DB/Script: The Only Cure is More Green Glow

Closes #1723

SQL by Staleness89, corrections by Killyana
Script by Keader, corrections by sirikfoll and me

sql/updates/world/3.3.5/2017_01_07_03_world_335.sql

@@ -0,0 +1,19 @@
+DELETE FROM `conditions` WHERE `SourceEntry`= 11513 AND (`SourceTypeOrReferenceId`=17 OR `SourceTypeOrReferenceId`=13);
+INSERT INTO `conditions` (`SourceTypeOrReferenceId`, `SourceGroup`, `SourceEntry`, `SourceId`, `ElseGroup`, `ConditionTypeOrReference`, `ConditionTarget`, `ConditionValue1`, `ConditionValue2`, `ConditionValue3`, `NegativeCondition`, `ErrorType`, `ErrorTextId`, `ScriptName`, `Comment`) VALUES
+(17, 0, 11513, 0, 0, 29, 0, 6213, 5, 0, 0, 0, 0, '', 'Must be near NPC to cast'),
+(17, 0, 11513, 0, 0, 36, 0, 0, 0, 0, 0, 0, 0, '', 'Must be near NPC to cast'),
+(17, 0, 11513, 0, 1, 29, 0, 6329, 5, 0, 0, 0, 0, '', 'Must be near NPC to cast'),
+(17, 0, 11513, 0, 1, 36, 0, 0, 0, 0, 0, 0, 0, '', 'Must be near NPC to cast');
+
+DELETE FROM `conditions` WHERE `SourceEntry`= 12709 AND (`SourceTypeOrReferenceId`=17 OR `SourceTypeOrReferenceId`=13);
+INSERT INTO `conditions` (`SourceTypeOrReferenceId`, `SourceGroup`, `SourceEntry`, `SourceId`, `ElseGroup`, `ConditionTypeOrReference`, `ConditionTarget`, `ConditionValue1`, `ConditionValue2`, `ConditionValue3`, `NegativeCondition`, `ErrorType`, `ErrorTextId`, `ScriptName`, `Comment`) VALUES 
+(17, 0, 12709, 0, 0, 29, 0, 6218, 5, 0, 0, 0, 0, '', 'Must be near NPC to cast'),
+(17, 0, 12709, 0, 0, 36, 0, 0, 0, 0, 0, 0, 0, '', 'Must be near NPC to cast'),
+(17, 0, 12709, 0, 1, 29, 0, 6220, 5, 0, 0, 0, 0, '', 'Must be near NPC to cast'),
+(17, 0, 12709, 0, 1, 36, 0, 0, 0, 0, 0, 0, 0, '', 'Must be near NPC to cast'),
+(17, 0, 12709, 0, 2, 29, 0, 6219, 5, 0, 0, 0, 0, '', 'Must be near NPC to cast'),
+(17, 0, 12709, 0, 2, 36, 0, 0, 0, 0, 0, 0, 0, '', 'Must be near NPC to cast');
+
+DELETE FROM `spell_script_names` WHERE `ScriptName` = 'spell_collecting_fallout';
+INSERT INTO `spell_script_names` (`spell_id`, `ScriptName`) VALUES
+(12709, 'spell_collecting_fallout');

src/server/scripts/EasternKingdoms/Gnomeregan/gnomeregan.cpp

@@ -545,8 +545,56 @@ public:
 
 };
 
+// 12709 - Collecting Fallout
+class spell_collecting_fallout : public SpellScriptLoader
+{
+    public:
+        spell_collecting_fallout() : SpellScriptLoader("spell_collecting_fallout") { }
+
+        class spell_collecting_fallout_SpellScript : public SpellScript
+        {
+            PrepareSpellScript(spell_collecting_fallout_SpellScript);
+
+            bool Load() override
+            {
+                _spellFail = true;
+                return true;
+            }
+
+            void OnLaunch(SpellEffIndex effIndex)
+            {
+                // estimated 25% chance of success
+                if (roll_chance_i(25))
+                    _spellFail = false;
+                else
+                    PreventHitDefaultEffect(effIndex);
+            }
+
+            void HandleFail(SpellEffIndex effIndex)
+            {
+                if (!_spellFail)
+                    PreventHitDefaultEffect(effIndex);
+            }
+
+            void Register() override
+            {
+                OnEffectLaunch += SpellEffectFn(spell_collecting_fallout_SpellScript::OnLaunch, EFFECT_0, SPELL_EFFECT_TRIGGER_SPELL);
+                OnEffectLaunch += SpellEffectFn(spell_collecting_fallout_SpellScript::HandleFail, EFFECT_1, SPELL_EFFECT_TRIGGER_SPELL);
+            }
+
+            bool _spellFail;
+        };
+
+        SpellScript* GetSpellScript() const override
+        {
+            return new spell_collecting_fallout_SpellScript();
+        }
+};
+
 void AddSC_gnomeregan()
 {
     new npc_blastmaster_emi_shortfuse();
     new boss_grubbis();
+
+    new spell_collecting_fallout();
 }