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<?php |
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declare( strict_types = 1 ); |
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namespace DataValues\Geo\Parsers; |
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use DataValues\Geo\PackagePrivate\LatLongPrecisionParser; |
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use DataValues\Geo\PackagePrivate\Precision; |
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use DataValues\Geo\Values\GlobeCoordinateValue; |
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use ValueParsers\ParseException; |
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use ValueParsers\ParserOptions; |
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use ValueParsers\ValueParser; |
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/** |
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* Extends the LatLongParser by adding precision detection support. |
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* |
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* The object that gets constructed is a GlobeCoordinateValue rather then a LatLongValue. |
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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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* @author H. Snater < [email protected] > |
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* @author Thiemo Kreuz |
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*/ |
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class GlobeCoordinateParser implements ValueParser { |
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public const FORMAT_NAME = 'globe-coordinate'; |
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/** |
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* Option specifying the globe. Should be a string containing a Wikidata concept URI. |
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* Defaults to Earth. |
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*/ |
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public const OPT_GLOBE = 'globe'; |
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private $options; |
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private $latLongPrecisionParser; |
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public function __construct( ParserOptions $options = null ) { |
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$this->options = $options ?: new ParserOptions(); |
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$this->options->defaultOption( ValueParser::OPT_LANG, 'en' ); |
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$this->options->defaultOption( self::OPT_GLOBE, 'http://www.wikidata.org/entity/Q2' ); |
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} |
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/** |
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* @see StringValueParser::stringParse |
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* |
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* @param string $value |
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* |
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* @throws ParseException |
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* @return GlobeCoordinateValue |
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*/ |
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public function parse( $value ): GlobeCoordinateValue { |
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$parser = $this->getParser(); |
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try { |
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$latLongPrecision = $parser->parse( $value ); |
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} catch ( \Exception $ex ) { |
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throw new ParseException( |
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'The format of the coordinate could not be determined.', |
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$value, |
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self::FORMAT_NAME |
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); |
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} |
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return new GlobeCoordinateValue( |
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$latLongPrecision->getLatLong(), |
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$this->getPrecision( $latLongPrecision->getPrecision() ), |
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$this->options->getOption( self::OPT_GLOBE ) |
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); |
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} |
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private function getParser() { |
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if ( $this->latLongPrecisionParser === null ) { |
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$this->latLongPrecisionParser = new LatLongPrecisionParser( $this->options ); |
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} |
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return $this->latLongPrecisionParser; |
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} |
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private function getPrecision( Precision $detectedPrecision ): float { |
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if ( $this->options->hasOption( 'precision' ) ) { |
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return $this->options->getOption( 'precision' ); |
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} |
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return $detectedPrecision->toFloat(); |
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} |
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} |
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DataValues /
Geo
