aboutsummaryrefslogtreecommitdiff
path: root/test/test_youtube_signature.py
blob: 0f7ae34f44f5d98ec782d670b80a2ec5e6227b0a (plain) (blame)
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
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
#!/usr/bin/env python3

# Allow direct execution
import os
import sys
import unittest

sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))


import contextlib
import re
import string
import urllib.request

from test.helper import FakeYDL, is_download_test
from yt_dlp.extractor import YoutubeIE
from yt_dlp.jsinterp import JSInterpreter

_SIG_TESTS = [
    (
        'https://s.ytimg.com/yts/jsbin/html5player-vflHOr_nV.js',
        86,
        '>=<;:/.-[+*)(\'&%$#"!ZYX0VUTSRQPONMLKJIHGFEDCBA\\yxwvutsrqponmlkjihgfedcba987654321',
    ),
    (
        'https://s.ytimg.com/yts/jsbin/html5player-vfldJ8xgI.js',
        85,
        '3456789a0cdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRS[UVWXYZ!"#$%&\'()*+,-./:;<=>?@',
    ),
    (
        'https://s.ytimg.com/yts/jsbin/html5player-vfle-mVwz.js',
        90,
        ']\\[@?>=<;:/.-,+*)(\'&%$#"hZYXWVUTSRQPONMLKJIHGFEDCBAzyxwvutsrqponmlkjiagfedcb39876',
    ),
    (
        'https://s.ytimg.com/yts/jsbin/html5player-en_US-vfl0Cbn9e.js',
        84,
        'O1I3456789abcde0ghijklmnopqrstuvwxyzABCDEFGHfJKLMN2PQRSTUVW@YZ!"#$%&\'()*+,-./:;<=',
    ),
    (
        'https://s.ytimg.com/yts/jsbin/html5player-en_US-vflXGBaUN.js',
        '2ACFC7A61CA478CD21425E5A57EBD73DDC78E22A.2094302436B2D377D14A3BBA23022D023B8BC25AA',
        'A52CB8B320D22032ABB3A41D773D2B6342034902.A22E87CDD37DBE75A5E52412DC874AC16A7CFCA2',
    ),
    (
        'https://s.ytimg.com/yts/jsbin/html5player-en_US-vflBb0OQx.js',
        84,
        '123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQ0STUVWXYZ!"#$%&\'()*+,@./:;<=>',
    ),
    (
        'https://s.ytimg.com/yts/jsbin/html5player-en_US-vfl9FYC6l.js',
        83,
        '123456789abcdefghijklmnopqr0tuvwxyzABCDETGHIJKLMNOPQRS>UVWXYZ!"#$%&\'()*+,-./:;<=F',
    ),
    (
        'https://s.ytimg.com/yts/jsbin/html5player-en_US-vflCGk6yw/html5player.js',
        '4646B5181C6C3020DF1D9C7FCFEA.AD80ABF70C39BD369CCCAE780AFBB98FA6B6CB42766249D9488C288',
        '82C8849D94266724DC6B6AF89BBFA087EACCD963.B93C07FBA084ACAEFCF7C9D1FD0203C6C1815B6B',
    ),
    (
        'https://s.ytimg.com/yts/jsbin/html5player-en_US-vflKjOTVq/html5player.js',
        '312AA52209E3623129A412D56A40F11CB0AF14AE.3EE09501CB14E3BCDC3B2AE808BF3F1D14E7FBF12',
        '112AA5220913623229A412D56A40F11CB0AF14AE.3EE0950FCB14EEBCDC3B2AE808BF331D14E7FBF3',
    ),
    (
        'https://www.youtube.com/s/player/6ed0d907/player_ias.vflset/en_US/base.js',
        '2aq0aqSyOoJXtK73m-uME_jv7-pT15gOFC02RFkGMqWpzEICs69VdbwQ0LDp1v7j8xx92efCJlYFYb1sUkkBSPOlPmXgIARw8JQ0qOAOAA',
        'AOq0QJ8wRAIgXmPlOPSBkkUs1bYFYlJCfe29xx8j7v1pDL2QwbdV96sCIEzpWqMGkFR20CFOg51Tp-7vj_EMu-m37KtXJoOySqa0',
    ),
]

_NSIG_TESTS = [
    (
        'https://www.youtube.com/s/player/7862ca1f/player_ias.vflset/en_US/base.js',
        'X_LCxVDjAavgE5t', 'yxJ1dM6iz5ogUg',
    ),
    (
        'https://www.youtube.com/s/player/9216d1f7/player_ias.vflset/en_US/base.js',
        'SLp9F5bwjAdhE9F-', 'gWnb9IK2DJ8Q1w',
    ),
    (
        'https://www.youtube.com/s/player/f8cb7a3b/player_ias.vflset/en_US/base.js',
        'oBo2h5euWy6osrUt', 'ivXHpm7qJjJN',
    ),
    (
        'https://www.youtube.com/s/player/2dfe380c/player_ias.vflset/en_US/base.js',
        'oBo2h5euWy6osrUt', '3DIBbn3qdQ',
    ),
    (
        'https://www.youtube.com/s/player/f1ca6900/player_ias.vflset/en_US/base.js',
        'cu3wyu6LQn2hse', 'jvxetvmlI9AN9Q',
    ),
    (
        'https://www.youtube.com/s/player/8040e515/player_ias.vflset/en_US/base.js',
        'wvOFaY-yjgDuIEg5', 'HkfBFDHmgw4rsw',
    ),
    (
        'https://www.youtube.com/s/player/e06dea74/player_ias.vflset/en_US/base.js',
        'AiuodmaDDYw8d3y4bf', 'ankd8eza2T6Qmw',
    ),
    (
        'https://www.youtube.com/s/player/5dd88d1d/player-plasma-ias-phone-en_US.vflset/base.js',
        'kSxKFLeqzv_ZyHSAt', 'n8gS8oRlHOxPFA',
    ),
    (
        'https://www.youtube.com/s/player/324f67b9/player_ias.vflset/en_US/base.js',
        'xdftNy7dh9QGnhW', '22qLGxrmX8F1rA',
    ),
    (
        'https://www.youtube.com/s/player/4c3f79c5/player_ias.vflset/en_US/base.js',
        'TDCstCG66tEAO5pR9o', 'dbxNtZ14c-yWyw',
    ),
    (
        'https://www.youtube.com/s/player/c81bbb4a/player_ias.vflset/en_US/base.js',
        'gre3EcLurNY2vqp94', 'Z9DfGxWP115WTg',
    ),
    (
        'https://www.youtube.com/s/player/1f7d5369/player_ias.vflset/en_US/base.js',
        'batNX7sYqIJdkJ', 'IhOkL_zxbkOZBw',
    ),
    (
        'https://www.youtube.com/s/player/009f1d77/player_ias.vflset/en_US/base.js',
        '5dwFHw8aFWQUQtffRq', 'audescmLUzI3jw',
    ),
    (
        'https://www.youtube.com/s/player/dc0c6770/player_ias.vflset/en_US/base.js',
        '5EHDMgYLV6HPGk_Mu-kk', 'n9lUJLHbxUI0GQ',
    ),
    (
        'https://www.youtube.com/s/player/113ca41c/player_ias.vflset/en_US/base.js',
        'cgYl-tlYkhjT7A', 'hI7BBr2zUgcmMg',
    ),
    (
        'https://www.youtube.com/s/player/c57c113c/player_ias.vflset/en_US/base.js',
        'M92UUMHa8PdvPd3wyM', '3hPqLJsiNZx7yA',
    ),
    (
        'https://www.youtube.com/s/player/5a3b6271/player_ias.vflset/en_US/base.js',
        'B2j7f_UPT4rfje85Lu_e', 'm5DmNymaGQ5RdQ',
    ),
    (
        'https://www.youtube.com/s/player/7a062b77/player_ias.vflset/en_US/base.js',
        'NRcE3y3mVtm_cV-W', 'VbsCYUATvqlt5w',
    ),
    (
        'https://www.youtube.com/s/player/dac945fd/player_ias.vflset/en_US/base.js',
        'o8BkRxXhuYsBCWi6RplPdP', '3Lx32v_hmzTm6A',
    ),
    (
        'https://www.youtube.com/s/player/6f20102c/player_ias.vflset/en_US/base.js',
        'lE8DhoDmKqnmJJ', 'pJTTX6XyJP2BYw',
    ),
    (
        'https://www.youtube.com/s/player/cfa9e7cb/player_ias.vflset/en_US/base.js',
        'aCi3iElgd2kq0bxVbQ', 'QX1y8jGb2IbZ0w',
    ),
    (
        'https://www.youtube.com/s/player/8c7583ff/player_ias.vflset/en_US/base.js',
        '1wWCVpRR96eAmMI87L', 'KSkWAVv1ZQxC3A',
    ),
    (
        'https://www.youtube.com/s/player/b7910ca8/player_ias.vflset/en_US/base.js',
        '_hXMCwMt9qE310D', 'LoZMgkkofRMCZQ',
    ),
    (
        'https://www.youtube.com/s/player/590f65a6/player_ias.vflset/en_US/base.js',
        '1tm7-g_A9zsI8_Lay_', 'xI4Vem4Put_rOg',
    ),
    (
        'https://www.youtube.com/s/player/b22ef6e7/player_ias.vflset/en_US/base.js',
        'b6HcntHGkvBLk_FRf', 'kNPW6A7FyP2l8A',
    ),
    (
        'https://www.youtube.com/s/player/3400486c/player_ias.vflset/en_US/base.js',
        'lL46g3XifCKUZn1Xfw', 'z767lhet6V2Skl',
    ),
    (
        'https://www.youtube.com/s/player/20dfca59/player_ias.vflset/en_US/base.js',
        '-fLCxedkAk4LUTK2', 'O8kfRq1y1eyHGw',
    ),
    (
        'https://www.youtube.com/s/player/b12cc44b/player_ias.vflset/en_US/base.js',
        'keLa5R2U00sR9SQK', 'N1OGyujjEwMnLw',
    ),
]


@is_download_test
class TestPlayerInfo(unittest.TestCase):
    def test_youtube_extract_player_info(self):
        PLAYER_URLS = (
            ('https://www.youtube.com/s/player/4c3f79c5/player_ias.vflset/en_US/base.js', '4c3f79c5'),
            ('https://www.youtube.com/s/player/64dddad9/player_ias.vflset/en_US/base.js', '64dddad9'),
            ('https://www.youtube.com/s/player/64dddad9/player_ias.vflset/fr_FR/base.js', '64dddad9'),
            ('https://www.youtube.com/s/player/64dddad9/player-plasma-ias-phone-en_US.vflset/base.js', '64dddad9'),
            ('https://www.youtube.com/s/player/64dddad9/player-plasma-ias-phone-de_DE.vflset/base.js', '64dddad9'),
            ('https://www.youtube.com/s/player/64dddad9/player-plasma-ias-tablet-en_US.vflset/base.js', '64dddad9'),
            # obsolete
            ('https://www.youtube.com/yts/jsbin/player_ias-vfle4-e03/en_US/base.js', 'vfle4-e03'),
            ('https://www.youtube.com/yts/jsbin/player_ias-vfl49f_g4/en_US/base.js', 'vfl49f_g4'),
            ('https://www.youtube.com/yts/jsbin/player_ias-vflCPQUIL/en_US/base.js', 'vflCPQUIL'),
            ('https://www.youtube.com/yts/jsbin/player-vflzQZbt7/en_US/base.js', 'vflzQZbt7'),
            ('https://www.youtube.com/yts/jsbin/player-en_US-vflaxXRn1/base.js', 'vflaxXRn1'),
            ('https://s.ytimg.com/yts/jsbin/html5player-en_US-vflXGBaUN.js', 'vflXGBaUN'),
            ('https://s.ytimg.com/yts/jsbin/html5player-en_US-vflKjOTVq/html5player.js', 'vflKjOTVq'),
        )
        for player_url, expected_player_id in PLAYER_URLS:
            player_id = YoutubeIE._extract_player_info(player_url)
            self.assertEqual(player_id, expected_player_id)


@is_download_test
class TestSignature(unittest.TestCase):
    def setUp(self):
        TEST_DIR = os.path.dirname(os.path.abspath(__file__))
        self.TESTDATA_DIR = os.path.join(TEST_DIR, 'testdata/sigs')
        if not os.path.exists(self.TESTDATA_DIR):
            os.mkdir(self.TESTDATA_DIR)

    def tearDown(self):
        with contextlib.suppress(OSError):
            for f in os.listdir(self.TESTDATA_DIR):
                os.remove(f)


def t_factory(name, sig_func, url_pattern):
    def make_tfunc(url, sig_input, expected_sig):
        m = url_pattern.match(url)
        assert m, f'{url!r} should follow URL format'
        test_id = m.group('id')

        def test_func(self):
            basename = f'player-{name}-{test_id}.js'
            fn = os.path.join(self.TESTDATA_DIR, basename)

            if not os.path.exists(fn):
                urllib.request.urlretrieve(url, fn)
            with open(fn, encoding='utf-8') as testf:
                jscode = testf.read()
            self.assertEqual(sig_func(jscode, sig_input), expected_sig)

        test_func.__name__ = f'test_{name}_js_{test_id}'
        setattr(TestSignature, test_func.__name__, test_func)
    return make_tfunc


def signature(jscode, sig_input):
    func = YoutubeIE(FakeYDL())._parse_sig_js(jscode)
    src_sig = (
        str(string.printable[:sig_input])
        if isinstance(sig_input, int) else sig_input)
    return func(src_sig)


def n_sig(jscode, sig_input):
    funcname = YoutubeIE(FakeYDL())._extract_n_function_name(jscode)
    return JSInterpreter(jscode).call_function(funcname, sig_input)


make_sig_test = t_factory(
    'signature', signature, re.compile(r'.*(?:-|/player/)(?P<id>[a-zA-Z0-9_-]+)(?:/.+\.js|(?:/watch_as3|/html5player)?\.[a-z]+)$'))
for test_spec in _SIG_TESTS:
    make_sig_test(*test_spec)

make_nsig_test = t_factory(
    'nsig', n_sig, re.compile(r'.+/player/(?P<id>[a-zA-Z0-9_-]+)/.+.js$'))
for test_spec in _NSIG_TESTS:
    make_nsig_test(*test_spec)


if __name__ == '__main__':
    unittest.main()