Core/Spells: SPELL_AURA_48 implementation

Port From (https://github.com/TrinityCore/TrinityCore/commit/37178ff311af95c4a2035a38839b5e8a9afe2af5)

Source/Game/Entities/Unit/Unit.Spells.cs

@@ -1627,51 +1627,51 @@ namespace Game.Entities
             switch (CSpellType)
             {
                 case CurrentSpellTypes.Generic:
+                {
+                    // generic spells always break channeled not delayed spells
+                    InterruptSpell(CurrentSpellTypes.Channeled, false);
+
+                    // autorepeat breaking
+                    if (GetCurrentSpell(CurrentSpellTypes.AutoRepeat) != null)
                     {
-                        // generic spells always break channeled not delayed spells
+                        // break autorepeat if not Auto Shot
-                        InterruptSpell(CurrentSpellTypes.Channeled, false);
+                        if (m_currentSpells[CurrentSpellTypes.AutoRepeat].m_spellInfo.Id != 75)
-
-                        // autorepeat breaking
-                        if (GetCurrentSpell(CurrentSpellTypes.AutoRepeat) != null)
-                        {
-                            // break autorepeat if not Auto Shot
-                            if (m_currentSpells[CurrentSpellTypes.AutoRepeat].m_spellInfo.Id != 75)
-                                InterruptSpell(CurrentSpellTypes.AutoRepeat);
-                            m_AutoRepeatFirstCast = true;
-                        }
-                        if (pSpell.m_spellInfo.CalcCastTime() > 0)
-                            AddUnitState(UnitState.Casting);
-
-                        break;
-                    }
-                case CurrentSpellTypes.Channeled:
-                    {
-                        // channel spells always break generic non-delayed and any channeled spells
-                        InterruptSpell(CurrentSpellTypes.Generic, false);
-                        InterruptSpell(CurrentSpellTypes.Channeled);
-
-                        // it also does break autorepeat if not Auto Shot
-                        if (GetCurrentSpell(CurrentSpellTypes.AutoRepeat) != null &&
-                            m_currentSpells[CurrentSpellTypes.AutoRepeat].m_spellInfo.Id != 75)
                             InterruptSpell(CurrentSpellTypes.AutoRepeat);
+                        m_AutoRepeatFirstCast = true;
+                    }
+                    if (pSpell.m_spellInfo.CalcCastTime() > 0)
                         AddUnitState(UnitState.Casting);
 
-                        break;
+                    break;
-                    }
+                }
-                case CurrentSpellTypes.AutoRepeat:
+                case CurrentSpellTypes.Channeled:
-                    {
+                {
-                        // only Auto Shoot does not break anything
+                    // channel spells always break generic non-delayed and any channeled spells
-                        if (pSpell.m_spellInfo.Id != 75)
+                    InterruptSpell(CurrentSpellTypes.Generic, false);
-                        {
+                    InterruptSpell(CurrentSpellTypes.Channeled);
-                            // generic autorepeats break generic non-delayed and channeled non-delayed spells
-                            InterruptSpell(CurrentSpellTypes.Generic, false);
-                            InterruptSpell(CurrentSpellTypes.Channeled, false);
-                        }
-                        // special action: set first cast flag
-                        m_AutoRepeatFirstCast = true;
 
-                        break;
+                    // it also does break autorepeat if not Auto Shot
+                    if (GetCurrentSpell(CurrentSpellTypes.AutoRepeat) != null &&
+                        m_currentSpells[CurrentSpellTypes.AutoRepeat].m_spellInfo.Id != 75)
+                        InterruptSpell(CurrentSpellTypes.AutoRepeat);
+                    AddUnitState(UnitState.Casting);
+
+                    break;
+                }
+                case CurrentSpellTypes.AutoRepeat:
+                {
+                    // only Auto Shoot does not break anything
+                    if (pSpell.m_spellInfo.Id != 75)
+                    {
+                        // generic autorepeats break generic non-delayed and channeled non-delayed spells
+                        InterruptSpell(CurrentSpellTypes.Generic, false);
+                        InterruptSpell(CurrentSpellTypes.Channeled, false);
                     }
+                    // special action: set first cast flag
+                    m_AutoRepeatFirstCast = true;
+
+                    break;
+                }
                 default:
                     break; // other spell types don't break anything now
             }
@@ -1948,74 +1948,74 @@ namespace Game.Entities
                     // Melee and Ranged Spells
                     case SpellDmgClass.Ranged:
                     case SpellDmgClass.Melee:
+                    {
+                        // Physical Damage
+                        if (damageSchoolMask.HasAnyFlag(SpellSchoolMask.Normal))
                         {
-                            // Physical Damage
+                            // Spells with this attribute were already calculated in MeleeSpellHitResult
-                            if (damageSchoolMask.HasAnyFlag(SpellSchoolMask.Normal))
+                            if (!spellInfo.HasAttribute(SpellAttr3.BlockableSpell))
                             {
-                                // Spells with this attribute were already calculated in MeleeSpellHitResult
+                                // Get blocked status
-                                if (!spellInfo.HasAttribute(SpellAttr3.BlockableSpell))
+                                blocked = IsSpellBlocked(victim, spellInfo, attackType);
-                                {
-                                    // Get blocked status
-                                    blocked = IsSpellBlocked(victim, spellInfo, attackType);
-                                }
                             }
-
-                            if (crit)
-                            {
-                                damageInfo.HitInfo |= HitInfo.CriticalHit;
-
-                                // Calculate crit bonus
-                                uint crit_bonus = (uint)damage;
-                                // Apply crit_damage bonus for melee spells
-                                Player modOwner = GetSpellModOwner();
-                                if (modOwner != null)
-                                    modOwner.ApplySpellMod(spellInfo, SpellModOp.CritDamageAndHealing, ref crit_bonus);
-                                damage += (int)crit_bonus;
-
-                                // Increase crit damage from SPELL_AURA_MOD_CRIT_DAMAGE_BONUS
-                                float critPctDamageMod = (GetTotalAuraMultiplierByMiscMask(AuraType.ModCritDamageBonus, (uint)spellInfo.GetSchoolMask()) - 1.0f) * 100;
-
-                                if (critPctDamageMod != 0)
-                                    MathFunctions.AddPct(ref damage, (int)critPctDamageMod);
-                            }
-
-                            // Spell weapon based damage CAN BE crit & blocked at same time
-                            if (blocked)
-                            {
-                                // double blocked amount if block is critical
-                                float value = victim.GetBlockPercent(GetLevel());
-                                if (victim.IsBlockCritical())
-                                    value *= 2; // double blocked percent
-                                damageInfo.blocked = (uint)MathFunctions.CalculatePct(damage, value);
-                                if (damage <= damageInfo.blocked)
-                                {
-                                    damageInfo.blocked = (uint)damage;
-                                    damageInfo.fullBlock = true;
-                                }
-                                damage -= (int)damageInfo.blocked;
-                            }
-
-                            if (CanApplyResilience())
-                                ApplyResilience(victim, ref damage);
-
-                            break;
                         }
+
+                        if (crit)
+                        {
+                            damageInfo.HitInfo |= HitInfo.CriticalHit;
+
+                            // Calculate crit bonus
+                            uint crit_bonus = (uint)damage;
+                            // Apply crit_damage bonus for melee spells
+                            Player modOwner = GetSpellModOwner();
+                            if (modOwner != null)
+                                modOwner.ApplySpellMod(spellInfo, SpellModOp.CritDamageAndHealing, ref crit_bonus);
+                            damage += (int)crit_bonus;
+
+                            // Increase crit damage from SPELL_AURA_MOD_CRIT_DAMAGE_BONUS
+                            float critPctDamageMod = (GetTotalAuraMultiplierByMiscMask(AuraType.ModCritDamageBonus, (uint)spellInfo.GetSchoolMask()) - 1.0f) * 100;
+
+                            if (critPctDamageMod != 0)
+                                MathFunctions.AddPct(ref damage, (int)critPctDamageMod);
+                        }
+
+                        // Spell weapon based damage CAN BE crit & blocked at same time
+                        if (blocked)
+                        {
+                            // double blocked amount if block is critical
+                            float value = victim.GetBlockPercent(GetLevel());
+                            if (victim.IsBlockCritical())
+                                value *= 2; // double blocked percent
+                            damageInfo.blocked = (uint)MathFunctions.CalculatePct(damage, value);
+                            if (damage <= damageInfo.blocked)
+                            {
+                                damageInfo.blocked = (uint)damage;
+                                damageInfo.fullBlock = true;
+                            }
+                            damage -= (int)damageInfo.blocked;
+                        }
+
+                        if (CanApplyResilience())
+                            ApplyResilience(victim, ref damage);
+
+                        break;
+                    }
                     // Magical Attacks
                     case SpellDmgClass.None:
                     case SpellDmgClass.Magic:
+                    {
+                        // If crit add critical bonus
+                        if (crit)
                         {
-                            // If crit add critical bonus
+                            damageInfo.HitInfo |= HitInfo.CriticalHit;
-                            if (crit)
+                            damage = (int)SpellCriticalDamageBonus(this, spellInfo, (uint)damage, victim);
-                            {
-                                damageInfo.HitInfo |= HitInfo.CriticalHit;
-                                damage = (int)SpellCriticalDamageBonus(this, spellInfo, (uint)damage, victim);
-                            }
-
-                            if (CanApplyResilience())
-                                ApplyResilience(victim, ref damage);
-
-                            break;
                         }
+
+                        if (CanApplyResilience())
+                            ApplyResilience(victim, ref damage);
+
+                        break;
+                    }
                     default:
                         break;
                 }
@@ -2568,7 +2568,7 @@ namespace Game.Entities
                     {
                         int[] bp = new int[SpellConst.MaxEffects];
                         foreach (var spellEffectInfo in spellEntry.GetEffects())
-                                bp[spellEffectInfo.EffectIndex] = spellEffectInfo.BasePoints;
+                            bp[spellEffectInfo.EffectIndex] = spellEffectInfo.BasePoints;
 
                         bp[i] = seatId;
 
@@ -2678,6 +2678,15 @@ namespace Game.Entities
             return false;
         }
 
+        public bool HasAuraTypeWithTriggerSpell(AuraType auratype, uint triggerSpell)
+        {
+            foreach (var aura in GetAuraEffectsByType(auratype))
+                if (aura.GetSpellEffectInfo().TriggerSpell == triggerSpell)
+                    return true;
+
+            return false;
+        }
+        
         public bool HasNegativeAuraWithInterruptFlag(SpellAuraInterruptFlags flag, ObjectGuid guid = default)
         {
             if (!HasInterruptFlag(flag))

Source/Game/Handlers/PetHandler.cs

@@ -677,13 +677,30 @@ namespace Game
                 return;
             }
 
-            // do not cast not learned spells
-            if (!caster.HasSpell(spellInfo.Id) || spellInfo.IsPassive())
-                return;
-
             SpellCastTargets targets = new(caster, petCastSpell.Cast);
 
-            Spell spell = new(caster, spellInfo, TriggerCastFlags.None);
+            TriggerCastFlags triggerCastFlags = TriggerCastFlags.None;
+
+            if (spellInfo.IsPassive())
+                return;
+
+            // cast only learned spells
+            if (!caster.HasSpell(spellInfo.Id))
+            {
+                bool allow = false;
+
+                // allow casting of spells triggered by clientside periodic trigger auras
+                if (caster.HasAuraTypeWithTriggerSpell(AuraType.PeriodicTriggerSpellFromClient, spellInfo.Id))
+                {
+                    allow = true;
+                    triggerCastFlags = TriggerCastFlags.FullMask;
+                }
+
+                if (!allow)
+                    return;
+            }
+
+            Spell spell = new(caster, spellInfo, triggerCastFlags);
             spell.m_fromClient = true;
             spell.m_misc.Data0 = petCastSpell.Cast.Misc[0];
             spell.m_misc.Data1 = petCastSpell.Cast.Misc[1];

Source/Game/Handlers/SpellHandler.cs

@@ -314,15 +314,12 @@ namespace Game
                     if (go.GetSpellForLock(caster.ToPlayer()) == spellInfo)
                         allow = true;
 
-                // TODO: Preparation for #23204
                 // allow casting of spells triggered by clientside periodic trigger auras
-                /*
+                if (caster.HasAuraTypeWithTriggerSpell(AuraType.PeriodicTriggerSpellFromClient, spellInfo.Id))
-                 if (caster->HasAuraTypeWithTriggerSpell(SPELL_AURA_PERIODIC_TRIGGER_SPELL_FROM_CLIENT, spellId))
                 {
                     allow = true;
-                    triggerFlag = TRIGGERED_FULL_MASK;
+                    triggerFlag = TriggerCastFlags.FullMask;
                 }
-                */
 
                 if (!allow)
                     return;

Source/Game/Spells/Auras/AuraEffect.cs

@@ -188,6 +188,7 @@ namespace Game.Spells
                 case AuraType.PeriodicHeal:
                 case AuraType.ObsModHealth:
                 case AuraType.PeriodicTriggerSpell:
+                case AuraType.PeriodicTriggerSpellFromClient:
                 case AuraType.PeriodicEnergize:
                 case AuraType.PeriodicLeech:
                 case AuraType.PeriodicHealthFunnel:
@@ -520,6 +521,9 @@ namespace Game.Spells
                 case AuraType.PeriodicTriggerSpell:
                     HandlePeriodicTriggerSpellAuraTick(target, caster);
                     break;
+                case AuraType.PeriodicTriggerSpellFromClient:
+                    // Don't actually do anything - client will trigger casts of these spells by itself
+                    break;
                 case AuraType.PeriodicTriggerSpellWithValue:
                     HandlePeriodicTriggerSpellWithValueAuraTick(target, caster);
                     break;

Source/Game/Spells/SpellInfo.cs

@@ -2705,7 +2705,7 @@ namespace Game.Spells
                     case AuraType.PeriodicHeal:
                     case AuraType.ObsModHealth:
                     case AuraType.ObsModPower:
-                    case AuraType.Unk48:
+                    case AuraType.PeriodicTriggerSpellFromClient:
                     case AuraType.PowerBurn:
                     case AuraType.PeriodicLeech:
                     case AuraType.PeriodicManaLeech:
@@ -3530,6 +3530,7 @@ namespace Game.Spells
                     case AuraType.AddTargetTrigger:
                         return true;
                     case AuraType.PeriodicTriggerSpellWithValue:
+                    case AuraType.PeriodicTriggerSpellFromClient:
                     case AuraType.PeriodicTriggerSpell:
                         if (!_isPositiveTarget(effect))
                         {

Source/Game/Spells/SpellManager.cs

@@ -2935,6 +2935,7 @@ namespace Game.Entities
                             switch (spellEffectInfo.ApplyAuraName)
                             {
                                 case AuraType.PeriodicTriggerSpell:
+                                case AuraType.PeriodicTriggerSpellFromClient:
                                 case AuraType.PeriodicTriggerSpellWithValue:
                                     SpellInfo triggerSpell = Global.SpellMgr.GetSpellInfo(spellEffectInfo.TriggerSpell, Difficulty.None);
                                     if (triggerSpell != null)
@@ -3257,7 +3258,8 @@ namespace Game.Entities
                 43109, // Throw Torch
                 58552, // Return to Orgrimmar
                 58533, // Return to Stormwind
-                21855  // Challenge Flag
+                21855,  // Challenge Flag
+                51122  // Fierce Lightning Stike
             }, spellInfo =>
             {
                 spellInfo.MaxAffectedTargets = 1;
@@ -3578,6 +3580,14 @@ namespace Game.Entities
                 spellInfo.RangeEntry = CliDB.SpellRangeStorage.LookupByKey(13); // 50000yd
             });
 
+            ApplySpellFix(new[] {
+                44327, // Trained Rock Falcon/Hawk Hunting
+                44408  // Trained Rock Falcon/Hawk Hunting
+             }, spellInfo =>
+             {
+                spellInfo.Speed = 0.0f;
+            });
+
             // Summon Corpse Scarabs
             ApplySpellFix(new[] { 28864, 29105 }, spellInfo =>
             {
@@ -3917,6 +3927,13 @@ namespace Game.Entities
                 });
             });
 
+            // Mutated Transformation (Professor Putricide)
+            ApplySpellFix(new[] { 70402 }, spellInfo =>
+            {
+                // Resistance is calculated inside of SpellScript
+                spellInfo.AttributesEx4 |= SpellAttr4.IgnoreResistances;
+            });
+
             // Empowered Flare (Blood Prince Council)
             ApplySpellFix(new[] { 71708 }, spellInfo =>
             {