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deluge
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Preserve order when moving multiple torrents in the queue

This commit is contained in:
John Garland 2012-03-10 23:57:15 +11:00
parent 3528549430
commit b9030dfb8b
1 changed files with 34 additions and 16 deletions
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38
deluge/core/core.py
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@ -706,7 +706,8 @@ class Core(component.Component):
@export
def queue_top(self, torrent_ids):
log.debug("Attempting to queue %s to top", torrent_ids)
for torrent_id in torrent_ids:
# torrent_ids must be sorted in reverse before moving to preserve order
for torrent_id in sorted(torrent_ids, key=self.torrentmanager.get_queue_position, reverse=True):
try:
# If the queue method returns True, then we should emit a signal
if self.torrentmanager.queue_top(torrent_id):
@ -717,31 +718,48 @@ class Core(component.Component):
@export
def queue_up(self, torrent_ids):
log.debug("Attempting to queue %s to up", torrent_ids)
torrents = ((self.torrentmanager.get_queue_position(torrent_id), torrent_id) for torrent_id in torrent_ids)
torrent_moved = True
prev_queue_position = None
#torrent_ids must be sorted before moving.
for torrent_id in sorted(torrent_ids, key=self.torrentmanager.get_queue_position):
for queue_position, torrent_id in sorted(torrents):
# Move the torrent if and only if there is space (by not moving it we preserve the order)
if torrent_moved or queue_position - prev_queue_position > 1:
try:
# If the queue method returns True, then we should emit a signal
if self.torrentmanager.queue_up(torrent_id):
component.get("EventManager").emit(TorrentQueueChangedEvent())
torrent_moved = self.torrentmanager.queue_up(torrent_id)
except KeyError:
log.warning("torrent_id: %s does not exist in the queue", torrent_id)
# If the torrent moved, then we should emit a signal
if torrent_moved:
component.get("EventManager").emit(TorrentQueueChangedEvent())
else:
prev_queue_position = queue_position
@export
def queue_down(self, torrent_ids):
log.debug("Attempting to queue %s to down", torrent_ids)
torrents = ((self.torrentmanager.get_queue_position(torrent_id), torrent_id) for torrent_id in torrent_ids)
torrent_moved = True
prev_queue_position = None
#torrent_ids must be sorted before moving.
for torrent_id in sorted(torrent_ids, key=self.torrentmanager.get_queue_position, reverse=True):
for queue_position, torrent_id in sorted(torrents, reverse=True):
# Move the torrent if and only if there is space (by not moving it we preserve the order)
if torrent_moved or prev_queue_position - queue_position > 1:
try:
# If the queue method returns True, then we should emit a signal
if self.torrentmanager.queue_down(torrent_id):
component.get("EventManager").emit(TorrentQueueChangedEvent())
torrent_moved = self.torrentmanager.queue_down(torrent_id)
except KeyError:
log.warning("torrent_id: %s does not exist in the queue", torrent_id)
# If the torrent moved, then we should emit a signal
if torrent_moved:
component.get("EventManager").emit(TorrentQueueChangedEvent())
else:
prev_queue_position = queue_position
@export
def queue_bottom(self, torrent_ids):
log.debug("Attempting to queue %s to bottom", torrent_ids)
for torrent_id in torrent_ids:
# torrent_ids must be sorted before moving to preserve order
for torrent_id in sorted(torrent_ids, key=self.torrentmanager.get_queue_position):
try:
# If the queue method returns True, then we should emit a signal
if self.torrentmanager.queue_bottom(torrent_id):