ParserOutputSearchDataExtractor.php

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<?php
 
namespace MediaWiki\Search;
 
use MediaWiki\Parser\ParserOutput;
use MediaWiki\Parser\ParserOutputLinkTypes;
use MediaWiki\Title\Title;
 
class ParserOutputSearchDataExtractor {
 
    public function getCategories( ParserOutput $parserOutput ) {
        $categories = [];
 
        foreach (
            $parserOutput->getLinkList( ParserOutputLinkTypes::CATEGORY )
            as [ 'link' => $link ]
        ) {
            $categories[] = $link->getText();
        }
 
        return $categories;
    }
 
    public function getExternalLinks( ParserOutput $parserOutput ) {
        return array_keys( $parserOutput->getExternalLinks() );
    }
 
    public function getOutgoingLinks( ParserOutput $parserOutput ) {
        $outgoingLinks = [];
 
        foreach (
            $parserOutput->getLinkList( ParserOutputLinkTypes::LOCAL )
            as [ 'link' => $link ]
        ) {
            // XXX should use a TitleFormatter
            // XXX why is this a DBkey when all of the others are text?
            $outgoingLinks[] =
                Title::newFromLinkTarget( $link )->getPrefixedDBkey();
        }
 
        return $outgoingLinks;
    }
 
    public function getTemplates( ParserOutput $parserOutput ) {
        $templates = [];
 
        foreach (
            $parserOutput->getLinkList( ParserOutputLinkTypes::TEMPLATE )
            as [ 'link' => $link ]
        ) {
            // XXX should use a TitleFormatter
            $templates[] =
                Title::newFromLinkTarget( $link )->getPrefixedText();
        }
 
        return $templates;
    }
 
}