adding beer experiences

git-svn-id: http://svn.barleysodas.com/barleysodas/trunk@122 0f7b21a7-9e3a-4941-bbeb-ce5c7c368fa7

app/controllers/beers_controller.rb

@@ -9,9 +9,7 @@ class BeersController < ApplicationController
     @secondary_title = 'Browsing all beers'
     @pages, @beers = paginate :beers, :include => 'page', :per_page => per_page,
       :order => 'beers.title ASC'
-    if @beers.empty?
-      flash.now[:notice] = 'There are no beers yet.'
-    end
+    flash.now[:notice] = 'There are no beers yet.' if @beers.empty?
     @tags = Page.tags(:limit => 25, :order => "name DESC",
       :owner_type => 'Beer')
     respond_to do |format|
@@ -23,6 +21,8 @@ class BeersController < ApplicationController
   # GET /beers/1
   # GET /beers/1.xml
   def show
+    person = People.find(session[:people_id], :include => [ 'experiences' ])
+    @experience = person.experiences.detect { |e| e.beer_id == @beer.id }
     respond_to do |format|
       format.html # show.rhtml
       format.xml  { render :xml => @beer.to_xml }

app/controllers/experiences_controller.rb

@@ -0,0 +1,71 @@
+class ExperiencesController < ApplicationController
+  append_before_filter :fetch_experience, :only => [ :edit, :update, :destroy ]
+  
+  # GET /experiences
+  def index
+    redirect_to experience_url(:id => session[:people_title_for_url])
+  end
+  
+  # GET /experiences/1
+  # GET /experiences/1.xml
+  def show
+    @people = People.find_by_title(Page.title_from_url(params[:id]))
+    cond_ary = [ 'experiences.people_id = :people_id' ]
+    cond_var = { :people_id => @people.id }
+    conditions = [ cond_ary.join(' AND '), cond_var ]
+    @total_count = Experience.count(conditions)
+    @pages, @experiences = paginate :experiences,
+      :include => [ 'beer' ], :order => [ 'beers.title ASC' ],
+      :per_page => per_page, :conditions => conditions
+    brewery_ids = @experiences.collect { |e| e.beer.brewery_id }
+    @breweries = Brewery.find(brewery_ids, :order => 'title ASC')
+    flash.now[:notice] = 'No experience yet.' if @experiences.empty?
+    respond_to do |format|
+      format.html # index.rhtml
+      format.xml  { render :xml => @experiences.to_xml }
+    end
+  end
+  
+  # GET /experiences/1;edit
+  def edit
+  end
+  
+  # POST /experiences
+  def create
+    @experience = Experience.new(params[:experience])
+    @experience.people_id = session[:people_id]
+    if @experience.save
+      render :inline => "<%= remove_experience_link(@experience) -%>"
+    else
+      render :inline => "<%= error_messages_for(@experience) -%>",
+        :status => 500
+    end
+  end
+  
+  # PUT /experiences/1
+  def update
+    if @experience.update_attributes(params[:experience])
+      render :inline => "<%= add_experience_link -%>"
+    else
+      render :inline => "<%= error_messages_for(@experience) -%>",
+        :status => 500
+    end
+  end
+  
+  # DELETE /experiences/1
+  def destroy
+    # not sure if this is necessary, but i'll include it for completeness.
+    if @experience.destroy
+      render :inline => "<%= add_experience_link -%>"
+    else
+      render :nothing => true, :status => 500
+    end
+  end
+  
+  protected
+  
+  def fetch_experience
+    @experience = Experience.find(params[:id])
+    raise ActiveRecord::RecordNotFound.new unless @experience
+  end
+end

app/helpers/beers_helper.rb

@@ -12,4 +12,23 @@ module BeersHelper
     link_to 'Edit Beer', edit_beer_path(beer.page.title_for_url),
       { :title => "Edit #{beer.title}" }
   end
+  
+  ##
+  # Shows an add Experience link.
+  #
+  def add_experience_link
+    link_to_function("#{image_tag('list-add.png')} Beverage Experience",
+      "lightboxes['experienceDialog'].open()")
+  end
+  
+  ##
+  # Shows the remove Experience link.
+  #
+  def remove_experience_link(experience)
+    link_to_remote "#{image_tag('list-remove.png')} Beverage Experience",
+      :url => experience_url(:id => experience.id, :format => :xml),
+      :method => :delete, :confirm => 'Are you sure?',
+      :update => 'experience_container',
+      :success => "new Effect.Highlight('experience_container', {duration: 1.5})"
+  end
 end

app/helpers/experiences_helper.rb

@@ -0,0 +1,8 @@
+module ExperiencesHelper
+  include BeersHelper
+  include BreweriesHelper
+  
+  def experience_rating(experience)
+    "<span id='rating_div_#{experience.id}' class='rating_container'></span>"
+  end
+end

app/models/beer.rb

@@ -7,6 +7,8 @@ class Beer < ActiveRecord::Base
   belongs_to :style
   validates_presence_of :style_id
   has_many_tagged_images
+  has_many :experiences, :dependent => :destroy
+  has_many :people, :through => :experiences
   
   ##
   # Returns a list of attributes for the Page partial.

app/models/experience.rb

@@ -0,0 +1,5 @@
+class Experience < ActiveRecord::Base
+  belongs_to :people
+  belongs_to :beer
+  validates_presence_of :people_id, :beer_id
+end

app/models/people.rb

@@ -12,6 +12,8 @@ class People < ActiveRecord::Base
   validates_uniqueness_of :title
   has_many :friends, :foreign_key => :source_id, :dependent => :destroy
   has_many :actual_friends, :through => :friends, :source => :destination
+  has_many :experiences, :dependent => :destroy
+  has_many :beers, :through => :experiences
   
   make_authenticatable
   validates_length_of :password, :minimum => 8, :if => :password_required?,

app/views/beers/show.rhtml

@@ -1,10 +1,40 @@
+<%= javascript_include_tag('control.rating.js') -%>
 <%= tagged_image_browser(@beer) %>
 
 <%= render :partial => 'pages/page' %>
 
+<% content_for :script do -%>
+after_opens['experienceDialog'] = function(){
+  var r = new Control.Rating('rating_div',
+  {
+    min: 1,
+    max: 10,
+    multiple: true,
+    input: 'experience_rating'
+  });
+  r.setValue(5);
+}
+<% end -%>
+
+<% lightbox :title => 'Add a beverage experience', :window_id => 'experienceDialog' do -%>
+  <p>How do you rate this experience? (1 for bad, 10 for great)</p>
+  <%= hidden_field_tag 'experience_rating' %>
+  <%= hidden_field_tag 'beer_id', @beer.id %>
+  <span id="rating_div" class="rating_container"></span>
+  <br /><br />
+  <div class="dialogControls">
+    <%= link_to_remote 'Save', :url => experiences_path(:format => :xml),
+    :with => "'experience[rating]='+escape($('experience_rating').value)+'&experience[beer_id]='+escape($('beer_id').value)",
+    :success => "Control.Modal.close();new Effect.Highlight('experience_container', {duration: 1.5})",
+    :update => 'experience_container' -%> <%= link_to_function 'Cancel', 'Control.Modal.close()' -%>
+  </div>
+<% end -%>
+
 <% content_for :sidebar do -%>
   <%= new_beer_link -%><br />
   <%= edit_beer_link(@beer) -%><br />
   <%= link_to 'Destroy', beer_path(@beer.page.title_for_url), :confirm => 'Are you sure?', :method => :delete %><br />
-  <% unless @beer.tagged_images.empty? -%><%= tagged_image_browser_link -%><br /><% end -%>
+  <% unless @beer.tagged_images.empty? -%><%= tagged_image_browser_link(@beer) -%><br /><% end %>
+  <span id="experience_container"><% if @experience -%><%= remove_experience_link(@experience) -%><% else -%><%= add_experience_link -%><% end %></span><br />
+  <strong><%= pluralize(@beer.people.size, 'people') -%></strong> have experienced this beer.<br />
 <% end -%>

app/views/layouts/application.rhtml

@@ -34,6 +34,7 @@
   <div id="sidebar">
     <%= link_to_unless_current 'Browse The Beer Wiki', pages_path -%><br />
     <%= link_to_unless_current 'Browse Beers', beers_path -%><br />
+    <% if logged_in? -%><%= link_to_unless_current 'My Beer Experiences', experience_path(:id => session[:people_title_for_url]) -%><br /><% end %>
     <%= link_to_unless_current 'Beverage Styles', styles_path -%><br />
     <%= link_to_unless_current 'Browse Breweries', breweries_path -%><br />
     <%= link_to_unless_current 'BarleySodas People', peoples_path -%><br />

app/views/pages/_page.rhtml

@@ -22,6 +22,6 @@
 
 <% content_for 'sidebar' do -%>
   <% if @page.allow_discussions? or !@page.discussions.empty? -%>
-  <%= link_to "Discuss (#{@page.discussions.size})", discussion_path(@page) -%><br />
+  <%= link_to "Discuss", discussion_path(@page) -%> (<%= @page.discussions.size -%>)<br />
   <% end -%>
 <% end -%>

app/views/peoples/show.rhtml

@@ -9,5 +9,6 @@
   <% unless @people.tagged_images.empty? -%><%= tagged_image_browser_link -%><br /><% end -%>
   <%= show_friends_link(@people) -%><br />
   <% unless @people.id == session[:people_id] or @people.friend_of?(session[:people_id]) -%><%= add_friend_link(@people) -%><% end -%>
-  <% if @people.friend_of?(session[:people_id]) -%><%= remove_friend_link(@people) -%><% end -%>
+  <% if @people.friend_of?(session[:people_id]) -%><%= remove_friend_link(@people) -%><br /><% end -%>
+  <%= link_to "#{pluralize(@people.beers.size, 'Beer')} Experience", experience_path(:id => @people.page.title_for_url) -%><br />
 <% end -%>

config/routes.rb

@@ -1,9 +1,7 @@
 ActionController::Routing::Routes.draw do |map|
   map.resources :beers, :breweries, :pages, :discussions, :peoples, :roles,
-    :sessions, :styles, :galleries, :tag_images, :friends
-
+    :sessions, :styles, :galleries, :tag_images, :friends, :experiences
   map.connect ':controller/:action/:id.:format'
   map.connect ':controller/:action/:id'
-
   map.connect '/', :controller => 'pages', :action => 'default_action'
 end

db/migrate/014_create_experiences.rb

@@ -0,0 +1,15 @@
+class CreateExperiences < ActiveRecord::Migration
+  def self.up
+    create_table :experiences do |t|
+      t.column :people_id, :integer
+      t.column :beer_id, :integer
+      t.column :rating, :integer
+    end
+    add_index :experiences, :people_id
+    add_index :experiences, :beer_id
+  end
+
+  def self.down
+    drop_table :experiences
+  end
+end

generate_permissions

@@ -5,7 +5,8 @@ base_actions = ApplicationController.action_methods
 # rather than defining them here.
 controllers = [ PagesController, DiscussionsController, StylesController,
   PeoplesController, BeersController, BreweriesController, RolesController,
-  GalleriesController, TagImagesController, FriendsController ]
+  GalleriesController, TagImagesController, FriendsController,
+  ExperiencesController ]
 controllers.each do |c|  
   actions = c.action_methods - base_actions
   cname = c.controller_name
@@ -38,6 +39,11 @@ Permission.find(:all,
   next if [ 'edit', 'create', 'destroy' ].include?(p.action)
   r.permissions << p
 end
+Permission.find(:all,
+  :conditions => [ 'controller = ?', 'experiences' ]).each do |p|
+  next unless [ 'show' ].include?(p.action)
+  r.permissions << p
+end
 
 r2 = Role.admin_role
 Permission.find(:all).each do |p|

public/stylesheets/application.css

@@ -7,6 +7,7 @@
 @import 'content.css';
 @import 'syntax.css';
 @import 'lightboxes.css';
+@import 'jsratings.css';
 
 @media print { #sidebar { display: none; }
                #content { float: none; width: 90%; }

public/stylesheets/jsratings.css

@@ -0,0 +1,28 @@
+.rating_container {
+  clear:both;
+}
+
+.rating_container a {
+  float:left;
+  display:block;
+  width:25px;
+  height:25px;
+  border:0;
+  background-image:url("/images/rating.gif");
+}
+
+.rating_container a.rating_off {
+  background-position:0 0px;
+}
+
+.rating_container a.rating_half {
+  background-position:0 -25px;
+}
+
+.rating_container a.rating_on {
+  background-position:0 -50px;
+}
+
+.rating_container a.rating_selected {
+  background-position:0 -75px;
+}

test/fixtures/experiences.yml

@@ -0,0 +1,5 @@
+# Read about fixtures at http://ar.rubyonrails.org/classes/Fixtures.html
+one:
+  id: 1
+two:
+  id: 2

test/functional/experiences_controller_test.rb

@@ -0,0 +1,57 @@
+require File.dirname(__FILE__) + '/../test_helper'
+require 'experiences_controller'
+
+# Re-raise errors caught by the controller.
+class ExperiencesController; def rescue_action(e) raise e end; end
+
+class ExperiencesControllerTest < Test::Unit::TestCase
+  fixtures :experiences
+
+  def setup
+    @controller = ExperiencesController.new
+    @request    = ActionController::TestRequest.new
+    @response   = ActionController::TestResponse.new
+  end
+
+  def test_should_get_index
+    get :index
+    assert_response :success
+    assert assigns(:experiences)
+  end
+
+  def test_should_get_new
+    get :new
+    assert_response :success
+  end
+  
+  def test_should_create_experience
+    old_count = Experience.count
+    post :create, :experience => { }
+    assert_equal old_count+1, Experience.count
+    
+    assert_redirected_to experience_path(assigns(:experience))
+  end
+
+  def test_should_show_experience
+    get :show, :id => 1
+    assert_response :success
+  end
+
+  def test_should_get_edit
+    get :edit, :id => 1
+    assert_response :success
+  end
+  
+  def test_should_update_experience
+    put :update, :id => 1, :experience => { }
+    assert_redirected_to experience_path(assigns(:experience))
+  end
+  
+  def test_should_destroy_experience
+    old_count = Experience.count
+    delete :destroy, :id => 1
+    assert_equal old_count-1, Experience.count
+    
+    assert_redirected_to experiences_path
+  end
+end

test/unit/experience_test.rb

@@ -0,0 +1,10 @@
+require File.dirname(__FILE__) + '/../test_helper'
+
+class ExperienceTest < Test::Unit::TestCase
+  fixtures :experiences
+
+  # Replace this with your real tests.
+  def test_truth
+    assert true
+  end
+end