DrupalCon Barcelona 2015: Drupal 8 The Backend of Frontend

This talk covers the significant changes to the theme layer in Drupal 8, emphasizing enhancements that improve the experience for themers and module developers. The speaker presents an overview of the new template engine, Twig, and the streamlined theme layer, highlighting its advantages for developers. The session delves into best practices for working with the Drupal 7 theme layer, providing actionable insights, and discusses theme hook suggestions that reduce custom code. Additionally, it explores the various phases of the theme system and how developers can effectively modify them.