Symfony2 MVC: where does my code belong?

Question

I\'m seeking clarification on whether to put code in a controller, an entity or to make a service.

I have \'cardset\' and \'card\' objects (where many of the latter

Answer 1

If you will follow SOLID principles you will get to the SRP which states that your class should have one single responsibility.

I think it is obvious that generating one pdf is something diferent than modeling data and mapping your database( your entity does that)