add config.yml to store app configuration

Author: ilstar

.gitignore

@@ -15,6 +15,7 @@
 /tmp
 
 config/database.yml
+config/config.yml
 *.swp
 public/assets/
 

config/application.rb

@@ -9,6 +9,10 @@
 require "sprockets/railtie"
 # require "rails/test_unit/railtie"
 
+$config = {}
+config_file = "config/config.yml"
+$config = YAML.load_file(config_file)[Rails.env] if File.exists?(config_file)
+
 if defined?(Bundler)
   # If you precompile assets before deploying to production, use this line
   Bundler.require(*Rails.groups(:assets => %w(development test)))
@@ -79,8 +83,8 @@ class Application < Rails::Application
       port: 587,
       authentication: "plain",
       enable_starttls_auto: true,
-      user_name: ENV["OFLUNCH_GMAIL_USERNAME"],
-      password: ENV["OFLUNCH_GMAIL_PASSWORD"]
+      user_name: $config['mail_username'],
+      password: $config['mail_password'],
     }
     config.action_mailer.default_url_options = { host: "10.64.17.47" }
   end

config/config.yml.example

@@ -0,0 +1,8 @@
+common: &common
+  mail_username: hello
+  mail_password: world
+
+production:
+  <<: *common
+development:
+  <<: *common