Method: Addressable::IDNA.to_unicode

Defined in:
lib/addressable/idna/pure.rb,
lib/addressable/idna/native.rb

.to_unicode(value) ⇒ Object

Converts from an ASCII domain name to a Unicode internationalized domain name as described in RFC 3490.



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# File 'lib/addressable/idna/pure.rb', line 88

def self.to_unicode(input)
  input = input.to_s unless input.is_a?(String)
  parts = input.split('.')
  parts.map! do |part|
    if part =~ /^#{ACE_PREFIX}(.+)/
      begin
        punycode_decode(part[/^#{ACE_PREFIX}(.+)/, 1])
      rescue Addressable::IDNA::PunycodeBadInput
        # toUnicode is explicitly defined as never-fails by the spec
        part
      end
    else
      part
    end
  end
  output = parts.join('.')
  if output.respond_to?(:force_encoding)
    output.force_encoding(Encoding::UTF_8)
  end
  output
end