On Oct 3, 8:22 am, Daniel <[EMAIL PROTECTED]> wrote:
> Hi Cool,
> This post didn't make it onto ruby-forum.com but it is on google.
>
> On Oct 2, 11:10 pm, cool <[EMAIL PROTECTED]> wrote:
>
> > this is my model
> > class Person < ActiveRecord::Base
> > end
> > class parent < Person
> > end
> > class Student < person
> > end
> > class principal<person
> > end
>
> Obviously the above 'person' and 'principal' are capitalized.
>
> > i have table called people.
> > iam adding all the details of parent and student and principal in the
> > same table.
>
> yes
>
>
>
> > my form is
> > <% form_for :student do %>
>
> Not much point doing this if you don't include the parameter. Also,
> where is your form posting to?
> <% form_for :student , :url => {:action => 'update'} do |s| %>
>
Sorry. form_for is handy; whether you're passing the parameter in or
not.
It will generate an authenticity token as well as just being more
convenient.
Read up on api.rubyonrails.com. See also form_tag.
> > <td><%= text_field :first_name, :label => "Student" %>
> > <td><%= text_field :last_name %></td>
>
> Then you can say:
> <td><%= s.text_field :first_name, :label => "Student" %>
> Or
> <td><%= text_field :student , :first_name, :label => "Student"
> %>
> which is the same thing.
>
> > <% fields_for :parent %>
>
> You don't need "fields_for" - I don't think you're using it below.
>
> > <tr>
> > <td><%= text_field :first_name, :label => "Parents/
> > Guardian" %></td>
>
> So instead, it would be something like:
> <td><%= text_field :parent , :first_name, :label => "Parents/
> Guardian" %></td>
>
> And similarly for the rest of these:
>
> > <td><%= text_field :last_name %></td>
> > </tr>
> > <tr>
> > <td><%= text_field :email, :label => "Email" %></td>
> > </tr>
> > <tr>
> > <td><%= text_field :phone, :label => "Phone" %></td>
> > </tr>
> > <% end %>
> > <% end %>
>
> See my previous post if you want a dropdown selection box; ie <%=
> select ... %>.
>
> > In the New action i have provided like
>
> > def new
> > [EMAIL PROTECTED] = Student.new
> > [EMAIL PROTECTED] = Parent.new
>
> > end
>
> ok; you could probably even omit creating these.
>
> > my fields in people table are
> > t.column :type, :string
> > t.column :first_name, :string
> > t.column :last_name, :string
> > t.column :email, :string
> > t.column :phone, :string
> > t.column :address, :text
>
> ok
>
>
>
> > how can we add the student details(first_name, last_name) and the
> > parent details(first_name, last_name, email, phone) at the same time
> > with in the same table called people.
>
> So:
> <td><%= text_field :parent , :first_name, :label => "Parents/
> Guardian" %></td>
> will create something like
> <input type="text" name="parent[first_name]" ... />
> The important thing is the name attribute.
> It will be converted to
> params[:parent][:first_name]
> etc
>
> Similarly for principal:
> <td><%= text_field :principal , :first_name %></td>
>
> So in your update action of your controller, you then say:
> @parent=Parent.new(params[:parent])
> and similarly for @student and @principal.
>
> Regards,
> Daniel
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