+ def _extract_title(self, webpage):
+ title = self._html_search_regex(
+ r'data-name\s*=\s*(["\'])(?P<title>(?:(?!\1).)+)\1', webpage,
+ 'title', default=None, group='title')
+ if title:
+ ext = determine_ext(title)
+ if ext.lower() in KNOWN_EXTENSIONS:
+ title = title.rpartition('.' + ext)[0]
+ return title
+ return self._og_search_title(webpage)
+
+ def _extract_filesize(self, webpage):
+ return parse_filesize(self._search_regex(
+ r'data-type=["\']video["\'][^>]*>Watch.*?<strong>\s*\((.+?)\)',
+ webpage, 'filesize', fatal=False))
+
+ def _extract_video_url(self, webpage, video_id, url):
+ def decode_url_old(encoded_url):
+ return compat_b64decode(encoded_url).decode('utf-8')
+
+ stream_url = self._search_regex(
+ r'data-stream\s*=\s*(["\'])(?P<url>(?:(?!\1).)+)\1', webpage,
+ 'stream url', default=None, group='url')
+ if stream_url:
+ stream_url = url_or_none(decode_url_old(stream_url))
+ if stream_url:
+ return stream_url
+
+ def decode_url(encoded_url):
+ return rot47(compat_urllib_parse_unquote_plus(encoded_url))
+
+ return decode_url(self._parse_json(