Core/Spells: Fix Permanent Feign Death spells to be used in creature_addon auras

--HG--
branch : trunk

sql/base/world_database.sql

@@ -26717,6 +26717,12 @@ INSERT INTO `spell_script_names` (`spell_id`,`ScriptName`) VALUES
 -- generic
 ( 58601, 'spell_gen_remove_flight_auras'),
 (  6962, 'spell_gen_pet_summoned'),
+( 29266, 'spell_creature_permanent_feign_death'),
+( 57685, 'spell_creature_permanent_feign_death'),
+( 58951, 'spell_creature_permanent_feign_death'),
+( 70592, 'spell_creature_permanent_feign_death'),
+( 70628, 'spell_creature_permanent_feign_death'),
+( 74490, 'spell_creature_permanent_feign_death'),
 -- instances
 ( 69057, 'spell_marrowgar_bone_spike_graveyard'),
 ( 69140, 'spell_marrowgar_coldflame'),

sql/updates/9835_world_spell_script_names.sql

@@ -0,0 +1,8 @@
+DELETE FROM `spell_script_names` WHERE `spell_id` IN(29266,57685,58951,70592,70628,74490) AND `ScriptName`='spell_creature_permanent_feign_death';
+INSERT INTO `spell_script_names` (`spell_id`,`ScriptName`) VALUES 
+(29266, 'spell_creature_permanent_feign_death'),
+(57685, 'spell_creature_permanent_feign_death'),
+(58951, 'spell_creature_permanent_feign_death'),
+(70592, 'spell_creature_permanent_feign_death'),
+(70628, 'spell_creature_permanent_feign_death'),
+(74490, 'spell_creature_permanent_feign_death');

src/server/scripts/Spells/spell_generic.cpp

@@ -115,8 +115,38 @@ public:
     }
 };
 
+class spell_creature_permanent_feign_death : public SpellScriptLoader
+{
+    public:
+        spell_creature_permanent_feign_death() : SpellScriptLoader("spell_creature_permanent_feign_death") { }
+
+        class spell_creature_permanent_feign_deathAuraScript : public AuraScript
+        {
+            void HandleEffectApply(AuraEffect const * /*aurEff*/, AuraApplication const * aurApp, AuraEffectHandleModes /*mode*/)
+            {
+                Unit* pTarget = aurApp->GetTarget();
+                if (!pTarget)
+                    return;
+
+                pTarget->SetFlag(UNIT_DYNAMIC_FLAGS, UNIT_DYNFLAG_DEAD);
+                pTarget->SetFlag(UNIT_FIELD_FLAGS_2, UNIT_FLAG2_FEIGN_DEATH);
+            }
+
+            void Register()
+            {
+                OnEffectApply += AuraEffectApplyFn(spell_creature_permanent_feign_deathAuraScript::HandleEffectApply, EFFECT_0, SPELL_AURA_DUMMY, AURA_EFFECT_HANDLE_REAL);
+            }
+        };
+
+    AuraScript *GetAuraScript() const
+    {
+        return new spell_creature_permanent_feign_deathAuraScript();
+    }
+};
+
 void AddSC_generic_spell_scripts()
 {
     new spell_gen_pet_summoned();
     new spell_gen_remove_flight_auras();
+    new spell_creature_permanent_feign_death();
 }