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#!/usr/bin/env python
#
# ds_store: Examine .DS_Store files.
#
import argparse
import os
import os.path
import pprint
import re
import sys
from ds_store import DSStore
from ds_store.buddy import BuddyError
_not_printable_re = re.compile(rb"[\x00-\x1f\x7f-\x9f]")
def usage():
print(main.__doc__)
sys.exit(0)
def chunks(iterable, length):
for i in range(0, len(iterable), length):
yield i, iterable[i : i + length]
def pretty(value):
if isinstance(value, dict):
return f"{{\n {pprint.pformat(value, indent=4)[1:-1]}\n}}"
elif isinstance(value, bytearray):
lines = ["["]
for offset, chunk in chunks(value, 16):
printable_chunk = _not_printable_re.sub(b".", chunk).decode("latin-1")
hex_line = " ".join([f"{b:02x}" for b in chunk])
line = f" {offset:08x} {hex_line:<47s} {printable_chunk}"
lines.append(line)
lines.append("]")
return "\n".join(lines)
elif isinstance(value, bytes):
return value.decode("latin-1")
else:
return value
def main(argv):
"""Display the contents of the .DS_Store file at the specified path.
If you specify just a directory, ds_store will inspect the .DS_Store
file in that directory. If no paths are specified, ds_store will
display the contents of the .DS_Store file in the current directory.
"""
parser = argparse.ArgumentParser(description=main.__doc__)
parser.add_argument("paths", nargs="*")
args = parser.parse_args(argv)
if len(args.paths) == 0:
args.paths = ["."]
failed = False
for path in args.paths:
if os.path.isdir(path):
path = os.path.join(path, ".DS_Store")
if not os.path.exists(path) or not os.path.isfile(path):
print(f"ds_store: {path} not found", file=sys.stderr)
failed = True
continue
try:
with DSStore.open(path, "r") as d:
print(path)
print("")
max_name_len = 0
for entry in d:
name_len = len(entry.filename)
if name_len > max_name_len:
max_name_len = name_len
for entry in d:
print(
"{:<{width}} {} {}".format(
entry.filename,
entry.code.decode("latin-1"),
pretty(entry.value),
width=max_name_len,
)
)
print("")
except BuddyError as e:
print(f"ds_store: {path}: {e}")
failed = True
if failed:
sys.exit(1)
if __name__ == "__main__":
main(sys.argv[1:])
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