| 53 | } |
| 54 | |
| 55 | func extractFile(file *zip.File, dest string, totalSize *int64, uid int, gid int) error { |
| 56 | filePath := filepath.Join(dest, file.Name) |
| 57 | |
| 58 | if !IsSafePath(filePath) { |
| 59 | return fmt.Errorf("security risk: wrong filepath") |
| 60 | } |
| 61 | |
| 62 | if file.FileInfo().IsDir() { |
| 63 | err := os.MkdirAll(filePath, 0755) |
| 64 | if err != nil { |
| 65 | return err |
| 66 | } |
| 67 | // Windows specific error handling :D |
| 68 | if runtime.GOOS != "windows" { |
| 69 | return os.Chown(filePath, uid, gid) |
| 70 | } |
| 71 | return nil |
| 72 | } |
| 73 | |
| 74 | if err := os.MkdirAll(filepath.Dir(filePath), 0755); err != nil { |
| 75 | return err |
| 76 | } |
| 77 | |
| 78 | outFile, err := os.OpenFile(filePath, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, file.Mode()) |
| 79 | if err != nil { |
| 80 | return err |
| 81 | } |
| 82 | defer outFile.Close() |
| 83 | |
| 84 | rc, err := file.Open() |
| 85 | if err != nil { |
| 86 | return err |
| 87 | } |
| 88 | defer rc.Close() |
| 89 | |
| 90 | size, err := io.Copy(outFile, rc) |
| 91 | *totalSize += size |
| 92 | return err |
| 93 | } |
| 94 | |
| 95 | func Zip(src, dest string, cb func(int64, bool, string)) error { |
| 96 | _, err := os.Stat(src) |