ruby ftp list all files

ruby-ftp-get-all-files.rb

require 'net/ftp'
 
def scan(ftp, dir)
  ftp.chdir(dir)
  puts ftp.pwd + "/."
  entries = ftp.list('*')
  entries.each do |entry|
    if entry.split(/\s+/)[0][0,1] == "d" then
      scan(ftp, entry.split.last)
    else
      puts ftp.pwd + "/" + entry.split.last
    end
  end
  # Since we dipped down a level to scan this directory, lets go back to the parent so we can scan the next directory.
  ftp.chdir('..')
end
 
# Determine if the user is asking for help.
helpArgs = ["h", "-h", "/h", "?", "-?", "/?"]
if helpArgs.index(ARGV[0]) != nil || ARGV.length == 0 then
  puts <<-eos
    FTPSCAN:
    This script recursively scans an ftp directory and returns a list of all the files and directories contained therein.
 
    USAGE:
    ruby ftpscan.rb [ftpserver] [username] [password]
 
    EXAMPLE:
    ruby ftpscan.rb ftp.example.com trey treypass
  eos
else
  server, user, pass = ARGV
  ftp = Net::FTP.new(server)
  ftp.login(user, pass)
  scan(ftp, 'http')
  ftp.close
end


# thanks for ref:http://zurb.com/forrst/posts/Ruby_Code_to_Recursively_Scan_an_FTP_Site-gSZ