This post should help
http://weblog.jamisbuck.org/2006/10/18/skinny-controller-fat-model
On Apr 13, 11:20 am, Andrew Timberlake <and...@andrewtimberlake.com>
wrote:
> On Mon, Apr 13, 2009 at 6:27 AM, Nick Faraday
>
>
>
> <rails-mailing-l...@andreas-s.net> wrote:
>
> > Hey Everyone.
>
> > First day diving in to ROR and Ruby...
>
> > My question is how do you define methods with in the model class and/or
> > should I even be doing this?
>
> > It is my understanding that you should put as much of the business logic
> > into the model as possible. I want to do some data manipulation before
> > I things are submitted to the database
>
> > IE (Create a variable out of two submitted via form, as well as some
> > other things.)
>
> > Should this all be done in the model? If so how do I declare and call
> > these methods?
>
> > def method_name
> > def self.method_name
> > def class_name.method_name
>
> > don't seem to work for me?
>
> > should I define them in the model and call them in controller? This
> > doesn't seem right to me?
>
> > Any Help would be appropriated.
>
> > -N
> > --
>
> Yes you should be defining methods inside your model.
> Models are just classes and so you create methods just like any class.
>
> To expand on your example of a 'variable' of two submitted via form:
>
> class User < ActiveRecord::Model
> def name
> "#{firstname} #{lastname}"
> end
> end
>
> This gives you method which will combine firstname and lastname (which
> would be in the database) into a name
>
> Usage:
> user = User.new(:firstname => 'John', :lastname => 'Doe')
> user.name #=> "John Doe"
>
> There is nothing wrong with defining these and calling them from a
> controller, or view and not sure why that doesn't seem right to you?
> You mention that the methods you have tried don't work for you, if
> you're still battling, give us some code to look at.
>
> Andrew
> Timberlakehttp://ramblingsonrails.comhttp://www.linkedin.com/in/andrewtimberlake
>
> "I have never let my schooling interfere with my education" - Mark Twain
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