wikimedia/mediawiki-extensions-Translate

<?php
declare( strict_types = 1 );

namespace MediaWiki\Extension\Translate\TranslatorInterface\Aid;

use MediaWiki\Extension\Translate\TranslatorInterface\TranslationHelperException;
use MediaWiki\Extension\Translate\Utilities\Utilities;
use MediaWiki\MediaWikiServices;

/**
 * Translation aid that provides the message documentation.
 * @author Niklas Laxström
 * @license GPL-2.0-or-later
 * @since 2013-01-01
 * @ingroup TranslationAids
 */
class DocumentationAid extends TranslationAid {
    public function getData(): array {
        global $wgTranslateDocumentationLanguageCode;
        if ( !$wgTranslateDocumentationLanguageCode ) {
            throw new TranslationHelperException( 'Message documentation is disabled' );
        }

        $page = $this->handle->getKey();
        $ns = $this->handle->getTitle()->getNamespace();

        $info = Utilities::getMessageContent( $page, $wgTranslateDocumentationLanguageCode, $ns ) ?? '';

        return [
            'language' => MediaWikiServices::getInstance()->getContentLanguage()->getCode(),
            'value' => $info,
            'html' => $this->context->getOutput()->parseAsInterface( $info )
        ];
    }
}