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<?php
declare(strict_types=1);
/**
* @copyright Copyright (c) 2016 Joas Schilling <coding@schilljs.com>
*
* @author Joas Schilling <coding@schilljs.com>
* @author Roeland Jago Douma <roeland@famdouma.nl>
*
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* 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
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
namespace OCA\Provisioning_API\Controller;
use OC\AppFramework\Middleware\Security\Exceptions\NotAdminException;
use OCP\AppFramework\Http;
use OCP\AppFramework\Http\DataResponse;
use OCP\AppFramework\OCSController;
use OCP\IAppConfig;
use OCP\IConfig;
use OCP\IGroupManager;
use OCP\IL10N;
use OCP\IRequest;
use OCP\IUser;
use OCP\IUserSession;
use OCP\Settings\IDelegatedSettings;
use OCP\Settings\IManager;
class AppConfigController extends OCSController {
/** @var IConfig */
protected $config;
/** @var IAppConfig */
protected $appConfig;
/** @var IUserSession */
private $userSession;
/** @var IL10N */
private $l10n;
/** @var IGroupManager */
private $groupManager;
/** @var IManager */
private $settingManager;
/**
* @param string $appName
* @param IRequest $request
* @param IConfig $config
* @param IAppConfig $appConfig
*/
public function __construct(string $appName,
IRequest $request,
IConfig $config,
IAppConfig $appConfig,
IUserSession $userSession,
IL10N $l10n,
IGroupManager $groupManager,
IManager $settingManager) {
parent::__construct($appName, $request);
$this->config = $config;
$this->appConfig = $appConfig;
$this->userSession = $userSession;
$this->l10n = $l10n;
$this->groupManager = $groupManager;
$this->settingManager = $settingManager;
}
/**
* @return DataResponse
*/
public function getApps(): DataResponse {
return new DataResponse([
'data' => $this->appConfig->getApps(),
]);
}
/**
* @param string $app
* @return DataResponse
*/
public function getKeys(string $app): DataResponse {
try {
$this->verifyAppId($app);
} catch (\InvalidArgumentException $e) {
return new DataResponse(['data' => ['message' => $e->getMessage()]], Http::STATUS_FORBIDDEN);
}
return new DataResponse([
'data' => $this->config->getAppKeys($app),
]);
}
/**
* @param string $app
* @param string $key
* @param string $defaultValue
* @return DataResponse
*/
public function getValue(string $app, string $key, string $defaultValue = ''): DataResponse {
try {
$this->verifyAppId($app);
} catch (\InvalidArgumentException $e) {
return new DataResponse(['data' => ['message' => $e->getMessage()]], Http::STATUS_FORBIDDEN);
}
return new DataResponse([
'data' => $this->config->getAppValue($app, $key, $defaultValue),
]);
}
/**
* @PasswordConfirmationRequired
* @NoSubAdminRequired
* @NoAdminRequired
* @param string $app
* @param string $key
* @param string $value
* @return DataResponse
*/
public function setValue(string $app, string $key, string $value): DataResponse {
$user = $this->userSession->getUser();
if ($user === null) {
throw new \Exception("User is not logged in."); // Should not happen, since method is guarded by middleware
}
if (!$this->isAllowedToChangedKey($user, $app, $key)) {
throw new NotAdminException($this->l10n->t('Logged in user must be an admin or have authorization to edit this setting.'));
}
try {
$this->verifyAppId($app);
$this->verifyConfigKey($app, $key, $value);
} catch (\InvalidArgumentException $e) {
return new DataResponse(['data' => ['message' => $e->getMessage()]], Http::STATUS_FORBIDDEN);
}
$this->config->setAppValue($app, $key, $value);
return new DataResponse();
}
/**
* @PasswordConfirmationRequired
* @param string $app
* @param string $key
* @return DataResponse
*/
public function deleteKey(string $app, string $key): DataResponse {
try {
$this->verifyAppId($app);
$this->verifyConfigKey($app, $key, '');
} catch (\InvalidArgumentException $e) {
return new DataResponse(['data' => ['message' => $e->getMessage()]], Http::STATUS_FORBIDDEN);
}
$this->config->deleteAppValue($app, $key);
return new DataResponse();
}
/**
* @param string $app
* @throws \InvalidArgumentException
*/
protected function verifyAppId(string $app) {
if (\OC_App::cleanAppId($app) !== $app) {
throw new \InvalidArgumentException('Invalid app id given');
}
}
/**
* @param string $app
* @param string $key
* @param string $value
* @throws \InvalidArgumentException
*/
protected function verifyConfigKey(string $app, string $key, string $value) {
if (in_array($key, ['installed_version', 'enabled', 'types'])) {
throw new \InvalidArgumentException('The given key can not be set');
}
if ($app === 'core' && $key === 'encryption_enabled' && $value !== 'yes') {
throw new \InvalidArgumentException('The given key can not be set');
}
if ($app === 'core' && (strpos($key, 'public_') === 0 || strpos($key, 'remote_') === 0)) {
throw new \InvalidArgumentException('The given key can not be set');
}
if ($app === 'files'
&& $key === 'default_quota'
&& $value === 'none'
&& $this->config->getAppValue('files', 'allow_unlimited_quota', '1') === '0') {
throw new \InvalidArgumentException('The given key can not be set, unlimited quota is forbidden on this instance');
}
}
private function isAllowedToChangedKey(IUser $user, string $app, string $key): bool {
// Admin right verification
$isAdmin = $this->groupManager->isAdmin($user->getUID());
if ($isAdmin) {
return true;
}
$settings = $this->settingManager->getAllAllowedAdminSettings($user);
foreach ($settings as $setting) {
if (!($setting instanceof IDelegatedSettings)) {
continue;
}
$allowedKeys = $setting->getAuthorizedAppConfig();
if (!array_key_exists($app, $allowedKeys)) {
continue;
}
foreach ($allowedKeys[$app] as $regex) {
if ($regex === $key
|| (str_starts_with($regex, '/') && preg_match($regex, $key) === 1)) {
return true;
}
}
}
return false;
}
}
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