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Multiple files prioritize first last.

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Now `set_prioritize_first_last()` sets the first 2% and the last 2% of the pieces of each file on a torrent at a high priority, ie, it no longer works on just single file torrents.
This commit is contained in:
Pedro Algarvio 2011-05-08 22:08:39 +01:00
parent 837c39fdda
commit 89b79c76a3
1 changed files with 20 additions and 8 deletions
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28
deluge/core/torrent.py
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@ -252,14 +252,26 @@ class Torrent(object):
def set_prioritize_first_last(self, prioritize):
self.options["prioritize_first_last_pieces"] = prioritize
if prioritize:
if self.handle.has_metadata():
if self.handle.get_torrent_info().num_files() == 1:
# We only do this if one file is in the torrent
priorities = [1] * self.handle.get_torrent_info().num_pieces()
priorities[0] = 7
priorities[-1] = 7
self.handle.prioritize_pieces(priorities)
if self.handle.has_metadata():
if self.options["compact_allocation"]:
log.debug("Setting first/last priority with compact "
"allocation does not work!")
return
paths = {}
ti = self.handle.get_torrent_info()
for n in range(ti.num_pieces()):
slices = ti.map_block(n, 0, ti.piece_size(n))
for slice in slices:
fe = ti.file_at(slice.file_index)
paths.setdefault(fe.path, []).append(n)
priorities = self.handle.piece_priorities()
for pieces in paths.itervalues():
two_percent = 2*100/len(pieces)
for piece in pieces[:two_percent]+pieces[-two_percent:]:
priorities[piece] = prioritize and 7 or 1
self.handle.prioritize_pieces(priorities)
def set_auto_managed(self, auto_managed):
self.options["auto_managed"] = auto_managed