[7980] Implement item use target requirements store and check (new table item_required_target). Author: NoFantasy

Signed-off-by: VladimirMangos <[email protected]>

    * Also implement this table reload
    * Static Spell::SendCastResult function for call not from spell code.
      Can be also used in scripts where need send explicitly spell cast error to client.

--HG--
branch : trunk

src/game/ObjectMgr.h

@@ -160,6 +160,8 @@ typedef UNORDERED_MAP<uint32,NpcOptionLocale> NpcOptionLocaleMap;
 typedef UNORDERED_MAP<uint32,PointOfInterestLocale> PointOfInterestLocaleMap;
 
 typedef std::multimap<uint32,uint32> QuestRelations;
+typedef std::multimap<uint32,ItemRequiredTarget> ItemRequiredTargetMap;
+typedef std::pair<ItemRequiredTargetMap::const_iterator, ItemRequiredTargetMap::const_iterator>  ItemRequiredTargetMapBounds;
 
 struct PetLevelInfo
 {
@@ -534,6 +536,7 @@ class ObjectMgr
         void LoadGameobjects();
         void LoadGameobjectRespawnTimes();
         void LoadItemPrototypes();
+        void LoadItemRequiredTarget();
         void LoadItemLocales();
         void LoadQuestLocales();
         void LoadNpcTextLocales();
@@ -805,6 +808,12 @@ class ObjectMgr
         uint32 GetScriptId(const char *name);
 
         int GetOrNewIndexForLocale(LocaleConstant loc);
+
+        ItemRequiredTargetMapBounds GetItemRequiredTargetMapBounds(uint32 uiItemEntry) const
+        {
+            return ItemRequiredTargetMapBounds(m_ItemRequiredTarget.lower_bound(uiItemEntry),m_ItemRequiredTarget.upper_bound(uiItemEntry));
+        }
+
     protected:
 
         // first free id for selected id type
@@ -867,6 +876,8 @@ class ObjectMgr
 
         ScriptNameMap       m_scriptNames;
 
+        ItemRequiredTargetMap m_ItemRequiredTarget;
+
         typedef             std::vector<LocaleConstant> LocalForIndex;
         LocalForIndex        m_LocalForIndex;