Make the mailer respect APP_CONFIG.host, add ENV switches for letter_opener, mailcatcher and sendmail

config/environments/development.rb

@@ -16,8 +16,15 @@ Rails.application.configure do
   # Action Mailer Setup
   # if you want to test sending mails locally, uncomment the line below and comment the :sendmail line
   # config.action_mailer.delivery_method = :letter_opener
-  config.action_mailer.delivery_method = :sendmail
-  config.action_mailer.default_url_options = { host: 'justask.local' }
+  if ENV["mailcatcher"] == "yes"
+    config.action_mailer.delivery_method = :smtp
+    config.action_mailer.smtp_settings = { :address => "localhost", :port => 1025 }
+  elsif ENV["letteropener"] == "yes"
+    config.action_mailer.delivery_method = :letter_opener
+  else
+    config.action_mailer.delivery_method = :sendmail
+  end
+
   config.action_mailer.perform_deliveries = true
   # Don't care if the mailer can't send.
   config.action_mailer.raise_delivery_errors = false

config/environments/production.rb

@@ -68,7 +68,7 @@ Rails.application.configure do
   config.active_support.deprecation = :notify
 
   config.action_mailer.delivery_method = :sendmail
-  config.action_mailer.default_url_options = { host: 'retrospring.net' }
+  # config.action_mailer.default_url_options = { host: 'retrospring.net' }
   config.action_mailer.perform_deliveries = true
   # Ignore bad email addresses and do not raise email delivery errors.
   # Set this to true and configure the email server for immediate delivery to raise delivery errors.

config/initializers/10_config.rb

@@ -1,2 +1,2 @@
 APP_CONFIG = YAML.load_file(Rails.root.join('config', 'justask.yml'))
-
+Rails.application.config.action_mailer.default_url_options = { host: APP_CONFIG['hostname'] }