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/
update.go
121 lines (104 loc) · 3.35 KB
/
update.go
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// Copyright 2020 the Exposure Notifications Verification Server authors
//
// 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.
package mobileapps
import (
"context"
"fmt"
"net/http"
"github.com/google/exposure-notifications-verification-server/pkg/controller"
"github.com/google/exposure-notifications-verification-server/pkg/database"
"github.com/google/exposure-notifications-verification-server/pkg/rbac"
"github.com/gorilla/mux"
)
// HandleUpdate handles an update.
func (c *Controller) HandleUpdate() http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
ctx := r.Context()
vars := mux.Vars(r)
session := controller.SessionFromContext(ctx)
if session == nil {
controller.MissingSession(w, r, c.h)
return
}
flash := controller.Flash(session)
membership := controller.MembershipFromContext(ctx)
if membership == nil {
controller.MissingMembership(w, r, c.h)
return
}
if !membership.Can(rbac.MobileAppWrite) {
controller.Unauthorized(w, r, c.h)
return
}
currentRealm := membership.Realm
currentUser := membership.User
app, err := currentRealm.FindMobileApp(c.db, vars["id"])
if err != nil {
if database.IsNotFound(err) {
controller.Unauthorized(w, r, c.h)
return
}
controller.InternalError(w, r, c.h, err)
return
}
// Requested form, stop processing.
if r.Method == http.MethodGet {
c.renderEdit(ctx, w, app)
return
}
if err := bindUpdateForm(r, app); err != nil {
app.AddError("", err.Error())
w.WriteHeader(http.StatusUnprocessableEntity)
c.renderNew(ctx, w, app)
return
}
if err := c.db.SaveMobileApp(app, currentUser); err != nil {
if database.IsValidationError(err) {
w.WriteHeader(http.StatusUnprocessableEntity)
c.renderEdit(ctx, w, app)
return
}
controller.InternalError(w, r, c.h, err)
return
}
flash.Alert("Successfully updated mobile app %q!", app.Name)
http.Redirect(w, r, fmt.Sprintf("/realm/mobile-apps/%d", app.ID), http.StatusSeeOther)
})
}
func bindUpdateForm(r *http.Request, app *database.MobileApp) error {
type FormData struct {
Name string `form:"name"`
URL string `form:"url"`
EnableRedirect bool `form:"enable_redirect"`
OS database.OSType `form:"os"`
AppID string `form:"app_id"`
SHA string `form:"sha"`
}
var form FormData
err := controller.BindForm(nil, r, &form)
app.Name = form.Name
app.URL = form.URL
app.DisableRedirect = !form.EnableRedirect
app.OS = form.OS
app.AppID = form.AppID
app.SHA = form.SHA
return err
}
// renderEdit renders the edit page.
func (c *Controller) renderEdit(ctx context.Context, w http.ResponseWriter, app *database.MobileApp) {
m := templateMap(ctx)
m.Title("Edit mobile app: %s", app.Name)
m["app"] = app
c.h.RenderHTML(w, "mobileapps/edit", m)
}