Mail Interceptor

config-initializers-setup_mail.rb

Mail.register_interceptor(StagingMailInterceptor) if Rails.env.staging? || Rails.env.acceptance?

lib-staging_mail_interceptor.rb

class StagingMailInterceptor

  def self.delivering_email(message)
    unless message.to.all? { |email| email.ends_with?("loosecubes.com") }
      message.subject = "#{message.subject} (#{message.to.join(', ')})"
      message.to = "admin+staging@loosecubes.com"
    end
  end

end