- title = self._html_search_regex(self._TITLE_REGEX, page, 'title', fatal=False)
- description = self._html_search_regex(self._DESCRIPTION_REGEX, page, 'description', default='', fatal=False)
+ def extract_filekey(default=NO_DEFAULT):
+ return self._search_regex(
+ self._FILEKEY_REGEX, webpage, 'filekey', default=default)
+
+ filekey = extract_filekey(default=None)
+
+ if not filekey:
+ fields = self._hidden_inputs(webpage)
+ post_url = self._search_regex(
+ r'<form[^>]+action=(["\'])(?P<url>.+?)\1', webpage,
+ 'post url', default=url, group='url')
+ if not post_url.startswith('http'):
+ post_url = compat_urlparse.urljoin(url, post_url)
+ request = sanitized_Request(
+ post_url, urlencode_postdata(encode_dict(fields)))
+ request.add_header('Content-Type', 'application/x-www-form-urlencoded')
+ request.add_header('Referer', post_url)
+ webpage = self._download_webpage(
+ request, video_id, 'Downloading continue to the video page')
+
+ filekey = extract_filekey()
+
+ title = self._html_search_regex(self._TITLE_REGEX, webpage, 'title', fatal=False)
+ description = self._html_search_regex(self._DESCRIPTION_REGEX, webpage, 'description', default='', fatal=False)