adding brewery association

git-svn-id: http://svn.barleysodas.com/barleysodas/trunk@35 0f7b21a7-9e3a-4941-bbeb-ce5c7c368fa7

app/controllers/application.rb

@@ -1,6 +1,14 @@
 class ApplicationController < ActionController::Base
   session :session_key => '_barleysodas_session_id'
   
+  ##
+  # Ensures that the request was made using an Ajax request.
+  #
+  def ensure_xhr
+    return false unless request.xhr?
+    true
+  end
+  
   ##
   # Sane error and missing document messages.
   #

app/controllers/beers_controller.rb

@@ -34,6 +34,7 @@ class BeersController < ApplicationController
   # GET /beers/1;edit
   def edit
     @secondary_title = 'Update existing beer'
+    @brewery = @beer.brewery
   end
   
   # POST /beers
@@ -42,6 +43,8 @@ class BeersController < ApplicationController
     @beer = Beer.new(params[:beer])
     @page = Page.new(params[:page])
     @beer.page = @page
+    brewery = Brewery.find_by_title(params[:brewery][:title]) rescue nil
+    @beer.brewery = brewery
     respond_to do |format|
       if @beer.save
         flash[:notice] = 'Beer was successfully created.'
@@ -58,9 +61,11 @@ class BeersController < ApplicationController
   # PUT /beers/1
   # PUT /beers/1.xml
   def update
+    @page.attributes = params[:page]
+    @beer.attributes = params[:beer]
+    brewery = Brewery.find_by_title(params[:brewery][:title]) rescue nil
+    @beer.brewery = brewery
     respond_to do |format|
-      @page.attributes = params[:page]
-      @beer.attributes = params[:beer]
       if @beer.save
         flash[:notice] = 'Beer was successfully updated.'
         format.html { redirect_to beer_url(@beer.page.title_for_url) }
@@ -84,6 +89,9 @@ class BeersController < ApplicationController
   
   protected
   
+  ##
+  # Fetches the Beer and Page model for the actions.
+  #
   def get_beer_and_page
     @beer = Beer.find_by_title(Page.title_from_url(params[:id]),
       :include => [ 'page' ])

app/models/beer.rb

@@ -13,6 +13,9 @@ class Beer < ActiveRecord::Base
   #
   def page_attributes
     pattr = []
+    unless brewery.nil?
+      pattr << "Brewery: #{brewery.title}"
+    end
     pattr << "ABV: #{"%.1f" % abv}%" unless abv.to_s.empty?
     unless original_gravity.to_s.empty?
       pattr << "Original Gravity: #{original_gravity}"

app/views/beers/_beer_form.rhtml

@@ -10,4 +10,7 @@
 <p>
   <label for="beer_final_gravity">Final Gravity</label> <%= text_field 'beer', 'final_gravity' %>
 </p>
+<p>
+  <label for="brewery_title">Brewery</label> <%= text_field_with_auto_complete('brewery', 'title', {}, { :url => { :controller => 'autocomplete', :action => 'index' } }) %>
+</p>
 <%= render :partial => 'pages/page_form' %>