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-rw-r--r--youtube_dl/extractor/letv.py74
1 files changed, 54 insertions, 20 deletions
diff --git a/youtube_dl/extractor/letv.py b/youtube_dl/extractor/letv.py
index a28abb0f0..be648000e 100644
--- a/youtube_dl/extractor/letv.py
+++ b/youtube_dl/extractor/letv.py
@@ -8,14 +8,15 @@ import time
from .common import InfoExtractor
from ..compat import (
compat_urllib_parse,
- compat_urllib_request,
- compat_urlparse,
+ compat_ord,
)
from ..utils import (
determine_ext,
ExtractorError,
parse_iso8601,
+ sanitized_Request,
int_or_none,
+ encode_data_uri,
)
@@ -25,15 +26,16 @@ class LetvIE(InfoExtractor):
_TESTS = [{
'url': 'http://www.letv.com/ptv/vplay/22005890.html',
- 'md5': 'cab23bd68d5a8db9be31c9a222c1e8df',
+ 'md5': 'edadcfe5406976f42f9f266057ee5e40',
'info_dict': {
'id': '22005890',
'ext': 'mp4',
'title': '第87届奥斯卡颁奖礼完美落幕 《鸟人》成最大赢家',
- 'timestamp': 1424747397,
- 'upload_date': '20150224',
'description': 'md5:a9cb175fd753e2962176b7beca21a47c',
- }
+ },
+ 'params': {
+ 'hls_prefer_native': True,
+ },
}, {
'url': 'http://www.letv.com/ptv/vplay/1415246.html',
'info_dict': {
@@ -42,16 +44,22 @@ class LetvIE(InfoExtractor):
'title': '美人天下01',
'description': 'md5:f88573d9d7225ada1359eaf0dbf8bcda',
},
+ 'params': {
+ 'hls_prefer_native': True,
+ },
}, {
'note': 'This video is available only in Mainland China, thus a proxy is needed',
'url': 'http://www.letv.com/ptv/vplay/1118082.html',
- 'md5': 'f80936fbe20fb2f58648e81386ff7927',
+ 'md5': '2424c74948a62e5f31988438979c5ad1',
'info_dict': {
'id': '1118082',
'ext': 'mp4',
'title': '与龙共舞 完整版',
'description': 'md5:7506a5eeb1722bb9d4068f85024e3986',
},
+ 'params': {
+ 'hls_prefer_native': True,
+ },
'skip': 'Only available in China',
}]
@@ -74,6 +82,27 @@ class LetvIE(InfoExtractor):
_loc3_ = self.ror(_loc3_, _loc2_ % 17)
return _loc3_
+ # see M3U8Encryption class in KLetvPlayer.swf
+ @staticmethod
+ def decrypt_m3u8(encrypted_data):
+ if encrypted_data[:5].decode('utf-8').lower() != 'vc_01':
+ return encrypted_data
+ encrypted_data = encrypted_data[5:]
+
+ _loc4_ = bytearray()
+ while encrypted_data:
+ b = compat_ord(encrypted_data[0])
+ _loc4_.extend([b // 16, b & 0x0f])
+ encrypted_data = encrypted_data[1:]
+ idx = len(_loc4_) - 11
+ _loc4_ = _loc4_[idx:] + _loc4_[:idx]
+ _loc7_ = bytearray()
+ while _loc4_:
+ _loc7_.append(_loc4_[0] * 16 + _loc4_[1])
+ _loc4_ = _loc4_[2:]
+
+ return bytes(_loc7_)
+
def _real_extract(self, url):
media_id = self._match_id(url)
page = self._download_webpage(url, media_id)
@@ -85,7 +114,7 @@ class LetvIE(InfoExtractor):
'tkey': self.calc_time_key(int(time.time())),
'domain': 'www.letv.com'
}
- play_json_req = compat_urllib_request.Request(
+ play_json_req = sanitized_Request(
'http://api.letv.com/mms/out/video/playJson?' + compat_urllib_parse.urlencode(params)
)
cn_verification_proxy = self._downloader.params.get('cn_verification_proxy')
@@ -115,23 +144,28 @@ class LetvIE(InfoExtractor):
for format_id in formats:
if format_id in dispatch:
media_url = playurl['domain'][0] + dispatch[format_id][0]
-
- # Mimic what flvxz.com do
- url_parts = list(compat_urlparse.urlparse(media_url))
- qs = dict(compat_urlparse.parse_qs(url_parts[4]))
- qs.update({
- 'platid': '14',
- 'splatid': '1401',
- 'tss': 'no',
- 'retry': 1
+ media_url += '&' + compat_urllib_parse.urlencode({
+ 'm3v': 1,
+ 'format': 1,
+ 'expect': 3,
+ 'rateid': format_id,
})
- url_parts[4] = compat_urllib_parse.urlencode(qs)
- media_url = compat_urlparse.urlunparse(url_parts)
+
+ nodes_data = self._download_json(
+ media_url, media_id,
+ 'Download JSON metadata for format %s' % format_id)
+
+ req = self._request_webpage(
+ nodes_data['nodelist'][0]['location'], media_id,
+ note='Downloading m3u8 information for format %s' % format_id)
+
+ m3u8_data = self.decrypt_m3u8(req.read())
url_info_dict = {
- 'url': media_url,
+ 'url': encode_data_uri(m3u8_data, 'application/vnd.apple.mpegurl'),
'ext': determine_ext(dispatch[format_id][1]),
'format_id': format_id,
+ 'protocol': 'm3u8',
}
if format_id[-1:] == 'p':