def deliver!(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
smtp = Net::SMTP.new(settings[:address], settings[:port])
if settings[:enable_starttls_auto]
smtp.enable_starttls_auto if smtp.respond_to?(:enable_starttls_auto)
end
smtp.start(settings[:domain], settings[:user_name], settings[:password], settings[:authentication]) do |smtp|
smtp.sendmail(message, envelope_from, destinations)
end
self
end