Class: Command::Diff

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

Instance Method Summary collapse

Methods inherited from CommandBase

execute_and_rescue_exit

Constructor Details

#initialize ⇒ Diff

Returns a new instance of Diff.



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# File 'lib/command/diff.rb', line 21

def initialize
  super("[<target>] [options ...]")
  @opt.separator "\n  \u30FB\u6307\u5B9A\u3057\u305F\u5C0F\u8AAC\u306E\u30A2\u30C3\u30D7\u30C7\u30FC\u30C8\u524D\u5F8C\u306E\u5909\u66F4\u90E8\u5206\u3092 setting \u30B3\u30DE\u30F3\u30C9\u3067\u6307\u5B9A\u3057\u305F difftool \u3067\u8868\u793A\u3057\u307E\u3059\u3002\n  \u30FB\u5F15\u6570\u3092\u6307\u5B9A\u3057\u306A\u304B\u3063\u305F\u5834\u5408\u306F\u76F4\u524D\u306B\u66F4\u65B0\u3057\u305F\u5C0F\u8AAC\u306E\u5909\u66F4\u70B9\u3092\u8868\u793A\u3057\u307E\u3059\u3002\n\n  Example:\nnarou diff          # \u76F4\u524D\u306B\u66F4\u65B0\u3057\u305F\u5C0F\u8AAC\u306E\u5909\u66F4\u70B9\u3092\u8868\u793A\nnarou diff 6\nnarou diff 6 -n 2   # \u6700\u65B0\u304B\u30892\u756A\u76EE\u306E\u5DEE\u5206\u3068\u306E\u6BD4\u8F03\nnarou diff 6 -2     # -n 2 \u306E\u7701\u7565\u3057\u305F\u8A18\u8FF0\u65B9\u6CD5\nnarou diff 6 2013.02.21@01;39;46   # \u5DEE\u5206\u3092\u76F4\u63A5\u6307\u5B9A\n\n# \u5DEE\u5206\u8868\u793A\u7528\u30D7\u30ED\u30B0\u30E9\u30E0\u306E\u6307\u5B9A\nnarou setting difftool=\"C:\\\\Program Files\\\\WinMerge\\\\WinMergeU.exe\"\n\n# difftool\u306B\u6E21\u3059\u5F15\u6570(\u6307\u5B9A\u3057\u306A\u3051\u308C\u3070\u5358\u7D14\u306B\u65B0\u65E7\u30D5\u30A1\u30A4\u30EB\u3092\u5F15\u6570\u306B\u547C\u3073\u51FA\u3059)\n# \u7279\u6B8A\u306A\u5909\u6570 %NEW : DL\u3057\u305F\u6700\u65B0\u30C7\u30FC\u30BF\u306E\u5DEE\u5206\u7528\u30D5\u30A1\u30A4\u30EB\u30D1\u30B9\n#            %OLD : \u53E4\u3044\u65B9\u306E\u5DEE\u5206\u7528\u30D5\u30A1\u30A4\u30EB\u30D1\u30B9\nnarou setting difftool.arg='-e -x -ub -dl \"NEW\" -dr \"OLD\" %NEW %OLD'\n\n  Options:\n  EOS\n\n  @options[\"number\"] = 1\n  @opt.on(\"-n NUM\", \"--number\", \"\u6BD4\u8F03\u3059\u308B\u5DEE\u5206\u3092\u9061\u3063\u3066\u6307\u5B9A\u3059\u308B\u3002\u6700\u65B0\u306E\u30A2\u30C3\u30D7\u30C7\u30FC\u30C8\u3068\u76F4\u524D\u306E\u30C7\u30FC\u30BF\u3092\u6BD4\u8F03\u3059\u308B\u306A\u3089-n 1\u30012\u500B\u524D\u306E\u30A2\u30C3\u30D7\u30C7\u30FC\u30C8\u306A\u3089-n 2\u3002(\u30C7\u30D5\u30A9\u30EB\u30C8\u306F-n 1)\", Integer) do |number|\n    @options[\"number\"] = number if number > 1\n  end\n  @opt.on(\"-l\", \"--list\", \"\u6307\u5B9A\u3057\u305F\u5C0F\u8AAC\u306E\u5DEE\u5206\u4E00\u89A7\u3092\u8868\u793A\u3059\u308B\") {\n    @options[\"list\"] = true\n  }\n  @opt.on(\"-c\", \"--clean\", \"\u6307\u5B9A\u3057\u305F\u5C0F\u8AAC\u306E\u5DEE\u5206\u30C7\u30FC\u30BF\u3092\u5168\u3066\u524A\u9664\u3059\u308B\") {\n    @options[\"clean\"] = true\n  }\nend\n"

Instance Method Details

#clean_diff(id) ⇒ Object 



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# File 'lib/command/diff.rb', line 112

def clean_diff(id)
  cache_root_dir = Downloader.get_cache_root_dir(id)
  print Database.instance.get_data("id", id)["title"] + " の"
  unless File.exists?(cache_root_dir)
    puts "差分はひとつもありません"
    return
  end
  FileUtils.remove_entry_secure(cache_root_dir)
  puts "差分を削除しました"
end

#create_difftool_command_string(left, right) ⇒ Object 



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# File 'lib/command/diff.rb', line 144

def create_difftool_command_string(left, right)
  diff_arg = GlobalSetting.get["global_setting"]["difftool.arg"]
  diff_cmd = %!"#{@difftool}" !
  if diff_arg
    diff_arg.gsub!("%NEW", left)
    diff_arg.gsub!("%OLD", right)
    diff_cmd += diff_arg
  else
    diff_cmd += [left, right].join(" ")
  end
  diff_cmd
end

#create_temp_files(id) ⇒ Object 



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# File 'lib/command/diff.rb', line 162

def create_temp_files(id)
  if @options["view_diff_version"]
    cache_root_dir = Downloader.get_cache_root_dir(id)
    if cache_root_dir
      cache_dir = File.join(cache_root_dir, @options["view_diff_version"])
      cache_dir = nil unless File.exists?(cache_dir)
    end
  else
    nth = @options["number"]
    list = get_sorted_cache_list(id)
    cache_dir = list[nth - 1] if list
  end
  unless cache_dir
    puts "差分データがありません"
    return nil
  end
  cache_section_list = Dir.glob("#{cache_dir}/*.yaml").sort_by { |path|
    File.basename(path, ".yaml").split(" ", 2)[0].to_i
  }
  if cache_section_list.length == 0
    puts "最新話のみのアップデートのようです"
    return nil
  end
  novel_dir = Downloader.get_novel_section_save_dir(Downloader.get_novel_data_dir_by_target(id))
  latest_novel_sections = []
  cache_sections = []
  cache_section_list.each do |path|
    match_latest_path = File.join(novel_dir, File.basename(path))
    latest_novel_sections << YAML.load_file(match_latest_path) if File.exists?(match_latest_path)
    cache_sections << YAML.load_file(path)
  end

  novel_info = Database.instance[id]

  sections = latest_novel_sections
  temp_new = Tempfile.open("new")
  temp_new.write(Template.get("diff.txt", binding))

  sections = cache_sections
  temp_old = Tempfile.open("old")
  temp_old.write(Template.get("diff.txt", binding))

  [temp_new, temp_old]
end

#display_diff_list(id) ⇒ Object 



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# File 'lib/command/diff.rb', line 207

def display_diff_list(id)
  cache_list = get_sorted_cache_list(id)
  print Database.instance.get_data("id", id)["title"] + " の"
  if cache_list.empty?
    puts "差分はひとつもありません"
    return
  end
  puts "差分一覧"
  cache_list.each.with_index(1) do |cache_path, i|
    puts ("<bold><yellow>" + File.basename(cache_path) + "   -#{i}</yellow></bold>").termcolor
    cache_section_list = Dir.glob(File.join(cache_path, "*.yaml"))
    if cache_section_list.length > 0
      cache_section_list.map { |section_path|
        File.basename(section_path, ".yaml").split(" ", 2)
      }.sort_by { |v| v[0].to_i }.each { |index, subtitle|
        puts "   第#{index}部分　#{subtitle}"
      }
    else
      puts "   (最新話のみのアップデート)"
    end
  end
end

#exec_difftool(id) ⇒ Object 



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# File 'lib/command/diff.rb', line 123

def exec_difftool(id)
  temp_paths = create_temp_files(id) or return
  diff_cmd = create_difftool_command_string(*temp_paths.map { |temp|
    path = temp.path
    if Helper.os_windows?
      path.encode!(Encoding::Windows_31J)
    end
    %!"#{path}"!
  })
  begin
    res = Open3.capture3(diff_cmd)
  rescue Errno::ENOENT => e
    error e.message
    exit 1
  ensure
    temp_paths.each { |tmp| tmp.close(true) }
  end
  puts res[0] unless res[0].empty?
  error res[1] unless res[1].empty?
end

#execute(argv) ⇒ Object 



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# File 'lib/command/diff.rb', line 69

def execute(argv)
  short_number_option_parse(argv)
  super
  if argv.empty?
    latest = Database.instance.sort_by_last_update.first
    return unless latest
    id = latest["id"]
  else
    target = argv.shift
    id = Downloader.get_id_by_target(target)
  end
  unless id
    error "#{target} は存在しません"
    return
  end
  view_diff_version = argv.shift
  if view_diff_version
    if invalid_diff_version_string?(view_diff_version)
      error "差分指定の書式が違います(正しい例:2013.02.21@01;39;46)"
      return
    end
    @options["view_diff_version"] = view_diff_version
  end
  if @options["list"]
    display_diff_list(id)
    return
  end
  if @options["clean"]
    clean_diff(id)
    return
  end
  @difftool = GlobalSetting.get["global_setting"]["difftool"]
  unless @difftool
    error "difftool が設定されていません。narou setting で difftool を設定して下さい"
    return
  end
  exec_difftool(id)
end

#get_sorted_cache_list(id) ⇒ Object 



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# File 'lib/command/diff.rb', line 157

def get_sorted_cache_list(id)
  list = Downloader.get_cache_list(id) or return nil
  list.sort_by { |v| File.basename(v) }.reverse
end

#invalid_diff_version_string?(str) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/command/diff.rb', line 108

def invalid_diff_version_string?(str)
  str !~ /^\d{4}\.\d{2}\.\d{2}@\d{2};\d{2};\d{2}$/
end

#oneline_help ⇒ Object 



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# File 'lib/command/diff.rb', line 17

def oneline_help
  "アップデートされた小説の変更点を表示します"
end

#short_number_option_parse(argv) ⇒ Object

引数の中の -数字 オプション(-n 数字の省略形)を -n 数字 に変換する



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# File 'lib/command/diff.rb', line 59

def short_number_option_parse(argv)
  argv.map! { |arg|
    if arg =~ /^-(\d+)$/
      ["-n", $1.to_s]
    else
      arg
    end
  }.flatten!
end