Book Image

Magento 2 Developer's Guide

Book Image

Magento 2 Developer's Guide

Overview of this book

Magento is one of the most exciting, flexible, and customizable e-commerce systems. It offers you an extensive suite of powerful tools for creating and managing an online store. After years of development, Magento 2 introduces itself with a strong emphasis on modularity, Web API's, automated testing and overall new technology stack platform.The long-awaited Magento 2 release introduces a whole new e-commerce platform to develop online stores. The all new Magento 2 architecture, Web APIs, and a host of other features are equally challenging to master as much as they are exciting to use. Tshis book will ease the learning curve by offering step-by-step guidance on how to extend the core functionality of your Magento 2 store. This book is your one-stop guide to build and customize a quality e-commerce website from the latest version of one of the largest, fastest growing, and most popular e-commerce platforms—Magento 2. We start off with an introduction to the fundamental concepts of Magento to give you a foundation to work from. We then move on to configure the development and basic production environment for Magento. After this, you’ll get to grips with the major concepts and conventions that are new to the Magento 2 platform. We then delve deeper to get to the core of automated deployments, persisting data, writing data fixture scripts and applying various backend and frontend modifications. As we near the end of the book, you will learn to make API calls and write automated tests. Finally, you will be guided through building a full-blown helpdesk module from scratch. By the end of this book, you will have learned a wide range of techniques to extend and customize your Magento 2 store to fit the requirements of your business.
Table of Contents (19 chapters)
Magento 2 Developer's Guide
Credits
About the Author
About the Reviewer
www.PacktPub.com
Preface
Index

Notification messages


Magento implements the notification message mechanism via the Messages module. The Messages module conforms to \Magento\Framework\Message\ManagerInterface. Though the interface itself does not impose any session relation, an implementation adds interface-defined types of messages to a session and allows access to those messages later. In the app/etc/di.xml file, there is a preference defined for \Magento\Framework\Message\ManagerInterface towards the Magento\Framework\Message\Manager class.

Message\ManagerInterface specifies four types of messages, namely error, warning, notice, and success. The types of messages are followed by several key methods in the Message\Manager class, such as addSuccess, addNotice, addWarning, addError, and addException. The addException method is basically a wrapper for addError that accepts an exception object as a parameter.

Let's try to run the following code in the execute method of app/code/Foggyline/Office/Controller/Test/Crud.php:

$resultPage...