<?php set_include_path(dirname(__FILE__) . PATH_SEPARATOR . dirname(dirname(__FILE__)) . PATH_SEPARATOR . dirname(dirname(__FILE__)) . "/include" . PATH_SEPARATOR . get_include_path()); require_once "config.php"; chdir('..'); $filename = CACHE_DIR . '/images/' . sha1($_GET['url']) . '.png'; if (file_exists($filename)) { header("Content-type: image/png"); echo file_get_contents($filename); } else { header("Location: " . $_GET['url']); } ?>