Abstract_Factory.php

<?php

/* ラジコンの抽象クラス */

interface RadioControlCarInterface
{
    public function forward();

    public function back();
}

/* リモコンの抽象クラス */

interface RemoteControllerInterface
{
    /**
     * RemoteControllerInterface constructor.
     * @param RemoteCommunicateTipFactoryInterface $remote_communicate_tip_factory
     */
    public function __construct($remote_communicate_tip_factory);

    public function send_forward();

    public function send_back();
}

class TakaraTommyRemoteController implements RemoteControllerInterface
{
    /** @var TakaraTommyRadioControlCar */
    private $radio_controller;

    /**
     * TakaraTommyRemoteController constructor.
     * @param TakaraTommyRemoteCommunicateTipFactory $remote_communicate_tip_factory
     */
    public function __construct($remote_communicate_tip_factory)
    {
        $this->radio_controller = $remote_communicate_tip_factory->create_relate_radio_controller();
    }

    public function send_forward()
    {
        $this->radio_controller->forward();
    }

    public function send_back()
    {
        $this->radio_controller->back();
    }
}

class TakaraTommyRadioControlCar implements RadioControlCarInterface
{
    public function forward()
    {
        echo "前進！ \r\n";
    }

    public function back()
    {
        echo "後退！ \r\n";
    }
}

interface RadioControllerFactoryInterface
{
    /**
     * @param RadioControlCarInterface $radio_controller
     * @return RemoteControllerInterface
     */
    public function create_remote_controller();
}

class TakaraTommyRadioControllerFactory implements RadioControllerFactoryInterface
{
    /**
     * @param RadioControlCarInterface $radio_controller
     * @return RemoteControllerInterface
     */
    public function create_remote_controller()
    {
        return new TakaraTommyRemoteController(new TakaraTommyRemoteCommunicateTipFactory());
    }
}

/**
 * リモコンとラジコンとの通信用のチップ
 * Interface RemoteCommunicateTipFactoryInterface
 */
interface RemoteCommunicateTipFactoryInterface
{
    /**
     * @return RadioControlCarInterface
     */
    public function create_relate_radio_controller();
}

class TakaraTommyRemoteCommunicateTipFactory implements RemoteCommunicateTipFactoryInterface
{
    public function create_relate_radio_controller()
    {
        return new TakaraTommyRadioControlCar();
    }
}

class User
{

    /** @var RemoteControllerInterface */
    private $remote_controller;

    /**
     * User constructor.
     * @param RadioControllerFactoryInterface $radicon_facotry
     */
    public function __construct($radicon_facotry)
    {
        $this->remote_controller = $radicon_facotry->create_remote_controller();
    }

    public function play()
    {
        /* 前進 */
        $this->remote_controller->send_forward();

        /* 後退 */
        $this->remote_controller->send_back();
    }
}

$takara_tommy_radicon_facotry = new TakaraTommyRadioControllerFactory();

$user = new User($takara_tommy_radicon_facotry);
$user->play();