Module: CodiceFiscale

Defined in:
lib/codice_fiscale.rb,
lib/codice_fiscale/codes.rb,
lib/codice_fiscale/helpers.rb,
lib/codice_fiscale/version.rb,
lib/codice_fiscale/alphabet.rb,
lib/codice_fiscale/fiscal_code.rb,
lib/codice_fiscale/configuration.rb,
lib/codice_fiscale/italian_citizen.rb

Defined Under Namespace

Modules: Alphabet, Codes, Configurable, Helpers Classes: Configuration, FiscalCode, ItalianCitizen

Constant Summary collapse

VERSION = 
"1.0.0"

Class Method Summary collapse

Class Method Details

.calculate(params) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/codice_fiscale.rb', line 19

def self.calculate params
  citizen = ItalianCitizen.new params
  raise ArgumentError.new(citizen.errors.full_messages.join(', ')) unless citizen.valid?
  citizen.fiscal_code
end

.config ⇒ Object 



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# File 'lib/codice_fiscale.rb', line 15

def self.config
  @config ||= Configuration.new
end

.update_csv_files(are_you_sure = false) ⇒ Object

This method is used by me to update the csv and repack the gem



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# File 'lib/codice_fiscale.rb', line 26

def self.update_csv_files(are_you_sure = false)
  unless are_you_sure
    warn("Nothing was done, call me with are_you_sure = true")
    return
  end

  require "net/http"
  require "tmpdir"
  require "tmpdir"
  require "fileutils"

  # download the CSV with all the city codes
  # @see https://www.istat.it/it/archivio/6789 for more info
  url = "https://www.istat.it/storage/codici-unita-amministrative/Elenco-comuni-italiani.csv"
  res = Net::HTTP.get_response(URI(url))
  raise("Failed to GET #{url}") unless res.is_a?(Net::HTTPSuccess)
  data = res.body

  # Covert to utf-8
  data.force_encoding("iso-8859-1")
  data.encode!("utf-8")
  raise("Failed to convert to utf-8") unless data.valid_encoding?

  # parse it and rebuild a new CSV selecting only the columns I need
  CSV.open(config.city_codes_csv_path, "wb") do |csv|
    CSV.parse(data, :col_sep => ";", :row_sep => "\r\n").each_with_index do |r, index|
      next if index == 0

      c, p, x = *[r[5], r[13], r[18]].map(&:strip)

      raise("Check the number of columns: #{r}") if r.size != 23
      raise("Invalid city name: #{c}")           if c.include?(',') or c.blank?
      raise("Invalid province code: #{p}")       if p !~ /^[A-Z]{2}$/
      raise("Invalid city code: #{x}")           if x !~ /^[A-Z]{1}[0-9]{3}$/

      csv << [c, p, x]
    end
  end

  # checkout the CSV with all the country codes
  # @see https://www.istat.it/it/archivio/6747
  url = "https://www.istat.it/it/files//2011/01/Elenco-codici-e-denominazioni-unita-territoriali-estere.zip"
  res = Net::HTTP.get_response(URI(url))
  raise("Failed to GET #{url}") unless res.is_a?(Net::HTTPSuccess)

  # store the zip in temporary folder and extract it
  tmpdir = Dir.mktmpdir
  filename = "Elenco-codici-e-denominazioni-unita-territoriali-estere"
  system("cd #{tmpdir} && unzip -q -o #{tmpdir}/#{filename}.zip")
  data = File.open(Dir["#{tmpdir}/**/*.csv"][0], "rb", &:read)

  # Covert the csv to utf-8
  data.force_encoding("iso-8859-1")
  data.encode!("utf-8")
  raise("Failed to convert to utf-8") unless data.valid_encoding?

  # parse it and rebuild a new CSV selecting only the columns I need
  CSV.open(config.country_codes_csv_path, "wb") do |csv|
    CSV.parse(data, :col_sep => ";", :row_sep => "\r\n").each_with_index do |r, index|
      next if index == 0
      next if r.compact.empty?

      c1, c2, x = *[r[6], r[7], r[9]].map(&:strip)

      next if x.casecmp('n.d.').zero?

      raise("Check the number of columns: #{r}") if r.size != 15
      raise("Invalid country name: #{c1}")       if c1.include?(',') or c1.blank?
      raise("Invalid country name: #{c2}")       if c2.include?(',') or c2.blank?
      raise("Invalid country code: #{x}")        if x !~ /^[A-Z]{1}[0-9]{3}$/

      csv << [c1, c2, x]
    end
  end
ensure
  FileUtils.rm_rf(tmpdir) if tmpdir and Dir.exists?(tmpdir)
end