mirror of
https://github.com/SickGear/SickGear.git
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370 lines
13 KiB
Python
370 lines
13 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 Sick Beard.
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#
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# Sick Beard 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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# Sick Beard 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 Sick Beard. If not, see <http://www.gnu.org/licenses/>.
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import os
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import time
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import datetime
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import sqlite3
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import urllib
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import urlparse
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import re
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import sickbeard
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from shove import Shove
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from feedcache import cache
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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 import encodingKludge as ek
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from name_parser.parser import NameParser, InvalidNameException
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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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sql = "CREATE TABLE [" + providerName + "] (name TEXT, season NUMERIC, episodes TEXT, indexerid NUMERIC, url TEXT, time NUMERIC, quality TEXT);"
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self.connection.execute(sql)
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self.connection.commit()
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except sqlite3.OperationalError, 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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sql = "CREATE TABLE lastUpdate (provider TEXT, time NUMERIC);"
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self.connection.execute(sql)
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self.connection.commit()
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except sqlite3.OperationalError, 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.minTime = 10
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def _getDB(self):
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return CacheDBConnection(self.providerID)
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def _clearCache(self):
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myDB = self._getDB()
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myDB.action("DELETE FROM [" + self.providerID + "] WHERE 1")
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def _getRSSData(self):
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data = None
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return data
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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 getRSSFeed(self, url, post_data=None):
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# create provider storaqe cache
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storage = Shove('file://' + ek.ek(os.path.join, sickbeard.CACHE_DIR, self.providerID))
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fc = cache.Cache(storage)
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parsed = list(urlparse.urlparse(url))
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parsed[2] = re.sub("/{2,}", "/", parsed[2]) # replace two or more / with one
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if post_data:
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url = url + 'api?' + urllib.urlencode(post_data)
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f = fc.fetch(url)
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if not f:
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logger.log(u"Error loading " + self.providerID + " URL: " + url, logger.ERROR)
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return None
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elif 'error' in f.feed:
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logger.log(u"Newznab ERROR:[%s] CODE:[%s]" % (f.feed['error']['description'], f.feed['error']['code']),
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logger.DEBUG)
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return None
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elif not f.entries:
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logger.log(u"No items found on " + self.providerID + " using URL: " + url, logger.WARNING)
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return None
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storage.close()
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return f
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def updateCache(self):
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if not self.shouldUpdate():
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return
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if self._checkAuth(None):
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data = self._getRSSData()
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# as long as the http request worked we count this as an update
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if data:
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self.setLastUpdate()
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else:
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return []
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# now that we've loaded the current RSS feed lets delete the old cache
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logger.log(u"Clearing " + self.provider.name + " cache and updating with new information")
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self._clearCache()
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if self._checkAuth(data):
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items = data.entries
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ql = []
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for item in items:
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qi = self._parseItem(item)
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if qi is not None:
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ql.append(qi)
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if len(ql):
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myDB = self._getDB()
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myDB.mass_action(ql)
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else:
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raise AuthException(
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u"Your authentication credentials for " + self.provider.name + " are incorrect, check your config")
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return []
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def _translateTitle(self, title):
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return 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 = item.title
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url = item.link
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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"Checking if item from RSS feed is in the 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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return None
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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 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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lastUpdate = property(_getLastUpdate)
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def shouldUpdate(self):
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return True
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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 _addCacheEntry(self, name, url, quality=None):
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cacheResult = sickbeard.name_cache.retrieveNameFromCache(name)
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if cacheResult:
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logger.log(u"Found Indexer ID:[" + repr(cacheResult) + "], using that for [" + str(name) + "}", logger.DEBUG)
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return
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# if we don't have complete info then parse the filename to get it
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try:
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myParser = NameParser()
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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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if not parse_result:
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logger.log(u"Giving up because I'm unable to parse this name: " + name, logger.DEBUG)
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return None
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if not parse_result.series_name:
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logger.log(u"No series name retrieved from " + name + ", unable to cache it", logger.DEBUG)
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return None
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showObj = helpers.get_show_by_name(parse_result.series_name)
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if not showObj:
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logger.log(u"Could not find a show matching " + parse_result.series_name + " in the database, skipping ...", logger.DEBUG)
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return None
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logger.log(u"Added RSS item: [" + name + "] to cache: [" + self.providerID + "]", logger.DEBUG)
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sickbeard.name_cache.addNameToCache(name, showObj.indexerid)
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season = episodes = None
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if parse_result.air_by_date:
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myDB = db.DBConnection()
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airdate = parse_result.air_date.toordinal()
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sql_results = myDB.select(
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"SELECT season, episode FROM tv_episodes WHERE showid = ? AND indexer = ? AND airdate = ?",
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[showObj.indexerid, showObj.indexer, airdate])
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if sql_results > 0:
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season = int(sql_results[0]["season"])
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episodes = [int(sql_results[0]["episode"])]
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else:
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season = parse_result.season_number
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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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if quality is None:
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quality = Quality.sceneQuality(name)
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if not isinstance(name, unicode):
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name = unicode(name, 'utf-8')
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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 INTO [" + self.providerID + "] (name, season, episodes, indexerid, url, time, quality) VALUES (?,?,?,?,?,?,?)",
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[name, season, episodeText, showObj.indexerid, url, curTimestamp, quality]]
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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
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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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return myDB.select(sql)
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def findNeededEpisodes(self, epObj=None, manualSearch=False):
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neededEps = {}
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myDB = self._getDB()
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if not epObj:
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sqlResults = myDB.select("SELECT * FROM [" + self.providerID + "]")
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else:
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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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[epObj.show.indexerid, epObj.scene_season, "%|" + str(epObj.scene_episode) + "|%"])
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# for each cache entry
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for curResult in sqlResults:
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# skip non-tv crap (but allow them for Newzbin cause we assume it's filtered well)
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if self.providerID != 'newzbin' and not show_name_helpers.filterBadReleases(curResult["name"]):
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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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try:
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showObj = helpers.findCertainShow(sickbeard.showList, int(curResult["indexerid"]))
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except (MultipleShowObjectsException):
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showObj = None
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if not showObj:
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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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# 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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else:
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if not epObj:
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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.url = url
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result.name = title
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result.quality = curQuality
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result.content = self.provider.getURL(url) \
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if self.provider.providerType == sickbeard.providers.generic.GenericProvider.TORRENT \
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and not url.startswith('magnet') else 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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return neededEps
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