if (!empty($name) && !empty($url) && !empty($membership) && !empty($has_public_acl)) {
$valid = true;
if (!(stristr($url, "http://") || stristr($url, "https://")) || substr($url, -1) != "/") {
$valid = false;
register_error(elgg_echo("subsite_manager:action:subsites:new:error:validate:url:invalid"));
} elseif (get_site_by_url($url)) {
$valid = false;
register_error(elgg_echo("subsite_manager:action:subsites:new:error:validate:url:duplicate"));
}
if ($valid) {
$url = strtolower($url);
$site = new Subsite();
$site->name = $name;
$site->description = $description;
$site->url = $url;
if (!($guid = $site->save())) {
register_error(elgg_echo("IOException:UnableToSaveNew", array(get_class($site))));
$site = null;
} else {
$site = get_entity($guid);
$site->createACL();
// set default language
$lan = get_config("language", $CONFIG->site_guid);
set_config("language", $lan, $site->getGUID());
// set default access
set_config("default_access", $site->getACL(), $site->getGUID());
// default allow registration
set_config("allow_registration", true, $site->getGUID());
// enable simple cache
datalist_set("simplecache_enabled_" . $site->getGUID(), 1);
// enable file path cache
