proxy.php.tmpl

<?php
$offset = strtotime('+24 hours');
$expStr = "Expires: " . gmdate("D, d M Y H:i:s", $offset) . " GMT";

header("Content-type: application/x-ns-proxy-autoconfig");
header("Cache-Control: no-cache, must-revalidate");
header($expStr);

if(isset($_SERVER['SERVER_NAME'])) {
	$clientip = $_SERVER['SERVER_NAME'];
} else {
	$clientip = $_SERVER['SERVER_ADDR'];
}
?>

function FindProxyForURL(url, host) {
	var proxy_yes = "PROXY <?php echo $clientip ?>:3128";
	var proxy_no = "DIRECT";

	{{ range $host, $containers := groupByMulti $ "Env.VIRTUAL_HOST" "," }}
		{{ range $index, $value := $containers }}
			{{ $network := index $value.Networks 0 }}
			if (shExpMatch(host, "{{ $host  }}")) {
				return proxy_yes;
			}
		{{ end }}
	{{ end }}
	return proxy_no;
}