Change admin language with wpml "fix"

change-admin-lang-wpml

<?php
global $pagenow;

if ( isset( $_GET['lang'] ) && is_admin() && $pagenow != 'post.php' ) {
   $user_id = wp_get_current_user()->ID;
   $lang = filter_var( $_GET['lang'], FILTER_SANITIZE_STRING );

   update_user_meta( $user_id,'icl_admin_language', $lang );
   $url = "http" . (($_SERVER['SERVER_PORT'] == 443) ? "s://" : "://") . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'];
   $redirect = esc_url( remove_query_arg( 'lang', $url ) );

   wp_redirect( $redirect );
   exit();
}