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An overview of the command bus

A command bus helps separating business logic from all the stuff that needs to be done to communicate over the web.

Shawn McCool wrote up a good overview about the subject.

Think of a typical controller. Inside, you might find interactions with the model, form validation, and response generation; which includes view template rendering or redirect header generation. Some of these actions are related directly to the web, some of them directly to the core of your application.


Freek Van der Herten is a partner and developer at Spatie, an Antwerp based company that specializes in creating web apps with Laravel. After hours he writes about modern PHP and Laravel on this blog. When not coding he’s probably rehearsing with his kraut rock band. He loves waffles and butterflies.