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[youtube] Prefer UTC upload date for videos (#2223)

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Except for live/scheduled streams/premieres. 
Closes #1881
Related: #2402 
Authored-by: coletdjnz
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coletdev 2022-03-08 20:28:00 +13:00 committed by pukkandan
parent 497d2fab6c
commit 992f9a730b
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1 changed files with 99 additions and 4 deletions
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103
yt_dlp/extractor/youtube.py
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@ -2081,7 +2081,93 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
'age_limit': 0,
'channel_follower_count': int
}, 'params': {'format': 'mhtml', 'skip_download': True}
}
}, {
# Ensure video upload_date is in UTC timezone (video was uploaded 1641170939)
'url': 'https://www.youtube.com/watch?v=2NUZ8W2llS4',
'info_dict': {
'id': '2NUZ8W2llS4',
'ext': 'mp4',
'title': 'The NP that test your phone performance 🙂',
'description': 'md5:144494b24d4f9dfacb97c1bbef5de84d',
'uploader': 'Leon Nguyen',
'uploader_id': 'VNSXIII',
'uploader_url': 'http://www.youtube.com/user/VNSXIII',
'channel_id': 'UCRqNBSOHgilHfAczlUmlWHA',
'channel_url': 'https://www.youtube.com/channel/UCRqNBSOHgilHfAczlUmlWHA',
'duration': 21,
'view_count': int,
'age_limit': 0,
'categories': ['Gaming'],
'tags': 'count:23',
'playable_in_embed': True,
'live_status': 'not_live',
'upload_date': '20220103',
'like_count': int,
'availability': 'public',
'channel': 'Leon Nguyen',
'thumbnail': 'https://i.ytimg.com/vi_webp/2NUZ8W2llS4/maxresdefault.webp',
'channel_follower_count': int
}
}, {
# date text is premiered video, ensure upload date in UTC (published 1641172509)
'url': 'https://www.youtube.com/watch?v=mzZzzBU6lrM',
'info_dict': {
'id': 'mzZzzBU6lrM',
'ext': 'mp4',
'title': 'I Met GeorgeNotFound In Real Life...',
'description': 'md5:cca98a355c7184e750f711f3a1b22c84',
'uploader': 'Quackity',
'uploader_id': 'QuackityHQ',
'uploader_url': 'http://www.youtube.com/user/QuackityHQ',
'channel_id': 'UC_8NknAFiyhOUaZqHR3lq3Q',
'channel_url': 'https://www.youtube.com/channel/UC_8NknAFiyhOUaZqHR3lq3Q',
'duration': 955,
'view_count': int,
'age_limit': 0,
'categories': ['Entertainment'],
'tags': 'count:26',
'playable_in_embed': True,
'live_status': 'not_live',
'release_timestamp': 1641172509,
'release_date': '20220103',
'upload_date': '20220103',
'like_count': int,
'availability': 'public',
'channel': 'Quackity',
'thumbnail': 'https://i.ytimg.com/vi/mzZzzBU6lrM/maxresdefault.jpg',
'channel_follower_count': int
}
},
{ # continuous livestream. Microformat upload date should be preferred.
# Upload date was 2021-06-19 (not UTC), while stream start is 2021-11-27
'url': 'https://www.youtube.com/watch?v=kgx4WGK0oNU',
'info_dict': {
'id': 'kgx4WGK0oNU',
'title': r're:jazz\/lofi hip hop radio🌱chill beats to relax\/study to \[LIVE 24\/7\] \d{4}-\d{2}-\d{2} \d{2}:\d{2}',
'ext': 'mp4',
'channel_id': 'UC84whx2xxsiA1gXHXXqKGOA',
'availability': 'public',
'age_limit': 0,
'release_timestamp': 1637975704,
'upload_date': '20210619',
'channel_url': 'https://www.youtube.com/channel/UC84whx2xxsiA1gXHXXqKGOA',
'live_status': 'is_live',
'thumbnail': 'https://i.ytimg.com/vi/kgx4WGK0oNU/maxresdefault.jpg',
'uploader': '阿鲍Abao',
'uploader_url': 'http://www.youtube.com/channel/UC84whx2xxsiA1gXHXXqKGOA',
'channel': 'Abao in Tokyo',
'channel_follower_count': int,
'release_date': '20211127',
'tags': 'count:39',
'categories': ['People & Blogs'],
'like_count': int,
'uploader_id': 'UC84whx2xxsiA1gXHXXqKGOA',
'view_count': int,
'playable_in_embed': True,
'description': 'md5:2ef1d002cad520f65825346e2084e49d',
},
'params': {'skip_download': True}
},
]
@classmethod
@ -3336,9 +3422,6 @@ def feed_entry(name):
# URL checking if user don't care about getting the best possible thumbnail
'thumbnail': traverse_obj(original_thumbnails, (-1, 'url')),
'description': video_description,
'upload_date': unified_strdate(
get_first(microformats, 'uploadDate')
or search_meta('uploadDate')),
'uploader': get_first(video_details, 'author'),
'uploader_id': self._search_regex(r'/(?:channel|user)/([^/?&#]+)', owner_profile_url, 'uploader id') if owner_profile_url else None,
'uploader_url': owner_profile_url,
@ -3489,6 +3572,7 @@ def process_language(container, base_url, lang_code, sub_name, query):
for content in contents:
vpir = content.get('videoPrimaryInfoRenderer')
if vpir:
info['upload_date'] = strftime_or_none(self._extract_time_text(vpir, 'dateText')[0], '%Y%m%d')
stl = vpir.get('superTitleLink')
if stl:
stl = self._get_text(stl)
@ -3567,6 +3651,17 @@ def process_language(container, base_url, lang_code, sub_name, query):
'channel_id': 'uploader_id',
'channel_url': 'uploader_url',
}
# The upload date for scheduled and current live streams / premieres in microformats
# is generally the true upload date. Although not in UTC, we will prefer that in this case.
# Note this changes to the published date when the stream/premiere has finished.
# See: https://github.com/yt-dlp/yt-dlp/pull/2223#issuecomment-1008485139
if not info.get('upload_date') or info.get('is_live') or info.get('live_status') == 'is_upcoming':
info['upload_date'] = (
unified_strdate(get_first(microformats, 'uploadDate'))
or unified_strdate(search_meta('uploadDate'))
or info.get('upload_date'))
for to, frm in fallbacks.items():
if not info.get(to):
info[to] = info.get(frm)