| // +build !go1.4 |
| |
| package handlers |
| |
| import ( |
| "encoding/base64" |
| "net/http" |
| "strings" |
| ) |
| |
| // NOTE(stevvooe): This is basic auth support from go1.4 present to ensure we |
| // can compile on go1.3 and earlier. |
| |
| // BasicAuth returns the username and password provided in the request's |
| // Authorization header, if the request uses HTTP Basic Authentication. |
| // See RFC 2617, Section 2. |
| func basicAuth(r *http.Request) (username, password string, ok bool) { |
| auth := r.Header.Get("Authorization") |
| if auth == "" { |
| return |
| } |
| return parseBasicAuth(auth) |
| } |
| |
| // parseBasicAuth parses an HTTP Basic Authentication string. |
| // "Basic QWxhZGRpbjpvcGVuIHNlc2FtZQ==" returns ("Aladdin", "open sesame", true). |
| func parseBasicAuth(auth string) (username, password string, ok bool) { |
| if !strings.HasPrefix(auth, "Basic ") { |
| return |
| } |
| c, err := base64.StdEncoding.DecodeString(strings.TrimPrefix(auth, "Basic ")) |
| if err != nil { |
| return |
| } |
| cs := string(c) |
| s := strings.IndexByte(cs, ':') |
| if s < 0 { |
| return |
| } |
| return cs[:s], cs[s+1:], true |
| } |
