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<?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
*
*/
\OCP\JSON::checkLoggedIn();
\OCP\JSON::checkAppEnabled('files_encryption');
\OCP\JSON::callCheck();
$l = \OC::$server->getL10N('core');
$return = false;
$errorMessage = $l->t('Could not update the private key password.');
$oldPassword = (string)$_POST['oldPassword'];
$newPassword = (string)$_POST['newPassword'];
$view = new \OC\Files\View('/');
$session = new \OCA\Files_Encryption\Session($view);
$user = \OCP\User::getUser();
$loginName = \OC::$server->getUserSession()->getLoginName();
// check new password
$passwordCorrect = \OCP\User::checkPassword($loginName, $newPassword);
if ($passwordCorrect !== false) {
$proxyStatus = \OC_FileProxy::$enabled;
\OC_FileProxy::$enabled = false;
$encryptedKey = \OCA\Files_Encryption\Keymanager::getPrivateKey($view, $user);
$decryptedKey = $encryptedKey ? \OCA\Files_Encryption\Crypt::decryptPrivateKey($encryptedKey, $oldPassword) : false;
if ($decryptedKey) {
$cipher = \OCA\Files_Encryption\Helper::getCipher();
$encryptedKey = \OCA\Files_Encryption\Crypt::symmetricEncryptFileContent($decryptedKey, $newPassword, $cipher);
if ($encryptedKey) {
\OCA\Files_Encryption\Keymanager::setPrivateKey($encryptedKey, $user);
$session->setPrivateKey($decryptedKey);
$return = true;
}
} else {
$result = false;
$errorMessage = $l->t('The old password was not correct, please try again.');
}
\OC_FileProxy::$enabled = $proxyStatus;
} else {
$result = false;
$errorMessage = $l->t('The current log-in password was not correct, please try again.');
}
// success or failure
if ($return) {
$session->setInitialized(\OCA\Files_Encryption\Session::INIT_SUCCESSFUL);
\OCP\JSON::success(array('data' => array('message' => $l->t('Private key password successfully updated.'))));
} else {
\OCP\JSON::error(array('data' => array('message' => $errorMessage)));
}
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