Class: Savedatasync::Operator

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

Constant Summary collapse

Error = 
Class.new(StandardError)

Instance Method Summary collapse

Constructor Details

#initialize(title, force, remote_dir_path) ⇒ Operator

Returns a new instance of Operator.



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# File 'lib/savedatasync.rb', line 82

def initialize(title, force, remote_dir_path)
  @title = title
  @force = force
  @remote_dir_path = remote_dir_path
  title_dir_path = File.expand_path(@remote_dir_path + '/' + @title).encode("UTF-8")
  unless File.directory?(@remote_dir_path)
    raise Error.new("remote dir #{@remote_dir_path} does not exist")
  end
  FileUtils.mkdir(title_dir_path) unless File.exist?(title_dir_path)
end

Instance Method Details

#cut(local_path, remote_filename) ⇒ Object 



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# File 'lib/savedatasync.rb', line 151

def cut(local_path, remote_filename)
  remote_path = construct_remote_path(local_path, remote_filename)
  lstatus = local_status(local_path, remote_path)
  rstatus = remote_status(remote_path)
  unless lstatus == :valid_link && rstatus == :entity
    raise Error.new("cannot cut un-synced file")
  end
  FileUtils.rm_r(local_path)
  FileUtils.cp_r(remote_path, local_path)
  return true
end

#get(local_path, remote_filename) ⇒ Object 



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# File 'lib/savedatasync.rb', line 120

def get(local_path, remote_filename)
  remote_path = construct_remote_path(local_path, remote_filename)
  lstatus = local_status(local_path, remote_path)
  rstatus = remote_status(remote_path)
  case lstatus
  when :entity
    if rstatus == :empty
      raise Error.new("remote file '#{remote_path}' is empty")
    end
    unless @force
      raise Error.new("local file '#{local_path}' exists. use -f to force")
    end
    FileUtils.rm_rf(local_path)
    FileUtils.symlink(remote_path, local_path)
    return true
  when :empty
    if rstatus == :empty
      raise Error.new("remote file '#{remote_path}' is empty")
    end
    FileUtils.symlink(remote_path, local_path)
    return true
  when :valid_link
    if rstatus == :empty
      raise Error.new("local file '#{local_path}' is broken link. remove it to continue")
    end
    return true
  when :invalid_link
    raise Error.new("local file '#{local_path} is broken link. remove it to continue")
  end
end

#put(local_path, remote_filename) ⇒ Object 



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# File 'lib/savedatasync.rb', line 93

def put(local_path, remote_filename)
  remote_path = construct_remote_path(local_path, remote_filename)
  lstatus = local_status(local_path, remote_path)
  rstatus = remote_status(remote_path)
  case lstatus
  when :entity
    if rstatus == :entity
      unless @force
        raise Error.new("remote file '#{remote_path}' exists. use -f to force")
      end
      FileUtils.rm_r(remote_path)
    end
    FileUtils.mv(local_path, remote_path)
    FileUtils.symlink(remote_path, local_path)
    return true
  when :empty
    raise Error.new("local file '#{local_path}' is empty")
  when :valid_link
    if rstatus == :empty
      raise Error.new("local file '#{local_path}' is broken link. remove it to continue")
    end
    return true
  when :invalid_link
    raise Error.new("local file '#{local_path} is broken link. remove it to continue")
  end
end

#status(local_path, remote_filename) ⇒ Object 



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# File 'lib/savedatasync.rb', line 163

def status(local_path, remote_filename)
  remote_path = construct_remote_path(local_path, remote_filename)
  lstatus = local_status(local_path, remote_path)
  rstatus = remote_status(remote_path)
  STDERR.puts "[#{@title}] #{local_path} (#{lstatus}) <==> #{remote_path} (#{rstatus})"
  return true
end