Understanding PrestaShop architecture

PrestaShop is based on the MVC architecture. What does this mean to you as a designer?

Here's a simple explanation of this Model-View-Controller (MVC) architecture.

MVC is a design pattern used in software engineering for applications that require data to be maintained in multiple views. It separates the application logic of the user from what is being input or presented. It is therefore possible to separately carry out development, testing, and maintenance on each part.

An example of how the MVC operates can be seen in a situation where a site user keys in information to the relevant field on your e-commerce site, say, the products he/she wanted to purchase in the shopping cart and then he/she updates the information. When the site user chose an item and keyed in the purchase into his shopping cart; this click, which is also commonly done through a Graphical User Interface (GUI), will be transmitted to the view and the model.

In the background, the controller...