- if show_status == '2':
- raise ExtractorError(
- 'Live stream is offline', expected=True)
-
- flv_json = None
- # Douyu API sometimes returns error "Unable to load the requested class: eticket_redis_cache"
- # Retry with different parameters - same parameters cause same errors
- for i in range(5):
- tt = int(time.time() / 60)
- did = uuid.uuid4().hex.upper()
-
- # Decompile core.swf in webpage by ffdec "Search SWFs in memory"
- # core.swf is encrypted originally, but ffdec can dump memory to get the decrypted one
- # If API changes in the future, just use this way to update
- sign_content = '{room_id}{did}A12Svb&%1UUmf@hC{tt}'.format(room_id = room_id, did = did, tt = tt)
- sign = hashlib.md5((sign_content).encode('utf-8')).hexdigest()
-
- payload = {'cdn': 'ws', 'rate': '0', 'tt': tt, 'did': did, 'sign': sign}
- flv_data = compat_urllib_parse_urlencode(payload)
-
- flv_request_url = 'http://www.douyu.com/lapi/live/getPlay/%s' % room_id
- flv_content = self._download_webpage(flv_request_url, video_id, data=flv_data,
- headers={'Content-Type': 'application/x-www-form-urlencoded'})
- try:
- flv_json = self._parse_json(flv_content, video_id, fatal=False)
- except ExtractorError:
- # Wait some time before retrying to get a different time() value
- self._sleep(1, video_id, msg_template='%(video_id)s: Error occurs. '
- 'Waiting for %(timeout)s seconds before retrying')
- continue
- else:
- break
- if flv_json is None:
- raise ExtractorError('Unable to fetch API result')
-
- flv = flv_json['data']
-
- error_code = flv_json.get('error', 0)
+ if room.get('show_status') == '2':
+ raise ExtractorError('Live stream is offline', expected=True)
+
+ tt = compat_str(int(time.time() / 60))
+ did = uuid.uuid4().hex.upper()
+
+ sign_content = ''.join((room_id, did, self._API_KEY, tt))
+ sign = hashlib.md5((sign_content).encode('utf-8')).hexdigest()
+
+ flv_data = compat_urllib_parse_urlencode({
+ 'cdn': 'ws',
+ 'rate': '0',
+ 'tt': tt,
+ 'did': did,
+ 'sign': sign,
+ })
+
+ video_info = self._download_json(
+ 'http://www.douyu.com/lapi/live/getPlay/%s' % room_id, video_id,
+ data=flv_data, note='Downloading video info',
+ headers={'Content-Type': 'application/x-www-form-urlencoded'})
+
+ error_code = video_info.get('error', 0)