Avoid target requirement checks for spells with caster base target selection (self,pet,around). Author: VladimirMangos

This fix cast fail for some spells, mostly triggered or scripted with unexpected prowided explicit tatrget different from caster.

--HG--
branch : trunk

src/game/SpellMgr.h

@@ -270,6 +270,7 @@ bool IsDispelableBySpell(SpellEntry const * dispelSpell, uint32 spellId, bool de
 bool IsSingleTargetSpell(SpellEntry const *spellInfo);
 bool IsSingleTargetSpells(SpellEntry const *spellInfo1, SpellEntry const *spellInfo2);
 
+
 extern bool IsAreaEffectTarget[TOTAL_SPELL_TARGETS];
 
 inline bool IsAreaOfEffectSpell(SpellEntry const *spellInfo)
@@ -1051,6 +1052,28 @@ class SpellMgr
 
         bool IsSrcTargetSpell(SpellEntry const *spellInfo) const;
 
+        inline bool IsCasterSourceTarget(uint32 target)
+        {
+            switch (SpellTargetType[target])
+            {
+                case TARGET_TYPE_UNIT_TARGET:
+                case TARGET_TYPE_DEST_TARGET:
+                    return false;
+                default:
+                    break;
+            }
+            return true;
+        }
+
+        inline bool IsSpellWithCasterSourceTargetsOnly(SpellEntry const* spellInfo)
+        {
+            for(int i = 0; i < 3; ++i)
+                if(uint32 target = spellInfo->EffectImplicitTargetA[i])
+                    if(!IsCasterSourceTarget(target))
+                        return false;
+            return true;
+        }
+
     // Modifiers
     public:
         static SpellMgr& Instance();