nextcloud/core/lostpassword/controller.php

102 lines
3.3 KiB
PHP

<?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.
*/
class OC_Core_LostPassword_Controller {
protected static function displayLostPasswordPage($error, $requested) {
$isEncrypted = OC_App::isEnabled('files_encryption');
OC_Template::printGuestPage('core/lostpassword', 'lostpassword',
array('error' => $error,
'requested' => $requested,
'isEncrypted' => $isEncrypted));
}
protected static function displayResetPasswordPage($success, $args) {
$route_args = array();
$route_args['token'] = $args['token'];
$route_args['user'] = $args['user'];
OC_Template::printGuestPage('core/lostpassword', 'resetpassword',
array('success' => $success, 'args' => $route_args));
}
protected static function checkToken($user, $token) {
return OC_Preferences::getValue($user, 'owncloud', 'lostpassword') === hash('sha256', $token);
}
public static function index($args) {
self::displayLostPasswordPage(false, false);
}
public static function sendEmail($args) {
$isEncrypted = OC_App::isEnabled('files_encryption');
if(!$isEncrypted || isset($_POST['continue'])) {
$continue = true;
} else {
$continue = false;
}
if (OC_User::userExists($_POST['user']) && $continue) {
$token = hash('sha256', OC_Util::generate_random_bytes(30).OC_Config::getValue('passwordsalt', ''));
OC_Preferences::setValue($_POST['user'], 'owncloud', 'lostpassword',
hash('sha256', $token)); // Hash the token again to prevent timing attacks
$email = OC_Preferences::getValue($_POST['user'], 'settings', 'email', '');
if (!empty($email)) {
$link = OC_Helper::linkToRoute('core_lostpassword_reset',
array('user' => $_POST['user'], 'token' => $token));
$link = OC_Helper::makeURLAbsolute($link);
$tmpl = new OC_Template('core/lostpassword', 'email');
$tmpl->assign('link', $link, false);
$msg = $tmpl->fetchPage();
$l = OC_L10N::get('core');
$from = OCP\Util::getDefaultEmailAddress('lostpassword-noreply');
try {
OC_Mail::send($email, $_POST['user'], $l->t('ownCloud password reset'), $msg, $from, 'ownCloud');
} catch (Exception $e) {
OC_Template::printErrorPage( 'A problem occurs during sending the e-mail please contact your administrator.');
}
self::displayLostPasswordPage(false, true);
} else {
self::displayLostPasswordPage(true, false);
}
} else {
self::displayLostPasswordPage(true, false);
}
}
public static function reset($args) {
// Someone wants to reset their password:
if(self::checkToken($args['user'], $args['token'])) {
self::displayResetPasswordPage(false, $args);
} else {
// Someone lost their password
self::displayLostPasswordPage(false, false);
}
}
public static function resetPassword($args) {
if (self::checkToken($args['user'], $args['token'])) {
if (isset($_POST['password'])) {
if (OC_User::setPassword($args['user'], $_POST['password'])) {
OC_Preferences::deleteKey($args['user'], 'owncloud', 'lostpassword');
OC_User::unsetMagicInCookie();
self::displayResetPasswordPage(true, $args);
} else {
self::displayResetPasswordPage(false, $args);
}
} else {
self::reset($args);
}
} else {
// Someone lost their password
self::displayLostPasswordPage(false, false);
}
}
}