if '>File not exist<' in webpage:
raise ExtractorError('Video %s does not exist' % video_id, expected=True)
- fields = dict(re.findall(r'''(?x)<input\s+
- type="hidden"\s+
- name="([^"]+)"\s+
- (?:id="[^"]+"\s+)?
- value="([^"]*)"
- ''', webpage))
+ fields = self._form_hidden_inputs(webpage)
headers = {
'Referer': url,