mirror of
https://github.com/SickGear/SickGear.git
synced 2025-03-23 13:04:37 +00:00
1398c38275
Removed multi-threading as it was more problems then usefull for now. Added in match & snatch, any quality from initial quality settings gets downloaded first and does not continue searching, if archive qualities exist it'll stop once it hits max quality from said list.
450 lines
16 KiB
Python
450 lines
16 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 datetime
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import os.path
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import re
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import threading
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import regexes
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import time
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import sickbeard
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from sickbeard import logger, helpers, scene_numbering
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from dateutil import parser
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nameparser_lock = threading.Lock()
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class NameParser(object):
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ALL_REGEX = 0
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NORMAL_REGEX = 1
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SPORTS_REGEX = 2
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def __init__(self, file_name=True, regexMode=0):
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self.file_name = file_name
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self.regexMode = regexMode
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self.compiled_regexes = []
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self._compile_regexes(self.regexMode)
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def clean_series_name(self, series_name):
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"""Cleans up series name by removing any . and _
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characters, along with any trailing hyphens.
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Is basically equivalent to replacing all _ and . with a
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space, but handles decimal numbers in string, for example:
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>>> cleanRegexedSeriesName("an.example.1.0.test")
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'an example 1.0 test'
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>>> cleanRegexedSeriesName("an_example_1.0_test")
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'an example 1.0 test'
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Stolen from dbr's tvnamer
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"""
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series_name = re.sub("(\D)\.(?!\s)(\D)", "\\1 \\2", series_name)
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series_name = re.sub("(\d)\.(\d{4})", "\\1 \\2", series_name) # if it ends in a year then don't keep the dot
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series_name = re.sub("(\D)\.(?!\s)", "\\1 ", series_name)
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series_name = re.sub("\.(?!\s)(\D)", " \\1", series_name)
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series_name = series_name.replace("_", " ")
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series_name = re.sub("-$", "", series_name)
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series_name = re.sub("^\[.*\]", "", series_name)
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return series_name.strip()
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def _compile_regexes(self, regexMode):
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if regexMode <= self.ALL_REGEX:
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logger.log(u"Using ALL regexs", logger.DEBUG)
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uncompiled_regex = regexes.sports_regexs + regexes.ep_regexes
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elif regexMode == self.NORMAL_REGEX:
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logger.log(u"Using NORMAL regexs", logger.DEBUG)
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uncompiled_regex = regexes.ep_regexes
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elif regexMode == self.SPORTS_REGEX:
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logger.log(u"Using SPORTS regexs", logger.DEBUG)
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uncompiled_regex = regexes.sports_regexs
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else:
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logger.log(u"This is a programing ERROR. Fallback Using NORMAL regexs", logger.ERROR)
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uncompiled_regex = regexes.ep_regexes
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for (cur_pattern_name, cur_pattern) in uncompiled_regex:
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try:
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cur_regex = re.compile(cur_pattern, re.VERBOSE | re.IGNORECASE)
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except re.error, errormsg:
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logger.log(u"WARNING: Invalid episode_pattern, %s. %s" % (errormsg, cur_pattern))
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else:
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self.compiled_regexes.append((cur_pattern_name, cur_regex))
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def _parse_string(self, name):
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if not name:
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return None
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for (cur_regex_name, cur_regex) in self.compiled_regexes:
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match = cur_regex.match(name)
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if not match:
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continue
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result = ParseResult(name)
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result.which_regex = [cur_regex_name]
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named_groups = match.groupdict().keys()
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if 'series_name' in named_groups:
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result.series_name = match.group('series_name')
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if result.series_name:
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result.series_name = self.clean_series_name(result.series_name)
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if 'season_num' in named_groups:
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tmp_season = int(match.group('season_num'))
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if cur_regex_name == 'bare' and tmp_season in (19, 20):
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continue
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result.season_number = tmp_season
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if 'ep_num' in named_groups:
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ep_num = self._convert_number(match.group('ep_num'))
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if 'extra_ep_num' in named_groups and match.group('extra_ep_num'):
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result.episode_numbers = range(ep_num, self._convert_number(match.group('extra_ep_num')) + 1)
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else:
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result.episode_numbers = [ep_num]
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if 'sports_event_id' in named_groups:
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sports_event_id = match.group('sports_event_id')
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if sports_event_id:
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result.sports_event_id = int(match.group('sports_event_id'))
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if 'sports_event_name' in named_groups:
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result.sports_event_name = match.group('sports_event_name')
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if result.sports_event_name:
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result.sports_event_name = self.clean_series_name(result.sports_event_name)
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if 'sports_event_date' in named_groups:
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sports_event_date = match.group('sports_event_date')
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if sports_event_date:
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try:
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result.sports_event_date = parser.parse(sports_event_date, fuzzy=True).date()
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except:
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continue
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if 'air_year' in named_groups and 'air_month' in named_groups and 'air_day' in named_groups:
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year = int(match.group('air_year'))
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month = int(match.group('air_month'))
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day = int(match.group('air_day'))
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try:
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dtStr = '%s-%s-%s' % (year, month, day)
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result.air_date = datetime.datetime.strptime(dtStr, "%Y-%m-%d").date()
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except:
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continue
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if 'extra_info' in named_groups:
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tmp_extra_info = match.group('extra_info')
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# Show.S04.Special is almost certainly not every episode in the season
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if tmp_extra_info and cur_regex_name == 'season_only' and re.match(
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r'([. _-]|^)(special|extra)\w*([. _-]|$)', tmp_extra_info, re.I):
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continue
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result.extra_info = tmp_extra_info
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if 'release_group' in named_groups:
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result.release_group = match.group('release_group')
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return result
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return None
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def _combine_results(self, first, second, attr):
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# if the first doesn't exist then return the second or nothing
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if not first:
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if not second:
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return None
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else:
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return getattr(second, attr)
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# if the second doesn't exist then return the first
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if not second:
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return getattr(first, attr)
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a = getattr(first, attr)
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b = getattr(second, attr)
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# if a is good use it
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if a != None or (type(a) == list and len(a)):
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return a
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# if not use b (if b isn't set it'll just be default)
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else:
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return b
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def _unicodify(self, obj, encoding="utf-8"):
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if isinstance(obj, basestring):
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if not isinstance(obj, unicode):
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obj = unicode(obj, encoding)
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return obj
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def _convert_number(self, number):
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try:
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return int(number)
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except:
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numeral_map = zip(
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(1000, 900, 500, 400, 100, 90, 50, 40, 10, 9, 5, 4, 1),
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('M', 'CM', 'D', 'CD', 'C', 'XC', 'L', 'XL', 'X', 'IX', 'V', 'IV', 'I')
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)
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n = unicode(number).upper()
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i = result = 0
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for integer, numeral in numeral_map:
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while n[i:i + len(numeral)] == numeral:
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result += integer
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i += len(numeral)
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return result
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def parse(self, name):
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name = self._unicodify(name)
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cached = name_parser_cache.get(name)
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if cached:
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return cached
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# break it into parts if there are any (dirname, file name, extension)
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dir_name, file_name = os.path.split(name)
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ext_match = re.match('(.*)\.\w{3,4}$', file_name)
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if ext_match and self.file_name:
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base_file_name = ext_match.group(1)
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else:
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base_file_name = file_name
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# use only the direct parent dir
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dir_name = os.path.basename(dir_name)
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# set up a result to use
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final_result = ParseResult(name)
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# try parsing the file name
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file_name_result = self._parse_string(base_file_name)
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# parse the dirname for extra info if needed
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dir_name_result = self._parse_string(dir_name)
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# build the ParseResult object
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final_result.air_date = self._combine_results(file_name_result, dir_name_result, 'air_date')
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# sports event title
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final_result.sports_event_id = self._combine_results(file_name_result, dir_name_result, 'sports_event_id')
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final_result.sports_event_name = self._combine_results(file_name_result, dir_name_result, 'sports_event_name')
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final_result.sports_event_date = self._combine_results(file_name_result, dir_name_result, 'sports_event_date')
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if not final_result.air_date:
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final_result.season_number = self._combine_results(file_name_result, dir_name_result, 'season_number')
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final_result.episode_numbers = self._combine_results(file_name_result, dir_name_result, 'episode_numbers')
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# if the dirname has a release group/show name I believe it over the filename
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final_result.series_name = self._combine_results(dir_name_result, file_name_result, 'series_name')
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final_result.extra_info = self._combine_results(dir_name_result, file_name_result, 'extra_info')
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final_result.release_group = self._combine_results(dir_name_result, file_name_result, 'release_group')
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final_result.which_regex = []
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if final_result == file_name_result:
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final_result.which_regex = file_name_result.which_regex
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elif final_result == dir_name_result:
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final_result.which_regex = dir_name_result.which_regex
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else:
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if file_name_result:
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final_result.which_regex += file_name_result.which_regex
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if dir_name_result:
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final_result.which_regex += dir_name_result.which_regex
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# if there's no useful info in it then raise an exception
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if final_result.season_number == None and not final_result.episode_numbers and final_result.air_date == None and not final_result.series_name:
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raise InvalidNameException("Unable to parse " + name.encode(sickbeard.SYS_ENCODING, 'xmlcharrefreplace'))
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name_parser_cache.add(name, final_result)
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return final_result
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class ParseResult(object):
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def __init__(self,
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original_name,
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series_name=None,
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sports_event_id=None,
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sports_event_name=None,
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sports_event_date=None,
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season_number=None,
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episode_numbers=None,
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extra_info=None,
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release_group=None,
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air_date=None,
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show=None,
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):
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self.original_name = original_name
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self.series_name = series_name
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self.season_number = season_number
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if not episode_numbers:
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self.episode_numbers = []
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else:
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self.episode_numbers = episode_numbers
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self.extra_info = extra_info
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self.release_group = release_group
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self.air_date = air_date
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self.sports_event_id = sports_event_id
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self.sports_event_name = sports_event_name
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self.sports_event_date = sports_event_date
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self.which_regex = None
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self.show = show
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def __eq__(self, other):
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if not other:
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return False
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if self.series_name != other.series_name:
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return False
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if self.season_number != other.season_number:
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return False
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if self.episode_numbers != other.episode_numbers:
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return False
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if self.extra_info != other.extra_info:
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return False
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if self.release_group != other.release_group:
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return False
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if self.air_date != other.air_date:
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return False
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if self.sports_event_id != other.sports_event_id:
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return False
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if self.sports_event_name != other.sports_event_name:
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return False
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if self.sports_event_date != other.sports_event_date:
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return False
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return True
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def __str__(self):
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if self.series_name != None:
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to_return = self.series_name + u' - '
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else:
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to_return = u''
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if self.season_number != None:
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to_return += 'S' + str(self.season_number)
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if self.episode_numbers and len(self.episode_numbers):
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for e in self.episode_numbers:
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to_return += 'E' + str(e)
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if self.air_by_date:
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to_return += str(self.air_date)
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if self.sports:
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to_return += str(self.sports_event_name)
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to_return += str(self.sports_event_id)
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to_return += str(self.sports_event_date)
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if self.extra_info:
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to_return += ' - ' + self.extra_info
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if self.release_group:
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to_return += ' (' + self.release_group + ')'
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to_return += ' [ABD: ' + str(self.air_by_date) + ']'
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to_return += ' [SPORTS: ' + str(self.sports) + ']'
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to_return += ' [whichReg: ' + str(self.which_regex) + ']'
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return to_return.encode('utf-8')
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def convert(self):
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if self.air_by_date: return self # scene numbering does not apply to air-by-date
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if self.season_number == None: return self # can't work without a season
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if len(self.episode_numbers) == 0: return self # need at least one episode
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self.show = helpers.get_show_by_name(self.series_name)
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if not self.show:
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return self
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new_episode_numbers = []
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new_season_numbers = []
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for epNo in self.episode_numbers:
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(s, e) = scene_numbering.get_indexer_numbering(self.show.indexerid, self.show.indexer, self.season_number,
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epNo)
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new_episode_numbers.append(e)
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new_season_numbers.append(s)
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# need to do a quick sanity check here. It's possible that we now have episodes
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# from more than one season (by tvdb numbering), and this is just too much
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# for sickbeard, so we'd need to flag it.
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new_season_numbers = list(set(new_season_numbers)) # remove duplicates
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if len(new_season_numbers) > 1:
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raise InvalidNameException("Scene numbering results episodes from "
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"seasons %s, (i.e. more than one) and "
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"sickbeard does not support this. "
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"Sorry." % (str(new_season_numbers)))
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# I guess it's possible that we'd have duplicate episodes too, so lets
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# eliminate them
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new_episode_numbers = list(set(new_episode_numbers))
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new_episode_numbers.sort()
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self.episode_numbers = new_episode_numbers
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self.season_number = new_season_numbers[0]
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return self
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def _is_air_by_date(self):
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if self.season_number == None and len(self.episode_numbers) == 0 and self.air_date:
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return True
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return False
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air_by_date = property(_is_air_by_date)
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def _is_sports(self):
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if self.sports_event_date:
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return True
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return False
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sports = property(_is_sports)
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class NameParserCache(object):
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_previous_parsed = {}
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_cache_size = 100
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def add(self, name, parse_result):
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with nameparser_lock:
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self._previous_parsed[name] = parse_result
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_current_cache_size = len(self._previous_parsed)
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if _current_cache_size > self._cache_size:
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for i in range(_current_cache_size - self._cache_size):
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del self._previous_parsed[self._previous_parsed.keys()[0]]
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def get(self, name):
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with nameparser_lock:
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if name in self._previous_parsed:
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logger.log("Using cached parse result for: " + name, logger.DEBUG)
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return self._previous_parsed[name]
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name_parser_cache = NameParserCache()
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class InvalidNameException(Exception):
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"The given name is not valid"
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