def retrieve_from_magnet(url,
callback,
timeout=30.0,
max_connections=30.0):
"""
If the URL conforms to a magnet link, the .torrent info is
downloaded and converted into a TorrentDef. The resulting
TorrentDef is provided through CALLBACK.
Returns True when attempting to obtain the TorrentDef, in this
case CALLBACK will always be called. Otherwise False is
returned, in this case CALLBACK will not be called.
The thread making the callback should be used very briefly.
"""
assert isinstance(url, str), "URL has invalid type: %s" % type(url)
assert callable(callback), "CALLBACK must be callable"
def metainfo_retrieved(metadata):
tdef = TorrentDef.load_from_dict(metadata)
callback(tdef)
try:
magnet_link = MagnetLink(url, metainfo_retrieved, timeout,
max_connections)
return magnet_link.retrieve()
except Exception, e:
print >> sys.stderr, "Exception within magnet link"
print >> sys.stderr, e
return False
def retrieve_from_magnet(url, callback, timeout=30.0):
"""
If the URL conforms to a magnet link, the .torrent info is
downloaded and converted into a TorrentDef. The resulting
TorrentDef is provided through CALLBACK.
Returns True when attempting to obtain the TorrentDef, in this
case CALLBACK will always be called. Otherwise False is
returned, in this case CALLBACK will not be called.
The thread making the callback should be used very briefly.
"""
assert isinstance(url, str), "URL has invalid type: %s" % type(url)
assert callable(callback), "CALLBACK must be callable"
def metainfo_retrieved(metadata):
tdef = TorrentDef.load_from_dict(metadata)
callback(tdef)
try:
magnet_link = MagnetLink(url, metainfo_retrieved, timeout)
return magnet_link.retrieve()
except Exception, e:
print >> sys.stderr, "Exception within magnet link"
print >> sys.stderr, e
return False
def readTrackers(self, torrent):
torrent = self.readTorrent(torrent)
if not self.hasTrackers(torrent):
#try using magnet torrentcollecting url
sources = self.torrentdb.getTorrentCollecting(
torrent['torrent_id'])
for source, in sources:
if source.startswith('magnet'):
dn, xt, trs = MagnetLink.parse_url(source)
if len(trs) > 0:
if 'info' not in torrent:
torrent["info"] = {}
torrent["info"]["announce"] = trs[0]
torrent["info"]["announce-list"] = [trs]
break
if not self.hasTrackers(torrent):
#see if we have a TorrentTracker entry
trackers = self.torrentdb.getTracker(torrent['infohash'])
if trackers and len(trackers) > 0:
if 'info' not in torrent:
torrent["info"] = {}
torrent["info"]["announce"] = ''
for tracker, tier in trackers:
if tier == 0:
torrent["info"]["announce"] = tracker
else:
#tier 1 is actually first in announce-list
tier = max(tier - 1, 0)
if "announce-list" not in torrent['info']:
torrent['info']["announce-list"] = []
while len(torrent["info"]["announce-list"]) <= tier:
torrent['info']["announce-list"].append([])
torrent['info']["announce-list"][tier].append(tracker)
return torrent
def dbreadTrackers(self, torrent):
announce = announce_list = None
#try using magnet torrentcollecting url
sources = self.torrentdb.getTorrentCollecting(torrent['torrent_id'])
for source, in sources:
if source.startswith('magnet'):
dn, xt, trs = MagnetLink.parse_url(source)
if len(trs) > 0:
if 'info' not in torrent:
torrent["info"] = {}
announce = trs[0]
announce_list = [trs]
break
if not (announce or announce_list):
#see if we have a TorrentTracker entry
trackers = self.torrentdb.getTracker(torrent['infohash'])
if trackers and len(trackers) > 0:
announce_list = []
for tracker, tier in trackers:
if tier == 0:
announce = tracker
else:
#tier 1 is actually first in announce-list
tier = max(tier-1, 0)
while len(announce_list) <= tier:
announce_list.append([])
announce_list[tier].append(tracker)
if announce and announce_list:
if 'info' not in torrent:
torrent["info"] = {}
torrent["info"]["announce"] = announce
torrent['info']["announce-list"] = announce_list
return torrent
def readTrackers(self, torrent):
torrent = self.readTorrent(torrent)
if not self.hasTrackers(torrent):
#try using magnet torrentcollecting url
sources = self.torrentdb.getTorrentCollecting(torrent['torrent_id'])
for source, in sources:
if source.startswith('magnet'):
dn, xt, trs = MagnetLink.parse_url(source)
if len(trs) > 0:
if 'info' not in torrent:
torrent["info"] = {}
torrent["info"]["announce"] = trs[0]
torrent["info"]["announce-list"] = [trs]
break
if not self.hasTrackers(torrent):
#see if we have a TorrentTracker entry
trackers = self.torrentdb.getTracker(torrent['infohash'])
if trackers and len(trackers) > 0:
if 'info' not in torrent:
torrent["info"] = {}
torrent["info"]["announce"] = ''
for tracker, tier in trackers:
if tier == 0:
torrent["info"]["announce"] = tracker
else:
#tier 1 is actually first in announce-list
tier = max(tier-1, 0)
if "announce-list" not in torrent['info']:
torrent['info']["announce-list"] = []
while len(torrent["info"]["announce-list"]) <= tier:
torrent['info']["announce-list"].append([])
torrent['info']["announce-list"][tier].append(tracker)
return torrent
