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[CORE][SCOPE] Implement basic visibility in feeds

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This commit is contained in:
Diogo Peralta Cordeiro
2021-12-26 03:44:14 +00:00
parent d4bc1d097d
commit 3e13765f62
8 changed files with 104 additions and 45 deletions
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47
components/Feed/Util/FeedController.php
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@@ -34,25 +34,66 @@ namespace Component\Feed\Util;
use App\Core\Controller;
use App\Core\Event;
use App\Core\Log;
use App\Core\VisibilityScope;
use App\Entity\Actor;
use App\Util\Common;
use function array_key_exists;
abstract class FeedController extends Controller
{
/**
* Post process the result of a feed controller, to remove any
* Post-processing of the result of a feed controller, to remove any
* notes or actors the user specified, as well as format the raw
* list of notes into a usable format
*/
public static function post_process(array $result): array
public static function postProcess(array $result): array
{
$actor = Common::actor();
if (\array_key_exists('notes', $result)) {
if (array_key_exists('notes', $result)) {
$notes = $result['notes'];
self::enforceScope($notes, $actor);
Event::handle('FilterNoteList', [$actor, &$notes, $result['request']]);
Event::handle('FormatNoteList', [$notes, &$result['notes']]);
}
return $result;
}
private static function enforceScope(array &$notes, ?Actor $actor): void
{
$filtered_notes = [];
foreach($notes as $note) {
switch($note->getScope()) {
case VisibilityScope::LOCAL: // The controller handles it if private
case VisibilityScope::PUBLIC:
$filtered_notes[] = $note;
break;
case VisibilityScope::ADDRESSEE:
// If the actor is logged in and
if (!is_null($actor) &&
(
// Is either the author Or
$note->getActorId() == $actor->getId() ||
// one of the targets
in_array($actor->getId(), $note->getNotificationTargetIds())
)) {
$filtered_notes[] = $note;
}
break;
case VisibilityScope::GROUP:
// Only for the group to see
break;
case VisibilityScope::COLLECTION: // no break
case VisibilityScope::MESSAGE:
// Only for the collection to see (they will only find it in their notifications)
break;
default:
Log::warning("Unknown scope found: {$note->getScope()}.");
}
}
// Replace notes with filtered ones I/O
$notes = $filtered_notes;
}
}