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# -*- coding: utf-8 -*-
from __future__ import absolute_import
import io
import logging
from random import randint
from zipfile import ZipFile, is_zipfile
from rarfile import RarFile, is_rarfile
from guessit import guessit
from requests import Session
import chardet
from bs4 import NavigableString, UnicodeDammit
from subzero.language import Language
from subliminal_patch.providers import Provider
from subliminal_patch.providers.mixins import ProviderSubtitleArchiveMixin
from subliminal_patch.subtitle import Subtitle, guess_matches
from subliminal_patch.score import framerate_equal
from subliminal.exceptions import ProviderError
from subliminal.providers import ParserBeautifulSoup
from subliminal.subtitle import sanitize
from subliminal.video import Movie
from .utils import FIRST_THOUSAND_OR_SO_USER_AGENTS as AGENT_LIST
logger = logging.getLogger(__name__)
class NekurSubtitle(Subtitle):
"""Nekur Subtitle."""
provider_name = 'nekur'
def __init__(self, language, page_link, download_link, title, year, imdb_id, fps, notes):
super(NekurSubtitle, self).__init__(language, page_link=page_link)
self.download_link = download_link
self.title = title
self.year = year
self.imdb_id = imdb_id
self.fps = fps
self.notes = notes
self.matches = None
self.release_info = notes
@property
def id(self):
return self.download_link
def get_matches(self, video):
matches = set()
if isinstance(video, Movie):
# title
if video.title and sanitize(self.title) == sanitize(video.title):
matches.add('title')
# year
if video.year and self.year == video.year:
matches.add('year')
# imdb id
if video.imdb_id and self.imdb_id == video.imdb_id:
matches.add('imdb_id')
# fps
if video.fps and self.fps and not framerate_equal(video.fps, self.fps):
logger.warning("nekur: Wrong FPS (expected: %s, got: %s)", video.fps, self.fps)
# guess additional info from notes
matches |= guess_matches(video, guessit(self.notes, {'type': 'movie'}), partial=True)
self.matches = matches
return matches
def guess_encoding(self):
# override default subtitle guess_encoding method to not include language-specific encodings guessing
# chardet encoding detection seem to yield better results
"""Guess encoding using chardet.
:return: the guessed encoding.
:rtype: str
"""
if self._guessed_encoding:
return self._guessed_encoding
logger.info('Guessing encoding for language %s', self.language)
# guess/detect encoding using chardet
encoding = chardet.detect(self.content)['encoding']
logger.info('Chardet found encoding %s', encoding)
if not encoding:
# fallback on bs4
logger.info('Falling back to bs4 detection')
a = UnicodeDammit(self.content)
logger.info("bs4 detected encoding: %s", a.original_encoding)
if a.original_encoding:
self._guessed_encoding = a.original_encoding
return a.original_encoding
raise ValueError(u"Couldn't guess the proper encoding for %s", self)
self._guessed_encoding = encoding
return encoding
class NekurProvider(Provider, ProviderSubtitleArchiveMixin):
"""Nekur Provider."""
subtitle_class = NekurSubtitle
languages = {Language('lva', 'LV')} | {Language.fromalpha2(l) for l in ['lv']}
video_types = (Movie,)
server_url = 'http://subtitri.nekur.net/'
search_url = server_url + 'modules/Subtitles.php'
def __init__(self):
self.session = None
def initialize(self):
self.session = Session()
self.session.headers['User-Agent'] = AGENT_LIST[randint(0, len(AGENT_LIST) - 1)]
self.session.headers['Referer'] = self.server_url
def terminate(self):
self.session.close()
def query(self, title):
subtitles = []
data = {
'ajax': '1',
'sSearch': title,
}
r = self.session.post(self.search_url, data=data, timeout=10)
r.raise_for_status()
if not r.content:
logger.debug('No data returned from provider')
return []
soup = ParserBeautifulSoup(r.content.decode('utf-8', 'ignore'), ['lxml', 'html.parser'])
# loop over subtitle cells
rows = soup.select('tbody > tr')
for row in rows:
# title
title_anchor_el = row.select_one('.title > a')
title_inner_text = [element for element in title_anchor_el if isinstance(element, NavigableString)]
title = title_inner_text[0].strip()
# year
year = row.select_one('.year').text.strip('()')
# download link
href = title_anchor_el.get('href')
download_link = self.server_url + href
# imdb id
imdb_td = row.select_one('td:nth-of-type(4)')
imdb_link = imdb_td.select_one('a').get('href')
imdb_id = imdb_link.split('/')[-2]
# fps
fps = row.select_one('.fps').text.strip()
# additional notes
notes = row.select_one('.notes').text.strip()
# page link = download link (there is no seperate subtitle page link)
page_link = download_link
# create/add the subitle
subtitle = self.subtitle_class(Language.fromalpha2('lv'), page_link, download_link, title, year, imdb_id, fps, notes)
logger.debug('nekur: Found subtitle %r', subtitle)
subtitles.append(subtitle)
return subtitles
def list_subtitles(self, video, languages):
if isinstance(video, Movie):
titles = [video.title] + video.alternative_titles
else:
titles = []
subtitles = []
# query for subtitles
for title in titles:
if isinstance(video, Movie):
subtitles += [s for s in self.query(title) if s.language in languages]
return subtitles
def download_subtitle(self, subtitle):
if isinstance(subtitle, NekurSubtitle):
# download the subtitle
r = self.session.get(subtitle.download_link, timeout=10)
r.raise_for_status()
# open the archive
archive_stream = io.BytesIO(r.content)
if is_rarfile(archive_stream):
archive = RarFile(archive_stream)
elif is_zipfile(archive_stream):
archive = ZipFile(archive_stream)
else:
subtitle.content = r.content
if subtitle.is_valid():
return
subtitle.content = None
raise ProviderError('Unidentified archive type')
subtitle.content = self.get_subtitle_from_archive(subtitle, archive)
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