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<?php |
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namespace Wikibase\DataModel\Services; |
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use InvalidArgumentException; |
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use OutOfBoundsException; |
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use Traversable; |
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use Wikibase\DataModel\Entity\NumericPropertyId; |
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use Wikibase\DataModel\PropertyIdProvider; |
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/** |
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* Groups property id providers by their property id. |
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* |
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* @since 1.0 |
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* |
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* @license GPL-2.0-or-later |
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* @author Bene* < [email protected] > |
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*/ |
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class ByPropertyIdGrouper { |
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/** |
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* @var array[] |
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*/ |
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private $byPropertyId = []; |
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/** |
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* @param PropertyIdProvider[]|Traversable $propertyIdProviders |
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* |
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* @throws InvalidArgumentException |
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*/ |
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public function __construct( $propertyIdProviders ) { |
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$this->assertArePropertyIdProviders( $propertyIdProviders ); |
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$this->indexPropertyIdProviders( $propertyIdProviders ); |
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} |
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/** |
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* @param PropertyIdProvider[]|Traversable $propertyIdProviders |
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*/ |
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private function assertArePropertyIdProviders( $propertyIdProviders ) { |
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if ( !is_iterable( $propertyIdProviders ) ) { |
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throw new InvalidArgumentException( '$propertyIdProviders must be an array or an instance of Traversable' ); |
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} |
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foreach ( $propertyIdProviders as $propertyIdProvider ) { |
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if ( !( $propertyIdProvider instanceof PropertyIdProvider ) ) { |
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throw new InvalidArgumentException( |
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'Every element in $propertyIdProviders must be an instance of PropertyIdProvider' |
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); |
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} |
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} |
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} |
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/** |
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* @param PropertyIdProvider[]|Traversable $propertyIdProviders |
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*/ |
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private function indexPropertyIdProviders( $propertyIdProviders ) { |
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foreach ( $propertyIdProviders as $propertyIdProvider ) { |
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$this->addPropertyIdProvider( $propertyIdProvider ); |
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} |
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} |
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private function addPropertyIdProvider( PropertyIdProvider $propertyIdProvider ) { |
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$idSerialization = $propertyIdProvider->getPropertyId()->getSerialization(); |
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$this->byPropertyId[$idSerialization][] = $propertyIdProvider; |
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} |
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/** |
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* Returns all property ids which were found. |
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* |
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* @since 1.0 |
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* |
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* @return NumericPropertyId[] |
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*/ |
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public function getPropertyIds() { |
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return array_map( |
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static function( $propertyId ) { |
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return new NumericPropertyId( $propertyId ); |
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}, |
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array_keys( $this->byPropertyId ) |
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); |
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} |
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/** |
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* Returns the PropertyIdProvider instances for the given NumericPropertyId. |
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* |
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* @since 1.0 |
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* |
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* @param NumericPropertyId $propertyId |
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* |
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* @throws OutOfBoundsException |
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* @return PropertyIdProvider[] |
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*/ |
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public function getByPropertyId( NumericPropertyId $propertyId ) { |
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$idSerialization = $propertyId->getSerialization(); |
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if ( !isset( $this->byPropertyId[$idSerialization] ) ) { |
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throw new OutOfBoundsException( 'PropertyIdProvider with propertyId "' . $idSerialization . '" not found' ); |
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} |
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return $this->byPropertyId[$idSerialization]; |
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} |
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/** |
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* Checks if there are PropertyIdProvider instances for the given NumericPropertyId. |
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* |
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* @since 1.0 |
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* |
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* @param NumericPropertyId $propertyId |
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* |
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* @return bool |
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*/ |
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public function hasPropertyId( NumericPropertyId $propertyId ) { |
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return isset( $this->byPropertyId[$propertyId->getSerialization()] ); |
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} |
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} |
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wmde /
WikibaseDataModelServices
