Contents

class TelephoneValidator < ActiveModel::EachValidator
  def validate_each(object, attribute, value)
    formatted_value = value.gsub(/[\s\.\+\(\)-]*/, "")
    is_number = !(formatted_value =~ /^[-+]?[0-9]+$/).nil?
    unless is_number && validate_by_region(options[:region], formatted_value)
      object.errors[attribute] << (options[:message] || "is not formatted properly")
    end
  end

  def validate_by_region(region, formatted_value)
    if region == :north_america
      valid_eleven_digit?(formatted_value) || valid_ten_digit?(formatted_value) || valid_seven_digit?(formatted_value)
    end
  end

  def valid_seven_digit?(input)
    input.length == 7 && input[0] != "0" && input[0] != "1"
  end

  def valid_ten_digit?(input)
    input.length == 10 && input[0] != "0" && input[0] != "1" && valid_seven_digit?(input.slice(-7, 7))
  end

  def valid_eleven_digit?(input)
    input.length == 11 && input[0] == "1" && valid_ten_digit?(input.slice(-10, 10))
  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
drexed-validators-0.0.11	app/validators/telephone_validator.rb