Module: DirArchiver

Defined in:
lib/dir_archiver/version.rb,
lib/dir_archiver/opt_parser.rb,
lib/dir_archiver/dir_archiver.rb

Defined Under Namespace

Classes: OptParser

Constant Summary collapse

VERSION = 
'0.1.4'

Class Method Summary collapse

Class Method Details

.archive(input_dir = '.', depth = 1, separator = "__", output_dir = ".", commit = false) ⇒ Object

Compress all directories with a given depth from the starting directory



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# File 'lib/dir_archiver/dir_archiver.rb', line 11

def archive(input_dir = '.', depth = 1, separator = "__", output_dir = ".", commit = false)
  input_path  = File.expand_path(input_dir)
  output_path = File.expand_path(output_dir)

  return unless File.exists?(input_path) && File.directory?(input_path)

  # Create one if the output directory is not exist!
  FileUtils.mkdir_p(output_path) unless File.exists?(output_path) && File.directory?(output_path)

  # Get the result from the result of `find` command
  result = `find '#{input_path}' -type d -depth #{depth}`
  return if result && result.empty?

  files = result.split("\n").map { |i| i.gsub(input_path, ".") }

  puts "DRY-RUN ONLY : No action taken!"  unless commit

  files.each_with_index do |path, index|
    # Strip off the [".", "path", "to", "dir"]
    dirs = path.split(File::SEPARATOR).drop(1)
    puts "Process #{index+1} of #{files.size} : #{path}"

    output_name = "#{[output_path, File::SEPARATOR, dirs.join(separator)].join('')}.tar.gz"

    # Note: just in case!, maybe don't need this one just use
    Dir.chdir(input_path)

    if commit
      puts "tar zcvf '#{output_name}' #{path}"
      # Perform the actual compress here!
      `tar zcvf '#{output_name}' #{path} 2> /dev/null`
    else
      puts "tar zcvf '#{output_name}' #{path} (dry-run)"
    end
  end
end