Class: DirCatBuild

Inherits:
Object
  • Object
show all
Defined in:
lib/dircat/cli/dircat_build.rb

Overview

Build a catalogue starting from a directory

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.run ⇒ Object 



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# File 'lib/dircat/cli/dircat_build.rb', line 12

def self.run
  self.new.parse_args( ARGV )
end

Instance Method Details

#parse_args(argv) ⇒ Object 



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# File 'lib/dircat/cli/dircat_build.rb', line 16

def parse_args( argv )
  options = { :verbose => true, :force => false }
  opts = OptionParser.new
  opts.banner << "Usage: dircat_build [options]\n"
  opts.banner << "\n"
  opts.banner << "Build a catalogue starting from a directory\n";
  opts.banner << "\n"

  opts.on("-h", "--help", "Print this message") do
    puts opts
    return
  end

  opts.on("-v", "--[no-]verbose", "Run verbosely") do |v|
    options[:verbose] = v
  end

  opts.on("-q", "--quiet", "quiet mode as --no-verbose") do |v|
    options[:verbose] = false
  end

  opts.on("-f", "--force", "force write on existent file") do |v|
    options[:force] = true
  end

  opts.on("-o [FILE]", "--output [FILE]",String) do |v|
    options[:output] = v
  end

  rest = opts.parse(argv)

  # p options
  # p ARGV

  if rest.length < 1
    puts "inserire il nome della directory di cui creare il catalogo"
    puts "-h to print help"
    return
  end

  dirname = rest[0]
  dirname = File.expand_path( dirname )
  if not FileTest.directory?(dirname)
    puts "directory "#{dirname} not exists or is not a directory"
    return 
  end

  #
  # option verbose
  #

  if options.has_key?(:verbose)
    if options[:verbose]
      $VERBOSE_LEVEL = 1
    end
  end

  #
  # option: output, force
  #
  output = $stdout
  if options.has_key?(:output)
    if options[:output]
      filename = options[:output]
    else
      filename = "cat_" + File.basename( dirname ) + "_" + Date.today.strftime("%Y%m%d") + ".yaml"
    end
    if File.exist?(filename) and not options[:force]
      puts "File #{filename} exists use --force or -f to overwrite"
      return
    end
    output = File.open(filename, "w")
  end

  start_datetime = DateTime.now
  s = DirCat.loadfromdir(dirname)
  end_datetime = DateTime.now

  # s.pr
  # f.puts s.to_yaml
  s.savetofile( output )

  if output != $stdout
    output.close
  end
  $stderr.puts s.report
  $stderr.puts "tempo: #{end_datetime - start_datetime}"
end