Book Image

Drupal 8 Development Cookbook - Second Edition

By : Matt Glaman
Book Image

Drupal 8 Development Cookbook - Second Edition

By: Matt Glaman

Overview of this book

Began as a message board, Drupal today is open source software maintained and developed by a community of over 1,000,000 users and developers. Drupal is used by numerous local businesses to global corporations and diverse organizations all across the globe. With Drupal 8’s exciting features it brings, this book will be your go-to guide to experimenting with all of these features through helpful recipes. We’ll start by showing you how to customize and configure the Drupal environment as per your requirements, as well as how to install third-party libraries and then use them in the Drupal environment. Then we will move on to creating blocks and custom modules with the help of libraries. We will show you how to use the latest mobile-first feature of Drupal 8, which will help you make your apps responsive across all the major platforms. This book will also show you how to incorporate multilingual facilities in your sites, use web services and third-party plugins with your applications from inside Drupal 8, and test and deploy your apps.
Table of Contents (20 chapters)
Title Page
Credits
About the Author
About the Reviewer
www.PacktPub.com
Customer Feedback
Preface

Introduction


Drupal 8 brought many changes with regard to the frontend. It is now focused on mobile-first responsive design. Frontend performance has been given a high priority, unlike in the previous versions of Drupal. There is a new asset management system based on libraries that will deliver only the minimum required assets for a page that comes with Drupal 8.

In Drupal 8, we have a new feature, the Twig templating engine, that replaces the previously used PHPTemplate engine. Twig is part of the large PHP community and embraces more of Drupal 8's made elsewhere initiative. Drupal 7 supported libraries to define JavaScript and CSS resources. However, it was very rudimentary and did not support the concept of library dependencies.

There are two modules provided by the Drupal core that implement the responsive design with server-side components. The Breakpoint module provides a representation of media queries that modules can utilize. The Responsive Image module implements the HTML5 picture...