Writing Extensible Code Using Event Dispatcher

Slides: https://speakerdeck.com/johnkary/writing-extensible-code-using-event-dispatcher The concept of an Event Dispatcher (the Mediator pattern) is heavily used in modern PHP frameworks. I demonstrate the basic concepts and how to refactor your existing code to use the Symfony2 Event Dispatcher. Symfony2 Event Dispatcher documentation: http://symfony.com/doc/current/components/event_dispatcher/introduction.html