screen_uploader.rb

require 'net/ftp'
require 'fileutils'
require 'clipboard'
require 'bitly'
require 'rubyfish'

class String
  def fix
    gsub(/\\/, ?/).force_encoding('iso-8859-1').encode('utf-8')
  end

  def last_file
    files = Dir["#{self}/**/*"].sort { |a, b| File.ctime(a) <=> File.ctime(b) }
    files.select { |f| f =~ /.\.(png|bmp|jpeg|jpg|gif|tiff)$/i }.last
  end

  def minify
    Bitly.use_api_version_3
    Bitly.new('o_4iijurejqj', 'R_1aceafb936a5c248937a73dc8d522007').shorten(self).short_url
  end

  def to_screenshot
    return self unless self.start_with? 'Cattura di schermata'
    name = File.basename self
    File.join File.dirname(self), "Screenshot_#{name.scan(/\d/).join.to_i}.#{name.split(?.).last}"
  end

  def ensure(ary)
    ary.min { |a, b| a.difference(self) <=> b.difference(self) }
  end

  def difference(str)
    RubyFish::Hamming.distance self, str
  end
end

module Net
class FTP
  def makepasv
    parse229 sendcmd('EPSV')
  end 
end
end

config = {
  :host    => 'HOST',
  :user    => 'USER',
  :pass    => 'PASSWORD',
  :basedir => '/images',
  :dir     => '/giovannicapuano/htdocs/screenshotto/public/images',
  :local   => 'D:\Users\Giovanni\Pictures\Screenshots',
  :url     => 'http://screenshotto.giovannicapuano.net',
  :default => 'Random'
}

folders = Net::FTP.open(config[:host], config[:user], config[:pass]) { |ftp|
  ftp.chdir config[:dir]
  ftp.nlst
}

if ARGV.any? && ARGV.first == '-h'
  abort "<screen.rb> [input] [folder]\nIf empty, it takes the last screenshot and 'Random'." if ARGV.any? && ARGV.first == '-h'
elsif ARGV.any? && ARGV.first == '-l'
  abort folders.join ', '
end

file = ARGV.any? ? ARGV.shift.fix : config[:local].fix.last_file

folder = ARGV.pop
folder = folder ? folder.ensure(folders) : config[:default]
abort 'No valid folder found.' unless folder

(ARGV.map { |f| f.fix } << file).each { |f|
  path = "#{folder}/#{File.basename f}".to_screenshot

  Net::FTP.open(config[:host], config[:user], config[:pass]) { |ftp|
    puts "Uploading in #{folder}..."
    
    ftp.passive = true
    ftp.putbinaryfile File.new(f), "#{config[:dir]}/#{path}"
    ftp.sendcmd       "SITE CHMOD 0644 #{config[:dir]}/#{path}"

    url     = "#{config[:url]}/#{config[:basedir]}/#{path}"
    miniurl = url.minify

    Clipboard.copy miniurl
    puts           "URL:          #{url    }"
    puts           "Minified URL: #{miniurl}"
    puts
  }
}