( function ( mw ) { var isMobile; // Connect OOUI to MediaWiki's localisation system OO.ui.getUserLanguages = mw.language.getFallbackLanguageChain; OO.ui.msg = mw.msg; // Connect OOUI's deprecation warnings to MediaWiki's logging system OO.ui.warnDeprecation = function ( message ) { mw.track( 'mw.deprecate', 'oojs-ui' ); mw.log.warn( message ); }; OO.ui.isMobile = function () { if ( isMobile === undefined ) { isMobile = !!mw.config.get( 'wgMFMode' ); } return isMobile; }; }( mediaWiki ) );