[7571] Implemented AttributesEx4 & 0x40 - SPELL_ATTR_EX4_NOT_STEALABLE Author: arrai

Flag has been verified by comparing 3.0.3 AttributesEx4 value of spell 55336 with 3.0.9 one

--HG--
branch : trunk

src/game/SharedDefines.h

@@ -358,7 +358,7 @@ enum SpellCategory
 #define SPELL_ATTR_EX4_UNK3                       0x00000008            // 3
 #define SPELL_ATTR_EX4_UNK4                       0x00000010            // 4 This will no longer cause guards to attack on use??
 #define SPELL_ATTR_EX4_UNK5                       0x00000020            // 5
-#define SPELL_ATTR_EX4_UNK6                       0x00000040            // 6
+#define SPELL_ATTR_EX4_NOT_STEALABLE              0x00000040            // 6 although such auras might be dispellable, they cannot be stolen
 #define SPELL_ATTR_EX4_UNK7                       0x00000080            // 7
 #define SPELL_ATTR_EX4_UNK8                       0x00000100            // 8
 #define SPELL_ATTR_EX4_UNK9                       0x00000200            // 9

src/game/SpellEffects.cpp

@@ -6274,7 +6274,7 @@ void Spell::EffectStealBeneficialBuff(uint32 i)
         if (aur && (1<<aur->GetSpellProto()->Dispel) & dispelMask)
         {
             // Need check for passive? this
-            if (aur->IsPositive() && !aur->IsPassive())
+            if (aur->IsPositive() && !aur->IsPassive() && !(aur->GetSpellProto()->AttributesEx4 & SPELL_ATTR_EX4_NOT_STEALABLE))
                 steal_list.push_back(aur);
         }
     }