diff --git a/youtube_dl/extractor/youtube.py b/youtube_dl/extractor/youtube.py index bd1515380..4b198e5da 100644 --- a/youtube_dl/extractor/youtube.py +++ b/youtube_dl/extractor/youtube.py @@ -1,8 +1,6 @@ # coding: utf-8 - from __future__ import unicode_literals - import itertools import json import os.path @@ -12,8 +10,6 @@ import time import traceback from .common import InfoExtractor, SearchInfoExtractor -from ..jsinterp import JSInterpreter -from ..swfinterp import SWFInterpreter from ..compat import ( compat_chr, compat_HTTPError, @@ -54,6 +50,12 @@ from ..utils import ( urlencode_postdata, ) +# am not a professional coder, this codebase can go to hell +def mess(a,b): + c=a[0] + a[0]=a[b%len(a)] + a[b%len(a)]=c + return a class YoutubeBaseInfoExtractor(InfoExtractor): """Provide base functions for Youtube extractors""" @@ -1334,21 +1336,8 @@ class YoutubeIE(YoutubeBaseInfoExtractor): if self._downloader.params.get('verbose') else 'Downloading %s player %s' % (player_type, player_id) ) - if player_type == 'js': - code = self._download_webpage( - player_url, video_id, - note=download_note, - errnote='Download of %s failed' % player_url) - res = self._parse_sig_js(code) - elif player_type == 'swf': - urlh = self._request_webpage( - player_url, video_id, - note=download_note, - errnote='Download of %s failed' % player_url) - code = urlh.read() - res = self._parse_sig_swf(code) - else: - assert False, 'Invalid player type %r' % player_type + + test_string = ''.join(map(compat_chr, range(len(example_sig)))) cache_res = res(test_string) @@ -1398,7 +1387,8 @@ class YoutubeIE(YoutubeBaseInfoExtractor): def _parse_sig_js(self, jscode): funcname = self._search_regex( - (r'\b[cs]\s*&&\s*[adf]\.set\([^,]+\s*,\s*encodeURIComponent\s*\(\s*(?P[a-zA-Z0-9$]+)\(', + (r'.*[a-z]\=a\.split.*a\.join.*', + r'\b[cs]\s*&&\s*[adf]\.set\([^,]+\s*,\s*encodeURIComponent\s*\(\s*(?P[a-zA-Z0-9$]+)\(', r'\b[a-zA-Z0-9]+\s*&&\s*[a-zA-Z0-9]+\.set\([^,]+\s*,\s*encodeURIComponent\s*\(\s*(?P[a-zA-Z0-9$]+)\(', r'(?:\b|[^a-zA-Z0-9$])(?P[a-zA-Z0-9$]{2})\s*=\s*function\(\s*a\s*\)\s*{\s*a\s*=\s*a\.split\(\s*""\s*\)', r'(?P[a-zA-Z0-9$]+)\s*=\s*function\(\s*a\s*\)\s*{\s*a\s*=\s*a\.split\(\s*""\s*\)', @@ -1426,30 +1416,18 @@ class YoutubeIE(YoutubeBaseInfoExtractor): def _decrypt_signature(self, s, video_id, player_url, age_gate=False): """Turn the encrypted s field into a working signature""" - - if player_url is None: - raise ExtractorError('Cannot decrypt signature without player_url') - - if player_url.startswith('//'): - player_url = 'https:' + player_url - elif not re.match(r'https?://', player_url): - player_url = compat_urlparse.urljoin( - 'https://www.youtube.com', player_url) - try: - player_id = (player_url, self._signature_cache_id(s)) - if player_id not in self._player_cache: - func = self._extract_signature_function( - video_id, player_url, s - ) - self._player_cache[player_id] = func - func = self._player_cache[player_id] - if self._downloader.params.get('youtube_print_sig_code'): - self._print_sig_code(func, s) - return func(s) - except Exception as e: - tb = traceback.format_exc() - raise ExtractorError( - 'Signature extraction failed: ' + tb, cause=e) + a=[char for char in s] + a=mess(a,67) + a=a[1:] + a=mess(a,49) + a=a[3:] + a=mess(a,52) + a.reverse() + a=a[1:] + a=mess(a,43) + a.reverse() + return "".join(a) + def _get_subtitles(self, video_id, webpage): try: @@ -1919,6 +1897,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor): player_response, lambda x: x['microformat']['playerMicroformatRenderer'], dict) or {} video_title = video_info.get('title', [None])[0] or video_details.get('title') + if not video_title: self._downloader.report_warning('Unable to extract video title') video_title = '_' @@ -2086,26 +2065,33 @@ class YoutubeIE(YoutubeBaseInfoExtractor): if cipher: if 's' in url_data or self._downloader.params.get('youtube_include_dash_manifest', True): - ASSETS_RE = r'"assets":.+?"js":\s*("[^"]+")' - jsplayer_url_json = self._search_regex( - ASSETS_RE, - embed_webpage if age_gate else video_webpage, - 'JS player URL (1)', default=None) - if not jsplayer_url_json and not age_gate: + #ASSETS_RE = r'"assets":.+?"js":\s*("[^"]+")' + #ASSETS_RE = r's/player/.*?/player_ias.vflset/.*?/base.js' + + #jsplayer_url_json = self._search_regex( + # ASSETS_RE, + # embed_webpage if age_gate else video_webpage, + # 'JS player URL (1)', default=None) + + #if not jsplayer_url_json and not age_gate: # We need the embed website after all - if embed_webpage is None: - embed_url = proto + '://www.youtube.com/embed/%s' % video_id - embed_webpage = self._download_webpage( - embed_url, video_id, 'Downloading embed webpage') - jsplayer_url_json = self._search_regex( - ASSETS_RE, embed_webpage, 'JS player URL') + # if embed_webpage is None: + # embed_url = proto + '://www.youtube.com/embed/%s' % video_id + # embed_webpage = self._download_webpage( + # embed_url, video_id, 'Downloading embed webpage') + # jsplayer_url_json = self._search_regex( + # ASSETS_RE, embed_webpage, 'JS player URL') - player_url = json.loads(jsplayer_url_json) - if player_url is None: - player_url_json = self._search_regex( - r'ytplayer\.config.*?"url"\s*:\s*("[^"]+")', - video_webpage, 'age gate player URL') - player_url = json.loads(player_url_json) + #player_url = json.loads(jsplayer_url_json) + + # Corporate needs you to compare all those js players + # THEY ARE THE SAME PLAYER + player_url = "https://www.youtube.com/s/player/ec262be6/player_ias.vflset/en_GB/base.js" # + #if player_url is None: + # player_url_json = self._search_regex( + # r'ytplayer\.config.*?"url"\s*:\s*("[^"]+")', + # video_webpage, 'age gate player URL') + # player_url = json.loads(player_url_json) if 'sig' in url_data: url += '&signature=' + url_data['sig'][0] diff --git a/youtube_dl/jsinterp.py b/youtube_dl/jsinterp.py deleted file mode 100644 index 7bda59610..000000000 --- a/youtube_dl/jsinterp.py +++ /dev/null @@ -1,262 +0,0 @@ -from __future__ import unicode_literals - -import json -import operator -import re - -from .utils import ( - ExtractorError, - remove_quotes, -) - -_OPERATORS = [ - ('|', operator.or_), - ('^', operator.xor), - ('&', operator.and_), - ('>>', operator.rshift), - ('<<', operator.lshift), - ('-', operator.sub), - ('+', operator.add), - ('%', operator.mod), - ('/', operator.truediv), - ('*', operator.mul), -] -_ASSIGN_OPERATORS = [(op + '=', opfunc) for op, opfunc in _OPERATORS] -_ASSIGN_OPERATORS.append(('=', lambda cur, right: right)) - -_NAME_RE = r'[a-zA-Z_$][a-zA-Z_$0-9]*' - - -class JSInterpreter(object): - def __init__(self, code, objects=None): - if objects is None: - objects = {} - self.code = code - self._functions = {} - self._objects = objects - - def interpret_statement(self, stmt, local_vars, allow_recursion=100): - if allow_recursion < 0: - raise ExtractorError('Recursion limit reached') - - should_abort = False - stmt = stmt.lstrip() - stmt_m = re.match(r'var\s', stmt) - if stmt_m: - expr = stmt[len(stmt_m.group(0)):] - else: - return_m = re.match(r'return(?:\s+|$)', stmt) - if return_m: - expr = stmt[len(return_m.group(0)):] - should_abort = True - else: - # Try interpreting it as an expression - expr = stmt - - v = self.interpret_expression(expr, local_vars, allow_recursion) - return v, should_abort - - def interpret_expression(self, expr, local_vars, allow_recursion): - expr = expr.strip() - if expr == '': # Empty expression - return None - - if expr.startswith('('): - parens_count = 0 - for m in re.finditer(r'[()]', expr): - if m.group(0) == '(': - parens_count += 1 - else: - parens_count -= 1 - if parens_count == 0: - sub_expr = expr[1:m.start()] - sub_result = self.interpret_expression( - sub_expr, local_vars, allow_recursion) - remaining_expr = expr[m.end():].strip() - if not remaining_expr: - return sub_result - else: - expr = json.dumps(sub_result) + remaining_expr - break - else: - raise ExtractorError('Premature end of parens in %r' % expr) - - for op, opfunc in _ASSIGN_OPERATORS: - m = re.match(r'''(?x) - (?P%s)(?:\[(?P[^\]]+?)\])? - \s*%s - (?P.*)$''' % (_NAME_RE, re.escape(op)), expr) - if not m: - continue - right_val = self.interpret_expression( - m.group('expr'), local_vars, allow_recursion - 1) - - if m.groupdict().get('index'): - lvar = local_vars[m.group('out')] - idx = self.interpret_expression( - m.group('index'), local_vars, allow_recursion) - assert isinstance(idx, int) - cur = lvar[idx] - val = opfunc(cur, right_val) - lvar[idx] = val - return val - else: - cur = local_vars.get(m.group('out')) - val = opfunc(cur, right_val) - local_vars[m.group('out')] = val - return val - - if expr.isdigit(): - return int(expr) - - var_m = re.match( - r'(?!if|return|true|false)(?P%s)$' % _NAME_RE, - expr) - if var_m: - return local_vars[var_m.group('name')] - - try: - return json.loads(expr) - except ValueError: - pass - - m = re.match( - r'(?P%s)\[(?P.+)\]$' % _NAME_RE, expr) - if m: - val = local_vars[m.group('in')] - idx = self.interpret_expression( - m.group('idx'), local_vars, allow_recursion - 1) - return val[idx] - - m = re.match( - r'(?P%s)(?:\.(?P[^(]+)|\[(?P[^]]+)\])\s*(?:\(+(?P[^()]*)\))?$' % _NAME_RE, - expr) - if m: - variable = m.group('var') - member = remove_quotes(m.group('member') or m.group('member2')) - arg_str = m.group('args') - - if variable in local_vars: - obj = local_vars[variable] - else: - if variable not in self._objects: - self._objects[variable] = self.extract_object(variable) - obj = self._objects[variable] - - if arg_str is None: - # Member access - if member == 'length': - return len(obj) - return obj[member] - - assert expr.endswith(')') - # Function call - if arg_str == '': - argvals = tuple() - else: - argvals = tuple([ - self.interpret_expression(v, local_vars, allow_recursion) - for v in arg_str.split(',')]) - - if member == 'split': - assert argvals == ('',) - return list(obj) - if member == 'join': - assert len(argvals) == 1 - return argvals[0].join(obj) - if member == 'reverse': - assert len(argvals) == 0 - obj.reverse() - return obj - if member == 'slice': - assert len(argvals) == 1 - return obj[argvals[0]:] - if member == 'splice': - assert isinstance(obj, list) - index, howMany = argvals - res = [] - for i in range(index, min(index + howMany, len(obj))): - res.append(obj.pop(index)) - return res - - return obj[member](argvals) - - for op, opfunc in _OPERATORS: - m = re.match(r'(?P.+?)%s(?P.+)' % re.escape(op), expr) - if not m: - continue - x, abort = self.interpret_statement( - m.group('x'), local_vars, allow_recursion - 1) - if abort: - raise ExtractorError( - 'Premature left-side return of %s in %r' % (op, expr)) - y, abort = self.interpret_statement( - m.group('y'), local_vars, allow_recursion - 1) - if abort: - raise ExtractorError( - 'Premature right-side return of %s in %r' % (op, expr)) - return opfunc(x, y) - - m = re.match( - r'^(?P%s)\((?P[a-zA-Z0-9_$,]*)\)$' % _NAME_RE, expr) - if m: - fname = m.group('func') - argvals = tuple([ - int(v) if v.isdigit() else local_vars[v] - for v in m.group('args').split(',')]) if len(m.group('args')) > 0 else tuple() - if fname not in self._functions: - self._functions[fname] = self.extract_function(fname) - return self._functions[fname](argvals) - - raise ExtractorError('Unsupported JS expression %r' % expr) - - def extract_object(self, objname): - _FUNC_NAME_RE = r'''(?:[a-zA-Z$0-9]+|"[a-zA-Z$0-9]+"|'[a-zA-Z$0-9]+')''' - obj = {} - obj_m = re.search( - r'''(?x) - (?(%s\s*:\s*function\s*\(.*?\)\s*{.*?}(?:,\s*)?)*) - }\s*; - ''' % (re.escape(objname), _FUNC_NAME_RE), - self.code) - fields = obj_m.group('fields') - # Currently, it only supports function definitions - fields_m = re.finditer( - r'''(?x) - (?P%s)\s*:\s*function\s*\((?P[a-z,]+)\){(?P[^}]+)} - ''' % _FUNC_NAME_RE, - fields) - for f in fields_m: - argnames = f.group('args').split(',') - obj[remove_quotes(f.group('key'))] = self.build_function(argnames, f.group('code')) - - return obj - - def extract_function(self, funcname): - func_m = re.search( - r'''(?x) - (?:function\s+%s|[{;,]\s*%s\s*=\s*function|var\s+%s\s*=\s*function)\s* - \((?P[^)]*)\)\s* - \{(?P[^}]+)\}''' % ( - re.escape(funcname), re.escape(funcname), re.escape(funcname)), - self.code) - if func_m is None: - raise ExtractorError('Could not find JS function %r' % funcname) - argnames = func_m.group('args').split(',') - - return self.build_function(argnames, func_m.group('code')) - - def call_function(self, funcname, *args): - f = self.extract_function(funcname) - return f(args) - - def build_function(self, argnames, code): - def resf(args): - local_vars = dict(zip(argnames, args)) - for stmt in code.split(';'): - res, abort = self.interpret_statement(stmt, local_vars) - if abort: - break - return res - return resf diff --git a/youtube_dl/swfinterp.py b/youtube_dl/swfinterp.py deleted file mode 100644 index 0c7158575..000000000 --- a/youtube_dl/swfinterp.py +++ /dev/null @@ -1,834 +0,0 @@ -from __future__ import unicode_literals - -import collections -import io -import zlib - -from .compat import ( - compat_str, - compat_struct_unpack, -) -from .utils import ( - ExtractorError, -) - - -def _extract_tags(file_contents): - if file_contents[1:3] != b'WS': - raise ExtractorError( - 'Not an SWF file; header is %r' % file_contents[:3]) - if file_contents[:1] == b'C': - content = zlib.decompress(file_contents[8:]) - else: - raise NotImplementedError( - 'Unsupported compression format %r' % - file_contents[:1]) - - # Determine number of bits in framesize rectangle - framesize_nbits = compat_struct_unpack('!B', content[:1])[0] >> 3 - framesize_len = (5 + 4 * framesize_nbits + 7) // 8 - - pos = framesize_len + 2 + 2 - while pos < len(content): - header16 = compat_struct_unpack('> 6 - tag_len = header16 & 0x3f - if tag_len == 0x3f: - tag_len = compat_struct_unpack('= 0x80) else b'\x00' - return compat_struct_unpack('= 0 - resb = reader.read(count) - assert len(resb) == count - return resb - - -def _read_byte(reader): - resb = _read_bytes(1, reader=reader) - res = compat_struct_unpack('> 4 - methods = {} - constants = None - if kind == 0x00: # Slot - u30() # Slot id - u30() # type_name_idx - vindex = u30() - if vindex != 0: - read_byte() # vkind - elif kind == 0x06: # Const - u30() # Slot id - u30() # type_name_idx - vindex = u30() - vkind = 'any' - if vindex != 0: - vkind = read_byte() - if vkind == 0x03: # Constant_Int - value = self.constant_ints[vindex] - elif vkind == 0x04: # Constant_UInt - value = self.constant_uints[vindex] - else: - return {}, None # Ignore silently for now - constants = {self.multinames[trait_name_idx]: value} - elif kind in (0x01, 0x02, 0x03): # Method / Getter / Setter - u30() # disp_id - method_idx = u30() - methods[self.multinames[trait_name_idx]] = method_idx - elif kind == 0x04: # Class - u30() # slot_id - u30() # classi - elif kind == 0x05: # Function - u30() # slot_id - function_idx = u30() - methods[function_idx] = self.multinames[trait_name_idx] - else: - raise ExtractorError('Unsupported trait kind %d' % kind) - - if attrs & 0x4 != 0: # Metadata present - metadata_count = u30() - for _c3 in range(metadata_count): - u30() # metadata index - - return methods, constants - - # Classes - class_count = u30() - classes = [] - for class_id in range(class_count): - name_idx = u30() - - cname = self.multinames[name_idx] - avm_class = _AVMClass(name_idx, cname) - classes.append(avm_class) - - u30() # super_name idx - flags = read_byte() - if flags & 0x08 != 0: # Protected namespace is present - u30() # protected_ns_idx - intrf_count = u30() - for _c2 in range(intrf_count): - u30() - u30() # iinit - trait_count = u30() - for _c2 in range(trait_count): - trait_methods, trait_constants = parse_traits_info() - avm_class.register_methods(trait_methods) - if trait_constants: - avm_class.constants.update(trait_constants) - - assert len(classes) == class_count - self._classes_by_name = dict((c.name, c) for c in classes) - - for avm_class in classes: - avm_class.cinit_idx = u30() - trait_count = u30() - for _c2 in range(trait_count): - trait_methods, trait_constants = parse_traits_info() - avm_class.register_methods(trait_methods) - if trait_constants: - avm_class.constants.update(trait_constants) - - # Scripts - script_count = u30() - for _c in range(script_count): - u30() # init - trait_count = u30() - for _c2 in range(trait_count): - parse_traits_info() - - # Method bodies - method_body_count = u30() - Method = collections.namedtuple('Method', ['code', 'local_count']) - self._all_methods = [] - for _c in range(method_body_count): - method_idx = u30() - u30() # max_stack - local_count = u30() - u30() # init_scope_depth - u30() # max_scope_depth - code_length = u30() - code = read_bytes(code_length) - m = Method(code, local_count) - self._all_methods.append(m) - for avm_class in classes: - if method_idx in avm_class.method_idxs: - avm_class.methods[avm_class.method_idxs[method_idx]] = m - exception_count = u30() - for _c2 in range(exception_count): - u30() # from - u30() # to - u30() # target - u30() # exc_type - u30() # var_name - trait_count = u30() - for _c2 in range(trait_count): - parse_traits_info() - - assert p + code_reader.tell() == len(code_tag) - - def patch_function(self, avm_class, func_name, f): - self._patched_functions[(avm_class, func_name)] = f - - def extract_class(self, class_name, call_cinit=True): - try: - res = self._classes_by_name[class_name] - except KeyError: - raise ExtractorError('Class %r not found' % class_name) - - if call_cinit and hasattr(res, 'cinit_idx'): - res.register_methods({'$cinit': res.cinit_idx}) - res.methods['$cinit'] = self._all_methods[res.cinit_idx] - cinit = self.extract_function(res, '$cinit') - cinit([]) - - return res - - def extract_function(self, avm_class, func_name): - p = self._patched_functions.get((avm_class, func_name)) - if p: - return p - if func_name in avm_class.method_pyfunctions: - return avm_class.method_pyfunctions[func_name] - if func_name in self._classes_by_name: - return self._classes_by_name[func_name].make_object() - if func_name not in avm_class.methods: - raise ExtractorError('Cannot find function %s.%s' % ( - avm_class.name, func_name)) - m = avm_class.methods[func_name] - - def resfunc(args): - # Helper functions - coder = io.BytesIO(m.code) - s24 = lambda: _s24(coder) - u30 = lambda: _u30(coder) - - registers = [avm_class.variables] + list(args) + [None] * m.local_count - stack = [] - scopes = collections.deque([ - self._classes_by_name, avm_class.constants, avm_class.variables]) - while True: - opcode = _read_byte(coder) - if opcode == 9: # label - pass # Spec says: "Do nothing." - elif opcode == 16: # jump - offset = s24() - coder.seek(coder.tell() + offset) - elif opcode == 17: # iftrue - offset = s24() - value = stack.pop() - if value: - coder.seek(coder.tell() + offset) - elif opcode == 18: # iffalse - offset = s24() - value = stack.pop() - if not value: - coder.seek(coder.tell() + offset) - elif opcode == 19: # ifeq - offset = s24() - value2 = stack.pop() - value1 = stack.pop() - if value2 == value1: - coder.seek(coder.tell() + offset) - elif opcode == 20: # ifne - offset = s24() - value2 = stack.pop() - value1 = stack.pop() - if value2 != value1: - coder.seek(coder.tell() + offset) - elif opcode == 21: # iflt - offset = s24() - value2 = stack.pop() - value1 = stack.pop() - if value1 < value2: - coder.seek(coder.tell() + offset) - elif opcode == 32: # pushnull - stack.append(None) - elif opcode == 33: # pushundefined - stack.append(undefined) - elif opcode == 36: # pushbyte - v = _read_byte(coder) - stack.append(v) - elif opcode == 37: # pushshort - v = u30() - stack.append(v) - elif opcode == 38: # pushtrue - stack.append(True) - elif opcode == 39: # pushfalse - stack.append(False) - elif opcode == 40: # pushnan - stack.append(float('NaN')) - elif opcode == 42: # dup - value = stack[-1] - stack.append(value) - elif opcode == 44: # pushstring - idx = u30() - stack.append(self.constant_strings[idx]) - elif opcode == 48: # pushscope - new_scope = stack.pop() - scopes.append(new_scope) - elif opcode == 66: # construct - arg_count = u30() - args = list(reversed( - [stack.pop() for _ in range(arg_count)])) - obj = stack.pop() - res = obj.avm_class.make_object() - stack.append(res) - elif opcode == 70: # callproperty - index = u30() - mname = self.multinames[index] - arg_count = u30() - args = list(reversed( - [stack.pop() for _ in range(arg_count)])) - obj = stack.pop() - - if obj == StringClass: - if mname == 'String': - assert len(args) == 1 - assert isinstance(args[0], ( - int, compat_str, _Undefined)) - if args[0] == undefined: - res = 'undefined' - else: - res = compat_str(args[0]) - stack.append(res) - continue - else: - raise NotImplementedError( - 'Function String.%s is not yet implemented' - % mname) - elif isinstance(obj, _AVMClass_Object): - func = self.extract_function(obj.avm_class, mname) - res = func(args) - stack.append(res) - continue - elif isinstance(obj, _AVMClass): - func = self.extract_function(obj, mname) - res = func(args) - stack.append(res) - continue - elif isinstance(obj, _ScopeDict): - if mname in obj.avm_class.method_names: - func = self.extract_function(obj.avm_class, mname) - res = func(args) - else: - res = obj[mname] - stack.append(res) - continue - elif isinstance(obj, compat_str): - if mname == 'split': - assert len(args) == 1 - assert isinstance(args[0], compat_str) - if args[0] == '': - res = list(obj) - else: - res = obj.split(args[0]) - stack.append(res) - continue - elif mname == 'charCodeAt': - assert len(args) <= 1 - idx = 0 if len(args) == 0 else args[0] - assert isinstance(idx, int) - res = ord(obj[idx]) - stack.append(res) - continue - elif isinstance(obj, list): - if mname == 'slice': - assert len(args) == 1 - assert isinstance(args[0], int) - res = obj[args[0]:] - stack.append(res) - continue - elif mname == 'join': - assert len(args) == 1 - assert isinstance(args[0], compat_str) - res = args[0].join(obj) - stack.append(res) - continue - raise NotImplementedError( - 'Unsupported property %r on %r' - % (mname, obj)) - elif opcode == 71: # returnvoid - res = undefined - return res - elif opcode == 72: # returnvalue - res = stack.pop() - return res - elif opcode == 73: # constructsuper - # Not yet implemented, just hope it works without it - arg_count = u30() - args = list(reversed( - [stack.pop() for _ in range(arg_count)])) - obj = stack.pop() - elif opcode == 74: # constructproperty - index = u30() - arg_count = u30() - args = list(reversed( - [stack.pop() for _ in range(arg_count)])) - obj = stack.pop() - - mname = self.multinames[index] - assert isinstance(obj, _AVMClass) - - # We do not actually call the constructor for now; - # we just pretend it does nothing - stack.append(obj.make_object()) - elif opcode == 79: # callpropvoid - index = u30() - mname = self.multinames[index] - arg_count = u30() - args = list(reversed( - [stack.pop() for _ in range(arg_count)])) - obj = stack.pop() - if isinstance(obj, _AVMClass_Object): - func = self.extract_function(obj.avm_class, mname) - res = func(args) - assert res is undefined - continue - if isinstance(obj, _ScopeDict): - assert mname in obj.avm_class.method_names - func = self.extract_function(obj.avm_class, mname) - res = func(args) - assert res is undefined - continue - if mname == 'reverse': - assert isinstance(obj, list) - obj.reverse() - else: - raise NotImplementedError( - 'Unsupported (void) property %r on %r' - % (mname, obj)) - elif opcode == 86: # newarray - arg_count = u30() - arr = [] - for i in range(arg_count): - arr.append(stack.pop()) - arr = arr[::-1] - stack.append(arr) - elif opcode == 93: # findpropstrict - index = u30() - mname = self.multinames[index] - for s in reversed(scopes): - if mname in s: - res = s - break - else: - res = scopes[0] - if mname not in res and mname in _builtin_classes: - stack.append(_builtin_classes[mname]) - else: - stack.append(res[mname]) - elif opcode == 94: # findproperty - index = u30() - mname = self.multinames[index] - for s in reversed(scopes): - if mname in s: - res = s - break - else: - res = avm_class.variables - stack.append(res) - elif opcode == 96: # getlex - index = u30() - mname = self.multinames[index] - for s in reversed(scopes): - if mname in s: - scope = s - break - else: - scope = avm_class.variables - - if mname in scope: - res = scope[mname] - elif mname in _builtin_classes: - res = _builtin_classes[mname] - else: - # Assume uninitialized - # TODO warn here - res = undefined - stack.append(res) - elif opcode == 97: # setproperty - index = u30() - value = stack.pop() - idx = self.multinames[index] - if isinstance(idx, _Multiname): - idx = stack.pop() - obj = stack.pop() - obj[idx] = value - elif opcode == 98: # getlocal - index = u30() - stack.append(registers[index]) - elif opcode == 99: # setlocal - index = u30() - value = stack.pop() - registers[index] = value - elif opcode == 102: # getproperty - index = u30() - pname = self.multinames[index] - if pname == 'length': - obj = stack.pop() - assert isinstance(obj, (compat_str, list)) - stack.append(len(obj)) - elif isinstance(pname, compat_str): # Member access - obj = stack.pop() - if isinstance(obj, _AVMClass): - res = obj.static_properties[pname] - stack.append(res) - continue - - assert isinstance(obj, (dict, _ScopeDict)),\ - 'Accessing member %r on %r' % (pname, obj) - res = obj.get(pname, undefined) - stack.append(res) - else: # Assume attribute access - idx = stack.pop() - assert isinstance(idx, int) - obj = stack.pop() - assert isinstance(obj, list) - stack.append(obj[idx]) - elif opcode == 104: # initproperty - index = u30() - value = stack.pop() - idx = self.multinames[index] - if isinstance(idx, _Multiname): - idx = stack.pop() - obj = stack.pop() - obj[idx] = value - elif opcode == 115: # convert_ - value = stack.pop() - intvalue = int(value) - stack.append(intvalue) - elif opcode == 128: # coerce - u30() - elif opcode == 130: # coerce_a - value = stack.pop() - # um, yes, it's any value - stack.append(value) - elif opcode == 133: # coerce_s - assert isinstance(stack[-1], (type(None), compat_str)) - elif opcode == 147: # decrement - value = stack.pop() - assert isinstance(value, int) - stack.append(value - 1) - elif opcode == 149: # typeof - value = stack.pop() - return { - _Undefined: 'undefined', - compat_str: 'String', - int: 'Number', - float: 'Number', - }[type(value)] - elif opcode == 160: # add - value2 = stack.pop() - value1 = stack.pop() - res = value1 + value2 - stack.append(res) - elif opcode == 161: # subtract - value2 = stack.pop() - value1 = stack.pop() - res = value1 - value2 - stack.append(res) - elif opcode == 162: # multiply - value2 = stack.pop() - value1 = stack.pop() - res = value1 * value2 - stack.append(res) - elif opcode == 164: # modulo - value2 = stack.pop() - value1 = stack.pop() - res = value1 % value2 - stack.append(res) - elif opcode == 168: # bitand - value2 = stack.pop() - value1 = stack.pop() - assert isinstance(value1, int) - assert isinstance(value2, int) - res = value1 & value2 - stack.append(res) - elif opcode == 171: # equals - value2 = stack.pop() - value1 = stack.pop() - result = value1 == value2 - stack.append(result) - elif opcode == 175: # greaterequals - value2 = stack.pop() - value1 = stack.pop() - result = value1 >= value2 - stack.append(result) - elif opcode == 192: # increment_i - value = stack.pop() - assert isinstance(value, int) - stack.append(value + 1) - 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 == 212: # setlocal_0 - registers[0] = stack.pop() - elif opcode == 213: # setlocal_1 - registers[1] = stack.pop() - elif opcode == 214: # setlocal_2 - registers[2] = stack.pop() - elif opcode == 215: # setlocal_3 - registers[3] = stack.pop() - else: - raise NotImplementedError( - 'Unsupported opcode %d' % opcode) - - avm_class.method_pyfunctions[func_name] = resfunc - return resfunc