/**
* Create a position report for a flight and store it
* in a class variable.
*
* @param array $data
* @param int $flightId
* @return void
*/
protected function positionReport($data, $flightId)
{
$position = new Position();
$position->flight_id = $flightId;
$position->lat = $data['latitude'];
$position->lon = $data['longitude'];
$position->altitude = $data['altitude'];
$position->speed = $data['groundspeed'];
$position->heading = $data['heading'];
$options = array('flags' => FILTER_FLAG_ALLOW_FRACTION);
$lat = number_format(filter_var($data['latitude'], FILTER_SANITIZE_NUMBER_FLOAT, $options), 5);
$lon = number_format(filter_var($data['longitude'], FILTER_SANITIZE_NUMBER_FLOAT, $options), 5);
$elevation = $this->elevations[$lat . ',' . $lon];
$position->ground_elevation = $elevation < 0 && $position->altitude > 0 ? 0 : $elevation;
$position->update_id = $this->updateId;
$this->positions[] = $position->toArray();
unset($position, $data, $flightId);
}
