WIP: paypal_response

app/controllers/myspot/purchases_controller.rb

@@ -1,4 +1,5 @@
 class Myspot::PurchasesController < ApplicationController
+  include HTTParty
 
   before_filter :login_required
   ssl_required :create, :new
@@ -33,6 +34,10 @@ def create
     end
   end
 
+  def paypal_response
+    HTTParty.post(PAYPAL_POST_URL, params.merge({"cmd" => "_notify_validate"}))
+  end
+
   protected
 
   def unpaid_donations_required

app/models/paypal_transaction.rb

@@ -0,0 +1,3 @@
+class PaypalTransaction < ActiveRecord::Base
+  validates_presence_of :txn_id
+end

app/models/purchase.rb

@@ -21,8 +21,6 @@
 class Purchase < ActiveRecord::Base
   class GatewayError < RuntimeError; end
 
-  PAYPAL_EMAIL = "info@spot.us"
-
   attr_accessor :credit_card_number, :credit_card_year, :credit_card_month,
     :credit_card_type, :verification_value
   attr_reader :credit_card

app/views/myspot/purchases/new.html.haml

@@ -50,15 +50,17 @@
     .span-595.box_yellow.create_a_tip_form
       Use PayPal to fund a donation with money in your PayPal account, or to pay with a credit card.
       .float-right
-        - form_tag "https://www.paypal.com/cgi-bin/webscr" do
+        - form_tag PAYPAL_POST_URL do
           = hidden_field_tag "cmd", "_cart"
           = hidden_field_tag "upload", "1"
-          = hidden_field_tag "business", Purchase::PAYPAL_EMAIL
+          = hidden_field_tag "business", PAYPAL_EMAIL
           - i = 1
           - @donations.each do |donation|
+            = hidden_field_tag "item_number_#{i}", "#{donation.id}"
             = hidden_field_tag "item_name_#{i}", "PITCH: #{donation.pitch.headline}"
             = hidden_field_tag "amount_#{i}", donation.amount
             - i += 1
+          = hidden_field_tag "item_number_#{i}", "#{@purchase.spotus_donation.id}"
           = hidden_field_tag "item_name_#{i}", "Support Spot.Us"
           = hidden_field_tag "amount_#{i}", @purchase.spotus_donation[:amount]
           = image_submit_tag "buy_now.gif"

config/environment.rb

@@ -23,6 +23,7 @@
   config.gem "rspec-rails", :lib => false, :version => "= 1.2.2"
   config.gem "cucumber", :lib => false, :version => "= 0.1.12"
   config.gem "webrat", :lib => false, :version => "= 0.3.2"
+  config.gem "httparty", :version => "=0.4.2"
 
   config.time_zone = 'UTC'
 

config/environments/development.rb

@@ -32,3 +32,5 @@
   end
 end
 
+PAYPAL_POST_URL = "https://www.sandbox.paypal.com/cgi-bin/webscr"
+PAYPAL_EMAIL = "dev+pa_1239041752_biz@hashrocket.com"

config/environments/production.rb

@@ -17,3 +17,5 @@
     :password => APP_CONFIG[:gateway][:password],
   })
 end
+PAYPAL_POST_URL = "https://www.paypal.com/cgi-bin/webscr"
+PAYPAL_EMAIL = "info@spot.us"

config/environments/test.rb

@@ -25,3 +25,6 @@
   ActiveMerchant::Billing::Base.mode = :test
   Purchase.gateway = ActiveMerchant::Billing::BogusGateway.new
 end
+
+PAYPAL_POST_URL = "https://www.sandbox.paypal.com/cgi-bin/webscr"
+PAYPAL_EMAIL = "dev+pa_1239041752_biz@hashrocket.com"

config/routes.rb

@@ -51,7 +51,7 @@
     myspot.resources :pitches, :member => {:accept => :put}
     myspot.resources :posts
     myspot.resources :pledges
-    myspot.resources :purchases
+    myspot.resources :purchases, :collection => {:paypal_response => :post}
     myspot.resources :tips
   end
 

db/migrate/20090414205424_create_paypal_transactions.rb

@@ -0,0 +1,16 @@
+class CreatePaypalTransactions < ActiveRecord::Migration
+  def self.up
+    create_table :paypal_transactions do |t|
+      t.string :txn_id
+      t.integer :purchase_id
+      t.string :status
+      t.text :paypal_response
+
+      t.timestamps
+    end
+  end
+
+  def self.down
+    drop_table :paypal_transactions
+  end
+end

spec/controllers/myspot/purchases_controller_spec.rb

@@ -208,6 +208,89 @@ def do_create
       post :create, :purchase => Factory.attributes_for(:purchase)
     end
   end
+
+  describe "PayPal response" do
+    before do
+      @params =  {"protection_eligibility"=>"Eligible", 
+        "tax"=>"0.00",
+        "payment_status"=>"Completed",
+        "address_name"=>"Test User",
+        "business"=>"dev+pa_1239041752_biz@hashrocket.com",
+        "address_country"=>"United States",
+        "address_city"=>"San Jose",
+        "payer_email"=>"dev+pa_1239041717_per@hashrocket.com",
+        "receiver_id"=>"HQ79EJ4KFPWAU",
+        "residence_country"=>"US",
+        "payment_gross"=>"440.00",
+        "mc_shipping"=>"0.00",
+        "receiver_email"=>"dev+pa_1239041752_biz@hashrocket.com",
+        "mc_gross_1"=>"200.00",
+        "address_street"=>"1 Main St",
+        "mc_handling1"=>"0.00",
+        "verify_sign"=>"AVv2fa0VdjSSQ6PhgLCpIgZ3PpygAdpa6bB9AXSMUbqY5xLKMkkniUrh",
+        "mc_gross_2"=>"200.00",
+        "address_zip"=>"95131",
+        "mc_handling2"=>"0.00",
+        "item_name1"=>"PITCH: testing testing",
+        "txn_type"=>"cart",
+        "mc_currency"=>"USD",
+        "mc_gross_3"=>"40.00",
+        "transaction_subject"=>"Shopping Cart",
+        "charset"=>"windows-1252",
+        "address_country_code"=>"US",
+        "mc_handling3"=>"0.00",
+        "txn_id"=>"0PB07920SY555151E",
+        "item_name2"=>"PITCH: testing testing",
+        "item_number1"=>"",
+        "notify_version"=>"2.8",
+        "payer_status"=>"verified",
+        "tax1"=>"0.00",
+        "address_state"=>"CA",
+        "payment_fee"=>"13.06",
+        "item_name3"=>"Support Spot.Us",
+        "quantity1"=>"1",
+        "address_status"=>"confirmed",
+        "item_number2"=>"",
+        "payment_date"=>"13:16:29 Apr 14, 2009 PDT",
+        "mc_handling"=>"0.00",
+        "mc_fee"=>"13.06",
+        "tax2"=>"0.00",
+        "quantity2"=>"1",
+        "item_number3"=>"",
+        "first_name"=>"Test",
+        "num_cart_items"=>"3",
+        "mc_shipping1"=>"0.00",
+        "tax3"=>"0.00",
+        "payment_type"=>"instant",
+        "quantity3"=>"1",
+        "test_ipn"=>"1",
+        "mc_gross"=>"440.00",
+        "payer_id"=>"XABGXAPTSL7QS",
+        "mc_shipping2"=>"0.00",
+        "last_name"=>"User",
+        "custom"=>"",
+        "mc_shipping3"=>"0.00"}
+    end
+
+    describe "when the payment has been completed" do
+      it "posts to the paypal url with an additional cmd parameter" do
+        HTTParty.expects(:post).with(PAYPAL_POST_URL, @params.merge({"cmd" => "_notify_validate"}))
+        post :paypal_response, @params
+      end
+    end
+
+    describe "when a payment was been successful" do
+      it "creates a purchase"
+      it "marks donations paid"
+      it "marks the spot-us donation paid"
+    end
+
+    describe "when a payment was unsuccessful" do
+      it "does not mark donations paid"
+      it "does not mark the spot-us donation paid"
+    end
+  end
+
   requires_login_for :get, :new
   requires_login_for :post, :create
 

spec/fixtures/paypal_transactions.yml

@@ -0,0 +1,13 @@
+# Read about fixtures at http://ar.rubyonrails.org/classes/Fixtures.html
+
+one:
+  txn_id: MyString
+  purchase_id: 1
+  status: MyString
+  paypal_response: MyText
+
+two:
+  txn_id: MyString
+  purchase_id: 1
+  status: MyString
+  paypal_response: MyText

spec/models/paypal_transaction_spec.rb

@@ -0,0 +1,10 @@
+require File.expand_path(File.dirname(__FILE__) + '/../spec_helper')
+
+describe PaypalTransaction do
+
+  describe "validations" do
+    it "requires a transaction id" do
+      PaypalTransaction.new.should have(1).error_on(:txn_id)
+    end
+  end
+end

spec/views/myspot/purchases/new.html.haml_spec.rb

@@ -18,10 +18,10 @@
     it "has a Pay with PayPal section" do
       do_render
       template.should have_tag("h3", "Pay With PayPal")
-      template.should have_tag("form[action=?]", "https://www.paypal.com/cgi-bin/webscr") do
+      template.should have_tag("form[action=?]", PAYPAL_POST_URL) do
         with_tag("input[name='cmd'][value=?]", "_cart")
         with_tag("input[name='upload'][value=?]", "1")
-        with_tag("input[name='business'][value=?]", Purchase::PAYPAL_EMAIL)
+        with_tag("input[name='business'][value=?]", PAYPAL_EMAIL)
       end
     end
     it "includes all donations as line items" do