wikimedia/mediawiki-extensions-Wikibase

<?php

namespace Wikibase\Lib\Store;

use MediaWiki\Content\TextContent;
use MediaWiki\Page\WikiPageFactory;
use MediaWiki\Title\Title;

/**
 * Provides a list of ordered Property numbers
 *
 * @license GPL-2.0-or-later
 * @author Lucie-Aimée Kaffee
 */
class WikiPagePropertyOrderProvider extends WikiTextPropertyOrderProvider implements PropertyOrderProvider {

    /** @var WikiPageFactory */
    private $wikiPageFactory;

    /**
     * @var Title
     */
    private $pageTitle;

    /**
     * @param WikiPageFactory $wikiPageFactory
     * @param Title $pageTitle page name the ordered property list is on
     */
    public function __construct(
        WikiPageFactory $wikiPageFactory,
        Title $pageTitle
    ) {
        $this->wikiPageFactory = $wikiPageFactory;
        $this->pageTitle = $pageTitle;
    }

    /**
     * Get Content of MediaWiki:Wikibase-SortedProperties
     *
     * @return string|null
     * @throws PropertyOrderProviderException
     */
    protected function getPropertyOrderWikitext() {
        $wikiPage = $this->wikiPageFactory->newFromTitle( $this->pageTitle );

        $pageContent = $wikiPage->getContent();

        if ( $pageContent === null ) {
            return null;
        }

        if ( !( $pageContent instanceof TextContent ) ) {
            throw new PropertyOrderProviderException( 'The page content of ' . $this->pageTitle->getText() . ' is not TextContent' );
        }

        return strval( $pageContent->getText() );
    }

}