Core/Auras: Do not remove auras unaffected by invincibility

Port From (https://github.com/TrinityCore/TrinityCore/commit/eb9976cd08c1d6d56dfaa5247acc78f5b3b72381)
2022-09-05 22:27:09 -04:00
parent a2fbbdc4dc
commit 536ee1625b
1 changed files with 7 additions and 1 deletions
@@ -2480,7 +2480,13 @@ namespace Game.Spells
            {
                target.ApplySpellImmune(Id, SpellImmunity.State, auraType, apply);
                if (apply && HasAttribute(SpellAttr1.ImmunityPurgesEffect))
-                    target.RemoveAurasByType(auraType);
+                {
+                    target.RemoveAurasByType(auraType, aurApp =>
+                    {
+                        // if the aura has SPELL_ATTR0_NO_IMMUNITIES, then it cannot be removed by immunity
+                        return !aurApp.GetBase().GetSpellInfo().HasAttribute(SpellAttr0.NoImmunities);
+                    });
+                }
            }

            foreach (SpellEffectName effectType in immuneInfo.SpellEffectImmune)