import os
import sys
from subprocess import Popen, PIPE, STDOUT

def create_user(username):
  print "* Checking for user "+username

  p = Popen('id '+username, shell=True, stdin=PIPE, stdout=PIPE, stderr=STDOUT, close_fds=True)
  output = p.stdout.read()

  if (output[0:3] != "uid"):
    # Make the pypo user
    print " * Creating user "+username
    os.system("adduser --system --quiet --group "+username)
  else:
    print "User already exists."
  #add pypo to audio group
  os.system("adduser " + username + " audio 1>/dev/null 2>&1")
  #add pypo to www-data group
  os.system("adduser " + username + " www-data 1>/dev/null 2>&1")
  #add pypo to pulse group
  os.system("adduser " + username + " pulse 1>/dev/null 2>&1")
  #add pypo to pulse-access group
  os.system("adduser " + username + " pulse-access 1>/dev/null 2>&1")


if __name__ == "__main__":
    if os.geteuid() != 0:
        print "Please run this as root."
        sys.exit(1)

    create_user("pypo")