1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
|
# coding: utf-8
from __future__ import unicode_literals
import base64
from .common import InfoExtractor
from ..utils import ExtractorError
from ..compat import (
compat_urllib_parse,
compat_ord,
compat_urllib_request,
)
class YoukuIE(InfoExtractor):
IE_NAME = 'youku'
_VALID_URL = r'''(?x)
(?:
http://(?:v|player)\.youku\.com/(?:v_show/id_|player\.php/sid/)|
youku:)
(?P<id>[A-Za-z0-9]+)(?:\.html|/v\.swf|)
'''
_TESTS = [{
'url': 'http://v.youku.com/v_show/id_XMTc1ODE5Njcy.html',
'md5': '5f3af4192eabacc4501508d54a8cabd7',
'info_dict': {
'id': 'XMTc1ODE5Njcy_part1',
'title': '★Smile﹗♡ Git Fresh -Booty Music舞蹈.',
'ext': 'flv'
}
}, {
'url': 'http://player.youku.com/player.php/sid/XNDgyMDQ2NTQw/v.swf',
'only_matching': True,
}, {
'url': 'http://v.youku.com/v_show/id_XODgxNjg1Mzk2_ev_1.html',
'info_dict': {
'id': 'XODgxNjg1Mzk2',
'title': '武媚娘传奇 85',
},
'playlist_count': 11,
}, {
'url': 'http://v.youku.com/v_show/id_XMTI1OTczNDM5Mg==.html',
'info_dict': {
'id': 'XMTI1OTczNDM5Mg',
'title': '花千骨 04',
},
'playlist_count': 13,
'skip': 'Available in China only',
}]
def construct_video_urls(self, data1, data2):
# get sid, token
def yk_t(s1, s2):
ls = list(range(256))
t = 0
for i in range(256):
t = (t + ls[i] + compat_ord(s1[i % len(s1)])) % 256
ls[i], ls[t] = ls[t], ls[i]
s = bytearray()
x, y = 0, 0
for i in range(len(s2)):
y = (y + 1) % 256
x = (x + ls[y]) % 256
ls[x], ls[y] = ls[y], ls[x]
s.append(compat_ord(s2[i]) ^ ls[(ls[x] + ls[y]) % 256])
return bytes(s)
sid, token = yk_t(
b'becaf9be', base64.b64decode(data2['ep'].encode('ascii'))
).decode('ascii').split('_')
# get oip
oip = data2['ip']
# get fileid
string_ls = list(
'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ/\:._-1234567890')
shuffled_string_ls = []
seed = data1['seed']
N = len(string_ls)
for ii in range(N):
seed = (seed * 0xd3 + 0x754f) % 0x10000
idx = seed * len(string_ls) // 0x10000
shuffled_string_ls.append(string_ls[idx])
del string_ls[idx]
fileid_dict = {}
for format in data1['streamtypes']:
streamfileid = [
int(i) for i in data1['streamfileids'][format].strip('*').split('*')]
fileid = ''.join(
[shuffled_string_ls[i] for i in streamfileid])
fileid_dict[format] = fileid[:8] + '%s' + fileid[10:]
def get_fileid(format, n):
fileid = fileid_dict[format] % hex(int(n))[2:].upper().zfill(2)
return fileid
# get ep
def generate_ep(format, n):
fileid = get_fileid(format, n)
ep_t = yk_t(
b'bf7e5f01',
('%s_%s_%s' % (sid, fileid, token)).encode('ascii')
)
ep = base64.b64encode(ep_t).decode('ascii')
return ep
# generate video_urls
video_urls_dict = {}
for format in data1['streamtypes']:
video_urls = []
for dt in data1['segs'][format]:
n = str(int(dt['no']))
param = {
'K': dt['k'],
'hd': self.get_hd(format),
'myp': 0,
'ts': dt['seconds'],
'ypp': 0,
'ctype': 12,
'ev': 1,
'token': token,
'oip': oip,
'ep': generate_ep(format, n)
}
video_url = \
'http://k.youku.com/player/getFlvPath/' + \
'sid/' + sid + \
'_' + str(int(n) + 1).zfill(2) + \
'/st/' + self.parse_ext_l(format) + \
'/fileid/' + get_fileid(format, n) + '?' + \
compat_urllib_parse.urlencode(param)
video_urls.append(video_url)
video_urls_dict[format] = video_urls
return video_urls_dict
def get_hd(self, fm):
hd_id_dict = {
'flv': '0',
'mp4': '1',
'hd2': '2',
'hd3': '3',
'3gp': '0',
'3gphd': '1'
}
return hd_id_dict[fm]
def parse_ext_l(self, fm):
ext_dict = {
'flv': 'flv',
'mp4': 'mp4',
'hd2': 'flv',
'hd3': 'flv',
'3gp': 'flv',
'3gphd': 'mp4'
}
return ext_dict[fm]
def get_format_name(self, fm):
_dict = {
'3gp': 'h6',
'3gphd': 'h5',
'flv': 'h4',
'mp4': 'h3',
'hd2': 'h2',
'hd3': 'h1'
}
return _dict[fm]
def _real_extract(self, url):
video_id = self._match_id(url)
def retrieve_data(req_url, note):
req = compat_urllib_request.Request(req_url)
cn_verification_proxy = self._downloader.params.get('cn_verification_proxy')
if cn_verification_proxy:
req.add_header('Ytdl-request-proxy', cn_verification_proxy)
raw_data = self._download_json(req, video_id, note=note)
return raw_data['data'][0]
# request basic data
data1 = retrieve_data(
'http://v.youku.com/player/getPlayList/VideoIDS/%s' % video_id,
'Downloading JSON metadata 1')
data2 = retrieve_data(
'http://v.youku.com/player/getPlayList/VideoIDS/%s/Pf/4/ctype/12/ev/1' % video_id,
'Downloading JSON metadata 2')
error_code = data1.get('error_code')
if error_code:
error = data1.get('error')
if error is not None and '因版权原因无法观看此视频' in error:
raise ExtractorError(
'Youku said: Sorry, this video is available in China only', expected=True)
else:
msg = 'Youku server reported error %i' % error_code
if error is not None:
msg += ': ' + error
raise ExtractorError(msg)
title = data1['title']
# generate video_urls_dict
video_urls_dict = self.construct_video_urls(data1, data2)
# construct info
entries = [{
'id': '%s_part%d' % (video_id, i + 1),
'title': title,
'formats': [],
# some formats are not available for all parts, we have to detect
# which one has all
} for i in range(max(len(v) for v in data1['segs'].values()))]
for fm in data1['streamtypes']:
video_urls = video_urls_dict[fm]
for video_url, seg, entry in zip(video_urls, data1['segs'][fm], entries):
entry['formats'].append({
'url': video_url,
'format_id': self.get_format_name(fm),
'ext': self.parse_ext_l(fm),
'filesize': int(seg['size']),
})
return {
'_type': 'multi_video',
'id': video_id,
'title': title,
'entries': entries,
}
|
