SickGear/sickbeard/search_queue.py
adam d1687dd401 Change layout of Recent Search code
Change naming of SEARCHQUEUE threads for shorter log lines
Fix Recent Search running status on Manage Searches page
2015-03-12 15:31:35 +08:00

390 lines
14 KiB
Python

# Author: Nic Wolfe <nic@wolfeden.ca>
# URL: http://code.google.com/p/sickbeard/
#
# This file is part of SickGear.
#
# SickGear is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# SickGear is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with SickGear. If not, see <http://www.gnu.org/licenses/>.
from __future__ import with_statement
import time
import traceback
import threading
import datetime
import sickbeard
from sickbeard import db, logger, common, exceptions, helpers, network_timezones, generic_queue, search, \
failed_history, history, ui
from sickbeard.search import wantedEpisodes
search_queue_lock = threading.Lock()
BACKLOG_SEARCH = 10
RECENT_SEARCH = 20
FAILED_SEARCH = 30
MANUAL_SEARCH = 40
MANUAL_SEARCH_HISTORY = []
MANUAL_SEARCH_HISTORY_SIZE = 100
class SearchQueue(generic_queue.GenericQueue):
def __init__(self):
generic_queue.GenericQueue.__init__(self)
self.queue_name = "SEARCHQUEUE"
def is_in_queue(self, show, segment):
for cur_item in self.queue:
if isinstance(cur_item, BacklogQueueItem) and cur_item.show == show and cur_item.segment == segment:
return True
return False
def is_ep_in_queue(self, segment):
for cur_item in self.queue:
if isinstance(cur_item, (ManualSearchQueueItem, FailedQueueItem)) and cur_item.segment == segment:
return True
return False
def is_show_in_queue(self, show):
for cur_item in self.queue:
if isinstance(cur_item, (ManualSearchQueueItem, FailedQueueItem)) and cur_item.show.indexerid == show:
return True
return False
def get_all_ep_from_queue(self, show):
ep_obj_list = []
for cur_item in self.queue:
if isinstance(cur_item, (ManualSearchQueueItem, FailedQueueItem)) and str(cur_item.show.indexerid) == show:
ep_obj_list.append(cur_item)
if ep_obj_list:
return ep_obj_list
return False
def pause_backlog(self):
self.min_priority = generic_queue.QueuePriorities.HIGH
def unpause_backlog(self):
self.min_priority = 0
def is_backlog_paused(self):
# backlog priorities are NORMAL, this should be done properly somewhere
return self.min_priority >= generic_queue.QueuePriorities.NORMAL
def is_manualsearch_in_progress(self):
# Only referenced in webserve.py, only current running manualsearch or failedsearch is needed!!
if isinstance(self.currentItem, (ManualSearchQueueItem, FailedQueueItem)):
return True
return False
def is_backlog_in_progress(self):
for cur_item in self.queue + [self.currentItem]:
if isinstance(cur_item, BacklogQueueItem):
return True
return False
def is_recentsearch_in_progress(self):
for cur_item in self.queue + [self.currentItem]:
if isinstance(cur_item, RecentSearchQueueItem):
return True
return False
def queue_length(self):
length = {'backlog': 0, 'recent': 0, 'manual': 0, 'failed': 0}
for cur_item in self.queue:
if isinstance(cur_item, RecentSearchQueueItem):
length['recent'] += 1
elif isinstance(cur_item, BacklogQueueItem):
length['backlog'] += 1
elif isinstance(cur_item, ManualSearchQueueItem):
length['manual'] += 1
elif isinstance(cur_item, FailedQueueItem):
length['failed'] += 1
return length
def add_item(self, item):
if isinstance(item, RecentSearchQueueItem):
# recent searches
generic_queue.GenericQueue.add_item(self, item)
elif isinstance(item, BacklogQueueItem) and not self.is_in_queue(item.show, item.segment):
# backlog searches
generic_queue.GenericQueue.add_item(self, item)
elif isinstance(item, (ManualSearchQueueItem, FailedQueueItem)) and not self.is_ep_in_queue(item.segment):
# manual and failed searches
generic_queue.GenericQueue.add_item(self, item)
else:
logger.log(u"Not adding item, it's already in the queue", logger.DEBUG)
class RecentSearchQueueItem(generic_queue.QueueItem):
def __init__(self):
self.success = None
self.episodes = []
generic_queue.QueueItem.__init__(self, 'Recent Search', RECENT_SEARCH)
def run(self):
generic_queue.QueueItem.run(self)
self._change_missing_episodes()
self.update_providers()
show_list = sickbeard.showList
fromDate = datetime.date.fromordinal(1)
for curShow in show_list:
if curShow.paused:
continue
self.episodes.extend(wantedEpisodes(curShow, fromDate))
if not self.episodes:
logger.log(u'No search of cache for episodes required')
self.success = True
else:
logger.log(u'Found a total of %d episode(s) requiring searching' % len(self.episodes))
try:
logger.log(u'Beginning recent search for episodes')
foundResults = search.searchForNeededEpisodes(self.episodes)
if not len(foundResults):
logger.log(u'No needed episodes found')
else:
for result in foundResults:
# just use the first result for now
logger.log(u'Downloading ' + result.name + ' from ' + result.provider.name)
self.success = search.snatchEpisode(result)
# give the CPU a break
time.sleep(common.cpu_presets[sickbeard.CPU_PRESET])
except Exception:
logger.log(traceback.format_exc(), logger.DEBUG)
if self.success is None:
self.success = False
self.finish()
@staticmethod
def _change_missing_episodes():
if not network_timezones.network_dict:
network_timezones.update_network_dict()
if network_timezones.network_dict:
curDate = (datetime.date.today() + datetime.timedelta(days=1)).toordinal()
else:
curDate = (datetime.date.today() - datetime.timedelta(days=2)).toordinal()
curTime = datetime.datetime.now(network_timezones.sb_timezone)
myDB = db.DBConnection()
sqlResults = myDB.select('SELECT * FROM tv_episodes WHERE status = ? AND season > 0 AND airdate <= ?',
[common.UNAIRED, curDate])
sql_l = []
show = None
for sqlEp in sqlResults:
try:
if not show or int(sqlEp['showid']) != show.indexerid:
show = helpers.findCertainShow(sickbeard.showList, int(sqlEp['showid']))
# for when there is orphaned series in the database but not loaded into our showlist
if not show:
continue
except exceptions.MultipleShowObjectsException:
logger.log(u'ERROR: expected to find a single show matching ' + str(sqlEp['showid']))
continue
try:
end_time = network_timezones.parse_date_time(sqlEp['airdate'], show.airs, show.network) + datetime.timedelta(minutes=helpers.tryInt(show.runtime, 60))
# filter out any episodes that haven't aried yet
if end_time > curTime:
continue
except:
# if an error occured assume the episode hasn't aired yet
continue
ep = show.getEpisode(int(sqlEp['season']), int(sqlEp['episode']))
with ep.lock:
if ep.show.paused:
ep.status = common.SKIPPED
else:
ep.status = common.WANTED
sql_l.append(ep.get_sql())
else:
logger.log(u'No new released episodes found ...')
if len(sql_l) > 0:
myDB = db.DBConnection()
myDB.mass_action(sql_l)
@staticmethod
def update_providers():
origThreadName = threading.currentThread().name
threads = []
logger.log('Updating provider caches with recent upload data')
providers = [x for x in sickbeard.providers.sortedProviderList() if x.isActive() and x.enable_recentsearch]
for curProvider in providers:
# spawn separate threads for each provider so we don't need to wait for providers with slow network operation
threads.append(threading.Thread(target=curProvider.cache.updateCache, name=origThreadName +
' :: [' + curProvider.name + ']'))
# start the thread we just created
threads[-1].start()
# wait for all threads to finish
for t in threads:
t.join()
class ManualSearchQueueItem(generic_queue.QueueItem):
def __init__(self, show, segment):
generic_queue.QueueItem.__init__(self, 'Manual Search', MANUAL_SEARCH)
self.priority = generic_queue.QueuePriorities.HIGH
self.name = 'MANUAL-' + str(show.indexerid)
self.success = None
self.show = show
self.segment = segment
self.started = None
def run(self):
generic_queue.QueueItem.run(self)
try:
logger.log("Beginning manual search for: [" + self.segment.prettyName() + "]")
self.started = True
searchResult = search.searchProviders(self.show, [self.segment], True)
if searchResult:
# just use the first result for now
logger.log(u"Downloading " + searchResult[0].name + " from " + searchResult[0].provider.name)
self.success = search.snatchEpisode(searchResult[0])
# give the CPU a break
time.sleep(common.cpu_presets[sickbeard.CPU_PRESET])
else:
ui.notifications.message('No downloads were found',
"Couldn't find a download for <i>%s</i>" % self.segment.prettyName())
logger.log(u"Unable to find a download for: [" + self.segment.prettyName() + "]")
except Exception:
logger.log(traceback.format_exc(), logger.DEBUG)
### Keep a list with the 100 last executed searches
fifo(MANUAL_SEARCH_HISTORY, self, MANUAL_SEARCH_HISTORY_SIZE)
if self.success is None:
self.success = False
self.finish()
class BacklogQueueItem(generic_queue.QueueItem):
def __init__(self, show, segment):
generic_queue.QueueItem.__init__(self, 'Backlog', BACKLOG_SEARCH)
self.priority = generic_queue.QueuePriorities.LOW
self.name = 'BACKLOG-' + str(show.indexerid)
self.success = None
self.show = show
self.segment = segment
def run(self):
generic_queue.QueueItem.run(self)
try:
logger.log("Beginning backlog search for: [" + self.show.name + "]")
searchResult = search.searchProviders(self.show, self.segment, False)
if searchResult:
for result in searchResult:
# just use the first result for now
logger.log(u"Downloading " + result.name + " from " + result.provider.name)
search.snatchEpisode(result)
# give the CPU a break
time.sleep(common.cpu_presets[sickbeard.CPU_PRESET])
else:
logger.log(u"No needed episodes found during backlog search for: [" + self.show.name + "]")
except Exception:
logger.log(traceback.format_exc(), logger.DEBUG)
self.finish()
class FailedQueueItem(generic_queue.QueueItem):
def __init__(self, show, segment):
generic_queue.QueueItem.__init__(self, 'Retry', FAILED_SEARCH)
self.priority = generic_queue.QueuePriorities.HIGH
self.name = 'RETRY-' + str(show.indexerid)
self.show = show
self.segment = segment
self.success = None
self.started = None
def run(self):
generic_queue.QueueItem.run(self)
self.started = True
try:
for epObj in self.segment:
logger.log(u"Marking episode as bad: [" + epObj.prettyName() + "]")
failed_history.markFailed(epObj)
(release, provider) = failed_history.findRelease(epObj)
if release:
failed_history.logFailed(release)
history.logFailed(epObj, release, provider)
failed_history.revertEpisode(epObj)
logger.log("Beginning failed download search for: [" + epObj.prettyName() + "]")
searchResult = search.searchProviders(self.show, self.segment, True)
if searchResult:
for result in searchResult:
# just use the first result for now
logger.log(u"Downloading " + result.name + " from " + result.provider.name)
search.snatchEpisode(result)
# give the CPU a break
time.sleep(common.cpu_presets[sickbeard.CPU_PRESET])
else:
pass
#logger.log(u"No valid episode found to retry for: [" + self.segment.prettyName() + "]")
except Exception:
logger.log(traceback.format_exc(), logger.DEBUG)
### Keep a list with the 100 last executed searches
fifo(MANUAL_SEARCH_HISTORY, self, MANUAL_SEARCH_HISTORY_SIZE)
if self.success is None:
self.success = False
self.finish()
def fifo(myList, item, maxSize = 100):
if len(myList) >= maxSize:
myList.pop(0)
myList.append(item)