Class: Device

Inherits:
Object
  • Object
show all
Defined in:
lib/device.rb

Defined Under Namespace

Modules: Kindle, Kobo, Library, Reader Classes: UnknownDevice

Constant Summary collapse

DEVICES = 
{ "kindle" => Kindle, "kobo" => Kobo, "reader" => Reader }

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(device_name) ⇒ Device

Returns a new instance of Device.



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# File 'lib/device.rb', line 40

def initialize(device_name)
  unless Device.exists?(device_name)
    raise UnknownDevice, "#{device_name} は存在しません"
  end
  @device = DEVICES[device_name.downcase]
  @name = device_name.capitalize
  @ebook_file_ext = @device::EBOOK_FILE_EXT
  create_device_check_methods
end

Instance Attribute Details

#ebook_file_ext ⇒ Object (readonly)

Returns the value of attribute ebook_file_ext.



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# File 'lib/device.rb', line 19

def ebook_file_ext
  @ebook_file_ext
end

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/device.rb', line 19

def name
  @name
end

Class Method Details

.create(device_name) ⇒ Object 



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# File 'lib/device.rb', line 32

def self.create(device_name)
  @@device_cache ||= {}
  name = device_name.downcase
  return @@device_cache[name] ||= new(name)
end

.exists?(device) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/device.rb', line 28

def self.exists?(device)
  DEVICES.include?(device.downcase)
end

Instance Method Details

#connecting? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/device.rb', line 50

def connecting?
  !!get_documents_path
end

#copy_to_documents(src_file) ⇒ Object 



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# File 'lib/device.rb', line 83

def copy_to_documents(src_file)
  documents_path = get_documents_path
  if documents_path
    dst_path = File.join(documents_path, File.basename(src_file))
    case Helper.determine_os
    when :windows
      cmd = "copy /B " + %!"#{src_file}" "#{dst_path}"!.gsub("/", "\\").encode(Encoding::Windows_31J)
      capture = `#{cmd}`
      if $?.exitstatus > 0
        raise capture.force_encoding(Encoding::Windows_31J).rstrip
      end
    else
      FileUtils.cp(src_file, dst_path)
    end
    dst_path
  else
    nil
  end
rescue Exception => e
  puts
  error $@.shift + ": #{e.message} (#{e.class})"
  exit 1
end

#ebook_file_old?(src_file) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/device.rb', line 72

def ebook_file_old?(src_file)
  documents_path = get_documents_path
  if documents_path
    dst_path = File.join(documents_path, File.basename(src_file))
    if File.exists?(dst_path)
      return File.mtime(src_file) > File.mtime(dst_path)
    end
  end
  true
end

#find_documents_directory(device_root_dir) ⇒ Object 



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# File 'lib/device.rb', line 54

def find_documents_directory(device_root_dir)
  @device::DOCUMENTS_PATH_LIST.each do |documents_path|
    documents_directory = File.join(device_root_dir, documents_path)
    return documents_directory if File.directory?(documents_directory)
  end
  nil
end

#get_documents_path ⇒ Object 



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# File 'lib/device.rb', line 62

def get_documents_path
  if Device.respond_to?(:get_device_root_dir)
    dir = Device.get_device_root_dir(@device::VOLUME_NAME)
    if dir
      return find_documents_directory(dir)
    end
  end
  nil
end