#!/usr/bin/env python

#
# PE.PY Parse Encoders from a Services API response
#

from urllib2   import urlopen
from xml.etree import cElementTree as ET
import argparse, socket, subprocess

parser = argparse.ArgumentParser(description='Get Status of Backend Encoders.')

parser.add_argument('--host', type=str, required=True, metavar='<hostname>',
    help='backend hostname')

args = parser.parse_args()

URL='http://{}:6544/Dvr/GetEncoderList'.format(args.host)

try:
    response = ET.parse(urlopen(URL))
except:
    raise SystemExit('GetEncoderList failed, is the backend running?')

print '\n{:<15.15}{:<4.4}  {:<7.7} {} {} {}' \
    .format('Display Name', 'Id', 'State', 'Sched', 'Live', 'Title')

for element in response.findall('Encoders/Encoder'):
    print '{:>8.8}      {:>3.3}   {:>5.5}     {:^3.3}  {:^3.3}  {}'.format( \
    element.findtext('Inputs/Input/DisplayName'),
    element.findtext('Id'),
    element.findtext('State'),
    element.findtext('Inputs/Input/ScheduleOrder'),
    element.findtext('Inputs/Input/LiveTVOrder'),
    element.findtext('Recording/Title'))