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bazarr/custom_libs/subscene_api/subscene.py

300 lines
8.2 KiB

# -*- coding: utf-8 -*-
# vim: fenc=utf-8 ts=4 et sw=4 sts=4
# This file is part of Subscene-API.
#
# Subscene-API 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.
#
# Subscene-API 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 this program. If not, see <http://www.gnu.org/licenses/>.
"""
Python wrapper for Subscene subtitle database.
since Subscene doesn't provide an official API, I wrote
this script that does the job by parsing the website"s pages.
"""
# imports
import re
import enum
import sys
import requests
import time
import logging
is_PY2 = sys.version_info[0] < 3
if is_PY2:
from contextlib2 import suppress
from urllib2 import Request, urlopen
else:
from contextlib import suppress
from urllib.request import Request, urlopen
from dogpile.cache.api import NO_VALUE
from subliminal.cache import region
from bs4 import BeautifulSoup, NavigableString
logger = logging.getLogger(__name__)
# constants
HEADERS = {
}
SITE_DOMAIN = "https://subscene.com"
DEFAULT_USER_AGENT = "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_9_3) AppleWeb"\
"Kit/537.36 (KHTML, like Gecko) Chrome/35.0.1916.47 Safari/537.36"
ENDPOINT_RE = re.compile(r'(?uis)<form.+?action="/subtitles/(.+)">.*?<input type="text"')
class NewEndpoint(Exception):
pass
# utils
def soup_for(url, data=None, session=None, user_agent=DEFAULT_USER_AGENT):
url = re.sub("\s", "+", url)
if not session:
r = Request(url, data=None, headers=dict(HEADERS, **{"User-Agent": user_agent}))
html = urlopen(r).read().decode("utf-8")
else:
ret = session.post(url, data=data)
ret.raise_for_status()
html = ret.text
return BeautifulSoup(html, "html.parser")
class AttrDict(object):
def __init__(self, *attrs):
self._attrs = attrs
for attr in attrs:
setattr(self, attr, "")
def to_dict(self):
return {k: getattr(self, k) for k in self._attrs}
# models
@enum.unique
class SearchTypes(enum.Enum):
Exact = 1
TvSerie = 2
Popular = 3
Close = 4
SectionsParts = {
SearchTypes.Exact: "Exact",
SearchTypes.TvSerie: "TV-Series",
SearchTypes.Popular: "Popular",
SearchTypes.Close: "Close"
}
class Subtitle(object):
def __init__(self, title, url, language, owner_username, owner_url,
description, hearing_impaired):
self.title = title
self.url = url
self.language = language
self.owner_username = owner_username
self.owner_url = owner_url
self.description = description
self.hearing_impaired = hearing_impaired
self._zipped_url = None
def __str__(self):
return self.title
@classmethod
def from_rows(cls, rows):
subtitles = []
for row in rows:
if row.td.a is not None and row.td.get("class", ["lazy"])[0] != "empty":
subtitles.append(cls.from_row(row))
return subtitles
@classmethod
def from_row(cls, row):
attrs = AttrDict("title", "url", "language", "owner_username",
"owner_url", "description", "hearing_impaired")
with suppress(Exception):
attrs.title = row.find("td", "a1").a.find_all("span")[1].text \
.strip()
with suppress(Exception):
attrs.url = SITE_DOMAIN + row.find("td", "a1").a.get("href")
with suppress(Exception):
attrs.language = row.find("td", "a1").a.find_all("span")[0].text \
.strip()
with suppress(Exception):
attrs.owner_username = row.find("td", "a5").a.text.strip()
with suppress(Exception):
attrs.owner_page = SITE_DOMAIN + row.find("td", "a5").a \
.get("href").strip()
with suppress(Exception):
attrs.description = row.find("td", "a6").div.text.strip()
with suppress(Exception):
attrs.hearing_impaired = bool(row.find("td", "a41"))
return cls(**attrs.to_dict())
@classmethod
def get_zipped_url(cls, url, session=None):
soup = soup_for(url, session=session)
return SITE_DOMAIN + soup.find("div", "download").a.get("href")
@property
def zipped_url(self):
if self._zipped_url:
return self._zipped_url
self._zipped_url = Subtitle.get_zipped_url(self.url)
return self._zipped_url
class Film(object):
def __init__(self, title, year=None, imdb=None, cover=None,
subtitles=None):
self.title = title
self.year = year
self.imdb = imdb
self.cover = cover
self.subtitles = subtitles
def __str__(self):
return self.title
@classmethod
def from_url(cls, url, session=None):
soup = soup_for(url, session=session)
content = soup.find("div", "subtitles")
header = content.find("div", "box clearfix")
cover = None
try:
cover = header.find("div", "poster").img.get("src")
except AttributeError:
pass
title = header.find("div", "header").h2.text[:-12].strip()
imdb = header.find("div", "header").h2.find("a", "imdb").get("href")
year = header.find("div", "header").ul.li.text
year = int(re.findall(r"[0-9]+", year)[0])
rows = content.find("table").tbody.find_all("tr")
subtitles = Subtitle.from_rows(rows)
return cls(title, year, imdb, cover, subtitles)
# functions
def section_exists(soup, section):
tag_part = SectionsParts[section]
try:
headers = soup.find("div", "search-result").find_all("h2")
except AttributeError:
return False
for header in headers:
if tag_part in header.text:
return True
return False
def get_first_film(soup, section, year=None, session=None):
tag_part = SectionsParts[section]
tag = None
headers = soup.find("div", "search-result").find_all("h2")
for header in headers:
if tag_part in header.text:
tag = header
break
if not tag:
return
url = None
url = SITE_DOMAIN + tag.findNext("ul").find("li").div.a.get("href")
for t in tag.findNext("ul").findAll("li"):
if isinstance(t, NavigableString) or not t.div:
continue
if str(year) in t.div.a.string:
url = SITE_DOMAIN + t.div.a.get("href")
break
return Film.from_url(url, session=session)
def find_endpoint(session, content=None):
endpoint = region.get("subscene_endpoint2")
if endpoint is NO_VALUE:
if not content:
content = session.get(SITE_DOMAIN).text
m = ENDPOINT_RE.search(content)
if m:
endpoint = m.group(1).strip()
logger.debug("Switching main endpoint to %s", endpoint)
region.set("subscene_endpoint2", endpoint)
return endpoint
def search(term, release=True, session=None, year=None, limit_to=SearchTypes.Exact, throttle=0):
# note to subscene: if you actually start to randomize the endpoint, we'll have to query your server even more
if release:
endpoint = "release"
else:
endpoint = find_endpoint(session)
time.sleep(throttle)
if not endpoint:
logger.error("Couldn't find endpoint, exiting")
return
soup = soup_for("%s/subtitles/%s" % (SITE_DOMAIN, endpoint), data={"query": term},
session=session)
if soup:
if "Subtitle search by" in str(soup):
rows = soup.find("table").tbody.find_all("tr")
subtitles = Subtitle.from_rows(rows)
return Film(term, subtitles=subtitles)
for junk, search_type in SearchTypes.__members__.items():
if section_exists(soup, search_type):
return get_first_film(soup, search_type, year=year, session=session)
if limit_to == search_type:
return