import socket
 
server = '127.0.0.1'
port = 6667
channel = '#lobby'
botnick = 'RawBot'

def join(chan):
   irc.send(bytes('JOIN :'+ chan +'\r\n', 'UTF-8'))

def logoff(msg):
   irc.send(bytes('QUIT :'+ msg +'\r\n', 'UTF-8'))


# Program begins
print('Connecting to ' + server + ':' + str(port) + '...')
print()

irc = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
irc.connect((server, port))

irc.send(bytes('NICK '+ botnick +'\n', 'UTF-8'))
irc.send(bytes('USER '+ botnick +' '+ botnick +' '+ botnick +' :Python IRC bot\r\n', 'UTF-8'))

join(channel)


while True:
   data = str(irc.recv(4096))
   
   if data == "b''": # Detect connection loss
      break
   
   data = data[2:len(data) - 5].split('\\r\\n:')

   for i in data:
      print(i)

      if i.startswith('PING'): # Respond to server pings
         irc.send(bytes('PONG ' + i.split() [ 1 ] + '\r\n', 'UTF-8'))

      # Auto-Rejoin when kicked
      if i.find('KICK #') == i.find(' ') + 1:
         source = i[i.find('#'):len(i)]
         source = source[0:source.find(' ')]
         irc.send(bytes('JOIN '+ source +'\r\n', 'UTF-8'))

      # Shutdown command
      if i.lower().find('!quit') != -1:
         logoff('Shutdown')


# End of program
print()
print('Connection terminated.')