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youtube-dl/test/test_youtube_signature.py
pukkandan 9112e668a5 [YouTube] Improve nsig function name extraction 
Fixes player b7910ca8, using `,` vs `;`
See https://github.com/ytdl-org/youtube-dl/issues/32292#issuecomment-1602231170

Co-authored-by: dirkf
2023-06-22 16:46:53 +01:00

245 lines
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Python
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#!/usr/bin/env python
from __future__ import unicode_literals
# Allow direct execution
import os
import sys
import unittest
sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
import io
import re
import string
from youtube_dl.compat import compat_str, compat_urlretrieve
from test.helper import FakeYDL
from youtube_dl.extractor import YoutubeIE
from youtube_dl.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',
)
]
_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/c2199353/player_ias.vflset/en_US/base.js',
'5EHDMgYLV6HPGk_Mu-kk', 'AD5rgS85EkrE7',
),
(
'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',
'-Txvy6bT5R6LqgnQNx', 'dcklJCnRUHbgSg',
),
(
'https://www.youtube.com/s/player/5a3b6271/player_ias.vflset/en_US/base.js',
'B2j7f_UPT4rfje85Lu_e', 'm5DmNymaGQ5RdQ',
),
(
'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',
'qO0NiMtYQ7TeJnfFG2', 'k9cuJDHNS5O7kQ',
),
(
'https://www.youtube.com/s/player/b7910ca8/player_ias.vflset/en_US/base.js',
'_hXMCwMt9qE310D', 'LoZMgkkofRMCZQ',
),
]
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)
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):
try:
for f in os.listdir(self.TESTDATA_DIR):
os.remove(f)
except OSError:
pass
def t_factory(name, sig_func, url_pattern):
def make_tfunc(url, sig_input, expected_sig):
m = url_pattern.match(url)
assert m, '%r should follow URL format' % url
test_id = m.group('id')
def test_func(self):
basename = 'player-{0}-{1}.js'.format(name, test_id)
fn = os.path.join(self.TESTDATA_DIR, basename)
if not os.path.exists(fn):
compat_urlretrieve(url, fn)
with io.open(fn, encoding='utf-8') as testf:
jscode = testf.read()
self.assertEqual(sig_func(jscode, sig_input), expected_sig)
test_func.__name__ = str('test_{0}_js_{1}'.format(name, 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 = (
compat_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'.*-(?P<id>[a-zA-Z0-9_-]+)(?:/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()
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