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<?php
namespace SMW\PropertyAnnotators;
use SMW\DIProperty;
use SMW\PropertyAnnotator;
/**
* @license GNU GPL v2+
* @since 1.9
*
* @author mwjames
*/
class SortKeyPropertyAnnotator extends PropertyAnnotatorDecorator {
/**
* @var string
*/
private $defaultSort;
/**
* @since 1.9
*
* @param PropertyAnnotator $propertyAnnotator
* @param string $defaultSort
*/
public function __construct( PropertyAnnotator $propertyAnnotator, $defaultSort ) {
parent::__construct( $propertyAnnotator );
$this->defaultSort = $defaultSort;
}
protected function addPropertyValues() {
$sortkey = $this->defaultSort ? $this->defaultSort : $this->getSemanticData()->getSubject()->getSortKey();
$property = $this->dataItemFactory->newDIProperty(
DIProperty::TYPE_SORTKEY
);
if ( !$this->getSemanticData()->hasProperty( $property ) ) {
$this->getSemanticData()->addPropertyObjectValue(
$property,
$this->dataItemFactory->newDIBlob( $sortkey )
);
}
}
}
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