89 lines
3.1 KiB
PHP
89 lines
3.1 KiB
PHP
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<?php
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/**
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* @author Robin Appelman <icewind@owncloud.com>
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*
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* @copyright Copyright (c) 2015, ownCloud, Inc.
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* @license AGPL-3.0
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*
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* This code is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License, version 3,
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License, version 3,
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* along with this program. If not, see <http://www.gnu.org/licenses/>
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*
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*/
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namespace OCA\Files_External\Lib\Auth\Password;
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use OCA\Files_External\Lib\Auth\IUserProvided;
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use OCA\Files_External\Lib\DefinitionParameter;
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use OCA\Files_External\Service\BackendService;
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use OCP\IL10N;
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use OCP\IUser;
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use OCA\Files_External\Lib\Auth\AuthMechanism;
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use OCA\Files_External\Lib\StorageConfig;
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use OCP\Security\ICredentialsManager;
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use OCP\Files\Storage;
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use OCA\Files_External\Lib\InsufficientDataForMeaningfulAnswerException;
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/**
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* User provided Username and Password
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*/
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class UserProvided extends AuthMechanism implements IUserProvided {
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const CREDENTIALS_IDENTIFIER_PREFIX = 'password::userprovided/';
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/** @var ICredentialsManager */
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protected $credentialsManager;
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public function __construct(IL10N $l, ICredentialsManager $credentialsManager) {
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$this->credentialsManager = $credentialsManager;
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$this
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->setIdentifier('password::userprovided')
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->setVisibility(BackendService::VISIBILITY_ADMIN)
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->setScheme(self::SCHEME_PASSWORD)
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->setText($l->t('User entered, store in database'))
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->addParameters([
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(new DefinitionParameter('user', $l->t('Username')))
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->setFlag(DefinitionParameter::FLAG_USER_PROVIDED),
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(new DefinitionParameter('password', $l->t('Password')))
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->setType(DefinitionParameter::VALUE_PASSWORD)
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->setFlag(DefinitionParameter::FLAG_USER_PROVIDED),
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]);
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}
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private function getCredentialsIdentifier($storageId) {
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return self::CREDENTIALS_IDENTIFIER_PREFIX . $storageId;
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}
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public function saveBackendOptions(IUser $user, $id, array $options) {
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$this->credentialsManager->store($user->getUID(), $this->getCredentialsIdentifier($id), [
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'user' => $options['user'], // explicitly copy the fields we want instead of just passing the entire $options array
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'password' => $options['password'] // this way we prevent users from being able to modify any other field
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]);
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}
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public function manipulateStorageConfig(StorageConfig &$storage, IUser $user = null) {
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if (!isset($user)) {
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throw new InsufficientDataForMeaningfulAnswerException('No credentials saved');
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}
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$uid = $user->getUID();
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$credentials = $this->credentialsManager->retrieve($uid, $this->getCredentialsIdentifier($storage->getId()));
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if (!isset($credentials)) {
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throw new InsufficientDataForMeaningfulAnswerException('No credentials saved');
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}
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$storage->setBackendOption('user', $credentials['user']);
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$storage->setBackendOption('password', $credentials['password']);
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}
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}
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