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164 lines (135 loc) · 5.27 KB
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from ..enums import FileType
from ..helpers import ImportHelper
from ..streams import EndianBinaryReader, EndianBinaryWriter
from collections import namedtuple
from os.path import basename
DirectoryInfo = namedtuple("DirectoryInfo", "path offset size")
class File(object):
name: str
files: dict
cab_file: str
is_changed: bool
signature: str
packer: str
# parent: File
# environment: Environment
def __init__(self, parent=None, name=None):
self.files = {}
self.is_changed = False
self.cab_file = "CAB-UnityPy_Mod.resS"
self.parent = parent
self.environment = self.environment = getattr(parent, "environment", parent) if parent else None
self.name = basename(name) if isinstance(name, str) else ""
def get_assets(self):
if isinstance(self, SerializedFile.SerializedFile):
return self
for f in self.files.values():
if isinstance(f, (BundleFile.BundleFile, WebFile.WebFile)):
for asset in f.get_assets():
yield asset
elif isinstance(f, SerializedFile.SerializedFile):
yield f
def get_filtered_objects(self, obj_types=[]):
if len(obj_types) == 0:
return self.get_objects()
for f in self.files.values():
if isinstance(f, (BundleFile.BundleFile, WebFile.WebFile)):
for obj in f.objects:
if obj.type in obj_types:
yield obj
elif isinstance(f, SerializedFile.SerializedFile):
for obj in f.objects.values():
if obj.type in obj_types:
yield obj
def get_objects(self):
for f in self.files.values():
if isinstance(f, (BundleFile.BundleFile, WebFile.WebFile)):
for obj in f.objects:
yield obj
elif isinstance(f, SerializedFile.SerializedFile):
for obj in f.objects.values():
yield obj
elif isinstance(f, ObjectReader.ObjectReader):
yield f
def read_files(self, reader: EndianBinaryReader, files: list):
# read file data and convert it
for node in files:
reader.Position = node.offset
name = node.path
f = EndianBinaryReader(
reader.read(node.size), offset=(reader.BaseOffset + node.offset)
)
# f._flag = getattr(node, "flags", None) # required for save
typ, _ = ImportHelper.check_file_type(f)
if typ == FileType.BundleFile:
f = BundleFile.BundleFile(f, self, name=name)
elif typ == FileType.WebFile:
f = WebFile.WebFile(f, self, name=name)
elif typ == FileType.AssetsFile:
# pre-check if resource file
if not name.endswith((".resS", ".resource", ".config", ".xml", ".dat")):
# try to load the file as serialized file
try:
f = SerializedFile.SerializedFile(f, self, name=name)
except ValueError:
pass
if isinstance(f, (EndianBinaryReader, SerializedFile.SerializedFile)):
if self.environment:
self.environment.register_cab(name, f)
# required for BundleFiles
f.flags = getattr(node, "flags", 0)
self.files[name] = f
def get_writeable_cab(self, name: str = None):
"""
Creates a new cab file in the bundle that contains the given data.
This is usefull for asset types that use resource files.
"""
if not name:
name = self.cab_file
if not name:
return None
if name in self.files:
if isinstance(self.files[name], EndianBinaryWriter):
return self.files[name]
else:
raise ValueError(
"This cab already exists and isn't an EndianBinaryWriter"
)
writer = EndianBinaryWriter()
# try to find another resource file to copy the flags from
for name, f in self.files.items():
if name.endswith(".resS"):
writer.flags = f.flags
writer.endian = f.endian
break
else:
writer.flags = 0
writer.name = name
self.files[name] = writer
return writer
@property
def container(self):
return {
path: obj
for f in self.files.values()
if isinstance(f, File)
for path, obj in f.container.items()
}
def get(self, key, default=None):
return getattr(self, key, default)
def keys(self):
return self.files.keys()
def items(self):
return self.files.items()
def values(self):
return self.files.values()
def __getitem__(self, item):
return self.files[item]
def __repr__(self):
return f"<{self.__class__.__name__}>"
def mark_changed(self):
if isinstance(self.parent, File):
self.parent.mark_changed()
self.is_changed = True
# recursive import requires the import down here
from . import BundleFile, SerializedFile, WebFile, ObjectReader