class Record < ActiveRecord::Base belongs_to :domain cattr_reader :types @@types = %w(SOA NS A MX TXT CNAME) validates :domain, :name, :presence => true validates :type, :inclusion => {:in => @@types, :message => "Unknown record type"} validates :content, :uniqueness => {:scope => [:domain_id, :type]} # RFC 2181, 8 validates :ttl, :numericality => { # :greater_than_or_equal_to => 0, :greater_than_or_equal_to => Settings.min_ttl.to_i, :less_than => 2**31 }, :allow_blank => true before_validation :prepare_name! before_save :update_change_date after_save :update_soa_serial after_initialize do self.ttl ||= Settings.default_ttl end # By default records don't support priorities. # Those who do can overwrite this in their own classes. def supports_priority?; false end def shortname; name.gsub(/\.?#{self.domain.name}$/, '') end def shortname=(value); self.name = value end def to_label; "#{type} #{content}" end protected def prepare_name! return if domain.nil? or domain.name.blank? self.name = domain.name if name.blank? or name == '@' self.name << ".#{domain.name}" unless name.index(domain.name) end # Update the change date for automatic serial number generation def update_change_date; self.change_date = Time.now.to_i end def update_soa_serial #:nodoc: unless type == 'SOA' || @serial_updated || domain.slave? domain.soa_record.update_serial! @serial_updated = true end end end