UI integration of Discourse login

app/controllers/discourse_sso_controller.rb

@@ -2,6 +2,17 @@ require 'discourse/single_sign_on'
 
 class DiscourseSsoController < ApplicationController
   include SharedHelper
+  include DiscourseHelper
+
+  before_filter :require_config
+
+  def login
+    if require_activation?
+      redirect_to discourse_url
+    else
+      redirect_to discourse_login_url
+    end
+  end
 
   def sso
     if spree_current_user
@@ -15,9 +26,11 @@ class DiscourseSsoController < ApplicationController
     end
   end
 
+  private
+
   def sso_url
-    secret = ENV['DISCOURSE_SSO_SECRET'] or raise 'Missing SSO secret'
-    discourse_url = ENV['DISCOURSE_SSO_URL'] or raise 'Missing Discourse SSO login URL.'
+    secret = discourse_sso_secret!
+    discourse_url = discourse_url!
     sso = Discourse::SingleSignOn.parse(request.query_string, secret)
     sso.email = spree_current_user.email
     sso.username = spree_current_user.login
@@ -25,7 +38,11 @@ class DiscourseSsoController < ApplicationController
     sso.sso_secret = secret
     sso.admin = admin_user?
     sso.require_activation = require_activation?
-    sso.to_url(discourse_url)
+    sso.to_url(discourse_sso_url)
+  end
+
+  def require_config
+    raise ActionController::RoutingError.new('Not Found') unless discourse_configured?
   end
 
   def require_activation?
@@ -33,6 +50,6 @@ class DiscourseSsoController < ApplicationController
   end
 
   def email_validated?
-    spree_current_user.confirmed.map(&:email).include?(spree_current_user.email)
+    spree_current_user.enterprises.confirmed.map(&:email).include?(spree_current_user.email)
   end
 end

app/helpers/discourse_helper.rb

@@ -0,0 +1,25 @@
+module DiscourseHelper
+  def discourse_configured?
+    discourse_url.present?
+  end
+
+  def discourse_url
+    ENV['DISCOURSE_URL']
+  end
+
+  def discourse_login_url
+    discourse_url + '/login'
+  end
+
+  def discourse_sso_url
+    discourse_url + '/session/sso_login'
+  end
+
+  def discourse_url!
+    discourse_url or raise 'Missing Discourse URL'
+  end
+
+  def discourse_sso_secret!
+    ENV['DISCOURSE_SSO_SECRET'] or raise 'Missing SSO secret'
+  end
+end

app/views/shared/_signed_in.html.haml

@@ -1,3 +1,9 @@
+- if discourse_configured?
+  %li
+    %a{href: discourse_login_path, target: '_blank'}
+      %span.nav-primary
+        = t 'label_notices'
+
 %li.has-dropdown.not-click
   
   %a{href: "#"} 

config/application.yml.example

@@ -16,4 +16,4 @@ CURRENCY: AUD
 
 # SingleSignOn login for Discourse
 #DISCOURSE_SSO_SECRET: ""
-#DISCOURSE_SSO_URL: "https://community.openfoodnetwork.org/session/sso_login"
+#DISCOURSE_URL: "https://community.openfoodnetwork.org"

config/locales/en.yml

@@ -111,6 +111,7 @@ en:
   label_account: "Account"
   label_more: "More"
   label_less: "Show less"
+  label_notices: "Notices"
 
   items: "items"
   cart_headline: "Your shopping cart"

config/routes.rb

@@ -11,7 +11,8 @@ Openfoodnetwork::Application.routes.draw do
   get "/#/login", to: "home#index", as: :spree_login
   get "/login", to: redirect("/#/login")
 
-  get "/sso", to: "discourse_sso#sso"
+  get "/discourse/login", to: "discourse_sso#login"
+  get "/discourse/sso", to: "discourse_sso#sso"
 
   get "/map", to: "map#index", as: :map