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https://github.com/MaSzyna-EU07/maszyna.git
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75 lines
2.2 KiB
Python
75 lines
2.2 KiB
Python
"""Shared parts of the scripts writing //$e descriptions into the templates of the scenery."""
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import os
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import tarfile
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import time
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import zipfile
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LINEMARK = '//$e'
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BOM = ''
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def load(path):
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with open(path, 'rb') as source: # NOSONAR
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return source.read()
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def decode(raw, plain='cp1250'):
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try:
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text = raw.decode('utf-8')
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encoding = 'utf-8' if raw.startswith(b'\xef\xbb\xbf') or max(raw, default=0) > 127 else plain
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except UnicodeDecodeError:
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text = raw.decode('cp1250')
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encoding = 'cp1250'
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return text, encoding
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def body_lines(text):
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return [line for line in text.splitlines() if not line.startswith(LINEMARK)]
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def rewrite(info):
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if info.get('header') is None:
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return info['raw']
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text = info['text']
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eol = '\r\n' if '\r\n' in text else '\n'
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bom = text.startswith(BOM)
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if bom:
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text = text[1:]
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kept = [line for line in text.split(eol) if not line.startswith(LINEMARK)]
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block = [LINEMARK + ' ' + line for line in info['header']]
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out = eol.join(block + kept)
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return ((BOM if bom else '') + out).encode(info['encoding'])
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def options(argv, usage):
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if len(argv) < 2:
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print(usage)
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return None
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pack = argv[argv.index('--zip') + 1] if '--zip' in argv else None
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return argv[1], '--write' in argv, pack
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def write(data, folder, name, entries):
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backup = os.path.join(data, 'editor_backup')
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os.makedirs(backup, exist_ok=True) # NOSONAR
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archive = os.path.join(backup, time.strftime(name + '_%Y%m%d_%H%M%S.tar'))
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root = os.path.join(data, folder)
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with tarfile.open(archive, 'w') as tar: # NOSONAR
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for file, _ in entries:
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tar.add(os.path.join(root, file), arcname=folder + '/' + file) # NOSONAR
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for file, info in entries:
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content = rewrite(info)
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if content != info['raw']:
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with open(os.path.join(root, file), 'wb') as out: # NOSONAR
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out.write(content)
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print('written, originals in', archive)
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def pack(target, folder, entries):
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with zipfile.ZipFile(target, 'w', zipfile.ZIP_DEFLATED) as out: # NOSONAR
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for file, info in entries:
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out.writestr(folder + '/' + file, rewrite(info))
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print('packed into ' + target)
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