Drupal 8: Enterprise Web Development

Creating a module

The first step to extend Drupal is to create a custom module. Although the task sounds daunting, it can be accomplished in a few simple steps. Modules can provide functionalities and customizations to functionalities provided by other modules, or they can be used as a way to contain the configuration and a site's state.

In this recipe, we will create a module by defining an info file, a file containing information that Drupal uses to discover extensions, and enabling the module.

How to do it...

1. Create a folder named mymodule in the modules folder in the base directory of your Drupal site. This will be your module's directory.
2. Create a mymodule.info.yml file in your module's directory. This contains metadata that identifies the module ...