polar_ftp

#!/usr/bin/env ruby
# List content and download files through USB connection
require "#{File.dirname(__FILE__)}/lib/polar_ftp"

def usage
  puts "Usage:"
  puts "  #{__FILE__} DIR <directory>"
  puts "  #{__FILE__} GET <file> [<output_file>]"
  puts "  #{__FILE__} MKDIR <directory>"
  puts "  #{__FILE__} PUT <source_file> <remote_path>"
  puts "  #{__FILE__} DEL <file>"
  puts "  #{__FILE__} SYNC [<output_dir>]"
end

polar_ftp = PolarFtp.new

case (ARGV[0] || '').upcase
when 'DIR'
  # Directory listing
  remote_dir = ARGV[1]
  unless remote_dir
    usage
    exit -2
  end

  if content = polar_ftp.dir(remote_dir)
    content.entries.each do |e|
        if e.name[-1..-1] == '/'
          # sub directory
          puts "   #{e.name}"
        else
          # file
          puts "   #{"%-16s" % e.name}#{"%10i" % e.size}"
        end
      end
  end

when 'GET'
  # File download
  remote_file = ARGV[1]
  unless remote_file
    usage
    exit -2
  end

  polar_ftp.get(remote_file, ARGV[2])

when 'SYNC'
  polar_ftp.sync(ARGV[1])

when 'DEL'
  # Entry remove
    remote_path = ARGV[1]
  unless remote_path
    usage
    exit -2
  end
  
  polar_ftp.del(remote_path)
  
when 'MKDIR'
  # Directory create
    remote_dir = ARGV[1]
  unless remote_dir
    usage
    exit -2
  end
  
  polar_ftp.put(remote_dir)
  
when 'PUT'
  # File put
    source_file = ARGV[1]
    remote_path = ARGV[2]
  unless source_file && remote_path
    usage
    exit -2
  end
  
  polar_ftp.put_file(source_file, remote_path)

else
  usage
  exit -2
end