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Course Outline

New Features in Drupal 8

  • Updates to internal systems and APIs

Managing HTTP Requests

  • Symfony HTTP request handling

Caching in Drupal

  • Examples of cached data
  • The Drupal Cache API
  • Cache invalidation techniques
  • Cache tagging mechanisms

Automatic Class Loading

  • Drupal 8-specific implementation
  • Directories and namespaces

Drupal Rules and Programming Concepts

  • Alterability
  • Hooks
  • Plugins
  • Dependency Injection
  • Routing
  • Links
  • Module Theming and Output
  • Separation of Content, Configuration, and State Data
  • Internationalization (i18n)
  • Accessibility and Usability
  • Database Independence
  • Security (treating all user input as insecure)
  • Testing and Documentation

Common Programming Mistakes in Drupal

  • Over-engineering solutions
  • Executing excessive code
  • Storing PHP code in the database
  • Alternatives to storing PHP code in the database
  • Working in isolation

Programming Examples

  • Registering URL paths and displaying content
  • Utilizing the Drupal Form API
  • Implementing Ajax
  • Working with Entities and Fields

Theming

  • Theming engines
  • Twig template files and variables
  • Preprocess functions
  • Including CSS and JS files

Programming Tools and Tips

Requirements

Prerequisites include knowledge of Drupal as a user and basic proficiency in PHP or another procedural language such as C, VB, or similar.

 14 Hours

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