stream2vlc.py

from urllib2 import urlopen
import json
from sys import argv, exit

def getswfaddr(channelname):
  return urlopen("http://www.justin.tv/widgets/live_embed_player.swf?channel=" + channelname).geturl().split("&userAgent")[0]

def getstreaminfo(channelname):
  data = json.loads(urlopen("http://usher.justin.tv/find/%s.json?type=any" % channelname.lower()).read())
  newd = {}
  for i in data:
    newd[i['display']] = i
  return newd

def buildcmdline(channelname, data, quality="360p"):
  data = data[quality]
  if not "live-cdn" in data["connect"] and not "justintvlivefs" in data["connect"]:
    justinlegacyparams = '-j "%s"' % data["token"].replace('"', r'\"')
  else:
    justinlegacyparams = ""
  out = '-r "%s/%s" %s --swfVfy "%s" -v -o -' % (data["connect"], data["play"], justinlegacyparams, getswfaddr(channelname))
  return out

def main():
  if len(argv) < 2:
    print "Usage: %s channelname [quality]"
    exit(2)
  if len(argv) > 2:
    quality = argv[2]
  else:
    quality = "360p"
  channelname = argv[1]
  data = getstreaminfo(channelname)
  print buildcmdline(channelname, data, quality=quality)

if __name__ == "__main__":
  main()