gnu-social/plugins/Favourite/Favourite.php
2021-12-10 04:05:35 +00:00

238 lines
10 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 Plugin\Favourite;
use App\Core\DB\DB;
use App\Core\Event;
use App\Core\Modules\NoteHandlerPlugin;
use App\Core\Router\RouteLoader;
use App\Core\Router\Router;
use App\Entity\Activity;
use App\Entity\Actor;
use App\Entity\Feed;
use App\Entity\LocalUser;
use App\Entity\Note;
use App\Util\Common;
use App\Util\Exception\InvalidFormException;
use App\Util\Exception\NoSuchNoteException;
use App\Util\Exception\RedirectException;
use App\Util\Nickname;
use Plugin\Favourite\Entity\Favourite as FavouriteEntity;
use Symfony\Component\HttpFoundation\Request;
use function App\Core\I18n\_m;
class Favourite extends NoteHandlerPlugin
{
public static function favourNote(int $note_id, int $actor_id, string $source = 'web'): ?Activity
{
$opts = ['note_id' => $note_id, 'actor_id' => $actor_id];
$note_already_favoured = DB::find('favourite', $opts);
if (is_null($note_already_favoured)) {
DB::persist(FavouriteEntity::create($opts));
$act = Activity::create([
'actor_id' => $actor_id,
'verb' => 'favourite',
'object_type' => 'note',
'object_id' => $note_id,
'source' => $source,
]);
DB::persist($act);
Event::handle('NewNotification', [$actor = Actor::getById($actor_id), $act, [], "{$actor->getNickname()} favoured note {$note_id}"]);
}
return $act ?? null;
}
public static function unfavourNote(int $note_id, int $actor_id, string $source = 'web'): ?Activity
{
$note_already_favoured = DB::find('favourite', ['note_id' => $note_id, 'actor_id' => $actor_id]);
if (!is_null($note_already_favoured)) {
DB::remove($note_already_favoured);
$favourite_activity = DB::findOneBy('activity', ['verb' => 'favourite', 'object_type' => 'note', 'object_id' => $note_id]);
$act = Activity::create([
'actor_id' => $actor_id,
'verb' => 'undo', // 'undo_favourite',
'object_type' => 'activity', // 'note',
'object_id' => $favourite_activity->getId(), // $note_id,
'source' => $source,
]);
DB::persist($act);
Event::handle('NewNotification', [$actor = Actor::getById($actor_id), $act, [], "{$actor->getNickname()} unfavoured note {$note_id}"]);
}
return $act ?? null;
}
/**
* HTML rendering event that adds the favourite form as a note
* action, if a user is logged in
*
* @param Request $request
* @param Note $note
* @param array $actions
* @return bool Event hook
*/
public function onAddNoteActions(Request $request, Note $note, array &$actions): bool
{
if (is_null($user = Common::user())) {
return Event::next;
}
// If note is favourite, "is_favourite" is 1
$opts = ['note_id' => $note->getId(), 'actor_id' => $user->getId()];
$is_favourite = DB::find('favourite', $opts) !== null;
// Generating URL for favourite action route
$args = ['id' => $note->getId()];
$type = Router::ABSOLUTE_PATH;
$favourite_action_url = $is_favourite
? Router::url('favourite_remove', $args, $type)
: Router::url('favourite_add', $args, $type);
$query_string = $request->getQueryString();
// Concatenating get parameter to redirect the user to where he came from
$favourite_action_url .= !is_null($query_string) ? '?from=' . mb_substr($query_string, 2) : '';
$extra_classes = $is_favourite ? 'note-actions-set' : 'note-actions-unset';
$favourite_action = [
'url' => $favourite_action_url,
'title' => $is_favourite ? 'Remove this note from favourites' : 'Favourite this note!',
'classes' => "button-container favourite-button-container {$extra_classes}",
'id' => 'favourite-button-container-' . $note->getId(),
];
$actions[] = $favourite_action;
return Event::next;
}
public function onAppendCardNote(array $vars, array &$result)
{
// if note is the original, append on end "user favoured this"
$actor = $vars['actor'];
$note = $vars['note'];
return Event::next;
}
public function onAddRoute(RouteLoader $r): bool
{
// Add/remove note to/from favourites
$r->connect(id: 'favourite_add', uri_path: '/object/note/{id<\d+>}/favour', target: [Controller\Favourite::class, 'favouriteAddNote']);
$r->connect(id: 'favourite_remove', uri_path: '/object/note/{id<\d+>}/unfavour', target: [Controller\Favourite::class, 'favouriteRemoveNote']);
// View all favourites by actor id
$r->connect(id: 'favourites_view_by_actor_id', uri_path: '/actor/{id<\d+>}/favourites', target: [Controller\Favourite::class, 'favouritesViewByActorId']);
$r->connect(id: 'favourites_reverse_view_by_actor_id', uri_path: '/actor/{id<\d+>}/reverse_favourites', target: [Controller\Favourite::class, 'favouritesReverseViewByActorId']);
// View all favourites by nickname
$r->connect(id: 'favourites_view_by_nickname', uri_path: '/@{nickname<' . Nickname::DISPLAY_FMT . '>}/favourites', target: [Controller\Favourite::class, 'favouritesByActorNickname']);
$r->connect(id: 'favourites_reverse_view_by_nickname', uri_path: '/@{nickname<' . Nickname::DISPLAY_FMT . '>}/reverse_favourites', target: [Controller\Favourite::class, 'reverseFavouritesByActorNickname']);
return Event::next;
}
public function onCreateDefaultFeeds(int $actor_id, LocalUser $user, int &$ordering)
{
DB::persist(Feed::create([
'actor_id' => $actor_id,
'url' => Router::url($route = 'favourites_view_by_nickname', ['nickname' => $user->getNickname()]),
'route' => $route,
'title' => _m('Favourites'),
'ordering' => $ordering++,
]));
DB::persist(Feed::create([
'actor_id' => $actor_id,
'url' => Router::url($route = 'favourites_reverse_view_by_nickname', ['nickname' => $user->getNickname()]),
'route' => $route,
'title' => _m('Reverse favourites'),
'ordering' => $ordering++,
]));
return Event::next;
}
// ActivityPub
private function activitypub_handler(Actor $actor, \ActivityPhp\Type\AbstractObject $type_activity, mixed $type_object, ?\Plugin\ActivityPub\Entity\ActivitypubActivity &$ap_act): bool
{
if (!in_array($type_activity->get('type'), ['Like', 'Undo'])) {
return Event::next;
}
if ($type_activity->get('type') === 'Like') { // Favourite
if ($type_object instanceof \ActivityPhp\Type\AbstractObject) {
if ($type_object->get('type') === 'Note') {
$note_id = \Plugin\ActivityPub\Util\Model\Note::fromJson($type_object)->getId();
} else {
return Event::next;
}
} else if ($type_object instanceof Note) {
$note_id = $type_object->getId();
} else {
return Event::next;
}
} else { // Undo Favourite
if ($type_object instanceof \ActivityPhp\Type\AbstractObject) {
$ap_prev_favourite_act = \Plugin\ActivityPub\Util\Model\Activity::fromJson($type_object);
$prev_favourite_act = $ap_prev_favourite_act->getActivity();
if ($prev_favourite_act->getVerb() === 'favourite' && $prev_favourite_act->getObjectType() === 'note') {
$note_id = $prev_favourite_act->getObjectId();
} else {
return Event::next;
}
} else if ($type_object instanceof Activity) {
if ($type_object->getVerb() === 'favourite' && $type_object->getObjectType() === 'note') {
$note_id = $type_object->getObjectId();
} else {
return Event::next;
}
} else {
return Event::next;
}
}
if ($type_activity->get('type') === 'Like') {
$act = self::favourNote($note_id, $actor->getId(), source: 'ActivityPub');
} else {
$act = self::unfavourNote($note_id, $actor->getId(), source: 'ActivityPub');
}
// Store ActivityPub Activity
$ap_act = \Plugin\ActivityPub\Entity\ActivitypubActivity::create([
'activity_id' => $act->getId(),
'activity_uri' => $type_activity->get('id'),
'created' => new \DateTime($type_activity->get('published') ?? 'now'),
'modified' => new \DateTime(),
]);
DB::persist($ap_act);
return Event::stop;
}
public function onNewActivityPubActivity(Actor $actor, \ActivityPhp\Type\AbstractObject $type_activity, \ActivityPhp\Type\AbstractObject $type_object, ?\Plugin\ActivityPub\Entity\ActivitypubActivity &$ap_act): bool
{
return $this->activitypub_handler($actor, $type_activity, $type_object, $ap_act);
}
public function onNewActivityPubActivityWithObject(Actor $actor, \ActivityPhp\Type\AbstractObject $type_activity, mixed $type_object, ?\Plugin\ActivityPub\Entity\ActivitypubActivity &$ap_act): bool
{
return $this->activitypub_handler($actor, $type_activity, $type_object, $ap_act);
}
}