From: Sergey M․ Date: Thu, 3 Mar 2016 16:10:36 +0000 (+0600) Subject: [twitch] Workaround broken paging (Closes #8740) X-Git-Url: http://git.oshgnacknak.de/?a=commitdiff_plain;h=539a1641c6effa3a5b2be2fecd2fd4a6f35cef62;p=youtube-dl [twitch] Workaround broken paging (Closes #8740) --- diff --git a/youtube_dl/extractor/twitch.py b/youtube_dl/extractor/twitch.py index 5b8586097..d92d2fd40 100644 --- a/youtube_dl/extractor/twitch.py +++ b/youtube_dl/extractor/twitch.py @@ -271,7 +271,7 @@ class TwitchVodIE(TwitchItemBaseIE): class TwitchPlaylistBaseIE(TwitchBaseIE): _PLAYLIST_URL = '%s/kraken/channels/%%s/videos/?offset=%%d&limit=%%d' % TwitchBaseIE._API_BASE - _PAGE_LIMIT = 100 + _PAGE_LIMIT = 10 def _extract_playlist(self, channel_id): info = self._download_json( @@ -281,14 +281,34 @@ class TwitchPlaylistBaseIE(TwitchBaseIE): entries = [] offset = 0 limit = self._PAGE_LIMIT + broken_paging_detected = False + counter_override = None for counter in itertools.count(1): response = self._download_json( self._PLAYLIST_URL % (channel_id, offset, limit), - channel_id, 'Downloading %s videos JSON page %d' % (self._PLAYLIST_TYPE, counter)) + channel_id, + 'Downloading %s videos JSON page %s' + % (self._PLAYLIST_TYPE, counter_override or counter)) page_entries = self._extract_playlist_page(response) if not page_entries: break + total = int_or_none(response.get('_total')) + # Since the beginning of March 2016 twitch's paging mechanism + # is completely broken on the twitch side. It simply ignores + # a limit and returns the whole offset number of videos. + # Working around by just requesting all videos at once. + if not broken_paging_detected and total and len(page_entries) > limit: + self.report_warning( + 'Twitch paging is broken on twitch side, requesting all videos at once', + channel_id) + broken_paging_detected = True + limit = total + offset = 0 + counter_override = '(all at once)' + continue entries.extend(page_entries) + if broken_paging_detected or total and len(page_entries) >= total: + break offset += limit return self.playlist_result( [self.url_result(entry) for entry in set(entries)], @@ -303,7 +323,6 @@ class TwitchPlaylistBaseIE(TwitchBaseIE): class TwitchProfileIE(TwitchPlaylistBaseIE): - _WORKING = False IE_NAME = 'twitch:profile' _VALID_URL = r'%s/(?P[^/]+)/profile/?(?:\#.*)?$' % TwitchBaseIE._VALID_URL_BASE _PLAYLIST_TYPE = 'profile' @@ -319,7 +338,6 @@ class TwitchProfileIE(TwitchPlaylistBaseIE): class TwitchPastBroadcastsIE(TwitchPlaylistBaseIE): - _WORKING = False IE_NAME = 'twitch:past_broadcasts' _VALID_URL = r'%s/(?P[^/]+)/profile/past_broadcasts/?(?:\#.*)?$' % TwitchBaseIE._VALID_URL_BASE _PLAYLIST_URL = TwitchPlaylistBaseIE._PLAYLIST_URL + '&broadcasts=true' @@ -336,7 +354,6 @@ class TwitchPastBroadcastsIE(TwitchPlaylistBaseIE): class TwitchBookmarksIE(TwitchPlaylistBaseIE): - _WORKING = False IE_NAME = 'twitch:bookmarks' _VALID_URL = r'%s/(?P[^/]+)/profile/bookmarks/?(?:\#.*)?$' % TwitchBaseIE._VALID_URL_BASE _PLAYLIST_URL = '%s/api/bookmark/?user=%%s&offset=%%d&limit=%%d' % TwitchBaseIE._API_BASE