2019-04-22 02:59:20 +00:00

61 lines
1.2 KiB
Go

package tools
import (
"archive/zip"
"go-common/library/log"
"io"
"os"
"path/filepath"
"strings"
)
// Unzip unzip a file to the target directory.
func Unzip(filePath string, targetDir string) (err error) {
reader, err := zip.OpenReader(filePath)
if err != nil {
log.Error("ozip.OpenReader(%s) error(%v)", filePath, err)
return
}
defer reader.Close()
err = os.MkdirAll(targetDir, 0755)
if err != nil {
log.Error("os.MkdirAll(%s) error(%v)", targetDir, err)
return
}
for _, file := range reader.File {
path := filepath.Join(targetDir, file.Name)
if strings.Contains(path, "__MACOSX") {
continue
}
if file.FileInfo().IsDir() {
os.MkdirAll(path, file.Mode())
continue
} else {
os.MkdirAll(filepath.Dir(path), 0755)
}
fileReader, err := file.Open()
if err != nil {
log.Error("file.Open() error(%v)", err)
return err
}
defer fileReader.Close()
targetFile, err := os.OpenFile(path, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, file.Mode())
if err != nil {
log.Error("os.OpenFile() error(%v)", err)
return err
}
defer targetFile.Close()
if _, err := io.Copy(targetFile, fileReader); err != nil {
log.Error("io.Copy() error(%v)", err)
return err
}
}
return
}