Turn down MPD when the Avaya phone system detects a call

volume.py

#!/usr/bin/python
import re
import os
import time
import mpdclient

SERVER = '192.168.1.7'

re_ = re.compile(r'''CALL: [^ ]+ State=. Cut=. Music=... Aend="([^"]+)" [^ ]+ Bend="([^"]+)" (.*) CalledNum=([^ ]+) [^ ]+ CallingNum= ?([^ ]+)''')

upstairs = ['150', '170', '171', '172', '152', '225', '228', '280', '287', '285', '221', '223', '283', '291', '286', '292', '226']

highgain = 80
lowgain = 60

upcount = 0

def up():
	c = mpdclient.MpdController(SERVER, 6600)
	c.volume(highgain)
	print "Volume Up"

def down():
	c = mpdclient.MpdController(SERVER, 6600)
	c.volume(lowgain)
	print "Volume Down"

def next():
	c = mpdclient.MpdController(SERVER, 6600)
	c.next()
	print "Next"

def prev():
	c = mpdclient.MpdController(SERVER, 6600)
	c.prev()
	print "Prev"

def pause():
	c = mpdclient.MpdController(SERVER, 6600)
	c.pause()
	print "Pause"

ison = False
pausecount = 0
playcount = 0
nextcount = 0

pausepress = prevpress = nextpress = False

down()

while 1:
	pausepress2 = prevpress2 = nextpress2 = False
	z = open('cs02').read()
	ilist = re_.findall(z)
	onnow = False
	for item in ilist:
		if(item[3] == '000'):
			pausepress2 = True
		if(item[3] == '004'):
			prevpress2 = True
		if(item[3] == '006'):
			nextpress2 = True
		if(item[3] == '000') and not pausepress:
			pause()
			pausepress = True
		if(item[3] == '004') and not prevpress:
			prev()
			prevpress = True
		if(item[3] == '006') and not nextpress:
			next()
			nextpress = True
		if pausepress2 or nextpress2 or prevpress2: continue
		if (item[3] in upstairs) or (item[4] in upstairs):
			onnow = True
	if not pausepress2: pausepress = False
	if not nextpress2: nextpress = False
	if not prevpress2: prevpress = False
	try:
		if onnow and not ison:
			ison = True
			upcount = 0
			down()
		if (not onnow) and ison:
			ison = False
		if not ison:
			upcount = upcount + 1
		if upcount == 2:
			up()
	except:
		pass
	time.sleep(1)