gnu-social/components/Circle/Circle.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\Circle;
use App\Core\Cache;
use App\Core\DB\DB;
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\Actor;
use App\Entity\Feed;
use App\Entity\LocalUser;
use App\Util\Common;
use App\Util\Nickname;
use Component\Circle\Controller as CircleController;
use Component\Circle\Entity\ActorCircle;
use Component\Circle\Entity\ActorCircleSubscription;
use Component\Circle\Entity\ActorTag;
use Component\Collection\Util\MetaCollectionTrait;
use Component\Tag\Tag;
use Functional as F;
use Symfony\Component\HttpFoundation\Request;
/**
* Component responsible for handling and representing ActorCircles and ActorTags
*
* @author Hugo Sales <hugo@hsal.es>
* @author Phablulo <phablulo@gmail.com>
* @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
*/
class Circle extends Component
{
use MetaCollectionTrait;
public const TAG_CIRCLE_REGEX = '/' . Nickname::BEFORE_MENTIONS . '@#([\pL\pN_\-\.]{1,64})/';
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protected const SLUG = 'circle';
protected const PLURAL_SLUG = 'circles';
public function onAddRoute(RouteLoader $r): bool
{
$r->connect('actor_circle_view_by_circle_id', '/circle/{circle_id<\d+>}', [CircleController\Circle::class, 'circleById']);
// View circle members by (tagger id or nickname) and tag
$r->connect('actor_circle_view_by_circle_tagger_tag', '/circle/actor/{tagger_id<\d+>/{tag<' . Tag::TAG_SLUG_REGEX . '>}}', [CircleController\Circle::class, 'circleByTaggerIdAndTag']);
$r->connect('actor_circle_view_by_circle_tagger_tag', '/circle/@{nickname<' . Nickname::DISPLAY_FMT . '>}/{tag<' . Tag::TAG_SLUG_REGEX . '>}', [CircleController\Circle::class, 'circleByTaggerNicknameAndTag']);
// View all circles by actor id or nickname
$r->connect(
id: 'actor_circles_view_by_actor_id',
uri_path: '/actor/{tag<' . Tag::TAG_SLUG_REGEX . '>}/circles',
target: [CircleController\Circles::class, 'collectionsViewByActorId'],
);
$r->connect(
id: 'actor_circles_view_by_nickname',
uri_path: '/@{nickname<' . Nickname::DISPLAY_FMT . '>}/circles',
target: [CircleController\Circles::class, 'collectionsViewByActorNickname'],
);
$r->connect('actor_circle_view_feed_by_circle_id', '/circle/{circle_id<\d+>}/feed', [CircleController\Circles::class, 'feedByCircleId']);
// View circle feed by (tagger id or nickname) and tag
$r->connect('actor_circle_view_feed_by_circle_tagger_tag', '/circle/actor/{tagger_id<\d+>/{tag<' . Tag::TAG_SLUG_REGEX . '>}}/feed', [CircleController\Circles::class, 'feedByTaggerIdAndTag']);
$r->connect('actor_circle_view_feed_by_circle_tagger_tag', '/circle/@{nickname<' . Nickname::DISPLAY_FMT . '>}/{tag<' . Tag::TAG_SLUG_REGEX . '>}/feed', [CircleController\Circles::class, 'feedByTaggerNicknameAndTag']);
return Event::next;
}
public static function cacheKeys(string $tag_single_or_multi): array
{
return [
'actor_single' => "actor-tag-feed-{$tag_single_or_multi}",
'actor_multi' => "actor-tags-feed-{$tag_single_or_multi}",
];
}
public function onPopulateSettingsTabs(Request $request, string $section, array &$tabs): bool
{
if ($section === 'profile' && $request->get('_route') === 'settings') {
$tabs[] = [
'title' => 'Self tags',
'desc' => 'Add or remove tags on yourself',
'id' => 'settings-self-tags',
'controller' => CircleController\SelfTagsSettings::settingsSelfTags($request, Common::actor(), 'settings-self-tags-details'),
];
}
return Event::next;
}
public function onPostingFillTargetChoices(Request $request, Actor $actor, array &$targets): bool
{
$circles = $actor->getCircles();
foreach ($circles as $circle) {
$tag = $circle->getTag();
$targets["#{$tag}"] = $tag;
}
return Event::next;
}
// Meta Collection -------------------------------------------------------------------
private function getActorIdFromVars(array $vars): int
{
$id = $vars['request']->get('id', null);
if ($id) {
return (int) $id;
}
$nick = $vars['request']->get('nickname');
$user = LocalUser::getByNickname($nick);
return $user->getId();
}
public static function createCircle(Actor|int $tagger_id, string $tag): int
{
$tagger_id = \is_int($tagger_id) ? $tagger_id : $tagger_id->getId();
$circle = ActorCircle::create([
'tagger' => $tagger_id,
'tag' => $tag,
'description' => null, // TODO
'private' => false, // TODO
]);
DB::persist($circle);
Cache::delete(Actor::cacheKeys($tagger_id)['circles']);
return $circle->getId();
}
protected function createCollection(Actor $owner, array $vars, string $name)
{
$this->createCircle($owner, $name);
DB::persist(ActorTag::create([
'tagger' => $owner->getId(),
'tagged' => self::getActorIdFromVars($vars),
'tag' => $name,
]));
}
protected function removeItem(Actor $owner, array $vars, $items, array $collections)
{
$tagger_id = $owner->getId();
$tagged_id = $this->getActorIdFromVars($vars);
$circles_to_remove_tagged_from = DB::findBy(ActorCircle::class, ['id' => $items]);
foreach ($circles_to_remove_tagged_from as $circle) {
DB::removeBy(ActorCircleSubscription::class, ['actor_id' => $tagged_id, 'circle_id' => $circle->getId()]);
}
$tags = F\map($circles_to_remove_tagged_from, fn ($x) => $x->getTag());
foreach ($tags as $tag) {
DB::removeBy(ActorTag::class, ['tagger' => $tagger_id, 'tagged' => $tagged_id, 'tag' => $tag]);
}
Cache::delete(Actor::cacheKeys($tagger_id)['circles']);
}
protected function addItem(Actor $owner, array $vars, $items, array $collections)
{
$tagger_id = $owner->getId();
$tagged_id = $this->getActorIdFromVars($vars);
$circles_to_add_tagged_to = DB::findBy(ActorCircle::class, ['id' => $items]);
foreach ($circles_to_add_tagged_to as $circle) {
DB::persist(ActorCircleSubscription::create(['actor_id' => $tagged_id, 'circle_id' => $circle->getId()]));
}
$tags = F\map($circles_to_add_tagged_to, fn ($x) => $x->getTag());
foreach ($tags as $tag) {
DB::persist(ActorTag::create(['tagger' => $tagger_id, 'tagged' => $tagged_id, 'tag' => $tag]));
}
Cache::delete(Actor::cacheKeys($tagger_id)['circles']);
}
/**
* @see MetaCollectionPlugin->shouldAddToRightPanel
*/
protected function shouldAddToRightPanel(Actor $user, $vars, Request $request): bool
{
return \in_array($vars['path'], ['actor_view_nickname', 'actor_view_id']);
}
/**
* Retrieves an array of Collections owned by an Actor.
* In this case, Collections of those within Actor's own circle of Actors, aka ActorCircle.
*
* Differs from the overwritten method in MetaCollectionsTrait, since retrieved Collections come from the $owner
* itself, and from every Actor that is a part of its ActorCircle.
*
* @param Actor $owner the Actor, and by extension its own circle of Actors
* @param null|array $vars Page vars sent by AppendRightPanelBlock event
* @param bool $ids_only true if only the Collections ids are to be returned
*/
protected function getCollectionsBy(Actor $owner, ?array $vars = null, bool $ids_only = false): array
{
$tagged_id = !\is_null($vars) ? $this->getActorIdFromVars($vars) : null;
$circles = \is_null($tagged_id) ? $owner->getCircles() : F\select($owner->getCircles(), function ($x) use ($tagged_id) {
foreach ($x->getActorTags() as $at) {
if ($at->getTagged() === $tagged_id) {
return true;
}
}
return false;
});
return $ids_only ? array_map(fn ($x) => $x->getId(), $circles) : $circles;
}
public function onCreateDefaultFeeds(int $actor_id, LocalUser $user, int &$ordering)
{
DB::persist(Feed::create([
'actor_id' => $actor_id,
'url' => Router::url($route = 'actor_circles_view_by_nickname', ['nickname' => $user->getNickname()]),
'route' => $route,
'title' => _m('Circles'),
'ordering' => $ordering++,
]));
return Event::next;
}
}