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SickRage/sickbeard/showUpdater.py

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# Author: Nic Wolfe <nic@wolfeden.ca>
# URL: http://code.google.com/p/sickbeard/
#
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# This file is part of SickRage.
#
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# SickRage 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.
#
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# SickRage 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
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# along with SickRage. If not, see <http://www.gnu.org/licenses/>.
import datetime
import os
import sickbeard
from sickbeard import logger
from sickbeard import exceptions
from sickbeard import ui
from sickbeard.exceptions import ex
from sickbeard import encodingKludge as ek
from sickbeard import db
from sickbeard import network_timezones
from sickbeard import failed_history
class ShowUpdater():
def run(self, force=False):
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update_datetime = datetime.datetime.now()
update_date = update_datetime.date()
# refresh network timezones
network_timezones.update_network_dict()
# sure, why not?
if sickbeard.USE_FAILED_DOWNLOADS:
failed_history.trimHistory()
logger.log(u"Doing full update on all shows")
# clean out cache directory, remove everything > 12 hours old
if sickbeard.CACHE_DIR:
for indexer in sickbeard.indexerApi().indexers:
cache_dir = sickbeard.indexerApi(indexer).cache
logger.log(u"Trying to clean cache folder " + cache_dir)
# Does our cache_dir exists
if not ek.ek(os.path.isdir, cache_dir):
logger.log(u"Can't clean " + cache_dir + " if it doesn't exist", logger.WARNING)
else:
max_age = datetime.timedelta(hours=12)
# Get all our cache files
cache_files = ek.ek(os.listdir, cache_dir)
for cache_file in cache_files:
cache_file_path = ek.ek(os.path.join, cache_dir, cache_file)
if ek.ek(os.path.isfile, cache_file_path):
cache_file_modified = datetime.datetime.fromtimestamp(
ek.ek(os.path.getmtime, cache_file_path))
if update_datetime - cache_file_modified > max_age:
try:
ek.ek(os.remove, cache_file_path)
except OSError, e:
logger.log(u"Unable to clean " + cache_dir + ": " + repr(e) + " / " + str(e),
logger.WARNING)
break
# select 10 'Ended' tv_shows updated more than 90 days ago to include in this update
stale_should_update = []
stale_update_date = (update_date - datetime.timedelta(days=90)).toordinal()
# last_update_date <= 90 days, sorted ASC because dates are ordinal
myDB = db.DBConnection()
sql_result = myDB.select(
"SELECT indexer_id FROM tv_shows WHERE status = 'Ended' AND last_update_indexer <= ? ORDER BY last_update_indexer ASC LIMIT 10;",
[stale_update_date])
for cur_result in sql_result:
stale_should_update.append(int(cur_result['indexer_id']))
# start update process
piList = []
for curShow in sickbeard.showList:
try:
# if should_update returns True (not 'Ended') or show is selected stale 'Ended' then update, otherwise just refresh
if curShow.should_update(update_date=update_date) or curShow.indexerid in stale_should_update:
curQueueItem = sickbeard.showQueueScheduler.action.updateShow(curShow, True) # @UndefinedVariable
else:
logger.log(
u"Not updating episodes for show " + curShow.name + " because it's marked as ended and last/next episode is not within the grace period.",
logger.DEBUG)
curQueueItem = sickbeard.showQueueScheduler.action.refreshShow(curShow, True) # @UndefinedVariable
piList.append(curQueueItem)
except (exceptions.CantUpdateException, exceptions.CantRefreshException), e:
logger.log(u"Automatic update failed: " + ex(e), logger.ERROR)
ui.ProgressIndicators.setIndicator('dailyUpdate', ui.QueueProgressIndicator("Daily Update", piList))
logger.log(u"Completed full update on all shows")
def __del__(self):
pass