Re: Getting input''s value from a form

Jabbslad
Wed, 27 Feb 2008 18:20:19 -0000

You can just use the id of the tag to retrieve the value from the
params hash, e.g.

Assuming you have something like this in your view:-

  <%= text_field_tag ''number'' %>

You should be able to access it in your controller using:-

  :number => params[''number'']

Is that what you were after?

Jabbslad

On Feb 27, 5:52 pm, "Jason M. Winn"
<jasonmw...-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
wrote:
> If I could get the values without persist to the database, that would
> be perfect. how can I do that?
>
> On Feb 27, 2008, at 9:47 AM, Jabbslad wrote:
>
>
>
> > If you just want a CreditCard instance but do not want to persist it
> > to the database you can use:-
>
> >  CreditCard.new(:first_name => @user.first_name,
> >         :last_name => @user.last_name,
> >         :number => #pick up from the form,
> >         :month => #pick up from the form,
> >         :year => #pick up from the form,
> >         :brand => #pickup from the form )
>
> > Is that what you are asking or do you want to know how to pull the
> > values out of the params hash?
>
> > Jabbslad
>
> > On Feb 27, 5:09 pm, Keaja
<jasonmw...-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> wrote:
> >> I am following a new tutorial just added to the upcoming book,
> >> Advanced Rails Recipes. The recipe is, "Process Recurring
Credit Card
> >> Payments". The tutorial is great and I recommend picking up
the PDF
> >> book.
>
> >> Simply put, there is a card server, and a then your main
application
> >> which is used to pass credit card numbers to the server.
>
> >> The problem I am having, is how do I get the parameters from the
form
> >> into  the controller without storing them in the  model? It would
be
> >> easy if I was storing the credit card number and expiration date
in
> >> the user model, but I am not for security, so I cannot call
> >> @user.credit_card number. I guess I need something like
> >> page["input_credit_card].value?
>
> >>     if @user.save
> >>       self.current_user = @user
> >>       cc = CreditCard.create(:first_name => @user.first_name,
> >>         :last_name => @user.last_name,
> >>         :number => #pick up from the form,
> >>         :month => #pick up from the form,
> >>         :year => #pick up from the form,
> >>         :brand => #pickup from the form
> >>       )