module Helper
  class Mail
    attr_accessor :smtp_host, :smtp_port

    def initialize
      @smtp_host ||= 'localhost'
      @smtp_port ||= 25
    end

    # Sends an email via smtp.
    #
    # Parameters:
    # * +options+ - a hash with needed configuration options for the email
    #   * +:from+ - the senders address
    #   * +:to+ - the recipiants address
    #   * +:subject+ - the email subject
    #   * +:body+ - the actual text to send in the mail
    def sendmail(options = {})
      Pony.mail( \
        from: options[:from],
        to: options[:to],
        via: :smtp,
        via_options: {
          address: @smtp_host,
          port: @smtp_port,
          authentication: nil,
          enable_starttls_auto: false
        },
        subject: options[:subject],
        body: options[:body]
      )
    rescue => e
      $log.writer.error "Can not send mail via host #{smtp_host}"
      $log.writer.error e.message
    end
  end
end