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<?php
/**
* @copyright Copyright (c) 2016, ownCloud, Inc.
*
* @author Björn Schießle <bjoern@schiessle.org>
* @author Joas Schilling <coding@schilljs.com>
*
* @license AGPL-3.0
*
* This code is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License, version 3,
* along with this program. If not, see <http://www.gnu.org/licenses/>
*
*/
namespace OCA\Encryption\Controller;
use OCA\Encryption\Crypto\Crypt;
use OCA\Encryption\KeyManager;
use OCA\Encryption\Session;
use OCA\Encryption\Util;
use OCP\AppFramework\Controller;
use OCP\AppFramework\Http;
use OCP\AppFramework\Http\DataResponse;
use OCP\IL10N;
use OCP\IRequest;
use OCP\ISession;
use OCP\IUserManager;
use OCP\IUserSession;
class SettingsController extends Controller {
/** @var IL10N */
private $l;
/** @var IUserManager */
private $userManager;
/** @var IUserSession */
private $userSession;
/** @var KeyManager */
private $keyManager;
/** @var Crypt */
private $crypt;
/** @var Session */
private $session;
/** @var ISession */
private $ocSession;
/** @var Util */
private $util;
/**
* @param string $AppName
* @param IRequest $request
* @param IL10N $l10n
* @param IUserManager $userManager
* @param IUserSession $userSession
* @param KeyManager $keyManager
* @param Crypt $crypt
* @param Session $session
* @param ISession $ocSession
* @param Util $util
*/
public function __construct($AppName,
IRequest $request,
IL10N $l10n,
IUserManager $userManager,
IUserSession $userSession,
KeyManager $keyManager,
Crypt $crypt,
Session $session,
ISession $ocSession,
Util $util
) {
parent::__construct($AppName, $request);
$this->l = $l10n;
$this->userSession = $userSession;
$this->userManager = $userManager;
$this->keyManager = $keyManager;
$this->crypt = $crypt;
$this->session = $session;
$this->ocSession = $ocSession;
$this->util = $util;
}
/**
* @NoAdminRequired
* @UseSession
*
* @param string $oldPassword
* @param string $newPassword
* @return DataResponse
*/
public function updatePrivateKeyPassword($oldPassword, $newPassword) {
$result = false;
$uid = $this->userSession->getUser()->getUID();
$errorMessage = $this->l->t('Could not update the private key password.');
//check if password is correct
$passwordCorrect = $this->userManager->checkPassword($uid, $newPassword);
if ($passwordCorrect === false) {
// if check with uid fails we need to check the password with the login name
// e.g. in the ldap case. For local user we need to check the password with
// the uid because in this case the login name is case insensitive
$loginName = $this->ocSession->get('loginname');
$passwordCorrect = $this->userManager->checkPassword($loginName, $newPassword);
}
if ($passwordCorrect !== false) {
$encryptedKey = $this->keyManager->getPrivateKey($uid);
$decryptedKey = $this->crypt->decryptPrivateKey($encryptedKey, $oldPassword, $uid);
if ($decryptedKey) {
$encryptedKey = $this->crypt->encryptPrivateKey($decryptedKey, $newPassword, $uid);
$header = $this->crypt->generateHeader();
if ($encryptedKey) {
$this->keyManager->setPrivateKey($uid, $header . $encryptedKey);
$this->session->setPrivateKey($decryptedKey);
$result = true;
}
} else {
$errorMessage = $this->l->t('The old password was not correct, please try again.');
}
} else {
$errorMessage = $this->l->t('The current log-in password was not correct, please try again.');
}
if ($result === true) {
$this->session->setStatus(Session::INIT_SUCCESSFUL);
return new DataResponse(
['message' => (string) $this->l->t('Private key password successfully updated.')]
);
} else {
return new DataResponse(
['message' => (string) $errorMessage],
Http::STATUS_BAD_REQUEST
);
}
}
/**
* @UseSession
*
* @param bool $encryptHomeStorage
* @return DataResponse
*/
public function setEncryptHomeStorage($encryptHomeStorage) {
$this->util->setEncryptHomeStorage($encryptHomeStorage);
return new DataResponse();
}
}