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<?php |
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namespace Queryr\Replicator; |
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use InvalidArgumentException; |
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use Iterator; |
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use Wikibase\DataModel\Entity\EntityId; |
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use Wikibase\DataModel\Entity\EntityIdParser; |
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use Wikibase\DataModel\Entity\EntityIdParsingException; |
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use Wikibase\DataModel\Entity\ItemId; |
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use Wikibase\DataModel\Entity\PropertyId; |
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/** |
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* @licence GNU GPL v2+ |
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* @author Jeroen De Dauw < [email protected] > |
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*/ |
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class EntityIdListNormalizer { |
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private $idParser; |
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public function __construct( EntityIdParser $idParser ) { |
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$this->idParser = $idParser; |
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} |
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/** |
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* @param string[] $ids |
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* |
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* @return Iterator |
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* @throws InvalidArgumentException |
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*/ |
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public function getNormalized( array $ids ): Iterator { |
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foreach ( $ids as $id ) { |
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if ( strpos( $id, '-' ) !== false ) { |
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foreach ( $this->getRange( $id ) as $resultId ) { |
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yield $resultId; |
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} |
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} |
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else { |
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yield $this->getParsedId( $id ); |
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} |
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} |
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} |
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private function getRange( string $id ): Iterator { |
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$parts = explode( '-', $id, 2 ); |
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$startId = $this->getParsedId( $parts[0] ); |
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$endId = $this->getParsedId( $parts[1] ); |
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if ( $startId->getEntityType() !== $endId->getEntityType() ) { |
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throw new InvalidArgumentException( 'Entity ids in the same range need to be of the same type' ); |
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} |
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if ( !( $startId instanceof ItemId ) && !( $startId instanceof PropertyId ) ) { |
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throw new InvalidArgumentException( 'ID type is not supported' ); |
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} |
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/** |
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* @var ItemId|PropertyId $endId |
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*/ |
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if ( $startId->getNumericId() > $endId->getNumericId() ) { |
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throw new InvalidArgumentException( 'The end of the range needs to be bigger than its start' ); |
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} |
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$numericId = $endId->getNumericId(); |
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for ( $i = $startId->getNumericId(); $i <= $numericId; $i++ ) { |
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yield $startId::newFromNumber( $i ); |
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} |
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} |
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private function getParsedId( string $id ): EntityId { |
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try { |
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return $this->idParser->parse( $id ); |
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} |
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catch ( EntityIdParsingException $ex ) { |
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throw new InvalidArgumentException( $ex->getMessage(), 0, $ex ); |
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} |
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} |
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} |
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JeroenDeDauw /
Replicator
