def _open(self):
io = self._io
io.seek(0)
magic = IOHelper.read_ascii_string(io, 16)
if magic != FILE_MAGIC:
raise Exception('Not NPK File.')
[count] = IOHelper.read_struct(io, 'i')
files = []
for i in range(count):
offset, size = IOHelper.read_struct(io, '<2i')
name_data = NPK._decrypt_name(io.read(256))
try:
name = name_data.decode('euc_kr')
name = name[:name.find('\x00')]
except:
name = name_data[:name_data.find(b'\x00')].decode(
'euc_kr', errors='ignore')
print('Bad Filename: ', name_data)
file = {
'name': name,
'offset': offset,
'size': size,
'data': None,
}
files.append(file)
self._files = files
def load(io: FileIO):
instance = MPK(io)
magic = IOHelper.read_ascii_string(io, 4)
if magic == MPK_MAGIC:
version, count = IOHelper.read_struct(io, '<2i')
io.seek(52, SEEK_CUR)
instance.set_version(version)
for i in range(count):
is_zip, index, offset, data_size, zip_size = IOHelper.read_struct(
io, '<2i3q')
name_data = io.read(224)
name = name_data[:name_data.find(b'\x00')].decode(
encoding='ascii')
instance.insert_file({
'is_zip': is_zip != 0,
'index': index,
'offset': offset,
'data_size': data_size,
'zip_size': zip_size,
'name': name,
'data': None,
})
return instance
def _open(self):
io = self._io
io.seek(0)
magic = IOHelper.read_ascii_string(io, 18)
if magic == FILE_MAGIC or magic == FILE_MAGIC_OLD:
if magic == FILE_MAGIC:
# images_size without version,count,extra(color_board,map_images)...
[images_size] = IOHelper.read_struct(io, 'i')
else:
# unknown.
[unknown] = IOHelper.read_struct(io, 'h')
images_size = 0
# keep: 0
[keep, version, img_count] = IOHelper.read_struct(io, '<3i')
self._version = version
if version == FILE_VERSION_4:
# single color board.
self._color_board = self._open_color_board()
elif version == FILE_VERSION_5:
# map image.
map_count, file_size = IOHelper.read_struct(io, '<2i')
self._color_board = self._open_color_board()
self._map_images = self._open_map_images(map_count)
elif version == FILE_VERSION_6:
# multiple color board.
color_boards = []
[color_board_count] = IOHelper.read_struct(io, 'i')
for i in range(color_board_count):
color_board = self._open_color_board()
color_boards.append(color_board)
self._color_boards = color_boards
images = self._open_images(img_count)
self._images = images
# count image offset.
if version != FILE_VERSION_1:
# behind header.
if images_size != 0:
offset = images_size + 32
else:
offset = io.tell()
if version == FILE_VERSION_5:
map_images = self._map_images
for i in range(len(map_images)):
map_image = map_images[i]
map_image['offset'] = offset
offset += map_image['data_size']
for i in range(len(images)):
image = images[i]
if image['format'] != IMAGE_FORMAT_LINK and image[
'extra'] != IMAGE_EXTRA_MAP_ZLIB:
image['offset'] = offset
offset += image['size']
else:
raise Exception('Not IMG File.')