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<?php |
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namespace Queryr\Serialization; |
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use Queryr\Resources\SimpleItem; |
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use Serializers\Exceptions\UnsupportedObjectException; |
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use Serializers\Serializer; |
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/** |
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* @access private |
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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 StableItemSerializer implements Serializer { |
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private $propertyMap; |
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/** |
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* @var Serializer |
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*/ |
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private $foundationalSerializer; |
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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 SimpleItem |
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*/ |
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private $item; |
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/** |
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* @param Serializer $foundationalSerializer |
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* @param Serializer $statementSerializer |
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* @param string[] $propertyMap Maps property id (string) to stable property name |
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*/ |
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public function __construct( Serializer $foundationalSerializer, Serializer $statementSerializer, array $propertyMap ) { |
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$this->propertyMap = $propertyMap; |
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$this->foundationalSerializer = $foundationalSerializer; |
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$this->statementSerializer = $statementSerializer; |
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} |
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public function serialize( $object ) { |
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if ( !( $object instanceof SimpleItem ) ) { |
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throw new UnsupportedObjectException( $object, 'Can only serialize instances of SimpleItem' ); |
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} |
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$this->item = $object; |
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return $this->serializeItem(); |
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} |
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private function serializeItem() { |
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$serialization = $this->foundationalSerializer->serialize( $this->item ); |
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$serialization['data'] = $this->getDataSection(); |
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return $serialization; |
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} |
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private function getDataSection() { |
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$data = []; |
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foreach ( $this->item->statements as $simpleStatement ) { |
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$propertyId = $simpleStatement->propertyId->getSerialization(); |
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if ( array_key_exists( $propertyId, $this->propertyMap ) ) { |
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$data[$this->propertyMap[$propertyId]] = $this->statementSerializer->serialize( $simpleStatement ); |
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} |
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} |
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return $data; |
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} |
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} |
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JeroenDeDauw /
QueryrSerialization
