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path: root/lib/private/App/AppStore/Fetcher/AppDiscoverFetcher.php
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<?php
/**
 * @copyright Copyright (c) 2024 Ferdinand Thiessen <opensource@fthiessen.de>
 *
 * @author Ferdinand Thiessen <opensource@fthiessen.de>
 *
 * @license AGPL-3.0-or-later
 *
 * 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\App\AppStore\Fetcher;

use DateTimeImmutable;
use OC\App\CompareVersion;
use OC\Files\AppData\Factory;
use OCP\AppFramework\Utility\ITimeFactory;
use OCP\Http\Client\IClientService;
use OCP\IConfig;
use OCP\Support\Subscription\IRegistry;
use Psr\Log\LoggerInterface;

class AppDiscoverFetcher extends Fetcher {

	public const INVALIDATE_AFTER_SECONDS = 86400;

	public function __construct(
		Factory $appDataFactory,
		IClientService $clientService,
		ITimeFactory $timeFactory,
		IConfig $config,
		LoggerInterface $logger,
		IRegistry $registry,
		private CompareVersion $compareVersion,
	) {
		parent::__construct(
			$appDataFactory,
			$clientService,
			$timeFactory,
			$config,
			$logger,
			$registry
		);

		$this->fileName = 'discover.json';
		$this->endpointName = 'discover.json';
	}

	/**
	 * Get the app discover section entries
	 *
	 * @param bool $allowUnstable Include also expired and upcoming entries
	 */
	public function get($allowUnstable = false) {
		$entries = parent::get(false);

		if (!$allowUnstable) {
			$now = new DateTimeImmutable();

			// Remove expired or future entries
			return array_filter($entries, function (array $entry) use ($now) {
				try {
					$date = new DateTimeImmutable($entry['date'] ?? '');
					if ($date > $now) {
						return false;
					}
				} catch (\Throwable $e) {
					// Invalid date format
					return false;
				}

				try {
					$expiryDate = new DateTimeImmutable($entry['expiryDate'] ?? '');
					if ($expiryDate < $now) {
						return false;
					}
				} catch (\Throwable $e) {
					// Invalid expiryDate format
					return false;
				}

				return true;
			});
		}

		return $entries;
	}
}