From: Jaime Marquínez Ferrándiz Date: Sat, 20 Jul 2013 17:33:40 +0000 (+0200) Subject: [youtube] Add an extractor for Youtube recommended videos (":ytrec" keyword) (closes... X-Git-Url: http://git.oshgnacknak.de/?a=commitdiff_plain;h=d7ae0639b4e43e9ac9eebb5d09cfcb77bd0671ce;p=youtube-dl [youtube] Add an extractor for Youtube recommended videos (":ytrec" keyword) (closes #476) The new extractor and YoutubeSubscriptionsIE are subclasses of YoutubeFeedsInfoExtractor, which allows to fetch videos from http://www.youtube.com/feed_ajax --- diff --git a/youtube_dl/extractor/__init__.py b/youtube_dl/extractor/__init__.py index b4a1c20e9..6de48c341 100644 --- a/youtube_dl/extractor/__init__.py +++ b/youtube_dl/extractor/__init__.py @@ -92,6 +92,7 @@ from .youtube import ( YoutubeChannelIE, YoutubeShowIE, YoutubeSubscriptionsIE, + YoutubeRecommendedIE, ) from .zdf import ZDFIE diff --git a/youtube_dl/extractor/youtube.py b/youtube_dl/extractor/youtube.py index 12e8fc25d..0d49c0721 100644 --- a/youtube_dl/extractor/youtube.py +++ b/youtube_dl/extractor/youtube.py @@ -898,12 +898,12 @@ class YoutubeShowIE(InfoExtractor): return [self.url_result('https://www.youtube.com' + season.group(1), 'YoutubePlaylist') for season in m_seasons] -class YoutubeSubscriptionsIE(YoutubeIE): - """It's a subclass of YoutubeIE because we need to login""" - IE_DESC = u'YouTube.com subscriptions feed, "ytsubs" keyword(requires authentication)' - _VALID_URL = r'https?://www\.youtube\.com/feed/subscriptions|:ytsubs(?:criptions)?' - IE_NAME = u'youtube:subscriptions' - _FEED_TEMPLATE = 'http://www.youtube.com/feed_ajax?action_load_system_feed=1&feed_name=subscriptions&paging=%s' +class YoutubeFeedsInfoExtractor(YoutubeIE): + """ + Base class for extractors that fetch info from + http://www.youtube.com/feed_ajax + Subclasses must define the _FEED_NAME and _PLAYLIST_TITLE properties. + """ _PAGING_STEP = 30 # Overwrite YoutubeIE properties we don't want @@ -912,18 +912,27 @@ class YoutubeSubscriptionsIE(YoutubeIE): def suitable(cls, url): return re.match(cls._VALID_URL, url) is not None + @property + def _FEED_TEMPLATE(self): + return 'http://www.youtube.com/feed_ajax?action_load_system_feed=1&feed_name=%s&paging=%%s' % self._FEED_NAME + + @property + def IE_NAME(self): + return u'youtube:%s' % self._FEED_NAME + def _real_initialize(self): (username, password) = self._get_login_info() if username is None: raise ExtractorError(u'No login info available, needed for downloading the Youtube subscriptions.', expected=True) - super(YoutubeSubscriptionsIE, self)._real_initialize() + super(YoutubeFeedsInfoExtractor, self)._real_initialize() def _real_extract(self, url): feed_entries = [] # The step argument is available only in 2.7 or higher for i in itertools.count(0): paging = i*self._PAGING_STEP - info = self._download_webpage(self._FEED_TEMPLATE % paging, 'feed', + info = self._download_webpage(self._FEED_TEMPLATE % paging, + u'%s feed' % self._FEED_NAME, u'Downloading page %s' % i) info = json.loads(info) feed_html = info['feed_html'] @@ -932,4 +941,16 @@ class YoutubeSubscriptionsIE(YoutubeIE): feed_entries.extend(self.url_result(id, 'Youtube') for id in ids) if info['paging'] is None: break - return self.playlist_result(feed_entries, playlist_title='Youtube Subscriptions') + return self.playlist_result(feed_entries, playlist_title=self._PLAYLIST_TITLE) + +class YoutubeSubscriptionsIE(YoutubeFeedsInfoExtractor): + IE_DESC = u'YouTube.com subscriptions feed, "ytsubs" keyword(requires authentication)' + _VALID_URL = r'https?://www\.youtube\.com/feed/subscriptions|:ytsubs(?:criptions)?' + _FEED_NAME = 'subscriptions' + _PLAYLIST_TITLE = u'Youtube Subscriptions' + +class YoutubeRecommendedIE(YoutubeFeedsInfoExtractor): + IE_DESC = u'YouTube.com recommended videos, "ytrec" keyword (requires authentication)' + _VALID_URL = r'https?://www\.youtube\.com/feed/recommended|:ytrec(?:ommended)?' + _FEED_NAME = 'recommended' + _PLAYLIST_TITLE = u'Youtube Recommended videos'