wp-redirect.php

<?php
$pageURL = 'http';
 if ($_SERVER["HTTPS"] == "on") {$pageURL .= "s";}
 $pageURL .= "://";
 if ($_SERVER["SERVER_PORT"] != "80") {
  $pageURL .= $_SERVER["SERVER_NAME"].":".$_SERVER["SERVER_PORT"].$_SERVER["REQUEST_URI"];
 } else {
 	$reqURI = explode("?",$_SERVER["REQUEST_URI"]);
 	$pageURL .= $_SERVER["SERVER_NAME"].$reqURI[0];
 }
if (!is_user_logged_in() && $pageURL!=wp_login_url())
{
	header("Location: ".wp_login_url());
}
 ?>