Work on omniauth setup

Gemfile

@@ -40,10 +40,11 @@ gem 'devise_ichain_authenticatable'
 
 # for openID authentication
 gem 'omniauth'
-gem 'omniauth-facebook'
-gem 'omniauth-github'
+# gem 'omniauth-facebook'
+# gem 'omniauth-github'
 gem 'omniauth-google-oauth2'
-gem 'omniauth-openid'
+# gem 'omniauth-openid'
+gem 'omniauth-discourse'
 
 # Bot-filtering
 gem 'recaptcha', require: 'recaptcha/rails'

Gemfile.lock

@@ -323,11 +323,8 @@ GEM
     omniauth (1.9.0)
       hashie (>= 3.4.6, < 3.7.0)
       rack (>= 1.6.2, < 3)
-    omniauth-facebook (5.0.0)
-      omniauth-oauth2 (~> 1.2)
-    omniauth-github (1.3.0)
-      omniauth (~> 1.5)
-      omniauth-oauth2 (>= 1.4.0, < 2.0)
+    omniauth-discourse (1.0.0)
+      omniauth (~> 1.0)
     omniauth-google-oauth2 (0.6.1)
       jwt (>= 2.0)
       omniauth (>= 1.1.1)
@@ -335,9 +332,6 @@ GEM
     omniauth-oauth2 (1.6.0)
       oauth2 (~> 1.1)
       omniauth (~> 1.9)
-    omniauth-openid (1.0.1)
-      omniauth (~> 1.0)
-      rack-openid (~> 1.3.1)
     open4 (1.3.4)
     orm_adapter (0.5.0)
     paper_trail (10.3.1)
@@ -379,9 +373,6 @@ GEM
     public_suffix (3.1.1)
     puma (3.12.2)
     rack (2.0.7)
-    rack-openid (1.3.1)
-      rack (>= 1.1.0)
-      ruby-openid (>= 2.1.8)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)
     rails (5.2.3)
@@ -498,7 +489,6 @@ GEM
     rubocop-rspec (1.36.0)
       rubocop (>= 0.68.1)
     ruby-oembed (0.12.0)
-    ruby-openid (2.9.2)
     ruby-progressbar (1.10.1)
     ruby-rc4 (0.1.5)
     ruby_dep (1.5.0)
@@ -666,10 +656,8 @@ DEPENDENCIES
   money-rails
   nokogiri (>= 1.8.1)
   omniauth
-  omniauth-facebook
-  omniauth-github
+  omniauth-discourse
   omniauth-google-oauth2
-  omniauth-openid
   paper_trail
   pdf-inspector
   pg

app/views/devise/shared/_openid_links.html.haml

@@ -1,7 +1,14 @@
 .text-center
   .btn-group.btn-group-lg#openid-btn-grp
     - omniauth_configured.each do |provider|
+      - if provider == :discourse
         = link_to "user_#{provider}_omniauth_authorize".to_sym, class: "btn btn-success btn-lg",
                                                           id: "omniauth-#{provider}",
                                                           title: "Your #{provider} login" do
           %i{class: "fa fa-#{provider}"}
+      - else
+        = link_to("Snap! Account",
+                  "user_#{provider}_omniauth_authorize".to_sym,
+                  class: "btn btn-success btn-lg",
+                  id: "omniauth-#{provider}",
+                  title: "Your #{provider} login")

app/views/devise/shared/_sign_in_form_embedded.html.haml

@@ -1,5 +1,6 @@
 - if ENV['OSEM_ICHAIN_ENABLED'] != 'true'
-  = form_tag(new_user_session_path, class: 'form-horizontal') do
+  .container
+    = form_tag(new_user_session_path, class: '') do
       %legend
         %span
           Sign In

config/initializers/devise.rb

@@ -6,13 +6,15 @@ Devise.setup do |config|
   # Define the available openID providers that can be used to log in
   # Pass each provider to User model in :omniauth_providers (for open_id providers use their name)
 
-  config.omniauth :open_id, name: 'suse', identifier: 'http://www.opensuse.org/openid/user'
+  # config.omniauth :open_id, name: 'suse', identifier: 'http://www.opensuse.org/openid/user'
   config.omniauth :google_oauth2, (ENV['OSEM_GOOGLE_KEY'] || Rails.application.secrets.google_key), (ENV['OSEM_GOOGLE_SECRET'] || Rails.application.secrets.google_secret),
                   name:  'google',
                   scope: 'email'
-  config.omniauth :facebook, (ENV['OSEM_FACEBOOK_KEY'] || Rails.application.secrets.facebook_key), (ENV['OSEM_FACEBOOK_SECRET'] || Rails.application.secrets.facebook_secret)
-  config.omniauth :github, (ENV['OSEM_GITHUB_KEY'] || Rails.application.secrets.github_key), (ENV['OSEM_GITHUB_SECRET'] || Rails.application.secrets.github_secret)
-
+  # config.omniauth :facebook, (ENV['OSEM_FACEBOOK_KEY'] || Rails.application.secrets.facebook_key), (ENV['OSEM_FACEBOOK_SECRET'] || Rails.application.secrets.facebook_secret)
+  # config.omniauth :github, (ENV['OSEM_GITHUB_KEY'] || Rails.application.secrets.github_key), (ENV['OSEM_GITHUB_SECRET'] || Rails.application.secrets.github_secret)
+  config.omniauth :discourse,
+                  sso_url: "https://forum.snap.berkeley.edu/session/sso_provider",
+                  sso_secret: ENV['OSEM_DISCOURSE_SECRET']
   # ==> Mailer Configuration
   # Configure the e-mail address which will be shown in Devise::Mailer,
   # note that it will be overwritten if you use your own mailer class with default "from" parameter.