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|
<?php
namespace SMW\Exporter\ResourceBuilders;
use SMW\DataValueFactory;
use SMW\DIProperty;
use SMWDataItem as DataItem;
use SMWExpData as ExpData;
use SMWExpLiteral as ExpLiteral;
/**
* @private
*
* @license GNU GPL v2+
* @since 2.5
*
* @author mwjames
*/
class MonolingualTextPropertyValueResourceBuilder extends PropertyValueResourceBuilder {
/**
* @since 2.5
*
* {@inheritDoc}
*/
public function isResourceBuilderFor( DIProperty $property ) {
return $property->findPropertyTypeID() === '_mlt_rec';
}
/**
* @since 2.5
*
* {@inheritDoc}
*/
public function addResourceValue( ExpData $expData, DIProperty $property, DataItem $dataItem ) {
$expResourceElement = $this->exporter->getResourceElementForWikiPage(
$property->getCanonicalDiWikiPage(),
true
);
// Avoid that an imported vocabulary is pointing to an internal resource.
//
// For example: <Has_alternative_label> imported from <skos:altLabel>
// with "Monolingual text" type is expected to produce:
//
// - <property:Has_alternative_label rdf:resource="http://example.org/id/Foo_MLa9c103f4379a94bfab97819dacd3c182"/>
// - <skos:altLabel xml:lang="en">Foo</skos:altLabel>
if ( $expResourceElement->isImported() ) {
$seekImportVocabulary = false;
$expData->addPropertyObjectValue(
$this->exporter->getResourceElementForProperty( $property, false, $seekImportVocabulary ),
$this->exporter->getDataItemExpElement( $dataItem )
);
} else {
parent::addResourceValue( $expData, $property, $dataItem );
}
$dataValue = DataValueFactory::getInstance()->newDataValueByItem(
$dataItem,
$property
);
$list = $dataValue->toArray();
if ( !isset( $list['_TEXT'] ) || !isset( $list['_LCODE'] ) ) {
return;
}
$expData->addPropertyObjectValue(
$expResourceElement,
new ExpLiteral(
(string)$list['_TEXT'],
'http://www.w3.org/2001/XMLSchema#string',
(string)$list['_LCODE'],
$dataItem
)
);
}
}
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