add zip_util.rs

src/zip_util.rs

@@ -0,0 +1,51 @@
+
+use std::{
+    fs::File,
+    path::Path,
+    io::{
+        BufWriter,
+    },
+};
+use zip::{
+    CompressionMethod,
+    write::{
+        ZipWriter,
+        FileOptions,
+    },
+};
+use rust_util::{
+    XResult,
+    new_box_ioerror,
+};
+
+pub fn zip_file(target: &str, zip_file: &str) -> XResult<()> {
+    if Path::new(zip_file).exists() {
+        return Err(new_box_ioerror(&format!("Zip file exists: {}", zip_file)));
+    }
+
+    let target_path = Path::new(target);
+    if !target_path.exists() {
+        return Err(new_box_ioerror(&format!("Zip path NOT exists: {}", target)));
+    }
+    if !(target_path.is_file() || target_path.is_dir()) {
+        return Err(new_box_ioerror(&format!("Zip path NOT file or dir: {}", target)));
+    }
+
+    let bw = BufWriter::new(File::create(zip_file)?);
+    let mut zip = ZipWriter::new(bw);
+    if target_path.is_file() {
+        let _options = FileOptions::default().compression_method(CompressionMethod::Stored);
+        // zip.start_file_from_path(target_path, options)?;
+        // TODO file
+    } else {
+        // TODO dir
+    }
+    // zip.start_file("a.txt", options)?;
+    // zip.write(b"hello")?;
+
+    // zip.start_file_from_path(path: &std::path::Path, options: FileOptions)
+
+    zip.finish()?;
+
+    Ok(())
+}