[svn] Implement a new table (spell_disabled) to allow disabling some spells for players and / or creatures. To disable a spell for a players and pets, set 2^0 in the disable_mask, to disable for creatures, set 2^1. The comment field is optional. Original patch provided by Craker.

--HG--
branch : trunk

src/game/Spell.cpp

@@ -2032,6 +2032,24 @@ void Spell::prepare(SpellCastTargets * targets, Aura* triggeredByAura)
         return;
     }
 
+    if(m_caster->GetTypeId() == TYPEID_PLAYER || (m_caster->GetTypeId() == TYPEID_UNIT && ((Creature*)m_caster)->isPet()))
+    {
+        if(objmgr.IsPlayerSpellDisabled(m_spellInfo->Id))
+        {
+            SendCastResult(SPELL_FAILED_SPELL_UNAVAILABLE);
+            finish(false);
+            return;
+        }
+    }
+    else
+    {
+        if(objmgr.IsCreatureSpellDisabled(m_spellInfo->Id))
+        {
+            finish(false);
+            return;
+        }
+    }
+
     // Fill cost data
     m_powerCost = CalculatePowerCost();