Module: Mail::CheckDeliveryParams

Included in:
Exim, FileDelivery, SMTP, SMTPConnection, Sendmail, TestMailer
Defined in:
lib/mail/check_delivery_params.rb

Class Method Summary collapse

Class Method Details

.included(klass) ⇒ Object


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# File 'lib/mail/check_delivery_params.rb', line 5

def self.included(klass)
  klass.class_eval do

    def check_params(mail)
      envelope_from = mail.return_path || mail.sender || mail.from_addrs.first
      if envelope_from.blank?
        raise ArgumentError.new('A sender (Return-Path, Sender or From) required to send a message')
      end

      destinations ||= mail.destinations if mail.respond_to?(:destinations) && mail.destinations
      if destinations.blank?
        raise ArgumentError.new('At least one recipient (To, Cc or Bcc) is required to send a message')
      end

      message ||= mail.encoded if mail.respond_to?(:encoded)
      if message.blank?
        raise ArgumentError.new('A encoded content is required to send a message')
      end

      [envelope_from, destinations, message]
    end

  end
end