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https://github.com/ytdl-org/youtube-dl
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[twitch:vod] Switch to GraphQL for video metadata
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@ -171,6 +171,7 @@ class TwitchGraphQLBaseIE(TwitchBaseIE):
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'StreamMetadata': '1c719a40e481453e5c48d9bb585d971b8b372f8ebb105b17076722264dfa5b3e',
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'StreamMetadata': '1c719a40e481453e5c48d9bb585d971b8b372f8ebb105b17076722264dfa5b3e',
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'ComscoreStreamingQuery': 'e1edae8122517d013405f237ffcc124515dc6ded82480a88daef69c83b53ac01',
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'ComscoreStreamingQuery': 'e1edae8122517d013405f237ffcc124515dc6ded82480a88daef69c83b53ac01',
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'VideoPreviewOverlay': '3006e77e51b128d838fa4e835723ca4dc9a05c5efd4466c1085215c6e437e65c',
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'VideoPreviewOverlay': '3006e77e51b128d838fa4e835723ca4dc9a05c5efd4466c1085215c6e437e65c',
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'VideoMetadata': '226edb3e692509f727fd56821f5653c05740242c82b0388883e0c0e75dcbf687',
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}
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}
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def _download_base_gql(self, video_id, ops, note, fatal=True):
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def _download_base_gql(self, video_id, ops, note, fatal=True):
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@ -234,7 +235,7 @@ class TwitchVodIE(TwitchGraphQLBaseIE):
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'title': 'LCK Summer Split - Week 6 Day 1',
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'title': 'LCK Summer Split - Week 6 Day 1',
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'thumbnail': r're:^https?://.*\.jpg$',
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'thumbnail': r're:^https?://.*\.jpg$',
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'duration': 17208,
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'duration': 17208,
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'timestamp': 1435131709,
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'timestamp': 1435131734,
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'upload_date': '20150624',
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'upload_date': '20150624',
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'uploader': 'Riot Games',
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'uploader': 'Riot Games',
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'uploader_id': 'riotgames',
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'uploader_id': 'riotgames',
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@ -288,6 +289,22 @@ class TwitchVodIE(TwitchGraphQLBaseIE):
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'kraken/videos/%s' % item_id, item_id,
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'kraken/videos/%s' % item_id, item_id,
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'Downloading video info JSON'))
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'Downloading video info JSON'))
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def _download_info_gql(self, item_id):
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data = self._download_gql(
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item_id, [{
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'operationName': 'VideoMetadata',
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'variables': {
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'channelLogin': '',
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'videoID': item_id,
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},
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}],
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'Downloading stream metadata GraphQL')[0]['data']
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video = data.get('video')
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if video is None:
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raise ExtractorError(
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'Video %s does not exist' % item_id, expected=True)
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return self._extract_info_gql(video, item_id)
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@staticmethod
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@staticmethod
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def _extract_info(info):
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def _extract_info(info):
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status = info.get('status')
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status = info.get('status')
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@ -325,10 +342,32 @@ class TwitchVodIE(TwitchGraphQLBaseIE):
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'is_live': is_live,
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'is_live': is_live,
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}
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}
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@staticmethod
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def _extract_info_gql(info, item_id):
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vod_id = info.get('id') or item_id
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# id backward compatibility for download archives
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if vod_id[0] != 'v':
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vod_id = 'v%s' % vod_id
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thumbnail = url_or_none(info.get('previewThumbnailURL'))
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if thumbnail:
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for p in ('width', 'height'):
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thumbnail = thumbnail.replace('{%s}' % p, '0')
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return {
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'id': vod_id,
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'title': info.get('title') or 'Untitled Broadcast',
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'description': info.get('description'),
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'duration': int_or_none(info.get('lengthSeconds')),
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'thumbnail': thumbnail,
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'uploader': try_get(info, lambda x: x['owner']['displayName'], compat_str),
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'uploader_id': try_get(info, lambda x: x['owner']['login'], compat_str),
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'timestamp': unified_timestamp(info.get('publishedAt')),
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'view_count': int_or_none(info.get('viewCount')),
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}
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def _real_extract(self, url):
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def _real_extract(self, url):
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vod_id = self._match_id(url)
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vod_id = self._match_id(url)
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info = self._download_info(vod_id)
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info = self._download_info_gql(vod_id)
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access_token = self._download_access_token_gql(vod_id, 'video', 'id')
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access_token = self._download_access_token_gql(vod_id, 'video', 'id')
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formats = self._extract_m3u8_formats(
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formats = self._extract_m3u8_formats(
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