From 572be7d69f8b9a0100d95ecaa045247e574c38a4 Mon Sep 17 00:00:00 2001
From: Andrew <47818697+Nyeriah@users.noreply.github.com>
Date: Fri, 18 Oct 2024 08:43:51 -0300
Subject: [PATCH] =?UTF-8?q?fix(Core/Spells):=20SPELL=5FATTR1=5FIMMUNITY=5F?=
 =?UTF-8?q?PURGES=5FEFFECT=20should=20not=20remov=E2=80=A6=20(#20032)?=
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fix(Core/Spells): SPELL_ATTR1_IMMUNITY_PURGES_EFFECT should not remove spells with no immunities
---
 src/server/game/Entities/Unit/Unit.cpp | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

diff --git a/src/server/game/Entities/Unit/Unit.cpp b/src/server/game/Entities/Unit/Unit.cpp
index 45f38d2fc..8e0f5667a 100644
--- a/src/server/game/Entities/Unit/Unit.cpp
+++ b/src/server/game/Entities/Unit/Unit.cpp
@@ -5122,6 +5122,9 @@ void Unit::RemoveAurasByType(AuraType auraType, ObjectGuid casterGUID, Aura* exc
         if (aura != except && (!casterGUID || aura->GetCasterGUID() == casterGUID)
                 && ((negative && !aurApp->IsPositive()) || (positive && aurApp->IsPositive())))
         {
+            if (aura->GetSpellInfo()->HasAttribute(SPELL_ATTR0_NO_IMMUNITIES))
+                continue;
+
             uint32 removedAuras = m_removedAurasCount;
             RemoveAura(aurApp);
             if (m_removedAurasCount > removedAuras + 1)
@@ -5257,11 +5260,12 @@ void Unit::RemoveAurasWithMechanic(uint32 mechanic_mask, AuraRemoveMode removemo
         Aura const* aura = iter->second->GetBase();
         if (!except || aura->GetId() != except)
         {
-            if (aura->GetSpellInfo()->GetAllEffectsMechanicMask() & mechanic_mask)
-            {
-                RemoveAura(iter, removemode);
-                continue;
-            }
+            if (!aura->GetSpellInfo()->HasAttribute(SPELL_ATTR0_NO_IMMUNITIES))
+                if (aura->GetSpellInfo()->GetAllEffectsMechanicMask() & mechanic_mask)
+                {
+                    RemoveAura(iter, removemode);
+                    continue;
+                }
         }
         ++iter;
     }