From: reuben doetsch <hjast89@...>
Date: 2008-08-06T00:53:17+09:00
Subject: Re: Problem linking tables and accessing relationship heirarchy

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try this in the rails forum

On Tue, Aug 5, 2008 at 10:49 AM, Brian Anderson <brian@arielpremium.com>wrote:

> I'm not quite understanding this relationship thing between models and
> tables. What I am trying to do within my view is get the price
> information
> by referring to it like this:
>
> <%= @item.itemprice.Qty1 %>
>
> In each of my individual views for the item_master table and the
> itemprice
> table I can get the info directly, but I can't figure out how to access
> the
> price that corresponds to the item.
>
> Here is my item.rhtml view test page:
>
> -------------------------
>
> Note: this works
>
> <%= @item.itemDescription %>
>
> This does not
>
> <%= @item.itemprice.Qty1 %>
>
>
> Below is all my Information:
>
> My Models:
>
>
> ----------------------------
>
> item_master.rb
>
> class ItemMaster < ActiveRecord::Base
>  has_many :itemprices
>  has_many :item_sub_prices
>  has_many :item_price_specials
> end
>
>
> ----------------------------
>
> itemprice.rb
>
>
> class itemprice < ActiveRecord::Base
>  belongs_to :item_master
> end
>
>
> My Controllers:
>
> ----------------------------
>
> item_master_controller.rb
>
> class ItemMasterController < ApplicationController
>
>  def show_all
>   @items = ItemMaster.find(:all)
>  end
>
>  def item
>   @item = ItemMaster.find(params[:id])
>  end
> end
>
>
> -----------------------------
>
> itemprice_controller.rb
>
>
> class ItemPriceController < ApplicationController
>  def show
>   @price = itemprice.find(params[:id])
>  end
> end
>
>
> -----------------------------
>
> Thanks,
>
> Brian
> --
> Posted via http://www.ruby-forum.com/.
>
>

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