Module: Helpers

Defined in:
lib/LIVR/Rules/Helpers.rb

Class Method Summary collapse

Class Method Details

.list_of(args) ⇒ Object 



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# File 'lib/LIVR/Rules/Helpers.rb', line 22

def self.list_of(args)
  if args[0].kind_of? Array
    rules, rule_builders = args
  else
    rule_builders = args.pop
    rules = args
  end
  livr = {:field => rules}
  validator = LIVR.new(livr).register_rules(rule_builders).prepare

  lambda do |values, unuse, output|
    return if values.nil? or values.eql?('')
    return 'FORMAT_ERROR' unless values.kind_of? Array

    results, errors = [], []
    values.each do |val|
      result = validator.validate({:field => val})
      if result
        results.push(result[:field])
        errors.push(nil)
      else
        results.push(nil)
        validatorErrors = validator.get_errors
        errors.push(validatorErrors[:field])
      end
    end

    if errors.any?
      return errors
    else
      output.push(results)
      return
    end
  end
end

.list_of_different_objects(args) ⇒ Object 



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# File 'lib/LIVR/Rules/Helpers.rb', line 87

def self.list_of_different_objects(args)
  selector_field, livrs, rule_builders = args

  validators = {}
  livrs.each do |selector_value, livr|
    validator = LIVR.new(livr).register_rules(rule_builders).prepare
    validators[selector_value] = validator
  end

  lambda do |objects, unuse, output|
    return if objects.nil? or objects.eql?('')
    return 'FORMAT_ERROR' unless objects.kind_of? Array

    results, errors = [], []
    objects.each do |obj|
      if not obj.kind_of? Hash or obj[selector_field].nil? or validators[obj[selector_field]].nil?
        errors.push('FORMAT_ERROR')
        next
      end

      validator = validators[obj[selector_field]]
      result = validator.validate(obj)
      if result
        results.push(result)
        errors.push(nil)
      else
        results.push(nil)
        errors.push(validator.get_errors)
      end
    end

    if errors.any?
      return errors
    else
      output.push(results)
      return
    end
  end
end

.list_of_objects(args) ⇒ Object 



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# File 'lib/LIVR/Rules/Helpers.rb', line 58

def self.list_of_objects(args)
  livr, rule_builders = args
  validator = LIVR.new(livr).register_rules(rule_builders).prepare

  lambda do |objects, unuse, output|
    return if objects.nil? or objects.eql?('')
    return 'FORMAT_ERROR' unless objects.kind_of? Array

    results, errors = [], []
    objects.each do |obj|
      result = validator.validate(obj)

      if result
        results.push(result)
        errors.push(nil)
      else
        results.push(nil)
        errors.push(validator.get_errors)
      end
    end
    if errors.any?
      return errors
    else
      output.push(results)
      return
    end
  end
end

.nested_object(args) ⇒ Object 



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# File 'lib/LIVR/Rules/Helpers.rb', line 4

def self.nested_object(args)
  livr, rule_builders = args
  validator = LIVR.new(livr).register_rules(rule_builders).prepare

  lambda do |nested_obj, unuse, output|
    return if nested_obj.nil? or nested_obj.eql?('')
    return 'FORMAT_ERROR' unless nested_obj.kind_of? Hash

    result = validator.validate(nested_obj)
    if result
      output.push(result)
      return
    else
      return validator.get_errors
    end
  end
end