#! /usr/bin/python

__author__="bjschuma"
__date__ ="$Mar 13, 2010 4:19:39 PM$"

import variables
import event
global vars
global events
vars = variables.Vars()
events = event.Event()


from ct import path
from ct import opts

path.mkdir(vars.OCARINA)
opts.parse()
# Set verbose value
if opts.has("v") == True:
	vars.VERBOSE += opts.opts["v"]
if opts.has("verbose") == True:
	vars.VERBOSE += opts.opts["verbose"]


import gstreamer


def postConfig():
	from ct import tcp
	global vars
	lock = vars.LOCKFILE

	from ct.opts import args
	# Load a song if we were passed one on load
	space = ' '
	song = space.join(args)

	# Check if another instance already has the lock
	if path.exists(lock) == True:
		# Print a warning message, and tell where the lock file is so the user
		# can remove it if this message is in error
		print "Warning: an instance of Ocarina may already be running!"
		print "If this is not the case, remove the lock file located at:"
		print lock
		# Find the port of the other application
		fin = open(lock)
		port = int(fin.read())
		fin.close()
		try:
			# Try to send the song to the other application
			tcp.send(port,song)
			return -1
		except:
			print "Warning: I could not connect to port",port
			print "We will continue as if this is the only Ocarina"

	# Become a tcp server
	port = tcp.server()
	# Write the port to a file
	out = open(lock,'w')
	out.write( str(port)+"\n" )
	out.close()

	# Load a song if we were passed one on startup
	if path.exists(song) == True:
		from ct import call
		call.load(song)
		
	return 0

	

'''Attempt to read in a configuration file'''
def config():
	global vars
	from ct.call import pyfile
	config = "config.py"
	pyfile(path.join(vars.OCARINA,config))
	pyfile(config)
	if postConfig() != 0:
		import sys
		sys.exit()