Class: Command::Backup

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

Constant Summary collapse

BACKUP_DIR_NAME = 
"backup"

Instance Attribute Summary

Attributes inherited from CommandBase

#stream_io

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from CommandBase

#disable_logging, #display_help!, execute!, #execute!, #force_change_settings_function, help, #hook_call, #load_local_settings, #tagname_to_ids

Constructor Details

#initialize ⇒ Backup

Returns a new instance of Backup.



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# File 'lib/command/backup.rb', line 18

def initialize
  super("<target> [<target2> ...]")
  @opt.separator "\n  \u30FB\u6307\u5B9A\u3057\u305F\u5C0F\u8AAC\u306E\u30D0\u30C3\u30AF\u30A2\u30C3\u30D7\u3092\u4F5C\u6210\u3057\u307E\u3059\u3002\n  \u30FB\u30D0\u30C3\u30AF\u30A2\u30C3\u30D7\u30D5\u30A1\u30A4\u30EB\u306FZIP\u5727\u7E2E\u3055\u308C\u3001\u5C0F\u8AAC\u4FDD\u5B58\u30D5\u30A9\u30EB\u30C0\u76F4\u4E0B\u306E\#{BACKUP_DIR_NAME}\u30D5\u30A9\u30EB\u30C0\u306B\u4FDD\u5B58\u3055\u308C\u307E\u3059\u3002\n  \u30FB\u30D0\u30C3\u30AF\u30A2\u30C3\u30D7\u5BFE\u8C61\u306F\u3001\u30D0\u30C3\u30AF\u30A2\u30C3\u30D7\u30D5\u30A1\u30A4\u30EB\u4EE5\u5916\u306E\u5C0F\u8AAC\u4FDD\u5B58\u30D5\u30A9\u30EB\u30C0\u306B\u3042\u308B\u30D5\u30A1\u30A4\u30EB\u5168\u3066\u304C\u5BFE\u8C61\u3067\u3059\u3002\n\n  Examples:\nnarou backup 0\nnarou backup n9669bk\nnarou backup 0 1 musyoku\n  EOS\nend\n"

Class Method Details

.oneline_help ⇒ Object 



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# File 'lib/command/backup.rb', line 14

def self.oneline_help
  "小説のバックアップを作成します"
end

Instance Method Details

#create_backup(data) ⇒ Object 



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# File 'lib/command/backup.rb', line 37

def create_backup(data)
  zipfilename = create_backup_filename(data)
  novel_dir = Downloader.get_novel_data_dir_by_target(data["id"])
  paths = novel_dir.glob("**/*").keep_if { |path|
    relative_path = path_to_relative(novel_dir, path)
    path.file? && relative_path.to_s.split("/", 2)[0] != BACKUP_DIR_NAME
  }
  backup_dir = novel_dir.join(BACKUP_DIR_NAME)
  backup_dir.mkdir unless backup_dir.exist?
  Zip.unicode_names = true unless Helper.os_windows?
  Zip::File.open(backup_dir.join(zipfilename), Zip::File::CREATE) do |zip|
    paths.each do |path|
      relative_path = path_to_relative(novel_dir, path).to_s
      zipped_filename =
        if Helper.os_windows?
          relative_path.encode(Encoding::Windows_31J, invalid: :replace, undef: :replace, replace: "_")
        else
          relative_path
        end
      zip.add(zipped_filename, path)
    end
  end
  zipfilename
end

#create_backup_filename(data) ⇒ Object 



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# File 'lib/command/backup.rb', line 33

def create_backup_filename(data)
  Helper.replace_filename_special_chars(data["title"]) + "_" + Time.now.strftime("%Y%m%d%H%M%S") + ".zip"
end

#execute(argv) ⇒ Object 



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

def execute(argv)
  super
  display_help! if argv.empty?
  tagname_to_ids(argv)
  require "zip"
  argv.each_with_index do |target, i|
    Helper.print_horizontal_rule if i > 0
    data = Downloader.get_data_by_target(target)
    unless data
      puts "#{target} は存在しません"
      next
    end
    puts "ID:#{data["id"]}　#{data["title"]}"
    print "バックアップを作成しています"
    Thread.new {
      loop do
        print "."
        sleep(0.5)
      end
    }.tap { |th|
      zipfilename =  create_backup(data)
      th.kill
      puts
      puts "#{zipfilename} を作成しました"
    }
  end
end

#path_to_relative(base, path) ⇒ Object 



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# File 'lib/command/backup.rb', line 62

def path_to_relative(base, path)
  path.sub("#{base}/", "")
end