Core/Objects: added ToUnit(), ToGameObject() (will be used in future)

Core/Unit:
- added SetFacing() function, using proper packet implementetion (spline type)
- added GetAuraCount() function (will be used in future)
Core/Creature: renamed one unknown type_flag

--HG--
branch : trunk

src/server/game/AI/ScriptedAI/ScriptedEscortAI.cpp

@@ -56,7 +56,7 @@ bool npc_escortAI::AssistPlayerInCombat(Unit* pWho)
         return false;
 
     //experimental (unknown) flag not present
-    if (!(me->GetCreatureInfo()->type_flags & CREATURE_TYPEFLAGS_UNK13))
+    if (!(me->GetCreatureInfo()->type_flags & CREATURE_TYPEFLAGS_AID_PLAYERS))
         return false;
 
     //not a player

src/server/game/AI/ScriptedAI/ScriptedFollowerAI.cpp

@@ -54,7 +54,7 @@ bool FollowerAI::AssistPlayerInCombat(Unit* pWho)
         return false;
 
     //experimental (unknown) flag not present
-    if (!(me->GetCreatureInfo()->type_flags & CREATURE_TYPEFLAGS_UNK13))
+    if (!(me->GetCreatureInfo()->type_flags & CREATURE_TYPEFLAGS_AID_PLAYERS))
         return false;
 
     //not a player

src/server/game/Entities/Object/Object.h

@@ -323,6 +323,10 @@ class Object
         Creature* ToCreature(){ if (GetTypeId() == TYPEID_UNIT) return reinterpret_cast<Creature*>(this); else return NULL; }
         const Creature* ToCreature() const {if (GetTypeId() == TYPEID_UNIT) return (const Creature*)((Creature*)this); else return NULL; }
 
+        Unit* ToUnit(){ if (GetTypeId() == TYPEID_UNIT || GetTypeId() == TYPEID_PLAYER) return reinterpret_cast<Unit*>(this); else return NULL; }
+        const Unit* ToUnit() const {if (GetTypeId() == TYPEID_UNIT || GetTypeId() == TYPEID_PLAYER) return (const Unit*)((Unit*)this); else return NULL; }
+        GameObject* ToGameObject(){ if (GetTypeId() == TYPEID_GAMEOBJECT) return reinterpret_cast<GameObject*>(this); else return NULL; }
+        const GameObject* ToGameObject() const {if (GetTypeId() == TYPEID_GAMEOBJECT) return (const GameObject*)((GameObject*)this); else return NULL; }
     protected:
 
         Object ();

src/server/game/Entities/Unit/Unit.cpp

@@ -315,6 +315,32 @@ void Unit::SendMonsterMoveWithSpeed(float x, float y, float z, uint32 transitTim
     SendMonsterMove(x, y, z, transitTime, player);
 }
 
+void Unit::SetFacing(float ori, WorldObject* obj)
+{
+    SetOrientation(obj ? GetAngle(obj) : ori);
+
+    WorldPacket data(SMSG_MONSTER_MOVE, (1+12+4+1+(obj ? 8 : 4)+4+4+4+12+GetPackGUID().size()));
+    data.append(GetPackGUID());
+    data << uint8(0);//unk
+    data << GetPositionX() << GetPositionY() << GetPositionZ();
+    data << getMSTime();
+    if (obj)
+    {
+        data << uint8(SPLINETYPE_FACING_TARGET);
+        data << uint64(obj->GetGUID());
+    }
+    else
+    {
+        data << uint8(SPLINETYPE_FACING_ANGLE);
+        data << ori;
+    }
+    data << uint32(SPLINEFLAG_NONE);
+    data << uint32(0);//move time 0
+    data << uint32(1);//one point
+    data << GetPositionX() << GetPositionY() << GetPositionZ();
+    SendMessageToSet(&data, true);
+}
+
 void Unit::SendMonsterStop(bool on_death)
 {
     WorldPacket data(SMSG_MONSTER_MOVE, (17 + GetPackGUID().size()));
@@ -4377,6 +4403,19 @@ bool Unit::HasAuraEffect(uint32 spellId, uint8 effIndex, uint64 caster) const
     return false;
 }
 
+uint32 Unit::GetAuraCount(uint32 spellId) const
+{
+    uint32 count = 0;
+    for (AuraApplicationMap::const_iterator itr = m_appliedAuras.lower_bound(spellId); itr != m_appliedAuras.upper_bound(spellId); ++itr)
+    {
+        if (itr->second->GetBase()->GetStackAmount())
+            count++;
+        else
+            count += (uint32)itr->second->GetBase()->GetStackAmount();
+    }
+    return count;
+}
+
 bool Unit::HasAura(uint32 spellId, uint64 caster, uint8 reqEffMask) const
 {
     if (GetAuraApplication(spellId, caster, reqEffMask))

src/server/game/Entities/Unit/Unit.h

@@ -1454,6 +1454,8 @@ class Unit : public WorldObject
         void JumpTo(float speedXY, float speedZ, bool forward = true);
         void JumpTo(WorldObject *obj, float speedZ);
 
+        void SetFacing(WorldObject* obj) { SetFacing(0, obj); }
+        void SetFacing(float ori, WorldObject* obj);
         void SendMonsterStop(bool on_death = false);
         void SendMonsterMove(float NewPosX, float NewPosY, float NewPosZ, uint32 Time, Player* player = NULL);
         void SendMonsterMove(float NewPosX, float NewPosY, float NewPosZ, uint32 MoveFlags, uint32 time, float speedZ, Player *player = NULL);
@@ -1632,6 +1634,7 @@ class Unit : public WorldObject
         Aura * GetAuraOfRankedSpell(uint32 spellId, uint64 casterGUID = 0, uint8 reqEffMask = 0) const;
 
         bool HasAuraEffect(uint32 spellId, uint8 effIndex, uint64 caster = 0) const;
+        uint32 GetAuraCount(uint32 spellId) const;
         bool HasAura(uint32 spellId, uint64 caster = 0, uint8 reqEffMask = 0) const;
         bool HasAuraType(AuraType auraType) const;
         bool HasAuraTypeWithMiscvalue(AuraType auratype, int32 miscvalue) const;

src/server/game/Miscellaneous/SharedDefines.h

@@ -2018,7 +2018,7 @@ enum CreatureTypeFlags
     CREATURE_TYPEFLAGS_MININGLOOT       = 0x000200,         // Can be looted by miner
     CREATURE_TYPEFLAGS_UNK11            = 0x000400,
     CREATURE_TYPEFLAGS_UNK12            = 0x000800,         // ? Related to mounts in some way. If mounted, fight mounted, mount appear as independant when rider dies?
-    CREATURE_TYPEFLAGS_UNK13            = 0x001000,         // ? Can aid any player in combat if in range?
+    CREATURE_TYPEFLAGS_AID_PLAYERS      = 0x001000,         // ? Can aid any player in combat if in range?
     CREATURE_TYPEFLAGS_UNK14            = 0x002000,
     CREATURE_TYPEFLAGS_UNK15            = 0x004000,         // ? Possibly not in use
     CREATURE_TYPEFLAGS_ENGINEERLOOT     = 0x008000,         // Can be looted by engineer