterGUID().ToString(), target->GetGUID().ToString(), damage, GetId(), absorb);
    Unit::DealDamageMods(target, damage, &absorb);
 
    // Set trigger flag
    uint32 procAttacker = PROC_FLAG_DONE_PERIODIC;
    uint32 procVictim   = PROC_FLAG_TAKEN_PERIODIC;
    uint32 procEx = PROC_EX_INTERNAL_DOT;
    if (damage)
        procEx |= crit ? PROC_EX_CRITICAL_HIT : PROC_EX_NORMAL_HIT;
    if (absorb > 0)
        procEx |= PROC_EX_ABSORB;
 
    if (damage)
        procVictim |= PROC_FLAG_TAKEN_DAMAGE;
 
    int32 overkill = damage - target->GetHealth();
    if (overkill < 0)
        overkill = 0;
 
    SpellPeriodicAuraLogInfo pInfo(this, damage, overkill, absorb, resist, 0.0f, crit);
    target->SendPeriodicAuraLog(&pInfo);
 
    Unit::DealDamage(caster, target, damage, &cleanDamage, DOT, GetSpellInfo()->GetSchoolMask(), GetSpellInfo(), true);
 
    Unit::ProcSkillsAndAuras(caster, target, caster ? procAttacker : 0, procVictim, procEx, damage, BASE_ATTACK, GetSpellInfo(), nullptr, GetEffIndex(), nullptr, &dmgInfo);
}

References Unit::ApplyResilience(), BASE_ATTACK, Unit::CalcAbsorbResist(), Unit::CalcArmorReducedDamage(), Unit::CalculateAOEDamageReduction(), CanApplyResilience(), CR_CRIT_TAKEN_SPELL, Unit::DealDamage(), Unit::DealDamageMods(), DOT, DYNOBJ_AURA_TYPE, EFFECT_1, SpellInfo::Effects, DamageInfo::GetAbsorb(), Unit::GetAI(), GetAmount(), GetAuraType(), GetBase(), GetCasterGUID(), GetCasterLevel(), GetCritChance(), DamageInfo::GetDamage(), GetEffIndex(), Object::GetGUID(), Unit::GetHealth(), GetId(), Unit::GetMaxHealth(), DamageInfo::GetResist(), GetSpellInfo(), SpellInfo::HasAttribute(), Unit::HealthBelowPct(), Unit::IsAlive(), Unit::IsControlledByPlayer(), Unit::IsDamageReducedByArmor(), Unit::IsFullHealth(), Unit::IsImmunedToDamage(), Unit::IsTotem(), LOG_DEBUG, m_spellInfo, MELEE_HIT_NORMAL, CleanDamage::mitigated_damage, UnitAI::OnCalculatePeriodicTickReceived(), PROC_EX_ABSORB, PROC_EX_CRITICAL_HIT, PROC_EX_INTERNAL_DOT, PROC_EX_NORMAL_HIT, PROC_FLAG_DONE_PERIODIC, PROC_FLAG_TAKEN_DAMAGE, PROC_FLAG_TAKEN_PERIODIC, Unit::ProcSkillsAndAuras(), Unit::RemoveAurasDueToSpell(), roll_chance_f(), SpellInfo::SchoolMask, Unit::SendPeriodicAuraLog(), SendTickImmune(), SPELL_ATTR4_IGNORE_DAMAGE_TAKEN_MODIFIERS, SPELL_ATTR5_TREAT_AS_AREA_EFFECT, SPELL_ATTR7_TREAT_AS_NPC_AOE, SPELL_AURA_PERIODIC_DAMAGE, SPELL_AURA_PERIODIC_DAMAGE_PERCENT, SPELL_EFFECT_PERSISTENT_AREA_AURA, SPELL_MISS_NONE, Unit::SpellCriticalDamageBonus(), Unit::SpellDamageBonusDone(), Unit::SpellDamageBonusTaken(), Unit::SpellHitResult(), sScriptMgr, and ObjectGuid::ToString().

Referenced by PeriodicTick().

◆ HandlePeriodicDummyAuraTick()

void AuraEffect::HandlePeriodicDummyAuraTick	(	Unit *	target,
		Unit *	caster
	)		const

{
    switch (GetSpellInfo()->SpellFamilyName)
    {
        case SPELLFAMILY_HUNTER:
            {
                // Explosive Shot
                if (GetSpellInfo()->SpellFamilyFlags[1] & 0x80000000)
                {
                    if (caster)
                        caster->CastCustomSpell(53352, SPELLVALUE_BASE_POINT0, m_amount, target, true, nullptr, this);
                    break;
                }
                switch (GetSpellInfo()->Id)
                {
                    // Feeding Frenzy Rank 1
                    case 53511:
                        if (target->GetVictim() && target->GetVictim()->HealthBelowPct(35))
                            target->CastSpell(target, 60096, true, 0, this);
                        return;
                    // Feeding Frenzy Rank 2
                    case 53512:
                        if (target->GetVictim() && target->GetVictim()->HealthBelowPct(35))
                            target->CastSpell(target, 60097, true, 0, this);
                        return;
                    default:
                        break;
                }
                break;
            }
        case SPELLFAMILY_DEATHKNIGHT:
            switch (GetId())
            {
                case 49016: // Hysteria
                    uint32 damage = uint32(target->CountPctFromMaxHealth(1));
                    Unit::DealDamage(target, target, damage, nullptr, NODAMAGE, SPELL_SCHOOL_MASK_NORMAL, nullptr, false);
                    break;
            }
            // Blood of the North
            // Reaping
            // Death Rune Mastery
            if (GetSpellInfo()->SpellIconID == 3041 || GetSpellInfo()->SpellIconID == 22 || GetSpellInfo()->SpellIconID == 2622)
            {
                if (!target->IsPlayer())
                    return;
                if (!target->ToPlayer()->IsClass(CLASS_DEATH_KNIGHT, CLASS_CONTEXT_ABILITY))
                    return;
 
                // timer expired - remove death runes
                target->ToPlayer()->RemoveRunesByAuraEffect(this);
            }
            break;
        default:
            break;
    }
}

References Unit::CastCustomSpell(), Unit::CastSpell(), CLASS_CONTEXT_ABILITY, CLASS_DEATH_KNIGHT, Unit::CountPctFromMaxHealth(), Unit::DealDamage(), GetId(), GetSpellInfo(), Unit::GetVictim(), Unit::HealthBelowPct(), Player::IsClass(), Object::IsPlayer(), m_amount, NODAMAGE, Player::RemoveRunesByAuraEffect(), SPELL_SCHOOL_MASK_NORMAL, SPELLFAMILY_DEATHKNIGHT, SPELLFAMILY_HUNTER, SPELLVALUE_BASE_POINT0, and Object::ToPlayer().

Referenced by PeriodicTick().

◆ HandlePeriodicEnergizeAuraTick()

void AuraEffect::HandlePeriodicEnergizeAuraTick	(	Unit *	target,
		Unit *	caster
	)		const

{
    Powers PowerType = Powers(GetMiscValue());
 
    if (target->IsPlayer() && !target->HasActivePowerType(PowerType) && !m_spellInfo->HasAttribute(SPELL_ATTR7_ONLY_IN_SPELLBOOK_UNTIL_LEARNED))
        return;
 
    if (!target->IsAlive() || !target->GetMaxPower(PowerType))
        return;
 
    if (target->IsImmunedToAuraPeriodicTick(caster, GetSpellInfo()))
    {
        SendTickImmune(target, caster);
        return;
    }
 
    // don't regen when permanent aura target has full power
    if (GetBase()->IsPermanent() && target->GetPower(PowerType) == target->GetMaxPower(PowerType))
        return;
 
    // ignore negative values (can be result apply spellmods to aura damage
    int32 amount = std::max(m_amount, 0);
 
    SpellPeriodicAuraLogInfo pInfo(this, amount, 0, 0, 0, 0.0f, false);
    target->SendPeriodicAuraLog(&pInfo);
 
    LOG_DEBUG("spells.aura.effect", "PeriodicTick: {} energize {} for {} dmg inflicted by {}",
                    GetCasterGUID().ToString(), target->GetGUID().ToString(), amount, GetId());
    int32 gain = target->ModifyPower(PowerType, amount);
 
    if (caster)
        target->GetThreatMgr().ForwardThreatForAssistingMe(caster, float(gain) * 0.5f, GetSpellInfo(), true);
}

References ThreatManager::ForwardThreatForAssistingMe(), GetBase(), GetCasterGUID(), Object::GetGUID(), GetId(), Unit::GetMaxPower(), GetMiscValue(), Unit::GetPower(), GetSpellInfo(), Unit::GetThreatMgr(), Unit::HasActivePowerType(), SpellInfo::HasAttribute(), Unit::IsAlive(), Unit::IsImmunedToAuraPeriodicTick(), Object::IsPlayer(), LOG_DEBUG, m_amount, m_spellInfo, Unit::ModifyPower(), Unit::SendPeriodicAuraLog(), SendTickImmune(), SPELL_ATTR7_ONLY_IN_SPELLBOOK_UNTIL_LEARNED, and ObjectGuid::ToString().

Referenced by PeriodicTick().

◆ HandlePeriodicHealAurasTick()

void AuraEffect::HandlePeriodicHealAurasTick	(	Unit *	target,
		Unit *	caster
	)		const

{
    if (!target->IsAlive())
        return;
 
    if (target->IsImmunedToAuraPeriodicTick(caster, GetSpellInfo()))
    {
        SendTickImmune(target, caster);
        return;
    }
 
    // heal for caster damage (must be alive)
    if (target != caster && GetSpellInfo()->HasAttribute(SPELL_ATTR2_NO_TARGET_PER_SECOND_COST) && (!caster || !caster->IsAlive()))
        return;
 
    // don't regen when permanent aura target has full power
    if (GetBase()->IsPermanent() && target->IsFullHealth())
        return;
 
    // ignore negative values (can be result apply spellmods to aura damage
    int32 damage = std::max(m_amount, 0);
 
    if (GetAuraType() == SPELL_AURA_OBS_MOD_HEALTH)
    {
        // Taken mods
        float TakenTotalMod = 1.0f;
 
        // Tenacity increase healing % taken
        if (AuraEffect const* Tenacity = target->GetAuraEffect(58549, 0))
            AddPct(TakenTotalMod, Tenacity->GetAmount());
 
        // Healing taken percent
        float minval = (float)target->GetMaxNegativeAuraModifier(SPELL_AURA_MOD_HEALING_PCT);
        if (minval)
            AddPct(TakenTotalMod, minval);
 
        float maxval = (float)target->GetMaxPositiveAuraModifier(SPELL_AURA_MOD_HEALING_PCT);
        if (maxval)
            AddPct(TakenTotalMod, maxval);
 
        // Healing over time taken percent
        float minval_hot = (float)target->GetMaxNegativeAuraModifier(SPELL_AURA_MOD_HOT_PCT);
        if (minval_hot)
            AddPct(TakenTotalMod, minval_hot);
 
        float maxval_hot = (float)target->GetMaxPositiveAuraModifier(SPELL_AURA_MOD_HOT_PCT);
        if (maxval_hot)
            AddPct(TakenTotalMod, maxval_hot);
 
        // Arena / BG Dampening
        float minval_pct = (float)target->GetMaxNegativeAuraModifier(SPELL_AURA_MOD_HEALING_DONE_PERCENT);
        if (minval_pct)
            AddPct(TakenTotalMod, minval_pct);
 
        TakenTotalMod = std::max(TakenTotalMod, 0.0f);
 
        // the most ugly hack i made :P the other option is to change all spellvalues to float...
        // demonic aegis
        if (caster && GetSpellInfo()->SpellFamilyName == SPELLFAMILY_WARLOCK && (GetSpellInfo()->SpellFamilyFlags[1] & 0x20000000))
            if (AuraEffect* aurEff = caster->GetAuraEffect(SPELL_AURA_ADD_PCT_MODIFIER, SPELLFAMILY_WARLOCK, 89, 0))
                AddPct(TakenTotalMod, aurEff->GetAmount());
 
        damage = uint32(target->CountPctFromMaxHealth(damage));
        damage = uint32(damage * TakenTotalMod);
    }
    else
    {
        if (GetBase()->GetType() == DYNOBJ_AURA_TYPE)
            damage = caster->SpellHealingBonusDone(target, GetSpellInfo(), damage, DOT, GetEffIndex(), 0.0f, GetBase()->GetStackAmount());
 
        if (caster && GetBase()->GetType() == UNIT_AURA_TYPE)
            damage = int32(float(damage) * caster->GetTotalAuraMultiplier(SPELL_AURA_MOD_HEALING_DONE_PERCENT));
 
        damage = target->SpellHealingBonusTaken(caster, GetSpellInfo(), damage, DOT, GetBase()->GetStackAmount());
    }
 
    bool crit = false;
    if ((crit = roll_chance_f(GetCritChance())))
        damage = Unit::SpellCriticalHealingBonus(caster, GetSpellInfo(), damage, target);
 
    LOG_DEBUG("spells.aura.effect", "PeriodicTick: {} heal of {} for {} health inflicted by {}",
                    GetCasterGUID().ToString(), target->GetGUID().ToString(), damage, GetId());
 
    uint32 heal = uint32(damage);
 
    // Script Hook For HandlePeriodicDamageAurasTick -- Allow scripts to change the Damage pre class mitigation calculations
    sScriptMgr->ModifyPeriodicDamageAurasTick(target, caster, heal, GetSpellInfo());
    sScriptMgr->ModifyHealReceived(target, caster, heal, GetSpellInfo());
 
    if (target->GetAI())
    {
        target->GetAI()->OnCalculatePeriodicTickReceived(heal, caster);
    }
 
    HealInfo healInfo(caster, target, heal, GetSpellInfo(), GetSpellInfo()->GetSchoolMask());
    Unit::CalcHealAbsorb(healInfo);
    int32 gain = Unit::DealHeal(caster, target, healInfo.GetHeal());
    healInfo.SetEffectiveHeal(gain);
 
    SpellPeriodicAuraLogInfo pInfo(this, healInfo.GetHeal(), healInfo.GetHeal() - healInfo.GetEffectiveHeal(), healInfo.GetAbsorb(), 0, 0.0f, crit);
    target->SendPeriodicAuraLog(&pInfo);
 
    if (caster)
    {
        float threat = float(gain) * 0.5f;
        if (caster->IsClass(CLASS_PALADIN))
            threat *= 0.5f;
        target->GetThreatMgr().ForwardThreatForAssistingMe(caster, threat, GetSpellInfo());
    }
 
    bool haveCastItem = GetBase()->GetCastItemGUID();
 
    // Health Funnel
    // damage caster for heal amount
    // xinef: caster is available, checked earlier
    if (target != caster && GetSpellInfo()->HasAttribute(SPELL_ATTR2_NO_TARGET_PER_SECOND_COST))
    {
        uint32 manaPerSecond = GetSpellInfo()->ManaPerSecond;
        if ((int32)manaPerSecond > gain && gain > 0)
        {
            manaPerSecond = gain;
        }
 
        uint32 absorb2 = 0;
        Unit::DealDamageMods(caster, manaPerSecond, &absorb2);
 
        CleanDamage cleanDamage = CleanDamage(0, 0, BASE_ATTACK, MELEE_HIT_NORMAL);
        Unit::DealDamage(caster, caster, manaPerSecond, &cleanDamage, SELF_DAMAGE, GetSpellInfo()->GetSchoolMask(), GetSpellInfo(), true);
    }
 
    uint32 procAttacker = PROC_FLAG_DONE_PERIODIC;
    uint32 procVictim   = PROC_FLAG_TAKEN_PERIODIC;
    uint32 procEx = (crit ? PROC_EX_CRITICAL_HIT : PROC_EX_NORMAL_HIT) | PROC_EX_INTERNAL_HOT;
    if (healInfo.GetAbsorb() > 0)
        procEx |= PROC_EX_ABSORB;
 
    // ignore item heals
    if (!haveCastItem && GetAuraType() != SPELL_AURA_OBS_MOD_HEALTH) // xinef: dont allow obs_mod_health to proc spells, this is passive regeneration and not hot
        Unit::ProcSkillsAndAuras(caster, target, caster ? procAttacker : 0, procVictim, procEx, heal, BASE_ATTACK, GetSpellInfo(), nullptr, GetEffIndex(), nullptr, nullptr, &healInfo);
}

References AddPct(), BASE_ATTACK, Unit::CalcHealAbsorb(), CLASS_PALADIN, Unit::CountPctFromMaxHealth(), Unit::DealDamage(), Unit::DealDamageMods(), Unit::DealHeal(), DOT, DYNOBJ_AURA_TYPE, ThreatManager::ForwardThreatForAssistingMe(), HealInfo::GetAbsorb(), Unit::GetAI(), Unit::GetAuraEffect(), GetAuraType(), GetBase(), GetCasterGUID(), Aura::GetCastItemGUID(), GetCritChance(), HealInfo::GetEffectiveHeal(), GetEffIndex(), Object::GetGUID(), HealInfo::GetHeal(), GetId(), Unit::GetMaxNegativeAuraModifier(), Unit::GetMaxPositiveAuraModifier(), GetSpellInfo(), Unit::GetThreatMgr(), Unit::GetTotalAuraMultiplier(), Unit::IsAlive(), Unit::IsClass(), Unit::IsFullHealth(), Unit::IsImmunedToAuraPeriodicTick(), LOG_DEBUG, m_amount, SpellInfo::ManaPerSecond, MELEE_HIT_NORMAL, UnitAI::OnCalculatePeriodicTickReceived(), PROC_EX_ABSORB, PROC_EX_CRITICAL_HIT, PROC_EX_INTERNAL_HOT, PROC_EX_NORMAL_HIT, PROC_FLAG_DONE_PERIODIC, PROC_FLAG_TAKEN_PERIODIC, Unit::ProcSkillsAndAuras(), roll_chance_f(), SELF_DAMAGE, Unit::SendPeriodicAuraLog(), SendTickImmune(), HealInfo::SetEffectiveHeal(), SPELL_ATTR2_NO_TARGET_PER_SECOND_COST, SPELL_AURA_ADD_PCT_MODIFIER, SPELL_AURA_MOD_HEALING_DONE_PERCENT, SPELL_AURA_MOD_HEALING_PCT, SPELL_AURA_MOD_HOT_PCT, SPELL_AURA_OBS_MOD_HEALTH, Unit::SpellCriticalHealingBonus(), SPELLFAMILY_WARLOCK, Unit::SpellHealingBonusDone(), Unit::SpellHealingBonusTaken(), sScriptMgr, ObjectGuid::ToString(), and UNIT_AURA_TYPE.

Referenced by PeriodicTick().

◆ HandlePeriodicHealthFunnelAuraTick()

void AuraEffect::HandlePeriodicHealthFunnelAuraTick	(	Unit *	target,
		Unit *	caster
	)		const

{
    if (!caster || !caster->IsAlive() || !target->IsAlive())
        return;
 
    if (target->IsImmunedToAuraPeriodicTick(caster, GetSpellInfo()))
    {
        SendTickImmune(target, caster);
        return;
    }
 
    uint32 damage = std::max(GetAmount(), 0);
    // do not kill health donator
    if (caster->GetHealth() < damage)
        damage = caster->GetHealth() - 1;
    if (!damage)
        return;
 
    caster->ModifyHealth(-(int32)damage);
    LOG_DEBUG("spells.aura", "PeriodicTick: donator {} target {} damage {}.", caster->GetEntry(), target->GetEntry(), damage);
 
    float gainMultiplier = GetSpellInfo()->Effects[GetEffIndex()].CalcValueMultiplier(caster);
 
    damage = int32(damage * gainMultiplier);
 
    HealInfo healInfo(caster, target, damage, GetSpellInfo(), GetSpellInfo()->GetSchoolMask());
    caster->HealBySpell(healInfo);
}

References SpellInfo::Effects, GetAmount(), GetEffIndex(), Object::GetEntry(), Unit::GetHealth(), GetSpellInfo(), Unit::HealBySpell(), Unit::IsAlive(), Unit::IsImmunedToAuraPeriodicTick(), LOG_DEBUG, Unit::ModifyHealth(), and SendTickImmune().

Referenced by PeriodicTick().

◆ HandlePeriodicHealthLeechAuraTick()

void AuraEffect::HandlePeriodicHealthLeechAuraTick	(	Unit *	target,
		Unit *	caster
	)		const

{
    if (!target->IsAlive())
        return;
 
    if (target->IsImmunedToDamage(caster, GetSpellInfo()))
    {
        SendTickImmune(target, caster);
        return;
    }
 
    if (caster && GetSpellInfo()->Effects[GetEffIndex()].Effect == SPELL_EFFECT_PERSISTENT_AREA_AURA &&
            caster->SpellHitResult(target, GetSpellInfo(), false) != SPELL_MISS_NONE)
        return;
 
    CleanDamage cleanDamage = CleanDamage(0, 0, BASE_ATTACK, MELEE_HIT_NORMAL);
 
    uint32 damage = std::max(GetAmount(), 0);
 
    // Script Hook For HandlePeriodicHealthLeechAurasTick -- Allow scripts to change the Damage pre class mitigation calculations
    sScriptMgr->ModifyPeriodicDamageAurasTick(target, caster, damage, GetSpellInfo());
 
    if (target->GetAI())
    {
        target->GetAI()->OnCalculatePeriodicTickReceived(damage, caster);
    }
 
    if (GetBase()->GetType() == DYNOBJ_AURA_TYPE)
        damage = caster->SpellDamageBonusDone(target, GetSpellInfo(), damage, DOT, GetEffIndex(), 0.0f, GetBase()->GetStackAmount());
    damage = target->SpellDamageBonusTaken(caster, GetSpellInfo(), damage, DOT, GetBase()->GetStackAmount());
 
    bool crit = false;
    if ((crit = roll_chance_f(GetCritChance())))
        damage = Unit::SpellCriticalDamageBonus(caster, m_spellInfo, damage, target);
 
    // Calculate armor mitigation
    if (Unit::IsDamageReducedByArmor(GetSpellInfo()->GetSchoolMask(), GetSpellInfo(), m_effIndex))
    {
        uint32 damageReductedArmor = Unit::CalcArmorReducedDamage(caster, target, damage, GetSpellInfo(), GetCasterLevel());
        cleanDamage.mitigated_damage += damage - damageReductedArmor;
        damage = damageReductedArmor;
    }
 
    int32 dmg = damage;
    int32 cleanDamageAmount = cleanDamage.mitigated_damage;
    if (CanApplyResilience())
    {
        int32 resilienceReduction = dmg;
        Unit::ApplyResilience(target, nullptr, &resilienceReduction, crit, CR_CRIT_TAKEN_SPELL);
 
        resilienceReduction = dmg - resilienceReduction;
        dmg -= resilienceReduction;
        cleanDamageAmount += resilienceReduction;
    }
 
    damage = std::max(0, dmg);
    cleanDamage.mitigated_damage = std::max(0, cleanDamageAmount);
 
    DamageInfo dmgInfo(caster, target, damage, GetSpellInfo(), GetSpellInfo()->GetSchoolMask(), DOT, cleanDamage.mitigated_damage);
    Unit::CalcAbsorbResist(dmgInfo);
 
    uint32 absorb = dmgInfo.GetAbsorb();
    uint32 resist = dmgInfo.GetResist();
    damage = dmgInfo.GetDamage();
 
    // Set trigger flag
    uint32 procAttacker = PROC_FLAG_DONE_PERIODIC;
    uint32 procVictim   = PROC_FLAG_TAKEN_PERIODIC;
    uint32 procEx = PROC_EX_INTERNAL_DOT;
    if (dmgInfo.GetDamage())
        procEx |= crit ? PROC_EX_CRITICAL_HIT : PROC_EX_NORMAL_HIT;
    if (absorb > 0)
        procEx |= PROC_EX_ABSORB;
 
    if (dmgInfo.GetDamage())
        procVictim |= PROC_FLAG_TAKEN_DAMAGE;
 
    if (target->GetHealth() < dmgInfo.GetDamage())
    {
        dmgInfo.ModifyDamage(dmgInfo.GetDamage() - target->GetHealth());
    }
 
    damage = dmgInfo.GetDamage();
 
    LOG_DEBUG("spells.aura.effect", "PeriodicTick: {} health leech of {} for {} dmg inflicted by {} abs is {}",
                    GetCasterGUID().ToString(), target->GetGUID().ToString(), damage, GetId(), absorb);
    if (caster)
        caster->SendSpellNonMeleeDamageLog(target, GetSpellInfo(), damage, GetSpellInfo()->GetSchoolMask(), absorb, resist, false, 0, crit);
 
    int32 new_damage;
 
    new_damage = Unit::DealDamage(caster, target, damage, &cleanDamage, DOT, GetSpellInfo()->GetSchoolMask(), GetSpellInfo(), false);
 
    Unit::ProcSkillsAndAuras(caster, target, caster ? procAttacker : 0, procVictim, procEx, damage, BASE_ATTACK, GetSpellInfo(), nullptr, GetEffIndex(), nullptr, &dmgInfo);
 
    if (!caster || !caster->IsAlive())
        return;
 
    float gainMultiplier = GetSpellInfo()->Effects[GetEffIndex()].CalcValueMultiplier(caster);
 
    uint32 heal = uint32(caster->SpellHealingBonusDone(caster, GetSpellInfo(), uint32(new_damage * gainMultiplier), DOT, GetEffIndex(), 0.0f, GetBase()->GetStackAmount()));
    heal = uint32(caster->SpellHealingBonusTaken(caster, GetSpellInfo(), heal, DOT, GetBase()->GetStackAmount()));
 
    HealInfo healInfo(caster, caster, heal, GetSpellInfo(), GetSpellInfo()->GetSchoolMask());
    float threat = float(caster->HealBySpell(healInfo)) * 0.5f;
    if (caster->IsClass(CLASS_PALADIN))
        threat *= 0.5f;
    caster->GetThreatMgr().ForwardThreatForAssistingMe(caster, threat, GetSpellInfo());
}

References Unit::ApplyResilience(), BASE_ATTACK, Unit::CalcAbsorbResist(), Unit::CalcArmorReducedDamage(), CanApplyResilience(), CLASS_PALADIN, CR_CRIT_TAKEN_SPELL, Unit::DealDamage(), DOT, DYNOBJ_AURA_TYPE, SpellInfo::Effects, ThreatManager::ForwardThreatForAssistingMe(), DamageInfo::GetAbsorb(), Unit::GetAI(), GetAmount(), GetBase(), GetCasterGUID(), GetCasterLevel(), GetCritChance(), DamageInfo::GetDamage(), GetEffIndex(), Object::GetGUID(), Unit::GetHealth(), GetId(), DamageInfo::GetResist(), GetSpellInfo(), Unit::GetThreatMgr(), Unit::HealBySpell(), Unit::IsAlive(), Unit::IsClass(), Unit::IsDamageReducedByArmor(), Unit::IsImmunedToDamage(), LOG_DEBUG, m_effIndex, m_spellInfo, MELEE_HIT_NORMAL, CleanDamage::mitigated_damage, DamageInfo::ModifyDamage(), UnitAI::OnCalculatePeriodicTickReceived(), PROC_EX_ABSORB, PROC_EX_CRITICAL_HIT, PROC_EX_INTERNAL_DOT, PROC_EX_NORMAL_HIT, PROC_FLAG_DONE_PERIODIC, PROC_FLAG_TAKEN_DAMAGE, PROC_FLAG_TAKEN_PERIODIC, Unit::ProcSkillsAndAuras(), roll_chance_f(), Unit::SendSpellNonMeleeDamageLog(), SendTickImmune(), SPELL_EFFECT_PERSISTENT_AREA_AURA, SPELL_MISS_NONE, Unit::SpellCriticalDamageBonus(), Unit::SpellDamageBonusDone(), Unit::SpellDamageBonusTaken(), Unit::SpellHealingBonusDone(), Unit::SpellHealingBonusTaken(), Unit::SpellHitResult(), sScriptMgr, and ObjectGuid::ToString().

Referenced by PeriodicTick().

◆ HandlePeriodicManaLeechAuraTick()

void AuraEffect::HandlePeriodicManaLeechAuraTick	(	Unit *	target,
		Unit *	caster
	)		const

{
    Powers PowerType = Powers(GetMiscValue());
 
    if (!caster || !caster->IsAlive() || !target->IsAlive() || !target->HasActivePowerType(PowerType))
        return;
 
    if (target->IsImmunedToAuraPeriodicTick(caster, GetSpellInfo()))
    {
        SendTickImmune(target, caster);
        return;
    }
 
    if (GetSpellInfo()->Effects[GetEffIndex()].Effect == SPELL_EFFECT_PERSISTENT_AREA_AURA &&
            caster->SpellHitResult(target, GetSpellInfo(), false) != SPELL_MISS_NONE)
        return;
 
    // ignore negative values (can be result apply spellmods to aura damage
    int32 drainAmount = std::max(m_amount, 0);
 
    // Special case: draining x% of mana (up to a maximum of 2*x% of the caster's maximum mana)
    // It's mana percent cost spells, m_amount is percent drain from target
    if (m_spellInfo->ManaCostPercentage)
    {
        // max value
        int32 maxmana = CalculatePct(caster->GetMaxPower(PowerType), drainAmount * 2.0f);
        ApplyPct(drainAmount, target->GetMaxPower(PowerType));
        if (drainAmount > maxmana)
            drainAmount = maxmana;
    }
 
    LOG_DEBUG("spells.aura.effect", "PeriodicTick: {} power leech of {} for {} dmg inflicted by {}",
                    GetCasterGUID().ToString(), target->GetGUID().ToString(), drainAmount, GetId());
    // resilience reduce mana draining effect at spell crit damage reduction (added in 2.4)
    if (PowerType == POWER_MANA)
        drainAmount -= target->GetSpellCritDamageReduction(drainAmount);
 
    int32 drainedAmount = -target->ModifyPower(PowerType, -drainAmount);
 
    float gainMultiplier = GetSpellInfo()->Effects[GetEffIndex()].CalcValueMultiplier(caster);
 
    SpellPeriodicAuraLogInfo pInfo(this, drainedAmount, 0, 0, 0, gainMultiplier, false);
    target->SendPeriodicAuraLog(&pInfo);
 
    int32 gainAmount = int32(drainedAmount * gainMultiplier);
    int32 gainedAmount = 0;
    if (gainAmount)
    {
        gainedAmount = caster->ModifyPower(PowerType, gainAmount);
        target->AddThreat(caster, float(gainedAmount) * 0.5f, GetSpellInfo()->GetSchoolMask(), GetSpellInfo());
    }
 
    // remove CC auras
    target->RemoveAurasWithInterruptFlags(AURA_INTERRUPT_FLAG_TAKE_DAMAGE);
 
    // Drain Mana
    if (m_spellInfo->SpellFamilyName == SPELLFAMILY_WARLOCK
            && m_spellInfo->SpellFamilyFlags[0] & 0x00000010)
    {
        int32 manaFeedVal = 0;
        if (AuraEffect const* aurEff = GetBase()->GetEffect(1))
            manaFeedVal = aurEff->GetAmount();
        // Mana Feed - Drain Mana
        if (manaFeedVal > 0)
        {
            int32 feedAmount = CalculatePct(gainedAmount, manaFeedVal);
            caster->CastCustomSpell(caster, 32554, &feedAmount, nullptr, nullptr, true, nullptr, this);
        }
    }
}

References Unit::AddThreat(), ApplyPct(), AURA_INTERRUPT_FLAG_TAKE_DAMAGE, CalculatePct(), Unit::CastCustomSpell(), SpellInfo::Effects, GetBase(), GetCasterGUID(), GetEffIndex(), Object::GetGUID(), GetId(), Unit::GetMaxPower(), GetMiscValue(), Unit::GetSpellCritDamageReduction(), GetSpellInfo(), Unit::HasActivePowerType(), Unit::IsAlive(), Unit::IsImmunedToAuraPeriodicTick(), LOG_DEBUG, m_amount, m_spellInfo, SpellInfo::ManaCostPercentage, Unit::ModifyPower(), POWER_MANA, Unit::RemoveAurasWithInterruptFlags(), Unit::SendPeriodicAuraLog(), SendTickImmune(), SPELL_EFFECT_PERSISTENT_AREA_AURA, SPELL_MISS_NONE, SPELLFAMILY_WARLOCK, SpellInfo::SpellFamilyFlags, SpellInfo::SpellFamilyName, Unit::SpellHitResult(), and ObjectGuid::ToString().

Referenced by PeriodicTick().

◆ HandlePeriodicPowerBurnAuraTick()

void AuraEffect::HandlePeriodicPowerBurnAuraTick	(	Unit *	target,
		Unit *	caster
	)		const

{
    Powers PowerType = Powers(GetMiscValue());
 
    if (!caster || !target->IsAlive() || !target->HasActivePowerType(PowerType))
        return;
 
    if (target->IsImmunedToDamage(caster, GetSpellInfo()))
    {
        SendTickImmune(target, caster);
        return;
    }
 
    // ignore negative values (can be result apply spellmods to aura damage
    int32 damage = std::max(m_amount, 0);
 
    // resilience reduce mana draining effect at spell crit damage reduction (added in 2.4)
    if (PowerType == POWER_MANA)
        damage -= target->GetSpellCritDamageReduction(damage);
 
    uint32 gain = uint32(-target->ModifyPower(PowerType, -damage));
 
    float dmgMultiplier = GetSpellInfo()->Effects[GetEffIndex()].CalcValueMultiplier(caster);
 
    SpellInfo const* spellProto = GetSpellInfo();
    // maybe has to be sent different to client, but not by SMSG_PERIODICAURALOG
    SpellNonMeleeDamage damageInfo(caster, target, spellProto, spellProto->SchoolMask);
    // no SpellDamageBonus for burn mana
    caster->CalculateSpellDamageTaken(&damageInfo, int32(gain * dmgMultiplier), spellProto);
 
    Unit::DealDamageMods(damageInfo.target, damageInfo.damage, &damageInfo.absorb);
 
    caster->SendSpellNonMeleeDamageLog(&damageInfo);
 
    // Set trigger flag
    uint32 procAttacker = PROC_FLAG_DONE_PERIODIC;
    uint32 procVictim   = PROC_FLAG_TAKEN_PERIODIC;
    if (damageInfo.damage)
        procVictim |= PROC_FLAG_TAKEN_DAMAGE;
 
    caster->DealSpellDamage(&damageInfo, true);
 
    DamageInfo dmgInfo(damageInfo, DOT, BASE_ATTACK, SPELL_MISS_NONE);
    uint32 hitMask = dmgInfo.GetHitMask() | PROC_EX_INTERNAL_DOT;
    Unit::ProcSkillsAndAuras(caster, damageInfo.target, procAttacker, procVictim, hitMask, damageInfo.damage, BASE_ATTACK, spellProto, nullptr, GetEffIndex(), nullptr, &dmgInfo);
}

References SpellNonMeleeDamage::absorb, BASE_ATTACK, Unit::CalculateSpellDamageTaken(), SpellNonMeleeDamage::damage, Unit::DealDamageMods(), Unit::DealSpellDamage(), DOT, SpellInfo::Effects, GetEffIndex(), DamageInfo::GetHitMask(), GetMiscValue(), Unit::GetSpellCritDamageReduction(), GetSpellInfo(), Unit::HasActivePowerType(), Unit::IsAlive(), Unit::IsImmunedToDamage(), m_amount, Unit::ModifyPower(), POWER_MANA, PROC_EX_INTERNAL_DOT, PROC_FLAG_DONE_PERIODIC, PROC_FLAG_TAKEN_DAMAGE, PROC_FLAG_TAKEN_PERIODIC, Unit::ProcSkillsAndAuras(), SpellInfo::SchoolMask, Unit::SendSpellNonMeleeDamageLog(), SendTickImmune(), SPELL_MISS_NONE, and SpellNonMeleeDamage::target.

Referenced by PeriodicTick().

◆ HandlePeriodicTriggerSpellAuraTick()

void AuraEffect::HandlePeriodicTriggerSpellAuraTick	(	Unit *	target,
		Unit *	caster
	)		const

Todo:: : effect trigger spell may be independant on spell targets, and executed in spell finish phase

{
    // generic casting code with custom spells and target/caster customs
    uint32 triggerSpellId = GetSpellInfo()->Effects[GetEffIndex()].TriggerSpell;
 
    SpellInfo const* triggeredSpellInfo = sSpellMgr->GetSpellInfo(triggerSpellId);
    SpellInfo const* auraSpellInfo = GetSpellInfo();
    uint32 auraId = auraSpellInfo->Id;
 
    // specific code for cases with no trigger spell provided in field
    if (!triggeredSpellInfo)
    {
        switch (auraSpellInfo->SpellFamilyName)
        {
            case SPELLFAMILY_GENERIC:
                {
                    switch (auraId)
                    {
                        // Thaumaturgy Channel
                        case 9712:
                            triggerSpellId = 21029;
                            if (caster)
                                caster->CastSpell(caster, triggerSpellId, true);
                            return;
                        // Brood Affliction: Bronze
                        case 23170:
                            // Only 10% chance of triggering spell
                            if (roll_chance_f(10.f))
                            {
                                triggerSpellId = 23171;
                            }
                            break;
                        // Restoration
                        case 24379:
                        case 23493:
                            {
                                if (caster)
                                {
                                    int32 heal = caster->CountPctFromMaxHealth(10);
                                    HealInfo healInfo(caster, target, heal, auraSpellInfo, auraSpellInfo->GetSchoolMask());
                                    caster->HealBySpell(healInfo);
 
                                    if (int32 mana = caster->GetMaxPower(POWER_MANA))
                                    {
                                        mana /= 10;
                                        caster->EnergizeBySpell(caster, 23493, mana, POWER_MANA);
                                    }
                                }
                                return;
                            }
                        // Nitrous Boost
                        case 27746:
                            if (caster && target->GetPower(POWER_MANA) >= 10)
                            {
                                target->ModifyPower(POWER_MANA, -10);
                                target->SendEnergizeSpellLog(caster, 27746, 10, POWER_MANA);
                            }
                            else
                                target->RemoveAurasDueToSpell(27746);
                            return;
                        // Frost Blast
                        case 27808:
                            if (caster)
                            {
                                caster->CastSpell(target, 29879, true, nullptr, this);
                                if (GetTickNumber() == 1)
                                    caster->CastSpell(target, 27808, true);
                            }
                            return;
                        // Inoculate Nestlewood Owlkin
                        case 29528:
                            if (!target->IsCreature()) // prevent error reports in case ignored player target
                                return;
                            break;
                        // Feed Captured Animal
                        case 29917:
                            triggerSpellId = 29916;
                            break;
                        // Extract Gas
                        case 30427:
                            {
                                // move loot to player inventory and despawn target
                                if (caster && caster->IsPlayer() &&
                                        target->IsCreature() &&
                                        target->ToCreature()->GetCreatureTemplate()->type == CREATURE_TYPE_GAS_CLOUD)
                                {
                                    Player* player = caster->ToPlayer();
                                    Creature* creature = target->ToCreature();
                                    // missing lootid has been reported on startup - just return
                                    if (!creature->GetCreatureTemplate()->SkinLootId)
                                        return;
 
                                    player->AutoStoreLoot(creature->GetCreatureTemplate()->SkinLootId, LootTemplates_Skinning, true);
 
                                    creature->DespawnOrUnsummon();
                                }
                                return;
                            }
                        // Quake
                        case 30576:
                            triggerSpellId = 30571;
                            break;
                        // Doom
                        // so instakill will be naturally done before trigger spell
                        case 31347:
                            {
                                target->CastSpell(target, 31350, true, nullptr, this);
                                Unit::Kill(target, target);
                                return;
                            }
                        // Tear of Azzinoth Summon Channel - it's not really supposed to do anything, and this only prevents the console spam
                        case 39857:
                            triggerSpellId = 39856;
                            break;
                        // Personalized Weather
                        case 46736:
                            triggerSpellId = 46737;
                            break;
                        // Shield Level 1
                        case 63130:
                        // Shield Level 2
                        case 63131:
                        // Shield Level 3
                        case 63132:
                        // Ball of Flames Visual
                        case 71706:
                            return;
                        // Oculus, Mage-Lord Urom, Time Bomb
                        case 51121:
                        case 59376:
                            {
                                const int32 dmg = target->GetMaxHealth() - target->GetHealth();
                                target->CastCustomSpell(target, 51132, &dmg, 0, 0, true);
                                return;
                            }
                    }
                    break;
                }
            default:
                break;
        }
    }
    else
    {
        // Spell exist but require custom code
        switch (auraId)
        {
            // Poison (Grobbulus)
            case 28158:
            case 54362:
            // Slime Pool (Dreadscale & Acidmaw)
            case 66882:
                target->CastCustomSpell(triggerSpellId, SPELLVALUE_RADIUS_MOD, (int32)((((float)m_tickNumber / 60) * 0.9f + 0.1f) * 10000 * 2 / 3), nullptr, true, nullptr, this);
                return;
            // Eye of Eternity, Malygos, Arcane Overload
            case 56432:
                if (triggerSpellId == 56438)
                {
                    target->CastCustomSpell(triggerSpellId, SPELLVALUE_RADIUS_MOD, (int32)(10000 * (1.0f - 0.02f * (m_tickNumber + 1))), nullptr, true, nullptr, this);
                    return;
                }
                break;
            // Beacon of Light
            case 53563:
                {
                    // area aura owner casts the spell
                    GetBase()->GetUnitOwner()->CastSpell(target, triggeredSpellInfo, true, 0, this, GetBase()->GetUnitOwner()->GetGUID());
                    return;
                }
            // Trial of the Crusader, Jaraxxus, Spinning Pain Spike
            case 66283:
                {
                    const int32 dmg = target->GetMaxHealth() / 2;
                    target->CastCustomSpell(target, 66316, &dmg, nullptr, nullptr, true);
                    return;
                }
            // Violet Hold, Moragg, Ray of Suffering, Ray of Pain
            case 54442:
            case 59524:
            case 54438:
            case 59523:
                {
                    if (caster)
                        if (Unit* victim = caster->GetVictim())
                            if (victim->GetDistance(caster) < 45.0f)
                            {
                                target = victim;
                                break;
                            }
                    return;
                }
            case 24745: // Summon Templar, Trigger
            case 24747: // Summon Templar Fire, Trigger
            case 24757: // Summon Templar Air, Trigger
            case 24759: // Summon Templar Earth, Trigger
            case 24761: // Summon Templar Water, Trigger
            case 24762: // Summon Duke, Trigger
            case 24766: // Summon Duke Fire, Trigger
            case 24769: // Summon Duke Air, Trigger
            case 24771: // Summon Duke Earth, Trigger
            case 24773: // Summon Duke Water, Trigger
            case 24785: // Summon Royal, Trigger
            case 24787: // Summon Royal Fire, Trigger
            case 24791: // Summon Royal Air, Trigger
            case 24792: // Summon Royal Earth, Trigger
            case 24793: // Summon Royal Water, Trigger
                {
                    // All this spells trigger a spell that requires reagents; if the
                    // triggered spell is cast as "triggered", reagents are not consumed
                    if (caster)
                        caster->CastSpell(target, triggerSpellId, false);
                    return;
                }
        }
    }
 
    // Reget trigger spell proto
    triggeredSpellInfo = sSpellMgr->GetSpellInfo(triggerSpellId);
 
    if (triggeredSpellInfo)
    {
        if (Unit* triggerCaster = triggeredSpellInfo->NeedsToBeTriggeredByCaster(m_spellInfo, GetEffIndex()) ? caster : target)
        {
            SpellCastTargets targets;
            targets.SetUnitTarget(target);
            if (triggeredSpellInfo->IsChannelCategorySpell() && m_channelData)
            {
                targets.SetDstChannel(m_channelData->spellDst);
                targets.SetObjectTargetChannel(m_channelData->channelGUID);
            }
 
            // Xinef: do not skip reagent cost for entry casts
            TriggerCastFlags triggerFlags = TRIGGERED_FULL_MASK;
            if (GetSpellInfo()->Effects[GetEffIndex()].TargetA.GetCheckType() == TARGET_CHECK_ENTRY || GetSpellInfo()->Effects[GetEffIndex()].TargetB.GetCheckType() == TARGET_CHECK_ENTRY)
                triggerFlags = TriggerCastFlags(TRIGGERED_FULL_MASK & ~TRIGGERED_IGNORE_POWER_AND_REAGENT_COST);
 
            triggerCaster->CastSpell(targets, triggeredSpellInfo, nullptr, triggerFlags, nullptr, this);
            LOG_DEBUG("spells.aura", "AuraEffect::HandlePeriodicTriggerSpellAuraTick: Spell {} Trigger {}", GetId(), triggeredSpellInfo->Id);
        }
    }
}

References Player::AutoStoreLoot(), Unit::CastCustomSpell(), Unit::CastSpell(), ChannelTargetData::channelGUID, Unit::CountPctFromMaxHealth(), CREATURE_TYPE_GAS_CLOUD, Creature::DespawnOrUnsummon(), SpellInfo::Effects, Unit::EnergizeBySpell(), GetBase(), Creature::GetCreatureTemplate(), GetEffIndex(), Unit::GetHealth(), GetId(), Unit::GetMaxHealth(), Unit::GetMaxPower(), Unit::GetPower(), SpellInfo::GetSchoolMask(), GetSpellInfo(), GetTickNumber(), Aura::GetUnitOwner(), Unit::GetVictim(), Unit::HealBySpell(), SpellInfo::Id, SpellInfo::IsChannelCategorySpell(), Object::IsCreature(), Object::IsPlayer(), Unit::Kill(), LOG_DEBUG, LootTemplates_Skinning, m_channelData, m_spellInfo, m_tickNumber, Unit::ModifyPower(), SpellInfo::NeedsToBeTriggeredByCaster(), POWER_MANA, Unit::RemoveAurasDueToSpell(), roll_chance_f(), Unit::SendEnergizeSpellLog(), SpellCastTargets::SetDstChannel(), SpellCastTargets::SetObjectTargetChannel(), SpellCastTargets::SetUnitTarget(), CreatureTemplate::SkinLootId, ChannelTargetData::spellDst, SPELLFAMILY_GENERIC, SpellInfo::SpellFamilyName, SPELLVALUE_RADIUS_MOD, sSpellMgr, TARGET_CHECK_ENTRY, Object::ToCreature(), Object::ToPlayer(), TRIGGERED_FULL_MASK, TRIGGERED_IGNORE_POWER_AND_REAGENT_COST, and CreatureTemplate::type.

Referenced by PeriodicTick().

◆ HandlePeriodicTriggerSpellWithValueAuraTick()

void AuraEffect::HandlePeriodicTriggerSpellWithValueAuraTick	(	Unit *	target,
		Unit *	caster
	)		const

{
    uint32 triggerSpellId = GetSpellInfo()->Effects[m_effIndex].TriggerSpell;
    if (SpellInfo const* triggeredSpellInfo = sSpellMgr->GetSpellInfo(triggerSpellId))
    {
        if (Unit* triggerCaster = triggeredSpellInfo->NeedsToBeTriggeredByCaster(m_spellInfo, GetEffIndex()) ? caster : target)
        {
            SpellCastTargets targets;
            targets.SetUnitTarget(target);
            if (triggeredSpellInfo->IsChannelCategorySpell() && m_channelData)
            {
                targets.SetDstChannel(m_channelData->spellDst);
                targets.SetObjectTargetChannel(m_channelData->channelGUID);
            }
 
            CustomSpellValues values;
            values.AddSpellMod(SPELLVALUE_BASE_POINT0, GetAmount());
 
            triggerCaster->CastSpell(targets, triggeredSpellInfo, &values, TRIGGERED_FULL_MASK, nullptr, this);
            LOG_DEBUG("spells.aura", "AuraEffect::HandlePeriodicTriggerSpellWithValueAuraTick: Spell {} Trigger {}", GetId(), triggeredSpellInfo->Id);
        }
    }
    else
    {
        Creature* c = target->ToCreature();
        if (c && caster)
        {
            sScriptMgr->OnDummyEffect(caster, GetId(), SpellEffIndex(GetEffIndex()), target->ToCreature());
        }
 
        LOG_DEBUG("spells.aura", "AuraEffect::HandlePeriodicTriggerSpellWithValueAuraTick: Spell {} has non-existent spell {} in EffectTriggered[{}] and is therefor not triggered.", GetId(), triggerSpellId, GetEffIndex());
    }
}

References CustomSpellValues::AddSpellMod(), ChannelTargetData::channelGUID, SpellInfo::Effects, GetAmount(), GetEffIndex(), GetId(), GetSpellInfo(), LOG_DEBUG, m_channelData, m_effIndex, m_spellInfo, SpellCastTargets::SetDstChannel(), SpellCastTargets::SetObjectTargetChannel(), SpellCastTargets::SetUnitTarget(), ChannelTargetData::spellDst, SPELLVALUE_BASE_POINT0, sScriptMgr, sSpellMgr, Object::ToCreature(), and TRIGGERED_FULL_MASK.

Referenced by PeriodicTick().

◆ HandlePhase()

void AuraEffect::HandlePhase	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_REAL))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    // no-phase is also phase state so same code for apply and remove
    uint32 newPhase = target->GetPhaseByAuras();
 
    if (Player* player = target->ToPlayer())
    {
        if (!newPhase)
            newPhase = PHASEMASK_NORMAL;
 
        // do not change phase to GM with all phases enabled
        if (player->IsGameMaster())
            newPhase = PHASEMASK_ANYWHERE;
 
        player->SetPhaseMask(newPhase, false);
        player->GetSession()->SendSetPhaseShift(newPhase);
    }
    else
    {
        if (!newPhase)
        {
            newPhase = PHASEMASK_NORMAL;
            if (Creature* creature = target->ToCreature())
                if (CreatureData const* data = sObjectMgr->GetCreatureData(creature->GetSpawnId()))
                    newPhase = data->phaseMask;
        }
 
        target->SetPhaseMask(newPhase, false);
    }
 
    // call functions which may have additional effects after chainging state of unit
    // phase auras normally not expected at BG but anyway better check
    if (apply)
    {
        // drop flag at invisibiliy in bg
        target->RemoveAurasWithInterruptFlags(AURA_INTERRUPT_FLAG_IMMUNE_OR_LOST_SELECTION);
    }
 
    // need triggering visibility update base at phase update of not GM invisible (other GMs anyway see in any phases)
    if (target->IsVisible())
    {
        if (!target->GetMap()->Instanceable())
        {
            target->UpdateObjectVisibility(false);
            target->m_last_notify_position.Relocate(-5000.0f, -5000.0f, -5000.0f);
        }
        else
            target->UpdateObjectVisibility();
    }
}

References AURA_EFFECT_HANDLE_REAL, AURA_INTERRUPT_FLAG_IMMUNE_OR_LOST_SELECTION, WorldObject::GetMap(), Unit::GetPhaseByAuras(), AuraApplication::GetTarget(), Map::Instanceable(), Unit::IsVisible(), Unit::m_last_notify_position, PHASEMASK_ANYWHERE, PHASEMASK_NORMAL, Position::Relocate(), Unit::RemoveAurasWithInterruptFlags(), Unit::SetPhaseMask(), sObjectMgr, Object::ToCreature(), Object::ToPlayer(), and Unit::UpdateObjectVisibility().

◆ HandlePreventFleeing()

void AuraEffect::HandlePreventFleeing	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

Todo:: : find a way to cancel fleeing for assistance. Currently this will only stop creatures fleeing due to low health that could not find nearby allies to flee towards.

{
    if (!(mode & AURA_EFFECT_HANDLE_REAL))
        return;
 
    Unit* target = aurApp->GetTarget();
    // Since patch 3.0.2 this mechanic no longer affects fear effects. It will ONLY prevent humanoids from fleeing due to low health.
    if (target->IsPlayer() || !apply || target->HasFearAura())
        return;
    target->SetControlled(false, UNIT_STATE_FLEEING);
}

References AURA_EFFECT_HANDLE_REAL, AuraApplication::GetTarget(), Unit::HasFearAura(), Object::IsPlayer(), Unit::SetControlled(), and UNIT_STATE_FLEEING.

◆ HandlePreventResurrection()

void AuraEffect::HandlePreventResurrection	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_REAL))
        return;
 
    if (!aurApp->GetTarget()->IsPlayer())
        return;
 
    if (apply)
        aurApp->GetTarget()->RemoveByteFlag(PLAYER_FIELD_BYTES, 0, PLAYER_FIELD_BYTE_RELEASE_TIMER);
    else if (!aurApp->GetTarget()->GetMap()->Instanceable())
        aurApp->GetTarget()->SetByteFlag(PLAYER_FIELD_BYTES, 0, PLAYER_FIELD_BYTE_RELEASE_TIMER);
}

References AURA_EFFECT_HANDLE_REAL, WorldObject::GetMap(), AuraApplication::GetTarget(), Map::Instanceable(), Object::IsPlayer(), PLAYER_FIELD_BYTE_RELEASE_TIMER, PLAYER_FIELD_BYTES, Object::RemoveByteFlag(), and Object::SetByteFlag().

◆ HandleProc()

void AuraEffect::HandleProc	(	AuraApplication *	aurApp,
		ProcEventInfo &	eventInfo
	)

{
    bool prevented = GetBase()->CallScriptEffectProcHandlers(this, aurApp, eventInfo);
    if (prevented)
        return;
 
    switch (GetAuraType())
    {
        case SPELL_AURA_MOD_CONFUSE:
        case SPELL_AURA_MOD_FEAR:
        case SPELL_AURA_MOD_STUN:
        case SPELL_AURA_MOD_ROOT:
        case SPELL_AURA_TRANSFORM:
            HandleBreakableCCAuraProc(aurApp, eventInfo);
            break;
        case SPELL_AURA_DUMMY:
        case SPELL_AURA_PROC_TRIGGER_SPELL:
            HandleProcTriggerSpellAuraProc(aurApp, eventInfo);
            break;
        case SPELL_AURA_PROC_TRIGGER_SPELL_WITH_VALUE:
            HandleProcTriggerSpellWithValueAuraProc(aurApp, eventInfo);
            break;
        case SPELL_AURA_PROC_TRIGGER_DAMAGE:
            HandleProcTriggerDamageAuraProc(aurApp, eventInfo);
            break;
        case SPELL_AURA_RAID_PROC_FROM_CHARGE:
            HandleRaidProcFromChargeAuraProc(aurApp, eventInfo);
            break;
        case SPELL_AURA_RAID_PROC_FROM_CHARGE_WITH_VALUE:
            HandleRaidProcFromChargeWithValueAuraProc(aurApp, eventInfo);
            break;
        default:
            break;
    }
 
    GetBase()->CallScriptAfterEffectProcHandlers(this, aurApp, eventInfo);
}

References Aura::CallScriptAfterEffectProcHandlers(), Aura::CallScriptEffectProcHandlers(), GetAuraType(), GetBase(), HandleBreakableCCAuraProc(), HandleProcTriggerDamageAuraProc(), HandleProcTriggerSpellAuraProc(), HandleProcTriggerSpellWithValueAuraProc(), HandleRaidProcFromChargeAuraProc(), HandleRaidProcFromChargeWithValueAuraProc(), SPELL_AURA_DUMMY, SPELL_AURA_MOD_CONFUSE, SPELL_AURA_MOD_FEAR, SPELL_AURA_MOD_ROOT, SPELL_AURA_MOD_STUN, SPELL_AURA_PROC_TRIGGER_DAMAGE, SPELL_AURA_PROC_TRIGGER_SPELL, SPELL_AURA_PROC_TRIGGER_SPELL_WITH_VALUE, SPELL_AURA_RAID_PROC_FROM_CHARGE, SPELL_AURA_RAID_PROC_FROM_CHARGE_WITH_VALUE, and SPELL_AURA_TRANSFORM.

Referenced by Aura::TriggerProcOnEvent().

◆ HandleProcTriggerDamageAuraProc()

void AuraEffect::HandleProcTriggerDamageAuraProc	(	AuraApplication *	aurApp,
		ProcEventInfo &	eventInfo
	)

{
    Unit* target = aurApp->GetTarget();
    Unit* triggerTarget = target == eventInfo.GetActor() ? eventInfo.GetActionTarget() : eventInfo.GetActor();
    if (!triggerTarget)
        return;
 
    if (triggerTarget->IsImmunedToDamage(target, GetSpellInfo()))
    {
        SendTickImmune(triggerTarget, target);
        return;
    }
 
    SpellNonMeleeDamage damageInfo(target, triggerTarget, GetSpellInfo(), GetSpellInfo()->SchoolMask);
    uint32 damage = target->SpellDamageBonusDone(triggerTarget, GetSpellInfo(), GetAmount(), SPELL_DIRECT_DAMAGE, GetEffIndex());
    damage = triggerTarget->SpellDamageBonusTaken(target, GetSpellInfo(), damage, SPELL_DIRECT_DAMAGE);
    target->CalculateSpellDamageTaken(&damageInfo, damage, GetSpellInfo());
    Unit::DealDamageMods(damageInfo.target, damageInfo.damage, &damageInfo.absorb);
    target->SendSpellNonMeleeDamageLog(&damageInfo);
    LOG_DEBUG("spells.aura", "AuraEffect::HandleProcTriggerDamageAuraProc: Triggering {} spell damage from aura {} proc", damage, GetId());
    target->DealSpellDamage(&damageInfo, true);
}

References SpellNonMeleeDamage::absorb, Unit::CalculateSpellDamageTaken(), SpellNonMeleeDamage::damage, Unit::DealDamageMods(), Unit::DealSpellDamage(), ProcEventInfo::GetActionTarget(), ProcEventInfo::GetActor(), GetAmount(), GetEffIndex(), GetId(), GetSpellInfo(), AuraApplication::GetTarget(), Unit::IsImmunedToDamage(), LOG_DEBUG, Unit::SendSpellNonMeleeDamageLog(), SendTickImmune(), SPELL_DIRECT_DAMAGE, Unit::SpellDamageBonusDone(), Unit::SpellDamageBonusTaken(), and SpellNonMeleeDamage::target.

Referenced by HandleProc().

◆ HandleProcTriggerSpellAuraProc()

void AuraEffect::HandleProcTriggerSpellAuraProc	(	AuraApplication *	aurApp,
		ProcEventInfo &	eventInfo
	)

{
    Unit* triggerCaster = aurApp->GetTarget();
    Unit* triggerTarget = triggerCaster == eventInfo.GetActor() ? eventInfo.GetActionTarget() : eventInfo.GetActor();
 
    uint32 triggerSpellId = GetSpellInfo()->Effects[GetEffIndex()].TriggerSpell;
    if (SpellInfo const* triggeredSpellInfo = sSpellMgr->GetSpellInfo(triggerSpellId))
    {
        LOG_DEBUG("spells.aura", "AuraEffect::HandleProcTriggerSpellAuraProc: Triggering spell {} from aura {} proc", triggeredSpellInfo->Id, GetId());
        triggerCaster->CastSpell(triggerTarget, triggeredSpellInfo, true, nullptr, this);
    }
    else
    {
        LOG_DEBUG("spells.aura", "AuraEffect::HandleProcTriggerSpellAuraProc: Could not trigger spell {} from aura {} proc, because the spell does not have an entry in Spell.dbc.", triggerSpellId, GetId());
    }
}

References Unit::CastSpell(), SpellInfo::Effects, ProcEventInfo::GetActionTarget(), ProcEventInfo::GetActor(), GetEffIndex(), GetId(), GetSpellInfo(), AuraApplication::GetTarget(), LOG_DEBUG, and sSpellMgr.

Referenced by HandleProc().

◆ HandleProcTriggerSpellWithValueAuraProc()

void AuraEffect::HandleProcTriggerSpellWithValueAuraProc	(	AuraApplication *	aurApp,
		ProcEventInfo &	eventInfo
	)

{
    Unit* triggerCaster = aurApp->GetTarget();
    Unit* triggerTarget = triggerCaster == eventInfo.GetActor() ? eventInfo.GetActionTarget() : eventInfo.GetActor();
 
    uint32 triggerSpellId = GetSpellInfo()->Effects[m_effIndex].TriggerSpell;
    if (SpellInfo const* triggeredSpellInfo = sSpellMgr->GetSpellInfo(triggerSpellId))
    {
        // used only with EXTRA_LOGS
        (void)triggeredSpellInfo;
 
        int32 basepoints0 = GetAmount();
        LOG_DEBUG("spells.aura", "AuraEffect::HandleProcTriggerSpellWithValueAuraProc: Triggering spell {} with value {} from aura {} proc", triggeredSpellInfo->Id, basepoints0, GetId());
        triggerCaster->CastCustomSpell(triggerTarget, triggerSpellId, &basepoints0, nullptr, nullptr, true, nullptr, this);
    }
    else
    {
        LOG_DEBUG("spells.aura", "AuraEffect::HandleProcTriggerSpellWithValueAuraProc: Could not trigger spell {} from aura {} proc, because the spell does not have an entry in Spell.dbc.", triggerSpellId, GetId());
    }
}

References Unit::CastCustomSpell(), SpellInfo::Effects, ProcEventInfo::GetActionTarget(), ProcEventInfo::GetActor(), GetAmount(), GetId(), GetSpellInfo(), AuraApplication::GetTarget(), LOG_DEBUG, m_effIndex, and sSpellMgr.

Referenced by HandleProc().

◆ HandleRaidProcFromChargeAuraProc()

void AuraEffect::HandleRaidProcFromChargeAuraProc	(	AuraApplication *	aurApp,
		ProcEventInfo &	eventInfo
	)

{
    Unit* target = aurApp->GetTarget();
 
    uint32 triggerSpellId;
    switch (GetId())
    {
        case 57949:            // Shiver
            triggerSpellId = 57952;
            //animationSpellId = 57951; dummy effects for jump spell have unknown use (see also 41637)
            break;
        case 59978:            // Shiver
            triggerSpellId = 59979;
            break;
        case 43593:            // Cold Stare
            triggerSpellId = 43594;
            break;
        default:
            LOG_DEBUG("spells.aura", "AuraEffect::HandleRaidProcFromChargeAuraProc: received not handled spell: {}", GetId());
            return;
    }
 
    int32 jumps = GetBase()->GetCharges();
 
    // current aura expire on proc finish
    GetBase()->SetCharges(0);
    GetBase()->SetUsingCharges(true);
 
    // next target selection
    if (jumps > 0)
    {
        if (Unit* caster = GetCaster())
        {
            float radius = GetSpellInfo()->Effects[GetEffIndex()].CalcRadius(caster);
 
            if (Unit* triggerTarget = target->GetNextRandomRaidMemberOrPet(radius))
            {
                target->CastSpell(triggerTarget, GetSpellInfo(), true, nullptr, this, GetCasterGUID());
                if (Aura* aura = triggerTarget->GetAura(GetId(), GetCasterGUID()))
                    aura->SetCharges(jumps);
            }
        }
    }
 
    LOG_DEBUG("spells.aura", "AuraEffect::HandleRaidProcFromChargeAuraProc: Triggering spell {} from aura {} proc", triggerSpellId, GetId());
    target->CastSpell(target, triggerSpellId, true, nullptr, this, GetCasterGUID());
}

References Unit::CastSpell(), SpellInfo::Effects, GetBase(), GetCaster(), GetCasterGUID(), Aura::GetCharges(), GetEffIndex(), GetId(), Unit::GetNextRandomRaidMemberOrPet(), GetSpellInfo(), AuraApplication::GetTarget(), LOG_DEBUG, Aura::SetCharges(), and Aura::SetUsingCharges().

Referenced by HandleProc().

◆ HandleRaidProcFromChargeWithValueAuraProc()

void AuraEffect::HandleRaidProcFromChargeWithValueAuraProc	(	AuraApplication *	aurApp,
		ProcEventInfo &	eventInfo
	)

{
    enum
    {
        SPELL_PRAYER_OF_MENDING_HEAL   = 33110,
        SPELL_PRAYER_OF_MENDING_VISUAL = 41637
    };
 
    Unit* target = aurApp->GetTarget();
 
    // Currently only Prayer of Mending
    if (!(GetSpellInfo()->SpellFamilyName == SPELLFAMILY_PRIEST && GetSpellInfo()->SpellFamilyFlags[1] & 0x20))
    {
        LOG_DEBUG("spells.aura", "AuraEffect::HandleRaidProcFromChargeWithValueAuraProc: received not handled spell: {}", GetId());
        return;
    }
 
    int32 value = GetAmount();
 
    int32 jumps = GetBase()->GetCharges();
 
    // current aura expire on proc finish
    GetBase()->SetCharges(0);
    GetBase()->SetUsingCharges(true);
 
    // next target selection
    if (jumps > 0)
    {
        if (Unit* caster = GetCaster())
        {
            float radius = GetSpellInfo()->Effects[GetEffIndex()].CalcRadius(caster);
 
            Unit*                                                         triggerTarget = nullptr;
            Acore::MostHPMissingGroupInRange                              u_check(target, radius, 0);
            Acore::UnitLastSearcher<Acore::MostHPMissingGroupInRange>     searcher(target, triggerTarget, u_check);
            Cell::VisitObjects(target, searcher, radius);
 
            if (triggerTarget)
            {
                target->CastSpell(triggerTarget, SPELL_PRAYER_OF_MENDING_VISUAL, true);
                target->CastCustomSpell(triggerTarget, GetId(), &value, nullptr, nullptr, true, nullptr, this, GetCasterGUID());
                if (Aura* aura = triggerTarget->GetAura(GetId(), GetCasterGUID()))
                    aura->SetCharges(jumps);
            }
        }
    }
 
    target->CastCustomSpell(target, SPELL_PRAYER_OF_MENDING_HEAL, &value, nullptr, nullptr, true, nullptr, this, GetCasterGUID());
}

References Unit::CastCustomSpell(), Unit::CastSpell(), SpellInfo::Effects, GetAmount(), Unit::GetAura(), GetBase(), GetCaster(), GetCasterGUID(), Aura::GetCharges(), GetEffIndex(), GetId(), GetSpellInfo(), AuraApplication::GetTarget(), LOG_DEBUG, Aura::SetCharges(), Aura::SetUsingCharges(), SPELLFAMILY_PRIEST, and Cell::VisitObjects().

Referenced by HandleProc().

◆ HandleRangedAmmoHaste()

void AuraEffect::HandleRangedAmmoHaste	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (!target->IsPlayer())
        return;
 
    target->ApplyAttackTimePercentMod(RANGED_ATTACK, (float)GetAmount(), apply);
}

References Unit::ApplyAttackTimePercentMod(), AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, GetAmount(), AuraApplication::GetTarget(), Object::IsPlayer(), and RANGED_ATTACK.

◆ HandleShapeshiftBoosts()

void AuraEffect::HandleShapeshiftBoosts	(	Unit *	target,
		bool	apply
	)		const

{
    uint32 spellId = 0;
    uint32 spellId2 = 0;
    //uint32 spellId3 = 0;
    uint32 HotWSpellId = 0;
 
    switch (GetMiscValue())
    {
        case FORM_CAT:
            spellId = 3025;
            HotWSpellId = 24900;
            break;
        case FORM_TREE:
            spellId = 34123;
            break;
        case FORM_TRAVEL:
            spellId = 5419;
            break;
        case FORM_AQUA:
            spellId = 5421;
            break;
        case FORM_BEAR:
            spellId = 1178;
            spellId2 = 21178;
            HotWSpellId = 24899;
            break;
        case FORM_DIREBEAR:
            spellId = 9635;
            spellId2 = 21178;
            HotWSpellId = 24899;
            break;
        case FORM_BATTLESTANCE:
            spellId = 21156;
            break;
        case FORM_DEFENSIVESTANCE:
            spellId = 7376;
            break;
        case FORM_BERSERKERSTANCE:
            spellId = 7381;
            break;
        case FORM_MOONKIN:
            spellId = 24905;
            spellId2 = 69366;
            break;
        case FORM_FLIGHT:
            spellId = 33948;
            spellId2 = 34764;
            break;
        case FORM_FLIGHT_EPIC:
            spellId  = 40122;
            spellId2 = 40121;
            break;
        case FORM_METAMORPHOSIS:
            spellId  = 54817;
            spellId2 = 54879;
            break;
        case FORM_SPIRITOFREDEMPTION:
            spellId  = 27792;
            spellId2 = 27795;                               // must be second, this important at aura remove to prevent to early iterator invalidation.
            break;
        case FORM_SHADOW:
            spellId = 49868;
            spellId2 = 71167;
            break;
        case FORM_GHOSTWOLF:
            spellId = 67116;
            break;
        case FORM_GHOUL:
        case FORM_AMBIENT:
        case FORM_STEALTH:
        case FORM_CREATURECAT:
        case FORM_CREATUREBEAR:
            break;
        default:
            break;
    }
 
    Player* player = target->ToPlayer();
    if (apply)
    {
        // Remove cooldown of spells triggered on stance change - they may share cooldown with stance spell
        if (spellId)
        {
            if (player)
                player->RemoveSpellCooldown(spellId);
            target->CastSpell(target, spellId, true, nullptr, this, target->GetGUID());
        }
 
        if (spellId2)
        {
            if (player)
                player->RemoveSpellCooldown(spellId2);
            target->CastSpell(target, spellId2, true, nullptr, this, target->GetGUID());
        }
 
        if (player)
        {
            const PlayerSpellMap& sp_list = player->GetSpellMap();
            for (PlayerSpellMap::const_iterator itr = sp_list.begin(); itr != sp_list.end(); ++itr)
            {
                if (itr->second->State == PLAYERSPELL_REMOVED || !itr->second->IsInSpec(player->GetActiveSpec()))
                    continue;
 
                if (itr->first == spellId || itr->first == spellId2)
                    continue;
 
                SpellInfo const* spellInfo = sSpellMgr->GetSpellInfo(itr->first);
                if (!spellInfo || !spellInfo->HasAttribute(SpellAttr0(SPELL_ATTR0_PASSIVE | SPELL_ATTR0_DO_NOT_DISPLAY)))
                    continue;
 
                if (spellInfo->Stances & (1 << (GetMiscValue() - 1)))
                    target->CastSpell(target, itr->first, true, nullptr, this, target->GetGUID());
            }
 
            // xinef: talent stance auras are not on m_spells map, so iterate talents
            const PlayerTalentMap& tl_list = player->GetTalentMap();
            for (PlayerTalentMap::const_iterator itr = tl_list.begin(); itr != tl_list.end(); ++itr)
            {
                if (itr->second->State == PLAYERSPELL_REMOVED || !itr->second->IsInSpec(player->GetActiveSpec()))
                    continue;
 
                if (itr->first == spellId || itr->first == spellId2)
                    continue;
 
                // Xinef: skip talents with effect learn spell
                SpellInfo const* spellInfo = sSpellMgr->GetSpellInfo(itr->first);
                if (!spellInfo || !spellInfo->HasAttribute(SpellAttr0(SPELL_ATTR0_PASSIVE | SPELL_ATTR0_DO_NOT_DISPLAY)) || spellInfo->HasEffect(SPELL_EFFECT_LEARN_SPELL))
                    continue;
 
                if (spellInfo->Stances & (1 << (GetMiscValue() - 1)))
                    target->CastSpell(target, itr->first, true, nullptr, this, target->GetGUID());
            }
 
            // Also do it for Glyphs
            for (uint32 i = 0; i < MAX_GLYPH_SLOT_INDEX; ++i)
            {
                if (uint32 glyphId = player->GetGlyph(i))
                {
                    if (GlyphPropertiesEntry const* glyph = sGlyphPropertiesStore.LookupEntry(glyphId))
                    {
                        SpellInfo const* spellInfo = sSpellMgr->GetSpellInfo(glyph->SpellId);
                        if (!spellInfo || !spellInfo->HasAttribute(SpellAttr0(SPELL_ATTR0_PASSIVE | SPELL_ATTR0_DO_NOT_DISPLAY)))
                            continue;
                        if (spellInfo->Stances & (1 << (GetMiscValue() - 1)))
                            target->CastSpell(target, glyph->SpellId, TriggerCastFlags(TRIGGERED_FULL_MASK & ~(TRIGGERED_IGNORE_SHAPESHIFT | TRIGGERED_IGNORE_CASTER_AURASTATE)), nullptr, this, target->GetGUID());
                    }
                }
            }
 
            // Leader of the Pack
            if (player->HasTalent(17007, player->GetActiveSpec()))
            {
                SpellInfo const* spellInfo = sSpellMgr->GetSpellInfo(24932);
                if (spellInfo && spellInfo->Stances & (1 << (GetMiscValue() - 1)))
                    target->CastSpell(target, 24932, true, nullptr, this, target->GetGUID());
            }
            // Improved Barkskin - apply/remove armor bonus due to shapeshift
            if (player->HasTalent(63410, player->GetActiveSpec()) || player->HasTalent(63411, player->GetActiveSpec()))
            {
                target->RemoveAurasDueToSpell(66530);
                if (GetMiscValue() == FORM_TRAVEL || GetMiscValue() == FORM_NONE) // "while in Travel Form or while not shapeshifted"
                    target->CastSpell(target, 66530, true);
            }
            // Heart of the Wild
            if (HotWSpellId)
            {
                // hacky, but the only way as spell family is not SPELLFAMILY_DRUID
                Unit::AuraEffectList const& mModTotalStatPct = target->GetAuraEffectsByType(SPELL_AURA_MOD_TOTAL_STAT_PERCENTAGE);
                for (Unit::AuraEffectList::const_iterator i = mModTotalStatPct.begin(); i != mModTotalStatPct.end(); ++i)
                {
                    // Heart of the Wild
                    if ((*i)->GetSpellInfo()->SpellIconID == 240 && (*i)->GetMiscValue() == STAT_INTELLECT)
                    {
                        int32 HotWMod = (*i)->GetAmount() / 2; // For each 2% Intelligence, you get 1% stamina and 1% attack power.
 
                        target->CastCustomSpell(target, HotWSpellId, &HotWMod, nullptr, nullptr, true, nullptr, this, target->GetGUID());
                        break;
                    }
                }
            }
            switch (GetMiscValue())
            {
                case FORM_CAT:
                    // Savage Roar
                    if (target->GetAuraEffect(SPELL_AURA_DUMMY, SPELLFAMILY_DRUID, 0, 0x10000000, 0))
                        target->CastSpell(target, 62071, true);
                    // Nurturing Instinct
                    if (AuraEffect const* aurEff = target->GetAuraEffect(SPELL_AURA_MOD_SPELL_HEALING_OF_STAT_PERCENT, SPELLFAMILY_DRUID, 2254, 0))
                    {
                        uint32 spellId3 = 0;
                        switch (aurEff->GetId())
                        {
                            case 33872:
                                spellId3 = 47179;
                                break;
                            case 33873:
                                spellId3 = 47180;
                                break;
                        }
                        target->CastSpell(target, spellId3, true, nullptr, this, target->GetGUID());
                    }
                    // Master Shapeshifter - Cat
                    if (AuraEffect const* aurEff = target->GetDummyAuraEffect(SPELLFAMILY_GENERIC, 2851, 0))
                    {
                        int32 bp = aurEff->GetAmount();
                        target->CastCustomSpell(target, 48420, &bp, nullptr, nullptr, true);
                    }
                    break;
                case FORM_DIREBEAR:
                case FORM_BEAR:
                    // Master Shapeshifter - Bear
                    if (AuraEffect const* aurEff = target->GetDummyAuraEffect(SPELLFAMILY_GENERIC, 2851, 0))
                    {
                        int32 bp = aurEff->GetAmount();
                        target->CastCustomSpell(target, 48418, &bp, nullptr, nullptr, true);
                    }
                    // Survival of the Fittest
                    if (AuraEffect const* aurEff = target->GetAuraEffect(SPELL_AURA_MOD_TOTAL_STAT_PERCENTAGE, SPELLFAMILY_DRUID, 961, 0))
                    {
                        int32 bp = aurEff->GetSpellInfo()->Effects[EFFECT_2].CalcValue();
                        target->CastCustomSpell(target, 62069, &bp, nullptr, nullptr, true, 0, this, target->GetGUID());
                    }
                    break;
                case FORM_MOONKIN:
                    // Master Shapeshifter - Moonkin
                    if (AuraEffect const* aurEff = target->GetDummyAuraEffect(SPELLFAMILY_GENERIC, 2851, 0))
                    {
                        int32 bp = aurEff->GetAmount();
                        target->CastCustomSpell(target, 48421, &bp, nullptr, nullptr, true);
                    }
                    // Always cast Moonkin Aura
                    target->CastSpell(target, 24907, true, nullptr, this, target->GetGUID());
                    break;
                // Master Shapeshifter - Tree of Life
                case FORM_TREE:
                    if (AuraEffect const* aurEff = target->GetDummyAuraEffect(SPELLFAMILY_GENERIC, 2851, 0))
                    {
                        int32 bp = aurEff->GetAmount();
                        target->CastCustomSpell(target, 48422, &bp, nullptr, nullptr, true);
                    }
                    break;
            }
        }
    }
    else
    {
        if (spellId)
            target->RemoveOwnedAura(spellId);
        if (spellId2)
            target->RemoveOwnedAura(spellId2);
 
        // Improved Barkskin - apply/remove armor bonus due to shapeshift
        if (player)
        {
            if (player->HasTalent(63410, player->GetActiveSpec()) || player->HasTalent(63411, player->GetActiveSpec()))
            {
                target->RemoveAurasDueToSpell(66530);
                target->CastSpell(target, 66530, true);
            }
        }
 
        const Unit::AuraEffectList& shapeshifts = target->GetAuraEffectsByType(SPELL_AURA_MOD_SHAPESHIFT);
        AuraEffect* newAura = nullptr;
        // Iterate through all the shapeshift auras that the target has, if there is another aura with SPELL_AURA_MOD_SHAPESHIFT, then this aura is being removed due to that one being applied
        for (Unit::AuraEffectList::const_iterator itr = shapeshifts.begin(); itr != shapeshifts.end(); ++itr)
        {
            if ((*itr) != this)
            {
                newAura = *itr;
                break;
            }
        }
 
        // Use the new aura to see on what stance the target will be
        uint32 newStance = (1 << ((newAura ? newAura->GetMiscValue() : 0) - 1));
 
        Unit::AuraApplicationMap& tAuras = target->GetAppliedAuras();
        for (Unit::AuraApplicationMap::iterator itr = tAuras.begin(); itr != tAuras.end();)
        {
            // If the stances are not compatible with the spell, remove it
            // Xinef: Remove all passive auras, they will be added if needed
            if (itr->second->GetBase()->IsRemovedOnShapeLost(target) && (!(itr->second->GetBase()->GetSpellInfo()->Stances & newStance) || itr->second->GetBase()->IsPassive()))
                target->RemoveAura(itr);
            else
                ++itr;
        }
 
        // Xinef: Remove autoattack spells
        if (Spell* spell = target->GetCurrentSpell(CURRENT_MELEE_SPELL))
            if (spell->GetSpellInfo()->CheckShapeshift(newAura ? newAura->GetMiscValue() : 0) != SPELL_CAST_OK)
                spell->cancel(true);
    }
}

References Unit::CastCustomSpell(), Unit::CastSpell(), CURRENT_MELEE_SPELL, EFFECT_2, FORM_AMBIENT, FORM_AQUA, FORM_BATTLESTANCE, FORM_BEAR, FORM_BERSERKERSTANCE, FORM_CAT, FORM_CREATUREBEAR, FORM_CREATURECAT, FORM_DEFENSIVESTANCE, FORM_DIREBEAR, FORM_FLIGHT, FORM_FLIGHT_EPIC, FORM_GHOSTWOLF, FORM_GHOUL, FORM_METAMORPHOSIS, FORM_MOONKIN, FORM_NONE, FORM_SHADOW, FORM_SPIRITOFREDEMPTION, FORM_STEALTH, FORM_TRAVEL, FORM_TREE, Player::GetActiveSpec(), Unit::GetAppliedAuras(), Unit::GetAuraEffect(), Unit::GetAuraEffectsByType(), Unit::GetCurrentSpell(), Unit::GetDummyAuraEffect(), Player::GetGlyph(), Object::GetGUID(), GetMiscValue(), Player::GetSpellMap(), Player::GetTalentMap(), SpellInfo::HasAttribute(), SpellInfo::HasEffect(), Player::HasTalent(), MAX_GLYPH_SLOT_INDEX, PLAYERSPELL_REMOVED, Unit::RemoveAura(), Unit::RemoveAurasDueToSpell(), Unit::RemoveOwnedAura(), Player::RemoveSpellCooldown(), sGlyphPropertiesStore, SPELL_ATTR0_DO_NOT_DISPLAY, SPELL_ATTR0_PASSIVE, SPELL_AURA_DUMMY, SPELL_AURA_MOD_SHAPESHIFT, SPELL_AURA_MOD_SPELL_HEALING_OF_STAT_PERCENT, SPELL_AURA_MOD_TOTAL_STAT_PERCENTAGE, SPELL_CAST_OK, SPELL_EFFECT_LEARN_SPELL, SPELLFAMILY_DRUID, SPELLFAMILY_GENERIC, sSpellMgr, SpellInfo::Stances, STAT_INTELLECT, Object::ToPlayer(), TRIGGERED_FULL_MASK, TRIGGERED_IGNORE_CASTER_AURASTATE, and TRIGGERED_IGNORE_SHAPESHIFT.

Referenced by HandleAuraModShapeshift().

◆ HandleShieldBlockValue()

void AuraEffect::HandleShieldBlockValue	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Player* target = aurApp->GetTarget()->ToPlayer();
    if (!target)
        return;
 
    target->HandleBaseModFlatValue(SHIELD_BLOCK_VALUE, float(GetAmount()), apply);
}

References AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, GetAmount(), AuraApplication::GetTarget(), Player::HandleBaseModFlatValue(), SHIELD_BLOCK_VALUE, and Object::ToPlayer().

◆ HandleShieldBlockValuePercent()

void AuraEffect::HandleShieldBlockValuePercent	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & (AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK | AURA_EFFECT_HANDLE_STAT)))
        return;
 
    Player* target = aurApp->GetTarget()->ToPlayer();
    if (!target)
        return;
 
    if (apply)
        target->ApplyBaseModPctValue(SHIELD_BLOCK_VALUE, float(GetAmount()));
    else
    {
        float amount = target->GetTotalAuraMultiplier(SPELL_AURA_MOD_SHIELD_BLOCKVALUE_PCT);
        target->SetBaseModPctValue(SHIELD_BLOCK_VALUE, amount);
    }
}

References Player::ApplyBaseModPctValue(), AURA_EFFECT_HANDLE_CHANGE_AMOUNT_MASK, AURA_EFFECT_HANDLE_STAT, GetAmount(), AuraApplication::GetTarget(), Unit::GetTotalAuraMultiplier(), Player::SetBaseModPctValue(), SHIELD_BLOCK_VALUE, SPELL_AURA_MOD_SHIELD_BLOCKVALUE_PCT, and Object::ToPlayer().

◆ HandleSpiritOfRedemption()

void AuraEffect::HandleSpiritOfRedemption	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_REAL))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    if (!target->IsPlayer())
        return;
 
    // prepare spirit state
    if (apply)
    {
        // disable breath/etc timers
        target->ToPlayer()->StopMirrorTimers();
 
        // set stand state (expected in this form)
        if (!target->IsStandState())
            target->SetStandState(UNIT_STAND_STATE_STAND);
 
        target->SetHealth(1);
    }
    // die at aura end
    else if (target->IsAlive())
        // call functions which may have additional effects after chainging state of unit
        target->setDeathState(DeathState::JustDied);
 
    // xinef: damage immunity spell, not needed because of 93 aura (adds non_attackable state)
    // xinef: probably blizzard added it just in case in wotlk (id > 46000)
    if (apply)
        target->CastSpell(target, 62371, true);
    else
        target->RemoveAurasDueToSpell(62371);
}

References AURA_EFFECT_HANDLE_REAL, Unit::CastSpell(), AuraApplication::GetTarget(), Unit::IsAlive(), Object::IsPlayer(), Unit::IsStandState(), JustDied, Unit::RemoveAurasDueToSpell(), Unit::setDeathState(), Unit::SetHealth(), Unit::SetStandState(), Player::StopMirrorTimers(), Object::ToPlayer(), and UNIT_STAND_STATE_STAND.

◆ HandleUnused()

void AuraEffect::HandleUnused	(	AuraApplication const *	,
		uint8	,
		bool
	)		const

inline

    {
        // useless
    }

◆ HandleWaterBreathing()

void AuraEffect::HandleWaterBreathing	(	AuraApplication const *	aurApp,
		uint8	mode,
		bool	apply
	)		const

{
    if (!(mode & AURA_EFFECT_HANDLE_SEND_FOR_CLIENT_MASK))
        return;
 
    Unit* target = aurApp->GetTarget();
 
    // update timers in client
    if (target->IsPlayer())
        target->ToPlayer()->UpdateMirrorTimers();
}

References AURA_EFFECT_HANDLE_SEND_FOR_CLIENT_MASK, AuraApplication::GetTarget(), Object::IsPlayer(), Object::ToPlayer(), and Player::UpdateMirrorTimers().

◆ HasSpellClassMask()

bool AuraEffect::HasSpellClassMask ( ) const

{
    return m_spellInfo->Effects[m_effIndex].SpellClassMask;
}

References SpellInfo::Effects, m_effIndex, and m_spellInfo.

Referenced by Unit::CalcArmorReducedDamage().

◆ IsAffectedOnSpell()

bool AuraEffect::IsAffectedOnSpell ( SpellInfo const * spell ) const

{
    if (!spell)
        return false;
 
    // Check family name and EffectClassMask
    if (!spell->IsAffected(m_spellInfo->SpellFamilyName, m_spellInfo->Effects[m_effIndex].SpellClassMask))
        return false;
 
    return true;
}

References SpellInfo::Effects, SpellInfo::IsAffected(), m_effIndex, m_spellInfo, and SpellInfo::SpellFamilyName.

Referenced by Unit::CalcAbsorbResist(), Unit::CalcArmorReducedDamage(), Unit::GetMaxNegativeAuraModifierByAffectMask(), Unit::GetMaxPositiveAuraModifierByAffectMask(), Unit::GetTotalAuraModifierByAffectMask(), Unit::GetTotalAuraMultiplierByAffectMask(), Unit::MeleeDamageBonusTaken(), Unit::SpellDamageBonusDone(), Unit::SpellDamageBonusTaken(), and Unit::SpellHealingBonusTaken().

◆ IsPeriodic()

bool AuraEffect::IsPeriodic ( ) const

inline

92{ return m_isPeriodic; }

References m_isPeriodic.

Referenced by Spell::prepare().

◆ PeriodicTick()

void AuraEffect::PeriodicTick	(	AuraApplication *	aurApp,
		Unit *	caster
	)		const

{
    bool prevented = GetBase()->CallScriptEffectPeriodicHandlers(this, aurApp);
    if (prevented)
        return;
 
    Unit* target = aurApp->GetTarget();
 
    // Update serverside orientation of tracking channeled auras on periodic update ticks
    // exclude players because can turn during channeling and shouldn't desync orientation client/server
    if (caster && !caster->IsPlayer() && m_spellInfo->IsChanneled() && m_spellInfo->HasAttribute(SPELL_ATTR1_TRACK_TARGET_IN_CHANNEL))
    {
        ObjectGuid const channelGuid = caster->GetGuidValue(UNIT_FIELD_CHANNEL_OBJECT);
        if (!channelGuid.IsEmpty() && channelGuid != caster->GetGUID())
        {
            if (WorldObject const* objectTarget = ObjectAccessor::GetWorldObject(*caster, channelGuid))
            {
                caster->SetInFront(objectTarget);
            }
        }
    }
 
    switch (GetAuraType())
    {
        case SPELL_AURA_PERIODIC_DUMMY:
            HandlePeriodicDummyAuraTick(target, caster);
            break;
        case SPELL_AURA_PERIODIC_TRIGGER_SPELL:
            HandlePeriodicTriggerSpellAuraTick(target, caster);
            break;
        case SPELL_AURA_PERIODIC_TRIGGER_SPELL_FROM_CLIENT:
            // Don't actually do anything - client will trigger casts of these spells by itself
            break;
        case SPELL_AURA_PERIODIC_TRIGGER_SPELL_WITH_VALUE:
            HandlePeriodicTriggerSpellWithValueAuraTick(target, caster);
            break;
        case SPELL_AURA_PERIODIC_DAMAGE:
        case SPELL_AURA_PERIODIC_DAMAGE_PERCENT:
            HandlePeriodicDamageAurasTick(target, caster);
            break;
        case SPELL_AURA_PERIODIC_LEECH:
            HandlePeriodicHealthLeechAuraTick(target, caster);
            break;
        case SPELL_AURA_PERIODIC_HEALTH_FUNNEL:
            HandlePeriodicHealthFunnelAuraTick(target, caster);
            break;
        case SPELL_AURA_PERIODIC_HEAL:
        case SPELL_AURA_OBS_MOD_HEALTH:
            HandlePeriodicHealAurasTick(target, caster);
            break;
        case SPELL_AURA_PERIODIC_MANA_LEECH:
            HandlePeriodicManaLeechAuraTick(target, caster);
            break;
        case SPELL_AURA_OBS_MOD_POWER:
            HandleObsModPowerAuraTick(target, caster);
            break;
        case SPELL_AURA_PERIODIC_ENERGIZE:
            HandlePeriodicEnergizeAuraTick(target, caster);
            break;
        case SPELL_AURA_POWER_BURN:
            HandlePeriodicPowerBurnAuraTick(target, caster);
            break;
        default:
            break;
    }
}

Referenced by Update().

◆ RecalculateAmount() [1/2]

void AuraEffect::RecalculateAmount ( )

inline

76{ if (!CanBeRecalculated()) return; ChangeAmount(CalculateAmount(GetCaster()), false); }

AuraEffect::ChangeAmount

void ChangeAmount(int32 newAmount, bool mark=true, bool onStackOrReapply=false)

Definition SpellAuraEffects.cpp:713

AuraEffect::CanBeRecalculated

bool CanBeRecalculated() const

Definition SpellAuraEffects.h:78

References CalculateAmount(), CanBeRecalculated(), ChangeAmount(), and GetCaster().

◆ RecalculateAmount() [2/2]

void AuraEffect::RecalculateAmount ( Unit * caster )

inline

77{ if (!CanBeRecalculated()) return; ChangeAmount(CalculateAmount(caster), false); }

References CalculateAmount(), CanBeRecalculated(), and ChangeAmount().

◆ ResetPeriodic()

void AuraEffect::ResetPeriodic ( bool resetPeriodicTimer = false )

inline

89{ if (resetPeriodicTimer) m_periodicTimer = m_amplitude; m_tickNumber = 0;}

References m_amplitude, m_periodicTimer, and m_tickNumber.

Referenced by spell_dk_death_rune::HandleProc().

◆ ResetTicks()

void AuraEffect::ResetTicks ( )

inline

90{ m_tickNumber = 0; }

References m_tickNumber.

◆ SendTickImmune()

void AuraEffect::SendTickImmune	(	Unit *	target,
		Unit *	caster
	)		const

{
    if (caster)
        caster->SendSpellDamageImmune(target, m_spellInfo->Id);
}

References SpellInfo::Id, m_spellInfo, and Unit::SendSpellDamageImmune().

Referenced by HandleObsModPowerAuraTick(), HandlePeriodicDamageAurasTick(), HandlePeriodicEnergizeAuraTick(), HandlePeriodicHealAurasTick(), HandlePeriodicHealthFunnelAuraTick(), HandlePeriodicHealthLeechAuraTick(), HandlePeriodicManaLeechAuraTick(), HandlePeriodicPowerBurnAuraTick(), and HandleProcTriggerDamageAuraProc().

◆ SetAmount()

void AuraEffect::SetAmount ( int32 amount )

inline

66{ m_amount = amount; m_canBeRecalculated = false;}

References m_amount, and m_canBeRecalculated.

Referenced by spell_dru_savage_defense::Absorb(), Unit::CalcAbsorbResist(), ChangeAmount(), Aura::HandleAuraSpecificMods(), HandleBreakableCCAuraProc(), spell_optic_link_aura::HandleEffectPeriodic(), spell_hallows_end_base_fire::HandleEffectPeriodicUpdate(), spell_gen_burn_brutallus::HandleEffectPeriodicUpdate(), spell_warl_curse_of_agony::HandleEffectPeriodicUpdate(), spell_putricide_unbound_plague_dmg_aura::HandlePeriodic(), spell_hun_sniper_training::HandlePeriodic(), spell_sha_glyph_of_earth_shield::HandleProc(), spell_dru_wild_growth_aura::HandleTickUpdate(), spell_hun_sniper_training::HandleUpdatePeriodic(), spell_kalecgos_curse_of_boundless_agony_aura::OnPeriodic(), spell_the_lich_king_infest_aura::OnUpdate(), Aura::SetLoadedState(), and spell_black_temple_shadow_inferno_aura::Update().

◆ SetCanBeRecalculated()

void AuraEffect::SetCanBeRecalculated ( bool val )

inline

79{ m_canBeRecalculated = val; }

References m_canBeRecalculated.

Referenced by Aura::SetLoadedState().

◆ SetCritChance()

void AuraEffect::SetCritChance ( float crit )

inline

110{ m_critChance = crit; }

References m_critChance.

Referenced by CalculatePeriodicData().

◆ SetEnabled()

void AuraEffect::SetEnabled ( bool enabled )

inline

118{ m_isAuraEnabled = enabled; }

References m_isAuraEnabled.

◆ SetOldAmount()

void AuraEffect::SetOldAmount ( int32 amount )

inline

117{ m_oldAmount = amount; }

References m_oldAmount.

Referenced by CalculateAmount().

◆ SetPctMods()

void AuraEffect::SetPctMods ( float pctMods )

inline

114{ m_pctMods = pctMods; }

References m_pctMods.

◆ SetPeriodic()

void AuraEffect::SetPeriodic ( bool isPeriodic )

inline

93{ m_isPeriodic = isPeriodic; }

References m_isPeriodic.

Referenced by spell_gen_arena_drink::UpdatePeriodic().

◆ SetPeriodicTimer()

void AuraEffect::SetPeriodicTimer ( int32 periodicTimer )

inline

69{ m_periodicTimer = periodicTimer; }

References m_periodicTimer.

Referenced by spell_dreamwalker_decay_periodic_timer_aura::DecayPeriodicTimer(), spell_muru_summon_blood_elves_periodic_aura::HandleApply(), spell_gen_baby_murloc_passive::HandleApply(), spell_gen_baby_murloc_passive::HandlePeriodicTimer(), spell_hadronox_summon_periodic_aura::OnApply(), and spell_item_goblin_gumbo_kettle::Update().

◆ Update()

void AuraEffect::Update	(	uint32	diff,
		Unit *	caster
	)

{
    if (m_isPeriodic && (GetBase()->GetDuration() >= 0 || GetBase()->IsPassive() || GetBase()->IsPermanent()))
    {
        uint32 totalTicks = GetTotalTicks();
 
        m_periodicTimer -= int32(diff);
        while (m_periodicTimer <= 0)
        {
            if (!GetBase()->IsPermanent() && (m_tickNumber + 1) > totalTicks)
            {
                break;
            }
 
            ++m_tickNumber;
 
            // update before tick (aura can be removed in TriggerSpell or PeriodicTick calls)
            m_periodicTimer += m_amplitude;
            UpdatePeriodic(caster);
 
            std::list<AuraApplication*> effectApplications;
            GetApplicationList(effectApplications);
            // tick on targets of effects
            for (std::list<AuraApplication*>::const_iterator apptItr = effectApplications.begin(); apptItr != effectApplications.end(); ++apptItr)
                if ((*apptItr)->HasEffect(GetEffIndex()))
                    PeriodicTick(*apptItr, caster);
        }
    }
}

References GetApplicationList(), GetBase(), GetEffIndex(), GetTotalTicks(), m_amplitude, m_isPeriodic, m_periodicTimer, m_tickNumber, PeriodicTick(), and UpdatePeriodic().

Referenced by Aura::UpdateOwner().

◆ UpdatePeriodic()

void AuraEffect::UpdatePeriodic ( Unit * caster )

{
    switch (GetAuraType())
    {
        case SPELL_AURA_PERIODIC_DUMMY:
            switch (GetSpellInfo()->SpellFamilyName)
            {
                case SPELLFAMILY_GENERIC:
                    switch (GetId())
                    {
                        // Drink
                        case 430:
                        case 431:
                        case 432:
                        case 1133:
                        case 1135:
                        case 1137:
                        case 10250:
                        case 22734:
                        case 27089:
                        case 34291:
                        case 43182:
                        case 43183:
                        case 46755:
                        case 49472: // Drink Coffee
                        case 57073:
                        case 61830:
                            if (!caster || !caster->IsPlayer())
                                return;
                            // Get SPELL_AURA_MOD_POWER_REGEN aura from spell
                            if (AuraEffect* aurEff = GetBase()->GetEffect(0))
                            {
                                if (aurEff->GetAuraType() != SPELL_AURA_MOD_POWER_REGEN)
                                {
                                    m_isPeriodic = false;
                                    LOG_ERROR("spells.aura.effect", "Aura {} structure has been changed - first aura is no longer SPELL_AURA_MOD_POWER_REGEN", GetId());
                                }
                                else
                                {
                                    // default case - not in arena
                                    if (!caster->ToPlayer()->InArena())
                                    {
                                        aurEff->ChangeAmount(GetAmount());
                                        m_isPeriodic = false;
                                    }
                                    else
                                    {
                                        // **********************************************
                                        // This feature uses only in arenas
                                        // **********************************************
                                        // Here need increase mana regen per tick (6 second rule)
                                        // on 0 tick -   0  (handled in 2 second)
                                        // on 1 tick - 166% (handled in 4 second)
                                        // on 2 tick - 133% (handled in 6 second)
 
                                        // Apply bonus for 1 - 4 tick
                                        switch (m_tickNumber)
                                        {
                                            case 1:   // 0%
                                                aurEff->ChangeAmount(0);
                                                break;
                                            case 2:   // 166%
                                                aurEff->ChangeAmount(GetAmount() * 5 / 3);
                                                break;
                                            case 3:   // 133%
                                                aurEff->ChangeAmount(GetAmount() * 4 / 3);
                                                break;
                                            default:  // 100% - normal regen
                                                aurEff->ChangeAmount(GetAmount());
                                                // No need to update after 4th tick
                                                m_isPeriodic = false;
                                                break;
                                        }
                                    }
                                }
                            }
                            break;
                        case 58549: // Tenacity
                        case 59911: // Tenacity (vehicle)
                            GetBase()->RefreshDuration();
                            break;
                        case 66823:
                        case 67618:
                        case 67619:
                        case 67620: // Paralytic Toxin
                            // Get 0 effect aura
                            if (AuraEffect* slow = GetBase()->GetEffect(0))
                            {
                                int32 newAmount = slow->GetAmount() - 10;
                                if (newAmount < -100)
                                    newAmount = -100;
                                slow->ChangeAmount(newAmount);
                            }
                            break;
                        case 66020:
                            // Get 0 effect aura
                            if (AuraEffect* slow = GetBase()->GetEffect(0))
                            {
                                int32 newAmount = slow->GetAmount() + GetAmount();
                                if (newAmount > 0)
                                    newAmount = 0;
                                slow->ChangeAmount(newAmount);
                            }
                            break;
                        default:
                            break;
                    }
                    break;
                default:
                    break;
            }
        default:
            break;
    }
    GetBase()->CallScriptEffectUpdatePeriodicHandlers(this);
}

References Aura::CallScriptEffectUpdatePeriodicHandlers(), GetAmount(), GetAuraType(), GetBase(), GetId(), GetSpellInfo(), Player::InArena(), Object::IsPlayer(), LOG_ERROR, m_isPeriodic, m_tickNumber, Aura::RefreshDuration(), SPELL_AURA_MOD_POWER_REGEN, SPELL_AURA_PERIODIC_DUMMY, SPELLFAMILY_GENERIC, and Object::ToPlayer().

Referenced by Update().

Friends And Related Symbol Documentation

◆ Aura::_InitEffects

void Aura::_InitEffects	(	uint8	effMask,
		Unit *	caster,
		int32 *	baseAmount
	)

friend

◆ Unit::_TryStackingOrRefreshingExistingAura

Aura * Unit::_TryStackingOrRefreshingExistingAura	(	SpellInfo const *	newAura,
		uint8	effMask,
		Unit *	caster,
		int32 *	baseAmount,
		Item *	castItem,
		ObjectGuid	casterGUID,
		bool	noPeriodicReset
	)

friend

Member Data Documentation

◆ m_amount

int32 AuraEffect::m_amount

private

Referenced by AuraEffect(), ChangeAmount(), GetAmount(), GetForcedAmount(), HandleAuraControlVehicle(), HandleAuraConvertRune(), HandleAuraLinked(), HandleChannelDeathItem(), HandleForceReaction(), HandleObsModPowerAuraTick(), HandlePeriodicDummyAuraTick(), HandlePeriodicEnergizeAuraTick(), HandlePeriodicHealAurasTick(), HandlePeriodicManaLeechAuraTick(), HandlePeriodicPowerBurnAuraTick(), and SetAmount().

◆ m_amplitude

int32 AuraEffect::m_amplitude

private

Referenced by CalculatePeriodic(), GetAmplitude(), GetTotalTicks(), ResetPeriodic(), and Update().

◆ m_applyResilience

bool AuraEffect::m_applyResilience

private

Referenced by AuraEffect(), and CanApplyResilience().

◆ m_base

Aura* const AuraEffect::m_base

private

Referenced by GetBase().

◆ m_baseAmount

int32 const AuraEffect::m_baseAmount

private

Referenced by CalculateAmount(), and GetBaseAmount().

◆ m_canBeRecalculated

bool AuraEffect::m_canBeRecalculated

private

Referenced by CalculateAmount(), CanBeRecalculated(), SetAmount(), and SetCanBeRecalculated().

◆ m_casterLevel

uint8 AuraEffect::m_casterLevel

private

Referenced by AuraEffect(), and GetCasterLevel().

◆ m_channelData

ChannelTargetData* AuraEffect::m_channelData

private

Referenced by AuraEffect(), HandlePeriodicTriggerSpellAuraTick(), HandlePeriodicTriggerSpellWithValueAuraTick(), and ~AuraEffect().

◆ m_critChance

float AuraEffect::m_critChance

private

Referenced by GetCritChance(), and SetCritChance().

◆ m_dieSides

int32 const AuraEffect::m_dieSides

private

Referenced by GetDieSides().

◆ m_effIndex

uint8 const AuraEffect::m_effIndex

private

Referenced by CalculateAmount(), CalculatePeriodic(), GetAuraType(), GetEffIndex(), GetMiscValue(), GetMiscValueB(), HandleAuraDummy(), HandleAuraLinked(), HandleAuraModDispelImmunity(), HandleAuraModDmgImmunity(), HandleChannelDeathItem(), HandleModMechanicImmunity(), HandleModStateImmunityMask(), HandlePeriodicHealthLeechAuraTick(), HandlePeriodicTriggerSpellWithValueAuraTick(), HandleProcTriggerSpellWithValueAuraProc(), HasSpellClassMask(), and IsAffectedOnSpell().

◆ m_isAuraEnabled

bool AuraEffect::m_isAuraEnabled

private

Referenced by GetAmount(), and SetEnabled().

◆ m_isPeriodic

bool AuraEffect::m_isPeriodic

private

Referenced by CalculatePeriodic(), IsPeriodic(), SetPeriodic(), Update(), and UpdatePeriodic().

◆ m_isRecalculatingPassiveAuras

bool AuraEffect::m_isRecalculatingPassiveAuras = false

private

Referenced by ApplySpellMod().

◆ m_oldAmount

int32 AuraEffect::m_oldAmount

private

Referenced by GetOldAmount(), and SetOldAmount().

◆ m_pctMods

float AuraEffect::m_pctMods

private

Referenced by CalculatePeriodicData(), GetPctMods(), and SetPctMods().

◆ m_periodicTimer

int32 AuraEffect::m_periodicTimer

private

Referenced by CalculatePeriodic(), GetPeriodicTimer(), ResetPeriodic(), SetPeriodicTimer(), and Update().

◆ m_spellInfo

SpellInfo const* const AuraEffect::m_spellInfo

private

◆ m_spellmod

SpellModifier* AuraEffect::m_spellmod

private

Referenced by ApplySpellMod(), CalculateSpellMod(), GetSpellModifier(), and ~AuraEffect().

◆ m_tickNumber

uint32 AuraEffect::m_tickNumber

private

Referenced by CalculatePeriodic(), GetTickNumber(), HandlePeriodicTriggerSpellAuraTick(), ResetPeriodic(), ResetTicks(), Update(), and UpdatePeriodic().

The documentation for this class was generated from the following files:

azerothcore-wotlk/src/server/game/Spells/Auras/SpellAuraEffects.h
azerothcore-wotlk/src/server/game/Spells/Auras/SpellAuraEffects.cpp

Public Member Functions

Private Member Functions

Private Attributes

Friends

Detailed Description

Constructor & Destructor Documentation

◆ Aura::~Aura()

◆ ~AuraEffect()

◆ AuraEffect()

Member Function Documentation

◆ ApplySpellMod()

◆ CalcPeriodicCritChance()

◆ CalculateAmount()

◆ CalculatePeriodic()

◆ CalculatePeriodicData()

◆ CalculateSpellMod()

◆ CanApplyResilience()

◆ CanBeRecalculated()

◆ ChangeAmount()

◆ CheckEffectProc()

◆ CleanupTriggeredSpells()

◆ GetAmount()

◆ GetAmplitude()

◆ GetApplicationList()

◆ GetAuraType()

◆ GetBase()

◆ GetBaseAmount()

◆ GetCaster()

◆ GetCasterGUID()

◆ GetCasterLevel()

◆ GetCritChance()

◆ GetDieSides()

◆ GetEffIndex()

◆ GetForcedAmount()

◆ GetId()

◆ GetMiscValue()

◆ GetMiscValueB()

◆ GetOldAmount()

◆ GetPctMods()

◆ GetPeriodicTimer()

◆ GetSpellInfo()

◆ GetSpellModifier()

◆ GetTargetList()

◆ GetTickNumber()

◆ GetTotalTicks()

◆ HandleArenaPreparation()

◆ HandleAuraAllowFlight()

◆ HandleAuraAllowOnlyAbility()

◆ HandleAuraCloneCaster()

◆ HandleAuraControlVehicle()

◆ HandleAuraConvertRune()

◆ HandleAuraDummy()

◆ HandleAuraEmpathy()

◆ HandleAuraFeatherFall()

◆ HandleAuraGhost()

◆ HandleAuraHover()

◆ HandleAuraIncreaseBaseHealthPercent()

◆ HandleAuraLinked()

◆ HandleAuraModAttackPower()

◆ HandleAuraModAttackPowerOfArmor()

◆ HandleAuraModAttackPowerOfStatPercent()

◆ HandleAuraModAttackPowerPercent()

◆ HandleAuraModBaseResistancePCT()

◆ HandleAuraModBlockPercent()

◆ HandleAuraModCritPct()

◆ HandleAuraModDecreaseSpeed()

◆ HandleAuraModDisarm()

◆ HandleAuraModDispelImmunity()

◆ HandleAuraModDmgImmunity()

◆ HandleAuraModDodgePercent()

◆ HandleAuraModEffectImmunity()

◆ HandleAuraModExpertise()

◆ HandleAuraModFaction()

◆ HandleAuraModFakeInebriation()

◆ HandleAuraModIncreaseEnergy()

◆ HandleAuraModIncreaseEnergyPercent()

◆ HandleAuraModIncreaseFlightSpeed()

◆ HandleAuraModIncreaseHealth()

◆ HandleAuraModIncreaseHealthPercent()

◆ HandleAuraModIncreaseMaxHealth()