SickGear/sickbeard/tvcache.py
JackDandy eac69963f0 Change validate and improve specific Torrent provider connections, IPT, KAT, SCC, TPB, TB, TD, TT.
Change refactor cache for torrent providers to reduce code.
Change improve search category selection BMTV, FSH, FF, TB.
Change identify more SD release qualities.
Change update SpeedCD, MoreThan, TVChaosuk.
Add torrent provider HD4Free.
Remove torrent provider BitSoup.
Change only create threads for providers needing a recent search instead of for all enabled.
Add 4489 as experimental value to "Recent search frequency" to use provider freqs instead of fixed width for all.
Fix searching nzb season packs.
Change remove some logging cruft.
2016-06-08 01:55:13 +01:00

345 lines
12 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 datetime
import sickbeard
from sickbeard import db
from sickbeard import logger
from sickbeard.common import Quality
from sickbeard import helpers, show_name_helpers
from sickbeard.exceptions import AuthException, ex
from name_parser.parser import NameParser, InvalidNameException, InvalidShowException
from sickbeard.rssfeeds import RSSFeeds
import itertools
class CacheDBConnection(db.DBConnection):
def __init__(self, providerName):
db.DBConnection.__init__(self, 'cache.db')
# Create the table if it's not already there
try:
if not self.hasTable('lastUpdate'):
self.action('CREATE TABLE lastUpdate (provider TEXT, time NUMERIC)')
except Exception as e:
if str(e) != 'table lastUpdate already exists':
raise
class TVCache:
def __init__(self, provider):
self.provider = provider
self.providerID = self.provider.get_id()
self.providerDB = None
self.update_freq = 10
def get_db(self):
return CacheDBConnection(self.providerID)
def _clearCache(self):
if self.should_clear_cache():
myDB = self.get_db()
myDB.action('DELETE FROM provider_cache WHERE provider = ?', [self.providerID])
def _title_and_url(self, item):
# override this in the provider if recent search has a different data layout to backlog searches
return self.provider._title_and_url(item)
def _cache_data(self):
data = None
return data
def _checkAuth(self):
return self.provider._check_auth()
def _checkItemAuth(self, title, url):
return True
def updateCache(self):
try:
self._checkAuth()
except AuthException as e:
logger.log(u'Authentication error: ' + ex(e), logger.ERROR)
return []
if self.should_update():
data = self._cache_data()
# clear cache
if data:
self._clearCache()
# parse data
cl = []
for item in data or []:
title, url = self._title_and_url(item)
ci = self._parseItem(title, url)
if ci is not None:
cl.append(ci)
if len(cl) > 0:
myDB = self.get_db()
myDB.mass_action(cl)
# set updated as time the attempt to fetch data is
self.setLastUpdate()
return []
def getRSSFeed(self, url, **kwargs):
return RSSFeeds(self.provider).get_feed(url, **kwargs)
def _translateTitle(self, title):
return u'' + title.replace(' ', '.')
def _translateLinkURL(self, url):
return url.replace('&amp;', '&')
def _parseItem(self, title, url):
self._checkItemAuth(title, url)
if title and url:
title = self._translateTitle(title)
url = self._translateLinkURL(url)
logger.log(u'Attempting to add item to cache: ' + title, logger.DEBUG)
return self.add_cache_entry(title, url)
else:
logger.log(
u'The data returned from the ' + self.provider.name + ' feed is incomplete, this result is unusable',
logger.DEBUG)
return None
def _getLastUpdate(self):
myDB = self.get_db()
sqlResults = myDB.select('SELECT time FROM lastUpdate WHERE provider = ?', [self.providerID])
if sqlResults:
lastTime = int(sqlResults[0]['time'])
if lastTime > int(time.mktime(datetime.datetime.today().timetuple())):
lastTime = 0
else:
lastTime = 0
return datetime.datetime.fromtimestamp(lastTime)
def _getLastSearch(self):
myDB = self.get_db()
sqlResults = myDB.select('SELECT time FROM lastSearch WHERE provider = ?', [self.providerID])
if sqlResults:
lastTime = int(sqlResults[0]['time'])
if lastTime > int(time.mktime(datetime.datetime.today().timetuple())):
lastTime = 0
else:
lastTime = 0
return datetime.datetime.fromtimestamp(lastTime)
def setLastUpdate(self, toDate=None):
if not toDate:
toDate = datetime.datetime.today()
myDB = self.get_db()
myDB.upsert('lastUpdate',
{'time': int(time.mktime(toDate.timetuple()))},
{'provider': self.providerID})
def setLastSearch(self, toDate=None):
if not toDate:
toDate = datetime.datetime.today()
myDB = self.get_db()
myDB.upsert('lastSearch',
{'time': int(time.mktime(toDate.timetuple()))},
{'provider': self.providerID})
lastUpdate = property(_getLastUpdate)
lastSearch = property(_getLastSearch)
def should_update(self):
# if we've updated recently then skip the update
return datetime.datetime.today() - self.lastUpdate >= datetime.timedelta(minutes=self.update_freq)
def should_clear_cache(self):
# if recent search hasn't used our previous results yet then don't clear the cache
return self.lastSearch >= self.lastUpdate
def add_cache_entry(self, name, url, parse_result=None, indexer_id=0):
# check if we passed in a parsed result or should we try and create one
if not parse_result:
# create showObj from indexer_id if available
showObj=None
if indexer_id:
showObj = helpers.findCertainShow(sickbeard.showList, indexer_id)
try:
np = NameParser(showObj=showObj, convert=True)
parse_result = np.parse(name)
except InvalidNameException:
logger.log(u'Unable to parse the filename ' + name + ' into a valid episode', logger.DEBUG)
return None
except InvalidShowException:
logger.log(u'No show in the db matches filename ' + name + ' not cached', logger.DEBUG)
return None
if not parse_result or not parse_result.series_name:
return None
# if we made it this far then lets add the parsed result to cache for usager later on
season = parse_result.season_number if parse_result.season_number else 1
episodes = parse_result.episode_numbers
if season and episodes:
# store episodes as a seperated string
episodeText = '|' + '|'.join(map(str, episodes)) + '|'
# get the current timestamp
curTimestamp = int(time.mktime(datetime.datetime.today().timetuple()))
# get quality of release
quality = parse_result.quality
if not isinstance(name, unicode):
name = unicode(name, 'utf-8', 'replace')
# get release group
release_group = parse_result.release_group
# get version
version = parse_result.version
logger.log(u'Added RSS item: [' + name + '] to cache: [' + self.providerID + ']', logger.DEBUG)
return [
'INSERT OR IGNORE INTO provider_cache (provider, name, season, episodes, indexerid, url, time, quality, release_group, version) VALUES (?,?,?,?,?,?,?,?,?,?)',
[self.providerID, name, season, episodeText, parse_result.show.indexerid, url, curTimestamp, quality, release_group, version]]
def searchCache(self, episode, manualSearch=False):
neededEps = self.findNeededEpisodes(episode, manualSearch)
if len(neededEps) > 0:
return neededEps[episode]
else:
return []
def listPropers(self, date=None):
myDB = self.get_db()
sql = "SELECT * FROM provider_cache WHERE name LIKE '%.PROPER.%' OR name LIKE '%.REPACK.%' AND provider = ?"
if date:
sql += ' AND time >= ' + str(int(time.mktime(date.timetuple())))
return filter(lambda x: x['indexerid'] != 0, myDB.select(sql, [self.providerID]))
def findNeededEpisodes(self, episode, manualSearch=False):
neededEps = {}
cl = []
myDB = self.get_db()
if type(episode) != list:
sqlResults = myDB.select(
'SELECT * FROM provider_cache WHERE provider = ? AND indexerid = ? AND season = ? AND episodes LIKE ?',
[self.providerID, episode.show.indexerid, episode.season, '%|' + str(episode.episode) + '|%'])
else:
for epObj in episode:
cl.append([
'SELECT * FROM provider_cache WHERE provider = ? AND indexerid = ? AND season = ?'
+ ' AND episodes LIKE ? AND quality IN (' + ','.join([str(x) for x in epObj.wantedQuality]) + ')',
[self.providerID, epObj.show.indexerid, epObj.season, '%|' + str(epObj.episode) + '|%']])
sqlResults = myDB.mass_action(cl)
if sqlResults:
sqlResults = list(itertools.chain(*sqlResults))
if not sqlResults:
self.setLastSearch()
return neededEps
# for each cache entry
for curResult in sqlResults:
# skip non-tv crap
if not show_name_helpers.pass_wordlist_checks(curResult['name'], parse=False):
continue
# get the show object, or if it's not one of our shows then ignore it
showObj = helpers.findCertainShow(sickbeard.showList, int(curResult['indexerid']))
if not showObj:
continue
# skip if provider is anime only and show is not anime
if self.provider.anime_only and not showObj.is_anime:
logger.log(u'' + str(showObj.name) + ' is not an anime, skipping', logger.DEBUG)
continue
# get season and ep data (ignoring multi-eps for now)
curSeason = int(curResult['season'])
if curSeason == -1:
continue
curEp = curResult['episodes'].split('|')[1]
if not curEp:
continue
curEp = int(curEp)
curQuality = int(curResult['quality'])
curReleaseGroup = curResult['release_group']
curVersion = curResult['version']
# if the show says we want that episode then add it to the list
if not showObj.wantEpisode(curSeason, curEp, curQuality, manualSearch):
logger.log(u'Skipping ' + curResult['name'] + ' because we don\'t want an episode that\'s ' +
Quality.qualityStrings[curQuality], logger.DEBUG)
continue
epObj = showObj.getEpisode(curSeason, curEp)
# build a result object
title = curResult['name']
url = curResult['url']
logger.log(u'Found result ' + title + ' at ' + url)
result = self.provider.get_result([epObj], url)
if None is result:
continue
result.show = showObj
result.name = title
result.quality = curQuality
result.release_group = curReleaseGroup
result.version = curVersion
result.content = None
# add it to the list
if epObj not in neededEps:
neededEps[epObj] = [result]
else:
neededEps[epObj].append(result)
# datetime stamp this search so cache gets cleared
self.setLastSearch()
return neededEps