gnu-social/components/Blog/Controller/Post.php
2022-02-16 18:53:06 +00:00

178 lines
8.0 KiB
PHP

<?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\Blog\Controller;
use App\Core\ActorLocalRoles;
use App\Core\Controller;
use App\Core\Event;
use App\Core\Form;
use function App\Core\I18n\_m;
use App\Core\Router\Router;
use App\Core\VisibilityScope;
use App\Entity\Actor;
use App\Util\Common;
use App\Util\Exception\ClientException;
use App\Util\Exception\RedirectException;
use App\Util\Form\FormFields;
use Component\Posting\Posting;
use Symfony\Component\Form\Extension\Core\Type\ChoiceType;
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\File\Exception\FormSizeFileException;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\Routing\Exception\ResourceNotFoundException;
use Symfony\Component\Validator\Constraints\Length;
class Post extends Controller
{
/**
* Creates and handles Blog post creation form
*
* @throws \App\Util\Exception\DuplicateFoundException
* @throws \App\Util\Exception\NoLoggedInUser
* @throws \App\Util\Exception\ServerException
* @throws ClientException
* @throws RedirectException
*/
public function makePost(Request $request)
{
$actor = Common::ensureLoggedIn()->getActor();
$placeholder_strings = ['How are you feeling?', 'Have something to share?', 'How was your day?'];
Event::handle('PostingPlaceHolderString', [&$placeholder_strings]);
$placeholder = $placeholder_strings[array_rand($placeholder_strings)];
$initial_content = '';
Event::handle('PostingInitialContent', [&$initial_content]);
$available_content_types = [
_m('Plain Text') => 'text/plain',
];
Event::handle('PostingAvailableContentTypes', [&$available_content_types]);
$context_actor = Actor::getById($this->int('in'));
if (!$context_actor->isGroup()) {
throw new \InvalidArgumentException('Only group blog posts are supported for now.');
}
$in_targets = ["!{$context_actor->getNickname()}" => $context_actor->getId()];
$form_params[] = ['in', ChoiceType::class, ['label' => _m('In:'), 'multiple' => false, 'expanded' => false, 'choices' => $in_targets]];
$visibility_options = [
_m('Public') => VisibilityScope::EVERYWHERE->value,
_m('Local') => VisibilityScope::LOCAL->value,
_m('Addressee') => VisibilityScope::ADDRESSEE->value,
];
if (!\is_null($context_actor) && $context_actor->isGroup()) {
if ($actor->canModerate($context_actor)) {
if ($context_actor->getRoles() & ActorLocalRoles::PRIVATE_GROUP) {
$visibility_options = array_merge([_m('Group') => VisibilityScope::GROUP->value], $visibility_options);
} else {
$visibility_options[_m('Group')] = VisibilityScope::GROUP->value;
}
}
}
$form_params[] = ['visibility', ChoiceType::class, ['label' => _m('Visibility:'), 'multiple' => false, 'expanded' => false, 'choices' => $visibility_options]];
$form_params[] = ['content', TextareaType::class, ['label' => _m('Content:'), 'data' => $initial_content, 'attr' => ['placeholder' => _m($placeholder)], 'constraints' => [new Length(['max' => Common::config('site', 'text_limit')])]]];
$form_params[] = ['attachments', FileType::class, ['label' => _m('Attachments:'), 'multiple' => true, 'required' => false, 'invalid_message' => _m('Attachment not valid.')]];
$form_params[] = FormFields::language($actor, $context_actor, label: _m('Note language'), help: _m('The selected language will be federated and added as a lang attribute, preferred language can be set up in settings'));
if (\count($available_content_types) > 1) {
$form_params[] = ['content_type', ChoiceType::class,
[
'label' => _m('Text format:'), 'multiple' => false, 'expanded' => false,
'data' => $available_content_types[array_key_first($available_content_types)],
'choices' => $available_content_types,
],
];
}
Event::handle('PostingAddFormEntries', [$request, $actor, &$form_params]);
$form_params[] = ['post_note', SubmitType::class, ['label' => _m('Post')]];
$form = Form::create($form_params);
$form->handleRequest($request);
if ($form->isSubmitted()) {
try {
if ($form->isValid()) {
$data = $form->getData();
Event::handle('PostingModifyData', [$request, $actor, &$data, $form_params, $form]);
if (empty($data['content']) && empty($data['attachments'])) {
// TODO Display error: At least one of `content` and `attachments` must be provided
throw new ClientException(_m('You must enter content or provide at least one attachment to post a note.'));
}
if (\is_null(VisibilityScope::tryFrom($data['visibility']))) {
throw new ClientException(_m('You have selected an impossible visibility.'));
}
$content_type = $data['content_type'] ?? $available_content_types[array_key_first($available_content_types)];
$extra_args = [];
Event::handle('AddExtraArgsToNoteContent', [$request, $actor, $data, &$extra_args, $form_params, $form]);
if (\array_key_exists('in', $data) && $data['in'] !== 'public') {
$target = $data['in'];
}
Posting::storeLocalNote(
actor: $actor,
content: $data['content'],
content_type: $content_type,
locale: $data['language'],
scope: VisibilityScope::from($data['visibility']),
target: $target ?? null,
reply_to_id: $data['reply_to_id'],
attachments: $data['attachments'],
process_note_content_extra_args: $extra_args,
);
try {
if ($request->query->has('from')) {
$from = $request->query->get('from');
if (str_contains($from, '#')) {
[$from, $fragment] = explode('#', $from);
}
Router::match($from);
throw new RedirectException(url: $from . (isset($fragment) ? '#' . $fragment : ''));
}
} catch (ResourceNotFoundException $e) {
// continue
}
throw new RedirectException();
}
} catch (FormSizeFileException $e) {
throw new ClientException(_m('Invalid file size given'), previous: $e);
}
}
return [
'_template' => 'blog/make_post.html.twig',
'blog_entry_form' => $form->createView(),
];
}
}