[douyutv] Simplify
This commit is contained in:
parent
545ef4f531
commit
3b4b82d4ce
1 changed files with 39 additions and 47 deletions
|
@ -4,9 +4,16 @@ from __future__ import unicode_literals
|
||||||
import hashlib
|
import hashlib
|
||||||
import time
|
import time
|
||||||
import uuid
|
import uuid
|
||||||
|
|
||||||
from .common import InfoExtractor
|
from .common import InfoExtractor
|
||||||
from ..utils import (ExtractorError, unescapeHTML)
|
from ..compat import (
|
||||||
from ..compat import (compat_str, compat_basestring, compat_urllib_parse_urlencode)
|
compat_str,
|
||||||
|
compat_urllib_parse_urlencode,
|
||||||
|
)
|
||||||
|
from ..utils import (
|
||||||
|
ExtractorError,
|
||||||
|
unescapeHTML,
|
||||||
|
)
|
||||||
|
|
||||||
|
|
||||||
class DouyuTVIE(InfoExtractor):
|
class DouyuTVIE(InfoExtractor):
|
||||||
|
@ -63,6 +70,10 @@ class DouyuTVIE(InfoExtractor):
|
||||||
'only_matching': True,
|
'only_matching': True,
|
||||||
}]
|
}]
|
||||||
|
|
||||||
|
# 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.
|
||||||
|
_API_KEY = 'A12Svb&%1UUmf@hC'
|
||||||
|
|
||||||
def _real_extract(self, url):
|
def _real_extract(self, url):
|
||||||
video_id = self._match_id(url)
|
video_id = self._match_id(url)
|
||||||
|
|
||||||
|
@ -73,60 +84,41 @@ class DouyuTVIE(InfoExtractor):
|
||||||
room_id = self._html_search_regex(
|
room_id = self._html_search_regex(
|
||||||
r'"room_id"\s*:\s*(\d+),', page, 'room id')
|
r'"room_id"\s*:\s*(\d+),', page, 'room id')
|
||||||
|
|
||||||
room_url = 'http://m.douyu.com/html5/live?roomId=%s' % room_id
|
room = self._download_json(
|
||||||
room_content = self._download_webpage(room_url, video_id)
|
'http://m.douyu.com/html5/live?roomId=%s' % room_id, video_id,
|
||||||
room_json = self._parse_json(room_content, video_id, fatal=False)
|
note='Downloading room info')['data']
|
||||||
|
|
||||||
room = room_json['data']
|
|
||||||
|
|
||||||
show_status = room.get('show_status')
|
|
||||||
# 1 = live, 2 = offline
|
# 1 = live, 2 = offline
|
||||||
if show_status == '2':
|
if room.get('show_status') == '2':
|
||||||
raise ExtractorError(
|
raise ExtractorError('Live stream is offline', expected=True)
|
||||||
'Live stream is offline', expected=True)
|
|
||||||
|
|
||||||
flv_json = None
|
tt = compat_str(int(time.time() / 60))
|
||||||
# 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()
|
did = uuid.uuid4().hex.upper()
|
||||||
|
|
||||||
# Decompile core.swf in webpage by ffdec "Search SWFs in memory"
|
sign_content = ''.join((room_id, did, self._API_KEY, tt))
|
||||||
# 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()
|
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({
|
||||||
flv_data = compat_urllib_parse_urlencode(payload)
|
'cdn': 'ws',
|
||||||
|
'rate': '0',
|
||||||
|
'tt': tt,
|
||||||
|
'did': did,
|
||||||
|
'sign': sign,
|
||||||
|
})
|
||||||
|
|
||||||
flv_request_url = 'http://www.douyu.com/lapi/live/getPlay/%s' % room_id
|
video_info = self._download_json(
|
||||||
flv_content = self._download_webpage(flv_request_url, video_id, data=flv_data,
|
'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'})
|
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 = video_info.get('error', 0)
|
||||||
|
|
||||||
error_code = flv_json.get('error', 0)
|
|
||||||
if error_code is not 0:
|
if error_code is not 0:
|
||||||
error_desc = 'Server reported error %i' % error_code
|
raise ExtractorError(
|
||||||
if isinstance(flv, (compat_str, compat_basestring)):
|
'%s reported error %i' % (self.IE_NAME, error_code),
|
||||||
error_desc += ': ' + flv
|
expected=True)
|
||||||
raise ExtractorError(error_desc, expected=True)
|
|
||||||
|
|
||||||
base_url = flv['rtmp_url']
|
base_url = video_info['data']['rtmp_url']
|
||||||
live_path = flv['rtmp_live']
|
live_path = video_info['data']['rtmp_live']
|
||||||
|
|
||||||
video_url = '%s/%s' % (base_url, live_path)
|
video_url = '%s/%s' % (base_url, live_path)
|
||||||
|
|
||||||
|
|
Loading…
Reference in a new issue