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| author | Philipp Hagemeister <phihag@phihag.de> | 2013-09-21 14:48:12 +0200 |
|---|---|---|
| committer | Philipp Hagemeister <phihag@phihag.de> | 2013-09-21 14:48:12 +0200 |
| commit | a7177865b19cdf711f15e01541aee9deae97a56c (patch) | |
| tree | e75adb2c733d4bb1a08ccc3e8034333167a78a07 | |
| parent | e0df6211cc9364f62406b2907fa830847324db53 (diff) | |
| download | youtube-dl-a7177865b19cdf711f15e01541aee9deae97a56c.tar.xz | |
Implement more opcodes
| -rw-r--r-- | youtube_dl/extractor/youtube.py | 45 |
1 files changed, 38 insertions, 7 deletions
diff --git a/youtube_dl/extractor/youtube.py b/youtube_dl/extractor/youtube.py index 456d3cb0f..b57693ee6 100644 --- a/youtube_dl/extractor/youtube.py +++ b/youtube_dl/extractor/youtube.py @@ -863,13 +863,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor, SubtitlesInfoExtractor): coder = io.BytesIO(m.code) while True: opcode = struct.unpack('!B', coder.read(1))[0] - if opcode == 208: # getlocal_0 - stack.append(registers[0]) - elif opcode == 209: # getlocal_1 - stack.append(registers[1]) - elif opcode == 210: # getlocal_2 - stack.append(registers[2]) - elif opcode == 36: # pushbyte + if opcode == 36: # pushbyte v = struct.unpack('!B', coder.read(1))[0] stack.append(v) elif opcode == 44: # pushstring @@ -895,12 +889,41 @@ class YoutubeIE(YoutubeBaseInfoExtractor, SubtitlesInfoExtractor): else: res = obj.split(args[0]) stack.append(res) + elif mname == u'slice': + assert len(args) == 1 + assert isinstance(args[0], int) + assert isinstance(obj, list) + res = obj[args[0]:] + stack.append(res) + elif mname == u'join': + assert len(args) == 1 + assert isinstance(args[0], compat_str) + assert isinstance(obj, list) + res = args[0].join(obj) + stack.append(res) elif mname in method_pyfunctions: stack.append(method_pyfunctions[mname](args)) else: raise NotImplementedError( u'Unsupported property %r on %r' % (mname, obj)) + elif opcode == 72: # returnvalue + res = stack.pop() + return res + elif opcode == 79: # callpropvoid + index = u30(coder) + mname = multinames[index] + arg_count = u30(coder) + args = list(reversed( + [stack.pop() for _ in range(arg_count)])) + obj = stack.pop() + if mname == u'reverse': + assert isinstance(obj, list) + obj.reverse() + else: + raise NotImplementedError( + u'Unsupported (void) property %r on %r' + % (mname, obj)) elif opcode == 93: # findpropstrict index = u30(coder) mname = multinames[index] @@ -943,6 +966,14 @@ class YoutubeIE(YoutubeBaseInfoExtractor, SubtitlesInfoExtractor): value1 = stack.pop() res = value1 % value2 stack.append(res) + elif opcode == 208: # getlocal_0 + stack.append(registers[0]) + elif opcode == 209: # getlocal_1 + stack.append(registers[1]) + elif opcode == 210: # getlocal_2 + stack.append(registers[2]) + elif opcode == 211: # getlocal_3 + stack.append(registers[3]) elif opcode == 214: # setlocal_2 registers[2] = stack.pop() elif opcode == 215: # setlocal_3 |