Add option 'allow guest orders' to enterprise

An enterprise manager can choose to allow guest orders (default) or
require a valid login for checkout.

app/views/admin/enterprises/form/_shop_preferences.html.haml

@@ -45,3 +45,15 @@
     .five.columns.omega
       = f.radio_button :require_login, true
       = f.label :require_login, t('.shopfront_requires_login_true'), value: :true
+.row
+  .alpha.eleven.columns
+    .three.columns.alpha
+      %label= t '.allow_guest_orders'
+      %div{'ofn-with-tip' => t('.allow_guest_orders_tip')}
+        %a= t 'admin.whats_this'
+    .three.columns
+      = f.radio_button :allow_guest_orders, false
+      = f.label :allow_guest_orders, t('.allow_guest_orders_false'), value: :false
+    .five.columns.omega
+      = f.radio_button :allow_guest_orders, true
+      = f.label :allow_guest_orders, t('.allow_guest_orders_true'), value: :true

config/locales/en.yml

@@ -201,6 +201,10 @@ en:
           shopfront_requires_login_tip: "Choose whether customers must login to view the shopfront."
           shopfront_requires_login_false: "Public"
           shopfront_requires_login_true: "Require customers to login"
+          allow_guest_orders: "Guest orders"
+          allow_guest_orders_tip: "Allow checkout as guest or require a registered user."
+          allow_guest_orders_false: "Require login to order"
+          allow_guest_orders_true: "Allow checkout as guest"
 
   home:
     hubs:

db/migrate/20160921060442_add_allow_guest_orders_to_enterprise.rb

@@ -0,0 +1,5 @@
+class AddAllowGuestOrdersToEnterprise < ActiveRecord::Migration
+  def change
+    add_column :enterprises, :allow_guest_orders, :boolean, default: true, null: false
+  end
+end

db/schema.rb

@@ -11,7 +11,7 @@
 #
 # It's strongly recommended to check this file into your version control system.
 
-ActiveRecord::Schema.define(:version => 20160819065331) do
+ActiveRecord::Schema.define(:version => 20160921060442) do
 
   create_table "account_invoices", :force => true do |t|
     t.integer  "user_id",    :null => false
@@ -248,6 +248,7 @@ ActiveRecord::Schema.define(:version => 20160819065331) do
     t.boolean  "charges_sales_tax",        :default => false,  :null => false
     t.string   "email_address"
     t.boolean  "require_login",            :default => false,  :null => false
+    t.boolean  "allow_guest_orders",       :default => true,   :null => false
   end
 
   add_index "enterprises", ["address_id"], :name => "index_enterprises_on_address_id"

spec/features/admin/enterprises_spec.rb

@@ -90,6 +90,10 @@ feature %q{
     expect(page).to have_checked_field "enterprise_require_login_false"
     choose "Require customers to login"
 
+    # Require login for checkout
+    expect(page).to have_checked_field "enterprise_allow_guest_orders_true"
+    choose "Require login to order"
+
     within (".side_menu") { click_link "Users" }
     select2_search user.email, from: 'Owner'
 
@@ -191,6 +195,7 @@ feature %q{
     page.should have_content 'This is my shopfront message.'
     page.should have_checked_field "enterprise_preferred_shopfront_order_cycle_order_orders_open_at"
     expect(page).to have_checked_field "enterprise_require_login_true"
+    expect(page).to have_checked_field "enterprise_allow_guest_orders_false"
   end
 
   describe "producer properties" do