# we need to check this since a user can use an ability even if
            # he has already insulted
            if battle.player_turn() != user and \
               ability.battle_state == 'O':
                return HttpResponse('Fail: isn\'t your turn')

            if (ability.battle_state == 'J' and battle.state != 'J') or \
               (ability.battle_state == 'O' and battle.state != 'O'):
                return HttpResponse('Fail: you can\'t use this ability in this state')