From 5c468ca8a852a00a55b4559d31f5e9861e76d748 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Jaime=20Marqui=CC=81nez=20Ferra=CC=81ndiz?= Date: Thu, 25 Jul 2013 22:50:24 +0200 Subject: [PATCH] YoutubeIE: add algo for length 79 (fixes #1126) --- 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 3218113e7..22977ccd9 100644 --- a/devscripts/youtube_genalgo.py +++ b/devscripts/youtube_genalgo.py @@ -35,6 +35,9 @@ tests = [ # 81 - vflLC8JvQ 2013/07/25 ("qwertyuioplkjhgfdsazxcvbnm1234567890QWERTYUIOPLKHGFDSAZXCVBNM!@#$%^&*(-+={[};?/>.", "C>/?;}[{=+-(*&^%$#@!MNBVYXZASDFGHKLPOIU.TREWQ0q87659321mnbvcxzasdfghjkl4oiuytrewp"), + # 79 - vflLC8JvQ 2013/07/25 (sporadic) + ("qwertyuioplkjhgfdsazxcvbnm1234567890QWERTYUIOPLKHGFDSAZXCVBNM!@#$%^&*(-+={[};?/", + "Z?;}[{=+-(*&^%$#@!MNBVCXRASDFGHKLPOIUYT/EWQ0q87659321mnbvcxzasdfghjkl4oiuytrewp"), ] def find_matching(wrong, right): diff --git a/test/test_youtube_sig.py b/test/test_youtube_sig.py index 4e50d6f90..4d45a0e08 100644 --- a/test/test_youtube_sig.py +++ b/test/test_youtube_sig.py @@ -63,5 +63,10 @@ class TestYoutubeSig(unittest.TestCase): right = "C>/?;}[{=+-(*&^%$#@!MNBVYXZASDFGHKLPOIU.TREWQ0q87659321mnbvcxzasdfghjkl4oiuytrewp" self.assertEqual(sig(wrong), right) + def test_79(self): + wrong = "qwertyuioplkjhgfdsazxcvbnm1234567890QWERTYUIOPLKHGFDSAZXCVBNM!@#$%^&*(-+={[};?/" + right = "Z?;}[{=+-(*&^%$#@!MNBVCXRASDFGHKLPOIUYT/EWQ0q87659321mnbvcxzasdfghjkl4oiuytrewp" + 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 f86929e06..f10f2e3dd 100644 --- a/youtube_dl/extractor/youtube.py +++ b/youtube_dl/extractor/youtube.py @@ -297,6 +297,8 @@ class YoutubeIE(YoutubeBaseInfoExtractor): 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[56] + s[79:56:-1] + s[41] + s[55:41:-1] + s[80] + s[40:34:-1] + s[0] + s[33:29:-1] + s[34] + s[28:9:-1] + s[29] + s[8:0:-1] + s[9] + elif len(s) == 79: + return s[54] + s[77:54:-1] + s[39] + s[53:39:-1] + s[78] + s[38:34:-1] + s[0] + s[33:29:-1] + s[34] + s[28:9:-1] + s[29] + s[8:0:-1] + s[9] else: raise ExtractorError(u'Unable to decrypt signature, key length %d not supported; retrying might work' % (len(s))) -- 2.22.2