added photos products

app/helpers/application_helper.rb

@@ -1,2 +1,5 @@
 module ApplicationHelper
+  def short_name(name)
+    name.split(' ')[0..3].join(' ')
+  end
 end

app/views/home/index.html.haml

@@ -1,2 +1,3 @@
 - for product in @products
   %p= product.name
+  %img{:src => product.photo, :alt => short_name(product.name)}

db/migrate/20111115222044_add_photo_to_product.rb

@@ -0,0 +1,5 @@
+class AddPhotoToProduct < ActiveRecord::Migration
+  def change
+    add_column :products, :photo, :string
+  end
+end

db/schema.rb

@@ -11,12 +11,13 @@
 #
 # It's strongly recommended to check this file into your version control system.
 
-ActiveRecord::Schema.define(:version => 20111113160210) do
+ActiveRecord::Schema.define(:version => 20111115222044) do
 
   create_table "products", :force => true do |t|
     t.string   "name"
     t.datetime "created_at"
     t.datetime "updated_at"
+    t.string   "photo"
   end
 
 end

lib/tasks/products.rake

@@ -7,12 +7,13 @@ task :products => :environment do
   require "nokogiri"
   require "open-uri"
 
-  path_to_photos = "#{Rails.root}/public/amazon_photos/I"
+  photos_dir = "amazon_photos/I"
+  full_path_to_photos = "#{Rails.root}/public/#{photos_dir}"
   url = 'http://www.amazon.com/Digital-SLRs-Cameras-Photo/b/ref=amb_link_6742562_1?ie=UTF8&node=3017941&pf_rd_m=ATVPDKIKX0DER&pf_rd_s=center-5&pf_rd_r=0VGJA3MFRDFRCZX42DR6&pf_rd_t=101&pf_rd_p=1266111442&pf_rd_i=515382011'
   doc = Nokogiri::HTML(open(url))
 
   Product.delete_all
-  empty_dir(path_to_photos)
+  empty_dir(full_path_to_photos)
 
   max, longest_name = 0, ''
 
@@ -21,10 +22,10 @@ task :products => :environment do
     if max < name.size then max = name.size; longest_name = name end
 
     src_url = item.at_css('img')[:src]
-    filename = File.basename(src_url)
-    system("curl --silent --remote-time --output #{path_to_photos}/#{filename} #{src_url}")
+    filename = "#{File.basename(src_url)}"
+    system("curl --silent --remote-time --output #{full_path_to_photos}/#{filename} #{src_url}")
 
-    Product.create!(name: name)
+    Product.create!(name: name, photo: "#{photos_dir}/#{filename}")
     print '.'
     #p "#{i.at_css('.srTitle').text} - #{i.at_css('.listprice, .otherprice').text}"
     #p i.at_css('a')[:href]