Data validation is a very important part of any application. Drupal 7 has a great Form API that can handle complex validation of submitted data, which can then be turned into entities. However, form level validation is problematic. For example, it becomes difficult to handle entity (data) validation programmatically. W...
Migrate is one of the most established modules in the Drupal ecosystem. So much so that with Drupal 8, a decision has been made to get some of its functionality ported and added to Drupal core. An important reason was that the traditional upgrade between major releases was replaced with a migration of Drupal 6 […...
In an earlier tutorial, we looked at the Drupal 8 plugin system and how to create our very own custom plugin type. We’ve seen that much of the functionality declared via _info hooks in Drupal 7 has been replaced by these plugins. Our use case was very basic and it allowed each instance of such functionality to be dec...
cTools is one of those critical Drupal 7 modules many others depend on. It provides a lot of APIs and functionality that makes life easier when developing modules. Views and Panels are just two examples of such powerhouses that depend on it. cTools makes available different kinds of functionality. Object caching, conf...
In the first installment of this series we started our journey towards creating some simple but powerful functionality. The goal we set was to have the possibility to load a form on each node page and to be able to choose which form type should be used on the different node bundles.The first step is done. We created...
Drupal 8 comes with a great addition to the backend developer toolkit in the form of the plugin system. Completely new, specific to Drupal and evolved from serving only a few specific purposes, plugins have become the go-to system for reusable functionality in Drupal 8.In this article series of two parts, we will use...
Recent Comments