12 lines
432 B
Ruby
12 lines
432 B
Ruby
class ValidDomainCsvValidator < ActiveModel::EachValidator
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DEFAULT_MESSAGE = "must be a comma-separated list of valid domains".freeze
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VALID_DOMAIN = /^[a-zA-Z0-9]{1,61}[a-zA-Z0-9](?:\.[a-zA-Z]{2,})+$/.freeze
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def validate_each(record, attribute, value)
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return unless value
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return if value.all? { |domain| domain.match?(VALID_DOMAIN) }
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record.errors.add(attribute, options[:message] || DEFAULT_MESSAGE)
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end
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end
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