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<?php
declare(strict_types=1);
/**
* @copyright Copyright (c) 2022 Julius Härtl <jus@bitgrid.net>
*
* @author Julius Härtl <jus@bitgrid.net>
* @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 OCA\Core\ResponseDefinitions;
use OCP\AppFramework\Http;
use OCP\AppFramework\Http\DataResponse;
use OCP\Collaboration\Reference\IDiscoverableReferenceProvider;
use OCP\Collaboration\Reference\IReferenceManager;
use OCP\Collaboration\Reference\Reference;
use OCP\IRequest;
/**
* @psalm-import-type CoreReference from ResponseDefinitions
* @psalm-import-type CoreReferenceProvider from ResponseDefinitions
*/
class ReferenceApiController extends \OCP\AppFramework\OCSController {
public function __construct(
string $appName,
IRequest $request,
private IReferenceManager $referenceManager,
private ?string $userId,
) {
parent::__construct($appName, $request);
}
/**
* @NoAdminRequired
*
* Extract references from a text
*
* @param string $text Text to extract from
* @param bool $resolve Resolve the references
* @param int $limit Maximum amount of references to extract
* @return DataResponse<Http::STATUS_OK, array{references: array<string, CoreReference|null>}, array{}>
*
* 200: References returned
*/
public function extract(string $text, bool $resolve = false, int $limit = 1): DataResponse {
$references = $this->referenceManager->extractReferences($text);
$result = [];
$index = 0;
foreach ($references as $reference) {
if ($index++ >= $limit) {
break;
}
$result[$reference] = $resolve ? $this->referenceManager->resolveReference($reference)->jsonSerialize() : null;
}
return new DataResponse([
'references' => $result
]);
}
/**
* @NoAdminRequired
*
* Resolve a reference
*
* @param string $reference Reference to resolve
* @return DataResponse<Http::STATUS_OK, array{references: array<string, ?CoreReference>}, array{}>
*
* 200: Reference returned
*/
public function resolveOne(string $reference): DataResponse {
/** @var ?CoreReference $resolvedReference */
$resolvedReference = $this->referenceManager->resolveReference(trim($reference))?->jsonSerialize();
$response = new DataResponse(['references' => [$reference => $resolvedReference]]);
$response->cacheFor(3600, false, true);
return $response;
}
/**
* @NoAdminRequired
*
* Resolve multiple references
*
* @param string[] $references References to resolve
* @param int $limit Maximum amount of references to resolve
* @return DataResponse<Http::STATUS_OK, array{references: array<string, CoreReference|null>}, array{}>
*
* 200: References returned
*/
public function resolve(array $references, int $limit = 1): DataResponse {
$result = [];
$index = 0;
foreach ($references as $reference) {
if ($index++ >= $limit) {
break;
}
$result[$reference] = $this->referenceManager->resolveReference($reference)?->jsonSerialize();
}
return new DataResponse([
'references' => $result
]);
}
/**
* @NoAdminRequired
*
* Get the providers
*
* @return DataResponse<Http::STATUS_OK, CoreReferenceProvider[], array{}>
*
* 200: Providers returned
*/
public function getProvidersInfo(): DataResponse {
$providers = $this->referenceManager->getDiscoverableProviders();
$jsonProviders = array_map(static function (IDiscoverableReferenceProvider $provider) {
return $provider->jsonSerialize();
}, $providers);
return new DataResponse($jsonProviders);
}
/**
* @NoAdminRequired
*
* Touch a provider
*
* @param string $providerId ID of the provider
* @param int|null $timestamp Timestamp of the last usage
* @return DataResponse<Http::STATUS_OK, array{success: bool}, array{}>
*
* 200: Provider touched
*/
public function touchProvider(string $providerId, ?int $timestamp = null): DataResponse {
if ($this->userId !== null) {
$success = $this->referenceManager->touchProvider($this->userId, $providerId, $timestamp);
return new DataResponse(['success' => $success]);
}
return new DataResponse(['success' => false]);
}
}
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