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verify_login_link.go
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verify_login_link.go
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package webapp
import (
"net/http"
"net/url"
"github.com/authgear/authgear-server/pkg/api/apierrors"
"github.com/authgear/authgear-server/pkg/api/model"
"github.com/authgear/authgear-server/pkg/auth/handler/webapp/viewmodels"
"github.com/authgear/authgear-server/pkg/auth/webapp"
authflow "github.com/authgear/authgear-server/pkg/lib/authenticationflow"
"github.com/authgear/authgear-server/pkg/lib/authn/otp"
"github.com/authgear/authgear-server/pkg/lib/config"
"github.com/authgear/authgear-server/pkg/lib/workflow"
"github.com/authgear/authgear-server/pkg/util/httproute"
"github.com/authgear/authgear-server/pkg/util/template"
"github.com/authgear/authgear-server/pkg/util/validation"
)
var TemplateWebVerifyLoginLinkOTPHTML = template.RegisterHTML(
"web/verify_login_link.html",
Components...,
)
var VerifyLoginLinkOTPSchema = validation.NewSimpleSchema(`
{
"type": "object",
"properties": {
"x_oob_otp_code": { "type": "string" }
},
"required": ["x_oob_otp_code"]
}
`)
func ConfigureVerifyLoginLinkOTPRoute(route httproute.Route) httproute.Route {
return route.
WithMethods("OPTIONS", "POST", "GET").
WithPathPattern("/flows/verify_login_link")
}
type VerifyLoginLinkOTPViewModel struct {
Code string
StateQuery LoginLinkOTPPageQueryState
}
func NewVerifyLoginLinkOTPViewModel(r *http.Request) VerifyLoginLinkOTPViewModel {
code := r.URL.Query().Get("code")
return VerifyLoginLinkOTPViewModel{
Code: code,
StateQuery: GetLoginLinkStateFromQuery(r),
}
}
type WorkflowWebsocketEventStore interface {
Publish(workflowID string, e workflow.Event) error
}
type AuthenticationFlowWebsocketEventStore interface {
Publish(websocketChannelName string, e authflow.Event) error
}
type VerifyLoginLinkOTPHandler struct {
LoginLinkOTPCodeService OTPCodeService
GlobalSessionServiceFactory *GlobalSessionServiceFactory
ControllerFactory ControllerFactory
BaseViewModel *viewmodels.BaseViewModeler
AuthenticationViewModel *viewmodels.AuthenticationViewModeler
Renderer Renderer
WorkflowEvents WorkflowWebsocketEventStore
AuthenticationFlowEvents AuthenticationFlowWebsocketEventStore
Config *config.AppConfig
}
func (h *VerifyLoginLinkOTPHandler) GetData(r *http.Request, rw http.ResponseWriter) (map[string]interface{}, error) {
data := make(map[string]interface{})
baseViewModel := h.BaseViewModel.ViewModel(r, rw)
viewmodels.Embed(data, NewVerifyLoginLinkOTPViewModel(r))
viewmodels.Embed(data, baseViewModel)
return data, nil
}
//nolint:gocognit
func (h *VerifyLoginLinkOTPHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
ctrl, err := h.ControllerFactory.New(r, w)
if err != nil {
http.Error(w, err.Error(), http.StatusBadRequest)
return
}
defer ctrl.Serve()
finishWithState := func(state LoginLinkOTPPageQueryState) {
url := url.URL{}
url.Path = r.URL.Path
query := r.URL.Query()
query.Set(LoginLinkOTPPageQueryStateKey, string(state))
url.RawQuery = query.Encode()
result := webapp.Result{
RedirectURI: url.String(),
NavigationAction: "replace",
}
result.WriteResponse(w, r)
}
ctrl.Get(func() error {
data, err := h.GetData(r, w)
if err != nil {
return err
}
if GetLoginLinkStateFromQuery(r) == LoginLinkOTPPageQueryStateInitial {
code := r.URL.Query().Get("code")
kind := otp.KindOOBOTP(h.Config, model.AuthenticatorOOBChannelEmail)
target, err := h.LoginLinkOTPCodeService.LookupCode(kind.Purpose(), code)
if apierrors.IsKind(err, otp.InvalidOTPCode) {
finishWithState(LoginLinkOTPPageQueryStateInvalidCode)
return nil
} else if err != nil {
return err
}
err = h.LoginLinkOTPCodeService.VerifyOTP(
kind, target, code, &otp.VerifyOptions{SkipConsume: true},
)
if apierrors.IsKind(err, otp.InvalidOTPCode) {
finishWithState(LoginLinkOTPPageQueryStateInvalidCode)
return nil
} else if err != nil {
return err
}
}
h.Renderer.RenderHTML(w, r, TemplateWebVerifyLoginLinkOTPHTML, data)
return nil
})
ctrl.PostAction("", func() error {
err := VerifyLoginLinkOTPSchema.Validator().ValidateValue(FormToJSON(r.Form))
if err != nil {
return err
}
code := r.Form.Get("x_oob_otp_code")
kind := otp.KindOOBOTP(h.Config, model.AuthenticatorOOBChannelEmail)
target, err := h.LoginLinkOTPCodeService.LookupCode(kind.Purpose(), code)
if apierrors.IsKind(err, otp.InvalidOTPCode) {
finishWithState(LoginLinkOTPPageQueryStateInvalidCode)
return nil
} else if err != nil {
return err
}
state, err := h.LoginLinkOTPCodeService.SetSubmittedCode(kind, target, code)
if apierrors.IsKind(err, otp.InvalidOTPCode) {
finishWithState(LoginLinkOTPPageQueryStateInvalidCode)
return nil
} else if err != nil {
return err
}
// Update the web session and trigger the refresh event
if state.WebSessionID != "" {
webSessionProvider := h.GlobalSessionServiceFactory.NewGlobalSessionService(
h.Config.ID,
)
webSession, err := webSessionProvider.GetSession(state.WebSessionID)
if err != nil {
return err
}
err = webSessionProvider.UpdateSession(webSession)
if err != nil {
return err
}
}
// For legacy workflow
if state.WorkflowID != "" {
err = h.WorkflowEvents.Publish(state.WorkflowID, workflow.NewEventRefresh())
if err != nil {
return err
}
}
// For authentication flow
if state.AuthenticationFlowWebsocketChannelName != "" {
err = h.AuthenticationFlowEvents.Publish(state.AuthenticationFlowWebsocketChannelName, authflow.NewEventRefresh())
if err != nil {
return err
}
}
finishWithState(LoginLinkOTPPageQueryStateMatched)
return nil
})
}