135 lines
4.6 KiB
PHP
135 lines
4.6 KiB
PHP
<?php
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declare(strict_types = 1);
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// {{{ License
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// This file is part of GNU social - https://www.gnu.org/software/social
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//
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// GNU social is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// GNU social is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with GNU social. If not, see <http://www.gnu.org/licenses/>.
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// }}}
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/**
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* Handle network public feed
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*
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* @package GNUsocial
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* @category Controller
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*
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* @author Hugo Sales <hugo@hsal.es>
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* @author Eliseu Amaro <eliseu@fc.up.pt>
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* @copyright 2020-2021 Free Software Foundation, Inc http://www.fsf.org
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* @license https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
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*/
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namespace App\Controller;
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use App\Core\Controller;
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use App\Core\DB\DB;
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use App\Core\Event;
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use function App\Core\I18n\_m;
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use App\Core\VisibilityScope;
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use App\Entity\Note;
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use App\Util\Common;
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use App\Util\Exception\ClientException;
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use App\Util\Exception\NotFoundException;
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use Symfony\Component\HttpFoundation\Request;
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class Feeds extends Controller
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{
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// Can't have constants inside herestring
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private $public_scope = VisibilityScope::PUBLIC;
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private $instance_scope = VisibilityScope::PUBLIC | VisibilityScope::SITE;
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private $message_scope = VisibilityScope::MESSAGE;
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private $subscriber_scope = VisibilityScope::PUBLIC | VisibilityScope::SUBSCRIBER;
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private function feed(string $title, array $notes)
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{
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$actor = Common::actor();
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if (!\is_null($actor)) {
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$notes_out = null;
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Event::handle('FilterNoteList', [$actor, $notes, &$notes_out]);
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$notes = $notes_out;
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}
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$notes_out = null;
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Event::handle('FormatNoteList', [$notes, &$notes_out]);
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return [
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'_template' => 'feeds/feed.html.twig',
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'page_title' => $title,
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'notes' => $notes_out,
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];
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}
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public function public(Request $request)
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{
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$notes = Note::getAllNotes($this->instance_scope);
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return $this->feed(
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title: 'Public feed',
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notes: $notes,
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);
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}
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public function home(Request $request, string $nickname)
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{
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try {
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$target = DB::findOneBy('actor', ['nickname' => $nickname, 'is_local' => true]);
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} catch (NotFoundException) {
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throw new ClientException(_m('User {nickname} doesn\'t exist', ['{nickname}' => $nickname]));
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}
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// TODO Handle replies in home stream
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$query = <<<END
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-- Select notes from:
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select note.* from note left join -- left join ensures all returned notes' ids are not null
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(
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-- Subscribed by target
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select n.id from note n inner join subscription f on n.actor_id = f.subscribed
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where f.subscriber = :target_actor_id
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union all
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-- Replies to notes by target
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-- select n.id from note n inner join note nr on nr.id = nr.reply_to
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-- union all
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-- Notifications to target
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select a.activity_id from notification a inner join note n on a.activity_id = n.id
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union all
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-- Notes in groups target subscriptions
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select gi.activity_id from group_inbox gi inner join group_member gm on gi.group_id = gm.group_id
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where gm.actor_id = :target_actor_id
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)
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as s on s.id = note.id
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where
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-- Remove direct messages
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note.scope <> {$this->message_scope}
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order by note.modified DESC
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END;
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$notes = DB::sql($query, ['target_actor_id' => $target->getId()]);
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return $this->feed(
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title: 'Home feed',
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notes: $notes,
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);
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}
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public function network(Request $request)
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{
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$notes = Note::getAllNotes($this->public_scope);
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return $this->feed(
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title: 'Network feed',
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notes: $notes,
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);
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}
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}
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