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<?php |
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declare(strict_types = 1); |
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namespace SportTrackerConnector\Core\Workout\Loader; |
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use SportTrackerConnector\Core\Workout\Extension\ExtensionInterface; |
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use SportTrackerConnector\Core\Workout\Extension\HR; |
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use SportTrackerConnector\Core\Workout\SportGuesser; |
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use SportTrackerConnector\Core\Workout\SportMapperInterface; |
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use SportTrackerConnector\Core\Workout\Track; |
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use SportTrackerConnector\Core\Workout\TrackPoint; |
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use SportTrackerConnector\Core\Workout\Workout; |
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/** |
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* Load a workout from TCX format. |
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*/ |
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class TCX implements LoaderInterface |
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{ |
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/** |
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* {@inheritdoc} |
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*/ |
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public function load(string $filePath): Workout |
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{ |
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$simpleXML = new \SimpleXMLElement($filePath); |
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$tracks = []; |
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foreach ($simpleXML->Activities[0] as $simpleXMLActivity) { |
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// Sport. |
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$attributes = $simpleXMLActivity->attributes(); |
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$sport = SportMapperInterface::class; |
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if (isset($attributes['Sport'])) { |
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$sport = SportGuesser::guess((string)$attributes['Sport']); |
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} |
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// Track points. |
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$trackPoints = []; |
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foreach ($simpleXMLActivity->Lap as $lap) { |
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foreach ($lap->Track as $track) { |
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foreach ($track->Trackpoint as $trackPoint) { |
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$dateTime = new \DateTimeImmutable((string)$trackPoint->Time); |
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$latitude = (float)$trackPoint->Position->LatitudeDegrees; |
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$longitude = (float)$trackPoint->Position->LongitudeDegrees; |
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$trackPoints[] = TrackPoint::with( |
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$latitude, |
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$longitude, |
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$dateTime, |
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round((float)$trackPoint->AltitudeMeters, 2), |
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$this->parseExtensions($trackPoint) |
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); |
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} |
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} |
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$tracks[] = new Track($trackPoints, $sport); |
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} |
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} |
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return new Workout($tracks); |
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} |
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/** |
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* Parse and return an array of extensions from the XML. |
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* |
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* @param \SimpleXMLElement $trackPoint The track point from the TCX to parse. |
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* @return ExtensionInterface[] |
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*/ |
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protected function parseExtensions(\SimpleXMLElement $trackPoint): array |
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{ |
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$return = array(); |
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if ($trackPoint->HeartRateBpm) { |
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$return[] = HR::fromValue((string)$trackPoint->HeartRateBpm->Value); |
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} |
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return $return; |
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} |
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} |
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dragosprotung /
stc-core
