friendica/src/Module/Notifications/Notification.php

<?php

namespace Friendica\Module\Notifications;

use Friendica\BaseModule;
use Friendica\Core\System;
use Friendica\DI;
use Friendica\Network\HTTPException;

/**
 * Interacting with the /notification command
 */
class Notification extends BaseModule
{
	public static function init(array $parameters = [])
	{
		if (!local_user()) {
			throw new HTTPException\UnauthorizedException(DI::l10n()->t('Permission denied.'));
		}
	}

	public static function rawContent(array $parameters = [])
	{
		// @TODO: Replace with parameter from router
		if (DI::args()->get(1) === 'mark' && DI::args()->get(2) === 'all') {
			$success = DI::notification()->setAllSeen();

			header('Content-type: application/json; charset=utf-8');
			echo json_encode([
				'result' => ($success) ? 'success' : 'fail',
			]);
			exit();
		}
	}

	/**
	 * Redirect to the notifications main page or to the url for the chosen notifications
	 *
	 * @return string|void
	 * @throws HTTPException\InternalServerErrorException
	 */
	public static function content(array $parameters = [])
	{
		// @TODO: Replace with parameter from router
		if (DI::args()->getArgc() > 2 && DI::args()->get(1) === 'view' && intval(DI::args()->get(2))) {
			$notificationManager = DI::notification();
			// @TODO: Replace with parameter from router
			$note = $notificationManager->getByID(DI::args()->get(2));
			if (!empty($note)) {
				$notificationManager->setSeen($note);
				if (!empty($note['link'])) {
					System::externalRedirect($note['link']);
				}
			}

			DI::baseUrl()->redirect();
		}

		// @TODO: Replace with parameter from router
		DI::baseUrl()->redirect('notifications/system');
	}
}