public function __construct($folder = false)
{
global $CFG;
$user = $CFG->current_app->getCurrentUser()->getUserOnInstitution();
parent::__construct($user->getApp());
if (!$user && $CFG->current_app->hasPrivilege('GCAdmin')) {
$user = $CFG->current_app->getInstitution()->getGCAdminUser();
}
$this->user = $user;
if (!$folder || !$this->authorizeAccess($folder)) {
$folder = $this->getUserFolder();
}
$this->setKey($folder);
$this->setFolders();
$this->files = array();
$this->has_list = false;
}
