gnu-social/components/Group/Group.php

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<?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/>.
// }}}
namespace Component\Group;
use App\Core\Event;
use function App\Core\I18n\_m;
use App\Core\Modules\Component;
use App\Core\Router\RouteLoader;
use App\Core\Router\Router;
use App\Entity\Activity;
use App\Entity\Actor;
use App\Util\Common;
use App\Util\HTML;
use App\Util\Nickname;
use Component\Group\Controller as C;
use Component\Group\Entity\LocalGroup;
use Component\Notification\Notification;
use Symfony\Component\HttpFoundation\Request;
class Group extends Component
{
public function onAddRoute(RouteLoader $r): bool
{
$r->connect(id: 'group_actor_view_id', uri_path: '/group/{id<\d+>}', target: [C\GroupFeed::class, 'groupViewId']);
$r->connect(id: 'group_actor_view_nickname', uri_path: '/!{nickname<' . Nickname::DISPLAY_FMT . '>}', target: [C\GroupFeed::class, 'groupViewNickname']);
$r->connect(id: 'group_create', uri_path: '/group/new', target: [C\Group::class, 'groupCreate']);
$r->connect(id: 'group_actor_settings', uri_path: '/group/{id<\d+>}/settings', target: [C\Group::class, 'groupSettings']);
return Event::next;
}
/**
* Enqueues a notification for an Actor (such as person or group) which means
* it shows up in their home feed and such.
*/
public function onNewNotificationStart(Actor $sender, Activity $activity, array $targets = [], ?string $reason = null): bool
{
foreach ($targets as $target) {
if ($target->isGroup()) {
// The Group announces to its subscribers
Notification::notify(
sender: $target,
activity: $activity,
targets: $target->getSubscribers(),
reason: $reason,
);
}
}
return Event::next;
}
/**
* Add an <a href=group_actor_settings> to the profile card for groups, if the current actor can access them
*/
public function onAppendCardProfile(array $vars, array &$res): bool
{
$actor = Common::actor();
$group = $vars['actor'];
if (!\is_null($actor) && $group->isGroup()) {
if ($actor->canModerate($group)) {
$url = Router::url('group_actor_settings', ['id' => $group->getId()]);
$res[] = HTML::html(['a' => ['attrs' => ['href' => $url, 'title' => _m('Edit group settings'), 'class' => 'profile-extra-actions'], _m('Group settings')]]);
}
$res[] = HTML::html(['a' => ['attrs' => ['href' => Router::url('blog_post', ['in' => $group->getId()]), 'title' => _m('Make a new blog post'), 'class' => 'profile-extra-actions'], _m('Post in blog')]]);
}
return Event::next;
}
/**
* If in a group route, get the current group
*/
private function getGroupFromContext(Request $request): ?Actor
{
if (\is_array($request->get('post_note')) && \array_key_exists('_next', $request->get('post_note'))) {
$next = parse_url($request->get('post_note')['_next']);
$match = Router::match($next['path']);
$route = $match['_route'];
$identifier = $match['id'] ?? $match['nickname'] ?? null;
} else {
$route = $request->get('_route');
$identifier = $request->get('id') ?? $request->get('nickname');
}
if (str_starts_with($route, 'group_actor_view_')) {
switch ($route) {
case 'group_actor_view_nickname':
return LocalGroup::getActorByNickname($identifier);
case 'group_actor_view_id':
return Actor::getById((int) $identifier);
}
}
return null;
}
public function onPostingFillTargetChoices(Request $request, Actor $actor, array &$targets): bool
{
$group = $this->getGroupFromContext($request);
if (!\is_null($group)) {
$nick = "!{$group->getNickname()}";
$targets[$nick] = $group->getId();
}
return Event::next;
}
/**
* Indicates the context in which Posting's form is to be presented. Passing on $context_actor to Posting's
* onAppendRightPostingBlock event, the Group a given $actor is currently browsing.
*
* Makes it possible to automagically fill in the targets (aka the Group which this $request route is connected to)
* in the Posting's form.
*
* @param null|Actor $context_actor Actor group, if current route is part of an existing Group set of routes
*/
public function onPostingGetContextActor(Request $request, Actor $actor, ?Actor &$context_actor): bool
{
$ctx = $this->getGroupFromContext($request);
if (!\is_null($ctx)) {
$context_actor = $ctx;
return Event::stop;
}
return Event::next;
}
}