- if mobj is None:
- raise ExtractorError(u'Invalid URL: %s' % url)
- # extract uploader & filename from url
- uploader = mobj.group(1).decode('utf-8')
- file_id = uploader + "-" + mobj.group(2).decode('utf-8')
-
- # construct API request
- file_url = 'http://www.mixcloud.com/api/1/cloudcast/' + '/'.join(url.split('/')[-3:-1]) + '.json'
- # retrieve .json file with links to files
- request = compat_urllib_request.Request(file_url)
- try:
- self.report_download_json(file_url)
- jsonData = compat_urllib_request.urlopen(request).read()
- except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
- raise ExtractorError(u'Unable to retrieve file: %s' % compat_str(err))
-
- # parse JSON
- json_data = json.loads(jsonData)
- player_url = json_data['player_swf_url']
- formats = dict(json_data['audio_formats'])
-
- req_format = self._downloader.params.get('format', None)
-
- if self._downloader.params.get('listformats', None):
- self._print_formats(formats)
- return
-
- if req_format is None or req_format == 'best':
- for format_param in formats.keys():
- url_list = self.get_urls(formats, format_param)
- # check urls
- file_url = self.check_urls(url_list)
- if file_url is not None:
- break # got it!
- else:
- if req_format not in formats:
- raise ExtractorError(u'Format is not available')
-
- url_list = self.get_urls(formats, req_format)
- file_url = self.check_urls(url_list)
- format_param = req_format