' . $_contents;
@eval($_contents);
if (@$_zp_conf_vars['site_upgrade_state'] == 'closed') {
$protocol = 'http';
if (isset($_zp_conf_vars['server_protocol']) && $_zp_conf_vars['server_protocol'] == 'https') {
$protocol = 'https';
} else {
if (isset($_SERVER['HTTPS'])) {
if ('on' == strtolower($_SERVER['HTTPS']) || '1' == $_SERVER['HTTPS']) {
$protocol = 'https';
}
} elseif (isset($_SERVER['SERVER_PORT']) && ( '443' == $_SERVER['SERVER_PORT'] )) {
$protocol = 'https';
}
}
if (isset($_zp_conf_vars['special_pages']['page']['rewrite'])) {
$page = $_zp_conf_vars['special_pages']['page']['rewrite'];
} else {
$page = 'page';
}
if (!preg_match('~' . preg_quote($page) . '/setup_set-mod_rewrite\?z=setup$~', $_SERVER['REQUEST_URI'])) {
header("HTTP/1.1 503 Service Unavailable");
header("Status: 503 Service Unavailable");
header("Retry-After: 3600");
if (file_exists(dirname($_zp_script) . '/plugins/site_upgrade/closed.php')) {
include (dirname($_zp_script) . '/plugins/site_upgrade/closed.php');
} else {
?>
Site closed for upgrade
The site is undergoing an upgrade.
Please return later.