email domain setting

.env.sample

 RV_RENDEZVOUS_APP_HOST=http://localhost:3000
+RV_PERMITTED_LOGIN_DOMAIN=gmail.com,mycompany.com
 RV_GOOGLE_API_CLIENT_ID=xxxxxxxxxxxxx-xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx.apps.googleusercontent.com
 RV_GOOGLE_API_SECRET=xxxxxxxxxxxxxxxxxxxxxxxx
 RV_S3_ASSESS_KEY_ID=xxxxxxxxxxxxxxxxxxxxxxxx

app/controllers/users/omniauth_callbacks_controller.rb

@@ -4,8 +4,8 @@ class Users::OmniauthCallbacksController < Devise::OmniauthCallbacksController
   def google_oauth2
     email = request.env['omniauth.auth'].info['email']
 
-    # reject if email is not zigexn nor ventura.
-    if email !~ /@zigexn\.co\.jp$/ && email !~ /@zigexn\.vn$/
+    # reject if email is not permited.
+    unless Settings.permited_login_domain.split(/,/).include?(email.split(/@/)[1])
       gflash error: 'Your email address is not permitted.'
       redirect_to root_path
       return
@@ -15,7 +15,7 @@ class Users::OmniauthCallbacksController < Devise::OmniauthCallbacksController
     @user = User.find_for_google_oauth2(request.env['omniauth.auth'], current_user)
 
     if @user.persisted?
-      gflash success: I18n.t('devise.omniauth_callbacks.success')
+      gflash success: "You've successfully authenticated"
       # flash[:notice] = I18n.t 'devise.omniauth_callbacks.success', kind: 'Google'
       sign_in_and_redirect @user, event: :authentication
     else

config/settings.yml

@@ -4,6 +4,8 @@ defaults: &defaults
     # For amil body
     app_host: <%= ENV['RV_RENDEZVOUS_APP_HOST'] %>
 
+  permited_login_domain: <%= ENV['RV_PERMITTED_LOGIN_DOMAIN'] %>
+
   # For login
   google_api:
     client_id: <%= ENV['RV_GOOGLE_API_CLIENT_ID'] %>