128 lines
4.5 KiB
Python
128 lines
4.5 KiB
Python
# Author: Nic Wolfe <nic@wolfeden.ca>
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# URL: http://code.google.com/p/sickbeard/
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#
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# This file is part of SickRage.
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#
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# SickRage is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# SickRage is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# 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/>.
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import threading
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import sickbeard
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from sickbeard import db
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from sickbeard import logger
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nameCache = {}
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nameCacheLock = threading.Lock()
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def addNameToCache(name, indexer_id=0):
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"""
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Adds the show & tvdb id to the scene_names table in cache.db.
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name: The show name to cache
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indexer_id: the TVDB and TVRAGE id that this show should be cached with (can be None/0 for unknown)
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"""
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global nameCache
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cacheDB = db.DBConnection('cache.db')
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# standardize the name we're using to account for small differences in providers
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name = sickbeard.helpers.full_sanitizeSceneName(name)
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if name not in nameCache:
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nameCache[name] = int(indexer_id)
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cacheDB.action("INSERT OR REPLACE INTO scene_names (indexer_id, name) VALUES (?, ?)", [indexer_id, name])
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def retrieveNameFromCache(name):
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"""
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Looks up the given name in the scene_names table in cache.db.
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name: The show name to look up.
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Returns: the TVDB and TVRAGE id that resulted from the cache lookup or None if the show wasn't found in the cache
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"""
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global nameCache
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name = sickbeard.helpers.full_sanitizeSceneName(name)
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if name in nameCache:
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return int(nameCache[name])
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def clearCache():
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"""
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Deletes all "unknown" entries from the cache (names with indexer_id of 0).
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"""
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global nameCache
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# init name cache
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if not nameCache:
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nameCache = {}
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cacheDB = db.DBConnection('cache.db')
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cacheDB.action("DELETE FROM scene_names WHERE indexer_id = ?", [0])
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toRemove = [key for key, value in nameCache.iteritems() if value == 0]
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for key in toRemove:
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del nameCache[key]
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def saveNameCacheToDb():
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cacheDB = db.DBConnection('cache.db')
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for name, indexer_id in nameCache.items():
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cacheDB.action("INSERT OR REPLACE INTO scene_names (indexer_id, name) VALUES (?, ?)", [indexer_id, name])
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def buildNameCache(show=None):
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global nameCache
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with nameCacheLock:
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# clear internal name cache
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clearCache()
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# update scene exception names
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sickbeard.scene_exceptions.retrieve_exceptions()
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if not show:
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logger.log(u"Building internal name cache for all shows", logger.INFO)
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cacheDB = db.DBConnection('cache.db')
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cache_results = cacheDB.select("SELECT * FROM scene_names")
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for cache_result in cache_results:
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name = sickbeard.helpers.full_sanitizeSceneName(cache_result["name"])
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if name in nameCache:
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continue
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indexer_id = int(cache_result["indexer_id"])
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nameCache[name] = indexer_id
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for show in sickbeard.showList:
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for curSeason in [-1] + sickbeard.scene_exceptions.get_scene_seasons(show.indexerid):
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for name in list(set(
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sickbeard.scene_exceptions.get_scene_exceptions(show.indexerid, season=curSeason) + [
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show.name])):
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name = sickbeard.helpers.full_sanitizeSceneName(name)
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if name in nameCache:
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continue
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nameCache[name] = int(show.indexerid)
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else:
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logger.log(u"Building internal name cache for " + show.name, logger.INFO)
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for curSeason in [-1] + sickbeard.scene_exceptions.get_scene_seasons(show.indexerid):
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for name in list(set(sickbeard.scene_exceptions.get_scene_exceptions(show.indexerid, season=curSeason) + [
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show.name])):
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name = sickbeard.helpers.full_sanitizeSceneName(name)
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if name in nameCache:
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continue
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nameCache[name] = int(show.indexerid)
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logger.log(u"Internal name cache set to: " + str(nameCache), logger.DEBUG) |