[7630] Implement MSG_BATTLEGROUND_PLAYER_POSITIONS sending for AB and AV battleground. Author: Triply

--HG--
branch : trunk

src/game/Player.cpp

@@ -19648,14 +19648,17 @@ WorldObject* Player::GetViewpoint() const
 
 bool Player::CanUseBattleGroundObject()
 {
+    // TODO : some spells gives player ForceReaction to one faction (ReputationMgr::ApplyForceReaction)
+    // maybe gameobject code should handle that ForceReaction usage
+    // BUG: sometimes when player clicks on flag in AB - client won't send gameobject_use, only gameobject_report_use packet
     return ( //InBattleGround() &&                          // in battleground - not need, check in other cases
              //!IsMounted() && - not correct, player is dismounted when he clicks on flag
-             //i'm not sure if these two are correct, because invisible players should get visible when they click on flag
+             //player cannot use object when he is invulnerable (immune)
              !isTotalImmune() &&                            // not totally immune
+             //i'm not sure if these two are correct, because invisible players should get visible when they click on flag
              !HasStealthAura() &&                           // not stealthed
              !HasInvisibilityAura() &&                      // not invisible
              !HasAura(SPELL_RECENTLY_DROPPED_FLAG) &&    // can't pickup
-             //TODO player cannot use object when he is invulnerable (immune) - (ice block, divine shield, divine protection, divine intervention ...)
              isAlive()                                      // live player
            );
 }