show image on iTerm

gistfile1.rb

def main
  url = ARGV.shift
  filename = '/tmp/image_on_iterm'
  system('curl %s > %s 2>/dev/null' % [url, filename])
  command =<<CMD % filename
osascript -e "
tell application \\"iTerm\\"
  tell the first terminal
    tell the last session
      set background image path to \\"%s\\"
    end tell
  end tell
end tell
" 2>/dev/null
CMD
  system(command)
end

main