WordPress: Shortcode to log in or log out of WordPress using nonces

wp-shortcode-login-logout-link.php

<?php
// THIS WILL NOT WORK IN CUSTOM MENU LINKS.
// Fix that with this filter:
// https://gist.github.com/RadGH/88648b181e201b18c7b82fc3cf58ca3b

// Use the [rs_login_logout], [rs_logout] or [rs_login] shortcodes to create the appropriate link. 
// If you are logged in you will always get a logout link, and vice versa.
// You can use the "redirect" attribute to specify where to go after logging in.
function rs_avada_logout_link_shortcode( $atts, $content = '' ) {
	$redirect = isset($atts['redirect']) ? do_shortcode($atts['redirect']) : get_permalink();
	
	if ( is_user_logged_in() ) {
		$link = wp_logout_url( $redirect );
	}else{
		$link = wp_login_url( $redirect );
	}
	
	return $link;
}
add_shortcode( 'rs_login_logout', 'rs_avada_logout_link_shortcode' );
add_shortcode( 'rs_login', 'rs_avada_logout_link_shortcode' );
add_shortcode( 'rs_logout', 'rs_avada_logout_link_shortcode' );