T5 Fix HTTPS header on Apache

fix-https-apache.php

<?php # -*- coding: utf-8 -*-
/**
 * Plugin Name: T5 Fix HTTPS header on Apache
 * Version:     2015.07.23
 * Author:      toscho
 * Author URI:  http://toscho.de
 * License:     MIT
 */
if ( empty ( $_SERVER['SERVER_SOFTWARE'] ) )
	return;

if ( FALSE === stristr( $_SERVER['SERVER_SOFTWARE'], 'apache' ) )
	return;

if ( empty ( $_SERVER['HTTPS'] ) )
	return;

if ( '1' === $_SERVER['HTTPS'] )
	$_SERVER['HTTPS'] = FALSE;

if ( '1' === $_SERVER['HTTP_HTTPS'] )
	$_SERVER['HTTP_HTTPS'] = FALSE;