Arcane Concentration (Clearcasting) proc flags (#880)

* Only proc on damaging spells

* Correct family check for blizzard CC trigger - was proccing on any frost AoE

Author: thepparker

sql/migrations/20171202085405_world.sql

@@ -0,0 +1,18 @@
+DROP PROCEDURE IF EXISTS add_migration;
+delimiter ??
+CREATE PROCEDURE `add_migration`()
+BEGIN
+DECLARE v INT DEFAULT 1;
+SET v = (SELECT COUNT(*) FROM `migrations` WHERE `id`='20171202085405');
+IF v=0 THEN
+INSERT INTO `migrations` VALUES ('20171202085405');
+-- Add your query below.
+
+UPDATE `spell_proc_event` SET `procFlags` = 69632 WHERE `entry` = 11213;
+
+-- End of migration.
+END IF;
+END??
+delimiter ; 
+CALL add_migration();
+DROP PROCEDURE IF EXISTS add_migration;

src/game/Spells/Spell.cpp

@@ -3551,7 +3551,7 @@ void Spell::cast(bool skipCheck)
     {
         uint32 procAttacker = 0;
         // Blizzard case. Should trigger at launch for clearcast.
-        if (m_spellInfo->IsFitToFamily<SPELLFAMILY_MAGE, CF_MAGE_BLIZZARD, CF_MAGE_MISC_FROST>())
+        if (m_spellInfo->IsFitToFamily<SPELLFAMILY_MAGE, CF_MAGE_BLIZZARD>())
             procAttacker = m_procAttacker;
         else
             procAttacker = (m_procAttacker & PROC_FLAG_ON_TRAP_ACTIVATION);