66 lines
1.6 KiB
Rust
66 lines
1.6 KiB
Rust
#![feature(old_path, io, fs, env)]
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extern crate zip;
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use std::io;
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use std::fs;
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fn main()
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{
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let args: Vec<_> = std::env::args().collect();
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if args.len() < 2 {
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println!("Usage: {} <filename>", args[0]);
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std::env::set_exit_status(1);
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return;
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}
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let fname = Path::new(&*args[1]);
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let file = fs::File::open(&fname).unwrap();
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let zipcontainer = zip::ZipReader::new(file).unwrap();
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for file in zipcontainer.files()
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{
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let outpath = sanitize_filename(&*file.file_name);
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println!("{}", outpath.display());
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let comment = &file.file_comment;
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if comment.len() > 0 { println!(" File comment: {}", comment); }
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fs::create_dir_all(&outpath.dir_path()).unwrap();
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if (&*file.file_name).ends_with("/") {
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create_directory(outpath);
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}
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else {
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write_file(&zipcontainer, file, outpath);
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}
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}
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}
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fn write_file(zipcontainer: &zip::ZipReader<fs::File>, file: &zip::ZipFile, outpath: Path)
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{
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let mut outfile = fs::File::create(&outpath).unwrap();
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let mut reader = zipcontainer.read_file(file).unwrap();
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io::copy(&mut reader, &mut outfile).unwrap();
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}
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fn create_directory(outpath: Path)
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{
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fs::create_dir_all(&outpath).unwrap();
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}
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fn sanitize_filename(filename: &str) -> Path
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{
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let no_null_filename = match filename.find('\0') {
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Some(index) => &filename[0..index],
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None => filename,
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};
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Path::new(no_null_filename)
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.components()
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.skip_while(|component| *component == b"..")
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.fold(Path::new(""), |mut p, cur| {
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p.push(cur);
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p
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})
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}
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