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Core/Spell: SpellAura Redux (#22794)

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* typo and correction

* spell aura no longer shared between targets

_spellAura isolated

* SPELL_AURA_CONTROL_VEHICLE is not strictly single target spell

Steam Tank Control and Wyrmrest Commander

units can reseat themselves again

* Rename 9999_99_99_99_world.sql to 2019_03_08_00_world.sql

(cherry picked from commit ec3cb05d7f)
This commit is contained in:
PolarCookie
2019-03-08 08:34:16 +01:00
committed by Shauren
parent 67e0b25739
commit f7299dce97
7 changed files with 50 additions and 23 deletions
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4
sql/updates/world/master/2021_11_24_26_world_2019_03_08_00_world.sql Normal file
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@@ -0,0 +1,4 @@
DELETE FROM `spell_script_names` WHERE `ScriptName` = 'spell_gen_vehicle_control_link' AND `spell_id` IN (49078, 50343);
INSERT INTO `spell_script_names` (`spell_id`,`ScriptName`) VALUES
(49078, 'spell_gen_vehicle_control_link'),
(50343, 'spell_gen_vehicle_control_link');

12
src/server/game/Entities/Unit/Unit.cpp
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@@ -3150,14 +3150,13 @@ void Unit::_AddAura(UnitAura* aura, Unit* caster)
if (aura->IsRemoved())
return;
aura->SetIsSingleTarget(caster && (aura->GetSpellInfo()->IsSingleTarget() || aura->HasEffectType(SPELL_AURA_CONTROL_VEHICLE)));
aura->SetIsSingleTarget(caster && aura->GetSpellInfo()->IsSingleTarget());
if (aura->IsSingleTarget())
{
ASSERT((IsInWorld() && !IsDuringRemoveFromWorld()) || (aura->GetCasterGUID() == GetGUID()) ||
(IsLoading() && aura->HasEffectType(SPELL_AURA_CONTROL_VEHICLE)));
ASSERT((IsInWorld() && !IsDuringRemoveFromWorld()) || aura->GetCasterGUID() == GetGUID());
/* @HACK: Player is not in world during loading auras.
* Single target auras are not saved or loaded from database
* but may be created as a result of aura links (player mounts with passengers)
* but may be created as a result of aura links.
*/
// register single target aura
@@ -11853,6 +11852,11 @@ void Unit::_EnterVehicle(Vehicle* vehicle, int8 seatId, AuraApplication const* a
}
else if (seatId >= 0 && seatId == GetTransSeat())
return;
else
{
//Exit the current vehicle because unit will reenter in a new seat.
m_vehicle->GetBase()->RemoveAurasByType(SPELL_AURA_CONTROL_VEHICLE, GetGUID(), aurApp->GetBase());
}
}
if (aurApp->GetRemoveMode())

3
src/server/game/Spells/Auras/SpellAuras.cpp
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@@ -1169,9 +1169,6 @@ bool Aura::IsSingleTargetWith(Aura const* aura) const
break;
}
if (HasEffectType(SPELL_AURA_CONTROL_VEHICLE) && aura->HasEffectType(SPELL_AURA_CONTROL_VEHICLE))
return true;
return false;
}

29
src/server/game/Spells/Spell.cpp
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@@ -2671,7 +2671,9 @@ void Spell::TargetInfo::DoDamageAndTriggers(Spell* spell)
spell->m_caster->ToPlayer()->UpdatePvP(true);
}
spell->_spellAura = HitAura;
spell->CallScriptAfterHitHandlers();
spell->_spellAura = nullptr;
}
void Spell::GOTargetInfo::DoTargetSpellHit(Spell* spell, SpellEffectInfo const& spellEffectInfo)
@@ -2841,8 +2843,7 @@ void Spell::DoSpellEffectHit(Unit* unit, SpellEffectInfo const& spellEffectInfo,
{
bool refresh = false;
// delayed spells with multiple targets need to create a new aura object, otherwise we'll access a deleted aura
if (!_spellAura || (m_spellInfo->HasHitDelay() && !m_spellInfo->IsChanneled()))
if (!hitInfo.HitAura)
{
bool const resetPeriodicTimer = !(_triggeredCastFlags & TRIGGERED_DONT_RESET_PERIODIC_TIMER);
uint32 const allAuraEffectMask = Aura::BuildEffectMaskForOwner(m_spellInfo, MAX_EFFECT_MASK, unit);
@@ -2858,22 +2859,22 @@ void Spell::DoSpellEffectHit(Unit* unit, SpellEffectInfo const& spellEffectInfo,
if (Aura* aura = Aura::TryRefreshStackOrCreate(createInfo))
{
_spellAura = aura->ToUnitAura();
hitInfo.HitAura = aura->ToUnitAura();
// Set aura stack amount to desired value
if (m_spellValue->AuraStackAmount > 1)
{
if (!refresh)
_spellAura->SetStackAmount(m_spellValue->AuraStackAmount);
hitInfo.HitAura->SetStackAmount(m_spellValue->AuraStackAmount);
else
_spellAura->ModStackAmount(m_spellValue->AuraStackAmount);
hitInfo.HitAura->ModStackAmount(m_spellValue->AuraStackAmount);
}
_spellAura->SetDiminishGroup(hitInfo.DRGroup);
hitInfo.HitAura->SetDiminishGroup(hitInfo.DRGroup);
if (!m_spellValue->Duration)
{
hitInfo.AuraDuration = caster->ModSpellDuration(m_spellInfo, unit, hitInfo.AuraDuration, hitInfo.Positive, _spellAura->GetEffectMask());
hitInfo.AuraDuration = caster->ModSpellDuration(m_spellInfo, unit, hitInfo.AuraDuration, hitInfo.Positive, hitInfo.HitAura->GetEffectMask());
if (hitInfo.AuraDuration > 0)
{
@@ -2886,7 +2887,7 @@ void Spell::DoSpellEffectHit(Unit* unit, SpellEffectInfo const& spellEffectInfo,
{
int32 origDuration = hitInfo.AuraDuration;
hitInfo.AuraDuration = 0;
for (AuraEffect const* auraEff : _spellAura->GetAuraEffects())
for (AuraEffect const* auraEff : hitInfo.HitAura->GetAuraEffects())
if (auraEff)
if (int32 period = auraEff->GetPeriod()) // period is hastened by UNIT_MOD_CAST_SPEED
hitInfo.AuraDuration = std::max(std::max(origDuration / period, 1) * period, hitInfo.AuraDuration);
@@ -2900,21 +2901,21 @@ void Spell::DoSpellEffectHit(Unit* unit, SpellEffectInfo const& spellEffectInfo,
else
hitInfo.AuraDuration = m_spellValue->Duration.get();
if (hitInfo.AuraDuration != _spellAura->GetMaxDuration())
if (hitInfo.AuraDuration != hitInfo.HitAura->GetMaxDuration())
{
_spellAura->SetMaxDuration(hitInfo.AuraDuration);
_spellAura->SetDuration(hitInfo.AuraDuration);
hitInfo.HitAura->SetMaxDuration(hitInfo.AuraDuration);
hitInfo.HitAura->SetDuration(hitInfo.AuraDuration);
}
}
}
else
_spellAura->AddStaticApplication(unit, aura_effmask);
hitInfo.HitAura = _spellAura;
hitInfo.HitAura->AddStaticApplication(unit, aura_effmask);
}
}
_spellAura = hitInfo.HitAura;
HandleEffects(unit, nullptr, nullptr, spellEffectInfo, SPELL_EFFECT_HANDLE_HIT_TARGET);
_spellAura = nullptr;
}
void Spell::DoTriggersOnSpellHit(Unit* unit, uint32 effMask)

2
src/server/game/Spells/SpellScript.h
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@@ -801,7 +801,7 @@ class TC_GAME_API AuraScript : public _SpellScript
#define AuraEffectApplyFn(F, I, N, M) EffectApplyHandlerFunction(&F, I, N, M)
// executed after aura effect is removed with specified mode from target
// should be used when when effect handler preventing/replacing is needed, do not use this hook for triggering spellcasts/removing auras etc - may be unsafe
// should be used when effect handler preventing/replacing is needed, do not use this hook for triggering spellcasts/removing auras etc - may be unsafe
// example: OnEffectRemove += AuraEffectRemoveFn(class::function, EffectIndexSpecifier, EffectAuraNameSpecifier, AuraEffectHandleModes);
// where function is: void function (AuraEffect const* aurEff, AuraEffectHandleModes mode);
HookList<EffectApplyHandler> OnEffectRemove;

21
src/server/scripts/Spells/spell_generic.cpp
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@@ -4060,6 +4060,26 @@ class spell_corrupting_plague_aura : public AuraScript
}
};
enum SiegeTankControl
{
SPELL_SIEGE_TANK_CONTROL = 47963
};
class spell_gen_vehicle_control_link : public AuraScript
{
PrepareAuraScript(spell_gen_vehicle_control_link);
void OnRemove(AuraEffect const* /*aurEff*/, AuraEffectHandleModes /*mode*/)
{
GetTarget()->RemoveAurasDueToSpell(SPELL_SIEGE_TANK_CONTROL); //aurEff->GetAmount()
}
void Register() override
{
AfterEffectRemove += AuraEffectRemoveFn(spell_gen_vehicle_control_link::OnRemove, EFFECT_1, SPELL_AURA_DUMMY, AURA_EFFECT_HANDLE_REAL);
}
};
// 34779 - Freezing Circle
enum FreezingCircleMisc
{
@@ -4471,6 +4491,7 @@ void AddSC_generic_spell_scripts()
RegisterSpellScript(spell_gen_clear_debuffs);
RegisterAuraScript(spell_gen_pony_mount_check);
RegisterAuraScript(spell_corrupting_plague_aura);
RegisterAuraScript(spell_gen_vehicle_control_link);
RegisterSpellScript(spell_freezing_circle);
RegisterSpellScript(spell_gen_decimatus_transformation_sickness);
RegisterSpellScript(spell_gen_anetheron_summon_towering_infernal);

2
src/server/scripts/Spells/spell_warlock.cpp
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@@ -318,7 +318,7 @@ class spell_warl_haunt : public SpellScriptLoader
{
if (Aura* aura = GetHitAura())
if (AuraEffect* aurEff = aura->GetEffect(EFFECT_1))
aurEff->SetAmount(CalculatePct(aurEff->GetAmount(), GetHitDamage()));
aurEff->SetAmount(CalculatePct(GetHitDamage(), aurEff->GetAmount()));
}
void Register() override