Class: StoreAgent::Node::DirectoryObject

Inherits:
Object
  • Object
show all
Defined in:
lib/store_agent/node/object/directory_object.rb

Overview

ディレクトリ

Instance Attribute Summary

Attributes inherited from Object

#path, #workspace

Instance Method Summary collapse

Methods inherited from Object

#exists?, #file?, #filetype, #initial_metadata, #initial_owner, #initial_owner=, #initial_permission, #initial_permission=, #metadata, #parent_directory, #permission, #revisions, #root?, #storage_object_path

Methods included from Validator

#validates_to_be_excluded_slash!, #validates_to_be_not_guest_identifier!, #validates_to_be_not_nil_value!, #validates_to_be_not_superuser_identifier!, #validates_to_be_string_or_symbol!

Constructor Details

#initialize(params) ⇒ DirectoryObject

:nodoc:



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# File 'lib/store_agent/node/object/directory_object.rb', line 21

def initialize(params) # :nodoc:
  super
  if !@path.end_with?("/")
    @path = "#{@path}/"
  end
end

Instance Method Details

#children ⇒ Object

現在のディレクトリの直下にあるオブジェクトの一覧を返す



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# File 'lib/store_agent/node/object/directory_object.rb', line 177

def children
  (current_children_filenames - StoreAgent.reserved_filenames).map{|filename|
    find_object(filename)
  }
end

#chown(identifier: nil, recursive: false) ⇒ Object 



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# File 'lib/store_agent/node/object/directory_object.rb', line 117

def chown(*, identifier: nil, recursive: false)
  super do
    if recursive
      success, errors = call_for_children do |child|
        child.chown(identifier: identifier, recursive: recursive)
      end
    end
  end
end

#copy(dest_path = nil) ⇒ Object 



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# File 'lib/store_agent/node/object/directory_object.rb', line 80

def copy(dest_path = nil, *)
  super do
    dest_directory = build_dest_directory(dest_path).create
    success, errors = call_for_children do |child|
      child.copy("#{dest_directory.path}#{File.basename(child.path)}")
    end
  end
end

#create ⇒ Object 



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# File 'lib/store_agent/node/object/directory_object.rb', line 28

def create
  super do
    if block_given?
      yield self
    end
    FileUtils.mkdir(storage_object_path)
    workspace.version_manager.add("#{storage_object_path}.keep")
  end
end

#default_metadata ⇒ Object

:nodoc:



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# File 'lib/store_agent/node/object/directory_object.rb', line 183

def default_metadata # :nodoc:
  super.merge(directory_metadata)
end

#delete ⇒ Object 



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# File 'lib/store_agent/node/object/directory_object.rb', line 54

def delete(*)
  super do
    success, errors = call_for_children do |child|
      child.delete(recursive: false)
    end
    if success
      FileUtils.remove_dir(storage_object_path)
    else
      raise StoreAgent::PermissionDeniedError.new(errors: errors)
    end
    workspace.version_manager.remove(storage_object_path, directory: true)
  end
end

#directory(path) ⇒ Object

現在のパスからの相対パスで、ディレクトリオブジェクトのインスタンスを返す



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# File 'lib/store_agent/node/object/directory_object.rb', line 167

def directory(path)
  StoreAgent::Node::DirectoryObject.new(workspace: workspace, path: namespaced_absolute_path(path))
end

#directory? ⇒ Boolean

:nodoc:

Returns:

  • (Boolean) 


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# File 'lib/store_agent/node/object/directory_object.rb', line 209

def directory? # :nodoc:
  true
end

#directory_file_count ⇒ Object

ディレクトリ直下にあるファイル数



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# File 'lib/store_agent/node/object/directory_object.rb', line 200

def directory_file_count
  metadata["directory_file_count"]
end

#directory_metadata ⇒ Object

:nodoc:



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# File 'lib/store_agent/node/object/directory_object.rb', line 187

def directory_metadata # :nodoc:
  {
    "is_dir" => true,
    "directory_size" => StoreAgent::Node::Metadata.datasize_format(initial_bytesize),
    "directory_bytes" => initial_bytesize,
    "directory_size_limit" => StoreAgent::Node::Metadata.datasize_format(StoreAgent.config.default_directory_bytesize_limit),
    "directory_bytes_limit" => StoreAgent.config.default_directory_bytesize_limit,
    "directory_file_count" => 0,
    "tree_file_count" => 0
  }
end

#file(path) ⇒ Object

現在のパスからの相対パスで、ファイルオブジェクトのインスタンスを返す



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# File 'lib/store_agent/node/object/directory_object.rb', line 172

def file(path)
  StoreAgent::Node::FileObject.new(workspace: workspace, path: namespaced_absolute_path(path))
end

#find_object(path) ⇒ Object

引数を現在のパスからの相対パスとして解釈し、オブジェクトのインスタンスを返す



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# File 'lib/store_agent/node/object/directory_object.rb', line 148

def find_object(path)
  object = StoreAgent::Node::Object.new(workspace: workspace, path: namespaced_absolute_path(path))
  case object.exists? && object.filetype
  when false
    virtual(path)
  when "directory"
    directory(path)
  when "file"
    file(path)
  else
    raise "unknown filetype"
  end
end

#get_metadata ⇒ Object

:nodoc:



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# File 'lib/store_agent/node/object/directory_object.rb', line 107

def get_metadata(*) # :nodoc:
  super do
  end
end

#get_permissions ⇒ Object

:nodoc:



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# File 'lib/store_agent/node/object/directory_object.rb', line 112

def get_permissions(*) # :nodoc:
  super do
  end
end

#move(dest_path = nil) ⇒ Object 



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# File 'lib/store_agent/node/object/directory_object.rb', line 89

def move(dest_path = nil, *)
  super do
    dest_directory = build_dest_directory(dest_path)
    disk_usage = metadata.disk_usage
    file_count = directory_file_count
    FileUtils.mv(storage_object_path, dest_directory.storage_object_path)
    FileUtils.mv(metadata.base_path, dest_directory.metadata.base_path)
    FileUtils.mv(permission.base_path, dest_directory.permission.base_path)
    dest_directory.touch(recursive: true)
    dest_directory.parent_directory.metadata.update(disk_usage: disk_usage, directory_file_count: 1, tree_file_count: file_count + 1, recursive: true)
    parent_directory.metadata.update(disk_usage: -disk_usage, directory_file_count: -1, tree_file_count: -(file_count + 1), recursive: true)

    [storage_object_path, metadata.base_path, permission.base_path].each do |dir_path|
      workspace.version_manager.remove(dir_path, directory: true)
    end
  end
end

#read(revision: nil) ⇒ Object 



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# File 'lib/store_agent/node/object/directory_object.rb', line 38

def read(revision: nil)
  super do
    filenames =
      if revision.nil?
        current_children_filenames
      else
        workspace.version_manager.read(path: storage_object_path, revision: revision)
      end
    filenames - StoreAgent.reserved_filenames
  end
end

#set_permission(identifier: nil, permission_values: {}, recursive: false) ⇒ Object 



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# File 'lib/store_agent/node/object/directory_object.rb', line 127

def set_permission(identifier: nil, permission_values: {}, recursive: false)
  super do
    if recursive
      success, errors = call_for_children do |child|
        child.set_permission(identifier: identifier, permission_values: permission_values)
      end
    end
  end
end

#touch(recursive: false) ⇒ Object 



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# File 'lib/store_agent/node/object/directory_object.rb', line 68

def touch(*, recursive: false)
  super do
    FileUtils.touch("#{storage_object_path}.keep")
    workspace.version_manager.add("#{storage_object_path}.keep")
    if recursive
      success, errors = call_for_children do |child|
        child.touch(recursive: true)
      end
    end
  end
end

#tree_file_count ⇒ Object

ディレクトリ以下のツリー全体でのファイル数



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# File 'lib/store_agent/node/object/directory_object.rb', line 205

def tree_file_count
  metadata["tree_file_count"]
end

#unset_permission(identifier: nil, permission_names: [], recursive: false) ⇒ Object 



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# File 'lib/store_agent/node/object/directory_object.rb', line 137

def unset_permission(identifier: nil, permission_names: [], recursive: false)
  super do
    if recursive
      success, errors = call_for_children do |child|
        child.unset_permission(identifier: identifier, permission_names: permission_names)
      end
    end
  end
end

#update ⇒ Object 



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# File 'lib/store_agent/node/object/directory_object.rb', line 50

def update
  raise "cannot update directory"
end

#virtual(path) ⇒ Object

:nodoc:



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# File 'lib/store_agent/node/object/directory_object.rb', line 162

def virtual(path) # :nodoc:
  StoreAgent::Node::VirtualObject.new(workspace: workspace, path: namespaced_absolute_path(path))
end