Class: Validatious::Validators::PostalCodeValidator

Inherits:
ActiveModel::EachValidator
  • Object
show all
Defined in:
lib/validatious/validators/postal_code_validator.rb

Overview

Active Model Postal Code Validator

Instance Method Summary collapse

Instance Method Details

#validate_each(record, attribute, value) ⇒ Object 



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# File 'lib/validatious/validators/postal_code_validator.rb', line 7

def validate_each(record, attribute, value)
  countries = options[:country].is_a?(Array) ? options[:country] : [options[:country]]
  
  countries = countries.map do |name|
    country = case
      when name.is_a?(Symbol)
        record.send name
      when name.is_a?(Hash)
        c_obj = record.send(name.keys.first)
        c_obj ? c_obj.send(name[name.keys.first]) : nil
      else
        name.blank? ? 'USA' : name
    end

    regex = nil        
    Validatious::Addresses::Countries.countries.each do |config|
      if country =~ /^(#{config[:name]}|#{config[:alpha2]}|#{config[:alpha3]})$/i
        regex = config[:postal_code]
        break
      end
    end
    
    regex
  end.compact
  
  if countries.empty?
    record.errors.add :base, "A valid country must be provided for " +
                             "#{attribute.to_s.humanize.downcase} validation."
  else
    valid = countries.map do |regex|
      !(value.to_s =~ /^#{regex}$/i).nil? ? true : nil
    end.compact
    
    record.errors.add attribute, :invalid_postal_code, options if valid.empty?
  end
end