mirror of
https://github.com/elliotnunn/supermario.git
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48 lines
1.5 KiB
Python
Executable File
48 lines
1.5 KiB
Python
Executable File
#!/usr/bin/env python3
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import argparse
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from os import path, makedirs
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from shutil import rmtree
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from folder import folder
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parser = argparse.ArgumentParser(description='''
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Extract an "original" source code tree from an HFS disk image, or
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(on macOS) a folder. If a destination is given that does not contain
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a path separator, it will created as a subdirectory of ../base/
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''')
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parser.add_argument('src', metavar='SOURCE', action='store', help='Disk image, archive, folder, whatever')
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parser.add_argument('--out', '-o', metavar='DEST', action='store', default='SuperMarioProj.1994-02-09', type=lambda x: folder('base', x), help='Processed source tree (default=SuperMarioProj.1994-02-09)')
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args = parser.parse_args()
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if path.splitext(args.src)[1].lower() in ('.dmg', '.img', '.dsk'):
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from machfs import Volume
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with open(args.src, 'rb') as f:
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v = Volume()
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v.read(f.read())
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# slight hack: remove nonprinting chars from text files
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for parent, child_dirnames, child_filenames in v.walk():
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for c in child_filenames:
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o = v[parent + (c,)]
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if o.type == b'TEXT':
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nudata = bytes(b for b in o.data if b >= 32 or b == 9 or b == 13)
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if nudata != o.data:
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print(parent + (c,), len(o.data), len(nudata))
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o.data = nudata
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try:
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rmtree(args.out)
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except FileNotFoundError:
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pass
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makedirs(args.out, exist_ok=True)
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v.write_folder(args.out)
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else:
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raise NotImplementedError()
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