def _download_json(self, url_or_request, video_id,
note=u'Downloading JSON metadata',
- errnote=u'Unable to download JSON metadata'):
+ errnote=u'Unable to download JSON metadata',
+ transform_source=None):
json_string = self._download_webpage(url_or_request, video_id, note, errnote)
+ if transform_source:
+ json_string = transform_source(json_string)
try:
return json.loads(json_string)
except ValueError as ve:
# Helper functions for extracting OpenGraph info
@staticmethod
def _og_regexes(prop):
- content_re = r'content=(?:"([^>]+?)"|\'(.+?)\')'
+ content_re = r'content=(?:"([^>]+?)"|\'([^>]+?)\')'
property_re = r'(?:name|property)=[\'"]og:%s[\'"]' % re.escape(prop)
template = r'<meta[^>]+?%s[^>]+?%s'
return [