| 40 | } |
| 41 | |
| 42 | func extractZipFile(zf *zip.File, dest safepaths.Absolute) (extractErr error) { |
| 43 | zm := zf.Mode() |
| 44 | if zm.IsDir() { |
| 45 | extractErr = os.MkdirAll(dest.String(), dirMode) |
| 46 | return |
| 47 | } |
| 48 | |
| 49 | var f io.ReadCloser |
| 50 | f, extractErr = zf.Open() |
| 51 | if extractErr != nil { |
| 52 | return |
| 53 | } |
| 54 | defer f.Close() |
| 55 | |
| 56 | if extractErr = os.MkdirAll(filepath.Dir(dest.String()), dirMode); extractErr != nil { |
| 57 | return |
| 58 | } |
| 59 | |
| 60 | var df *os.File |
| 61 | if df, extractErr = os.OpenFile(dest.String(), os.O_WRONLY|os.O_CREATE|os.O_EXCL, getPerm(zm)); extractErr != nil { |
| 62 | return |
| 63 | } |
| 64 | |
| 65 | defer func() { |
| 66 | if err := df.Close(); extractErr == nil && err != nil { |
| 67 | extractErr = err |
| 68 | } |
| 69 | }() |
| 70 | |
| 71 | _, extractErr = io.Copy(df, f) |
| 72 | return |
| 73 | } |
| 74 | |
| 75 | func getPerm(m os.FileMode) os.FileMode { |
| 76 | if m&0111 == 0 { |