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SetParserFunction.php
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SetParserFunction.php
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<?php
namespace SMW\ParserFunctions;
use Parser;
use SMW\DataValueFactory;
use SMW\MediaWiki\Renderer\WikitextTemplateRenderer;
use SMW\MediaWiki\StripMarkerDecoder;
use SMW\MessageFormatter;
use SMW\ParserData;
use SMW\SemanticData;
use SMW\ParserParameterProcessor;
use SMW\Parser\AnnotationProcessor;
/**
* Class that provides the {{#set}} parser function
*
* @see http://semantic-mediawiki.org/wiki/Help:Properties_and_types#Silent_annotations_using_.23set
* @see http://www.semantic-mediawiki.org/wiki/Help:Setting_values
*
* @license GNU GPL v2+
* @since 1.9
*
* @author Markus Krötzsch
* @author Jeroen De Dauw
* @author mwjames
*/
class SetParserFunction {
/**
* @var ParserData
*/
private $parserData;
/**
* @var MessageFormatter
*/
private $messageFormatter;
/**
* @var WikitextTemplateRenderer
*/
private $templateRenderer;
/**
* @var StripMarkerDecoder
*/
private $stripMarkerDecoder;
/**
* @since 1.9
*
* @param ParserData $parserData
* @param MessageFormatter $messageFormatter
* @param WikitextTemplateRenderer $templateRenderer
*/
public function __construct( ParserData $parserData, MessageFormatter $messageFormatter, WikitextTemplateRenderer $templateRenderer ) {
$this->parserData = $parserData;
$this->messageFormatter = $messageFormatter;
$this->templateRenderer = $templateRenderer;
}
/**
* @since 3.0
*
* @param StripMarkerDecoder $stripMarkerDecoder
*/
public function setStripMarkerDecoder( StripMarkerDecoder $stripMarkerDecoder ) {
$this->stripMarkerDecoder = $stripMarkerDecoder;
}
/**
* @since 3.1
*
* @return SemanticData
*/
public function getSemanticData() {
return $this->parserData->getSemanticData();
}
/**
* @since 1.9
*
* @param ParserParameterProcessor $parameters
*
* @return string|null
*/
public function parse( ParserParameterProcessor $parameters ) {
$count = 0;
$template = '';
$subject = $this->parserData->getSemanticData()->getSubject();
$parametersToArray = $parameters->toArray();
if ( isset( $parametersToArray['template'] ) ) {
$template = $parametersToArray['template'][0];
unset( $parametersToArray['template'] );
}
$annotationProcessor = new AnnotationProcessor(
$this->parserData->getSemanticData(),
DataValueFactory::getInstance()
);
foreach ( $parametersToArray as $property => $values ) {
$last = count( $values ) - 1; // -1 because the key starts with 0
foreach ( $values as $key => $value ) {
if ( $this->stripMarkerDecoder !== null ) {
$value = $this->stripMarkerDecoder->decode( $value );
}
$dataValue = $annotationProcessor->newDataValueByText(
$property,
$value,
false,
$subject
);
if ( $this->parserData->canUse() ) {
$this->parserData->addDataValue( $dataValue );
}
$this->messageFormatter->addFromArray( $dataValue->getErrors() );
$this->addFieldsToTemplate(
$template,
$dataValue,
$property,
$value,
$last == $key,
$count
);
}
}
$this->parserData->copyToParserOutput();
$annotationProcessor->release();
$html = $this->templateRenderer->render() . $this->messageFormatter
->addFromArray( $parameters->getErrors() )
->getHtml();
return [ $html, 'noparse' => $template === '', 'isHTML' => false ];
}
private function addFieldsToTemplate( $template, $dataValue, $property, $value, $isLastElement, &$count ) {
if ( $template === '' || !$dataValue->isValid() ) {
return '';
}
$this->templateRenderer->addField( 'property', $property );
$this->templateRenderer->addField( 'value', $value );
$this->templateRenderer->addField( 'last-element', $isLastElement );
$this->templateRenderer->addField( '#', $count++ );
$this->templateRenderer->packFieldsForTemplate( $template );
}
}