<?php | |
error_reporting(0); | |
$ts = $_REQUEST['ts']; | |
$etag = md5($ts); | |
$ifNoneMatch = isset($_SERVER['HTTP_IF_NONE_MATCH']) ? stripslashes($_SERVER['HTTP_IF_NONE_MATCH']) : false; | |
if ($ifNoneMatch == $etag) { | |
header('HTTP/1.0 304 Not Modified'); | |
die; // stop processing | |
} | |
header("Etag: " . $etag); | |
if ( $ifNoneMatch ) { | |
echo "OK: " . $etag; | |
} else { | |
echo "FAIL"; | |
} | |
?> |