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express_enable.go
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express_enable.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 realmadmin
import (
"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"
)
func (c *Controller) HandleEnableExpress() http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
ctx := r.Context()
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.SettingsWrite) {
controller.Unauthorized(w, r, c.h)
return
}
currentRealm := membership.Realm
currentUser := membership.User
if currentRealm.EnableENExpress {
currentRealm.AddError("", fmt.Sprintf("%s is already enrolled in EN Express", currentRealm.Name))
w.WriteHeader(http.StatusUnprocessableEntity)
c.renderSettings(ctx, w, r, currentRealm, nil, nil, nil, 0, 0)
return
}
// Enable EN Express by setting default settings.
enxSettings := database.NewRealmWithDefaults("--")
currentRealm.EnableENExpress = true
currentRealm.CodeLength = enxSettings.CodeLength
currentRealm.CodeDuration = enxSettings.CodeDuration
currentRealm.LongCodeLength = enxSettings.LongCodeLength
currentRealm.LongCodeDuration = enxSettings.LongCodeDuration
currentRealm.ResetSMSTextTemplates()
// Confirmed is the only allowed test type for EN Express.
currentRealm.AllowedTestTypes = database.TestTypeConfirmed
if err := c.db.SaveRealm(currentRealm, currentUser); err != nil {
if database.IsValidationError(err) {
// This will allow the user to correct other validation errors and then
// click "upgrade" again.
currentRealm.EnableENExpress = false
w.WriteHeader(http.StatusUnprocessableEntity)
c.renderSettings(ctx, w, r, currentRealm, nil, nil, nil, 0, 0)
return
}
controller.InternalError(w, r, c.h, err)
return
}
flash.Alert("Successfully enabled EN Express")
http.Redirect(w, r, "/realm/settings", http.StatusSeeOther)
})
}