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# This models a DNS domain and so represents a site.
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class Domain < ActiveRecord::Base
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has_many :hosts
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has_many :subnets
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has_many :domain_parameters, :dependent => :destroy, :foreign_key => :reference_id
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accepts_nested_attributes_for :domain_parameters, :reject_if => lambda { |a| a[:value].blank? }, :allow_destroy => true
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validates_uniqueness_of :name
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validates_uniqueness_of :fullname, :allow_blank => true, :allow_nil => true
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validates_format_of :dnsserver, :with => /^\S+$/, :message => "Name cannot contain spaces",
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:allow_blank => true, :allow_nil => true
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validates_format_of :gateway, :with => /^\S+$/, :message => "Name cannot contain spaces",
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:allow_blank => true, :allow_nil => true
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validates_presence_of :name
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default_scope :order => 'name'
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before_destroy Ensure_not_used_by.new(:hosts, :subnets)
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def to_param
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name
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end
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def as_json(options={})
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super({:only => [:name, :id]}.merge(options))
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end
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end
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