oidc-idp/internal/services/i18n.go
Jan Dittberner 56ff01600f Improve consent handling
- hide client logo if there is no logo URI
- hide client information link if there is no client URI
- use buttons instead of a checkbox for consent
- use Markdown for messages
2023-08-07 17:54:54 +02:00

402 lines
12 KiB
Go

/*
Copyright 2020-2023 CAcert Inc.
SPDX-License-Identifier: Apache-2.0
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
https://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 services
import (
"bytes"
"errors"
"fmt"
"net/http"
log "github.com/sirupsen/logrus"
"github.com/yuin/goldmark"
"code.cacert.org/cacert/oidc-idp/translations"
"github.com/BurntSushi/toml"
"github.com/nicksnyder/go-i18n/v2/i18n"
"golang.org/x/text/language"
)
type MessageCatalog struct {
messages map[string]*i18n.Message
logger *log.Logger
}
func (m *MessageCatalog) AddMessages(messages map[string]*i18n.Message) {
for key, value := range messages {
m.messages[key] = value
}
}
func (s *I18NService) LookupMessage(
id string,
templateData map[string]interface{},
localizer *i18n.Localizer,
) string {
if message, ok := s.catalog.messages[id]; ok {
translation, err := localizer.Localize(&i18n.LocalizeConfig{
DefaultMessage: message,
TemplateData: templateData,
})
if err != nil {
return s.catalog.handleLocalizeError(id, translation, err)
}
return translation
}
s.logger.WithField("id", id).Warn("no translation found for id")
return id
}
func (s *I18NService) LookupHTTPErrorMessage(httpStatusCode int, localizer *i18n.Localizer) string {
id := fmt.Sprintf("http%d", httpStatusCode)
translation := s.LookupMessage(id, nil, localizer)
if translation != id {
return translation
}
return http.StatusText(httpStatusCode)
}
func (s *I18NService) LookupMarkdownMessage(
id string,
templateData map[string]interface{},
localizer *i18n.Localizer,
) string {
if message, ok := s.catalog.messages[id]; ok {
translation, err := localizer.Localize(&i18n.LocalizeConfig{
DefaultMessage: message,
TemplateData: templateData,
})
if err != nil {
s.logger.WithError(err).Warn(err)
}
if translation == "" {
return id
}
buf := &bytes.Buffer{}
err = goldmark.Convert([]byte(translation), buf)
if err != nil {
return s.catalog.handleLocalizeError(id, translation, fmt.Errorf("markdown conversion error: %w", err))
}
return buf.String()
}
s.logger.WithField("id", id).Warn("no translation found for id")
return id
}
func (s *I18NService) LookupMessagePlural(
id string,
templateData map[string]interface{},
localizer *i18n.Localizer,
count int,
) string {
if message, ok := s.catalog.messages[id]; ok {
translation, err := localizer.Localize(&i18n.LocalizeConfig{
DefaultMessage: message,
TemplateData: templateData,
PluralCount: count,
})
if err != nil {
return s.catalog.handleLocalizeError(id, translation, err)
}
return translation
}
s.logger.WithField("id", id).Warn("no translation found for id")
return id
}
func (m *MessageCatalog) handleLocalizeError(id string, translation string, err error) string {
var messageNotFound *i18n.MessageNotFoundErr
if errors.As(err, &messageNotFound) {
m.logger.WithError(err).WithField("message", id).Warn("message not found")
if translation != "" {
return translation
}
} else {
m.logger.WithError(err).WithField("message", id).Error("translation error")
}
return id
}
type I18NService struct {
logger *log.Logger
bundle *i18n.Bundle
catalog *MessageCatalog
}
func (s *I18NService) AddMessages() error {
messages := make(map[string]*i18n.Message)
messages["http404"] = &i18n.Message{
ID: "http404",
Description: "HTTP error 404 not found",
Other: "Not found",
}
messages["unknown"] = &i18n.Message{
ID: "ErrorUnknown",
Other: "Unknown error",
}
messages["AuthServerErrorTitle"] = &i18n.Message{
ID: "AuthServerErrorTitle",
Other: "Authorization server returned an error",
}
messages["AuthServerErrorExplanation"] = &i18n.Message{
ID: "AuthServerErrorExplanation",
Other: "A request that your browser sent to the authorization server caused an error." +
" The authorization server returned details about the error that are printed below.",
}
messages["ButtonTitleCancel"] = &i18n.Message{
ID: "ButtonTitleCancel",
Description: "Title for a button to cancel an action",
Other: "Cancel",
}
messages["ButtonTitleConsent"] = &i18n.Message{
ID: "ButtonTitleConsent",
Description: "Title for a button to give consent",
Other: "Consent",
}
messages["ButtonTitleDeny"] = &i18n.Message{
ID: "ButtonTitleDeny",
Description: "Title for a button to deny consent",
Other: "Deny",
}
messages["ButtonTitleRevoke"] = &i18n.Message{
ID: "ButtonTitleRevoke",
Description: "Title for a button to revoke consent",
Other: "Revoke",
}
messages["ButtonTitleConfirmRevoke"] = &i18n.Message{
ID: "ButtonTitleConfirmRevoke",
Description: "Title for a button to confirm consent revocation",
Other: "Yes, Revoke!",
}
messages["ColumnNameApplication"] = &i18n.Message{
ID: "ColumnNameApplication",
Description: "Title for a table column showing application names",
Other: "Application",
}
messages["ColumnNameActions"] = &i18n.Message{
ID: "ColumnNameActions",
Description: "Title for a table column showing available actions",
Other: "Actions",
}
messages["ColumnNameExpires"] = &i18n.Message{
ID: "ColumnNameExpires",
Description: "Title for a table column showing the expiry date for a consent",
Other: "Expires",
}
messages["ColumnNameGranted"] = &i18n.Message{
ID: "ColumnNameGranted",
Description: "Title for a table column showing the time when consent has been granted",
Other: "Granted at",
}
messages["ColumnNameSubject"] = &i18n.Message{
ID: "ColumnNameSubject",
Description: "Title for a table column showing the subject of a consent",
Other: "Subject",
}
messages["ConfirmRevokeTitle"] = &i18n.Message{
ID: "ConfirmRevokeTitle",
Other: "Revoke consent",
}
messages["ConfirmRevokeExplanation"] = &i18n.Message{
ID: "ConfirmRevokeExplanation",
Other: "Do you want to revoke your consent to allow **{{ .Application }}**" +
" access to identity data for **{{ .Subject }}**?",
}
messages["TitleRequestConsent"] = &i18n.Message{
ID: "TitleRequestConsent",
Other: "Application requests your consent",
}
messages["LabelSubmit"] = &i18n.Message{
ID: "LabelSubmit",
Other: "Submit",
}
messages["LabelConsent"] = &i18n.Message{
ID: "LabelConsent",
Other: "I hereby agree that the application may get the requested permissions.",
}
messages["LabelNever"] = &i18n.Message{
ID: "LabelNever",
Other: "Never",
}
messages["LabelUnknown"] = &i18n.Message{
ID: "LabelUnknown",
Other: "Unknown",
}
messages["IntroConsentRequested"] = &i18n.Message{
ID: "IntroConsentRequested",
Other: "The **{{ .client }}** application requested your consent for the following set of permissions:",
}
messages["IntroConsentMoreInformation"] = &i18n.Message{
ID: "IntroConsentMoreInformation",
Other: "You can find more information about **{{ .client }}** at [its description page]({{ .clientLink }}).",
}
messages["ClaimsInformation"] = &i18n.Message{
ID: "ClaimsInformation",
Other: "In addition the application wants access to the following information:",
}
messages["WrongOrLockedUserOrInvalidPassword"] = &i18n.Message{
ID: "WrongOrLockedUserOrInvalidPassword",
Other: "You entered an invalid username or password or your account has been locked.",
}
messages["CertLoginIntroText"] = &i18n.Message{
ID: "CertLoginIntroText",
Other: "The application **{{ .ClientName }}** requests a login.",
}
messages["EmailChoiceText"] = &i18n.Message{
ID: "EmailChoiceText",
One: "You have presented a valid client certificate for the following email address:",
Other: "You have presented a valid client certificate for multiple email addresses. " +
"Please choose which one you want to present to the application:",
}
messages["IndexTitle"] = &i18n.Message{
ID: "IndexTitle",
Other: "Welcome to your identity provider",
}
messages["IndexWelcomeMessage"] = &i18n.Message{
ID: "IndexWelcomeMessage",
Other: "Go to [manage consent]({{ .ManageConsentHRef }}) to show or revoke consent" +
" you have given to client applications.",
}
messages["LoginTitle"] = &i18n.Message{
ID: "LoginTitle",
Other: "Authenticate with a client certificate",
}
messages["CertLoginRequestText"] = &i18n.Message{
ID: "CertLoginRequestText",
Other: "Do you want to use the chosen identity from the certificate for authentication?",
}
messages["LabelAcceptCertLogin"] = &i18n.Message{
ID: "LabelAcceptCertLogin",
Description: "Label for a button to accept certificate login",
Other: "Yes, please use this identity",
}
messages["LabelRejectCertLogin"] = &i18n.Message{
ID: "LabelRejectCertLogin",
Description: "Label for a button to reject certificate login",
Other: "No, please send me back",
}
messages["LoginDeniedByUser"] = &i18n.Message{
ID: "LoginDeniedByUser",
Other: "Login has been denied by the user.",
}
messages["LogoutSuccessfulTitle"] = &i18n.Message{
ID: "LogoutSuccessfulTitle",
Other: "Logout successful",
}
messages["LogoutSuccessfulText"] = &i18n.Message{
ID: "LogoutSuccessfulText",
Other: "You have been logged out successfully.",
}
messages["ManageConsentTitle"] = &i18n.Message{
ID: "ManageConsentTitle",
Other: "Manage consent",
}
messages["ManageConsentDescription"] = &i18n.Message{
ID: "ManageConsentDescription",
Other: "This page allows you to see consent that you have given to client applications in the past.",
}
messages["HintChooseAnIdentityForAuthentication"] = &i18n.Message{
ID: "HintChooseAnIdentityForAuthentication",
Other: "Choose an identity for authentication.",
}
messages["NoConsentGiven"] = &i18n.Message{
ID: "NoConsentGiven",
Other: "You have not given consent to use your data to any application yet.",
}
messages["NoEmailAddressSelected"] = &i18n.Message{
ID: "NoEmailAddressSelected",
Other: "You did not select an email address. Please select an email address to continue.",
}
messages["NoEmailsInClientCertificateTitle"] = &i18n.Message{
ID: "NoEmailsInClientCertificateTitle",
Other: "No email addresses in client certificate",
}
messages["NoEmailsInClientCertificateExplanation"] = &i18n.Message{
ID: "NoEmailsInClientCertificateExplanation",
Other: `The presented client certificate does not contain any email address value.
An email address is required to authenticate yourself.`,
}
messages["NoChallengeInRequestTitle"] = &i18n.Message{
ID: "NoChallengeInRequestTitle",
Other: "No challenge parameter in your authentication request",
}
messages["NoChallengeInRequestExplanation"] = &i18n.Message{
ID: "NoChallengeInRequestExplanation",
Other: "Your authentication request did not contain the necessary `login_challenge` parameter." +
" You can find more information about this parameter in" +
" [the ORY Hydra documentation](https://www.ory.sh/docs/oauth2-oidc/custom-login-consent/flow).",
}
s.catalog.AddMessages(messages)
return nil
}
func (s *I18NService) Localizer(languages string) *i18n.Localizer {
return i18n.NewLocalizer(s.bundle, languages)
}
func InitI18n(logger *log.Logger, languages []string) *I18NService {
bundle := i18n.NewBundle(language.English)
bundle.RegisterUnmarshalFunc("toml", toml.Unmarshal)
for _, lang := range languages {
bundleName := fmt.Sprintf("active.%s.toml", lang)
bundleBytes, err := translations.Bundles.ReadFile(bundleName)
if err != nil {
logger.WithField("bundle", bundleName).Warn("message bundle not found")
continue
}
bundle.MustParseMessageFileBytes(bundleBytes, bundleName)
}
catalog := initMessageCatalog(logger)
return &I18NService{logger: logger, bundle: bundle, catalog: catalog}
}
func initMessageCatalog(logger *log.Logger) *MessageCatalog {
messages := make(map[string]*i18n.Message)
messages["ErrorTitle"] = &i18n.Message{
ID: "ErrorTitle",
Other: "An error has occurred",
}
return &MessageCatalog{messages: messages, logger: logger}
}