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Storage.php
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Storage.php
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<?php
/**
* @link https://www.github.com/hscstudio/yii2-cart
* @copyright Copyright (c) 2016 HafidMukhlasin.com
* @license http://www.yiiframework.com/license/
*/
namespace hscstudio\cart;
/**
* Abstract Class Storage
*
* It's basic class that should extended for create storage
*
* @author Hafid Mukhlasin <hafidmukhlasin@gmail.com>
* @since 1.0
*
* @property string $serialized Get/set serialized content of the cart
*/
abstract class Storage extends \yii\base\BaseObject
{
/**
* Abstract function for read cart data from storage.
* @param Cart $cart
*/
abstract public function read(Cart $cart);
/**
* Abstract function for write cart data from storage.
* @param Cart $cart
*/
abstract public function write(Cart $cart);
/**
* Abstract function for lock cart data from storage.
* @param Cart $cart
*/
abstract public function lock($drop, Cart $cart);
/**
* Sets cart from serialized string
* @param string $serialized
*/
public function unserialize($serialized, Cart $cart)
{
$cart->items = unserialize($serialized);
}
/**
* Returns items as serialized items
* @return string
*/
public function serialize(Cart $cart)
{
return serialize($cart->items);
}
}