From b7558d9881ae0dede7c13e1c082eaf89aefed27e Mon Sep 17 00:00:00 2001 From: Philipp Hagemeister Date: Mon, 17 Nov 2014 01:27:15 +0100 Subject: [PATCH] [swfinterp] Allow function patching --- youtube_dl/swfinterp.py | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/youtube_dl/swfinterp.py b/youtube_dl/swfinterp.py index b63c65b20..e5deb2c14 100644 --- a/youtube_dl/swfinterp.py +++ b/youtube_dl/swfinterp.py @@ -150,6 +150,7 @@ def _read_byte(reader): class SWFInterpreter(object): def __init__(self, file_contents): + self._patched_functions = {} code_tag = next(tag for tag_code, tag in _extract_tags(file_contents) if tag_code == 82) @@ -354,6 +355,9 @@ class SWFInterpreter(object): 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): try: return self._classes_by_name[class_name] @@ -361,6 +365,9 @@ class SWFInterpreter(object): raise ExtractorError('Class %r not found' % class_name) 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: