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
About the Author
About the Reviewer
Customer Feedback

Defining a custom page

In Drupal, there are routes that represent URL paths that Drupal interprets to return content. Modules can define routes and methods that return data to be rendered and then displayed to the end user.

In this recipe, we will define a controller that provides an output and a route. The route provides a URL path that Drupal will associate with our controller to display the output.

Getting ready

Create a new module like the one in the first recipe. We will refer to the module as mymodule throughout the recipe. Use your module's name as appropriate.

How to do it...

  1. Firstly, we'll set up the controller. Create a src folder in your module's base directory and another folder named Controller inside it.


  1. Create MyPageController.php that will hold the route's controller class:
  1. The PSR-4 standard states that filenames match the class names they hold, so we will create a MyPageController class:
namespace Drupal\mymodule\Controller; 
use Drupal\Core\Controller\ControllerBase...