トップの画面の修正

app/controllers/download_controller.rb

@@ -0,0 +1,6 @@
+class DownloadController < ApplicationController
+  def file
+    @file = Upload.find(params[:id])
+    send_data(@file.data, filename: @file.filename, type: @file.content_type)
+  end
+end

app/controllers/welcome_controller.rb

@@ -1,4 +1,6 @@
 class WelcomeController < ApplicationController
-  # def index
-  # end
+  def index
+    @files = Upload.order(:created_at).page params[:page]
+    @upload = Upload.new
+  end
 end

app/views/welcome/index.html.haml

@@ -1,3 +1,8 @@
+= render 'uploads/form', upload: @upload
+
 %ul
   %li Top Rate
   %li Today
+
+- @files.each do |file|
+  = link_to file.filename, download_path(file.id)

config/routes.rb

@@ -1,4 +1,5 @@
 PecaUploader::Application.routes.draw do
+  get "/download/:id" => 'download#file', as: :download
   root "welcome#index"
   resources :uploads, only: [:new, :create, :destroy]
 end

spec/controllers/download_controller_spec.rb

@@ -0,0 +1,12 @@
+require 'spec_helper'
+
+describe DownloadController do
+  let(:file) { FactoryGirl.create :upload }
+
+  describe "GET 'file'" do
+    it "returns http success" do
+      get :file, id: file.id
+      response.should be_success
+    end
+  end
+end