closet page saving backend

app/controllers/closet_pages_controller.rb

@@ -0,0 +1,63 @@
+class ClosetPagesController < ApplicationController
+  include ActionView::Helpers::TextHelper
+
+  before_filter :authenticate_user!, :build_closet_page
+
+  rescue_from ClosetPage::ParseError, :with => :on_parse_error
+
+  def create
+    if params[:closet_page] && params[:closet_page][:source]
+      @closet_page.source = params[:closet_page][:source]
+      saved_counts = @closet_page.save_hangers!
+
+      any_created = saved_counts[:created] > 0
+      any_updated = saved_counts[:updated] > 0
+      if any_created || any_updated
+        message = "Page #{@closet_page.index} saved! We "
+        message << "added " + pluralize(saved_counts[:created], 'item') + " to your closet" if any_created
+        message << " and " if any_created && any_updated
+        message << "updated the count on " + pluralize(saved_counts[:updated], 'item') if any_updated
+        message << ". "
+      else
+        message = "Success! We checked that page, and we already had all this data recorded. "
+      end
+
+      unless @closet_page.unknown_item_names.empty?
+        message << "We also found " +
+          pluralize(@closet_page.unknown_item_names.size, 'item') +
+          " we didn't recognize: " +
+          @closet_page.unknown_item_names.to_sentence +
+          ". Please put each item on your pet and type its name in on the " +
+          "home page so we can have a record of it. Thanks! "
+      end
+
+      if @closet_page.last?
+        message << "That was the last page of your Neopets closet."
+        destination = user_closet_hangers_path(current_user)
+      else
+        message << "Let's move onto the next page!"
+        destination = {:action => :new, :page => (@closet_page.index + 1)}
+      end
+
+      flash[:success] = message
+      redirect_to destination
+    else
+      redirect_to :action => :new
+    end
+  end
+
+  def new
+  end
+
+  protected
+
+  def build_closet_page
+    @closet_page = ClosetPage.new(current_user)
+  end
+
+  def on_parse_error
+    flash[:alert] = "We had trouble reading your source code. Is it a valid HTML document? Make sure you pasted the computery-looking result of right-click > View Source, and not the pretty page itself."
+    render :action => :new
+  end
+end
+

app/helpers/closet_pages_helper.rb

@@ -0,0 +1,2 @@
+module ClosetPagesHelper
+end

app/models/closet_page.rb

@@ -1,6 +1,9 @@
 require 'yaml'
 
 class ClosetPage
+  include ActiveModel::Conversion
+  extend ActiveModel::Naming
+
   SELECTORS = {
     :items          => "form[action=\"process_closet.phtml\"] tr[bgcolor!=silver][bgcolor!=\"#E4E4E4\"]",
     :item_thumbnail => "img",
@@ -11,18 +14,39 @@ class ClosetPage
     :selected       => "option[selected]"
   }
 
-  attr_reader :hangers, :index, :total_pages, :unknown_item_names
+  attr_reader :hangers, :index, :source, :total_pages, :unknown_item_names, :user
 
   def initialize(user)
     raise ArgumentError, "Expected #{user.inspect} to be a User", caller unless user.is_a?(User)
     @user = user
   end
 
+  def last?
+    @index == @total_pages
+  end
+
+  def persisted?
+    false
+  end
+
   def save_hangers!
-    @hangers.each(&:save!)
+    counts = {:created => 0, :updated => 0}
+    ClosetHanger.transaction do
+      @hangers.each do |hanger|
+        if hanger.new_record?
+          counts[:created] += 1
+          hanger.save!
+        elsif hanger.changed?
+          counts[:updated] += 1
+          hanger.save!
+        end
+      end
+    end
+    counts
   end
 
   def source=(source)
+    @source = source
     parse_source!(source)
   end
 
@@ -42,7 +66,7 @@ class ClosetPage
 
     page_selector = element(:page_select, doc)
     @total_pages = page_selector.children.size
-    @index = element(:selected, page_selector)['value']
+    @index = element(:selected, page_selector)['value'].to_i
 
     items_data = {
       :id => {},
@@ -89,8 +113,7 @@ class ClosetPage
     @hangers = items.map do |item|
       data = items_data[:id].delete(item.id) ||
         items_data[:thumbnail_url].delete(item.thumbnail_url)
-      hanger = @user.closet_hangers.build
-      hanger.item = item
+      hanger = @user.closet_hangers.find_or_initialize_by_item_id(item.id)
       hanger.quantity = data[:quantity]
       hanger
     end

app/views/closet_pages/new.html.haml

@@ -0,0 +1,5 @@
+= form_for(@closet_page) do |f|
+  = f.label :source
+  = f.text_area :source
+  = f.submit 'Add items to closet'
+

config/routes.rb

@@ -24,6 +24,8 @@ OpenneoImpressItems::Application.routes.draw do |map|
   resources :pet_attributes, :only => [:index]
   resources :swf_assets, :only => [:index, :show]
 
+  resources :closet_pages, :only => [:new, :create], :path => 'closet/pages'
+
   match '/users/current-user/outfits' => 'outfits#index', :as => :current_user_outfits
 
   match '/pets/load' => 'pets#load', :method => :post, :as => :load_pet
@@ -37,6 +39,7 @@ OpenneoImpressItems::Application.routes.draw do |map|
     resources :contributions, :only => [:index]
     resources :closet_hangers, :only => [:index], :path => 'closet'
   end
+
   match 'users/top-contributors' => 'users#top_contributors', :as => :top_contributors
   match 'users/top_contributors' => redirect('/users/top-contributors')
 

spec/controllers/closet_pages_controller_spec.rb

@@ -0,0 +1,5 @@
+require 'spec_helper'
+
+describe ClosetPagesController do
+
+end

spec/helpers/closet_pages_helper_spec.rb

@@ -0,0 +1,15 @@
+require 'spec_helper'
+
+# Specs in this file have access to a helper object that includes
+# the ClosetPagesHelper. For example:
+#
+# describe ClosetPagesHelper do
+#   describe "string concat" do
+#     it "concats two strings with spaces" do
+#       helper.concat_strings("this","that").should == "this that"
+#     end
+#   end
+# end
+describe ClosetPagesHelper do
+  pending "add some examples to (or delete) #{__FILE__}"
+end