ハイフン付き電話番号に分割

gistfile1.rb

# encoding: utf-8

module TelSplitter
  MAP = {
  # 市外局番 , 市内局番の桁数のマップ
  # http://www.soumu.go.jp/main_sosiki/joho_tsusin/top/tel_number/number_shitei.html のデータを利用
  # 固定電話以外の桁数は適当です...
  '050' => 4, # IP電話
  '070' => 4, # 携帯電話/PHS
  '080' => 4, # 携帯電話
  '090' => 4, # 携帯電話
  '020' => 3,  # その他
  '0120' => 3, # その他
  '0800' => 3, # その他
  '0570' => 3, # その他
  '0990' => 3, # その他
  # 固定電話
  "011"=>3, "0123"=>2, "0124"=>2,
  "0125"=>2, "0126"=>2, "01267"=>1,
  "0133"=>2, "0134"=>2, "0135"=>2,
  "0136"=>2, "01372"=>1, "01374"=>1,
  "0137"=>2, "01377"=>1, "0138"=>2,
  "01392"=>1, "0139"=>2, "01397"=>1,
  "01398"=>1, "0142"=>2, "0143"=>2,
  "0144"=>2, "0145"=>2, "01456"=>1,
  "01457"=>1, "0146"=>2, "01466"=>1,
  "0152"=>2, "0153"=>2, "0154"=>2,
  "01547"=>1, "015"=>3, "0155"=>2,
  "01558"=>1, "0156"=>2, "01564"=>1,
  "0157"=>2, "0158"=>2, "01586"=>1,
  "01587"=>1, "0162"=>2, "01632"=>1,
  "01634"=>1, "01635"=>1,  "0163"=>2,
  "0164"=>2, "01648"=>1, "0165"=>2,
  "01654"=>1, "01655"=>1, "01656"=>1,
  "01658"=>1, "0166"=>2, "0167"=>2,
  "0172"=>2, "0173"=>2, "0174"=>2,
  "0175"=>2, "0176"=>2, "017"=>3,
  "0178"=>2, "0179"=>2, "0182"=>2,
  "0183"=>2, "0184"=>2, "0185"=>2,
  "0186"=>2, "0187"=>2, "018"=>3,
  "0191"=>2, "0192"=>2, "0193"=>2,
  "0194"=>2, "0195"=>2, "019"=>3,
  "0197"=>2, "0198"=>2, "022"=>3,
  "0220"=>2, "0223"=>2, "0224"=>2,
  "0225"=>2, "0226"=>2, "0228"=>2,
  "0229"=>2, "0233"=>2, "0234"=>2,
  "0235"=>2,  "023"=>3, "0237"=>2,
  "0238"=>2, "0240"=>2, "0241"=>2,
  "0242"=>2, "0243"=>2, "0244"=>2,
  "024"=>3, "0246"=>2, "0247"=>2,
  "0248"=>2, "025"=>3, "0250"=>2,
  "0254"=>2, "0255"=>2, "0256"=>2,
  "0257"=>2, "0258"=>2, "0259"=>2,
  "0260"=>2, "0261"=>2, "026"=>3,
  "0263"=>2, "0264"=>2, "0265"=>2,
  "0266"=>2, "0267"=>2, "0268"=>2,
  "0269"=>2, "0270"=>2, "027"=>3,
  "0274"=>2, "0276"=>2, "0277"=>2,
  "0278"=>2, "0279"=>2, "0280"=>2,
  "0282"=>2, "0283"=>2, "0284"=>2,
  "0285"=>2, "028"=>3, "0287"=>2,  
  "0288"=>2, "0289"=>2, "0291"=>2,
  "029"=>3, "0293"=>2, "0294"=>2,
  "0295"=>2, "0296"=>2, "0297"=>2,
  "0299"=>2, "03"=>4, "0422"=>2,
  "042"=>3, "0428"=>2, "04"=>4,
  "043"=>3, "0436"=>2, "0438"=>2,
  "0439"=>2, "044"=>3, "045"=>3,
  "0460"=>2, "046"=>3, "0463"=>2,
  "0465"=>2, "0466"=>2, "0467"=>2,
  "0470"=>2, "047"=>3, "0475"=>2,
  "0476"=>2, "0478"=>2, "0479"=>2,
  "048"=>3, "0480"=>2, "049"=>3,
  "0493"=>2, "0494"=>2, "0495"=>2,
  "04992"=>1, "04994"=>1, "04996"=>1,
  "04998"=>1, "052"=>3,  "053"=>3,
  "0531"=>2, "0532"=>2, "0533"=>2,
  "0536"=>2, "0537"=>2, "0538"=>2,
  "0539"=>2, "054"=>3, "0544"=>2,
  "0545"=>2, "0547"=>2, "0548"=>2,
  "0550"=>2, "0551"=>2, "055"=>3,
  "0553"=>2, "0554"=>2, "0555"=>2,
  "0556"=>2, "0557"=>2, "0558"=>2,
  "0561"=>2, "0562"=>2, "0563"=>2,
  "0564"=>2, "0565"=>2, "0566"=>2,
  "0567"=>2, "0568"=>2, "0569"=>2,
  "0572"=>2, "0573"=>2, "0574"=>2,
  "0575"=>2, "0576"=>2, "05769"=>1,
  "0577"=>2, "0578"=>2, "058"=>3,
  "0581"=>2, "0584"=>2, "0585"=>2,
  "0586"=>2,  "0587"=>2, "059"=>3,
  "0594"=>2, "0595"=>2, "0596"=>2,
  "0597"=>2, "05979"=>1, "0598"=>2,
  "0599"=>2, "06"=>4, "072"=>3,
  "0721"=>2, "0725"=>2, "073"=>3,
  "0735"=>2, "0736"=>2, "0737"=>2,
  "0738"=>2, "0739"=>2, "0740"=>2,
  "0742"=>2, "0743"=>2, "0744"=>2,
  "0745"=>2, "0746"=>2, "07468"=>1,
  "0747"=>2, "0748"=>2, "0749"=>2,
  "075"=>3, "0761"=>2, "076"=>3,
  "0763"=>2, "0765"=>2, "0766"=>2,
  "0767"=>2, "0768"=>2, "0770"=>2,
  "0771"=>2, "0772"=>2, "0773"=>2,
  "0774"=>2, "077"=>3, "0776"=>2,  
  "0778"=>2, "0779"=>2, "078"=>3,
  "0790"=>2, "0791"=>2, "079"=>3,
  "0794"=>2, "0795"=>2, "0796"=>2,
  "0797"=>2, "0798"=>2, "0799"=>2,
  "082"=>3, "0820"=>2, "0823"=>2,
  "0824"=>2, "0826"=>2, "0827"=>2,
  "0829"=>2, "083"=>3, "0833"=>2,
  "0834"=>2, "0835"=>2, "0836"=>2,
  "0837"=>2, "0838"=>2, "08387"=>1,
  "08388"=>1, "08396"=>1, "0845"=>2,
  "0846"=>2, "0847"=>2, "08477"=>1,
  "0848"=>2, "084"=>3, "08512"=>1,
  "08514"=>1, "0852"=>2, "0853"=>2,
  "0854"=>2, "0855"=>2, "0856"=>2,
  "0857"=>2, "0858"=>2,  "0859"=>2,
  "086"=>3, "0863"=>2, "0865"=>2,
  "0866"=>2, "0867"=>2, "0868"=>2,
  "0869"=>2, "0875"=>2, "0877"=>2,
  "087"=>3, "0879"=>2, "0880"=>2,
  "0883"=>2, "0884"=>2, "0885"=>2,
  "088"=>3, "0887"=>2, "0889"=>2,
  "0892"=>2, "0893"=>2, "0894"=>2,
  "0895"=>2, "0896"=>2, "0897"=>2,
  "0898"=>2, "089"=>3, "092"=>3,
  "0920"=>2, "093"=>3, "0930"=>2,
  "0940"=>2, "0942"=>2, "0943"=>2,
  "0944"=>2, "0946"=>2, "0947"=>2,
  "0948"=>2, "0949"=>2, "09496"=>1,
  "0950"=>2, "0952"=>2, "0954"=>2,
  "0955"=>2, "0956"=>2, "0957"=>2,
  "095"=>3, "0959"=>2, "096"=>3,
  "0964"=>2, "0965"=>2, "0966"=>2,
  "0967"=>2, "0968"=>2, "0969"=>2,
  "0972"=>2, "0973"=>2, "0974"=>2,
  "097"=>3, "0977"=>2, "0978"=>2,
  "0979"=>2, "098"=>3, "0980"=>2,
  "09802"=>1, "0982"=>2, "0983"=>2,
  "0984"=>2, "0985"=>2, "0986"=>2,
  "0987"=>2, "09912"=>1, "09913"=>1,
  "099"=>3, "0993"=>2, "0994"=>2,
  "0995"=>2, "0996"=>2, "09969"=>1,
  "0997"=>2
  }

  # 市外局番長毎のマップを作成する
  5.downto(2) do |i|
    const_set("MAP_#{i}", MAP.reject { |k, v| k.length != i })
  end

  def self.split(tel)
    # 市外局番の長いものから探していく
    [MAP_5, MAP_4, MAP_3, MAP_2].each_with_index do |map, index|
      len = map.first[0].length
      if map.has_key?(tel[0, len])
        len_2 = map[tel[0, len]] # 市内局番の長さ
        return [tel[0, len], tel[len, len_2], tel[(len + len_2)..-1]]
      end
    end
    # 見つからなかった
    return [tel, "", ""]
  end
end

duplicated keys removed.