set_payload_for_mail

# File actionmailer/lib/action_mailer/base.rb, line 411
      def set_payload_for_mail(payload, mail) #:nodoc:
        payload[:mailer]     = self.name
        payload[:message_id] = mail.message_id
        payload[:subject]    = mail.subject
        payload[:to]         = mail.to
        payload[:from]       = mail.from
        payload[:bcc]        = mail.bcc if mail.bcc.present?
        payload[:cc]         = mail.cc  if mail.cc.present?
        payload[:date]       = mail.date
        payload[:mail]       = mail.encoded
      end