Andre\SurvivalGames\Main::onPlace PHP Method

    public function onPlace(BlockPlaceEvent $event)
    {
        if (!isset($this->sign)) {
            return;
        }
        $block = $event->getBlock();
        if ($this->PlayerIsInGame($event->getPlayer()->getName()) || $block->getLevel() == $this->level) {
            if (!$event->getPlayer()->isOp()) {
                $event->setCancelled();
            }
        }
        unset($block, $event);
    }