Class: ActiveModel::Validations::DomainValidator

Inherits:
EachValidator
  • Object
show all
Defined in:
lib/active_model/validations/domain_validator.rb

Instance Method Summary collapse

Constructor Details

#initialize(options) ⇒ DomainValidator

Returns a new instance of DomainValidator.



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# File 'lib/active_model/validations/domain_validator.rb', line 4

def initialize(options)
  options[:length]       ||= ::Validator::Domain::LENGTH
  options[:label_length] ||= ::Validator::Domain::LABEL_LENGTH

  super(options)
end

Instance Method Details

#validate_each(record, attr_name, value) ⇒ Object 



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# File 'lib/active_model/validations/domain_validator.rb', line 11

def validate_each(record, attr_name, value)
  # do not validate if value is empty
  return if value.nil?

  @validator = ::Validator::Domain.new(value)

  # max domain length
  unless @validator.valid_by_length?(options[:length])
    record.errors.add(attr_name, :'domain.length', options)
  end

  # label is limited to between 1 and 63 octets
  unless @validator.valid_by_label_length?(options[:label_length])
    record.errors.add(attr_name, :'domain.label_length', options)
  end

  # skip proceeding validation if errors
  return unless record.errors.blank?

  unless @validator.valid_by_regexp?
    record.errors.add(attr_name, :'domain.invalid', options)
    return
  end

  # if check_tld = true - check if TLD exists
  if options[:check_tld] != false
    tld = value.split('.').last.upcase
    unless ::Validator::Domain::Tld.exists?(tld)
      record.errors.add(attr_name, :'domain.unknown_tld', options)
    end
  end
end