From 21924742f79ccbd62d16ef4120518c6a5da8614e Mon Sep 17 00:00:00 2001 From: dirkf Date: Fri, 26 Apr 2024 18:57:44 +0100 Subject: [PATCH] [InfoExtractor] Misc yt-dlp back-ports, etc * add _yes_playlist() method * avoid crash using _NETRC_MACHINE * use _search_json() in _search_nextjs_data() * _search_nextjs_data() default is JSON, not text * test for above --- test/test_InfoExtractor.py | 3 ++ youtube_dl/extractor/common.py | 63 +++++++++++++++++++++++++--------- 2 files changed, 50 insertions(+), 16 deletions(-) diff --git a/test/test_InfoExtractor.py b/test/test_InfoExtractor.py index d55d6ad54..09100a1d6 100644 --- a/test/test_InfoExtractor.py +++ b/test/test_InfoExtractor.py @@ -153,6 +153,9 @@ class TestInfoExtractor(unittest.TestCase): ''' search = self.ie._search_nextjs_data(html, 'testID') self.assertEqual(search['props']['pageProps']['video']['id'], 'testid') + search = self.ie._search_nextjs_data( + 'no next.js data here, move along', 'testID', default={'status': 0}) + self.assertEqual(search['status'], 0) def test_search_nuxt_data(self): html = ''' diff --git a/youtube_dl/extractor/common.py b/youtube_dl/extractor/common.py index 7fae9e57b..b10e84416 100644 --- a/youtube_dl/extractor/common.py +++ b/youtube_dl/extractor/common.py @@ -1169,10 +1169,10 @@ class InfoExtractor(object): def _get_netrc_login_info(self, netrc_machine=None): username = None password = None - netrc_machine = netrc_machine or self._NETRC_MACHINE if self._downloader.params.get('usenetrc', False): try: + netrc_machine = netrc_machine or self._NETRC_MACHINE info = netrc.netrc().authenticators(netrc_machine) if info is not None: username = info[0] @@ -1180,7 +1180,7 @@ class InfoExtractor(object): else: raise netrc.NetrcParseError( 'No authenticators for %s' % netrc_machine) - except (IOError, netrc.NetrcParseError) as err: + except (AttributeError, IOError, netrc.NetrcParseError) as err: self._downloader.report_warning( 'parsing .netrc: %s' % error_to_compat_str(err)) @@ -1490,14 +1490,18 @@ class InfoExtractor(object): return dict((k, v) for k, v in info.items() if v is not None) def _search_nextjs_data(self, webpage, video_id, **kw): - nkw = dict((k, v) for k, v in kw.items() if k in ('transform_source', 'fatal')) - kw.pop('transform_source', None) - next_data = self._search_regex( - r''']+\bid\s*=\s*('|")__NEXT_DATA__\1[^>]*>(?P[^<]+)''', - webpage, 'next.js data', group='nd', **kw) - if not next_data: - return {} - return self._parse_json(next_data, video_id, **nkw) + # ..., *, transform_source=None, fatal=True, default=NO_DEFAULT + + # TODO: remove this backward compat + default = kw.get('default', NO_DEFAULT) + if default == '{}': + kw['default'] = {} + kw = compat_kwargs(kw) + + return self._search_json( + r''']*?\bid\s*=\s*('|")__NEXT_DATA__\1[^>]*>''', + webpage, 'next.js data', video_id, end_pattern='', + **kw) def _search_nuxt_data(self, webpage, video_id, *args, **kwargs): """Parses Nuxt.js metadata. This works as long as the function __NUXT__ invokes is a pure function""" @@ -3296,12 +3300,16 @@ class InfoExtractor(object): return ret @classmethod - def _merge_subtitles(cls, subtitle_dict1, subtitle_dict2): - """ Merge two subtitle dictionaries, language by language. """ - ret = dict(subtitle_dict1) - for lang in subtitle_dict2: - ret[lang] = cls._merge_subtitle_items(subtitle_dict1.get(lang, []), subtitle_dict2[lang]) - return ret + def _merge_subtitles(cls, subtitle_dict1, *subtitle_dicts, **kwargs): + """ Merge subtitle dictionaries, language by language. """ + + # ..., * , target=None + target = kwargs.get('target') or dict(subtitle_dict1) + + for subtitle_dict in subtitle_dicts: + for lang in subtitle_dict: + target[lang] = cls._merge_subtitle_items(target.get(lang, []), subtitle_dict[lang]) + return target def extract_automatic_captions(self, *args, **kwargs): if (self._downloader.params.get('writeautomaticsub', False) @@ -3334,6 +3342,29 @@ class InfoExtractor(object): def _generic_title(self, url): return compat_urllib_parse_unquote(os.path.splitext(url_basename(url))[0]) + def _yes_playlist(self, playlist_id, video_id, *args, **kwargs): + # smuggled_data=None, *, playlist_label='playlist', video_label='video' + smuggled_data = args[0] if len(args) == 1 else kwargs.get('smuggled_data') + playlist_label = kwargs.get('playlist_label', 'playlist') + video_label = kwargs.get('video_label', 'video') + + if not playlist_id or not video_id: + return not video_id + + no_playlist = (smuggled_data or {}).get('force_noplaylist') + if no_playlist is not None: + return not no_playlist + + video_id = '' if video_id is True else ' ' + video_id + noplaylist = self.get_param('noplaylist') + self.to_screen( + 'Downloading just the {0}{1} because of --no-playlist'.format(video_label, video_id) + if noplaylist else + 'Downloading {0}{1} - add --no-playlist to download just the {2}{3}'.format( + playlist_label, '' if playlist_id is True else ' ' + playlist_id, + video_label, video_id)) + return not noplaylist + class SearchInfoExtractor(InfoExtractor): """ -- 2.22.2