from xml.dom.minidom import parse
from urllib import urlopen, urlretrieve
from sys import argv
from re import compile, I
from os.path import exists, basename
from os import symlink, getcwd
from time import strftime

LINK_DIR = "/home/hddfsdk/Desktop"
patterns = [compile(p.strip(), I) for p in open(argv[2]) if p[0] != '#']
rss = parse(urlopen(argv[1]))

def child(no, na):
	return no.getElementsByTagName(na)[0].firstChild.data

for i in rss.getElementsByTagName("item"):
	url = child(i, "link")
	hashed_file = "%d.torrent" % url.__hash__()
	fancy_path = "%s/%s" % (LINK_DIR, basename(url)[:basename(url).rfind("?")])
	if not exists(hashed_file):
		for p in patterns:
			if p.search(child(i, "title")):
				print "%s: Downloading %s.torrent..." % \
					(strftime("%a, %d %b %Y %H:%M:%S"), child(i, "title")),
				urlretrieve(child(i, "link"), hashed_file)
				symlink("%s/%s" % (getcwd(), hashed_file), fancy_path)
				print "done"
				break