mikutter用縦書きプラグイン

mikutter_tategaki.rb

# -*- coding: utf-8 -*-

Plugin.create :tategaki do

  def to_tategaki(str)
    result = ""

    halfs = ('0'..'9').to_a + ('A'..'Z').to_a + ('a'..'z').to_a
    fulls = ('０'..'９').to_a + ('Ａ'..'Ｚ').to_a + ('ａ'..'ｚ').to_a
    half_symbols = ' !""#$%&''\'''\'()*+,-./:;<=>?@[\\]^_`{|}~'.split('')
    full_symbols = '　！“”＃＄％＆‘’（）＊＋，−．／：；＜＝＞？＠［＼］＾＿｀｛｜｝〜'.split('')

    halfs += half_symbols
    fulls += full_symbols

    table = Hash[halfs.zip(fulls)]

    chars_from = '→↓←↑ー／＼，、。…‥（）｛｝〔〕【】《》〈〉「」『』[]↓←↑→｜＼／︐︑︒︙︰︵︶︷︸︹︺︻︼︽︾︿﹀﹁﹂﹃﹄﹇﹈'.split('')
    chars_to = '↓←↑→｜＼／︐︑︒︙︰︵︶︷︸︹︺︻︼︽︾︿﹀﹁﹂﹃﹄﹇﹈←↑→↓ー／＼，、。…‥）（｝｛〕〔】【》《〉〈」「』『]['.split('')

    str = str.gsub(/[#{Regexp.escape(halfs.join)}]/u, table)
    str = str.gsub(/[#{Regexp.escape(chars_from.join)}]/u, Hash[chars_from.zip(chars_to)])
    str = str.split("\n").reverse

    max_len = 0
    str.each do |s|
      max_len = s.length if max_len < s.length
    end

    max_len.times do |n|
      str.each do |s|
        if n < s.length
          result += s[n]
        else
          result += '　'
        end
      end
      result += "\n"
    end

    result.gsub(/　+$/,'').chop
  end

  command(:convert_tategaki,
          name: '縦書きに変換',
          condition: lambda{ |opt| true },
          visible: true,
          role: :postbox) do |opt|
    Plugin.create(:gtk).widgetof(opt.widget).widget_post.buffer.text =
      to_tategaki(Plugin.create(:gtk).widgetof(opt.widget).widget_post.buffer.text)
  end

  command(:convert_yokogaki,
          name: 'このツイートを横書きに変換',
          condition: lambda{ |opt| true },
          visible: true,
          role: :timeline) do |opt|
    opt.messages.each do |m|
      Plugin.call(:update, nil, [Message.new(message: to_tategaki(to_tategaki(to_tategaki(m.message.to_s))), system: true)])
    end
  end

  command(:copy_paste_with_tategaki,
          name: '縦書きにしてパクる',
          condition: lambda{ |opt| true },
          visible: true,
          role: :timeline) do |opt|
    opt.messages.each do |m|
      Service.primary.post :message => to_tategaki(m.message.to_s)
    end
  end

  command(:nanameyomi,
          name: '斜め読みにする',
          condition: lambda{ |opt| true },
          visible: true,
          role: :postbox) do |opt|
      str = to_tategaki(Plugin.create(:gtk).widgetof(opt.widget).widget_post.buffer.text)
      Plugin.create(:gtk).widgetof(opt.widget).widget_post.buffer.text =
        ((0..str.split("\n").size-1).to_a.zip str.split("\n")).map{|ar| "　" * ar[0] + ar[1]}.join("\n")
  end

end