nextcloud/core/lostpassword/controller/lostcontroller.php

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<?php
/**
* Copyright (c) 2012 Bart Visscher <bartv@thisnet.nl>
* This file is licensed under the Affero General Public License version 3 or
* later.
* See the COPYING-README file.
*/
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namespace OC\Core\LostPassword\Controller;
use \OCP\AppFramework\Controller;
use \OCP\AppFramework\Http\TemplateResponse;
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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;
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/**
* Class LostController
*
* @package OC\Core\LostPassword\Controller
*/
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class LostController extends Controller {
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/** @var IURLGenerator */
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protected $urlGenerator;
/** @var IUserManager */
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protected $userManager;
/** @var OC_Defaults */
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protected $defaults;
/** @var IL10N */
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protected $l10n;
/** @var string */
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protected $from;
/** @var bool */
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protected $isDataEncrypted;
/** @var IConfig */
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protected $config;
/** @var ISecureRandom */
protected $secureRandom;
/**
* @param string $appName
* @param IRequest $request
* @param IURLGenerator $urlGenerator
* @param $userManager
* @param $defaults
* @param IL10N $l10n
* @param IConfig $config
* @param ISecureRandom $secureRandom
* @param $from
* @param $isDataEncrypted
*/
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public function __construct($appName,
IRequest $request,
IURLGenerator $urlGenerator,
IUserManager $userManager,
OC_Defaults $defaults,
IL10N $l10n,
IConfig $config,
ISecureRandom $secureRandom,
$from,
$isDataEncrypted) {
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parent::__construct($appName, $request);
$this->urlGenerator = $urlGenerator;
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$this->userManager = $userManager;
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$this->defaults = $defaults;
$this->l10n = $l10n;
$this->secureRandom = $secureRandom;
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$this->from = $from;
$this->isDataEncrypted = $isDataEncrypted;
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$this->config = $config;
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}
/**
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* Someone wants to reset their password:
*
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* @PublicPage
* @NoCSRFRequired
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*
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* @param string $token
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* @param string $userId
* @return TemplateResponse
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*/
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public function resetform($token, $userId) {
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return new TemplateResponse(
'core/lostpassword',
'resetpassword',
array(
'link' => $this->urlGenerator->linkToRouteAbsolute('core.lost.setPassword', array('userId' => $userId, 'token' => $token)),
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),
'guest'
);
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}
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/**
* @param $message
* @param array $additional
* @return array
*/
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private function error($message, array $additional=array()) {
return array_merge(array('status' => 'error', 'msg' => $message), $additional);
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}
/**
* @return array
*/
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private function success() {
return array('status'=>'success');
}
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/**
* @PublicPage
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*
* @param string $user
* @return array
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*/
public function email($user){
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// FIXME: use HTTP error codes
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try {
$this->sendEmail($user);
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} catch (\Exception $e){
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return $this->error($e->getMessage());
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}
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return $this->success();
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}
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/**
* @PublicPage
* @param string $token
* @param string $userId
* @param string $password
* @param boolean $proceed
* @return array
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*/
public function setPassword($token, $userId, $password, $proceed) {
if ($this->isDataEncrypted && !$proceed){
return $this->error('', array('encryption' => true));
}
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try {
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$user = $this->userManager->get($userId);
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if (!StringUtils::equals($this->config->getUserValue($userId, 'owncloud', 'lostpassword'), $token)) {
throw new \Exception($this->l10n->t('Couldn\'t reset password because the token is invalid'));
}
if (!$user->setPassword($password)) {
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throw new \Exception();
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}
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$this->config->deleteUserValue($userId, 'owncloud', 'lostpassword');
@\OC_User::unsetMagicInCookie();
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} catch (\Exception $e){
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return $this->error($e->getMessage());
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}
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return $this->success();
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}
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/**
* @param string $user
* @throws \Exception
*/
protected function sendEmail($user) {
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if (!$this->userManager->userExists($user)) {
throw new \Exception($this->l10n->t('Couldn\'t send reset email. Please make sure your username is correct.'));
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}
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$email = $this->config->getUserValue($user, 'settings', 'email');
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if (empty($email)) {
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throw new \Exception(
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$this->l10n->t('Couldn\'t send reset email because there is no '.
'email address for this username. Please ' .
'contact your administrator.')
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);
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}
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$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.setPassword', array('userId' => $user, 'token' => $token));
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$tmpl = new \OC_Template('core/lostpassword', 'email');
$tmpl->assign('link', $link, false);
$msg = $tmpl->fetchPage();
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try {
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// 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()
);
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} catch (\Exception $e) {
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throw new \Exception($this->l10n->t(
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'Couldn\'t send reset email. Please contact your administrator.'
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));
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}
}
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}