wikimedia/mediawiki-extensions-UniversalLanguageSelector

<?php
/**
 * ResourceLoader module for client-side loading of json-based localization.
 *
 * @file
 * @ingroup Extensions
 * @author Santhosh Thottingal
 */

namespace UniversalLanguageSelector;

use MediaWiki\Html\Html;
use MediaWiki\ResourceLoader\Context;
use MediaWiki\ResourceLoader\Module;

/**
 * ResourceLoader module for client-side loading of json-based localization.
 */
class ResourceLoaderULSJsonMessageModule extends Module {
    /**
     * Part of the ResourceLoader module interface.
     * Declares the core ext.uls.i18n module as a dependency.
     * @suppress PhanParamSignatureRealMismatchParamType, UnusedSuppression -- T308443
     * @param Context|null $context
     * @return string[] Module names.
     */
    public function getDependencies( Context $context = null ) {
        return [ 'ext.uls.i18n' ];
    }

    /**
     * @suppress PhanParamSignatureRealMismatchParamType, UnusedSuppression -- T308443
     * @param Context $context
     * @return array
     */
    public function getDefinitionSummary( Context $context ) {
        $code = $context->getLanguage();
        $fileHashes = array_map(
            [ __CLASS__, 'safeFileHash' ],
            ULSJsonMessageLoader::getFilenames( $code )
        );

        $summary = parent::getDefinitionSummary( $context );
        $summary[] = [
            'fileHashes' => $fileHashes
        ];
        return $summary;
    }

    /**
     * Get the message strings for the current UI language. Uses
     * mw.uls.loadLocalization to register them on the frontend.
     * @suppress PhanParamSignatureRealMismatchParamType, UnusedSuppression -- T308443
     * @param Context $context
     * @return string JavaScript code.
     */
    public function getScript( Context $context ) {
        $code = $context->getLanguage();
        $params = [ $code, ULSJsonMessageLoader::getMessages( $code ) ];

        return Html::encodeJsCall( 'mw.uls.loadLocalization', $params );
    }
}