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[YouTube] Use new browse API for continuation page extraction. (#131)
Known issues (these issues existed in previous API as well) * Mix playlists only give 1 page (25 vids) * Trending only gives 1 video * History gives 5 pages (200 vids) Co-authored-by: colethedj, pukkandan
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Matthew
GitHub
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a5c5623470
@ -2,6 +2,7 @@
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from __future__ import unicode_literals
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import hashlib
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import itertools
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import json
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import os.path
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@ -274,7 +275,7 @@ class YoutubeBaseInfoExtractor(InfoExtractor):
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'context': {
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'client': {
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'clientName': 'WEB',
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'clientVersion': '2.20201021.03.00',
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'clientVersion': '2.20210301.08.00',
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}
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},
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}
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@ -283,15 +284,28 @@ class YoutubeBaseInfoExtractor(InfoExtractor):
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_YT_INITIAL_PLAYER_RESPONSE_RE = r'ytInitialPlayerResponse\s*=\s*({.+?})\s*;'
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_YT_INITIAL_BOUNDARY_RE = r'(?:var\s+meta|</script|\n)'
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def _call_api(self, ep, query, video_id, fatal=True):
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def _generate_sapisidhash_header(self):
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sapisid_cookie = self._get_cookies('https://www.youtube.com').get('SAPISID')
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if sapisid_cookie is None:
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return
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time_now = round(time.time())
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sapisidhash = hashlib.sha1((str(time_now) + " " + sapisid_cookie.value + " " + "https://www.youtube.com").encode("utf-8")).hexdigest()
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return "SAPISIDHASH %s_%s" % (time_now, sapisidhash)
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def _call_api(self, ep, query, video_id, fatal=True, headers=None,
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note='Downloading API JSON', errnote='Unable to download API page'):
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data = self._DEFAULT_API_DATA.copy()
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data.update(query)
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headers = headers or {}
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headers.update({'content-type': 'application/json'})
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auth = self._generate_sapisidhash_header()
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if auth is not None:
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headers.update({'Authorization': auth, 'X-Origin': 'https://www.youtube.com'})
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return self._download_json(
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'https://www.youtube.com/youtubei/v1/%s' % ep, video_id=video_id,
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note='Downloading API JSON', errnote='Unable to download API page',
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data=json.dumps(data).encode('utf8'), fatal=fatal,
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headers={'content-type': 'application/json'},
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'https://www.youtube.com/youtubei/v1/%s' % ep,
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video_id=video_id, fatal=fatal, note=note, errnote=errnote,
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data=json.dumps(data).encode('utf8'), headers=headers,
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query={'key': 'AIzaSyAO_FJ2SlqU8Q4STEHLGCilw_Y9_11qcW8'})
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def _extract_yt_initial_data(self, video_id, webpage):
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@ -2699,7 +2713,7 @@ class YoutubeTabIE(YoutubeBaseInfoExtractor):
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ctp = continuation_ep.get('clickTrackingParams')
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return YoutubeTabIE._build_continuation_query(continuation, ctp)
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def _entries(self, tab, identity_token):
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def _entries(self, tab, identity_token, item_id):
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def extract_entries(parent_renderer): # this needs to called again for continuation to work with feeds
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contents = try_get(parent_renderer, lambda x: x['contents'], list) or []
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@ -2770,11 +2784,14 @@ class YoutubeTabIE(YoutubeBaseInfoExtractor):
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if last_error:
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self.report_warning('%s. Retrying ...' % last_error)
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try:
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browse = self._download_json(
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'https://www.youtube.com/browse_ajax', None,
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'Downloading page %d%s'
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% (page_num, ' (retry #%d)' % count if count else ''),
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headers=headers, query=continuation)
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response = self._call_api(
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ep="browse", fatal=True, headers=headers,
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video_id='%s page %s' % (item_id, page_num),
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query={
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'continuation': continuation['continuation'],
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'clickTracking': {'clickTrackingParams': continuation['itct']},
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},
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note='Downloading API JSON%s' % (' (retry #%d)' % count if count else ''))
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except ExtractorError as e:
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if isinstance(e.cause, compat_HTTPError) and e.cause.code in (500, 503, 404):
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# Downloading page may result in intermittent 5xx HTTP error
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@ -2784,8 +2801,6 @@ class YoutubeTabIE(YoutubeBaseInfoExtractor):
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continue
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raise
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else:
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response = try_get(browse, lambda x: x[1]['response'], dict)
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# Youtube sometimes sends incomplete data
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# See: https://github.com/ytdl-org/youtube-dl/issues/28194
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if response.get('continuationContents') or response.get('onResponseReceivedActions'):
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@ -2793,7 +2808,8 @@ class YoutubeTabIE(YoutubeBaseInfoExtractor):
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last_error = 'Incomplete data recieved'
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if count >= retries:
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self._downloader.report_error(last_error)
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if not browse or not response:
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if not response:
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break
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known_continuation_renderers = {
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@ -2936,7 +2952,7 @@ class YoutubeTabIE(YoutubeBaseInfoExtractor):
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'channel_id': metadata['uploader_id'],
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'channel_url': metadata['uploader_url']})
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return self.playlist_result(
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self._entries(selected_tab, identity_token),
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self._entries(selected_tab, identity_token, playlist_id),
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**metadata)
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def _extract_from_playlist(self, item_id, url, data, playlist):
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@ -3223,26 +3239,14 @@ class YoutubeSearchIE(SearchInfoExtractor, YoutubeBaseInfoExtractor):
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_TESTS = []
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def _entries(self, query, n):
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data = {
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'context': {
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'client': {
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'clientName': 'WEB',
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'clientVersion': '2.20201021.03.00',
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}
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},
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'query': query,
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}
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data = {'query': query}
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if self._SEARCH_PARAMS:
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data['params'] = self._SEARCH_PARAMS
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total = 0
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for page_num in itertools.count(1):
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search = self._download_json(
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'https://www.youtube.com/youtubei/v1/search?key=AIzaSyAO_FJ2SlqU8Q4STEHLGCilw_Y9_11qcW8',
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video_id='query "%s"' % query,
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note='Downloading page %s' % page_num,
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errnote='Unable to download API page', fatal=False,
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data=json.dumps(data).encode('utf8'),
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headers={'content-type': 'application/json'})
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search = self._call_api(
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ep='search', video_id='query "%s"' % query, fatal=False,
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note='Downloading page %s' % page_num, query=data)
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if not search:
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break
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slr_contents = try_get(
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@ -3394,8 +3398,8 @@ class YoutubeSubscriptionsIE(YoutubeFeedsInfoExtractor):
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class YoutubeHistoryIE(YoutubeFeedsInfoExtractor):
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IE_DESC = 'Youtube watch history, ":ythistory" for short (requires authentication)'
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_VALID_URL = r':ythistory'
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IE_DESC = 'Youtube watch history, ":ythis" for short (requires authentication)'
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_VALID_URL = r':ythis(?:tory)?'
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_FEED_NAME = 'history'
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_TESTS = [{
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'url': ':ythistory',
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