func HandlerFunc(f func(http.ResponseWriter, *http.Request, *Adapter)) http.Handler {
return http.HandlerFunc(func(rw http.ResponseWriter, req *http.Request) {
userId, password, _ := req.BasicAuth()
if ada, status, err := New(userId, password); err != nil {
util.Error(rw, err.Error(), status)
} else {
f(rw, req, ada)
}
})
}
func (r Resource) ServeHTTP(rw http.ResponseWriter, req *http.Request) {
if len(r) == 0 {
// The resource actually does not exist.
util.NotFound(rw, req)
} else if h, ok := r[req.Method]; !ok {
// We don't support this method.
var allow []string
for k := range r {
allow = append(allow, k)
}
sort.Strings(allow)
rw.Header().Set("Allow", strings.Join(allow, ", "))
if req.Method == "OPTIONS" {
rw.WriteHeader(http.StatusOK)
} else {
util.Error(rw, "Method not allowed.", http.StatusMethodNotAllowed)
}
} else {
// We can handle it.
h.ServeHTTP(rw, req)
}
}