PHP Proxy

.htaccess

RewriteEngine On
RewriteRule ^(.*)$ proxy.php [L]

proxy.php

<?php

$ch = curl_init();

curl_setopt($ch, CURLOPT_URL, "http://storage.<region>.cloud.ovh.net/v1/AUTH_<authkey>/<conteneur>". $_SERVER['REQUEST_URI']);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_VERBOSE, true);
curl_setopt($ch, CURLOPT_HEADER, true);

$response = curl_exec($ch);

$header_size = curl_getinfo($ch, CURLINFO_HEADER_SIZE);
$header = explode("\n", substr($response, 0, $header_size));
$body = substr($response, $header_size);

foreach ($header as $key => $r) {
    if (stripos($r, ':') !== FALSE) {
        list($headername, $headervalue) = explode(":", $r, 2);
		if(in_array(strtolower(trim($headername)), array("content-type", "content-length", "etag"))) {
			header(trim($r));
		}
	}
}

$cache_expire = 60*60*24*10;
header("Pragma: public");
header("Cache-Control: maxage=". $cache_expire);
header('Expires: ' . gmdate('D, d M Y H:i:s', time() + $cache_expire).' GMT');

echo $body;

curl_close($ch);
?>