#!/usr/bin/env python2

# This script will configure the myth db to use tmdb3.py

from socket import gethostname
from MythTV import MythDB
mythdb = MythDB()
localhostname = gethostname()
import sys, os

# Function to set db setting.  This setting is set in mythtv-setup.
def dbSettingChange():
    if mythdb.settings.NULL.MovieGrabber == u'metadata/Movie/tmdb3.py':
        print 'The MythTV database setting MovieGrabber is already set to tmdb3.py.'
    else:
        mythdb.settings.NULL.MovieGrabber = u'metadata/Movie/tmdb3.py'
        print 'The MythTV database setting MovieGrabber has been updated to tmdb3.py'
    try:
        os.remove("/home/mythtv/.mythtv/pytmdb3.cache")
        print 'tmdb3 cache at /home/mythtv/.mythtv/pytmdb3.cache removed.'
    except OSError:
        print "tmdb3 cache at /home/mythtv/.mythtv/pytmdb3.cache doesn't exist."
        pass
    return

#taken from systemconfig.py
#this is how you populate the dict
systemconfig = {}
file_name = "/etc/systemconfig"
try:
    config_file = open(file_name)
except:
    print file_name + ' could not be opened'
    sys.exit(1)

for line in config_file:
    line = line.strip()
    if line and line[0] is not "#" and line[-1] is not "=":
        var, val = line.rsplit("=", 1)
        val = val.strip('"')
        systemconfig[var.strip()] = val.strip()

#this is how you reference a value from mv_hostype.py
if (systemconfig.get("SystemType") == "Standalone"):
    dbSettingChange()
elif systemconfig.get("SystemType") == "Master_backend":
    dbSettingChange()