filter-nav-menus.php

<?php

/*** Used this to fix the menu/language issues with Transposh. 
 * Adding _JAZIK_ to menu custom links will enable getting current language code,
   so the menu redirects to proper language URL.
***/

add_filter('wp_nav_menu', 'menu_shortcodes');

function menu_shortcodes( $menu ){
return str_replace('_JAZIK_',preg_replace("~^(?:f|ht)tps?://~i", '', transposh_get_current_language() ), do_shortcode( $menu ) );
}

add_shortcode('test','tester');

function tester(){
	return 'Worked!';
}