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Chapter 6: Hooks and Events

Course

Module Development

Drupal 8, 9, 10, and 11

4 tutorials

Concept: What Are Hooks? Free

Concept: What Are Events? Free

Discover Hooks and Their Documentation

Implement hook_help()

Chapter 7: Plugins

Course

Module Development

Drupal 8, 9, 10, and 11

3 tutorials

Concept: What Are Plugins? Free

Implement a Block Plugin

Use a Service in a Plugin

Chapter 8: Forms

Course

Module Development

Drupal 8, 9, 10, and 11

7 tutorials

Overview: Drupal's Form API Free

Concept: Form Controllers and the Form Life Cycle

Create a Settings Form for the Anytown Module

Validate User Input for the Settings Form

Save Form Data Submitted by a User

Concept: Altering Existing Forms

Alter the User Registration Form

Chapter 9: Working with Data

Course

Module Development

Drupal 8, 9, 10, and 11

16 tutorials

Concept: Data Types in Drupal Free

Concept: Configuration API Free

Retrieve and Update Weather Forecast Settings

Define a Configuration Schema and Default Values

Concept: Entity API and Data Storage

Concept: Field API and Fieldable Entities

Add Fields to the Vendor Content Type

Create a Form for Editing an Entity

Read an Entity's Field Values

Update an Entity When the Form Is Submitted

Use Parameter Upcasting for Entities in Routes

Add Custom Validation to User Entities

Concept: Entity Queries Free

Reset Vendor Status with Cron

Display a List of Vendors

Concept: Custom Entity Types

Chapter 10: Caching

Course

Module Development

Drupal 8, 9, 10, and 11

3 tutorials

Concept: Caching Free

Cache Data Retrieved from the Weather API

Add Cache Context and Tags to Renderable Arrays

Chapter 11: Testing

Course

Module Development

Drupal 8, 9, 10, and 11

5 tutorials

Concept: Testing Free

Configure Your Environment to Run Tests

Write a Unit Test

Write a Kernel Test

Write a Functional Test

Chapter 12: Additional Considerations

Course

Module Development

Drupal 8, 9, 10, and 11

4 tutorials

Concept: Writing Secure Code Free

Concept: Coding Standards Free

Lint Your Code with PHP_CodeSniffer

Concept: Update Hooks

Chapter 13: Collaborate with the Community

Course

Module Development, Community

Drupal 8, 9, 10, and 11

2 tutorials

Concept: Using and Improving Contributed Modules Free

Concept: Contributing Your Custom Modules

Chapter 14: Final Thoughts

Course

Module Development, Community

Drupal 8, 9, 10, and 11

1 tutorials

Learning More and Getting Support Free

Upgrade Drupal

Course

Site Building, Backend and Infrastructure, Site Administration

Drupal 8, 9, 10, and 11

6 tutorials

What Is Deprecated Code? Free

Upgrade to Drupal 11 Free

Upgrade to Drupal 10 Free

Upgrade to Drupal 9 Free

Update Drupal from Versions Prior to 8.8.x using Composer Free

Install a Contributed Module with No Drupal 9 Release Free

Chapter 4: Services and Dependency Injection

Course

Module Development

Drupal 8, 9, 10, and 11

6 tutorials

Concept: Services and the Container Free

Concept: Dependency Injection Free

Locate and Identify Existing Services

Use a Service in a Controller

Concept: Creating Custom Services

Define a Weather Forecast Service

Install and Update Drupal

Course

Site Building, Backend and Infrastructure, Site Administration

Drupal 8, 9, 10, and 11

2 tutorials

Install Drupal Locally with DDEV Free

Update Drupal's Minor Version Free

Drupal Module Developer Guide

Guide

Module Development

Drupal 8, 9, 10, and 11

Automated Testing in Drupal

Course

Module Development, Backend and Infrastructure

Drupal 8, 9, 10, and 11

6 tutorials

Introduction to Testing in Drupal Free

Software Testing Overview Free

Frameworks for Testing in Drupal

Install Drupal Development Requirements with Composer

Organize Test Files

Create a PHPUnit Config File for Your Project

Writing Automated Tests in Drupal

Course

Module Development, Backend and Infrastructure

Drupal 8, 9, 10, and 11

4 tutorials

Implement a Functional Test

Implement Drupal Functional Test Dependencies

Implement a Unit Test in Drupal

Convert Tests from Simpletest to PHPUnit

Running Automated Tests in Drupal

Course

Module Development, Backend and Infrastructure

Drupal 8, 9, 10, and 11

5 tutorials

Run Drupal Tests with PHPUnit

Set Up a Functional Test

Run Functional JavaScript Tests Free

Functional JavaScript Testing with Nightwatch.js

Run Drupal Tests with the run-tests.sh Script

Test Custom Code

Guide

Module Development, Backend and Infrastructure

Drupal 8, 9, 10, and 11

Keep Drupal Up-To-Date

Guide

Site Building, Backend and Infrastructure, Site Administration

Drupal 8, 9, 10, and 11

API Authentication with JSON:API in Drupal

Course

Module Development

Drupal 8, 9, 10, and 11

8 tutorials

API Authentication and Authorization

Install and Configure Simple OAuth

Get a Token for OAuth 2 Requests

Make an Authenticated Request Using OAuth 2

Access an API from the Browser with Cross-Origin Resource Sharing

JSON:API POST Requests: Create an Entity

JSON:API PATCH Requests: Update an Entity

JSON:API DELETE Requests: Delete an Entity

Get Started Using React and Drupal Together

Course

Theming, Module Development

Drupal 8, 9, 10, and 11

14 tutorials

Introduction to React and Drupal Free

React Basics

Decoupled vs. Progressively Decoupled

Connect React to a Drupal Theme or Module Free

Create a React Component

Add Webpack and React Fast Refresh to a Drupal Theme

Retrieve Data from an API with React

Use React to List Content from Drupal

Create, Update, and Delete Drupal Content with JavaScript

Build an Interface to Edit Nodes with React

Create a Fully Decoupled React Application Free

Use create-react-app to Start a Decoupled React Application

Make API Requests with OAuth

Use Fetch and OAuth to Make Authenticated Requests

Guides

Chapter 6: Hooks and Events

Chapter 7: Plugins

Chapter 8: Forms

Chapter 9: Working with Data

Chapter 10: Caching

Chapter 11: Testing

Chapter 12: Additional Considerations

Chapter 13: Collaborate with the Community

Chapter 14: Final Thoughts

Upgrade Drupal

Chapter 4: Services and Dependency Injection

Install and Update Drupal

Drupal Module Developer Guide

Automated Testing in Drupal

Writing Automated Tests in Drupal

Running Automated Tests in Drupal

Test Custom Code

Keep Drupal Up-To-Date

API Authentication with JSON:API in Drupal

Get Started Using React and Drupal Together

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Guides