RankServiceProvider

RankServiceProvider.php

<?php

namespace Plugin\Rank\ServiceProvider;

use Doctrine\Common\EventSubscriber;
use Doctrine\Common\Persistence\Event\LifecycleEventArgs;
use Doctrine\ORM\Events;
use Eccube\Entity\OrderDetail;
use Eccube\Entity\ProductClass;
use Eccube\Entity\ShipmentItem;
use Silex\Application as BaseApplication;
use Silex\ServiceProviderInterface;
use Symfony\Component\HttpFoundation\Request;

class RankServiceProvider implements ServiceProviderInterface
{
    public function register(BaseApplication $app)
    {
        $app['rank.subscriber'] = $app->share(
            function ($app) {
                return new RankSubscriber();
            }
        );

        $app['orm.em']->getEventManager()->addEventSubscriber($app['rank.subscriber']);

        // request eventで起動
        $app->before(
            function (Request $request, BaseApplication $app) {
                // ショップ画面
                if ($app['front']) {
                    // ログイン状態や会員ランクなどで値引率を設定する
                    $app['rank.subscriber']->execute = true;
                    $app['rank.subscriber']->nebiki = 0.1;
                }
            }
        );

    }

    public function boot(BaseApplication $app)
    {
    }
}

class RankSubscriber implements EventSubscriber
{
    public $execute = false;

    public $nebiki = 0.5;

    public function getSubscribedEvents()
    {
        return array(
            Events::prePersist,
            Events::postLoad,
            Events::postPersist,
            Events::postUpdate,
        );
    }

    public function prePersist(LifecycleEventArgs $args)
    {
        $this->calcPrice($args->getObject());
    }

    public function postLoad(LifecycleEventArgs $args)
    {
        $this->calcPrice($args->getObject());
    }

    public function postPersist(LifecycleEventArgs $args)
    {
        $this->calcPrice($args->getObject());
    }

    public function postUpdate(LifecycleEventArgs $args)
    {
        $this->calcPrice($args->getObject());
    }

    protected function calcPrice($entity)
    {
        if (!$this->execute) {
            return;
        }
        if ($entity instanceof ProductClass) {
            $entity->setPrice01IncTax($entity->getPrice02IncTax() * $this->nebiki);
            $entity->setPrice02IncTax($entity->getPrice02IncTax() * $this->nebiki);
        }
        if ($entity instanceof OrderDetail) {
            $entity->setPriceIncTax($entity->getPriceIncTax() * $this->nebiki);
        }
        if ($entity instanceof ShipmentItem) {
            $entity->setPriceIncTax($entity->getPriceIncTax() * $this->nebiki);
        }
    }
}