get_ActiveTypes();
// check if deletion was canceled
if (isset($_POST['abort'])) {
	display_main(null, null);
	exit;
}
$error = null;
$message = null;
// check if submit button was pressed
if (isset($_POST['createOU']) || isset($_POST['deleteOU'])) {
	// new ou
	if (isset($_POST['createOU'])) {
		// create ou if valid
		if (preg_match("/^[a-z0-9 _\\-]+$/i", $_POST['newOU'])) {
			// check if ou already exists
			$new_dn = "ou=" . $_POST['newOU'] . "," . $_POST['parentOU'];
			$found = ldapGetDN($new_dn);
			if ($found == null) {
				// add new ou
				$ou = array();
				$ou['objectClass'] = "organizationalunit";
				$ou['ou'] = $_POST['newOU'];
				$ret = @ldap_add($_SESSION['ldap']->server(), $new_dn, $ou);
				if ($ret) {
					$message = _("New OU created successfully.");
				}
				else {
					$error = _("Unable to create new OU!");
				}
			}
			else $error = _("OU already exists!");
		}
		// show errormessage if ou is invalid
		else {
			$error = _("OU is invalid!") . "
" . htmlspecialchars($_POST['newOU']);
		}
	}
	// delete ou, user was sure
	elseif (isset($_POST['deleteOU']) && isset($_POST['sure'])) {
		$ret = @ldap_delete($_SESSION['ldap']->server(), $_POST['deletename']);
		if ($ret) {
			$message = _("OU deleted successfully.");
		}
		else {
			$error = _("Unable to delete OU!");
		}
	}
	// ask if user is sure to delete
	elseif (isset($_POST['deleteOU'])) {
		// check for sub entries
		$sr = @ldap_list($_SESSION['ldap']->server(), $_POST['deleteableOU'], "ObjectClass=*", array(""));
		$info = @ldap_get_entries($_SESSION['ldap']->server(), $sr);
		if ($sr && $info['count'] == 0) {
			// print header
			include 'main_header.php';
			echo '