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<?php
/**
* @author Bernhard Posselt <dev@bernhard-posselt.com>
* @author Bjoern Schiessle <schiessle@owncloud.com>
* @author Lukas Reschke <lukas@owncloud.com>
* @author Morris Jobke <hey@morrisjobke.de>
* @author Thomas Müller <thomas.mueller@tmit.eu>
* @author Victor Dubiniuk <dubiniuk@owncloud.com>
*
* @copyright Copyright (c) 2015, ownCloud, Inc.
* @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 OC\Core\LostPassword\Controller;
use \OCP\AppFramework\Controller;
use \OCP\AppFramework\Http\TemplateResponse;
use \OCP\IURLGenerator;
use \OCP\IRequest;
use \OCP\IL10N;
use \OCP\IConfig;
use OCP\IUserManager;
use OCP\Security\ISecureRandom;
use \OC_Defaults;
use OCP\Security\StringUtils;
/**
* Class LostController
*
* Successfully changing a password will emit the post_passwordReset hook.
*
* @package OC\Core\LostPassword\Controller
*/
class LostController extends Controller {
/** @var IURLGenerator */
protected $urlGenerator;
/** @var IUserManager */
protected $userManager;
/** @var OC_Defaults */
protected $defaults;
/** @var IL10N */
protected $l10n;
/** @var string */
protected $from;
/** @var bool */
protected $isDataEncrypted;
/** @var IConfig */
protected $config;
/** @var ISecureRandom */
protected $secureRandom;
/**
* @param string $appName
* @param IRequest $request
* @param IURLGenerator $urlGenerator
* @param IUserManager $userManager
* @param OC_Defaults $defaults
* @param IL10N $l10n
* @param IConfig $config
* @param ISecureRandom $secureRandom
* @param string $from
* @param string $isDataEncrypted
*/
public function __construct($appName,
IRequest $request,
IURLGenerator $urlGenerator,
IUserManager $userManager,
OC_Defaults $defaults,
IL10N $l10n,
IConfig $config,
ISecureRandom $secureRandom,
$from,
$isDataEncrypted) {
parent::__construct($appName, $request);
$this->urlGenerator = $urlGenerator;
$this->userManager = $userManager;
$this->defaults = $defaults;
$this->l10n = $l10n;
$this->secureRandom = $secureRandom;
$this->from = $from;
$this->isDataEncrypted = $isDataEncrypted;
$this->config = $config;
}
/**
* Someone wants to reset their password:
*
* @PublicPage
* @NoCSRFRequired
*
* @param string $token
* @param string $userId
* @return TemplateResponse
*/
public function resetform($token, $userId) {
return new TemplateResponse(
'core/lostpassword',
'resetpassword',
array(
'link' => $this->urlGenerator->linkToRouteAbsolute('core.lost.setPassword', array('userId' => $userId, 'token' => $token)),
),
'guest'
);
}
/**
* @param $message
* @param array $additional
* @return array
*/
private function error($message, array $additional=array()) {
return array_merge(array('status' => 'error', 'msg' => $message), $additional);
}
/**
* @return array
*/
private function success() {
return array('status'=>'success');
}
/**
* @PublicPage
*
* @param string $user
* @return array
*/
public function email($user){
// FIXME: use HTTP error codes
try {
$this->sendEmail($user);
} catch (\Exception $e){
return $this->error($e->getMessage());
}
return $this->success();
}
/**
* @PublicPage
* @param string $token
* @param string $userId
* @param string $password
* @param boolean $proceed
* @return array
*/
public function setPassword($token, $userId, $password, $proceed) {
if ($this->isDataEncrypted && !$proceed) {
return $this->error('', array('encryption' => true));
}
try {
$user = $this->userManager->get($userId);
if (!StringUtils::equals($this->config->getUserValue($userId, 'owncloud', 'lostpassword', null), $token)) {
throw new \Exception($this->l10n->t('Couldn\'t reset password because the token is invalid'));
}
if (!$user->setPassword($password)) {
throw new \Exception();
}
\OC_Hook::emit('\OC\Core\LostPassword\Controller\LostController', 'post_passwordReset', array('uid' => $userId, 'password' => $password));
$this->config->deleteUserValue($userId, 'owncloud', 'lostpassword');
@\OC_User::unsetMagicInCookie();
} catch (\Exception $e){
return $this->error($e->getMessage());
}
return $this->success();
}
/**
* @param string $user
* @throws \Exception
*/
protected function sendEmail($user) {
if (!$this->userManager->userExists($user)) {
throw new \Exception($this->l10n->t('Couldn\'t send reset email. Please make sure your username is correct.'));
}
$email = $this->config->getUserValue($user, 'settings', 'email');
if (empty($email)) {
throw new \Exception(
$this->l10n->t('Couldn\'t send reset email because there is no '.
'email address for this username. Please ' .
'contact your administrator.')
);
}
$token = $this->secureRandom->getMediumStrengthGenerator()->generate(21,
ISecureRandom::CHAR_DIGITS.
ISecureRandom::CHAR_LOWER.
ISecureRandom::CHAR_UPPER);
$this->config->setUserValue($user, 'owncloud', 'lostpassword', $token);
$link = $this->urlGenerator->linkToRouteAbsolute('core.lost.resetform', array('userId' => $user, 'token' => $token));
$tmpl = new \OC_Template('core/lostpassword', 'email');
$tmpl->assign('link', $link, false);
$msg = $tmpl->fetchPage();
try {
// FIXME: should be added to the container and injected in here
\OC_Mail::send(
$email,
$user,
$this->l10n->t('%s password reset', array($this->defaults->getName())),
$msg,
$this->from,
$this->defaults->getName()
);
} catch (\Exception $e) {
throw new \Exception($this->l10n->t(
'Couldn\'t send reset email. Please contact your administrator.'
));
}
}
}
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