/
zip.go
90 lines (83 loc) · 1.53 KB
/
zip.go
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package rich
import (
"archive/zip"
"io"
"os"
"path"
)
// Zip 压缩目录或文件
func Zip(srcDirPath string, destFilePath string) error {
fw, err := os.Create(destFilePath)
if err != nil {
return err
}
defer fw.Close()
tw := zip.NewWriter(fw)
defer tw.Close()
f, err := os.Open(srcDirPath)
if err != nil {
return err
}
defer f.Close()
fi, err := f.Stat()
if err != nil {
return err
}
if fi.IsDir() {
if err := zipDir(srcDirPath, path.Base(srcDirPath), tw); err != nil {
return err
}
} else {
if err := zipFile(srcDirPath, fi.Name(), tw); err != nil {
return err
}
}
return nil
}
func zipDir(srcDirPath string, recPath string, tw *zip.Writer) error {
// Open source diretory
dir, err := os.Open(srcDirPath)
if err != nil {
return err
}
defer dir.Close()
// Get file info slice
fis, err := dir.Readdir(0)
if err != nil {
return err
}
for _, fi := range fis {
// Append path
curPath := srcDirPath + "/" + fi.Name()
if fi.IsDir() {
if err := zipDir(curPath, recPath+"/"+fi.Name(), tw); err != nil {
return err
}
} else {
if err := zipFile(curPath, recPath+"/"+fi.Name(), tw); err != nil {
return err
}
}
}
return nil
}
// Deal with files
func zipFile(srcFile string, recPath string, tw *zip.Writer) error {
// File reader
fr, err := os.Open(srcFile)
if err != nil {
return err
}
defer fr.Close()
// Write hander
w, err2 := tw.Create(recPath)
if err2 != nil {
return err2
}
// Write file data
_, err = io.Copy(w, fr)
if err != nil {
return err
}
return nil
}