#!/usr/bin/python

import os
import re
import sys
import urllib

url = 'http://www.weather.com/weather/today/%s'

re_tmp = re.compile('realTemp: "(\d+)"')
re_hum = re.compile('relativeHumidity: "(\d+)"')
re_loc = re.compile('locName: "([\w ]+)"')

#code = sys.argv[0][(sys.argv[0].rfind('_') + 1):]
code = os.environ.get('code', sys.argv[0][(sys.argv[0].rfind('_') + 1):])

if code == None: sys.exit(1)

if len(sys.argv) == 2 and sys.argv[1] == "autoconf":
	print "yes"
elif len(sys.argv) == 2 and sys.argv[1] == "config":
	u = urllib.urlopen(url % code)
	txt = u.read()
	u.close()

	LOC_list = re_loc.findall(txt)
	
	if len(LOC_list):
		LOC = LOC_list[0]
	else:
		LOC = "Unknown"

	print 'graph_title Weather in %s' % LOC
	print 'graph_vlabel Temperature and Humidity'
	print 'graph_category sensors'

	print 'temperature.label Temperature'
	print 'humidity.label Humidity'

	print 'graph_args --base 1000 -l 0'
else:
	u = urllib.urlopen(url % code)
	txt = u.read()
	u.close()

	TMP_F_list = re_tmp.findall(txt)
	HUM_list = re_hum.findall(txt)

	if len(HUM_list):
		HUM = HUM_list[0]
	else:
		sys.exit(1)

	if len(TMP_F_list):
		TMP_F = TMP_F_list[0]
		TMP_C = (int(TMP_F) - 32) * 5/9
	else:
		sys.exit(1)

	print 'temperature.value %s' % TMP_C
	print 'humidity.value %s' % HUM
