You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
162 lines
5.1 KiB
162 lines
5.1 KiB
# -*- coding: utf-8 -*-
|
|
import logging
|
|
|
|
from bs4 import BeautifulSoup, FeatureNotFound
|
|
from six.moves.xmlrpc_client import SafeTransport
|
|
|
|
from ..video import Episode, Movie
|
|
|
|
logger = logging.getLogger(__name__)
|
|
|
|
|
|
class TimeoutSafeTransport(SafeTransport):
|
|
"""Timeout support for ``xmlrpc.client.SafeTransport``."""
|
|
def __init__(self, timeout, *args, **kwargs):
|
|
SafeTransport.__init__(self, *args, **kwargs)
|
|
self.timeout = timeout
|
|
|
|
def make_connection(self, host):
|
|
c = SafeTransport.make_connection(self, host)
|
|
c.timeout = self.timeout
|
|
|
|
return c
|
|
|
|
|
|
class ParserBeautifulSoup(BeautifulSoup):
|
|
"""A ``bs4.BeautifulSoup`` that picks the first parser available in `parsers`.
|
|
|
|
:param markup: markup for the ``bs4.BeautifulSoup``.
|
|
:param list parsers: parser names, in order of preference.
|
|
|
|
"""
|
|
def __init__(self, markup, parsers, **kwargs):
|
|
# reject features
|
|
if set(parsers).intersection({'fast', 'permissive', 'strict', 'xml', 'html', 'html5'}):
|
|
raise ValueError('Features not allowed, only parser names')
|
|
|
|
# reject some kwargs
|
|
if 'features' in kwargs:
|
|
raise ValueError('Cannot use features kwarg')
|
|
if 'builder' in kwargs:
|
|
raise ValueError('Cannot use builder kwarg')
|
|
|
|
# pick the first parser available
|
|
for parser in parsers:
|
|
try:
|
|
super(ParserBeautifulSoup, self).__init__(markup, parser, **kwargs)
|
|
return
|
|
except FeatureNotFound:
|
|
pass
|
|
|
|
raise FeatureNotFound
|
|
|
|
|
|
class Provider(object):
|
|
"""Base class for providers.
|
|
|
|
If any configuration is possible for the provider, like credentials, it must take place during instantiation.
|
|
|
|
:raise: :class:`~subliminal.exceptions.ConfigurationError` if there is a configuration error
|
|
|
|
"""
|
|
#: Supported set of :class:`~babelfish.language.Language`
|
|
languages = set()
|
|
|
|
#: Supported video types
|
|
video_types = (Episode, Movie)
|
|
|
|
#: Required hash, if any
|
|
required_hash = None
|
|
|
|
def __enter__(self):
|
|
self.initialize()
|
|
return self
|
|
|
|
def __exit__(self, exc_type, exc_value, traceback):
|
|
self.terminate()
|
|
|
|
def initialize(self):
|
|
"""Initialize the provider.
|
|
|
|
Must be called when starting to work with the provider. This is the place for network initialization
|
|
or login operations.
|
|
|
|
.. note::
|
|
This is called automatically when entering the `with` statement
|
|
|
|
"""
|
|
raise NotImplementedError
|
|
|
|
def terminate(self):
|
|
"""Terminate the provider.
|
|
|
|
Must be called when done with the provider. This is the place for network shutdown or logout operations.
|
|
|
|
.. note::
|
|
This is called automatically when exiting the `with` statement
|
|
|
|
"""
|
|
raise NotImplementedError
|
|
|
|
@classmethod
|
|
def check(cls, video):
|
|
"""Check if the `video` can be processed.
|
|
|
|
The `video` is considered invalid if not an instance of :attr:`video_types` or if the :attr:`required_hash` is
|
|
not present in :attr:`~subliminal.video.Video.hashes` attribute of the `video`.
|
|
|
|
:param video: the video to check.
|
|
:type video: :class:`~subliminal.video.Video`
|
|
:return: `True` if the `video` is valid, `False` otherwise.
|
|
:rtype: bool
|
|
|
|
"""
|
|
if not isinstance(video, cls.video_types):
|
|
return False
|
|
if cls.required_hash is not None and cls.required_hash not in video.hashes:
|
|
return False
|
|
|
|
return True
|
|
|
|
def query(self, *args, **kwargs):
|
|
"""Query the provider for subtitles.
|
|
|
|
Arguments should match as much as possible the actual parameters for querying the provider
|
|
|
|
:return: found subtitles.
|
|
:rtype: list of :class:`~subliminal.subtitle.Subtitle`
|
|
:raise: :class:`~subliminal.exceptions.ProviderError`
|
|
|
|
"""
|
|
raise NotImplementedError
|
|
|
|
def list_subtitles(self, video, languages):
|
|
"""List subtitles for the `video` with the given `languages`.
|
|
|
|
This will call the :meth:`query` method internally. The parameters passed to the :meth:`query` method may
|
|
vary depending on the amount of information available in the `video`.
|
|
|
|
:param video: video to list subtitles for.
|
|
:type video: :class:`~subliminal.video.Video`
|
|
:param languages: languages to search for.
|
|
:type languages: set of :class:`~babelfish.language.Language`
|
|
:return: found subtitles.
|
|
:rtype: list of :class:`~subliminal.subtitle.Subtitle`
|
|
:raise: :class:`~subliminal.exceptions.ProviderError`
|
|
|
|
"""
|
|
raise NotImplementedError
|
|
|
|
def download_subtitle(self, subtitle):
|
|
"""Download `subtitle`'s :attr:`~subliminal.subtitle.Subtitle.content`.
|
|
|
|
:param subtitle: subtitle to download.
|
|
:type subtitle: :class:`~subliminal.subtitle.Subtitle`
|
|
:raise: :class:`~subliminal.exceptions.ProviderError`
|
|
|
|
"""
|
|
raise NotImplementedError
|
|
|
|
def __repr__(self):
|
|
return '<%s [%r]>' % (self.__class__.__name__, self.video_types)
|