mirror of
https://github.com/SickGear/SickGear.git
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449 lines
16 KiB
Python
449 lines
16 KiB
Python
# coding=utf-8
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# 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 datetime
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import os
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import re
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import itertools
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import sickbeard
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import requests
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from sickbeard import helpers, classes, logger, db
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from sickbeard.common import MULTI_EP_RESULT, SEASON_RESULT
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from sickbeard import tvcache
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from sickbeard import encodingKludge as ek
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from sickbeard.exceptions import ex
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from sickbeard.name_parser.parser import NameParser, InvalidNameException, InvalidShowException
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from sickbeard.common import Quality
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from hachoir_parser import createParser
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class GenericProvider:
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NZB = "nzb"
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TORRENT = "torrent"
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def __init__(self, name):
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# these need to be set in the subclass
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self.providerType = None
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self.name = name
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self.url = ''
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self.show = None
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self.supportsBacklog = False
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self.supportsAbsoluteNumbering = False
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self.anime_only = False
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self.search_mode = None
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self.search_fallback = False
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self.backlog_only = False
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self.cache = tvcache.TVCache(self)
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self.session = requests.session()
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self.headers = {
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'User-Agent': 'Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/32.0.1700.107 Safari/537.36'}
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def getID(self):
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return GenericProvider.makeID(self.name)
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@staticmethod
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def makeID(name):
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return re.sub("[^\w\d_]", "_", name.strip().lower())
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def imageName(self):
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return self.getID() + '.png'
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def _checkAuth(self):
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return
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def _doLogin(self):
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return True
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def isActive(self):
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if self.providerType == GenericProvider.NZB and sickbeard.USE_NZBS:
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return self.isEnabled()
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elif self.providerType == GenericProvider.TORRENT and sickbeard.USE_TORRENTS:
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return self.isEnabled()
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else:
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return False
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def isEnabled(self):
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"""
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This should be overridden and should return the config setting eg. sickbeard.MYPROVIDER
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"""
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return False
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def getResult(self, episodes):
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"""
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Returns a result of the correct type for this provider
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"""
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if self.providerType == GenericProvider.NZB:
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result = classes.NZBSearchResult(episodes)
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elif self.providerType == GenericProvider.TORRENT:
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result = classes.TorrentSearchResult(episodes)
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else:
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result = classes.SearchResult(episodes)
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result.provider = self
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return result
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def getURL(self, url, post_data=None, params=None, timeout=30, json=False):
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"""
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By default this is just a simple urlopen call but this method should be overridden
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for providers with special URL requirements (like cookies)
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"""
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# check for auth
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if not self._doLogin():
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return
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return helpers.getURL(url, post_data=post_data, params=params, headers=self.headers, timeout=timeout,
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session=self.session, json=json)
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def downloadResult(self, result):
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"""
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Save the result to disk.
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"""
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# check for auth
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if not self._doLogin():
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return False
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if self.providerType == GenericProvider.TORRENT:
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try:
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torrent_hash = re.findall('urn:btih:([\w]{32,40})', result.url)[0].upper()
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if not torrent_hash:
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logger.log("Unable to extract torrent hash from link: " + ex(result.url), logger.ERROR)
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return False
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urls = [
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'http://torcache.net/torrent/' + torrent_hash + '.torrent',
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'http://torrage.com/torrent/' + torrent_hash + '.torrent',
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'http://zoink.it/torrent/' + torrent_hash + '.torrent',
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]
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except:
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urls = [result.url]
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filename = ek.ek(os.path.join, sickbeard.TORRENT_DIR,
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helpers.sanitizeFileName(result.name) + '.' + self.providerType)
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elif self.providerType == GenericProvider.NZB:
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urls = [result.url]
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filename = ek.ek(os.path.join, sickbeard.NZB_DIR,
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helpers.sanitizeFileName(result.name) + '.' + self.providerType)
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else:
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return
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for url in urls:
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if helpers.download_file(url, filename, session=self.session):
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logger.log(u"Downloading a result from " + self.name + " at " + url)
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if self.providerType == GenericProvider.TORRENT:
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logger.log(u"Saved magnet link to " + filename, logger.MESSAGE)
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else:
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logger.log(u"Saved result to " + filename, logger.MESSAGE)
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return self._verify_download(filename)
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def _verify_download(self, file_name=None):
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"""
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Checks the saved file to see if it was actually valid, if not then consider the download a failure.
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"""
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# primitive verification of torrents, just make sure we didn't get a text file or something
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if self.providerType == GenericProvider.TORRENT:
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parser = createParser(file_name)
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if parser:
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mime_type = parser._getMimeType()
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try:
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parser.stream._input.close()
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except:
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pass
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if mime_type != 'application/x-bittorrent':
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logger.log(u"Result is not a valid torrent file", logger.WARNING)
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return False
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return True
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def searchRSS(self, episodes):
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return self.cache.findNeededEpisodes(episodes)
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def getQuality(self, item, anime=False):
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"""
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Figures out the quality of the given RSS item node
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item: An elementtree.ElementTree element representing the <item> tag of the RSS feed
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Returns a Quality value obtained from the node's data
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"""
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(title, url) = self._get_title_and_url(item) # @UnusedVariable
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quality = Quality.sceneQuality(title, anime)
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return quality
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def _doSearch(self, search_params, search_mode='eponly', epcount=0, age=0):
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return []
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def _get_season_search_strings(self, episode):
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return []
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def _get_episode_search_strings(self, eb_obj, add_string=''):
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return []
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def _get_title_and_url(self, item):
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"""
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Retrieves the title and URL data from the item XML node
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item: An elementtree.ElementTree element representing the <item> tag of the RSS feed
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Returns: A tuple containing two strings representing title and URL respectively
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"""
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title = item.title if item.title else None
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if title:
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title = u'' + title
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title = title.replace(' ', '.')
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url = item.link if item.link else None
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if url:
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url = url.replace('&', '&')
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return (title, url)
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def findSearchResults(self, show, season, episodes, search_mode, manualSearch=False):
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self._checkAuth()
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self.show = show
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results = {}
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itemList = []
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searched_scene_season = None
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for epObj in episodes:
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# check cache for results
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cacheResult = self.cache.searchCache([epObj], manualSearch)
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if len(cacheResult):
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results.update({epObj.episode: cacheResult[epObj]})
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continue
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# skip if season already searched
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if len(episodes) > 1 and searched_scene_season == epObj.scene_season:
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continue
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# mark season searched for season pack searches so we can skip later on
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searched_scene_season = epObj.scene_season
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if len(episodes) > 1:
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# get season search results
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for curString in self._get_season_search_strings(epObj):
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itemList += self._doSearch(curString, search_mode, len(episodes))
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else:
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# get single episode search results
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for curString in self._get_episode_search_strings(epObj):
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itemList += self._doSearch(curString, 'eponly', len(episodes))
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# if we found what we needed already from cache then return results and exit
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if len(results) == len(episodes):
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return results
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# sort list by quality
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if len(itemList):
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items = {}
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itemsUnknown = []
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for item in itemList:
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quality = self.getQuality(item, anime=show.is_anime)
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if quality == Quality.UNKNOWN:
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itemsUnknown += [item]
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else:
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if quality not in items:
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items[quality] = [item]
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else:
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items[quality].append(item)
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itemList = list(itertools.chain(*[v for (k, v) in sorted(items.items(), reverse=True)]))
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itemList += itemsUnknown if itemsUnknown else []
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# filter results
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cl = []
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for item in itemList:
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(title, url) = self._get_title_and_url(item)
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# parse the file name
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try:
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myParser = NameParser(False, convert=True)
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parse_result = myParser.parse(title)
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except InvalidNameException:
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logger.log(u"Unable to parse the filename " + title + " into a valid episode", logger.DEBUG)
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continue
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except InvalidShowException:
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logger.log(u"Unable to parse the filename " + title + " into a valid show", logger.DEBUG)
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continue
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showObj = parse_result.show
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quality = parse_result.quality
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release_group = parse_result.release_group
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version = parse_result.version
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addCacheEntry = False
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if not (showObj.air_by_date or showObj.sports):
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if search_mode == 'sponly' and len(parse_result.episode_numbers):
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logger.log(
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u"This is supposed to be a season pack search but the result " + title + " is not a valid season pack, skipping it",
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logger.DEBUG)
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addCacheEntry = True
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else:
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if not len(parse_result.episode_numbers) and (
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parse_result.season_number and parse_result.season_number != season) or (
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not parse_result.season_number and season != 1):
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logger.log(
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u"The result " + title + " doesn't seem to be a valid season that we are trying to snatch, ignoring",
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logger.DEBUG)
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addCacheEntry = True
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elif len(parse_result.episode_numbers) and (
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parse_result.season_number != season or not [ep for ep in episodes if
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ep.scene_episode in parse_result.episode_numbers]):
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logger.log(
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u"The result " + title + " doesn't seem to be a valid episode that we are trying to snatch, ignoring",
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logger.DEBUG)
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addCacheEntry = True
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if not addCacheEntry:
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# we just use the existing info for normal searches
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actual_season = season
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actual_episodes = parse_result.episode_numbers
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else:
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if not (parse_result.is_air_by_date or parse_result.is_sports):
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logger.log(
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u"This is supposed to be a date search but the result " + title + " didn't parse as one, skipping it",
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logger.DEBUG)
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addCacheEntry = True
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else:
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airdate = parse_result.air_date.toordinal() if parse_result.air_date else parse_result.sports_air_date.toordinal()
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myDB = db.DBConnection()
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sql_results = myDB.select(
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"SELECT season, episode FROM tv_episodes WHERE showid = ? AND airdate = ?",
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[showObj.indexerid, airdate])
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if len(sql_results) != 1:
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logger.log(
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u"Tried to look up the date for the episode " + title + " but the database didn't give proper results, skipping it",
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logger.WARNING)
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addCacheEntry = True
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if not addCacheEntry:
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actual_season = int(sql_results[0]["season"])
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actual_episodes = [int(sql_results[0]["episode"])]
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# add parsed result to cache for usage later on
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if addCacheEntry:
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logger.log(u"Adding item from search to cache: " + title, logger.DEBUG)
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ci = self.cache._addCacheEntry(title, url, parse_result=parse_result)
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if ci is not None:
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cl.append(ci)
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continue
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# make sure we want the episode
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wantEp = True
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for epNo in actual_episodes:
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if not showObj.wantEpisode(actual_season, epNo, quality, manualSearch):
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wantEp = False
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break
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if not wantEp:
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logger.log(
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u"Ignoring result " + title + " because we don't want an episode that is " +
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Quality.qualityStrings[
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quality], logger.DEBUG)
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continue
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logger.log(u"Found result " + title + " at " + url, logger.DEBUG)
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# make a result object
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epObj = []
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for curEp in actual_episodes:
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epObj.append(showObj.getEpisode(actual_season, curEp))
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result = self.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 = quality
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result.release_group = release_group
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result.content = None
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result.version = version
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if len(epObj) == 1:
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epNum = epObj[0].episode
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logger.log(u"Single episode result.", logger.DEBUG)
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elif len(epObj) > 1:
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epNum = MULTI_EP_RESULT
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logger.log(u"Separating multi-episode result to check for later - result contains episodes: " + str(
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parse_result.episode_numbers), logger.DEBUG)
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elif len(epObj) == 0:
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epNum = SEASON_RESULT
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logger.log(u"Separating full season result to check for later", logger.DEBUG)
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if not result:
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continue
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if epNum not in results:
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results[epNum] = [result]
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else:
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results[epNum].append(result)
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# check if we have items to add to cache
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if len(cl) > 0:
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myDB = self.cache._getDB()
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myDB.mass_action(cl)
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return results
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def findPropers(self, search_date=None):
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results = self.cache.listPropers(search_date)
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return [classes.Proper(x['name'], x['url'], datetime.datetime.fromtimestamp(x['time']), self.show) for x in
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results]
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def seedRatio(self):
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'''
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Provider should override this value if custom seed ratio enabled
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It should return the value of the provider seed ratio
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'''
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return ''
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class NZBProvider(GenericProvider):
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def __init__(self, name):
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GenericProvider.__init__(self, name)
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self.providerType = GenericProvider.NZB
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class TorrentProvider(GenericProvider):
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def __init__(self, name):
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GenericProvider.__init__(self, name)
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self.providerType = GenericProvider.TORRENT
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