Learning drupal 9 as a framework

Part 1

Drupal developer essentials

• Composer
• Basic composer commands
• Comparing with drupal 7 and earlier
• Patching with composer
• Git best practices
• CLI tools
• Development & debug
• Xdebug
• Webprofiler
• Configuration management
• Basic configuration management
• Creating custom configuration settings
• Different configuration per environment

Part 2

Project code and set-up

• Seed data
• Project set-up

Part 3

Custom entities 101, CRUD operations, workflow states and access

• Content entities
• Building our first content entity
• Securing access of our entities
• Adding the create/edit/delete forms (CRUD)
• Views integration of our custom entity to add a listing
• Getting up-to-speed: making the entity fieldable
• Media field with library
• Adding fields to the custom entity via the UI
• Adding workflows and moderation to custom entities
• Change entity access based on workflow states
• Adding views plugins: custom fields and operation links
• Adding a custom controller for direct publishing
• Building an overview page
• Adding a custom views filter based on moderation state
• Optimize the entity teaser with custom variables for twig
• Adding css to views
• Adding a user-friendly multistep form for entity creation
• Add custom actions to the form
• Conditional fields in the Form API
• Updating our data seeds

Part 4

Building the application. Storing, validating and rendering data

• Add dynamic menu links with Menu plugins
• Building the offer page with twig: theming a custom content entity
• Adding a dynamic bidding form to our page with an advanced block plugin
• Adding site-wide css and javascript
• Adding a code-only bid entity
• Saving the bid entities on form submission
• Form validation based on highest bids
• Add dynamic variables to our entity teaser
• Validating the entity with constraints
• Displaying all bids in a dynamically rendered table
• Integrating the core revision system into the bidding process to raise a bid
• Deleting a bid with a core dialog pop-up

Part 5

Transitions, Events, Caching and user registration

• User notifications on transition events
• Update entire view with custom ajax callback
• OO in practice: deletion of bid and notification entities when an offer gets deleted
• Caching in-depth
• Caching of views pages
• Caching of custom entity pages
• Use of cache contexts and cache tags for caching custom blocks
• Use of cacheable dependencies in render arrays
• Invalidate cache of another entity after saving
• Dispatch custom Events with an EventSubscriber to redirect users
• Customize the user registration process with a RouteSubscriber
• Finishing up the platform