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Update pzztool.py

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Ajout du logging -> debug avec l'option -v
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tmpz23 2021-11-19 15:47:34 +01:00 committed by GitHub
parent 2fc1f210b7
commit 4dc0e35f32
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1 changed files with 35 additions and 33 deletions
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pzztool.py
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@ -1,8 +1,10 @@
#!/usr/bin/env python3
from math import ceil
from struct import unpack
from pathlib import Path
from os import listdir, path
from struct import unpack
from os import listdir
import logging
__version__ = "1.3.9"
__author__ = "rigodron, algoflash, GGLinnk"
__OriginalAutor__ = "infval"
@ -37,7 +39,7 @@ def pzz_decompress(compressed_bytes: bytes):
compress_flag = cb & (1 << cb_bit)
cb_bit -= 1
# print(compress_flag)
# logging.debug(compress_flag)
if compress_flag:
c = compressed_bytes[i + 1]
c |= compressed_bytes[i + 0] << 8
@ -144,12 +146,14 @@ def pzz_compress(b):
def pzz_unpack(pzz_path, dest_folder):
if pzz_path.suffix != ".pzz":
print(f"WARNING - Unpack : Invalid file format '{pzz_path.suffix}'; it should be .pzz file format")
logging.warning(f"Invalid file format '{pzz_path.suffix}'; it should be .pzz file format")
if dest_folder != Path('.'):
unpacked_pzz_path = dest_folder
else:
unpacked_pzz_path = pzz_path.parent / pzz_path.stem
logging.info(f" unpacking {pzz_path} in folder {unpacked_pzz_path}")
unpacked_pzz_path.mkdir(exist_ok=True)
with open(pzz_path, "rb") as pzz_file:
@ -160,7 +164,7 @@ def pzz_unpack(pzz_path, dest_folder):
# files_descriptors reçoit un tuple avec l'ensemble des descripteurs de fichiers (groupes d'uint32 big-endian)
files_descriptors = unpack(f">{file_count}I", pzz_file.read(file_count * 4))
print(f"File count:{file_count}")
logging.debug(f"File count : {file_count}")
offset = CHUNK_SIZE
# on parcours le tuple de descripteurs de fichiers
@ -185,7 +189,7 @@ def pzz_unpack(pzz_path, dest_folder):
filename = f"{index:03}{compression_status}_{pzz_path.stem}"
file_path = (unpacked_pzz_path / filename).with_suffix(".dat")
print(f"Offset: {offset:010} - {file_path.stem}")
logging.debug(f"Offset: {offset:010} - {file_path.stem}")
# Si la taille est nulle, on créé un fichier vide et on passe au descripteur de fichier suivant
if file_len == 0:
@ -210,7 +214,7 @@ def pzz_pack(src_path, dest_file):
src_files = listdir(src_path)
# On récupère le nombre total de fichiers
file_count = int(src_files[-1][0:3]) + 1
file_count = len(src_files)
if dest_file != Path('.'):
if dest_file.suffix != ".pzz":
@ -218,8 +222,8 @@ def pzz_pack(src_path, dest_file):
pzz_path = dest_file
else:
pzz_path = src_path.with_suffix(".pzz")
print(f"{file_count} files to pack in {pzz_path}")
logging.info(f" packing {src_path} in pzz {pzz_path}")
logging.debug(f" -> {file_count} files to pack")
with pzz_path.open("wb") as pzz_file:
# On écrit file_count au début de header
@ -287,63 +291,61 @@ def get_argparser():
if __name__ == '__main__':
logging.basicConfig(format='%(levelname)s:%(message)s', level=logging.INFO)
args = get_argparser().parse_args()
p_input = Path(args.input_path)
p_output = Path(args.output_path)
if args.verbose:
logging.basicConfig(level=logging.debug)
if args.compress:
print("### Compress")
logging.info("### Compress")
p_output.write_bytes(pzz_compress(p_input.read_bytes()))
elif args.decompress:
print("### Decompress")
logging.info("### Decompress")
p_output.write_bytes(pzz_decompress(p_input.read_bytes()))
elif args.batch_compress:
print("### Batch Compress")
logging.info("### Batch Compress")
p_output.mkdir(exist_ok=True)
for filename in listdir(p_input):
if (not args.disable_ignore) and not ("_compressed" in filename):
if args.verbose:
print(f"Compressing {filename}")
recomp_filename = Path(filename).stem + "_compressed" + Path(filename).suffix
logging.debug(f"Compressing {filename}")
recomp_filename = f"{Path(filename).stem}_compressed{Path(filename).suffix}"
uncompressed = open(path.join(p_input, filename), 'rb')
recompressed = open(path.join(p_output, filename), 'wb')
with open(p_input / filename, 'rb') as uncompressed, open(p_output / filename, 'wb') as recompressed:
recompressed.write(pzz_compress(uncompressed.read()))
recompressed.close()
uncompressed.close()
else:
print(f"Ignored: {filename}")
logging.info(f"Ignored: {filename}")
elif args.batch_decompress:
print("### Batch Decompress")
logging.info("### Batch Decompress")
p_output.mkdir(exist_ok=True)
for filename in listdir(p_input):
if (not args.disable_ignore) and ("_compressed" in filename):
print(f"Decompressing {filename}")
logging.info(f"Decompressing {filename}")
uncomp_filename = filename.replace("_compressed", "")
compressed = open(path.join(p_input, filename), 'rb')
uncompressed = open(path.join(p_output, uncomp_filename), 'wb')
with open(p_output / uncomp_filename, 'wb') as uncompressed, open(p_input / filename, 'rb') as compressed:
uncompressed.write(pzz_decompress(compressed.read()))
uncompressed.close()
compressed.close()
else:
print(f"Ignored: {filename}")
logging.info(f"Ignored: {filename}")
elif args.pack:
print("### Pack")
logging.info("### Pack")
pzz_pack(p_input, p_output)
elif args.unpack:
print("### Unpack")
logging.info("### Unpack")
pzz_unpack(p_input, p_output)
elif args.batch_pack:
print("### Batch Pack")
logging.info("### Batch Pack")
p_output.mkdir(exist_ok=True)
for folder in listdir(p_input):
pzz_pack(p_input / folder, p_output / Path(folder).with_suffix(".pzz"))
elif args.batch_unpack:
print("### Batch Unpack")
logging.info("### Batch Unpack")
p_output.mkdir(exist_ok=True)
for filename in listdir(p_input):