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Diffstat (limited to 'yt_dlp/extractor/wistia.py')
| -rw-r--r-- | yt_dlp/extractor/wistia.py | 394 |
1 files changed, 394 insertions, 0 deletions
diff --git a/yt_dlp/extractor/wistia.py b/yt_dlp/extractor/wistia.py new file mode 100644 index 0000000..884fa4b --- /dev/null +++ b/yt_dlp/extractor/wistia.py @@ -0,0 +1,394 @@ +import re +import urllib.error +import urllib.parse +from base64 import b64decode + +from .common import InfoExtractor +from ..utils import ( + ExtractorError, + HEADRequest, + determine_ext, + float_or_none, + int_or_none, + parse_qs, + traverse_obj, + try_get, + update_url_query, + urlhandle_detect_ext, +) + + +class WistiaBaseIE(InfoExtractor): + _VALID_ID_REGEX = r'(?P<id>[a-z0-9]{10})' + _VALID_URL_BASE = r'https?://(?:\w+\.)?wistia\.(?:net|com)/(?:embed/)?' + _EMBED_BASE_URL = 'http://fast.wistia.net/embed/' + + def _download_embed_config(self, config_type, config_id, referer): + base_url = self._EMBED_BASE_URL + '%s/%s' % (config_type, config_id) + embed_config = self._download_json( + base_url + '.json', config_id, headers={ + 'Referer': referer if referer.startswith('http') else base_url, # Some videos require this. + }) + + error = traverse_obj(embed_config, 'error') + if error: + raise ExtractorError( + f'Error while getting the playlist: {error}', expected=True) + + return embed_config + + def _get_real_ext(self, url): + ext = determine_ext(url, default_ext='bin') + if ext == 'bin': + urlh = self._request_webpage( + HEADRequest(url), None, note='Checking media extension', + errnote='HEAD request returned error', fatal=False) + if urlh: + ext = urlhandle_detect_ext(urlh, default='bin') + return 'mp4' if ext == 'mov' else ext + + def _extract_media(self, embed_config): + data = embed_config['media'] + video_id = data['hashedId'] + title = data['name'] + + formats = [] + thumbnails = [] + for a in data['assets']: + aurl = a.get('url') + if not aurl: + continue + astatus = a.get('status') + atype = a.get('type') + if (astatus is not None and astatus != 2) or atype in ('preview', 'storyboard'): + continue + elif atype in ('still', 'still_image'): + thumbnails.append({ + 'url': aurl.replace('.bin', f'.{self._get_real_ext(aurl)}'), + 'width': int_or_none(a.get('width')), + 'height': int_or_none(a.get('height')), + 'filesize': int_or_none(a.get('size')), + }) + else: + aext = a.get('ext') or self._get_real_ext(aurl) + display_name = a.get('display_name') + format_id = atype + if atype and atype.endswith('_video') and display_name: + format_id = '%s-%s' % (atype[:-6], display_name) + f = { + 'format_id': format_id, + 'url': aurl, + 'tbr': int_or_none(a.get('bitrate')) or None, + 'quality': 1 if atype == 'original' else None, + } + if display_name == 'Audio': + f.update({ + 'vcodec': 'none', + }) + else: + f.update({ + 'width': int_or_none(a.get('width')), + 'height': int_or_none(a.get('height')), + 'vcodec': a.get('codec'), + }) + if a.get('container') == 'm3u8' or aext == 'm3u8': + ts_f = f.copy() + ts_f.update({ + 'ext': 'ts', + 'format_id': f['format_id'].replace('hls-', 'ts-'), + 'url': f['url'].replace('.bin', '.ts'), + }) + formats.append(ts_f) + f.update({ + 'ext': 'mp4', + 'protocol': 'm3u8_native', + }) + else: + f.update({ + 'container': a.get('container'), + 'ext': aext, + 'filesize': int_or_none(a.get('size')), + }) + formats.append(f) + + subtitles = {} + for caption in data.get('captions', []): + language = caption.get('language') + if not language: + continue + subtitles[language] = [{ + 'url': self._EMBED_BASE_URL + 'captions/' + video_id + '.vtt?language=' + language, + }] + + return { + 'id': video_id, + 'title': title, + 'description': data.get('seoDescription'), + 'formats': formats, + 'thumbnails': thumbnails, + 'duration': float_or_none(data.get('duration')), + 'timestamp': int_or_none(data.get('createdAt')), + 'subtitles': subtitles, + } + + @classmethod + def _extract_from_webpage(cls, url, webpage): + from .teachable import TeachableIE + + if list(TeachableIE._extract_embed_urls(url, webpage)): + return + + yield from super()._extract_from_webpage(url, webpage) + + @classmethod + def _extract_wistia_async_embed(cls, webpage): + # https://wistia.com/support/embed-and-share/video-on-your-website + # https://wistia.com/support/embed-and-share/channel-embeds + yield from re.finditer( + r'''(?sx) + <(?:div|section)[^>]+class=([\"'])(?:(?!\1).)*?(?P<type>wistia[a-z_0-9]+)\s*\bwistia_async_(?P<id>[a-z0-9]{10})\b(?:(?!\1).)*?\1 + ''', webpage) + + @classmethod + def _extract_url_media_id(cls, url): + mobj = re.search(r'(?:wmediaid|wvideo(?:id)?)]?=(?P<id>[a-z0-9]{10})', urllib.parse.unquote_plus(url)) + if mobj: + return mobj.group('id') + + +class WistiaIE(WistiaBaseIE): + _VALID_URL = r'(?:wistia:|%s(?:iframe|medias)/)%s' % (WistiaBaseIE._VALID_URL_BASE, WistiaBaseIE._VALID_ID_REGEX) + _EMBED_REGEX = [ + r'''(?x) + <(?:meta[^>]+?content|(?:iframe|script)[^>]+?src)=["\'] + (?P<url>(?:https?:)?//(?:fast\.)?wistia\.(?:net|com)/embed/(?:iframe|medias)/[a-z0-9]{10}) + '''] + _TESTS = [{ + # with hls video + 'url': 'wistia:807fafadvk', + 'md5': 'daff0f3687a41d9a71b40e0e8c2610fe', + 'info_dict': { + 'id': '807fafadvk', + 'ext': 'mp4', + 'title': 'Drip Brennan Dunn Workshop', + 'description': 'a JV Webinars video', + 'upload_date': '20160518', + 'timestamp': 1463607249, + 'duration': 4987.11, + }, + 'skip': 'video unavailable', + }, { + 'url': 'wistia:a6ndpko1wg', + 'md5': '10c1ce9c4dde638202513ed17a3767bd', + 'info_dict': { + 'id': 'a6ndpko1wg', + 'ext': 'mp4', + 'title': 'Episode 2: Boxed Water\'s retention is thirsty', + 'upload_date': '20210324', + 'description': 'md5:da5994c2c2d254833b412469d9666b7a', + 'duration': 966.0, + 'timestamp': 1616614369, + 'thumbnail': 'https://embed-ssl.wistia.com/deliveries/53dc60239348dc9b9fba3755173ea4c2.png', + } + }, { + 'url': 'wistia:5vd7p4bct5', + 'md5': 'b9676d24bf30945d97060638fbfe77f0', + 'info_dict': { + 'id': '5vd7p4bct5', + 'ext': 'mp4', + 'title': 'md5:eaa9f64c4efd7b5f098b9b6118597679', + 'description': 'md5:a9bea0315f0616aa5df2dc413ddcdd0f', + 'upload_date': '20220915', + 'timestamp': 1663258727, + 'duration': 623.019, + 'thumbnail': r're:https?://embed(?:-ssl)?.wistia.com/.+\.jpg$', + }, + }, { + 'url': 'wistia:sh7fpupwlt', + 'only_matching': True, + }, { + 'url': 'http://fast.wistia.net/embed/iframe/sh7fpupwlt', + 'only_matching': True, + }, { + 'url': 'http://fast.wistia.com/embed/iframe/sh7fpupwlt', + 'only_matching': True, + }, { + 'url': 'http://fast.wistia.net/embed/medias/sh7fpupwlt.json', + 'only_matching': True, + }] + + _WEBPAGE_TESTS = [{ + 'url': 'https://www.weidert.com/blog/wistia-channels-video-marketing-tool', + 'info_dict': { + 'id': 'cqwukac3z1', + 'ext': 'mp4', + 'title': 'How Wistia Channels Can Help Capture Inbound Value From Your Video Content', + 'duration': 158.125, + 'timestamp': 1618974400, + 'description': 'md5:27abc99a758573560be72600ef95cece', + 'upload_date': '20210421', + 'thumbnail': 'https://embed-ssl.wistia.com/deliveries/6c551820ae950cdee2306d6cbe9ef742.jpg', + } + }, { + 'url': 'https://study.com/academy/lesson/north-american-exploration-failed-colonies-of-spain-france-england.html#lesson', + 'md5': 'b9676d24bf30945d97060638fbfe77f0', + 'info_dict': { + 'id': '5vd7p4bct5', + 'ext': 'mp4', + 'title': 'paywall_north-american-exploration-failed-colonies-of-spain-france-england', + 'upload_date': '20220915', + 'timestamp': 1663258727, + 'duration': 623.019, + 'thumbnail': 'https://embed-ssl.wistia.com/deliveries/83e6ec693e2c05a0ce65809cbaead86a.jpg', + 'description': 'a Paywall Videos video', + }, + }] + + def _real_extract(self, url): + video_id = self._match_id(url) + embed_config = self._download_embed_config('medias', video_id, url) + return self._extract_media(embed_config) + + @classmethod + def _extract_embed_urls(cls, url, webpage): + urls = list(super()._extract_embed_urls(url, webpage)) + for match in cls._extract_wistia_async_embed(webpage): + if match.group('type') != 'wistia_channel': + urls.append('wistia:%s' % match.group('id')) + for match in re.finditer(r'(?:data-wistia-?id=["\']|Wistia\.embed\(["\']|id=["\']wistia_)(?P<id>[a-z0-9]{10})', + webpage): + urls.append('wistia:%s' % match.group('id')) + if not WistiaChannelIE._extract_embed_urls(url, webpage): # Fallback + media_id = cls._extract_url_media_id(url) + if media_id: + urls.append('wistia:%s' % match.group('id')) + return urls + + +class WistiaPlaylistIE(WistiaBaseIE): + _VALID_URL = r'%splaylists/%s' % (WistiaBaseIE._VALID_URL_BASE, WistiaBaseIE._VALID_ID_REGEX) + + _TEST = { + 'url': 'https://fast.wistia.net/embed/playlists/aodt9etokc', + 'info_dict': { + 'id': 'aodt9etokc', + }, + 'playlist_count': 3, + } + + def _real_extract(self, url): + playlist_id = self._match_id(url) + playlist = self._download_embed_config('playlists', playlist_id, url) + + entries = [] + for media in (try_get(playlist, lambda x: x[0]['medias']) or []): + embed_config = media.get('embed_config') + if not embed_config: + continue + entries.append(self._extract_media(embed_config)) + + return self.playlist_result(entries, playlist_id) + + +class WistiaChannelIE(WistiaBaseIE): + _VALID_URL = r'(?:wistiachannel:|%schannel/)%s' % (WistiaBaseIE._VALID_URL_BASE, WistiaBaseIE._VALID_ID_REGEX) + + _TESTS = [{ + # JSON Embed API returns 403, should fall back to webpage + 'url': 'https://fast.wistia.net/embed/channel/yvyvu7wjbg?wchannelid=yvyvu7wjbg', + 'info_dict': { + 'id': 'yvyvu7wjbg', + 'title': 'Copysmith Tutorials and Education!', + 'description': 'Learn all things Copysmith via short and informative videos!' + }, + 'playlist_mincount': 7, + 'expected_warnings': ['falling back to webpage'], + }, { + 'url': 'https://fast.wistia.net/embed/channel/3802iirk0l', + 'info_dict': { + 'id': '3802iirk0l', + 'title': 'The Roof', + }, + 'playlist_mincount': 20, + }, { + # link to popup video, follow --no-playlist + 'url': 'https://fast.wistia.net/embed/channel/3802iirk0l?wchannelid=3802iirk0l&wmediaid=sp5dqjzw3n', + 'info_dict': { + 'id': 'sp5dqjzw3n', + 'ext': 'mp4', + 'title': 'The Roof S2: The Modern CRO', + 'thumbnail': 'https://embed-ssl.wistia.com/deliveries/dadfa9233eaa505d5e0c85c23ff70741.png', + 'duration': 86.487, + 'description': 'A sales leader on The Roof? Man, they really must be letting anyone up here this season.\n', + 'timestamp': 1619790290, + 'upload_date': '20210430', + }, + 'params': {'noplaylist': True, 'skip_download': True}, + }] + _WEBPAGE_TESTS = [{ + 'url': 'https://www.profitwell.com/recur/boxed-out', + 'info_dict': { + 'id': '6jyvmqz6zs', + 'title': 'Boxed Out', + 'description': 'md5:14a8a93a1dbe236718e6a59f8c8c7bae', + }, + 'playlist_mincount': 30, + }, { + # section instead of div + 'url': 'https://360learning.com/studio/onboarding-joei/', + 'info_dict': { + 'id': 'z874k93n2o', + 'title': 'Onboarding Joei.', + 'description': 'Coming to you weekly starting Feb 19th.', + }, + 'playlist_mincount': 20, + }, { + 'url': 'https://amplitude.com/amplify-sessions?amp%5Bwmediaid%5D=pz0m0l0if3&%5Bwvideo%5D=pz0m0l0if3&wchannelid=emyjmwjf79&wmediaid=i8um783bdt', + 'info_dict': { + 'id': 'pz0m0l0if3', + 'title': 'A Framework for Improving Product Team Performance', + 'ext': 'mp4', + 'timestamp': 1653935275, + 'upload_date': '20220530', + 'description': 'Learn how to help your company improve and achieve your product related goals.', + 'duration': 1854.39, + 'thumbnail': 'https://embed-ssl.wistia.com/deliveries/12fd19e56413d9d6f04e2185c16a6f8854e25226.png', + }, + 'params': {'noplaylist': True, 'skip_download': True}, + }] + + def _real_extract(self, url): + channel_id = self._match_id(url) + media_id = self._extract_url_media_id(url) + if not self._yes_playlist(channel_id, media_id, playlist_label='channel'): + return self.url_result(f'wistia:{media_id}', 'Wistia') + + try: + data = self._download_embed_config('channel', channel_id, url) + except (ExtractorError, urllib.error.HTTPError): + # Some channels give a 403 from the JSON API + self.report_warning('Failed to download channel data from API, falling back to webpage.') + webpage = self._download_webpage(f'https://fast.wistia.net/embed/channel/{channel_id}', channel_id) + data = self._parse_json( + self._search_regex(r'wchanneljsonp-%s\'\]\s*=[^\"]*\"([A-Za-z0-9=/]*)' % channel_id, webpage, 'jsonp', channel_id), + channel_id, transform_source=lambda x: urllib.parse.unquote_plus(b64decode(x).decode('utf-8'))) + + # XXX: can there be more than one series? + series = traverse_obj(data, ('series', 0), default={}) + + entries = [ + self.url_result(f'wistia:{video["hashedId"]}', WistiaIE, title=video.get('name')) + for video in traverse_obj(series, ('sections', ..., 'videos', ...)) or [] + if video.get('hashedId') + ] + + return self.playlist_result( + entries, channel_id, playlist_title=series.get('title'), playlist_description=series.get('description')) + + @classmethod + def _extract_embed_urls(cls, url, webpage): + yield from super()._extract_embed_urls(url, webpage) + for match in cls._extract_wistia_async_embed(webpage): + if match.group('type') == 'wistia_channel': + # original url may contain wmediaid query param + yield update_url_query(f'wistiachannel:{match.group("id")}', parse_qs(url)) |