348 lines
16 KiB
PHP
348 lines
16 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 Component\Posting;
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use App\Core\ActorLocalRoles;
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use App\Core\DB\DB;
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use App\Core\Event;
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use App\Core\Form;
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use App\Core\GSFile;
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use function App\Core\I18n\_m;
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use App\Core\Modules\Component;
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use App\Core\Router\Router;
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use App\Core\VisibilityScope;
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use App\Entity\Activity;
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use App\Entity\Actor;
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use App\Entity\Note;
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use App\Util\Common;
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use App\Util\Exception\BugFoundException;
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use App\Util\Exception\ClientException;
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use App\Util\Exception\DuplicateFoundException;
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use App\Util\Exception\RedirectException;
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use App\Util\Exception\ServerException;
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use App\Util\Form\FormFields;
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use App\Util\Formatting;
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use App\Util\HTML;
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use Component\Attachment\Entity\ActorToAttachment;
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use Component\Attachment\Entity\AttachmentToNote;
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use Component\Conversation\Conversation;
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use Component\Language\Entity\Language;
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use Functional as F;
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use Symfony\Component\Form\Extension\Core\Type\ChoiceType;
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use Symfony\Component\Form\Extension\Core\Type\FileType;
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use Symfony\Component\Form\Extension\Core\Type\SubmitType;
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use Symfony\Component\Form\Extension\Core\Type\TextareaType;
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use Symfony\Component\HttpFoundation\File\Exception\FormSizeFileException;
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use Symfony\Component\HttpFoundation\File\UploadedFile;
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use Symfony\Component\HttpFoundation\Request;
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use Symfony\Component\Routing\Exception\ResourceNotFoundException;
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use Symfony\Component\Validator\Constraints\Length;
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class Posting extends Component
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{
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/**
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* HTML render event handler responsible for adding and handling
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* the result of adding the note submission form, only if a user is logged in
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*
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* @throws BugFoundException
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* @throws ClientException
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* @throws DuplicateFoundException
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* @throws RedirectException
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* @throws ServerException
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*/
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public function onAddMainRightPanelBlock(Request $request, array &$res): bool
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{
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if (\is_null($user = Common::user())) {
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return Event::next;
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}
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$actor = $user->getActor();
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$placeholder_strings = ['How are you feeling?', 'Have something to share?', 'How was your day?'];
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Event::handle('PostingPlaceHolderString', [&$placeholder_strings]);
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$placeholder = $placeholder_strings[array_rand($placeholder_strings)];
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$initial_content = '';
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Event::handle('PostingInitialContent', [&$initial_content]);
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$available_content_types = [
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_m('Plain Text') => 'text/plain',
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];
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Event::handle('PostingAvailableContentTypes', [&$available_content_types]);
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$in_targets = [];
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Event::handle('PostingFillTargetChoices', [$request, $actor, &$in_targets]);
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$context_actor = null;
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Event::handle('PostingGetContextActor', [$request, $actor, &$context_actor]);
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$form_params = [];
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if (!empty($in_targets)) { // @phpstan-ignore-line
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// Add "none" option to the first of choices
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$in_targets = array_merge([_m('Public') => 'public'], $in_targets);
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// Make the context actor the first In target option
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if (!is_null($context_actor)) {
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foreach ($in_targets as $it_nick => $it_id) {
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if ($it_id === $context_actor->getId()) {
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unset($in_targets[$it_nick]);
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$in_targets = array_merge([$it_nick => $it_id], $in_targets);
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break;
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}
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}
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}
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$form_params[] = ['in', ChoiceType::class, ['label' => _m('In:'), 'multiple' => false, 'expanded' => false, 'choices' => $in_targets]];
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}
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$visibility_options = [
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_m('Public') => VisibilityScope::EVERYWHERE->value,
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_m('Local') => VisibilityScope::LOCAL->value,
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_m('Addressee') => VisibilityScope::ADDRESSEE->value,
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];
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if (!is_null($context_actor) && $context_actor->isGroup()) {
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if ($actor->canModerate($context_actor)) {
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if ($context_actor->getRoles() & ActorLocalRoles::PRIVATE_GROUP) {
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$visibility_options = array_merge([_m('Group') => VisibilityScope::GROUP->value], $visibility_options);
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} else {
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$visibility_options[_m('Group')] = VisibilityScope::GROUP->value;
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}
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}
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}
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$form_params[] = ['visibility', ChoiceType::class, ['label' => _m('Visibility:'), 'multiple' => false, 'expanded' => false, 'choices' => $visibility_options]];
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$form_params[] = ['content', TextareaType::class, ['label' => _m('Content:'), 'data' => $initial_content, 'attr' => ['placeholder' => _m($placeholder)], 'constraints' => [new Length(['max' => Common::config('site', 'text_limit')])]]];
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$form_params[] = ['attachments', FileType::class, ['label' => _m('Attachments:'), 'multiple' => true, 'required' => false, 'invalid_message' => _m('Attachment not valid.')]];
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$form_params[] = FormFields::language($actor, $context_actor, label: _m('Note language'), help: _m('The selected language will be federated and added as a lang attribute, preferred language can be set up in settings'));
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if (\count($available_content_types) > 1) {
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$form_params[] = ['content_type', ChoiceType::class,
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[
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'label' => _m('Text format:'), 'multiple' => false, 'expanded' => false,
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'data' => $available_content_types[array_key_first($available_content_types)],
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'choices' => $available_content_types,
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],
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];
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}
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Event::handle('PostingAddFormEntries', [$request, $actor, &$form_params]);
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$form_params[] = ['post_note', SubmitType::class, ['label' => _m('Post')]];
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$form = Form::create($form_params);
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$form->handleRequest($request);
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if ($form->isSubmitted()) {
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try {
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if ($form->isValid()) {
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$data = $form->getData();
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Event::handle('PostingModifyData', [$request, $actor, &$data, $form_params, $form]);
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if (empty($data['content']) && empty($data['attachments'])) {
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// TODO Display error: At least one of `content` and `attachments` must be provided
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throw new ClientException(_m('You must enter content or provide at least one attachment to post a note.'));
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}
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if (\is_null(VisibilityScope::tryFrom($data['visibility']))) {
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throw new ClientException(_m('You have selected an impossible visibility.'));
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}
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$content_type = $data['content_type'] ?? $available_content_types[array_key_first($available_content_types)];
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$extra_args = [];
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Event::handle('AddExtraArgsToNoteContent', [$request, $actor, $data, &$extra_args, $form_params, $form]);
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if (\array_key_exists('in', $data) && $data['in'] !== 'public') {
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$target = $data['in'];
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}
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self::storeLocalNote(
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actor: $user->getActor(),
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content: $data['content'],
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content_type: $content_type,
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locale: $data['language'],
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scope: VisibilityScope::from($data['visibility']),
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target: $target ?? null,
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reply_to_id: $data['reply_to_id'],
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attachments: $data['attachments'],
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process_note_content_extra_args: $extra_args,
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);
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try {
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if ($request->query->has('from')) {
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$from = $request->query->get('from');
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if (str_contains($from, '#')) {
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[$from, $fragment] = explode('#', $from);
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}
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Router::match($from);
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throw new RedirectException(url: $from . (isset($fragment) ? '#' . $fragment : ''));
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}
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} catch (ResourceNotFoundException $e) {
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// continue
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}
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throw new RedirectException();
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}
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} catch (FormSizeFileException $e) {
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throw new ClientException(_m('Invalid file size given'), previous: $e);
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}
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}
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$res['post_form'] = $form->createView();
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return Event::next;
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}
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/**
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* Store the given note with $content and $attachments, created by
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* $actor_id, possibly as a reply to note $reply_to and with flag
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* $is_local. Sanitizes $content and $attachments
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*
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* @param Actor $actor The Actor responsible for the creation of this Note
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* @param null|string $content The raw text content sent via Posting form
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* @param string $content_type Indicating one of the various supported text format (Plain Text, Markdown, LaTeX...)
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* @param null|string $locale Note's written text language, set by the default Actor language or upon filling Posting's form
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* @param null|VisibilityScope $scope The scope of this Note
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* @param null|Actor|int $target Filled by PostingFillTargetChoices, representing an Actor in its many forms to be targeted by this Note
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* @param null|int $reply_to_id The soon-to-be Note parent's id, if it's a Reply itself
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* @param array $attachments Array of UploadedFile to be stored as GSFiles associated to this note
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* @param array $processed_attachments Array of [Attachment, Attachment's name] to be associated to this $actor and Note
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* @param array $process_note_content_extra_args Extra arguments for the event ProcessNoteContent
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* @param bool $notify True if the newly created Note activity should be passed on as a Notification
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* @param null|string $rendered The Note's content post RenderNoteContent event, which sanitizes and processes the raw content sent
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*
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* @throws ClientException
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* @throws DuplicateFoundException
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* @throws ServerException
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*/
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public static function storeLocalNote(
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Actor $actor,
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?string $content,
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string $content_type,
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?string $locale = null,
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?VisibilityScope $scope = null,
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null|Actor|int $target = null,
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?int $reply_to_id = null,
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array $attachments = [],
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array $processed_attachments = [],
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array $process_note_content_extra_args = [],
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bool $notify = true,
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?string $rendered = null,
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string $source = 'web',
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): Note {
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$scope ??= VisibilityScope::EVERYWHERE; // TODO: If site is private, default to LOCAL
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$mentions = [];
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if (\is_null($rendered) && !empty($content)) {
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Event::handle('RenderNoteContent', [$content, $content_type, &$rendered, $actor, $locale, &$mentions]);
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}
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$note = Note::create([
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'actor_id' => $actor->getId(),
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'content' => $content,
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'content_type' => $content_type,
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'rendered' => $rendered,
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'language_id' => !\is_null($locale) ? Language::getByLocale($locale)->getId() : null,
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'is_local' => true,
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'scope' => $scope,
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'reply_to' => $reply_to_id,
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'source' => $source,
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]);
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/** @var UploadedFile[] $attachments */
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foreach ($attachments as $f) {
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$filesize = $f->getSize();
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$max_file_size = Common::getUploadLimit();
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if ($max_file_size < $filesize) {
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throw new ClientException(_m('No file may be larger than {quota} bytes and the file you sent was {size} bytes. '
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. 'Try to upload a smaller version.', ['quota' => $max_file_size, 'size' => $filesize], ));
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}
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Event::handle('EnforceUserFileQuota', [$filesize, $actor->getId()]);
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$processed_attachments[] = [GSFile::storeFileAsAttachment($f), $f->getClientOriginalName()];
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}
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DB::persist($note);
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// Need file and note ids for the next step
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$note->setUrl(Router::url('note_view', ['id' => $note->getId()], Router::ABSOLUTE_URL));
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if (!empty($content)) {
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Event::handle('ProcessNoteContent', [$note, $content, $content_type, $process_note_content_extra_args]);
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}
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if ($processed_attachments !== []) {
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foreach ($processed_attachments as [$a, $fname]) {
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if (DB::count('actor_to_attachment', $args = ['attachment_id' => $a->getId(), 'actor_id' => $actor->getId()]) === 0) {
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DB::persist(ActorToAttachment::create($args));
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}
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DB::persist(AttachmentToNote::create(['attachment_id' => $a->getId(), 'note_id' => $note->getId(), 'title' => $fname]));
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$a->livesIncrementAndGet();
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}
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}
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Conversation::assignLocalConversation($note, $reply_to_id);
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$activity = Activity::create([
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'actor_id' => $actor->getId(),
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'verb' => 'create',
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'object_type' => 'note',
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'object_id' => $note->getId(),
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'source' => $source,
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]);
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DB::persist($activity);
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if (!\is_null($target)) {
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$target = \is_int($target) ? Actor::getById($target) : $target;
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$mentions[] = [
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'mentioned' => [$target],
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'type' => match ($target->getType()) {
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Actor::PERSON => 'mention',
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Actor::GROUP => 'group',
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default => throw new ClientException(_m('Unknown target type give in \'In\' field: {target}', ['{target}' => $target?->getNickname() ?? '<null>'])),
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},
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'text' => $target->getNickname(),
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];
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}
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$mention_ids = F\unique(F\flat_map($mentions, fn (array $m) => F\map($m['mentioned'] ?? [], fn (Actor $a) => $a->getId())));
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// Flush before notification
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DB::flush();
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if ($notify) {
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Event::handle('NewNotification', [$actor, $activity, ['object' => $mention_ids], _m('{nickname} created a note {note_id}.', ['{nickname}' => $actor->getNickname(), '{note_id}' => $activity->getObjectId()])]);
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}
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return $note;
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}
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public function onRenderNoteContent(string $content, string $content_type, ?string &$rendered, Actor $author, ?string $language = null, array &$mentions = [])
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{
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switch ($content_type) {
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case 'text/plain':
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$rendered = Formatting::renderPlainText($content, $language);
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[$rendered, $mentions] = Formatting::linkifyMentions($rendered, $author, $language);
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return Event::stop;
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case 'text/html':
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// TODO: It has to linkify and stuff as well
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$rendered = HTML::sanitize($content);
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return Event::stop;
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default:
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return Event::next;
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}
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}
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}
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