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Example code of asyou99/yii2-cart

Informations about the package yii2-cart

Shopping cart for Yii 2

This extension is improvisation of omnilight/yii2-shopping-cart. It's add shopping cart systems for Yii framework 2.0. It have feature for save to some medium, they are session (default), cookie, localStorage, database, and multiple storage.

What's is the meaning of the multiple storage? It's feature that can handle two storage where it will save cart data to storage 1 if user is guest, and save to storage 2 if user is logged user.

Installation

The preferred way to install this extension is through composer.

Either run

or add

to the require section of your composer.json.

If You plan to save cart data into database, so You should create table cart.

or use migration

How to use

In your model:

In your controller:

Also you can use cart as global application component:

Possible values of storage are

Example configuration for MultipleStorage.

If You use Multiple Storage, so You should add bootstrap in configuration file:

Or You can create and use Your own storageClass, it's should extends abstract class of asyou99\cart\Storage. It is look like :

And use it in the following way:

In order to get number of items in the cart:

In order to get total cost of items in the cart:

If user have finished, and do checkout, so wen use following code

Using discounts

Discounts are implemented as behaviors that could attached to the cart or it's items. To use them, follow this steps:

  1. Define discount class as a subclass of asyou99\cart\DiscountBehavior

  2. Add this behavior to the cart:

If discount is suitable not for the whole cart, but for the individual item, than it is possible to attach discount to the cart position itself:

Note, that the same behavior could be used for both cart and item classes.

  1. To get total cost with discount applied:

  2. During the calculation the following events are triggered:
    • Cart::EVENT_COST_CALCULATION once per calculation.
    • ItemInterface::EVENT_COST_CALCULATION for each item in the cart.

You can also subscribe on this events to perform discount calculation:

All versions of yii2-cart with dependencies

PHP Build Version
Package Version
Requires php Version >=5.4.0
yiisoft/yii2 Version *
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