symfony/symfony-docs — pull request #1461 by ricardclau (2012-06-14 23:03:24+00:00)
Title: first draft cookbook before/after listeners (issue #649)

First draft for a cookbook on creating a before listener.
I'd like to receive your comments and once everything is ok, write an example also for an after listeners

This pull request is refered to issue #649: [Cookbook] Idea of article: "How to create before and after filters"

So, waiting for your comments! (And sorry for the delay on doing this)