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scene_exceptions.py
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/
scene_exceptions.py
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# Author: Nic Wolfe <nic@wolfeden.ca>
# URL: http://code.google.com/p/sickbeard/
#
# This file is part of Sick Beard.
#
# Sick Beard is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Sick Beard is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Sick Beard. If not, see <http://www.gnu.org/licenses/>.
import re
import urllib
from sickbeard.helpers import sanitizeSceneName
from sickbeard import name_cache
from sickbeard import logger
from sickbeard import db
def get_scene_exceptions(tvdb_id):
"""
Given a tvdb_id, return a list of all the scene exceptions.
"""
myDB = db.DBConnection("cache.db")
exceptions = myDB.select("SELECT show_name FROM scene_exceptions WHERE tvdb_id = ?", [tvdb_id])
return [cur_exception["show_name"] for cur_exception in exceptions]
def get_scene_exception_by_name(show_name):
"""
Given a show name, return the tvdbid of the exception, None if no exception
is present.
"""
myDB = db.DBConnection("cache.db")
# try the obvious case first
exception_result = myDB.select("SELECT tvdb_id FROM scene_exceptions WHERE LOWER(show_name) = ?", [show_name.lower()])
if exception_result:
return int(exception_result[0]["tvdb_id"])
all_exception_results = myDB.select("SELECT show_name, tvdb_id FROM scene_exceptions")
for cur_exception in all_exception_results:
cur_exception_name = cur_exception["show_name"]
cur_tvdb_id = int(cur_exception["tvdb_id"])
if show_name.lower() in (cur_exception_name.lower(), sanitizeSceneName(cur_exception_name).lower().replace('.',' ')):
logger.log(u"Scene exception lookup got tvdb id "+str(cur_tvdb_id)+u", using that", logger.DEBUG)
return cur_tvdb_id
return None
def retrieve_exceptions():
"""
Looks up the exceptions on github, parses them into a dict, and inserts them into the
scene_exceptions table in cache.db. Also clears the scene name cache.
"""
exception_dict = {}
# exceptions are stored on github pages
url = 'http://midgetspy.github.com/sb_tvdb_scene_exceptions/exceptions.txt'
open_url = urllib.urlopen(url)
# each exception is on one line with the format tvdb_id: 'show name 1', 'show name 2', etc
for cur_line in open_url.readlines():
tvdb_id, sep, aliases = cur_line.partition(':') #@UnusedVariable
if not aliases:
continue
tvdb_id = int(tvdb_id)
# regex out the list of shows, taking \' into account
alias_list = [re.sub(r'\\(.)', r'\1', x) for x in re.findall(r"'(.*?)(?<!\\)',?", aliases)]
exception_dict[tvdb_id] = alias_list
myDB = db.DBConnection("cache.db")
changed_exceptions = False
# write all the exceptions we got off the net into the database
for cur_tvdb_id in exception_dict:
# get a list of the existing exceptions for this ID
existing_exceptions = [x["show_name"] for x in myDB.select("SELECT * FROM scene_exceptions WHERE tvdb_id = ?", [cur_tvdb_id])]
for cur_exception in exception_dict[cur_tvdb_id]:
# if this exception isn't already in the DB then add it
if cur_exception not in existing_exceptions:
myDB.action("INSERT INTO scene_exceptions (tvdb_id, show_name) VALUES (?,?)", [cur_tvdb_id, cur_exception])
changed_exceptions = True
# since this could invalidate the results of the cache we clear it out after updating
if changed_exceptions:
name_cache.clearCache()