mirror of
https://github.com/Virtual-World-RE/NeoGF.git
synced 2024-11-15 07:45:33 +01:00
310 lines
12 KiB
Python
310 lines
12 KiB
Python
#!/usr/bin/env python3
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from afstool import AfsInvalidFileLenError, Afs, FilenameResolver
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import os
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from pathlib import Path
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import shutil
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from time import time
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__version__ = "0.0.4"
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__author__ = "rigodron, algoflash, GGLinnk"
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__license__ = "MIT"
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__status__ = "developpement"
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##################################################
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# Set afss_path with your AFSs folder
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# Set afspacker_path with the path of AFSPacker.exe
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##################################################
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afss_path = Path("afs")
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afspacker_path = Path("../_autres/_soft/AFSPacker.exe")
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afspacker_unpack_path = Path("afspacker_unpack")
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# Created tmp paths
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unpack_path = Path("unpack")
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unpack2_path = Path("unpack2")
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repack_path = Path("repack")
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class AfsTest(Afs):
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# return a list of tuples with (offset, resolved filename)
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def get_range(self, folder_path:Path):
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sys_path = folder_path / "sys"
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self._Afs__loadsys_from_folder(sys_path)
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resolver = FilenameResolver(sys_path)
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offsets_names_map = [(0, "SYS TOC")]
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for i in range(0, self._Afs__file_count):
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filename = resolver.resolve_from_index(i, self._Afs__get_file_name(i)) if self._Afs__filenamedirectory else f"{i:08}"
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offsets_names_map.append( (self._Afs__get_file_offset(i), filename) )
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if self._Afs__filenamedirectory:
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offsets_names_map.append( (self._Afs__get_filenamedirectory_offset(), "SYS FD") )
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return offsets_names_map
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def print_paths_differences(folder1_paths:list, folder2_paths:list):
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backup_paths = folder2_paths.copy()
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for path in folder1_paths:
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if path in folder2_paths:
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folder2_paths.remove(path)
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for path in backup_paths:
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if path in folder1_paths:
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folder1_paths.remove(path)
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print("folder1 diff :")
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for path in folder1_paths:
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print(path)
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print("folder2 diff :")
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for path in folder2_paths:
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print(path)
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# compare two files
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def compare_files(file1_path:Path, file2_path:Path):
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CLUSTER_LEN = 131072
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with file1_path.open("rb") as file1, file2_path.open("rb") as file2:
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# Init
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bytes1 = file1.read(CLUSTER_LEN)
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bytes2 = file2.read(CLUSTER_LEN)
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while bytes1 or bytes2: # continue if bytes1 and bytes2 have a len > 0
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if bytes1 != bytes2:
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return False
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bytes1 = file1.read(CLUSTER_LEN)
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bytes2 = file2.read(CLUSTER_LEN)
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return True
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# compare two folder
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# -> raise an exception if there is a difference in paths or in file content
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def compare_folders(folder1: Path, folder2: Path, compare_mtime=False):
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folder1_tmp_paths = list(folder1.glob("*"))
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folder1_file_count = len(folder1_tmp_paths)
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print(f"compare \"{folder1}\" - \"{folder2}\" ({folder1_file_count} files)")
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if folder1_file_count == 0:
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raise Exception(f"ERROR - EMPTY FOLDER: {folder1}")
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len1 = len(folder1.parts)
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len2 = len(folder2.parts)
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# 1. Compare names in filesystems
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folder1_paths = [Path(*path.parts[len1:]) for path in folder1_tmp_paths]
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folder2_paths = [Path(*path.parts[len2:]) for path in folder2.glob("*")]
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if folder1_paths != folder2_paths:
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print_paths_differences(folder1_paths, folder2_paths)
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raise Exception(f"Folders \"{folder1}\" and \"{folder2}\" are different (not the same folders or files names).")
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# 2. Compare files content
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for path1 in folder1_tmp_paths:
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path2 = folder2 / Path(*path1.parts[len1:])
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if compare_mtime:
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if round(path1.stat().st_mtime) != round(path2.stat().st_mtime):
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raise Exception(f"\"{path1}\" and \"{path2}\" mtime (update time) are different:\n {round(path1.stat().st_mtime)}-{round(path2.stat().st_mtime)}")
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if not compare_files(path1, path2):
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raise Exception(f"\"{path1}\" and \"{path2}\" are different.")
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# compare two AFS
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# -> raise an exception if there is a difference in:
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# -paths
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# -files content
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# -mtime if there is a filename directory
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def compare_unpacked_AFS(folder1: Path, folder2: Path):
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compare_mtime = False
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if (folder1 / "sys" / "filenamedirectory.bin").is_file():
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compare_mtime = True
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compare_folders(folder1 / "root", folder2 / "root", compare_mtime)
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def patch_all_bytes(file_path:Path, max_len:int = None):
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file_data = bytearray(file_path.read_bytes())
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if max_len == None:
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max_len = len(file_data)
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elif max_len < len(file_data):
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file_data = file_data[:max_len]
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for i in range(0, len(file_data)):
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file_data[i] = (file_data[i] + 1) % 255
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if max_len > len(file_data):
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file_data.extend(b"\x01"*(max_len - len(file_data)))
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file_path.write_bytes(file_data)
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# if not bool_len: patch all files with max len
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# if bool_len: patch first file found with max len + 1
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def patch_unpackedfiles_in_folder(folder_path:Path, bool_len:bool = False):
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for afsfolder_path in folder_path.glob("*"):
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print(f"Patching {afsfolder_path}...")
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afs_test = AfsTest()
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offsets_names_map = afs_test.get_range(afsfolder_path)
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for file_path in afsfolder_path.glob("root/*"):
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max_len = None
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# Search by resolved name and get begin offset of next file / SYS File
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for i in range(0, len(offsets_names_map)):
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if offsets_names_map[i][1] == file_path.name:
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if i+1 < len(offsets_names_map):
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max_len = offsets_names_map[i+1][0] - offsets_names_map[i][0]
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if bool_len:
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max_len += 1
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# else there is no limit because last file
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else:
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max_len = file_path.stat().st_size + Afs.ALIGN
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break
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patch_all_bytes(file_path, max_len)
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if bool_len:
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break
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##################################################
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# afstool.py commands wrappers
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##################################################
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def afspacker_extract(afs_path:Path, folder_path:Path):
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print(f"AFSPacker.exe : Extracting \"{afs_path}\" in \"{folder_path}\"")
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if os.system(f"{afspacker_path} -e \"{afs_path}\" \"{folder_path}\" > NUL") != 0:
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raise Exception("Error while unpacking with AFSPacker.exe")
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def afstool_pack(folder_path:Path, afs_path:Path):
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if os.system(f"python afstool.py -p \"{folder_path}\" \"{afs_path}\"") != 0:
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raise Exception("Error while (re)packing.")
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def afstool_unpack(afs_path:Path, folder_path:Path):
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if os.system(f"python afstool.py -u \"{afs_path}\" \"{folder_path}\"") != 0:
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raise Exception("Error while unpacking.")
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def afstool_stats(path:Path):
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if os.system(f"python afstool.py -s \"{path}\" > NUL") != 0:
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raise Exception("Error while getting stats.")
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def repack_unpack2_compare():
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repack_path.mkdir()
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unpack2_path.mkdir()
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unpack_paths = list(unpack_path.glob("*"))
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# repack unpack_path repack_path
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for folder_path in unpack_paths:
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afstool_pack(folder_path, repack_path / Path(folder_path.stem).with_suffix('.afs'))
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# unpack repack_path unpack2_path
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for afs_path in repack_path.glob("*"):
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afstool_unpack(afs_path, unpack2_path / afs_path.stem)
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shutil.rmtree(repack_path)
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# compare unpack_path unpack2_path
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for folder_path in unpack_paths:
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compare_unpacked_AFS(folder_path, unpack2_path / folder_path.name)
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shutil.rmtree(unpack2_path)
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TEST_COUNT = 7
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start = time()
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print("###############################################################################")
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print("# Checking tests folder")
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print("###############################################################################")
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# Check if tests folders exist
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if unpack_path.is_dir() or unpack2_path.is_dir() or repack_path.is_dir():
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raise Exception(f"Error - Please remove:\n-{unpack_path}\n-{unpack2_path}\n-{repack_path}")
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print("###############################################################################")
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print(f"# TEST 1/{TEST_COUNT}")
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print("# Comparing afss_path->unpack->[unpack_path] AFS with [afspacker_unpack_path].")
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print("###############################################################################")
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unpack_path.mkdir()
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afss_paths = list(afss_path.glob("*"))
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if not afspacker_unpack_path.is_dir():
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afspacker_unpack_path.mkdir()
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# AFSPacker.exe unpack afss_path in afspacker_unpack_path
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for afs_path in afss_paths:
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afspacker_extract(afs_path, afspacker_unpack_path / afs_path.stem)
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# unpack afss_path unpack_path
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for afs_path in afss_paths:
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afstool_unpack(afs_path, unpack_path / afs_path.stem)
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# compare unpack_path afspacker_unpack_path
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# AFSPacker don't store the date present in the filename directory in the file metadatas and update every dates when packing
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for folder_path in unpack_path.glob("*"):
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compare_folders(folder_path / "root", afspacker_unpack_path / folder_path.stem)
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print("###############################################################################")
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print(f"# TEST 2/{TEST_COUNT}")
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print("# Testing --stats command with all AFS and all unpacked AFS.")
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print("###############################################################################")
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for afs_path in afss_path.glob("*"):
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afstool_stats(afs_path)
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for folder_path in unpack_path.glob("*"):
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afstool_stats(folder_path)
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print("###############################################################################")
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print(f"# TEST 3/{TEST_COUNT}")
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print("# Comparing unpack_path->pack->[repack_path] AFS with [afss_path].")
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print("###############################################################################")
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repack_path.mkdir()
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# repack unpack_path repack_path
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for folder_path in unpack_path.glob("*"):
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afstool_pack(folder_path, repack_path / Path(folder_path.stem).with_suffix('.afs'))
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# compare repack_path afss_path
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compare_folders(afss_path, repack_path)
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shutil.rmtree(repack_path)
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print("###############################################################################")
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print(f"# TEST 4/{TEST_COUNT}")
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print("# Comparing [unpack_path]->patch->pack->unpack->[unpack2_path].")
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print("###############################################################################")
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# Patch unpack files whithout changing their len
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for folder_path in unpack_path.glob("*"):
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print(f"Patching {folder_path}...")
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for file_path in folder_path.glob("root/*"):
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patch_all_bytes(file_path)
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repack_unpack2_compare()
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print("###############################################################################")
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print(f"# TEST 5/{TEST_COUNT}")
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print("# Comparing [unpack_path]->patch(max_size)->pack->unpack->[unpack2_path].")
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print("###############################################################################")
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# Patch unpack files changing len to max
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patch_unpackedfiles_in_folder(unpack_path)
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repack_unpack2_compare()
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print("###############################################################################")
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print(f"# TEST 6/{TEST_COUNT}")
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print("# Testing exception unpack_path->patch(max_size+1)->[pack]->repack_path.")
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print("###############################################################################")
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# Patch unpack files with 1 byte in a new used block in the first file
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patch_unpackedfiles_in_folder(unpack_path, True)
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repack_path.mkdir()
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# repack unpack_path repack_path
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for folder_path in unpack_path.glob("*"):
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try:
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afs = Afs()
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afs.pack(folder_path, repack_path / Path(folder_path.stem).with_suffix('.afs'))
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raise Exception(f"Error - Invalid file len check. Must raise an exception.")
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except AfsInvalidFileLenError:
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print(f"Correct AfsInvalidFileLenError - {folder_path}")
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shutil.rmtree(repack_path)
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print("###############################################################################")
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print(f"# TEST 7/{TEST_COUNT}")
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print("# Comparing [unpack_path]->patch(blocks - 1)->pack->unpack->[unpack2_path].")
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print("###############################################################################")
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# Patch unpack files with 1 block less
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for file_path in unpack_path.glob("*/root/*"):
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patch_all_bytes(file_path, file_path.stat().st_size - Afs.ALIGN)
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repack_unpack2_compare()
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print("###############################################################################")
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print("# Cleaning test folders.")
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print("###############################################################################")
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# Remove tests folders
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shutil.rmtree(unpack_path)
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end = time()
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print("###############################################################################")
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print(f"# All tests are OK - elapsed time : {end - start}")
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print("###############################################################################")
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