app/models/invoice.rb db/migrate/20090531151034_create_invoices.rb lib/pdfwritter_extensions.rb public/images/invoice_header.jpg public/images/invoice_header.png test/functional/invoices_controller_test.rb test/unit/invoice_test.rb test/unit/pdf_generator_test.rb @@ -11,4 +11,6 @@ public/resources/* test/performance/tmp/ public/paper_files public/paper_photos +public/invoices +tmp/invoices certs/*pem .gitignore @@ -1,6 +1,17 @@ class InvoicesController < ApplicationController + before_filter :login_required + def create - @cart = Cart.find( params[:id] ) + puts "XXX: create" + @cart = Cart.find( params[:id] ) if admin? + @cart = current_user.carts.find( params[:id] ) if !admin? + + record_not_found and return unless @cart.is_purchased? + record_not_found and return unless @cart.invoice.nil? + + Invoice.print( @cart ) + flash[:notice] = 'Invoice created successfully, please use the link bellow to download it.' + redirect_to :controller => 'carts', :action => 'show', :id => @cart end end \ No newline at end of file app/controllers/invoices_controller.rb @@ -3,6 +3,8 @@ class Cart < ActiveRecord::Base has_many :events, :through => :carts_events belongs_to :user + + has_one :invoice serialize :paypal_notify_params serialize :paypal_complete_params app/models/cart.rb @@ -23,11 +23,9 @@ <h4>Invoice info</h4> <p><%= simple_format(@cart.invoice_info) %></p> -<!-- <h4>Invoice</h4> <% if @cart.invoice %> - <%= link_to 'Download invoice', @cart.invoice %> + <%= link_to 'Download invoice', @cart.invoice.url_path %> <% else %> - <%= link_to 'Download invoice', invoices_path( :id => @cart.id ), :method => 'post' %> + <%= link_to 'Create invoice', invoices_path( :id => @cart.id ), :method => 'post' %> <% end %> ---> app/views/carts/show.html.erb @@ -11,6 +11,10 @@ test: twitter_user: pepe twitter_pass: pepe twitter_notification_step: 1 + tax_percent: 16 + seller_invoice_info: "Name Company \nAddress Company with éxtraños carácteres \nG65037772" + invoices_pdf_path: /tmp/invoices + invoices_serial_prefix: euruko-2009- development: site_domain: 127.0.0.1:3000 @@ -25,7 +29,11 @@ development: twitter_user: pepe twitter_pass: pepe twitter_notification_step: 1 - + tax_percent: 16 + seller_invoice_info: "Name Company \nAddress Company with éxtraños carácteres \nG65037772" + invoices_pdf_path: /public/invoices + invoices_serial_prefix: euruko-2009- + production: site_domain: eurukostaging.fernandoguillen.info site_name: EuRuKo @@ -38,4 +46,8 @@ production: yahoo_id: qvONq5jV34GLKDBadNyEtXoS9dR22TK1gacPRBXZqqXrAfwCYUd6fMMIze9zIbWe9a7juSXIGlfH twitter_user: pepe twitter_pass: pepe - twitter_notification_step: 1 \ No newline at end of file + twitter_notification_step: 1 + tax_percent: 16 + seller_invoice_info: "Spanish Ruby Users Group \nTravessera de les Corts 48, Sobreático 2a \n08903 L'Hospitalet de Llobregat \nBarcelona (Spain) \nG65037772" + invoices_pdf_path: /public/invoices + invoices_serial_prefix: euruko-2009- config/config.yml @@ -2,4 +2,8 @@ require 'utils' require 'paperclip_validations_extended' require 'will_paginate' require 'pdf/writer' -require 'bluecloth' \ No newline at end of file +require 'pdf/simpletable' +require 'bluecloth' + +# extensions +require 'pdfwritter_extensions' \ No newline at end of file config/initializers/requires.rb @@ -21,6 +21,7 @@ TODOs * "Meanwhile on the others tracks:" * Exportar PDF de las charlas * Editor static pages +* Campo serial de invoice debería tener el serial completo no sólo el entero: euruko-2009-0001 ## xuanxu: * Pantalla últimos comentarios doc/TODO.md @@ -9,4 +9,97 @@ class PDFGenerator end pdf.render end + + def self.create_pdf_invoice( invoice ) + pdf = PDF::Writer.new(:paper => "A4") + pdf.margins_pt(36, 54) + pdf.select_font( "Times-Roman" ) + + pdf.image( "#{RAILS_ROOT}/public/images/invoice_header.jpg" ) + + # pdf.add_text_wrap( 100, pdf.y, 150, "#{APP_CONFIG[:seller_invoice_info]}", 14, :right ) + pdf.text( APP_CONFIG[:seller_invoice_info], :font_size => 14, :left => 250, :justification => :left ) + + pdf.move_pointer( 50 ) + pdf.text( "Invoice ID: <b>#{APP_CONFIG[:invoices_serial_prefix]}#{invoice.serial}</b>" ) + pdf.text( "Date: <b>#{invoice.date.strftime( '%d of %b of %Y' )}</b>" ) + pdf.text( "To:", :top => 1000 ) + + if invoice.cart.invoice_info + invoice.cart.invoice_info.each_line do |line| + pdf.text( "#{line}" ) + end + end + + # + # TABLE + # + pdf.move_pointer( 50 ) + table_elements = PDF::SimpleTable.new + table_elements.data = [] + invoice.cart.events.each do |event| + # puts "XX: event: #{event}" + table_elements.data << { "concept" => event.name, "price" => Utils.cents_to_euros(Utils.total_without_tax(event.price_cents)) } + end + + if invoice.cart.events.empty? + table_elements.data << { "concept" => "", "price" => "0" } + end + + table_elements.column_order = [ "concept", "price" ] + + table_elements.columns["concept"] = + PDF::SimpleTable::Column.new("concept") { |col| + col.heading = "Concept" + col.justification = :left + col.width = 350 + } + + table_elements.columns["price"] = + PDF::SimpleTable::Column.new("price") { |col| + col.heading = "Price" + col.justification = :right + col.width = 100 + } + + table_elements.font_size = 20 + table_elements.position = 90 + table_elements.orientation = :right + # table_elements.width = 550 + table_elements.render_on( pdf ) + + table_totals = PDF::SimpleTable.new + table_totals.data = [ + { "concept" => "Total", "price" => Utils.cents_to_euros(Utils.total_without_tax(invoice.cart.total_price)) }, + { "concept" => "Tax #{APP_CONFIG[:tax_percent]}%", "price" => Utils.cents_to_euros(Utils.total_tax(invoice.cart.total_price)) }, + { "concept" => "<b>Total + Tax</b>", "price" => Utils.cents_to_euros( invoice.cart.total_price ) } + ] + table_totals.column_order = [ "concept", "price" ] + + table_totals.columns["concept"] = + PDF::SimpleTable::Column.new("concept") { |col| + col.heading = "Concept" + col.justification = :right + col.width = 350 + } + + table_totals.columns["price"] = + PDF::SimpleTable::Column.new("price") { |col| + col.heading = "Price" + col.justification = :right + col.width = 100 + } + + table_totals.font_size = 20 + table_totals.show_headings = false + table_totals.position = 90 + table_totals.orientation = :right + # table_totals.width = 550 + table_totals.render_on( pdf ) + + FileUtils.mkdir_p( File.dirname( invoice.path ) ) + File.open( invoice.path, 'w' ) { |f| f.write( pdf.render ) } + + puts "XXX: printed invoice on: #{invoice.path}" + end end \ No newline at end of file lib/pdf_generator.rb @@ -11,4 +11,18 @@ class Utils def self.cents_to_euros( cents ) Kernel.sprintf( "%.2f", cents/100.0 ) end + + def self.total_without_tax( cents ) + return( + (cents * 100).to_f / + (100 + APP_CONFIG[:tax_percent].to_i) + ) + end + + def self.total_tax( cents ) + return( + (cents * APP_CONFIG[:tax_percent].to_i).to_f / + (100 + APP_CONFIG[:tax_percent].to_i) + ) + end end \ No newline at end of file lib/utils.rb @@ -1,3 +1,31 @@ Factory.define :room do |f| f.sequence(:name) { |n| "room_name#{n}"} -end \ No newline at end of file +end + +Factory.define :invoice do |f| + f.association :cart, :factory => :cart + f.sequence(:serial) { |n| Kernel.sprintf( "%3d", n ) } + f.sequence(:path) { |n| "/tmp/path#{n}" } + f.sequence(:date) { |n| Time.now + n } +end + +Factory.define :cart do |f| + f.association :user, :factory => :user + f.status Cart::STATUS[:ON_SESSION] # no puedo hacer esto: Post::STATUS_PUBLISHED +end + +Factory.define :event do |f| + f.sequence(:name) { |n| "name#{n}" } + f.sequence(:description) { |n| "description#{n}" } + f.sequence(:price_cents) { |n| n } +end + +Factory.define :user do |f| + f.sequence(:login) { |n| "login#{n}" } + f.sequence(:name) { |n| "name#{n}" } + f.sequence(:email) { |n| "email#{n}@example.com" } + f.password "password" + f.password_confirmation "password" + f.role User::ROLE[:USER] + f.public_profile true +end test/factories.rb @@ -137,4 +137,5 @@ class CartTest < ActiveSupport::TestCase @cart.send_twitter_notifications end + end \ No newline at end of file test/unit/cart_test.rb @@ -1,7 +1,6 @@ -require 'utils' -require 'test/unit' +require File.dirname(__FILE__) + '/../test_helper' -class UtilsTest < Test::Unit::TestCase +class UtilsTest < ActiveSupport::TestCase def test_site_key_generator assert( Utils.site_key_generator ) assert_not_equal( Utils.site_key_generator, Utils.site_key_generator ) @@ -12,4 +11,39 @@ class UtilsTest < Test::Unit::TestCase assert_equal( "123.04", Utils.cents_to_euros( 12304 ) ) assert_equal( "0.10", Utils.cents_to_euros( 10 ) ) end + + def test_total_without_tax + [3000, 1000, 123].each do |q| + assert_equal( + q * 100 / (100 + APP_CONFIG[:tax_percent].to_f), + Utils.total_without_tax( q ) + ) + end + end + + def test_total_tax + [3000, 1000, 123].each do |q| + assert_equal( + q * APP_CONFIG[:tax_percent].to_f / (100 + APP_CONFIG[:tax_percent].to_i), + Utils.total_tax( q ) + ) + end + end + + def test_total_without_tax_add_to_total_tax_should_be_the_total + [3000, 1000, 123].each do |q| + assert_equal( + q, + Utils.total_without_tax( q ) + Utils.total_tax( q ) + ) + end + end + + def test_total_without_tax_on_euros_add_to_total_tax_on_euros_should_be_the_total_on_euros + [3000, 1000, 123].each do |q| + total_without_tax_on_euros = Utils.cents_to_euros( Utils.total_without_tax( q ) ) + total_tax_on_euros = Utils.cents_to_euros( Utils.total_tax( q ) ) + assert_equal( q.to_f/100, total_without_tax_on_euros.to_f + total_tax_on_euros.to_f ) + end + end end \ No newline at end of file test/unit/utils_test.rb ab7f1ff4bdf87da4fa21bc1a59b4b3c0c6fa8d6e Fernando Guillen fguillen.mail@gmail.com http://github.com/fguillen/euruko_app/commit/b7a08c66294951634dc922f469f5bf6bd931363e b7a08c66294951634dc922f469f5bf6bd931363e 2009-05-31T10:59:20-07:00 2009-05-31T10:59:20-07:00 invoice generation fe148a23070aa4500637c9e8cb2a65a56c9e7a2b Fernando Guillen fguillen.mail@gmail.com