Advanced Drupal Theming

Advanced Drupal Theming

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Learn to make theme functions, custom template suggestions, and wrangle full control of your Drupal theme.

About this event

This course will give you a deep understanding of advanced Drupal 8 theming concepts. You’ll learn how to use advanced functions in Twig, customize and extend a Drupal theme, analyze and resolve common theming issues, work with CSS and JavaScript for Drupal themes, and much more.

This course is the more advanced version of our Drupal Theming course, which teaches you how to create simple themes from scratch, add CSS for styling, and other Drupal theming basics. To get the most out of this course, it is recommended that you take that course or have relevant experience.

You should have experience in:

  • Creating a library and loaded in CSS and JavaScript
  • Turning on Drupal's theme debugger to inspect templates
  • Creating your own page, block, node, and field templates
  • Comfort with the command line and some tools like Composer and SASS are a big plus!

Get a discount when you buy this course as part of these Drupal track packages:

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Learning Objectives

You'll come away from the course with knowledge of:

  • Loading external fonts from sites like Google Fonts
  • Creating your own CSS/JS library and loading it only when needed
  • Generating template suggestions when the defaults aren't enough
  • Create a theme function file
  • Using more advanced functions in Twig
  • Load in external libraries and projects with Composer
  • Setting up your project's file structure to compile CSS using with SASS and Bootstrap 4

The Blended Learning Process: How It Works

This blended learning course consists of live training with your instructor and cohort to deepen your understanding, one-on-one training sessions with instructors to get more guidance and support as needed, and pre-recorded videos and exercises between live sessions that allow you to self-direct your learning and learn at your own schedule.

Here's what to expect:

  • 👩‍🏫 Live interactive sessions over Zoom (Tuesdays and Thursdays from 2pm to 4 pm ET)
  • 📺 Carefully crafted videos and virtual exercises to complete in between the sessions
  • 👨‍💻 A one-on-one session for personalized support
  • 💬 A dedicated Slack channel to learn and grow together
  • 🏆 A certificate upon completion

Week-by-Week Outline

You'll have lessons to complete between live sessions (exercises with video instructions) and access to a Slack channel and a one-on-one session to help you out.

Week 1

  • Setup & Introductions
  • Your Front-end Development Toolkit
  • Working with CSS and JavaScript for Drupal Themes
  • Advanced Twig Functions

Week 2

  • Customizing and Extending a Drupal Theme
  • Optimizing File Structures to Compile and Organize CSS
  • Loading in External Fonts
  • Loading in External Libraries and Projects

Week 3

  • Creating Your Own CSS/JS Library
  • Analyzing and Resolving Issues from Custom Themes
  • Best Practices for Drupal Theming
  • Wrap-Up
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Who Will Get the Most Out of This Course?

This course is ideal for people who have already taken Evolving Web's Drupal Theming course. It is also great for those who have done some Drupal theme development but want to sharpen their skills.

What Our Clients Say 

"I have been working with Drupal for over 5 years now and I still want more Evolving Web training. Suzanne and her team are experts and will help you become one."

— Joseph Olstad, Consultant, Canadian Transportation Agency


What do I need for this class? A laptop, headphones and a mic.

Can I pay with a cheque? Yes, contact us and we can issue you an invoice for the training.

What are the pre-requisites? Programming experience. Our Drupal Theming course builds the foundation for this course.

What size is the class? There is a limit of 12 participants in each class

Do you offer discounts? Yes, we provide discounts for students, freelancers, and non-profit organizations. Please contact us for details.

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