gnu-social/components/Conversation/Controller/Reply.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/>.
// }}}
/**
* @author Hugo Sales <hugo@hsal.es>
* @copyright 2021 Free Software Foundation, Inc http://www.fsf.org
* @license https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
*/
namespace Component\Conversation\Controller;
use App\Core\Controller\FeedController;
use App\Core\DB\DB;
use App\Core\Form;
use function App\Core\I18n\_m;
use App\Core\Log;
use App\Core\Router\Router;
use App\Entity\Actor;
use App\Entity\Note;
use App\Util\Common;
use App\Util\Exception\ClientException;
use App\Util\Exception\DuplicateFoundException;
use App\Util\Exception\InvalidFormException;
use App\Util\Exception\NoLoggedInUser;
use App\Util\Exception\NoSuchNoteException;
use App\Util\Exception\RedirectException;
use App\Util\Exception\ServerException;
use App\Util\Form\FormFields;
use Component\Posting\Posting;
use Symfony\Component\Form\Extension\Core\Type\FileType;
use Symfony\Component\Form\Extension\Core\Type\SubmitType;
use Symfony\Component\Form\Extension\Core\Type\TextareaType;
use Symfony\Component\HttpFoundation\Request;
class Reply extends FeedController
{
/**
* Controller for the note reply non-JS page
*
* @throws ClientException
* @throws DuplicateFoundException
* @throws InvalidFormException
* @throws NoLoggedInUser
* @throws NoSuchNoteException
* @throws RedirectException
* @throws ServerException
*
* @return array
*/
public function replyAddNote(Request $request, int $id)
{
$user = Common::ensureLoggedIn();
$actor_id = $user->getId();
$note = Note::getByPK($id);
if (\is_null($note) || !$note->isVisibleTo($user)) {
throw new NoSuchNoteException();
}
/*
* TODO shouldn't this be the posting form?
* Posting needs to be improved to do that. Currently, if it was used here,
* there are only slow ways to retrieve the resulting note.
* Not only is it part of a right panel event, there's an immediate redirect exception
* after submitting it.
* That event needs to be extended to allow this component to automagically fill the To: field and get the
* resulting note
*/
$form = Form::create([
['content', TextareaType::class, ['label' => _m('Reply'), 'label_attr' => ['class' => 'section-form-label'], 'help' => _m('Please input your reply.')]],
FormFields::language(
$user->getActor(),
context_actor: $note->getActor(),
label: _m('Note language'),
),
['attachments', FileType::class, ['label' => ' ', 'multiple' => true, 'required' => false]],
['replyform', SubmitType::class, ['label' => _m('Submit')]],
]);
$form->handleRequest($request);
if ($form->isSubmitted()) {
$data = $form->getData();
if ($form->isValid()) {
// Create a new note with the same content as the original
$reply = Posting::storeLocalNote(
actor: Actor::getByPK($actor_id),
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content: $data['content'],
content_type: 'text/plain', // TODO
language: $data['language'],
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attachments: $data['attachments'],
);
// Update DB
DB::persist($reply);
DB::flush();
// Find the id of the note we just created
$reply_id = $reply->getId();
$parent_id = $note->getId();
$resulting_note = Note::getByPK($reply_id);
$resulting_note->setReplyTo($parent_id);
// Update DB one last time
DB::merge($note);
DB::flush();
// Redirect user to where they came from
// Prevent open redirect
if (!\is_null($from = $this->string('from'))) {
if (Router::isAbsolute($from)) {
Log::warning("Actor {$actor_id} attempted to reply to a note and then get redirected to another host, or the URL was invalid ({$from})");
throw new ClientException(_m('Can not redirect to outside the website from here'), 400); // 400 Bad request (deceptive)
} else {
// TODO anchor on element id
throw new RedirectException($from);
}
} else {
// If we don't have a URL to return to, go to the instance root
throw new RedirectException('root');
}
} else {
throw new InvalidFormException();
}
}
return [
'_template' => 'reply/add_reply.html.twig',
'note' => $note,
'add_reply' => $form->createView(),
];
}
public function replies(Request $request)
{
$actor_id = Common::ensureLoggedIn()->getId();
$notes = DB::dql('select n from App\Entity\Note n '
. 'where n.reply_to is not null and n.actor_id = :id '
. 'order by n.created DESC', ['id' => $actor_id], );
return [
'_template' => 'feeds/feed.html.twig',
'notes' => $notes,
'should_format' => false,
'page_title' => 'Replies feed',
];
}
}