Drupal 8 Module Development - Second Edition

Rendering content entities

Now, let's see what we can do with an entity to render it on the page. In doing so, we will stick to the existing view modes and try not to break it up into pieces for rendering in a custom template through our own theme hook. If you want to do that, you can. You should have all the knowledge for that already:

• Defining a theme hook with variables
• Querying and loading entities
• Reading the values of an entity
• Creating a render array that uses the theme hook

Instead, we will rely on the entity's default building methodology that allows us to render it according to the display mode configured in the UI, so, for example, as a teaser or as the full display mode. As always, we will continue with the Node as an example. ...