mirror of
https://gitlab.com/SIGBUS/nyaa.git
synced 2024-11-01 00:35:59 +00:00
112 lines
3.2 KiB
Python
112 lines
3.2 KiB
Python
import os
|
|
import base64
|
|
import time
|
|
from urllib.parse import urlencode
|
|
from orderedset import OrderedSet
|
|
|
|
from nyaa import bencode
|
|
from nyaa import app
|
|
from nyaa import models
|
|
|
|
USED_TRACKERS = OrderedSet()
|
|
|
|
|
|
def read_trackers_from_file(file_object):
|
|
USED_TRACKERS.clear()
|
|
|
|
for line in file_object:
|
|
line = line.strip()
|
|
if line:
|
|
USED_TRACKERS.add(line)
|
|
return USED_TRACKERS
|
|
|
|
|
|
def read_trackers():
|
|
tracker_list_file = os.path.join(app.config['BASE_DIR'], 'trackers.txt')
|
|
|
|
if os.path.exists(tracker_list_file):
|
|
with open(tracker_list_file, 'r') as in_file:
|
|
return read_trackers_from_file(in_file)
|
|
|
|
|
|
def default_trackers():
|
|
if not USED_TRACKERS:
|
|
read_trackers()
|
|
return USED_TRACKERS[:]
|
|
|
|
|
|
def get_trackers(torrent):
|
|
trackers = OrderedSet()
|
|
|
|
# Our main one first
|
|
main_announce_url = app.config.get('MAIN_ANNOUNCE_URL')
|
|
if main_announce_url:
|
|
trackers.add(main_announce_url)
|
|
|
|
# then the user ones
|
|
torrent_trackers = torrent.trackers
|
|
for torrent_tracker in torrent_trackers:
|
|
trackers.add(torrent_tracker.tracker.uri)
|
|
|
|
# and finally our tracker list
|
|
trackers.update(default_trackers())
|
|
|
|
return list(trackers)
|
|
|
|
|
|
def create_magnet(torrent, max_trackers=5, trackers=None):
|
|
if trackers is None:
|
|
trackers = get_trackers(torrent)
|
|
|
|
magnet_parts = [
|
|
('dn', torrent.display_name)
|
|
]
|
|
for tracker in trackers[:max_trackers]:
|
|
magnet_parts.append(('tr', tracker))
|
|
|
|
b32_info_hash = base64.b32encode(torrent.info_hash).decode('utf-8')
|
|
return 'magnet:?xt=urn:btih:' + b32_info_hash + '&' + urlencode(magnet_parts)
|
|
|
|
|
|
def create_default_metadata_base(torrent, trackers=None):
|
|
if trackers is None:
|
|
trackers = get_trackers(torrent)
|
|
|
|
metadata_base = {
|
|
'created by': 'NyaaV2',
|
|
'creation date': int(time.time()),
|
|
'comment': 'NyaaV2 Torrent #' + str(torrent.id), # Throw the url here or something neat
|
|
# 'encoding' : 'UTF-8' # It's almost always UTF-8 and expected, but if it isn't...
|
|
}
|
|
|
|
if len(trackers) > 0:
|
|
metadata_base['announce'] = trackers[0]
|
|
if len(trackers) > 1:
|
|
# Yes, it's a list of lists with a single element inside.
|
|
metadata_base['announce-list'] = [[tracker] for tracker in trackers]
|
|
|
|
return metadata_base
|
|
|
|
|
|
def create_bencoded_torrent(torrent, metadata_base=None):
|
|
''' Creates a bencoded torrent metadata for a given torrent,
|
|
optionally using a given metadata_base dict (note: 'info' key will be
|
|
popped off the dict) '''
|
|
if metadata_base is None:
|
|
metadata_base = create_default_metadata_base(torrent)
|
|
|
|
metadata_base['encoding'] = torrent.encoding
|
|
|
|
# Make sure info doesn't exist on the base
|
|
metadata_base.pop('info', None)
|
|
prefixed_dict = {key: metadata_base[key] for key in metadata_base if key < 'info'}
|
|
suffixed_dict = {key: metadata_base[key] for key in metadata_base if key > 'info'}
|
|
|
|
prefix = bencode.encode(prefixed_dict)
|
|
suffix = bencode.encode(suffixed_dict)
|
|
|
|
bencoded_info = torrent.info.info_dict
|
|
bencoded_torrent = prefix[:-1] + b'4:info' + bencoded_info + b'e' + suffix[1:]
|
|
|
|
return bencoded_torrent
|