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<?php
// in both cases, this code will add WP's built-in Login/Logout link to the last position in the menu
// with acknowledgement to voodoopress.com
// http://voodoopress.com/add-a-login-logout-link-to-only-one-specific-menu/

//ADD LOGIN LINK TO SECONDARY MENU
add_filter('wp_nav_menu_items', 'add_login_logout_link', 10, 2);

function add_login_logout_link($items, $args) {
	if( $args->theme_location == 'secondary' ) {
	$transmitredir = htmlspecialchars($_SERVER['REQUEST_URI']);
	$loginoutlink = wp_loginout($transmitredir, false);
	return $items . "<li> $loginoutlink </li>";
	}
	return $items;
}


//ADD LOGIN LINK TO PRIMARY MENU
add_filter('wp_nav_menu_items', 'add_login_logout_link', 10, 2);

function add_login_logout_link($items, $args) {
	if( $args->theme_location == 'primary' ) {
	$transmitredir = htmlspecialchars($_SERVER['REQUEST_URI']);
	$loginoutlink = wp_loginout($transmitredir, false);
	return $items . "<li> $loginoutlink </li>";
	}
	return $items;
}
?>