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<?php |
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declare( strict_types = 1 ); |
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namespace DataValues\Geo\Values; |
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use DataValues\DataValue; |
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use DataValues\IllegalValueException; |
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use InvalidArgumentException; |
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/** |
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* Object representing a geographic point. |
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* |
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* Latitude is specified in degrees within the range [-360, 360]. |
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* Longitude is specified in degrees within the range [-360, 360]. |
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* |
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* @since 0.1 |
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* |
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* @license GPL-2.0-or-later |
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* @author Jeroen De Dauw < [email protected] > |
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*/ |
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class LatLongValue implements DataValue { |
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private $latitude; |
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private $longitude; |
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/** |
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* @param float|int $latitude Latitude in degrees within the range [-360, 360] |
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* @param float|int $longitude Longitude in degrees within the range [-360, 360] |
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* |
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* @throws InvalidArgumentException |
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*/ |
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public function __construct( float $latitude, float $longitude ) { |
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$this->assertIsLatitude( $latitude ); |
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$this->assertIsLongitude( $longitude ); |
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$this->latitude = $latitude; |
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$this->longitude = $longitude; |
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} |
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private function assertIsLatitude( float $latitude ) { |
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if ( $latitude < -360 || $latitude > 360 ) { |
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throw new InvalidArgumentException( 'Latitude needs to be between -360 and 360' ); |
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} |
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} |
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private function assertIsLongitude( float $longitude ) { |
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if ( $longitude < -360 || $longitude > 360 ) { |
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throw new InvalidArgumentException( 'Longitude needs to be between -360 and 360' ); |
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} |
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} |
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/** |
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* @see Serializable::serialize |
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* |
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* @return string |
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*/ |
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public function serialize(): string { |
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$data = [ |
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$this->latitude, |
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$this->longitude |
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]; |
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return implode( '|', $data ); |
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} |
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/** |
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* @see Serializable::unserialize |
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* |
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* @param string $value |
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* |
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* @throws InvalidArgumentException |
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*/ |
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public function unserialize( $value ) { |
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$data = explode( '|', $value, 2 ); |
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if ( count( $data ) < 2 ) { |
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throw new InvalidArgumentException( 'Invalid serialization provided in ' . __METHOD__ ); |
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} |
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$this->__construct( (float)$data[0], (float)$data[1] ); |
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} |
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public static function getType(): string { |
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return 'geocoordinate'; |
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} |
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public function getSortKey(): float { |
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return $this->latitude; |
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} |
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public function getValue(): self { |
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return $this; |
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} |
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public function getLatitude(): float { |
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return $this->latitude; |
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} |
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public function getLongitude(): float { |
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return $this->longitude; |
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} |
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/** |
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* @return float[] |
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*/ |
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public function getArrayValue(): array { |
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return [ |
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'latitude' => $this->latitude, |
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'longitude' => $this->longitude |
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]; |
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} |
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/** |
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* Constructs a new instance from the provided array. Round-trips with @see getArrayValue. |
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* |
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* @deprecated since 2.0.1. When using this static constructor for DataValues of unknown |
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* types, please use DataValueDeserializer from the data-values/serialization package instead. |
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* |
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* @throws InvalidArgumentException |
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*/ |
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public static function newFromArray( $data ): self { |
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if ( !is_array( $data ) ) { |
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throw new IllegalValueException( 'array expected' ); |
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} |
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if ( !array_key_exists( 'latitude', $data ) ) { |
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throw new IllegalValueException( 'latitude field required' ); |
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} |
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if ( !array_key_exists( 'longitude', $data ) ) { |
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throw new IllegalValueException( 'longitude field required' ); |
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} |
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return new static( $data['latitude'], $data['longitude'] ); |
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} |
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public function toArray(): array { |
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return [ |
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'value' => $this->getArrayValue(), |
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'type' => $this->getType(), |
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]; |
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} |
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/** |
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* @see \Hashable::getHash |
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*/ |
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public function getHash(): string { |
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return md5( serialize( $this ) ); |
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} |
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/** |
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* @see \Comparable::equals |
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* |
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* @param mixed $target |
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* |
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* @return bool |
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*/ |
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public function equals( $target ): bool { |
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if ( $this === $target ) { |
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return true; |
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} |
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return $target instanceof self |
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&& serialize( $this ) === serialize( $target ); |
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} |
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public function getCopy(): self { |
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return new self( $this->latitude, $this->longitude ); |
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} |
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} |
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DataValues /
Geo
