nextcloud/apps/files_encryption/ajax/changeRecoveryPassword.php

54 lines
1.6 KiB
PHP

<?php
/**
* Copyright (c) 2013, Bjoern Schiessle <schiessle@owncloud.com>
* This file is licensed under the Affero General Public License version 3 or later.
* See the COPYING-README file.
*
* Script to change recovery key password
*
*/
use OCA\Encryption;
\OCP\JSON::checkAdminUser();
\OCP\JSON::checkAppEnabled('files_encryption');
\OCP\JSON::callCheck();
$l = OC_L10N::get('core');
$return = false;
$oldPassword = $_POST['oldPassword'];
$newPassword = $_POST['newPassword'];
$view = new \OC\Files\View('/');
$util = new \OCA\Encryption\Util(new \OC\Files\View('/'), \OCP\User::getUser());
$proxyStatus = \OC_FileProxy::$enabled;
\OC_FileProxy::$enabled = false;
$keyId = $util->getRecoveryKeyId();
$keyPath = '/owncloud_private_key/' . $keyId . '.private.key';
$encryptedRecoveryKey = $view->file_get_contents($keyPath);
$decryptedRecoveryKey = \OCA\Encryption\Crypt::decryptPrivateKey($encryptedRecoveryKey, $oldPassword);
if ($decryptedRecoveryKey) {
$cipher = \OCA\Encryption\Helper::getCipher();
$encryptedKey = \OCA\Encryption\Crypt::symmetricEncryptFileContent($decryptedRecoveryKey, $newPassword, $cipher);
if ($encryptedKey) {
\OCA\Encryption\Keymanager::setPrivateSystemKey($encryptedKey, $keyId . '.private.key');
$return = true;
}
}
\OC_FileProxy::$enabled = $proxyStatus;
// success or failure
if ($return) {
\OCP\JSON::success(array('data' => array('message' => $l->t('Password successfully changed.'))));
} else {
\OCP\JSON::error(array('data' => array('message' => $l->t('Could not change the password. Maybe the old password was not correct.'))));
}