| 26 | } |
| 27 | |
| 28 | func fixRelativeURL(rawurl string, dir string) (string, error) { |
| 29 | if rawurl == "" { |
| 30 | return "", nil |
| 31 | } |
| 32 | |
| 33 | u, err := url.Parse(rawurl) |
| 34 | if err != nil { |
| 35 | return "", fmt.Errorf("could not parse url: %s", err) |
| 36 | } |
| 37 | |
| 38 | if u.Scheme == "" { |
| 39 | u.Scheme = "file" |
| 40 | } |
| 41 | |
| 42 | if !isURLRelative(u) { |
| 43 | return u.String(), nil |
| 44 | } |
| 45 | |
| 46 | dir, err = filepath.Abs(dir) |
| 47 | if err != nil { |
| 48 | return "", fmt.Errorf("failed to get absolute path: %s", err) |
| 49 | } |
| 50 | u.Host, u.Path = "", filepath.Join(dir, u.Host, u.Path) |
| 51 | |
| 52 | return u.String(), nil |
| 53 | } |