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<?php
/**
* SPDX-FileCopyrightText: 2017-2024 Nextcloud GmbH and Nextcloud contributors
* SPDX-FileCopyrightText: 2016 ownCloud, Inc.
* SPDX-License-Identifier: AGPL-3.0-only
*/
namespace OCA\Files_External\Lib\Auth\Password;
use OCA\Files_External\Lib\Auth\AuthMechanism;
use OCA\Files_External\Lib\InsufficientDataForMeaningfulAnswerException;
use OCA\Files_External\Lib\SessionStorageWrapper;
use OCA\Files_External\Lib\StorageConfig;
use OCP\Authentication\Exceptions\CredentialsUnavailableException;
use OCP\Authentication\LoginCredentials\IStore as CredentialsStore;
use OCP\Files\Storage\IStorage;
use OCP\Files\StorageAuthException;
use OCP\IL10N;
use OCP\IUser;
/**
* Username and password from login credentials, saved in session
*/
class SessionCredentials extends AuthMechanism {
public function __construct(
IL10N $l,
private CredentialsStore $credentialsStore,
) {
$this->setIdentifier('password::sessioncredentials')
->setScheme(self::SCHEME_PASSWORD)
->setText($l->t('Log-in credentials, save in session'))
->addParameters([]);
}
/**
* @return void
*/
public function manipulateStorageConfig(StorageConfig &$storage, ?IUser $user = null) {
try {
$credentials = $this->credentialsStore->getLoginCredentials();
} catch (CredentialsUnavailableException $e) {
throw new InsufficientDataForMeaningfulAnswerException('No session credentials saved');
}
if ($user === null) {
throw new StorageAuthException('Session unavailable');
}
if ($credentials->getUID() !== $user->getUID()) {
throw new StorageAuthException('Session credentials for storage owner not available');
}
$storage->setBackendOption('user', $credentials->getLoginName());
$storage->setBackendOption('password', $credentials->getPassword());
}
public function wrapStorage(IStorage $storage): IStorage {
return new SessionStorageWrapper(['storage' => $storage]);
}
}
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