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/*
* Copyright © 2015-2018 Aeneas Rekkas <aeneas+oss@aeneas.io>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* @author Aeneas Rekkas <aeneas+oss@aeneas.io>
* @copyright 2015-2018 Aeneas Rekkas <aeneas+oss@aeneas.io>
* @license Apache-2.0
*
*/
package fosite
import (
"encoding/json"
"net/http"
"net/url"
"github.com/pkg/errors"
)
func (f *Fosite) WriteAuthorizeError(rw http.ResponseWriter, ar AuthorizeRequester, err error) {
rfcerr := ErrorToRFC6749Error(err)
if !ar.IsRedirectURIValid() {
if !f.SendDebugMessagesToClients {
rfcerr.Debug = ""
}
js, err := json.MarshalIndent(rfcerr, "", "\t")
if err != nil {
http.Error(rw, err.Error(), http.StatusInternalServerError)
return
}
rw.Header().Set("Content-Type", "application/json")
rw.WriteHeader(rfcerr.Code)
rw.Write(js)
return
}
redirectURI := ar.GetRedirectURI()
query := url.Values{}
query.Add("error", rfcerr.Name)
query.Add("error_description", rfcerr.Description)
query.Add("state", ar.GetState())
if f.SendDebugMessagesToClients && rfcerr.Debug != "" {
query.Add("error_debug", rfcerr.Debug)
}
if rfcerr.Hint != "" {
query.Add("error_hint", rfcerr.Hint)
}
if !(len(ar.GetResponseTypes()) == 0 || ar.GetResponseTypes().Exact("code")) && errors.Cause(err) != ErrUnsupportedResponseType {
redirectURI.Fragment = query.Encode()
} else {
for key, values := range redirectURI.Query() {
for _, value := range values {
query.Add(key, value)
}
}
redirectURI.RawQuery = query.Encode()
}
rw.Header().Add("Location", redirectURI.String())
rw.WriteHeader(http.StatusFound)
}
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