282 lines
9.9 KiB
Python
282 lines
9.9 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 fnmatch
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import os
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import re
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import datetime
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import sickbeard
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from sickbeard.common import countryList
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from sickbeard.helpers import sanitizeSceneName
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from sickbeard.scene_exceptions import get_scene_exceptions
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from sickbeard import logger
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from sickbeard import db
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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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from lib.unidecode import unidecode
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resultFilters = ["sub(pack|s|bed)", "swesub(bed)?",
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"(dir|sample|sub|nfo)fix", "sample", "(dvd)?extras",
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"dub(bed)?"]
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def filterBadReleases(name):
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"""
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Filters out non-english and just all-around stupid releases by comparing them
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to the resultFilters contents.
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name: the release name to check
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Returns: True if the release name is OK, False if it's bad.
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"""
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try:
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fp = NameParser()
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parse_result = fp.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.WARNING)
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return False
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# # use the extra info and the scene group to filter against
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# check_string = ''
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# if parse_result.extra_info:
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# check_string = parse_result.extra_info
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# if parse_result.release_group:
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# if check_string:
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# check_string = check_string + '-' + parse_result.release_group
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# else:
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# check_string = parse_result.release_group
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#
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# # if there's no info after the season info then assume it's fine
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# if not check_string:
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# return True
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# if any of the bad strings are in the name then say no
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for x in resultFilters + sickbeard.IGNORE_WORDS.split(','):
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if re.search('(^|[\W_])' + x.strip() + '($|[\W_])', name, re.I):
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logger.log(u"Invalid scene release: "+name+" contains "+x+", ignoring it", logger.DEBUG)
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return False
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return True
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def sceneToNormalShowNames(name):
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"""
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Takes a show name from a scene dirname and converts it to a more "human-readable" format.
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name: The show name to convert
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Returns: a list of all the possible "normal" names
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"""
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if not name:
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return []
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name_list = [name]
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# use both and and &
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new_name = re.sub('(?i)([\. ])and([\. ])', '\\1&\\2', name, re.I)
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if new_name not in name_list:
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name_list.append(new_name)
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results = []
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for cur_name in name_list:
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# add brackets around the year
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results.append(re.sub('(\D)(\d{4})$', '\\1(\\2)', cur_name))
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# add brackets around the country
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country_match_str = '|'.join(countryList.values())
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results.append(re.sub('(?i)([. _-])(' + country_match_str + ')$', '\\1(\\2)', cur_name))
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results += name_list
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return list(set(results))
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def makeSceneShowSearchStrings(show):
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showNames = allPossibleShowNames(show)
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# scenify the names
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return map(sanitizeSceneName, showNames)
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def makeSceneSeasonSearchString(show, segment, extraSearchType=None):
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myDB = db.DBConnection()
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if show.air_by_date:
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numseasons = 0
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# the search string for air by date shows is just
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seasonStrings = [segment]
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else:
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numseasonsSQlResult = myDB.select("SELECT COUNT(DISTINCT season) as numseasons FROM tv_episodes WHERE showid = ? and season != 0", [show.indexerid])
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numseasons = int(numseasonsSQlResult[0][0])
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seasonStrings = ["S%02d" % segment]
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showNames = set(makeSceneShowSearchStrings(show))
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toReturn = []
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# search each show name
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for curShow in showNames:
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# most providers all work the same way
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if not extraSearchType:
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# if there's only one season then we can just use the show name straight up
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if numseasons == 1:
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toReturn.append(curShow)
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# for providers that don't allow multiple searches in one request we only search for Sxx style stuff
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else:
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for cur_season in seasonStrings:
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toReturn.append(curShow + "." + cur_season)
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return toReturn
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def makeSceneSearchString(episode):
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myDB = db.DBConnection()
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numseasonsSQlResult = myDB.select("SELECT COUNT(DISTINCT season) as numseasons FROM tv_episodes WHERE showid = ? and season != 0", [episode.show.indexerid])
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numseasons = int(numseasonsSQlResult[0][0])
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numepisodesSQlResult = myDB.select("SELECT COUNT(episode) as numepisodes FROM tv_episodes WHERE showid = ? and season != 0", [episode.show.indexerid])
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numepisodes = int(numepisodesSQlResult[0][0])
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# see if we should use dates instead of episodes
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if episode.show.air_by_date and episode.airdate != datetime.date.fromordinal(1):
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epStrings = [str(episode.airdate)]
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else:
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epStrings = ["S%02iE%02i" % (int(episode.season), int(episode.episode)),
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"%ix%02i" % (int(episode.season), int(episode.episode))]
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# for single-season shows just search for the show name -- if total ep count (exclude s0) is less than 11
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# due to the amount of qualities and releases, it is easy to go over the 50 result limit on rss feeds otherwise
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if numseasons == 1 and numepisodes < 11:
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epStrings = ['']
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showNames = set(makeSceneShowSearchStrings(episode.show))
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toReturn = []
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for curShow in showNames:
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for curEpString in epStrings:
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toReturn.append(curShow + '.' + curEpString)
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return toReturn
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def isGoodResult(name, show, log=True):
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"""
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Use an automatically-created regex to make sure the result actually is the show it claims to be
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"""
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all_show_names = allPossibleShowNames(show)
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showNames = map(sanitizeSceneName, all_show_names) + all_show_names
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showNames += map(unidecode, all_show_names)
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for curName in set(showNames):
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escaped_name = re.sub('\\\\[\\s.-]', '\W+', re.escape(curName))
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if show.startyear:
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escaped_name += "(?:\W+" + str(show.startyear) + ")?"
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curRegex = '^' + escaped_name + '\W+(?:(?:S\d[\dE._ -])|(?:\d\d?x)|(?:\d{4}\W\d\d\W\d\d)|(?:(?:part|pt)[\._ -]?(\d|[ivx]))|Season\W+\d+\W+|E\d+\W+|(?:\d{1,3}.+\d{1,}[a-zA-Z]{2}\W+[a-zA-Z]{3,}\W+\d{4}.+))'
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if log:
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logger.log(u"Checking if show " + name + " matches " + curRegex, logger.DEBUG)
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match = re.search(curRegex, name, re.I)
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if match:
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logger.log(u"Matched " + curRegex + " to " + name, logger.DEBUG)
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return True
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if log:
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logger.log(u"Provider gave result " + name + " but that doesn't seem like a valid result for "+show.name+" so I'm ignoring it")
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return False
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def allPossibleShowNames(show):
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"""
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Figures out every possible variation of the name for a particular show. Includes TVDB name, TVRage name,
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country codes on the end, eg. "Show Name (AU)", and any scene exception names.
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show: a TVShow object that we should get the names of
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Returns: a list of all the possible show names
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"""
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showNames = [show.name]
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showNames += [name for name in get_scene_exceptions(show.indexerid)]
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newShowNames = []
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country_list = countryList
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country_list.update(dict(zip(countryList.values(), countryList.keys())))
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# if we have "Show Name Australia" or "Show Name (Australia)" this will add "Show Name (AU)" for
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# any countries defined in common.countryList
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# (and vice versa)
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for curName in set(showNames):
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if not curName:
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continue
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for curCountry in country_list:
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if curName.endswith(' ' + curCountry):
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newShowNames.append(curName.replace(' ' + curCountry, ' (' + country_list[curCountry] + ')'))
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elif curName.endswith(' (' + curCountry + ')'):
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newShowNames.append(curName.replace(' (' + curCountry + ')', ' (' + country_list[curCountry] + ')'))
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showNames += newShowNames
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return showNames
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def determineReleaseName(dir_name=None, nzb_name=None):
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"""Determine a release name from an nzb and/or folder name"""
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if nzb_name is not None:
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logger.log(u"Using nzb_name for release name.")
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return nzb_name.rpartition('.')[0]
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if dir_name is None:
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return None
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# try to get the release name from nzb/nfo
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file_types = ["*.nzb", "*.nfo"]
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for search in file_types:
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reg_expr = re.compile(fnmatch.translate(search), re.IGNORECASE)
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files = [file_name for file_name in ek.ek(os.listdir, dir_name) if ek.ek(os.path.isfile, ek.ek(os.path.join, dir_name, file_name))]
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results = filter(reg_expr.search, files)
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if len(results) == 1:
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found_file = ek.ek(os.path.basename, results[0])
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found_file = found_file.rpartition('.')[0]
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if filterBadReleases(found_file):
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logger.log(u"Release name (" + found_file + ") found from file (" + results[0] + ")")
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return found_file.rpartition('.')[0]
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# If that fails, we try the folder
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folder = ek.ek(os.path.basename, dir_name)
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if filterBadReleases(folder):
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# NOTE: Multiple failed downloads will change the folder name.
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# (e.g., appending #s)
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# Should we handle that?
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logger.log(u"Folder name (" + folder + ") appears to be a valid release name. Using it.")
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return folder
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return None
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