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<?php |
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namespace Wikibase\DataModel\Serializers; |
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use Serializers\DispatchableSerializer; |
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use Serializers\Exceptions\SerializationException; |
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use Serializers\Exceptions\UnsupportedObjectException; |
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use Serializers\Serializer; |
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use Wikibase\DataModel\Statement\StatementList; |
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/** |
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* Package private |
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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 StatementListSerializer implements DispatchableSerializer { |
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/** |
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* @var Serializer |
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*/ |
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private $statementSerializer; |
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/** |
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* @var bool |
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*/ |
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private $useObjectsForMaps; |
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/** |
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* @param Serializer $statementSerializer |
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* @param bool $useObjectsForMaps |
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*/ |
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public function __construct( Serializer $statementSerializer, $useObjectsForMaps ) { |
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$this->statementSerializer = $statementSerializer; |
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$this->useObjectsForMaps = $useObjectsForMaps; |
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} |
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/** |
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* @see Serializer::isSerializerFor |
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* |
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* @param mixed $object |
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* |
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* @return bool |
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*/ |
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public function isSerializerFor( $object ) { |
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return $object instanceof StatementList; |
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} |
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/** |
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* @see Serializer::serialize |
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* |
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* @param StatementList $object |
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* |
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* @throws SerializationException |
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* @return array[] |
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*/ |
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public function serialize( $object ) { |
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if ( !$this->isSerializerFor( $object ) ) { |
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throw new UnsupportedObjectException( |
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$object, |
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'StatementListSerializer can only serialize StatementList objects' |
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); |
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} |
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return $this->getSerialized( $object ); |
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} |
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private function getSerialized( StatementList $statementList ) { |
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$serialization = []; |
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foreach ( $statementList->toArray() as $statement ) { |
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$idSerialization = $statement->getPropertyId()->getSerialization(); |
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if ( !array_key_exists( $idSerialization, $serialization ) ) { |
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$serialization[$idSerialization] = []; |
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} |
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$serialization[$idSerialization][] = $this->statementSerializer->serialize( $statement ); |
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} |
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if ( $this->useObjectsForMaps ) { |
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$serialization = (object)$serialization; |
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} |
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return $serialization; |
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} |
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} |
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