/**
* Get a workout from a string.
*
* @param string $string The data.
* @return \SportTrackerConnector\Workout\Workout
*/
public function fromString($string)
{
$simpleXML = new SimpleXMLElement($string);
$workout = new Workout();
foreach ($simpleXML->Activities[0] as $simpleXMLActivity) {
$workoutTrack = new Track();
// Sport.
$attributes = $simpleXMLActivity->attributes();
if (isset($attributes['Sport'])) {
$workoutTrack->setSport(SportGuesser::getSportFromCode((string) $attributes['Sport']));
}
// Track points.
foreach ($simpleXMLActivity->Lap as $lap) {
foreach ($lap->Track as $track) {
foreach ($track->Trackpoint as $trackPoint) {
$dateTime = new DateTime($trackPoint->Time);
$latitude = (string) $trackPoint->Position->LatitudeDegrees;
$longitude = (string) $trackPoint->Position->LongitudeDegrees;
$workoutTrackPoint = new TrackPoint($latitude, $longitude, $dateTime);
$workoutTrackPoint->setElevation(round((double) $trackPoint->AltitudeMeters, 2));
if ($trackPoint->DistanceMeters) {
$workoutTrackPoint->setDistance($trackPoint->DistanceMeters);
}
$extensions = $this->parseExtensions($trackPoint);
$workoutTrackPoint->setExtensions($extensions);
$workoutTrack->addTrackPoint($workoutTrackPoint);
}
}
}
$workout->addTrack($workoutTrack);
}
return $workout;
}
/**
* Test speed calculation where the start point and destination point have a distance.
*/
public function testSpeedForPointsWhereStartAndDestinationPointsHaveDistance()
{
$startPoint = new TrackPoint('-38.691450', '176.079795', new DateTime('2014-06-01 00:00:00'));
$startPoint->setDistance(250);
$destinationTrackPoint = new TrackPoint('-38.6914501', '176.0797951', new DateTime('2014-06-01 00:01:01'));
$destinationTrackPoint->setDistance(1000);
$actual = $startPoint->speed($destinationTrackPoint);
$this->assertEquals(44.26229508196722, $actual);
}
/**
* Get a track point.
*
* @param string $latitude The latitude.
* @param string $longitude The longitude.
* @param string $time The time.
* @param float $distance The distance from start to that point.
* @param integer $elevation The elevation.
* @param integer $heartRate The heart rate.
* @return TrackPoint
*/
private function getTrackPoint($latitude, $longitude, $time, $elevation, $distance = null, $heartRate = null)
{
$trackPoint = new TrackPoint($latitude, $longitude, new DateTime($time));
$trackPoint->setElevation($elevation);
$trackPoint->setDistance($distance);
if ($heartRate !== null) {
$trackPoint->setExtensions(array(new HR($heartRate)));
}
return $trackPoint;
}
