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[youtube] Separate feed extractor
This commit is contained in:
Sergey M․
parent
15da7ce7fb
commit
25f14e9f93
1 changed files with 37 additions and 106 deletions
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@ -49,6 +49,11 @@ def _set_language(self):
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# YouTube sets the expire time to about two months
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expire_time=time.time() + 2 * 30 * 24 * 3600)
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def _ids_to_results(self, ids):
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return [
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self.url_result(vid_id, 'Youtube', video_id=vid_id)
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for vid_id in ids]
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def _login(self):
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"""
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Attempt to log in to YouTube.
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@ -1261,11 +1266,6 @@ class YoutubePlaylistIE(YoutubeBaseInfoExtractor):
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def _real_initialize(self):
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self._login()
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def _ids_to_results(self, ids):
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return [
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self.url_result(vid_id, 'Youtube', video_id=vid_id)
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for vid_id in ids]
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def _extract_mix(self, playlist_id):
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# The mixes are generated from a single video
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# the id of the playlist is just 'RD' + video_id
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@ -1601,20 +1601,10 @@ def _real_extract(self, url):
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class YoutubeFeedsInfoExtractor(YoutubeBaseInfoExtractor):
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"""
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Base class for extractors that fetch info from
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http://www.youtube.com/feed_ajax
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Base class for feed extractors
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Subclasses must define the _FEED_NAME and _PLAYLIST_TITLE properties.
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"""
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_LOGIN_REQUIRED = True
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# use action_load_personal_feed instead of action_load_system_feed
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_PERSONAL_FEED = False
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@property
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def _FEED_TEMPLATE(self):
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action = 'action_load_system_feed'
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if self._PERSONAL_FEED:
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action = 'action_load_personal_feed'
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return 'https://www.youtube.com/feed_ajax?%s=1&feed_name=%s&paging=%%s' % (action, self._FEED_NAME)
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@property
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def IE_NAME(self):
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@ -1624,58 +1614,8 @@ def _real_initialize(self):
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self._login()
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def _real_extract(self, url):
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feed_entries = []
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paging = 0
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for i in itertools.count(1):
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info = self._download_json(
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self._FEED_TEMPLATE % paging,
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'%s feed' % self._FEED_NAME,
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'Downloading page %s' % i,
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transform_source=uppercase_escape)
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feed_html = info.get('feed_html') or info.get('content_html')
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load_more_widget_html = info.get('load_more_widget_html') or feed_html
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m_ids = re.finditer(r'"/watch\?v=(.*?)["&]', feed_html)
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ids = orderedSet(m.group(1) for m in m_ids)
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feed_entries.extend(
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self.url_result(video_id, 'Youtube', video_id=video_id)
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for video_id in ids)
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mobj = re.search(
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r'data-uix-load-more-href="/?[^"]+paging=(?P<paging>\d+)',
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load_more_widget_html)
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if mobj is None:
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break
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paging = mobj.group('paging')
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return self.playlist_result(feed_entries, playlist_title=self._PLAYLIST_TITLE)
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class YoutubeRecommendedIE(YoutubeFeedsInfoExtractor):
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IE_NAME = 'youtube:recommended'
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IE_DESC = 'YouTube.com recommended videos, ":ytrec" for short (requires authentication)'
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_VALID_URL = r'https?://www\.youtube\.com/feed/recommended|:ytrec(?:ommended)?'
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_FEED_NAME = 'recommended'
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_PLAYLIST_TITLE = 'Youtube Recommended videos'
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class YoutubeWatchLaterIE(YoutubePlaylistIE):
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IE_NAME = 'youtube:watchlater'
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IE_DESC = 'Youtube watch later list, ":ytwatchlater" for short (requires authentication)'
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_VALID_URL = r'https?://www\.youtube\.com/(?:feed/watch_later|playlist\?list=WL)|:ytwatchlater'
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_TESTS = [] # override PlaylistIE tests
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def _real_extract(self, url):
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return self._extract_playlist('WL')
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class YoutubeHistoryIE(YoutubePlaylistIE):
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IE_NAME = 'youtube:history'
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IE_DESC = 'Youtube watch history, ":ythistory" for short (requires authentication)'
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_VALID_URL = 'https?://www\.youtube\.com/feed/history|:ythistory'
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_TESTS = []
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def _real_extract(self, url):
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title = 'Youtube History'
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page = self._download_webpage('https://www.youtube.com/feed/history', title)
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page = self._download_webpage(
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'https://www.youtube.com/feed/%s' % self._FEED_NAME, self._PLAYLIST_TITLE)
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# The extraction process is the same as for playlists, but the regex
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# for the video ids doesn't contain an index
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@ -1692,17 +1632,25 @@ def _real_extract(self, url):
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break
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more = self._download_json(
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'https://youtube.com/%s' % mobj.group('more'), title,
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'https://youtube.com/%s' % mobj.group('more'), self._PLAYLIST_TITLE,
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'Downloading page #%s' % page_num,
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transform_source=uppercase_escape)
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content_html = more['content_html']
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more_widget_html = more['load_more_widget_html']
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return {
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'_type': 'playlist',
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'title': title,
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'entries': self._ids_to_results(ids),
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}
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return self.playlist_result(
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self._ids_to_results(ids), playlist_title=self._PLAYLIST_TITLE)
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class YoutubeWatchLaterIE(YoutubePlaylistIE):
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IE_NAME = 'youtube:watchlater'
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IE_DESC = 'Youtube watch later list, ":ytwatchlater" for short (requires authentication)'
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_VALID_URL = r'https?://www\.youtube\.com/(?:feed/watch_later|playlist\?list=WL)|:ytwatchlater'
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_TESTS = [] # override PlaylistIE tests
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def _real_extract(self, url):
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return self._extract_playlist('WL')
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class YoutubeFavouritesIE(YoutubeBaseInfoExtractor):
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@ -1717,42 +1665,25 @@ def _real_extract(self, url):
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return self.url_result(playlist_id, 'YoutubePlaylist')
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class YoutubeSubscriptionsIE(YoutubePlaylistIE):
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IE_NAME = 'youtube:subscriptions'
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class YoutubeRecommendedIE(YoutubeFeedsInfoExtractor):
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IE_DESC = 'YouTube.com recommended videos, ":ytrec" for short (requires authentication)'
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_VALID_URL = r'https?://www\.youtube\.com/feed/recommended|:ytrec(?:ommended)?'
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_FEED_NAME = 'recommended'
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_PLAYLIST_TITLE = 'Youtube Recommended videos'
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class YoutubeSubscriptionsIE(YoutubeFeedsInfoExtractor):
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IE_DESC = 'YouTube.com subscriptions feed, "ytsubs" keyword (requires authentication)'
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_VALID_URL = r'https?://www\.youtube\.com/feed/subscriptions|:ytsubs(?:criptions)?'
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_TESTS = []
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_FEED_NAME = 'subscriptions'
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_PLAYLIST_TITLE = 'Youtube Subscriptions'
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def _real_extract(self, url):
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title = 'Youtube Subscriptions'
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page = self._download_webpage('https://www.youtube.com/feed/subscriptions', title)
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# The extraction process is the same as for playlists, but the regex
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# for the video ids doesn't contain an index
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ids = []
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more_widget_html = content_html = page
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for page_num in itertools.count(1):
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matches = re.findall(r'href="\s*/watch\?v=([0-9A-Za-z_-]{11})', content_html)
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new_ids = orderedSet(matches)
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ids.extend(new_ids)
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mobj = re.search(r'data-uix-load-more-href="/?(?P<more>[^"]+)"', more_widget_html)
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if not mobj:
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break
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more = self._download_json(
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'https://youtube.com/%s' % mobj.group('more'), title,
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'Downloading page #%s' % page_num,
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transform_source=uppercase_escape)
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content_html = more['content_html']
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more_widget_html = more['load_more_widget_html']
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return {
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'_type': 'playlist',
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'title': title,
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'entries': self._ids_to_results(ids),
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}
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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 = 'https?://www\.youtube\.com/feed/history|:ythistory'
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_FEED_NAME = 'history'
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_PLAYLIST_TITLE = 'Youtube History'
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class YoutubeTruncatedURLIE(InfoExtractor):
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