nextcloud/apps/files_external/lib/Controller/UserGlobalStoragesControlle...

208 lines
5.4 KiB
PHP

<?php
/**
* @copyright Copyright (c) 2016, ownCloud, Inc.
*
* @author Joas Schilling <coding@schilljs.com>
* @author Juan Pablo Villafáñez <jvillafanez@solidgear.es>
* @author Robin Appelman <robin@icewind.nl>
* @author Robin McCorkell <robin@mccorkell.me.uk>
*
* @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\Controller;
use OCA\Files_External\Lib\Auth\AuthMechanism;
use OCA\Files_External\Lib\Auth\IUserProvided;
use OCA\Files_External\Lib\InsufficientDataForMeaningfulAnswerException;
use OCP\ILogger;
use \OCP\IRequest;
use \OCP\IL10N;
use \OCP\AppFramework\Http\DataResponse;
use \OCP\AppFramework\Http;
use OCA\Files_External\Service\UserGlobalStoragesService;
use OCA\Files_External\NotFoundException;
use OCA\Files_External\Lib\StorageConfig;
use \OCA\Files_External\Lib\Backend\Backend;
use OCP\IUserSession;
/**
* User global storages controller
*/
class UserGlobalStoragesController extends StoragesController {
/**
* @var IUserSession
*/
private $userSession;
/**
* Creates a new user global storages controller.
*
* @param string $AppName application name
* @param IRequest $request request object
* @param IL10N $l10n l10n service
* @param UserGlobalStoragesService $userGlobalStoragesService storage service
* @param IUserSession $userSession
*/
public function __construct(
$AppName,
IRequest $request,
IL10N $l10n,
UserGlobalStoragesService $userGlobalStoragesService,
IUserSession $userSession,
ILogger $logger
) {
parent::__construct(
$AppName,
$request,
$l10n,
$userGlobalStoragesService,
$logger
);
$this->userSession = $userSession;
}
/**
* Get all storage entries
*
* @return DataResponse
*
* @NoAdminRequired
*/
public function index() {
$storages = $this->service->getUniqueStorages();
// remove configuration data, this must be kept private
foreach ($storages as $storage) {
$this->sanitizeStorage($storage);
}
return new DataResponse(
$storages,
Http::STATUS_OK
);
}
protected function manipulateStorageConfig(StorageConfig $storage) {
/** @var AuthMechanism */
$authMechanism = $storage->getAuthMechanism();
$authMechanism->manipulateStorageConfig($storage, $this->userSession->getUser());
/** @var Backend */
$backend = $storage->getBackend();
$backend->manipulateStorageConfig($storage, $this->userSession->getUser());
}
/**
* Get an external storage entry.
*
* @param int $id storage id
* @param bool $testOnly whether to storage should only test the connection or do more things
* @return DataResponse
*
* @NoAdminRequired
*/
public function show($id, $testOnly = true) {
try {
$storage = $this->service->getStorage($id);
$this->updateStorageStatus($storage, $testOnly);
} catch (NotFoundException $e) {
return new DataResponse(
[
'message' => (string)$this->l10n->t('Storage with ID "%d" not found', array($id))
],
Http::STATUS_NOT_FOUND
);
}
$this->sanitizeStorage($storage);
return new DataResponse(
$storage,
Http::STATUS_OK
);
}
/**
* Update an external storage entry.
* Only allows setting user provided backend fields
*
* @param int $id storage id
* @param array $backendOptions backend-specific options
* @param bool $testOnly whether to storage should only test the connection or do more things
*
* @return DataResponse
*
* @NoAdminRequired
*/
public function update(
$id,
$backendOptions,
$testOnly = true
) {
try {
$storage = $this->service->getStorage($id);
$authMechanism = $storage->getAuthMechanism();
if ($authMechanism instanceof IUserProvided) {
$authMechanism->saveBackendOptions($this->userSession->getUser(), $id, $backendOptions);
$authMechanism->manipulateStorageConfig($storage, $this->userSession->getUser());
} else {
return new DataResponse(
[
'message' => (string)$this->l10n->t('Storage with ID "%d" is not user editable', array($id))
],
Http::STATUS_FORBIDDEN
);
}
} catch (NotFoundException $e) {
return new DataResponse(
[
'message' => (string)$this->l10n->t('Storage with ID "%d" not found', array($id))
],
Http::STATUS_NOT_FOUND
);
}
$this->updateStorageStatus($storage, $testOnly);
$this->sanitizeStorage($storage);
return new DataResponse(
$storage,
Http::STATUS_OK
);
}
/**
* Remove sensitive data from a StorageConfig before returning it to the user
*
* @param StorageConfig $storage
*/
protected function sanitizeStorage(StorageConfig $storage) {
$storage->setBackendOptions([]);
$storage->setMountOptions([]);
if ($storage->getAuthMechanism() instanceof IUserProvided) {
try {
$storage->getAuthMechanism()->manipulateStorageConfig($storage, $this->userSession->getUser());
} catch (InsufficientDataForMeaningfulAnswerException $e) {
// not configured yet
}
}
}
}