gnu-social/plugins/ActivityPub/Util/OrderedCollectionController.php

114 lines
4.7 KiB
PHP

<?php
declare(strict_types = 1);
// {{{ License
// This file is part of GNU social - https://www.gnu.org/software/social
//
// GNU social 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.
//
// GNU social 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 GNU social. If not, see <http://www.gnu.org/licenses/>.
// }}}
/**
* ActivityPub implementation for GNU social
*
* @package GNUsocial
* @category ActivityPub
*
* @author Diogo Peralta Cordeiro <@diogo.site>
* @copyright 2021 Free Software Foundation, Inc http://www.fsf.org
* @license https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
*/
namespace Plugin\ActivityPub\Util;
use ActivityPhp\Type\Core\OrderedCollection;
use ActivityPhp\Type\Core\OrderedCollectionPage;
use App\Core\Router;
use Component\Collection\Util\Controller\CircleController;
use Component\Collection\Util\Controller\FeedController;
use Component\Collection\Util\Controller\OrderedCollection as GSOrderedCollection;
use Plugin\ActivityPub\ActivityPub;
use Symfony\Component\HttpFoundation\Request;
/**
* Provides a response in application/ld+json to GSActivity
*
* @copyright 2021 Free Software Foundation, Inc http://www.fsf.org
* @license https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
*/
abstract class OrderedCollectionController extends GSOrderedCollection
{
protected array $ordered_items = [];
protected string $route;
protected array $route_args = [];
protected int $actor_id;
public static function fromControllerVars(array $vars): array
{
$route = $vars['request']->get('_route');
$route_args = array_merge($vars['request']->query->all(), $vars['request']->attributes->get('_route_params'));
unset($route_args['is_system_path'], $route_args['template'], $route_args['_format'], $route_args['accept'], $route_args['p']);
if (is_subclass_of($vars['controller'][0], FeedController::class)) {
$notes = [];
foreach ($vars['notes'] as $note_replies) {
$notes[] = Router::url('note_view', ['id' => $note_replies['note']->getId()], type: Router::ABSOLUTE_URL);
}
$type = self::setupType(route: $route, route_args: $route_args, ordered_items: $notes);
} elseif (is_subclass_of($vars['controller'][0], CircleController::class)) {
$actors = [];
foreach ($vars['actors'] as $actor) {
$actors[] = Router::url('actor_view_id', ['id' => $actor->getId()], type: Router::ABSOLUTE_URL);
}
$type = self::setupType(route: $route, route_args: $route_args, ordered_items: $actors);
} else {
$type = self::setupType(route: $route, route_args: $route_args, ordered_items: []);
}
return ['type' => $type];
}
protected static function setupType(string $route, array $route_args = [], array $ordered_items = []): OrderedCollectionPage|OrderedCollection
{
$page = $route_args['page'] ?? 0;
$type = $page === 0 ? new OrderedCollection() : new OrderedCollectionPage();
$type->set('@context', ActivityPub::$activity_streams_two_context);
$type->set('items', $ordered_items);
$type->set('orderedItems', $ordered_items);
$type->set('totalItems', \count($ordered_items));
if ($page === 0) {
$route_args['page'] = 1;
$type->set('first', Router::url($route, $route_args, type: ROUTER::ABSOLUTE_URL));
} else {
$type->set('partOf', Router::url($route, $route_args, type: ROUTER::ABSOLUTE_URL));
if ($page + 1 < $total_pages = 1) { // TODO: do proper pagination
$route_args['page'] = ($page + 1 == 1 ? 2 : $page + 1);
$type->set('next', Router::url($route, $route_args, type: ROUTER::ABSOLUTE_URL));
}
if ($page > 1) {
$route_args['page'] = ($page - 1 <= 0 ? 1 : $page - 1);
$type->set('prev', Router::url($route, $route_args, type: ROUTER::ABSOLUTE_URL));
}
}
return $type;
}
public function handle(Request $request): array
{
$type = self::setupType($this->route, $this->route_args, $this->ordered_items, $this->actor_id);
return ['type' => $type];
}
}