/**
  * @see    \wcf\system\comment\manager\ICommentManager::isAccessible()
  */
 public function isAccessible($objectID, $validateWritePermission = false)
 {
     // check object id
     $entry = new Entry($objectID);
     if (!$entry->entryID || !$entry->canRead()) {
         return false;
     }
     return true;
 }
 /**
  * @see	\wcf\system\attachment\IAttachmentObjectType::canDownload()
  */
 public function canDownload($objectID)
 {
     if ($objectID) {
         $entry = new Entry($objectID);
         if ($entry->canRead()) {
             return true;
         }
     }
     return false;
 }