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[noco] Adjust timestamp according to server time (Closes #7864)

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Sergey M․ 2015-12-17 22:16:22 +06:00
parent 8f0afda028
commit 2469a6aecb
1 changed files with 25 additions and 2 deletions
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27
youtube_dl/extractor/noco.py
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@ -9,6 +9,7 @@
from ..compat import ( from ..compat import (
compat_str, compat_str,
compat_urllib_parse, compat_urllib_parse,
compat_urlparse,
) )
from ..utils import ( from ..utils import (
clean_html, clean_html,
@ -82,14 +83,21 @@ def _login(self):
if 'erreur' in login: if 'erreur' in login:
raise ExtractorError('Unable to login: %s' % clean_html(login['erreur']), expected=True) raise ExtractorError('Unable to login: %s' % clean_html(login['erreur']), expected=True)
@staticmethod
def _ts():
return int(time.time() * 1000)
def _call_api(self, path, video_id, note, sub_lang=None): def _call_api(self, path, video_id, note, sub_lang=None):
ts = compat_str(int(time.time() * 1000)) ts = compat_str(self._ts() + self._ts_offset)
tk = hashlib.md5((hashlib.md5(ts.encode('ascii')).hexdigest() + '#8S?uCraTedap6a').encode('ascii')).hexdigest() tk = hashlib.md5((hashlib.md5(ts.encode('ascii')).hexdigest() + '#8S?uCraTedap6a').encode('ascii')).hexdigest()
url = self._API_URL_TEMPLATE % (path, ts, tk) url = self._API_URL_TEMPLATE % (path, ts, tk)
if sub_lang: if sub_lang:
url += self._SUB_LANG_TEMPLATE % sub_lang url += self._SUB_LANG_TEMPLATE % sub_lang
resp = self._download_json(url, video_id, note) request = sanitized_Request(url)
request.add_header('Referer', self._referer)
resp = self._download_json(request, video_id, note)
if isinstance(resp, dict) and resp.get('error'): if isinstance(resp, dict) and resp.get('error'):
self._raise_error(resp['error'], resp['description']) self._raise_error(resp['error'], resp['description'])
@ -105,6 +113,21 @@ def _real_extract(self, url):
mobj = re.match(self._VALID_URL, url) mobj = re.match(self._VALID_URL, url)
video_id = mobj.group('id') video_id = mobj.group('id')
# Timestamp adjustment offset between server time and local time
# must be calculated in order to use timestamps closest to server's
# in all API requests (see https://github.com/rg3/youtube-dl/issues/7864)
webpage = self._download_webpage(url, video_id)
player_url = self._search_regex(
r'(["\'])(?P<player>https?://noco\.tv/(?:[^/]+/)+NocoPlayer.+?\.swf.*?)\1',
webpage, 'noco player', group='player',
default='http://noco.tv/cdata/js/player/NocoPlayer-v1.2.40.swf')
qs = compat_urlparse.parse_qs(compat_urlparse.urlparse(player_url).query)
ts = int_or_none(qs.get('ts', [None])[0])
self._ts_offset = ts - self._ts() if ts else 0
self._referer = player_url
medias = self._call_api( medias = self._call_api(
'shows/%s/medias' % video_id, 'shows/%s/medias' % video_id,
video_id, 'Downloading video JSON') video_id, 'Downloading video JSON')