#!/usr/bin/python
#
# subscribe to a ProctoLogic server channel and receive data
# based on replyOSC.py by daniel holth and clinton mcchesney
#
# usage: receiveChannel.py PLhost PLport receiveport channel_address
#
# author: michael branton
#
# This script is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this script; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
#
# uses danny holth/clinton mcchesney OSC.py module to convert data into 
# OSC format http://galatea.stetson.edu/~ProctoLogic/


import socket
import struct
import math
import sys
import commProcto
from OSC import *

# check arg count
if len(sys.argv) < 4:
        print 'usage: receiveChannel.py PLhost PLport receiveport channel_address' 
        sys.exit(1)

# parse args
host    = sys.argv[1]
port    = int(sys.argv[2])
myport	= int(sys.argv[3])
address = sys.argv[4]

# build and send channel subscription message
message = OSCMessage()
message.setAddress(address)
s=commProcto.create(myport)
commProcto.send(s,host,port,message.getBinary())

# receive channel data
while 1:
	try:
		data, address = commProcto.receive(s)
		for datum in decodeOSC(data):
   			print datum

	except KeyboardInterrupt:
                print ' '
                print 'your channel session is now complete'
                print ' '
                sys.exit(0)