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126 lines
3.6 KiB
Go
126 lines
3.6 KiB
Go
/*
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Copyright 2020-2023 CAcert Inc.
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SPDX-License-Identifier: Apache-2.0
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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https://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package handlers
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import (
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"bytes"
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"html/template"
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"net/http"
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"time"
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"github.com/nicksnyder/go-i18n/v2/i18n"
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"github.com/ory/hydra-client-go/client/admin"
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log "github.com/sirupsen/logrus"
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"code.cacert.org/cacert/oidc-idp/internal/services"
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"code.cacert.org/cacert/oidc-idp/ui"
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)
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type LogoutHandler struct {
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adminClient admin.ClientService
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logger *log.Logger
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}
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func (h *LogoutHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
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const Ten = 10 * time.Second
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challenge := r.URL.Query().Get("logout_challenge")
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h.logger.WithField("challenge", challenge).Debug("received logout challenge")
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logoutRequest, err := h.adminClient.GetLogoutRequest(
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admin.NewGetLogoutRequestParams().WithLogoutChallenge(challenge).WithTimeout(Ten))
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if err != nil {
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h.logger.WithError(err).Error("error getting logout requests")
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http.Error(w, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError)
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return
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}
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h.logger.WithField("logout_request", logoutRequest.Payload).Debug("received logout request")
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acceptLogoutRequest, err := h.adminClient.AcceptLogoutRequest(
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admin.NewAcceptLogoutRequestParams().WithLogoutChallenge(challenge))
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if err != nil {
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h.logger.WithError(err).Error("accept logout request failed")
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http.Error(w, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError)
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}
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w.Header().Set("Location", *acceptLogoutRequest.GetPayload().RedirectTo)
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w.WriteHeader(http.StatusFound)
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}
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func NewLogoutHandler(logger *log.Logger, adminClient admin.ClientService) *LogoutHandler {
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return &LogoutHandler{
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logger: logger,
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adminClient: adminClient,
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}
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}
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type LogoutSuccessHandler struct {
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bundle *i18n.Bundle
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logger *log.Logger
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messageCatalog *services.MessageCatalog
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template *template.Template
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}
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func (h *LogoutSuccessHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
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if r.Method != http.MethodGet {
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http.Error(w, http.StatusText(http.StatusMethodNotAllowed), http.StatusMethodNotAllowed)
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return
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}
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accept := r.Header.Get("Accept-Language")
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localizer := i18n.NewLocalizer(h.bundle, accept)
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rendered := bytes.NewBuffer(make([]byte, 0))
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err := h.template.Lookup("base").Execute(rendered, map[string]interface{}{
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"Title": h.messageCatalog.LookupMessage("LogoutSuccessfulTitle", nil, localizer),
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"Explanation": template.HTML(h.messageCatalog.LookupMarkdownMessage( //nolint:gosec
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"LogoutSuccessfulText",
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nil,
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localizer,
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)),
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})
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if err != nil {
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h.logger.WithError(err).Error("template rendering failed")
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http.Error(w, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError)
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return
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}
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_, _ = w.Write(rendered.Bytes())
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}
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func NewLogoutSuccessHandler(
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logger *log.Logger,
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bundle *i18n.Bundle,
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messageCatalog *services.MessageCatalog,
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) *LogoutSuccessHandler {
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return &LogoutSuccessHandler{
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bundle: bundle,
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logger: logger,
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messageCatalog: messageCatalog,
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template: template.Must(template.ParseFS(ui.Templates,
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"templates/base.gohtml",
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"templates/logout_successful.gohtml",
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)),
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}
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}
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