Try this
:unless => Proc.new {|user| user.password.nil?}
Essentially it will check if you are sending a password attribute to the
user or not while updating the user record and will check for this
validation only if password attribute is present.
Chirag
http://sumeruonrails.com
On Thu, Aug 18, 2011 at 11:05 PM, Leonel *.* <li...@ruby-forum.com> wrote:
> Can someone help me complete this piece of code?
>
> I'm thinking about using :unless because the only place where I wouldn't
> like the password validation is in the Edit User page.
>
> validates :password,
> :presence => true,
> :length => { :minimum => 6, :maximum => 20, :message => 'should have
> between 6 to 12 characters' },
> :confirmation => true,
> :unless => ????????????
>
> I tried...
> :unless => params[:controller] == 'users' and params[:action] == 'edit'
>
> but I got the following error...
> Routing Error
> undefined local variable or method `params' for #<Class:0x7f92ca83a518>
>
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