dex/pkg/http/http.go

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2015-08-18 05:57:27 +05:30
package http
import (
"encoding/json"
"net/http"
"net/url"
"path"
"github.com/coreos/dex/pkg/log"
)
func WriteError(w http.ResponseWriter, code int, msg string) {
e := struct {
Error string `json:"error"`
}{
Error: msg,
}
b, err := json.Marshal(e)
if err != nil {
log.Errorf("Failed marshaling %#v to JSON: %v", e, err)
}
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(code)
w.Write(b)
}
// MergeQuery appends additional query values to an existing URL.
func MergeQuery(u url.URL, q url.Values) url.URL {
uv := u.Query()
for k, vs := range q {
for _, v := range vs {
uv.Add(k, v)
}
}
u.RawQuery = uv.Encode()
return u
}
// NewResourceLocation appends a resource id to the end of the requested URL path.
func NewResourceLocation(reqURL *url.URL, id string) string {
var u url.URL
u = *reqURL
u.Path = path.Join(u.Path, id)
u.RawQuery = ""
u.Fragment = ""
return u.String()
}