From: Andrew Stewart <boss@...>
Date: 2007-12-22T01:10:59+09:00
Subject: Re: [Rails 2.0] Autosetting field before validation


On 21 Dec 2007, at 13:34, Maciej Piechotka wrote:

> Why this code do not work(permalize is from plug-in):
>
>   def before_validation_on_create
>     permalink ||= name.permalize unless name.nil?
>   end
>
> Regards
>
> PS.
> The method is called but it do not change attribute. How to change it?

I think permalink is treated as a local variable, i.e. local to your  
method's scope.  Try self.permalink:

   def before_validation_on_create
     self.permalink ||= name.permalize unless name.nil?
   end

Also have you checked that name isn't nil?

Regards,
Andy Stewart

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