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<?php
/**
* @author Robin McCorkell <rmccorkell@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 OCA\Files_External\Lib\Auth\Password;
use \OCP\IL10N;
use \OCA\Files_External\Lib\DefinitionParameter;
use \OCA\Files_External\Lib\Auth\AuthMechanism;
use \OCA\Files_External\Lib\StorageConfig;
use \OCP\ISession;
use \OCP\Security\ICrypto;
use \OCP\Files\Storage;
use \OCA\Files_External\Lib\SessionStorageWrapper;
use \OCA\Files_External\Lib\InsufficientDataForMeaningfulAnswerException;
/**
* Username and password from login credentials, saved in session
*/
class SessionCredentials extends AuthMechanism {
/** @var ISession */
protected $session;
/** @var ICrypto */
protected $crypto;
public function __construct(IL10N $l, ISession $session, ICrypto $crypto) {
$this->session = $session;
$this->crypto = $crypto;
$this
->setIdentifier('password::sessioncredentials')
->setScheme(self::SCHEME_PASSWORD)
->setText($l->t('Session credentials'))
->addParameters([
])
;
\OCP\Util::connectHook('OC_User', 'post_login', $this, 'authenticate');
}
/**
* Hook listener on post login
*
* @param array $params
*/
public function authenticate(array $params) {
$this->session->set('password::sessioncredentials/credentials', $this->crypto->encrypt(json_encode($params)));
}
public function manipulateStorageConfig(StorageConfig &$storage) {
$encrypted = $this->session->get('password::sessioncredentials/credentials');
if (!isset($encrypted)) {
throw new InsufficientDataForMeaningfulAnswerException('No session credentials saved');
}
$credentials = json_decode($this->crypto->decrypt($encrypted), true);
$storage->setBackendOption('user', $this->session->get('loginname'));
$storage->setBackendOption('password', $credentials['password']);
}
public function wrapStorage(Storage $storage) {
return new SessionStorageWrapper(['storage' => $storage]);
}
}
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