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Module Development

Symfony for Drupal Developers

Guide
Module Development, Backend and Infrastructure
Drupal 8, 9, and 10
Module Development

Learn to Migrate to Drupal

Guide
Module Development, Backend and Infrastructure
Drupal 8, 9, and 10
Module Development

Chapter 0: Preface

Course
Module Development
Drupal 8, 9, and 10
2 tutorials
Audience and Approach Free
Guiding Scenario Free
Module Development

Chapter 1: Introduction to Drupal Module Development

Course
Module Development
Drupal 8, 9, and 10
7 tutorials
Concept: What Are Modules? Free
Concept: How Drupal Builds a Page
Concept: Finding Drupal Documentation
Concept: Drupal Development Environment
Concept: Tools for Module Developers
Set Up Your Development Environment
Install Drush
Module Development

Chapter 2: Hello World

Course
Module Development
Drupal 8, 9, and 10
3 tutorials
Concept: Anatomy of a Module Free
Create an Info File for a Module
Create a Custom "Hello, World!" Block
Module Development

Chapter 3: Routes and Controllers

Course
Module Development
Drupal 8, 9, and 10
10 tutorials
Concept: Routes Free
Concept: PHP Namespaces and PSR-4 Free
Concept: Controllers
Create a Route for the Weather Page
Create a Controller for the Weather Page
Add a Parameter to a Route
Concept: Menu Items and Links
Define a Menu Item
Concept: Permissions
Define a New Permission
Module Development

Chapter 4: Services and Dependency Injection

Course
Module Development
Drupal 8, 9, and 10
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
Module Development

Chapter 5: Output Themeable Content from a Module

Course
Module Development
Drupal 8, 9, and 10
9 tutorials
Concept: Themeable Output Free
Concept: Render API Free
Output Content Using Render API
Concept: Template Files
Add a Template File
Concept: Asset Libraries
Add CSS and JavaScript to a Module's Output
Concept: Internationalization (i18n)
Output Translatable Strings
Module Development

Chapter 6: Hooks and Events

Course
Module Development
Drupal 8, 9, and 10
4 tutorials
Concept: What Are Hooks? Free
Concept: What Are Events? Free
Discover Hooks and Their Documentation
Implement hook_help()
Module Development

Chapter 7: Plugins

Course
Module Development
Drupal 8, 9, and 10
3 tutorials
Concept: What Are Plugins? Free
Implement a Block Plugin
Use a Service in a Plugin
Module Development

Chapter 8: Forms

Course
Module Development
Drupal 8, 9, and 10
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
Module Development

Chapter 9: Working with Data

Course
Module Development
Drupal 8, 9, and 10
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
Module Development

Chapter 10: Caching

Course
Module Development
Drupal 8, 9, and 10
3 tutorials
Concept: Caching Free
Cache Data Retrieved from the Weather API
Add Cache Context and Tags to Renderable Arrays
Module Development

Chapter 11: Testing

Course
Module Development
Drupal 8, 9, and 10
5 tutorials
Concept: Testing Free
Configure Your Environment to Run Tests
Write a Unit Test
Write a Kernel Test
Write a Functional Test
Module Development

Chapter 12: Additional Considerations

Course
Module Development
Drupal 8, 9, and 10
4 tutorials
Concept: Writing Secure Code Free
Concept: Coding Standards Free
Lint Your Code with PHP_CodeSniffer
Concept: Update Hooks
Module Development

Chapter 13: Collaborate with the Community

Course
Module Development, Community
Drupal 8, 9, and 10
2 tutorials
Concept: Using and Improving Contributed Modules Free
Concept: Contributing Your Custom Modules
Module Development

Chapter 14: Final Thoughts

Course
Module Development, Community
Drupal 8, 9, and 10
1 tutorials
Learning More and Getting Support Free
Module Development

Using JSON:API in Drupal

Course
Module Development
Drupal 8, 9, and 10
10 tutorials
Install JSON:API Module
JSON:API Resource Requests Free
JSON:API Relationships
JSON:API Collections
JSON:API Includes
JSON:API Sparse Fieldsets
JSON:API Filtering Collections
JSON:API Filters on Nested Relationships
JSON:API Error Handling
JSON:API Security Considerations
Module Development

API Authentication with JSON:API in Drupal

Course
Module Development
Drupal 8, 9, and 10
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
Module Development

Web Services in Drupal

Course
Module Development
Drupal 8, 9, and 10
10 tutorials
Decoupling Explained Free
Is Decoupling the Right Choice?
Building a Solid API
Hosting Implications and Considerations
What Are Web Services? Free
Separation of Concerns: Content vs. Presentation
Detect Presentation in Your Data Model
Modern Web Services with JSON:API and GraphQL
Web Service Documentation
Automatic Documentation with Schemata

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