python-oxlib/oxutils/bt.py
2008-04-27 18:54:37 +02:00

53 lines
1.6 KiB
Python

# -*- coding: utf-8 -*-
# Written 2007 by j@mailb.org
from threading import Event
import sha
from os import stat
from BitTornado.BT1.makemetafile import make_meta_file
from BitTornado.bencode import bencode, bdecode
def createTorrent(file, url, params = {}, flag = Event(),
progress = lambda x: None, progress_percent = 1):
"Creates a torrent for a given file, using url as tracker url"
return make_meta_file(file, url, params, flag, progress, progress_percent)
def getInfoHash(torrentFile):
"Returns Torrent Info Hash from torrent file"
metainfo_file = open(torrentFile, 'rb')
metainfo = bdecode(metainfo_file.read())
info = metainfo['info']
return sha.sha(bencode(info)).hexdigest().upper()
def getTorrentInfo(torrentFile):
"Returns Torrent Info from torrent file"
tinfo = {}
metainfo_file = open(torrentFile, 'rb')
metainfo = bdecode(metainfo_file.read())
metainfo_file.close()
info = metainfo['info']
piece_length = info['piece length']
if info.has_key('length'):
# let's assume we just have one file
file_length = info['length']
else:
# let's assume we have a directory structure
file_length = 0;
for file in info['files']:
path = ''
for item in file['path']:
if (path != ''):
path = path + "/"
path = path + item
file_length += file['length']
tinfo['size'] = file_length
tinfo['hash'] = sha.sha(bencode(info)).hexdigest()
tinfo['timestamp'] = stat(torrentFile).st_ctime
return tinfo
def getTorrentSize(torrentFile):
"Returns Size of files in torrent file in bytes"
return getTorrentInfo(torrentFile)['size']