Class: Command::Setting

Inherits:
CommandBase show all
Defined in:
lib/command/setting.rb

Defined Under Namespace

Classes: InvalidVariableName, InvalidVariableType, UnknownVariableType

Constant Summary collapse

TYPE_OF_VALUE = 
{
  TrueClass => :boolean, FalseClass => :boolean, Fixnum => :integer,
  Float => :float, String => :string
}
INVISIBLE = 
true
SETTING_VARIABLES = 
{
  local: {
    # 変数名 => [受け付ける型, 説明(, 不可視化フラグ)]
    "convert.no-epub" => [:boolean, "EPUB変換を無効にするか"],
    "convert.no-mobi" => [:boolean, "MOBI変換を無効にするか"],
    "convert.no-strip" => [:boolean, "MOBIのstripを無効にするか\n" +
                                     " " * 6 + "※注意：KDP用のMOBIはstripしないでください"],
    "convert.no-zip" => [:boolean, "i文庫用のzipファイルを作らない"],
    "convert.no-open" => [:boolean, "変換終了時に保存フォルダを開かない"],
    "convert.copy_to" => [:directory, "変換したらこのフォルダにコピーする\n" +
                                      " " * 6 + "※注意：存在しないフォルダだとエラーになる"],
    "convert.inspect" => [:boolean, "常に変換時に調査結果を表示するか"],
    "download.interval" => [:float, "各話DL時に指定した秒数待機する。デフォルト0"],
    "send.without-freeze" => [:boolean, "`全話'送信時に凍結された小説は対象外に"],
    "device" => [:string, "変換、送信対象の端末(sendの--help参照)"],
    "multiple-delimiter" => [:string, "--multiple指定時の区切り文字"],
    
  },
  global: {
    "aozoraepub3dir" => [:directory, "AozoraEpub3のあるフォルダを指定", INVISIBLE],
    "difftool" => [:string, "Diffで使うツールのパスを指定する"],
    "difftool.arg" => [:string, "difftoolで使う引数を設定(オプション)"],
    "no-color" => [:boolean, "表示内容に色を付けない"],
    "over18" => [:boolean, "", INVISIBLE],
  }
}

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from CommandBase

execute_and_rescue_exit, #load_local_settings

Constructor Details

#initialize ⇒ Setting

Returns a new instance of Setting.



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# File 'lib/command/setting.rb', line 29

def initialize
  super("[<name>=<value> ...] [options]")
  @opt.separator <<-EOS

  ・各コマンドの設定の変更が出来ます。
  ・Global な設定はユーザープロファイルに保存され、すべての narou コマンドで使われます。

  Local Variable List:
    <name>           <value>              説明
  EOS
  @opt.separator(get_variable_list_strings(:local))

  @opt.separator("\n  Global Variable List:")
  @opt.separator(get_variable_list_strings(:global))

  @opt.separator <<-EOS

  Example:
narou setting --list
narou setting convert.no-open=true
narou setting convert.no-epub=   # 右辺に何も書かないとその設定を削除できる
narou setting convert.copy_to=C:/dropbox/mobi
narou s convert.copy_to="C:\\Documents and Settings\\user\\epub"

  Optioins:
  EOS
  @opt.on("-l", "--list", "現在の設定値を確認する") {
    output_setting_list
    exit 0
  }
  @opt.on("-a", "--all", "設定できる全ての変数名を表示する") {
    @options["all"] = true
    display_variable_list
    exit 0
  }
end

Class Method Details

.variable_type_to_description(type) ⇒ Object 



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# File 'lib/command/setting.rb', line 66

def self.variable_type_to_description(type)
  case type
  when :boolean
    "true/false  "
  when :integer
    "整数        "
  when :float
    "小数点数    "
  when :string
    "文字列      "
  when :directory
    "フォルダパス"
  when :file
    "ファイルパス"
  else
    raise UnknownVariableType, type
  end
end

Instance Method Details

#casting_variable(name, value) ⇒ Object

値の文字列を設定に基づいた型にキャストして、[scope, value] 形式で返す 不正な設定名もしくは値の場合は例外を吐く



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# File 'lib/command/setting.rb', line 98

def casting_variable(name, value)
  scope = get_scope_of_variable_name(name)
  unless scope
    raise InvalidVariableName, "#{name} は不明な名前です"
  end
  casted_value = string_cast_to_type(value, SETTING_VARIABLES[scope][name][0])
  [scope, casted_value]
end

#display_variable_list ⇒ Object 



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# File 'lib/command/setting.rb', line 215

def display_variable_list
  puts "Local Variable List:"
  puts get_variable_list_strings(:local).gsub(/^ {4}/, "")
  puts
  puts "Global Variable List:"
  puts get_variable_list_strings(:global).gsub(/^ {4}/, "")
end

#execute(argv) ⇒ Object 



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# File 'lib/command/setting.rb', line 161

def execute(argv)
  super
  if argv.empty?
    puts @opt.help
    return
  end
  settings = {
    local: LocalSetting.get["local_setting"],
    global: GlobalSetting.get["global_setting"]
  }
  argv.each do |arg|
    name, value = arg.split("=", 2).map(&:strip)
    if name == ""
      error "書式が間違っています。変数名=値 のように書いて下さい"
      next
    end
    scope = get_scope_of_variable_name(name)
    unless scope
      error "#{name} という変数は存在しません"
      next
    end
    if value.nil?
      error "書式が間違っています。#{name}=値 のように書いて下さい"
      next
    end
    if value == ""
      settings[scope].delete(name)
      puts "#{name} の設定を削除しました"
      next
    end
    begin
      scope, casted_value = casting_variable(name, value)
    rescue InvalidVariableName, InvalidVariableType => e
      error e.message
      next
    end
    settings[scope][name] = casted_value
    puts "#{name} を #{casted_value} に設定しました"
  end
  LocalSetting.get.save_settings("local_setting")
  GlobalSetting.get.save_settings("global_setting")
end

#get_scope_of_variable_name(name) ⇒ Object 



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# File 'lib/command/setting.rb', line 85

def get_scope_of_variable_name(name)
  [:local, :global].each do |scope|
    if SETTING_VARIABLES[scope].include?(name)
      return scope
    end
  end
  nil
end

#get_variable_list_strings(scope) ⇒ Object 



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# File 'lib/command/setting.rb', line 204

def get_variable_list_strings(scope)
  result = ""
  SETTING_VARIABLES[scope].each do |name, info|
    if @options["all"] || info[2] != INVISIBLE
      type_description = self.class.variable_type_to_description(info[0])
      result << "    <bold><green>#{name.ljust(18)}</green></bold> #{type_description} #{info[1]}\n".termcolor
    end
  end
  result
end

#oneline_help ⇒ Object 



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# File 'lib/command/setting.rb', line 11

def oneline_help
  "各コマンドの設定を変更します"
end

#output_setting_list ⇒ Object 



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# File 'lib/command/setting.rb', line 145

def output_setting_list
  settings = {
    local: LocalSetting.get["local_setting"],
    global: GlobalSetting.get["global_setting"]
  }
  settings.each do |scope, scoped_settings|
    puts "[#{scope.capitalize} Variables]"
    scoped_settings.each do |name, value|
      if value =~ / /
        value = "'#{value}'"
      end
      puts "<bold><green>#{name}</green></bold>=#{value}".termcolor
    end
  end
end

#string_cast_to_type(value, type) ⇒ Object 



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# File 'lib/command/setting.rb', line 107

def string_cast_to_type(value, type)
  result = nil
  case type
  when :boolean
    case value
    when /true/i
      result = true
    when /false/i
      result = false
    else
      raise InvalidVariableType, type
    end
  when :integer
    if value =~ /^[+-]?\d+$/
      result = value.to_i
    else
      raise InvalidVariableType, type
    end
  when :float
    if value =~ /^[+-]?\d+\.?\d*$/
      result = value.to_f
    else
      raise InvalidVariableType, type
    end
  when :directory, :file
    if File.method("#{type}?").call(value)
      result = File.expand_path(value)
    else
      raise InvalidVariableType, type
    end
  when :string
    result = value
  else
    raise UnknownVariableType, type
  end
  result
end