# If needed set the proxy address
#import os
#os.environ['http_proxy'] = 'http://[proxy_host]:[proxy_port]/'

# Definations for eval()
false = 0
true = 1

import urllib

# To remove the comments in the response buffer
import re
cpp_pat = re.compile('(/\*.*?\*/)|(".*?")', re.S)
def subfunc(match):
  if match.group(2):
    return match.group(2)
  else:
    return ''

def getAddress(address):
  encaddress = urllib.urlencode({'b': address})
  url = 'http://local.live.com/search.ashx?%s' % encaddress
  sock = urllib.urlopen(url)
  resp = cpp_pat.sub(subfunc, sock.read())
  sock.close()
  lines = resp.split(';')
  for instruction in lines:
    if instruction.find('VE_Scratchpad.AddLocation') > -1:
      break
  locationstr = instruction.replace('VE_Scratchpad.AddLocation', '')
  (infostr, lat, lon, pad) = eval(locationstr)
  return (infostr, lat, lon)

def getDirections(start, end):
  encaddress = urllib.urlencode({'start': start, 'end': end})
  url = 'http://local.live.com/directions.ashx?%s' % encaddress
  sock = urllib.urlopen(url)
  resp = cpp_pat.sub(subfunc, sock.read())
  sock.close()
  if resp.find('Disambiguate') > -1:
    ambiguousstr = resp.replace('VE_Directions.Disambiguate', '').replace('new VE_Location', '')[:-1]
    (end, [suggestion]) = eval(ambiguousstr)
    return (0, (suggestion[0], end))
  directionstr = resp.replace('VE_Directions.Populate', '').replace('new VE_RouteInstruction', '').replace('new Msn.VE.LatLong', '').replace('new Msn.VE.LineRegion', '')[:-1]
  (p1info, p1coord, p2info, p2coord, dirsteps, points, levels, totaldistance, units, unknown1, totaltime, viewport, lineregions, levelzooms) = eval(directionstr)
  return (1, (p1info, p1coord, p2info, p2coord, dirsteps))

def locateMe():
  url = 'http://local.live.com/WiFiIPService/locate.ashx'
  sock = urllib.urlopen(url)
  resp = cpp_pat.sub(subfunc, sock.read())
  sock.close()
  lines = resp.split(';')
  for instruction in lines:
    if instruction.find('SetAutoLocateViewport') > -1:
      break
  locationstr = instruction.replace('SetAutoLocateViewport', '')
  if locationstr == '': raise SyntaxError('VE could not find your location')
  (lat, lon, zoomradius, unknown, message) = eval(locationstr)
  return (lat, lon, zoomradius)

if __name__ == "__main__":
  result = getAddress('12278 scripps summit dr san diego ca')
  print result
  (status, result) = getDirections('1245 morning view dr escondido ca', '15016 avenida venusto san diego ca')
  while status == 0:
    prompt = 'Did you mean "' + result[0] + '" for ' + result[1] + '?'
    resp = raw_input(prompt)
    if resp == 'y':
      (status, result) = getDirections('1245 morning view dr escondido ca', result[0])
  print result
  result = locateMe()
  print result