From 23ff9d6fbb7c51b8bd418aba5fc53010f03aa6fb Mon Sep 17 00:00:00 2001
From: Luis Ramos <luisramos0@gmail.com>
Date: Sat, 27 Jun 2020 12:32:12 +0100
Subject: [PATCH] Bring controller_helpers/order to OFN

---
 lib/spree/core/controller_helpers/order.rb | 77 ++++++++++++++++++++++
 1 file changed, 77 insertions(+)
 create mode 100644 lib/spree/core/controller_helpers/order.rb

diff --git a/lib/spree/core/controller_helpers/order.rb b/lib/spree/core/controller_helpers/order.rb
new file mode 100644
index 0000000000..1501aa9c93
--- /dev/null
+++ b/lib/spree/core/controller_helpers/order.rb
@@ -0,0 +1,77 @@
+module Spree
+  module Core
+    module ControllerHelpers
+      module Order
+        def self.included(base)
+          base.class_eval do
+            helper_method :current_order
+            helper_method :current_currency
+            before_filter :set_current_order
+          end
+        end
+
+        # The current incomplete order from the session for use in cart and during checkout
+        def current_order(create_order_if_necessary = false)
+          return @current_order if @current_order
+          if session[:order_id]
+            current_order = Spree::Order.includes(:adjustments).find_by(id: session[:order_id], currency: current_currency)
+            @current_order = current_order unless current_order.try(:completed?)
+          end
+          if create_order_if_necessary and (@current_order.nil? or @current_order.completed?)
+            @current_order = Spree::Order.new(currency: current_currency)
+            @current_order.user ||= try_spree_current_user
+            # See issue #3346 for reasons why this line is here
+            @current_order.created_by ||= try_spree_current_user
+            @current_order.save!
+
+            # make sure the user has permission to access the order (if they are a guest)
+            if try_spree_current_user.nil?
+              session[:access_token] = @current_order.token
+            end
+          end
+          if @current_order
+            @current_order.last_ip_address = ip_address
+            session[:order_id] = @current_order.id
+            return @current_order
+          end
+        end
+
+        def associate_user
+          @order ||= current_order
+          if try_spree_current_user && @order
+            @order.associate_user!(try_spree_current_user) if @order.user.blank? || @order.email.blank?
+          end
+
+          # This will trigger any "first order" promotions to be triggered
+          # Assuming of course that this session variable was set correctly in
+          # the authentication provider's registrations controller
+          if session[:spree_user_signup] && @order
+            fire_event('spree.user.signup', user: try_spree_current_user, order: @order)
+            session[:spree_user_signup] = nil
+          end
+
+          session[:guest_token] = nil
+        end
+
+        def set_current_order
+          if user = try_spree_current_user
+            last_incomplete_order = user.last_incomplete_spree_order
+            if session[:order_id].nil? && last_incomplete_order
+              session[:order_id] = last_incomplete_order.id
+            elsif current_order(true) && last_incomplete_order && current_order != last_incomplete_order
+              current_order.merge!(last_incomplete_order)
+            end
+          end
+        end
+
+        def current_currency
+          Spree::Config[:currency]
+        end
+
+        def ip_address
+          request.env['HTTP_X_REAL_IP'] || request.env['REMOTE_ADDR']
+        end
+      end
+    end
+  end
+end