pocketmine\block\Sugarcane::place PHP Метод

    public function place(Item $item, Block $block, Block $target, $face, $fx, $fy, $fz, Player $player = null)
    {
        $down = $this->getSide(0);
        if ($down->getId() === self::SUGARCANE_BLOCK) {
            $this->getLevel()->setBlock($block, new Sugarcane(), true);
            return true;
        } elseif ($down->getId() === self::GRASS or $down->getId() === self::DIRT or $down->getId() === self::SAND) {
            $block0 = $down->getSide(2);
            $block1 = $down->getSide(3);
            $block2 = $down->getSide(4);
            $block3 = $down->getSide(5);
            if ($block0 instanceof Water or $block1 instanceof Water or $block2 instanceof Water or $block3 instanceof Water) {
                $this->getLevel()->setBlock($block, new Sugarcane(), true);
                return true;
            }
        }
        return false;
    }