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<?php
declare(strict_types=1);
/**
* SPDX-FileCopyrightText: 2023 Nextcloud GmbH and Nextcloud contributors
* SPDX-License-Identifier: AGPL-3.0-or-later
*/
namespace OC\Core\Controller;
use Exception;
use OCP\AppFramework\Controller;
use OCP\AppFramework\Http;
use OCP\AppFramework\Http\Attribute\FrontpageRoute;
use OCP\AppFramework\Http\Attribute\NoCSRFRequired;
use OCP\AppFramework\Http\Attribute\PublicPage;
use OCP\AppFramework\Http\DataResponse;
use OCP\Capabilities\ICapability;
use OCP\IConfig;
use OCP\IRequest;
use OCP\Server;
use Psr\Container\ContainerExceptionInterface;
use Psr\Log\LoggerInterface;
/**
* Controller about the endpoint /ocm-provider/
*
* @since 28.0.0
*/
class OCMController extends Controller {
public function __construct(
IRequest $request,
private IConfig $config,
private LoggerInterface $logger
) {
parent::__construct('core', $request);
}
/**
* generate a OCMProvider with local data and send it as DataResponse.
* This replaces the old PHP file ocm-provider/index.php
*
* @psalm-suppress MoreSpecificReturnType
* @psalm-suppress LessSpecificReturnStatement
* @return DataResponse<Http::STATUS_OK, array{enabled: bool, apiVersion: string, endPoint: string, resourceTypes: array{name: string, shareTypes: string[], protocols: array{webdav: string}}[]}, array{X-NEXTCLOUD-OCM-PROVIDERS: true, Content-Type: 'application/json'}>|DataResponse<Http::STATUS_INTERNAL_SERVER_ERROR, array{message: string}, array{}>
*
* 200: OCM Provider details returned
* 500: OCM not supported
*/
#[PublicPage]
#[NoCSRFRequired]
#[FrontpageRoute(verb: 'GET', url: '/ocm-provider/')]
public function discovery(): DataResponse {
try {
$cap = Server::get(
$this->config->getAppValue(
'core',
'ocm_providers',
'\OCA\CloudFederationAPI\Capabilities'
)
);
if (!($cap instanceof ICapability)) {
throw new Exception('loaded class does not implements OCP\Capabilities\ICapability');
}
return new DataResponse(
$cap->getCapabilities()['ocm'] ?? ['enabled' => false],
Http::STATUS_OK,
[
'X-NEXTCLOUD-OCM-PROVIDERS' => true,
'Content-Type' => 'application/json'
]
);
} catch (ContainerExceptionInterface|Exception $e) {
$this->logger->error('issue during OCM discovery request', ['exception' => $e]);
return new DataResponse(
['message' => '/ocm-provider/ not supported'],
Http::STATUS_INTERNAL_SERVER_ERROR
);
}
}
}
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