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Merge remote-tracking branch 'jaimeMF/vevo_fix'

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Philipp Hagemeister 2013-06-23 19:42:27 +02:00
commit 1f90438025
1 changed files with 25 additions and 0 deletions
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25
youtube_dl/InfoExtractors.py
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@ -379,6 +379,17 @@ def report_rtmp_download(self):
"""Indicate the download will use the RTMP protocol."""
self.to_screen(u'RTMP download detected')
@staticmethod
def _decrypt_signature(s):
"""Decrypt the key the two subkeys must have a length of 43"""
(a,b) = s.split('.')
if len(a) != 43 or len(b) != 43:
raise ExtractorError(u'Unable to decrypt signature, subkeys lengths not valid')
b = ''.join([b[:8],a[0],b[9:18],b[-4],b[19:39], b[18]])[0:40]
a = a[-40:]
s_dec = '.'.join((a,b))[::-1]
return s_dec
def _get_available_subtitles(self, video_id):
self.report_video_subtitles_download(video_id)
request = compat_urllib_request.Request('http://video.google.com/timedtext?hl=en&type=list&v=%s' % video_id)
@ -724,6 +735,17 @@ def _real_extract(self, url):
# Decide which formats to download
req_format = self._downloader.params.get('format', None)
try:
mobj = re.search(r';ytplayer.config = ({.*?});', video_webpage)
info = json.loads(mobj.group(1))
args = info['args']
if args.get('ptk','') == 'vevo' or 'dashmpd':
# Vevo videos with encrypted signatures
self.to_screen(u'Vevo video detected.')
video_info['url_encoded_fmt_stream_map'] = [args['url_encoded_fmt_stream_map']]
except ValueError:
pass
if 'conn' in video_info and video_info['conn'][0].startswith('rtmp'):
self.report_rtmp_download()
video_url_list = [(None, video_info['conn'][0])]
@ -735,6 +757,9 @@ def _real_extract(self, url):
url = url_data['url'][0]
if 'sig' in url_data:
url += '&signature=' + url_data['sig'][0]
if 's' in url_data:
signature = self._decrypt_signature(url_data['s'][0])
url += '&signature=' + signature
if 'ratebypass' not in url:
url += '&ratebypass=yes'
url_map[url_data['itag'][0]] = url