pocketmine\permission\PermissibleBase::calculateChildPermissions PHP Метод

    private function calculateChildPermissions(array $children, $invert, $attachment)
    {
        foreach ($children as $name => $v) {
            $perm = Server::getInstance()->getPluginManager()->getPermission($name);
            $value = ($v xor $invert);
            $this->permissions[$name] = new PermissionAttachmentInfo($this->parent !== null ? $this->parent : $this, $name, $attachment, $value);
            Server::getInstance()->getPluginManager()->subscribeToPermission($name, $this->parent !== null ? $this->parent : $this);
            if ($perm instanceof Permission) {
                $this->calculateChildPermissions($perm->getChildren(), !$value, $attachment);
            }
        }
    }