/**
* Retrieve the truck that the selected truck driver is using right now.
* Select truck driver with ID.
* @param int|string $truckDriverId
* @return Truck
*/
public function get_truck_driver_truck($truckDriverId)
{
// The association between TruckDriver and Truck.
$truckDriverAndTruck = new ModelTemplate('TruckDriverAndTruck');
$truck = new ModelTemplate('Truck');
// Driver must have a truck.
if ($association = $truckDriverAndTruck->get_single('truck_driver_id', $truckDriverId)) {
return $this->get_truck_by_id($association->truck_id);
}
return null;
}
public function get_single_car($carId)
{
$car = new ModelTemplate('Car');
return $car->get_single('id', $carId);
}
/**
* Retrieve an SMSUser by a telephone number.
* @param string $telephone
* @return SMSUser
*/
public function get_smsuser_by_telephone($telephone)
{
$smsUser = new ModelTemplate('SMSUser');
return $smsUser->get_single('telephone', $telephone);
}
public function get_single_point_of_interest($poiId)
{
$poi = new ModelTemplate('PointOfInterest');
return $poi->get_single('id', $poiId);
}
