class YoutubeChannelIE(InfoExtractor):
IE_DESC = u'YouTube.com channels'
_VALID_URL = r"^(?:https?://)?(?:youtu\.be|(?:\w+\.)?youtube(?:-nocookie)?\.com)/channel/([0-9A-Za-z_-]+)"
- _TEMPLATE_URL = 'http://www.youtube.com/channel/%s/videos?sort=da&flow=list&view=0&page=%s&gl=US&hl=en'
_MORE_PAGES_INDICATOR = 'yt-uix-load-more'
_MORE_PAGES_URL = 'http://www.youtube.com/c4_browse_ajax?action_load_more_videos=1&flow=list&paging=%s&view=0&sort=da&channel_id=%s'
IE_NAME = u'youtube:channel'
# Download channel page
channel_id = mobj.group(1)
video_ids = []
- pagenum = 1
- url = self._TEMPLATE_URL % (channel_id, pagenum)
- page = self._download_webpage(url, channel_id,
- u'Downloading page #%s' % pagenum)
+ # Download all channel pages using the json-based channel_ajax query
+ for pagenum in itertools.count(1):
+ url = self._MORE_PAGES_URL % (pagenum, channel_id)
+ page = self._download_webpage(url, channel_id,
+ u'Downloading page #%s' % pagenum)
- # Extract video identifiers
- ids_in_page = self.extract_videos_from_page(page)
- video_ids.extend(ids_in_page)
+ page = json.loads(page)
- # Download any subsequent channel pages using the json-based channel_ajax query
- if self._MORE_PAGES_INDICATOR in page:
- for pagenum in itertools.count(1):
- url = self._MORE_PAGES_URL % (pagenum, channel_id)
- page = self._download_webpage(url, channel_id,
- u'Downloading page #%s' % pagenum)
-
- page = json.loads(page)
-
- ids_in_page = self.extract_videos_from_page(page['content_html'])
- video_ids.extend(ids_in_page)
+ ids_in_page = self.extract_videos_from_page(page['content_html'])
+ video_ids.extend(ids_in_page)
- if self._MORE_PAGES_INDICATOR not in page['load_more_widget_html']:
- break
+ if self._MORE_PAGES_INDICATOR not in page['load_more_widget_html']:
+ break
self._downloader.to_screen(u'[youtube] Channel %s: Found %i videos' % (channel_id, len(video_ids)))