113 lines
4.0 KiB
PHP
113 lines
4.0 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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namespace Plugin\DeleteNote\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\Form;
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use function App\Core\I18n\_m;
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use App\Core\Log;
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use App\Core\Router\Router;
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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\NoLoggedInUser;
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use App\Util\Exception\NoSuchNoteException;
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use App\Util\Exception\RedirectException;
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use App\Util\Exception\ServerException;
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use Symfony\Component\Form\Extension\Core\Type\SubmitType;
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use Symfony\Component\HttpFoundation\Request;
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class DeleteNote extends Controller
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{
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/**
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* Create delete note view
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* @throws ClientException
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* @throws NoLoggedInUser
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* @throws RedirectException
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* @throws ServerException
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*/
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public function __invoke(Request $request)
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{
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$user = Common::ensureLoggedIn();
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$note_id = (int) $request->get('note_id');
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$note = Note::getByPK($note_id);
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if (\is_null($note) || !$note->isVisibleTo($user)) {
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throw new NoSuchNoteException();
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}
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// Only let the original actor delete it
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// TODO: should be anyone with permissions to do this? Admins and what not
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$actor = $user->getActor();
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$actor_id = $actor->getId();
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if ($note->getActor()->getId() !== $actor_id) {
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// Log this shenanigans and get the user redirected
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Log::warning("Actor {$actor_id} attempted to delete note {$note_id} without any permissions to do so)");
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throw new RedirectException('root');
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}
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// We made sure that the note can be deleted, lets make the form
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$form_delete = Form::create([
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['delete_note', SubmitType::class,
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[
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'label' => _m('Delete it'),
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'attr' => [
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'title' => _m('Press to delete this note'),
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],
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],
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],
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]);
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$form_delete->handleRequest($request);
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if ($form_delete->isSubmitted()) {
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if (!\is_null(\Plugin\DeleteNote\DeleteNote::deleteNote(note_id: $note_id, actor_id: $actor_id))) {
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DB::flush();
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} else {
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throw new ClientException(_m('Note already deleted!'));
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}
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// Redirect user to where they came from
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// Prevent open redirect
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if (!\is_null($from = $this->string('from'))) {
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if (Router::isAbsolute($from)) {
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Log::warning("Actor {$actor_id} attempted to delete to a note and then get redirected to another host, or the URL was invalid ({$from})");
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throw new ClientException(_m('Can not redirect to outside the website from here'), 400); // 400 Bad request (deceptive)
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} else {
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// TODO anchor on element id
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throw new RedirectException(url: $from);
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}
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} else {
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// If we don't have a URL to return to, go to the instance root
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throw new RedirectException('root');
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}
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}
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return [
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'_template' => 'delete_note/delete_note.html.twig',
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'note' => $note,
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'delete' => $form_delete->createView(),
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];
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}
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}
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