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[youtube] Standardize API calls for tabs, mixes and search (#245)
Authored by: colethedj
This commit is contained in:
coletdjnz
GitHub
parent
46fff7105e
commit
79360d99d3
@ -3040,46 +3040,15 @@ def extract_entries(parent_renderer): # this needs to called again for continua
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for page_num in itertools.count(1):
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if not continuation:
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break
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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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headers = self._generate_api_headers(ytcfg, identity_token, account_syncid, visitor_data)
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retries = self._downloader.params.get('extractor_retries', 3)
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count = -1
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last_error = None
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while count < retries:
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count += 1
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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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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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context=context,
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api_key=self._extract_api_key(ytcfg),
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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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# Sometimes a 404 is also recieved. See: https://github.com/ytdl-org/youtube-dl/issues/28289
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last_error = 'HTTP Error %s' % e.cause.code
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if count < retries:
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continue
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raise
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else:
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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 dict_get(response,
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('continuationContents', 'onResponseReceivedActions', 'onResponseReceivedEndpoints')):
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break
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# Youtube may send alerts if there was an issue with the continuation page
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self._extract_alerts(response, expected=False)
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last_error = 'Incomplete data received'
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if count >= retries:
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self._downloader.report_error(last_error)
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response = self._extract_response(
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item_id='%s page %s' % (item_id, page_num),
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query=query, headers=headers, ytcfg=ytcfg,
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check_get_keys=('continuationContents', 'onResponseReceivedActions', 'onResponseReceivedEndpoints'))
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if not response:
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break
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@ -3236,8 +3205,13 @@ def _extract_from_tabs(self, item_id, webpage, data, tabs):
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self._extract_ytcfg(item_id, webpage)),
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**metadata)
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def _extract_mix_playlist(self, playlist, playlist_id):
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def _extract_mix_playlist(self, playlist, playlist_id, data, webpage):
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first_id = last_id = None
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ytcfg = self._extract_ytcfg(playlist_id, webpage)
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headers = self._generate_api_headers(
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ytcfg, account_syncid=self._extract_account_syncid(data),
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identity_token=self._extract_identity_token(webpage, item_id=playlist_id),
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visitor_data=try_get(self._extract_context(ytcfg), lambda x: x['client']['visitorData'], compat_str))
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for page_num in itertools.count(1):
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videos = list(self._playlist_entries(playlist))
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if not videos:
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@ -3252,14 +3226,25 @@ def _extract_mix_playlist(self, playlist, playlist_id):
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yield video
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first_id = first_id or videos[0]['id']
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last_id = videos[-1]['id']
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_, data = self._extract_webpage(
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'https://www.youtube.com/watch?list=%s&v=%s' % (playlist_id, last_id),
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'%s page %d' % (playlist_id, page_num))
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watch_endpoint = try_get(
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playlist, lambda x: x['contents'][-1]['playlistPanelVideoRenderer']['navigationEndpoint']['watchEndpoint'])
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query = {
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'playlistId': playlist_id,
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'videoId': watch_endpoint.get('videoId') or last_id,
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'index': watch_endpoint.get('index') or len(videos),
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'params': watch_endpoint.get('params') or 'OAE%3D'
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}
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response = self._extract_response(
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item_id='%s page %d' % (playlist_id, page_num),
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query=query,
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ep='next',
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headers=headers,
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check_get_keys='contents'
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)
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playlist = try_get(
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data, lambda x: x['contents']['twoColumnWatchNextResults']['playlist']['playlist'], dict)
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response, lambda x: x['contents']['twoColumnWatchNextResults']['playlist']['playlist'], dict)
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def _extract_from_playlist(self, item_id, url, data, playlist):
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def _extract_from_playlist(self, item_id, url, data, playlist, webpage):
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title = playlist.get('title') or try_get(
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data, lambda x: x['titleText']['simpleText'], compat_str)
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playlist_id = playlist.get('playlistId') or item_id
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@ -3274,7 +3259,7 @@ def _extract_from_playlist(self, item_id, url, data, playlist):
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video_title=title)
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return self.playlist_result(
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self._extract_mix_playlist(playlist, playlist_id),
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self._extract_mix_playlist(playlist, playlist_id, data, webpage),
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playlist_id=playlist_id, playlist_title=title)
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def _extract_alerts(self, data, expected=False):
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@ -3308,6 +3293,46 @@ def _real_extract_alerts():
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if errors:
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raise ExtractorError('YouTube said: %s' % errors[-1][1], expected=expected)
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def _extract_response(self, item_id, query, note='Downloading API JSON', headers=None,
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ytcfg=None, check_get_keys=None, ep='browse'):
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response = None
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last_error = None
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count = -1
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retries = self._downloader.params.get('extractor_retries', 3)
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if check_get_keys is None:
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check_get_keys = []
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while count < retries:
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count += 1
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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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response = self._call_api(
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ep=ep, fatal=True, headers=headers,
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video_id=item_id,
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query=query,
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context=self._extract_context(ytcfg),
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api_key=self._extract_api_key(ytcfg),
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note='%s%s' % (note, ' (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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# Sometimes a 404 is also recieved. See: https://github.com/ytdl-org/youtube-dl/issues/28289
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last_error = 'HTTP Error %s' % e.cause.code
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if count < retries:
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continue
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raise
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else:
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# Youtube may send alerts if there was an issue with the continuation page
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self._extract_alerts(response, expected=False)
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if not check_get_keys or dict_get(response, check_get_keys):
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break
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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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last_error = 'Incomplete data received'
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if count >= retries:
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self._downloader.report_error(last_error)
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return response
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def _extract_webpage(self, url, item_id):
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retries = self._downloader.params.get('extractor_retries', 3)
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count = -1
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@ -3372,7 +3397,7 @@ def _real_extract(self, url):
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playlist = try_get(
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data, lambda x: x['contents']['twoColumnWatchNextResults']['playlist']['playlist'], dict)
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if playlist:
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return self._extract_from_playlist(item_id, url, data, playlist)
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return self._extract_from_playlist(item_id, url, data, playlist, webpage)
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video_id = try_get(
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data, lambda x: x['currentVideoEndpoint']['watchEndpoint']['videoId'],
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@ -3534,7 +3559,7 @@ def _real_extract(self, url):
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ie=YoutubeTabIE.ie_key())
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class YoutubeSearchIE(SearchInfoExtractor, YoutubeBaseInfoExtractor):
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class YoutubeSearchIE(SearchInfoExtractor, YoutubeTabIE):
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IE_DESC = 'YouTube.com searches, "ytsearch" keyword'
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# there doesn't appear to be a real limit, for example if you search for
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# 'python' you get more than 8.000.000 results
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@ -3550,9 +3575,10 @@ def _entries(self, query, n):
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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._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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search = self._extract_response(
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item_id='query "%s" page %s' % (query, page_num), ep='search', query=data,
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check_get_keys=('contents', 'onResponseReceivedCommands')
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)
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if not search:
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break
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slr_contents = try_get(
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