381 lines
14 KiB
Python
381 lines
14 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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from __future__ import with_statement
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import time
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import datetime
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import itertools
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import traceback
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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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from sickbeard.common import Quality
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from sickbeard import helpers, show_name_helpers
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from sickbeard.exceptions import MultipleShowObjectsException, ex
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from sickbeard.exceptions import AuthException
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from sickbeard.rssfeeds import RSSFeeds
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from sickbeard import clients
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from name_parser.parser import NameParser, InvalidNameException, InvalidShowException
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from sickbeard import encodingKludge as ek
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class CacheDBConnection(db.DBConnection):
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def __init__(self, providerName):
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db.DBConnection.__init__(self, "cache.db")
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# Create the table if it's not already there
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try:
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if not self.hasTable(providerName):
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self.action(
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"CREATE TABLE [" + providerName + "] (name TEXT, season NUMERIC, episodes TEXT, indexerid NUMERIC, url TEXT, time NUMERIC, quality TEXT, release_group TEXT)")
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else:
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sqlResults = self.select(
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"SELECT url, COUNT(url) AS count FROM [" + providerName + "] GROUP BY url HAVING count > 1")
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for cur_dupe in sqlResults:
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self.action("DELETE FROM [" + providerName + "] WHERE url = ?", [cur_dupe["url"]])
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# add unique index to prevent further dupes from happening if one does not exist
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self.action("CREATE UNIQUE INDEX IF NOT EXISTS idx_url ON [" + providerName + "] (url)")
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# add release_group column to table if missing
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if not self.hasColumn(providerName, 'release_group'):
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self.addColumn(providerName, 'release_group', "TEXT", "")
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# add version column to table if missing
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if not self.hasColumn(providerName, 'version'):
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self.addColumn(providerName, 'version', "NUMERIC", "-1")
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except Exception, e:
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if str(e) != "table [" + providerName + "] already exists":
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raise
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# Create the table if it's not already there
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try:
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if not self.hasTable('lastUpdate'):
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self.action("CREATE TABLE lastUpdate (provider TEXT, time NUMERIC)")
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except Exception, e:
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if str(e) != "table lastUpdate already exists":
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raise
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class TVCache():
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def __init__(self, provider):
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self.provider = provider
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self.providerID = self.provider.getID()
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self.providerDB = None
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self.minTime = 10
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def _getDB(self):
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# init provider database if not done already
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if not self.providerDB:
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self.providerDB = CacheDBConnection(self.providerID)
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return self.providerDB
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def _clearCache(self):
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if self.shouldClearCache():
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myDB = self._getDB()
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myDB.action("DELETE FROM [" + self.providerID + "] WHERE 1")
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def _get_title_and_url(self, item):
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return self.provider._get_title_and_url(item)
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def _getRSSData(self):
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return None
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def _checkAuth(self, data):
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return True
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def _checkItemAuth(self, title, url):
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return True
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def updateCache(self):
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# check if we should update
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if not self.shouldUpdate():
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return
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try:
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data = self._getRSSData()
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if self._checkAuth(data):
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# clear cache
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self._clearCache()
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# set updated
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self.setLastUpdate()
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cl = []
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for item in data['entries'] or []:
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ci = self._parseItem(item)
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if ci is not None:
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cl.append(ci)
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if len(cl) > 0:
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myDB = self._getDB()
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myDB.mass_action(cl)
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except AuthException, e:
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logger.log(u"Authentication error: " + ex(e), logger.ERROR)
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except Exception, e:
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logger.log(u"Error while searching " + self.provider.name + ", skipping: " + ex(e), logger.ERROR)
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logger.log(traceback.format_exc(), logger.DEBUG)
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def getRSSFeed(self, url, post_data=None, items=[]):
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referrer = self.provider.proxy.getProxyURL()
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return RSSFeeds(self.providerID).getFeed(self.provider.proxy._buildURL(url), post_data, self.provider.headers, referrer, items)
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def _translateTitle(self, title):
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return u'' + title.replace(' ', '.')
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def _translateLinkURL(self, url):
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return url.replace('&', '&')
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def _parseItem(self, item):
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title, url = self._get_title_and_url(item)
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self._checkItemAuth(title, url)
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if title and url:
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title = self._translateTitle(title)
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url = self._translateLinkURL(url)
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logger.log(u"Attempting to add item to cache: " + title, logger.DEBUG)
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return self._addCacheEntry(title, url)
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else:
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logger.log(
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u"The data returned from the " + self.provider.name + " feed is incomplete, this result is unusable",
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logger.DEBUG)
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def _getLastUpdate(self):
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myDB = self._getDB()
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sqlResults = myDB.select("SELECT time FROM lastUpdate WHERE provider = ?", [self.providerID])
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if sqlResults:
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lastTime = int(sqlResults[0]["time"])
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if lastTime > int(time.mktime(datetime.datetime.today().timetuple())):
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lastTime = 0
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else:
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lastTime = 0
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return datetime.datetime.fromtimestamp(lastTime)
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def _getLastSearch(self):
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myDB = self._getDB()
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sqlResults = myDB.select("SELECT time FROM lastSearch WHERE provider = ?", [self.providerID])
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if sqlResults:
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lastTime = int(sqlResults[0]["time"])
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if lastTime > int(time.mktime(datetime.datetime.today().timetuple())):
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lastTime = 0
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else:
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lastTime = 0
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return datetime.datetime.fromtimestamp(lastTime)
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def setLastUpdate(self, toDate=None):
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if not toDate:
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toDate = datetime.datetime.today()
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myDB = self._getDB()
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myDB.upsert("lastUpdate",
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{'time': int(time.mktime(toDate.timetuple()))},
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{'provider': self.providerID})
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def setLastSearch(self, toDate=None):
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if not toDate:
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toDate = datetime.datetime.today()
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myDB = self._getDB()
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myDB.upsert("lastSearch",
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{'time': int(time.mktime(toDate.timetuple()))},
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{'provider': self.providerID})
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lastUpdate = property(_getLastUpdate)
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lastSearch = property(_getLastSearch)
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def shouldUpdate(self):
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# if we've updated recently then skip the update
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if datetime.datetime.today() - self.lastUpdate < datetime.timedelta(minutes=self.minTime):
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logger.log(u"Last update was too soon, using old cache: today()-" + str(self.lastUpdate) + "<" + str(
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datetime.timedelta(minutes=self.minTime)), logger.DEBUG)
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return False
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return True
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def shouldClearCache(self):
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# if daily search hasn't used our previous results yet then don't clear the cache
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if self.lastUpdate > self.lastSearch:
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return False
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return True
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def _addCacheEntry(self, name, url, parse_result=None, indexer_id=0):
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# check if we passed in a parsed result or should we try and create one
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if not parse_result:
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# create showObj from indexer_id if available
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showObj = None
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if indexer_id:
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showObj = helpers.findCertainShow(sickbeard.showList, indexer_id)
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try:
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myParser = NameParser(showObj=showObj, convert=True)
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parse_result = myParser.parse(name)
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except InvalidNameException:
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logger.log(u"Unable to parse the filename " + name + " into a valid episode", logger.DEBUG)
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return None
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except InvalidShowException:
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logger.log(u"Unable to parse the filename " + name + " into a valid show", logger.DEBUG)
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return None
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if not parse_result or not parse_result.series_name:
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return None
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# if we made it this far then lets add the parsed result to cache for usager later on
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season = parse_result.season_number if parse_result.season_number else 1
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episodes = parse_result.episode_numbers
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if season and episodes:
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# store episodes as a seperated string
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episodeText = "|" + "|".join(map(str, episodes)) + "|"
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# get the current timestamp
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curTimestamp = int(time.mktime(datetime.datetime.today().timetuple()))
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# get quality of release
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quality = parse_result.quality
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name = ek.ss(name)
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# get release group
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release_group = parse_result.release_group
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# get version
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version = parse_result.version
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logger.log(u"Added RSS item: [" + name + "] to cache: [" + self.providerID + "]", logger.DEBUG)
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return [
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"INSERT OR IGNORE INTO [" + self.providerID + "] (name, season, episodes, indexerid, url, time, quality, release_group, version) VALUES (?,?,?,?,?,?,?,?,?)",
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[name, season, episodeText, parse_result.show.indexerid, url, curTimestamp, quality, release_group, version]]
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def searchCache(self, episode, manualSearch=False):
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neededEps = self.findNeededEpisodes(episode, manualSearch)
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return neededEps[episode] if len(neededEps) > 0 else []
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def listPropers(self, date=None, delimiter="."):
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myDB = self._getDB()
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sql = "SELECT * FROM [" + self.providerID + "] WHERE name LIKE '%.PROPER.%' OR name LIKE '%.REPACK.%'"
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if date != None:
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sql += " AND time >= " + str(int(time.mktime(date.timetuple())))
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return filter(lambda x: x['indexerid'] != 0, myDB.select(sql))
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def findNeededEpisodes(self, episode, manualSearch=False):
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neededEps = {}
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cl = []
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myDB = self._getDB()
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if type(episode) != list:
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sqlResults = myDB.select(
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"SELECT * FROM [" + self.providerID + "] WHERE indexerid = ? AND season = ? AND episodes LIKE ?",
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[episode.show.indexerid, episode.season, "%|" + str(episode.episode) + "|%"])
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else:
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for epObj in episode:
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cl.append([
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"SELECT * FROM [" + self.providerID + "] WHERE indexerid = ? AND season = ? AND episodes LIKE ? AND quality IN (" + ",".join(
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[str(x) for x in epObj.wantedQuality]) + ")",
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[epObj.show.indexerid, epObj.season, "%|" + str(epObj.episode) + "|%"]])
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sqlResults = myDB.mass_action(cl, fetchall=True)
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sqlResults = list(itertools.chain(*sqlResults))
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# for each cache entry
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for curResult in sqlResults:
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# skip non-tv crap
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if not show_name_helpers.filterBadReleases(curResult["name"], parse=False):
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continue
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# get the show object, or if it's not one of our shows then ignore it
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showObj = helpers.findCertainShow(sickbeard.showList, int(curResult["indexerid"]))
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if not showObj:
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continue
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# skip if provider is anime only and show is not anime
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if self.provider.anime_only and not showObj.is_anime:
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logger.log(u"" + str(showObj.name) + " is not an anime, skiping", logger.DEBUG)
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continue
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# get season and ep data (ignoring multi-eps for now)
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curSeason = int(curResult["season"])
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if curSeason == -1:
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continue
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curEp = curResult["episodes"].split("|")[1]
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if not curEp:
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continue
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curEp = int(curEp)
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curQuality = int(curResult["quality"])
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curReleaseGroup = curResult["release_group"]
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curVersion = curResult["version"]
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# if the show says we want that episode then add it to the list
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if not showObj.wantEpisode(curSeason, curEp, curQuality, manualSearch):
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logger.log(u"Skipping " + curResult["name"] + " because we don't want an episode that's " +
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Quality.qualityStrings[curQuality], logger.DEBUG)
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continue
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epObj = showObj.getEpisode(curSeason, curEp)
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# build a result object
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title = curResult["name"]
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url = curResult["url"]
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logger.log(u"Found result " + title + " at " + url)
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result = self.provider.getResult([epObj])
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result.show = showObj
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result.url = url
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result.name = title
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result.quality = curQuality
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result.release_group = curReleaseGroup
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result.version = curVersion
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result.content = None
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# add it to the list
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if epObj not in neededEps:
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neededEps[epObj] = [result]
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else:
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neededEps[epObj].append(result)
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# datetime stamp this search so cache gets cleared
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self.setLastSearch()
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return neededEps
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