SF2D1 | Drupal 8 - Advanced Development

Discovering the dependency injection principles

• Understanding the dependency injection principles
• The different types of objects injection
• Understanding how dependency injection is handled by Symfony
  

Using the Symfony Dependency Injection Container

• Understanding the purposes of the Symfony dependency injection container
• Discovering the Drupal 8 built-in services
  
• Registering new services into the container
  
• Replacing an existing Drupal 8 services with another custom one
  

Event Driven Programming with the EventDispatcher Component

• Discovering the « Observer » and « Mediator » design patterns
  
• Decoupling application code with an event driven programming approach
  
• Identifying Symfony and Drupal built-in events
  
• Connecting custom event listeners to Symfony & Drupal 8 events
  
• Dispatching custom events to decouple code
  
• Creating custom event objects
  
• Registering event « listeners » and « subscribers »
  

Creating a Custom Drupal Plugin

• Declaring the plugin manager to Drupal
• Discovering the DefaultPluginManager class
  
• Understanding the discovery method (annotations)
  

Creating a Custom Configuration Entity

• Adding initial routing to manager the entity
  
• Declaring a new interface (ConfigEntityInterface)
• Declaring a new class (ConfigEntityBase)
• Declaring the corresponding data schema
  
• Adding related controllers and forms