mirror of https://github.com/yt-dlp/yt-dlp.git
[crackle] Improve extraction (See desc)
Closes #282 * Refactor authorization as an extension to `_download_json` * Better error messages and warnings * Respect `--ignore-no-formats-error` * Extract subtitles from manifests * Try with crackle's geo-location service if all hard-coded countries fail
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pukkandan
parent
e28f1c0ae8
commit
07e4a40a9a
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@ -12,6 +12,7 @@ from ..utils import (
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determine_ext,
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float_or_none,
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int_or_none,
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orderedSet,
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parse_age_limit,
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parse_duration,
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url_or_none,
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@ -66,59 +67,104 @@ class CrackleIE(InfoExtractor):
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},
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}
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def _download_json(self, url, *args, **kwargs):
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# Authorization generation algorithm is reverse engineered from:
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# https://www.sonycrackle.com/static/js/main.ea93451f.chunk.js
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timestamp = time.strftime('%Y%m%d%H%M', time.gmtime())
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h = hmac.new(b'IGSLUQCBDFHEOIFM', '|'.join([url, timestamp]).encode(), hashlib.sha1).hexdigest().upper()
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headers = {
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'Accept': 'application/json',
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'Authorization': '|'.join([h, timestamp, '117', '1']),
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}
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return InfoExtractor._download_json(self, url, *args, headers=headers, **kwargs)
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def _real_extract(self, url):
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video_id = self._match_id(url)
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country_code = self._downloader.params.get('geo_bypass_country', None)
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countries = [country_code] if country_code else (
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'US', 'AU', 'CA', 'AS', 'FM', 'GU', 'MP', 'PR', 'PW', 'MH', 'VI')
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geo_bypass_country = self._downloader.params.get('geo_bypass_country', None)
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countries = orderedSet((geo_bypass_country, 'US', 'AU', 'CA', 'AS', 'FM', 'GU', 'MP', 'PR', 'PW', 'MH', 'VI', ''))
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num_countries, num = len(countries) - 1, 0
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last_e = None
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media = {}
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for num, country in enumerate(countries):
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if num == 1: # start hard-coded list
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self.report_warning('%s. Trying with a list of known countries' % (
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'Unable to obtain video formats from %s API' % geo_bypass_country if geo_bypass_country
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else 'No country code was given using --geo-bypass-country'))
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elif num == num_countries: # end of list
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geo_info = self._download_json(
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'https://web-api-us.crackle.com/Service.svc/geo/country',
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video_id, fatal=False, note='Downloading geo-location information from crackle API',
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errnote='Unable to fetch geo-location information from crackle') or {}
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country = geo_info.get('CountryCode')
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if country is None:
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continue
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self.to_screen('%s identified country as %s' % (self.IE_NAME, country))
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if country in countries:
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self.to_screen('Downloading from %s API was already attempted. Skipping...' % country)
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continue
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for country in countries:
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if country is None:
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continue
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try:
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# Authorization generation algorithm is reverse engineered from:
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# https://www.sonycrackle.com/static/js/main.ea93451f.chunk.js
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media_detail_url = 'https://web-api-us.crackle.com/Service.svc/details/media/%s/%s?disableProtocols=true' % (video_id, country)
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timestamp = time.strftime('%Y%m%d%H%M', time.gmtime())
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h = hmac.new(b'IGSLUQCBDFHEOIFM', '|'.join([media_detail_url, timestamp]).encode(), hashlib.sha1).hexdigest().upper()
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media = self._download_json(
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media_detail_url, video_id, 'Downloading media JSON as %s' % country,
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'Unable to download media JSON', headers={
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'Accept': 'application/json',
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'Authorization': '|'.join([h, timestamp, '117', '1']),
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})
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'https://web-api-us.crackle.com/Service.svc/details/media/%s/%s?disableProtocols=true' % (video_id, country),
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video_id, note='Downloading media JSON from %s API' % country,
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errnote='Unable to download media JSON')
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except ExtractorError as e:
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# 401 means geo restriction, trying next country
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if isinstance(e.cause, compat_HTTPError) and e.cause.code == 401:
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last_e = e
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continue
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raise
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media_urls = media.get('MediaURLs')
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if not media_urls or not isinstance(media_urls, list):
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continue
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status = media.get('status')
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if status.get('messageCode') != '0':
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raise ExtractorError(
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'%s said: %s %s - %s' % (
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self.IE_NAME, status.get('messageCodeDescription'), status.get('messageCode'), status.get('message')),
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expected=True)
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# Found video formats
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if isinstance(media.get('MediaURLs'), list):
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break
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ignore_no_formats = self._downloader.params.get('ignore_no_formats_error')
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allow_unplayable_formats = self._downloader.params.get('allow_unplayable_formats')
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if not media or (not media.get('MediaURLs') and not ignore_no_formats):
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raise ExtractorError(
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'Unable to access the crackle API. Try passing your country code '
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'to --geo-bypass-country. If it still does not work and the '
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'video is available in your country')
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title = media['Title']
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formats = []
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for e in media['MediaURLs']:
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if not self._downloader.params.get('allow_unplayable_formats') and e.get('UseDRM') is True:
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formats, subtitles = [], {}
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has_drm = False
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for e in media.get('MediaURLs') or []:
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if e.get('UseDRM'):
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has_drm = True
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if not allow_unplayable_formats:
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continue
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format_url = url_or_none(e.get('Path'))
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if not format_url:
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continue
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ext = determine_ext(format_url)
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if ext == 'm3u8':
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formats.extend(self._extract_m3u8_formats(
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fmts, subs = self._extract_m3u8_formats_and_subtitles(
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format_url, video_id, 'mp4', entry_protocol='m3u8_native',
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m3u8_id='hls', fatal=False))
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m3u8_id='hls', fatal=False)
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formats.extend(fmts)
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subtitles = self._merge_subtitles(subtitles, subs)
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elif ext == 'mpd':
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formats.extend(self._extract_mpd_formats(
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format_url, video_id, mpd_id='dash', fatal=False))
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fmts, subs = self._extract_mpd_formats_and_subtitles(
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format_url, video_id, mpd_id='dash', fatal=False)
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formats.extend(fmts)
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subtitles = self._merge_subtitles(subtitles, subs)
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elif format_url.endswith('.ism/Manifest'):
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formats.extend(self._extract_ism_formats(
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format_url, video_id, ism_id='mss', fatal=False))
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fmts, subs = self._extract_ism_formats_and_subtitles(
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format_url, video_id, ism_id='mss', fatal=False)
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formats.extend(fmts)
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subtitles = self._merge_subtitles(subtitles, subs)
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else:
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mfs_path = e.get('Type')
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mfs_info = self._MEDIA_FILE_SLOTS.get(mfs_path)
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@ -130,6 +176,8 @@ class CrackleIE(InfoExtractor):
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'width': mfs_info['width'],
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'height': mfs_info['height'],
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})
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if not formats and has_drm and not ignore_no_formats:
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raise ExtractorError('The video is DRM protected', expected=True)
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self._sort_formats(formats)
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description = media.get('Description')
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@ -151,7 +199,6 @@ class CrackleIE(InfoExtractor):
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else:
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series = episode = season_number = episode_number = None
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subtitles = {}
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cc_files = media.get('ClosedCaptionFiles')
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if isinstance(cc_files, list):
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for cc_file in cc_files:
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@ -196,5 +243,3 @@ class CrackleIE(InfoExtractor):
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'subtitles': subtitles,
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'formats': formats,
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}
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raise last_e
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