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<?php
declare(strict_types=1);
/**
* @copyright 2020 Christoph Wurst <christoph@winzerhof-wurst.at>
*
* @author Christoph Wurst <christoph@winzerhof-wurst.at>
* @author Joas Schilling <coding@schilljs.com>
* @author John Molakvoæ <skjnldsv@protonmail.com>
* @author Kate Döen <kate.doeen@nextcloud.com>
*
* @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 OC\Core\Controller;
use InvalidArgumentException;
use OC\Search\SearchComposer;
use OC\Search\SearchQuery;
use OC\Search\UnsupportedFilter;
use OCA\Core\ResponseDefinitions;
use OCP\AppFramework\Http;
use OCP\AppFramework\Http\Attribute\ApiRoute;
use OCP\AppFramework\Http\DataResponse;
use OCP\AppFramework\OCSController;
use OCP\IRequest;
use OCP\IURLGenerator;
use OCP\IUserSession;
use OCP\Route\IRouter;
use OCP\Search\ISearchQuery;
use Symfony\Component\Routing\Exception\ResourceNotFoundException;
/**
* @psalm-import-type CoreUnifiedSearchProvider from ResponseDefinitions
* @psalm-import-type CoreUnifiedSearchResult from ResponseDefinitions
*/
class UnifiedSearchController extends OCSController {
public function __construct(
IRequest $request,
private IUserSession $userSession,
private SearchComposer $composer,
private IRouter $router,
private IURLGenerator $urlGenerator,
) {
parent::__construct('core', $request);
}
/**
* @NoAdminRequired
* @NoCSRFRequired
*
* Get the providers for unified search
*
* @param string $from the url the user is currently at
* @return DataResponse<Http::STATUS_OK, CoreUnifiedSearchProvider[], array{}>
*
* 200: Providers returned
*/
#[ApiRoute(verb: 'GET', url: '/providers', root: '/search')]
public function getProviders(string $from = ''): DataResponse {
[$route, $parameters] = $this->getRouteInformation($from);
$result = $this->composer->getProviders($route, $parameters);
$response = new DataResponse($result);
$response->setETag(md5(json_encode($result)));
return $response;
}
/**
* @NoAdminRequired
* @NoCSRFRequired
*
* Launch a search for a specific search provider.
*
* Additional filters are available for each provider.
* Send a request to /providers endpoint to list providers with their available filters.
*
* @param string $providerId ID of the provider
* @param string $term Term to search
* @param int|null $sortOrder Order of entries
* @param int|null $limit Maximum amount of entries
* @param int|string|null $cursor Offset for searching
* @param string $from The current user URL
*
* @return DataResponse<Http::STATUS_OK, CoreUnifiedSearchResult, array{}>|DataResponse<Http::STATUS_BAD_REQUEST, string, array{}>
*
* 200: Search entries returned
* 400: Searching is not possible
*/
#[ApiRoute(verb: 'GET', url: '/providers/{providerId}/search', root: '/search')]
public function search(
string $providerId,
// Unused parameter for OpenAPI spec generator
string $term = '',
?int $sortOrder = null,
?int $limit = null,
$cursor = null,
string $from = '',
): DataResponse {
[$route, $routeParameters] = $this->getRouteInformation($from);
try {
$filters = $this->composer->buildFilterList($providerId, $this->request->getParams());
} catch (UnsupportedFilter|InvalidArgumentException $e) {
return new DataResponse($e->getMessage(), Http::STATUS_BAD_REQUEST);
}
return new DataResponse(
$this->composer->search(
$this->userSession->getUser(),
$providerId,
new SearchQuery(
$filters,
$sortOrder ?? ISearchQuery::SORT_DATE_DESC,
$limit ?? SearchQuery::LIMIT_DEFAULT,
$cursor,
$route,
$routeParameters
)
)->jsonSerialize()
);
}
protected function getRouteInformation(string $url): array {
$routeStr = '';
$parameters = [];
if ($url !== '') {
$urlParts = parse_url($url);
$urlPath = $urlParts['path'];
// Optionally strip webroot from URL. Required for route matching on setups
// with Nextcloud in a webserver subfolder (webroot).
$webroot = $this->urlGenerator->getWebroot();
if ($webroot !== '' && substr($urlPath, 0, strlen($webroot)) === $webroot) {
$urlPath = substr($urlPath, strlen($webroot));
}
try {
$parameters = $this->router->findMatchingRoute($urlPath);
// contacts.PageController.index => contacts.Page.index
$route = $parameters['caller'];
if (substr($route[1], -10) === 'Controller') {
$route[1] = substr($route[1], 0, -10);
}
$routeStr = implode('.', $route);
// cleanup
unset($parameters['_route'], $parameters['action'], $parameters['caller']);
} catch (ResourceNotFoundException $exception) {
}
if (isset($urlParts['query'])) {
parse_str($urlParts['query'], $queryParameters);
$parameters = array_merge($parameters, $queryParameters);
}
}
return [
$routeStr,
$parameters,
];
}
}
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