From 606d7e67fda22217b0a5c79f2a3a222d98291c3d Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Jaime=20Marqui=CC=81nez=20Ferra=CC=81ndiz?= Date: Thu, 11 Jul 2013 23:47:54 +0200 Subject: [PATCH] YoutubeIE: add algo for length 81 (closes #1026) --- devscripts/youtube_genalgo.py | 3 +++ test/test_youtube_sig.py | 5 +++++ youtube_dl/extractor/youtube.py | 2 ++ 3 files changed, 10 insertions(+) diff --git a/devscripts/youtube_genalgo.py b/devscripts/youtube_genalgo.py index 342388513..1fce316dd 100644 --- a/devscripts/youtube_genalgo.py +++ b/devscripts/youtube_genalgo.py @@ -26,6 +26,9 @@ tests = [ # 82 ("qwertyuioplkjhgfdsazxcvbnm1234567890QWERTYUIOPLKHGFDSAZXCVBNM!@#$%^&*(-+={[};?/>.<", "Q>/?;}[{=+-(*<^%$#@!MNBVCXZASDFGHKLPOIUY8REWT0q&7654321mnbvcxzasdfghjklpoiuytrew9"), + # 81 + ("qwertyuioplkjhgfdsazxcvbnm1234567890QWERTYUIOPLKHGFDSAZXCVBNM!@#$%^&*(-+={[};?/>.", + "urty8ioplkjhgfdsazxcvbqm1234567e90QWERTYUIOPLKHGFDSnZXCVBNM!@#$%^&*(-+={[};?/>."), ] def find_matching(wrong, right): diff --git a/test/test_youtube_sig.py b/test/test_youtube_sig.py index fe2067bbd..bbeb3e2fb 100755 --- a/test/test_youtube_sig.py +++ b/test/test_youtube_sig.py @@ -53,5 +53,10 @@ class TestYoutubeSig(unittest.TestCase): right = "Q>/?;}[{=+-(*<^%$#@!MNBVCXZASDFGHKLPOIUY8REWT0q&7654321mnbvcxzasdfghjklpoiuytrew9" self.assertEqual(sig(wrong), right) + def test_81(self): + wrong = "qwertyuioplkjhgfdsazxcvbnm1234567890QWERTYUIOPLKHGFDSAZXCVBNM!@#$%^&*(-+={[};?/>." + right = "urty8ioplkjhgfdsazxcvbqm1234567e90QWERTYUIOPLKHGFDSnZXCVBNM!@#$%^&*(-+={[};?/>." + self.assertEqual(sig(wrong), right) + if __name__ == '__main__': unittest.main() diff --git a/youtube_dl/extractor/youtube.py b/youtube_dl/extractor/youtube.py index 1c3abd0cb..91cd2192f 100644 --- a/youtube_dl/extractor/youtube.py +++ b/youtube_dl/extractor/youtube.py @@ -193,6 +193,8 @@ class YoutubeIE(InfoExtractor): return s[6] + s[3:6] + s[33] + s[7:24] + s[0] + s[25:33] + s[53] + s[34:53] + s[24] + s[54:] elif len(s) == 82: return s[36] + s[79:67:-1] + s[81] + s[66:40:-1] + s[33] + s[39:36:-1] + s[40] + s[35] + s[0] + s[67] + s[32:0:-1] + s[34] + elif len(s) == 81: + return s[6] + s[3:6] + s[33] + s[7:24] + s[0] + s[25:33] + s[2] + s[34:53] + s[24] + s[54:81] else: raise ExtractorError(u'Unable to decrypt signature, key length %d not supported; retrying might work' % (len(s)))