SickGear/sickbeard/name_cache.py
Prinz23 39b162419c Change editshow saving empty scene exceptions.
Change replace invalid scene exceptions table season column with -1.
Fix already saved invalid scene_exceptions.
2017-07-12 12:54:18 +01:00

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3.7 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/>.
import threading
import sickbeard
from sickbeard import db
from sickbeard.helpers import tryInt
nameCache = {}
nameCacheLock = threading.Lock()
def addNameToCache(name, indexer_id=0, season=-1):
"""Adds the show & tvdb id to the namecache
:param name: the show name to cache
:param indexer_id: the TVDB and TVRAGE id that this show should be cached with (can be None/0 for unknown)
:param season: the season the the name exception belongs to. -1 for generic exception
"""
global nameCache
# standardize the name we're using to account for small differences in providers
name = sickbeard.helpers.full_sanitizeSceneName(name)
if name not in nameCache:
nameCache[name] = [int(indexer_id), season]
def retrieveNameFromCache(name):
"""Looks up the given name in the name cache
:param name: The show name to look up.
:return: the TVDB and TVRAGE id that resulted from the cache lookup or None if the show wasn't found in the cache
"""
global nameCache
name = sickbeard.helpers.full_sanitizeSceneName(name)
if name in nameCache:
return int(nameCache[name][0])
def buildNameCache(show=None):
"""Adds all new name exceptions to the namecache memory and flushes any removed name exceptions
:param show (optional): Only update namecache for this show object
"""
global nameCache
with nameCacheLock:
if show:
# search for only the requested show id and flush old show entries from namecache
indexer_ids = [show.indexerid]
nameCache = dict((k, v) for k, v in nameCache.items() if v != show.indexerid)
# add standard indexer name to namecache
nameCache[sickbeard.helpers.full_sanitizeSceneName(show.name)] = [show.indexerid, -1]
else:
# generate list of indexer ids to look up in cache.db
indexer_ids = [x.indexerid for x in sickbeard.showList if x]
# add all standard show indexer names to namecache
nameCache = dict(
(sickbeard.helpers.full_sanitizeSceneName(x.name), [x.indexerid, -1]) for x in sickbeard.showList if x)
cacheDB = db.DBConnection()
cache_results = cacheDB.select(
'SELECT show_name, indexer_id, season FROM scene_exceptions WHERE indexer_id IN (%s)' % ','.join(
['?'] * len(indexer_ids)), indexer_ids)
if cache_results:
for cache_result in cache_results:
indexer_id = int(cache_result['indexer_id'])
season = tryInt(cache_result['season'], -1)
name = sickbeard.helpers.full_sanitizeSceneName(cache_result['show_name'])
nameCache[name] = [indexer_id, season]
def remove_from_namecache(indexer_id):
"""Deletes all entries from the namecache for a particular show
:param indexer_id: tvdbid or rageid to be removed from the namecache
"""
global nameCache
if nameCache:
nameCache = dict((k, v) for k, v in nameCache.items() if v != indexer_id)