mirror of
https://github.com/depp/syncfiles.git
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115 lines
3.4 KiB
Python
115 lines
3.4 KiB
Python
"""copymac.py -- Copy source files to/from Basilisk, with conversions."""
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from abc import ABCMeta, abstractmethod
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import os
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import pathlib
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import sys
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from dataclasses import dataclass
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from typing import Dict, List
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import xattr # type: ignore
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SUBDIRS = ". macos sync lib".split()
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TEXT_SUFFIXES = ".c .h .r".split()
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TEXT_CREATOR = b"R*ch" # BBEdit
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class Converter(metaclass=ABCMeta):
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name: str
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@abstractmethod
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def convert(self, src: pathlib.Path, dest: pathlib.Path) -> None:
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pass
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class TextConverter(Converter):
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enc_in: str
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enc_out: str
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newline: str
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name = "Text"
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def __init__(self, enc_in: str, enc_out: str, newline: str) -> None:
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self.enc_in = enc_in
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self.enc_out = enc_out
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self.newline = newline
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def convert(self, src: pathlib.Path, dest: pathlib.Path) -> None:
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text = src.read_text(encoding=self.enc_in)
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lines = text.splitlines()
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lines.append("")
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dest.write_text(self.newline.join(lines), encoding=self.enc_out)
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class DataConverter(Converter):
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name = "Data"
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def convert(self, src: pathlib.Path, dest: pathlib.Path) -> None:
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data = src.read_bytes()
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dest.write_bytes(data)
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@dataclass
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class FileType:
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converter: Converter
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filetype: bytes
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creator: bytes
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def finder_info(self) -> bytes:
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assert len(self.filetype) == 4
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assert len(self.creator) == 4
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return self.filetype + self.creator + b"\x01" + b"\x00" * 23
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def main(argv: List[str]) -> None:
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if not argv:
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print("Usage: python copymac.py (push|pull)", file=sys.stderr)
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print(" pull: pull FROM guest (macintosh), into guest (unix)", file=sys.stderr)
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print(" push: push TO guest (macintosh), from host (unix)", file=sys.stderr)
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raise SystemExit(2)
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unix_dir = pathlib.Path(__file__).resolve().parent
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mac_dir = pathlib.Path(pathlib.Path.home(), "SyncFiles")
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cmd = argv[0]
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suffixes: Dict[str, FileType] = {}
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text: Converter
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data = DataConverter()
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if cmd == "pull":
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text = TextConverter("macintosh", "utf-8", "\n")
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src_dir, dest_dir = mac_dir, unix_dir
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elif cmd == "push":
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text = TextConverter("utf-8", "macintosh", "\r")
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src_dir, dest_dir = unix_dir, mac_dir
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else:
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print("Error: unknown command", file=sys.stderr)
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raise SystemExit(2)
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text_type = FileType(text, b"TEXT", TEXT_CREATOR)
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for suffix in TEXT_SUFFIXES:
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suffixes[suffix] = text_type
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suffixes[".mcp"] = FileType(data, b"MMPr", b"CWIE")
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for subdir in SUBDIRS:
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src_subdir = src_dir / subdir
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dest_subdir = dest_dir / subdir
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dest_subdir.mkdir(exist_ok=True)
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fset = set()
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for src in src_subdir.iterdir():
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file_type = suffixes.get(src.suffix)
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if file_type is not None:
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fset.add(src.name)
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print(file_type.converter.name, pathlib.Path(subdir, src.name))
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dest = dest_subdir / src.name
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file_type.converter.convert(src, dest)
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if cmd == "push":
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info = file_type.finder_info()
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attr = xattr.xattr(dest)
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attr["com.apple.FinderInfo"] = info
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for dest in dest_subdir.iterdir():
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if dest.suffix in suffixes and not dest.name in fset:
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print("Delete", pathlib.Path(subdir, dest.name))
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dest.unlink()
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if __name__ == "__main__":
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main(sys.argv[1:])
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