Configure OSEM via environment variables

Instead of reading a yaml file we get configuration from the
environment.

app/controllers/conference_registrations_controller.rb

@@ -13,7 +13,7 @@ class ConferenceRegistrationsController < ApplicationController
       redirect_to edit_conference_conference_registrations_path(@conference.short_title)
       return
     # ichain does not allow us to create users during registration
-    elsif CONFIG['authentication']['ichain']['enabled'] && !current_user
+    elsif (ENV['OSEM_ICHAIN_ENABLED'] == 'true') && !current_user
       redirect_to root_path, alert: 'You need to sign in or sign up before continuing.'
       return
     end

app/helpers/application_helper.rb

@@ -274,8 +274,10 @@ module ApplicationHelper
       unless Rails.application.secrets.send(provider_key).blank? || Rails.application.secrets.send(provider_secret).blank?
         providers << provider
       end
+      providers << provider if !ENV["OSEM_#{provider.upcase}_KEY"].blank? && !ENV["OSEM_#{provider.upcase}_SECRET"].blank?
     end
-    return providers
+
+    return providers.uniq
   end
 
   # Receives a hash, generated from User model, function get_roles
@@ -294,7 +296,7 @@ module ApplicationHelper
   end
 
   def sign_in_path
-    if CONFIG['authentication']['ichain']['enabled']
+    if ENV['OSEM_ICHAIN_ENABLED'] == 'true'
       new_user_ichain_session_path
     else
       new_user_session_path
@@ -302,7 +304,7 @@ module ApplicationHelper
   end
 
   def sign_up_path
-    if CONFIG['authentication']['ichain']['enabled']
+    if ENV['OSEM_ICHAIN_ENABLED'] == 'true'
       new_user_ichain_registration_path
     else
       new_user_registration_path

app/models/ability.rb

@@ -45,7 +45,7 @@ class Ability
     # can view Commercials of confirmed Events
     can :show, Commercial, commercialable_type: 'Event', commercialable_id: Event.where(state: 'confirmed').pluck(:id)
     can [:show, :create], User
-    unless CONFIG['authentication']['ichain']['enabled']
+    unless ENV['OSEM_ICHAIN_ENABLED'] == 'true'
       can :show, Registration do |registration|
         registration.new_record?
       end

app/models/email_settings.rb

@@ -9,12 +9,12 @@ class EmailSettings < ActiveRecord::Base
       'conference_start_date' => conference.start_date,
       'conference_end_date' => conference.end_date,
       'registrationlink' => Rails.application.routes.url_helpers.conference_conference_registrations_url(
-                            conference.short_title, host: CONFIG['url_for_emails']),
+                            conference.short_title, host: (ENV['OSEM_HOSTNAME'] || 'localhost:3000')),
       'conference_splash_link' => Rails.application.routes.url_helpers.conference_url(
-                                  conference.short_title, host: CONFIG['url_for_emails']),
+                                  conference.short_title, host: (ENV['OSEM_HOSTNAME'] || 'localhost:3000')),
 
       'schedule_link' => Rails.application.routes.url_helpers.schedule_conference_url(
-                         conference.short_title, host: CONFIG['url_for_emails'])
+                         conference.short_title, host: (ENV['OSEM_HOSTNAME'] || 'localhost:3000'))
     }
 
     if conference.program.cfp
@@ -41,7 +41,7 @@ class EmailSettings < ActiveRecord::Base
     if event
       h['eventtitle'] = event.title
       h['proposalslink'] = Rails.application.routes.url_helpers.conference_program_proposal_index_url(
-                           conference.short_title, host: CONFIG['url_for_emails'])
+                           conference.short_title, host: (ENV['OSEM_HOSTNAME'] || 'localhost:3000'))
     end
     h
   end

app/models/user.rb

@@ -19,7 +19,7 @@ class User < ActiveRecord::Base
   # :lockable, :timeoutable and :omniauthable
   devise_modules = []
 
-  if CONFIG['authentication']['ichain']['enabled']
+  if ENV['OSEM_ICHAIN_ENABLED'] == 'true'
     devise_modules += [ :ichain_authenticatable, :ichain_registerable, :omniauthable, omniauth_providers: [] ]
   else
     devise_modules += [:database_authenticatable, :registerable,

app/views/conference_registrations/_form.html.haml

@@ -11,7 +11,7 @@
         %legend
           %span
             =link_to('#signup', role: 'tab', "aria-controls" => "home", "data-toggle" => "tab") do
-              = CONFIG['name']
+              = ENV['OSEM_NAME'] || 'OSEM'
               Account
           %span.pull-right#account-already
             =link_to('#signin', role: 'tab', "aria-controls" => "home", "data-toggle" => "tab") do

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

@@ -1,4 +1,4 @@
-- if !CONFIG['authentication']['ichain']['enabled']
+- if ENV['OSEM_ICHAIN_ENABLED'] == 'true'
   = form_tag(new_user_session_path, class: 'form-horizontal') do
     %legend
       %span

app/views/layouts/_navigation.html.haml

@@ -7,7 +7,7 @@
         %span.icon-bar
         %span.icon-bar
         %span.icon-bar
-      = link_to CONFIG['name'], root_path, class: 'navbar-brand', title: 'Open Source Event Manager'
+      = link_to (ENV['OSEM_NAME'] || 'OSEM'), root_path, class: 'navbar-brand', title: 'Open Source Event Manager'
     .collapse.navbar-collapse
       - if content_for :splash_nav
         %ul.nav.navbar-nav#splash-nav
@@ -43,7 +43,7 @@
                       %li= link_to 'See all Comments', admin_comments_path(anchor: 'all_comments')
       - else
         %ul.nav.navbar-nav.navbar-right
-          - if CONFIG['authentication']['ichain']['enabled']
+          - if ENV['OSEM_ICHAIN_ENABLED'] == 'true'
             %li{:class=> "#{active_nav_li(new_ichain_registration_path('user'))}"}
               = link_to(new_ichain_registration_path('user')) do
                 %span.fa.fa-heart
@@ -59,7 +59,7 @@
               Sign In
               %span.caret
             .dropdown-menu{:style => "padding: 17px; min-width: 225px;"}
-              - if CONFIG['authentication']['ichain']['enabled']
+              - if ENV['OSEM_ICHAIN_ENABLED'] == 'true'
                 = form_tag User.ichain_login_url do
                   = text_field_tag 'username', nil, id: 'user_ichain_email_dd', placeholder: 'Username'
                   = password_field_tag 'password', nil, id: 'user_ichain_password_dd', placeholder: 'Password'

app/views/layouts/_user_menu.html.haml

@@ -1,4 +1,4 @@
-- unless CONFIG['authentication']['ichain']['enabled']
+- unless ENV['OSEM_ICHAIN_ENABLED'] == 'true'
   %li
     = link_to(edit_user_registration_path) do
       %span.fa.fa-wrench
@@ -13,7 +13,7 @@
       %span.fa.fa-comment
       My Submissions
 %li
-  - if CONFIG['authentication']['ichain']['enabled']
+  - if ENV['OSEM_ICHAIN_ENABLED'] == 'true'
     = link_to(destroy_user_ichain_session_path, :method=>'delete') do
       %span.fa.fa-minus
       Sign out

app/views/layouts/application.html.haml

@@ -2,7 +2,7 @@
   %head
     %meta{:charset => "utf-8"}
     %meta{:name => "viewport", :content => "width=device-width, initial-scale=1, maximum-scale=1"}
-    %title= content_for?(:title) ? yield(:title) : CONFIG['name']
+    %title= content_for?(:title) ? yield(:title) : (ENV['OSEM_NAME'] || 'OSEM')
     %meta{:content => "", :name => "description"}
     %meta{:content => "", :name => "author"}
     = stylesheet_link_tag "application", :media => "all"
@@ -11,7 +11,7 @@
     = csrf_meta_tags
     :javascript
       window.liveSettings = {
-        api_key: "#{CONFIG['transifex_live_api_key']}",
+        api_key: "#{ENV['OSEM_TRANSIFEX_APIKEY']}",
         picker: "bottom-right",
         detectlang: true,
         autocollect: true

app/views/layouts/schedule.html.haml

@@ -3,7 +3,7 @@
   %head
     %meta{:charset => "utf-8"}
     %meta{:name => "viewport", :content => "width=device-width, initial-scale=1, maximum-scale=1"}
-    %title= content_for?(:title) ? yield(:title) : CONFIG['name']
+    %title= content_for?(:title) ? yield(:title) : (ENV['OSEM_NAME'] || 'OSEM')
     %meta{:content => "", :name => "description"}
     %meta{:content => "", :name => "author"}
     = stylesheet_link_tag "/stylesheets/schedule/jquery-ui-1.9.2.custom.min"
@@ -17,4 +17,4 @@
     = yield(:head)
   %body
     .content
-      = yield
+      = yield

app/views/proposal/new.html.haml

@@ -12,7 +12,7 @@
         %legend
           %span
             =link_to('#signup', role: 'tab', 'aria-controls' => 'home', 'data-toggle' => 'tab') do
-              = CONFIG['name']
+              = ENV['OSEM_NAME'] || 'OSEM'
               Account
           %span.pull-right#account-already
             =link_to('#signin', role: 'tab', 'aria-controls' => 'home', 'data-toggle' => 'tab') do

config/environments/development.rb

@@ -35,7 +35,10 @@ Osem::Application.configure do
   config.eager_load = false
 
   # Set the detault url for action mailer
-  config.action_mailer.default_url_options = { host: CONFIG['url_for_emails'] }
+  config.action_mailer.default_url_options = { host: (ENV['OSEM_HOSTNAME'] || 'localhost:3000') }
+
+  # Set the secret key base if it's not set via other means
+  config.secret_key_base ||= 'f4be765bc98e516de82ac01daa8f8aa11c5ca13cb6c911887851ac89457b6c0b056b2361a21b5c08926c9386e0f91eef84fc0b103d522bf00bc0c78ea8ce7c58'
 
   # Use omniauth mock credentials
   OmniAuth.config.test_mode = true

config/environments/production.rb

@@ -67,7 +67,7 @@ Osem::Application.configure do
   config.active_support.deprecation = :notify
 
   # Set the detault url for action mailer
-  config.action_mailer.default_url_options = { host: CONFIG['url_for_emails'] }
+  config.action_mailer.default_url_options = { host: (ENV['OSEM_HOSTNAME'] || 'localhost:3000') }
 
   # Set the smtp configuration of your service provider
   # For further details of each configuration checkout: http://guides.rubyonrails.org/action_mailer_basics.html#action-mailer-configuration
@@ -78,4 +78,7 @@ Osem::Application.configure do
     password:             CONFIG['MAIL_PASSWORD'],
     authentication:       CONFIG['MAIL_AUTHENTICATION']
   }
+
+  # Set the secret_key_base from the env, if not set by any other means
+  config.secret_key_base ||= ENV["SECRET_KEY_BASE"]
 end

config/initializers/devise.rb

@@ -2,24 +2,21 @@
 # Many of these configuration options can be set straight in your model.
 
 Devise.setup do |config|
-  # ==> Secret key, generate one with `rake secret`
-  config.secret_key = Rails.application.secrets.devise_secret_key
-
   # ==> openIDs configuration
   # 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 :google_oauth2, Rails.application.secrets.google_key, Rails.application.secrets.google_secret,
+  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, Rails.application.secrets.facebook_key, Rails.application.secrets.facebook_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, Rails.application.secrets.github_key, Rails.application.secrets.github_secret
+  config.omniauth :github, (ENV['OSEM_GITHUB_KEY'] || Rails.application.secrets.github_key), (ENV['OSEM_GITHUB_SECRET'] || Rails.application.secrets.github_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.
-  config.mailer_sender = CONFIG['sender_for_emails']
+  config.mailer_sender = ENV['OSEM_EMAIL_ADDRESS'] || 'no-reply@localhost'
 
   # Configure the class responsible to send e-mails.
   # config.mailer = "Devise::Mailer"

config/initializers/hoptoad.rb

@@ -1,7 +1,7 @@
 HoptoadNotifier.configure do |config|
   # Change this to some sensible data for your errbit instance
-  config.api_key = Rails.application.secrets.errbit_key || ''
+  config.api_key = ENV['OSEM_ERRBIT_APIKEY'] || Rails.application.secrets.errbit_key || ''
-  config.host    = Rails.application.secrets.errbit_host || ''
+  config.host    = ENV['OSEM_ERRBIT_HOST']
   if config.api_key.blank? || config.host.blank?
     config.development_environments = 'production development test'
   else

config/routes.rb

@@ -1,6 +1,6 @@
 Osem::Application.routes.draw do
 
-  if CONFIG['authentication']['ichain']['enabled']
+  if ENV['OSEM_ICHAIN_ENABLED'] == 'true'
     devise_for :users, controllers: { registrations: :registrations }
   else
     devise_for :users,