Gemfile

source 'https://rubygems.org'

gem 'paperclip'
gem 'aws-sdk'

# Bundle edge Rails instead: gem 'rails', github: 'rails/rails'
gem 'rails', '4.1.6'
# Use sqlite3 as the database for Active Record
gem 'sqlite3'
# Use SCSS for stylesheets
gem 'sass-rails', '~> 4.0.3'
# Use Uglifier as compressor for JavaScript assets
gem 'uglifier', '>= 1.3.0'
# Use CoffeeScript for .js.coffee assets and views
gem 'coffee-rails', '~> 4.0.0'
# See https://github.com/sstephenson/execjs#readme for more supported runtimes
# gem 'therubyracer',  platforms: :ruby

# Use jquery as the JavaScript library
gem 'jquery-rails'
# Turbolinks makes following links in your web application faster. Read more: https://github.com/rails/turbolinks
gem 'turbolinks'
# Build JSON APIs with ease. Read more: https://github.com/rails/jbuilder
gem 'jbuilder', '~> 2.0'
# bundle exec rake doc:rails generates the API under doc/api.
gem 'sdoc', '~> 0.4.0',          group: :doc

# Spring speeds up development by keeping your application running in the background. Read more: https://github.com/rails/spring
gem 'spring',        group: :development

# Use ActiveModel has_secure_password
# gem 'bcrypt', '~> 3.1.7'

# Use unicorn as the app server
# gem 'unicorn'

# Use Capistrano for deployment
# gem 'capistrano-rails', group: :development

# Use debugger
# gem 'debugger', group: [:development, :test]


gem 'spree', '2.3.4'
gem 'spree_gateway', :git => 'https://github.com/spree/spree_gateway.git', :branch => '2-3-stable'
gem 'spree_auth_devise', :git => 'https://github.com/spree/spree_auth_devise.git', :branch => '2-3-stable'

paperclip_config.rb

# config/initializers/spree_images_paperclip.rb

bucket = "mybucket.com"

if Rails.env.production?
  bucket = "mybucket.com"
end

Spree.config do |config|
  attachment_config = {
    s3_credentials: {
      access_key_id: "sdfs",
      secret_access_key: "sdfsd",
      bucket: bucket,
    },

    storage:        :s3,
    s3_headers:     { "Cache-Control" => "max-age=31557600" },
    s3_protocol:    "https",
    bucket:         bucket,

    styles: {
      mini:     "48x48>",
      small:    "100x100>",
      product:  "240x240>",
      large:    "600x600>"
    },

    path:          ":rails_root/public/spree/products/:id/:style/:basename.:extension",
    default_url:   "/spree/products/:id/:style/:basename.:extension",
    default_style: "product",
  }

  attachment_config.each do |key, value|
    Spree::Image.attachment_definitions[:attachment][key.to_sym] = value
  end

Spree::Image.attachment_definitions[:attachment][:url] = ':path'

end unless Rails.env.test?

spree.rb

# Configure Spree Preferences
#
# Note: Initializing preferences available within the Admin will overwrite any changes that were made through the user interface when you restart.
#       If you would like users to be able to update a setting with the Admin it should NOT be set here.
#
# In order to initialize a setting do:
# config.setting_name = 'new value'
Spree.config do |config|
  # Example:
  # Uncomment to stop tracking inventory levels in the application
  # config.track_inventory_levels = false
  Spree::Image.attachment_definitions[:attachment][:url] = ':path'
  Spree::Image.attachment_definitions[:attachment][:path] = '/spree/products/:id/:style/:basename.:extension'
end

Spree.user_class = "Spree::User"