[youtube] Fix extraction of search urls (closes ytdl-org/youtube-dl#25696)

This commit is contained in:
xarantolus 2020-06-19 14:57:57 +02:00
parent d51e23d9fc
commit b948643f9c

View file

@ -3153,7 +3153,40 @@ class YoutubePlaylistsIE(YoutubePlaylistsBaseInfoExtractor):
class YoutubeSearchBaseInfoExtractor(YoutubePlaylistBaseInfoExtractor):
_VIDEO_RE = r'href="\s*/watch\?v=(?P<id>[0-9A-Za-z_-]{11})(?:[^"]*"[^>]+\btitle="(?P<title>[^"]+))?'
_PLAYLIST_DATA = r'window\[\"ytInitialData\"\]\W?=\W?({.*?});'
def extract_videos_from_page_impl(self, page, ids_in_page, titles_in_page):
playlist_json = self._search_regex(self._PLAYLIST_DATA, page, 'ytInitialData')
playlist_response = self._parse_json(playlist_json, None)
result_items = try_get(
playlist_response,
lambda x: x['contents']['twoColumnSearchResultsRenderer']['primaryContents']['sectionListRenderer']['contents'][0]['itemSectionRenderer']['contents'])
# plobj either contains a 'playlistRenderer', 'videoRenderer', 'channelRenderer', 'shelfRenderer' or 'searchPyvRenderer' (promoted video/ad)
for plobj in result_items:
video_id = try_get(plobj, lambda x: x['videoRenderer']['videoId'])
video_title = try_get(plobj, lambda x: x['videoRenderer']['title']['runs'][0]['text'])
if video_id is None or video_title is None:
# we do not have a videoRenderer or it is empty
continue
video_title = video_title.strip()
try:
idx = ids_in_page.index(video_id)
if video_title and not titles_in_page[idx]:
titles_in_page[idx] = video_title
except ValueError:
ids_in_page.append(video_id)
titles_in_page.append(video_title)
def extract_videos_from_page(self, page):
ids_in_page = []
titles_in_page = []
self.extract_videos_from_page_impl(page, ids_in_page, titles_in_page)
return zip(ids_in_page, titles_in_page)
class YoutubeSearchIE(SearchInfoExtractor, YoutubeSearchBaseInfoExtractor):